Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

13 files changed, 2830 insertions, 0 deletions

diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
new file mode 100644
index 0000000000..13d315ee67
--- /dev/null
+++ b/arch/mips/bcm47xx/Kconfig
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: GPL-2.0
+if BCM47XX
+
+config BCM47XX_SSB
+	bool "SSB Support for Broadcom BCM47XX"
+	select SYS_HAS_CPU_BMIPS32_3300
+	select SSB
+	select SSB_HOST_SOC
+	select SSB_DRIVER_MIPS
+	select SSB_DRIVER_EXTIF
+	select SSB_EMBEDDED
+	select SSB_PCIHOST if PCI
+	select SSB_B43_PCI_BRIDGE if PCI
+	select SSB_DRIVER_PCICORE if PCI
+	select SSB_PCICORE_HOSTMODE if PCI
+	select SSB_DRIVER_GPIO
+	default y
+	help
+	  Add support for old Broadcom BCM47xx boards with Sonics Silicon Backplane support.
+
+	  This will generate an image with support for SSB and MIPS32 R1 instruction set.
+
+config BCM47XX_BCMA
+	bool "BCMA Support for Broadcom BCM47XX"
+	select SYS_HAS_CPU_MIPS32_R2
+	select SYS_SUPPORTS_HIGHMEM
+	select CPU_MIPSR2_IRQ_VI
+	select BCMA
+	select BCMA_HOST_SOC
+	select BCMA_DRIVER_MIPS
+	select BCMA_DRIVER_PCI if PCI
+	select BCMA_DRIVER_PCI_HOSTMODE if PCI
+	select BCMA_DRIVER_GPIO
+	default y
+	help
+	  Add support for new Broadcom BCM47xx boards with Broadcom specific Advanced Microcontroller Bus.
+
+	  This will generate an image with support for BCMA and MIPS32 R2 instruction set.
+
+endif
diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile
new file mode 100644
index 0000000000..c7438a410a
--- /dev/null
+++ b/arch/mips/bcm47xx/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Makefile for the BCM47XX specific kernel interface routines
+# under Linux.
+#
+
+obj-y				+= irq.o prom.o serial.o setup.o time.o
+obj-y				+= board.o buttons.o leds.o workarounds.o
diff --git a/arch/mips/bcm47xx/Platform b/arch/mips/bcm47xx/Platform
new file mode 100644
index 0000000000..fe6daba3f9
--- /dev/null
+++ b/arch/mips/bcm47xx/Platform
@@ -0,0 +1,6 @@
+#
+# Broadcom BCM47XX boards
+#
+cflags-$(CONFIG_BCM47XX)	+=					\
+		-I$(srctree)/arch/mips/include/asm/mach-bcm47xx
+load-$(CONFIG_BCM47XX)		:= 0xffffffff80001000
diff --git a/arch/mips/bcm47xx/bcm47xx_private.h b/arch/mips/bcm47xx/bcm47xx_private.h
new file mode 100644
index 0000000000..bb96743bb9
--- /dev/null
+++ b/arch/mips/bcm47xx/bcm47xx_private.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_BCM47XX_PRIVATE_H_
+#define LINUX_BCM47XX_PRIVATE_H_
+
+#ifndef pr_fmt
+#define pr_fmt(fmt)		"bcm47xx: " fmt
+#endif
+
+#include <linux/kernel.h>
+
+/* prom.c */
+void __init bcm47xx_prom_highmem_init(void);
+
+/* buttons.c */
+int __init bcm47xx_buttons_register(void);
+
+/* leds.c */
+void __init bcm47xx_leds_register(void);
+
+/* setup.c */
+void __init bcm47xx_bus_setup(void);
+
+/* workarounds.c */
+void __init bcm47xx_workarounds(void);
+
+#endif
diff --git a/arch/mips/bcm47xx/board.c b/arch/mips/bcm47xx/board.c
new file mode 100644
index 0000000000..b487f687f6
--- /dev/null
+++ b/arch/mips/bcm47xx/board.c
@@ -0,0 +1,370 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/errno.h>
+#include <linux/export.h>
+#include <linux/string.h>
+#include <bcm47xx.h>
+#include <bcm47xx_board.h>
+
+struct bcm47xx_board_type {
+	const enum bcm47xx_board board;
+	const char *name;
+};
+
+struct bcm47xx_board_type_list1 {
+	struct bcm47xx_board_type board;
+	const char *value1;
+};
+
+struct bcm47xx_board_type_list2 {
+	struct bcm47xx_board_type board;
+	const char *value1;
+	const char *value2;
+};
+
+struct bcm47xx_board_type_list3 {
+	struct bcm47xx_board_type board;
+	const char *value1;
+	const char *value2;
+	const char *value3;
+};
+
+struct bcm47xx_board_store {
+	enum bcm47xx_board board;
+	char name[BCM47XX_BOARD_MAX_NAME];
+};
+
+/* model_name */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_model_name[] __initconst = {
+	{{BCM47XX_BOARD_DLINK_DIR130, "D-Link DIR-130"}, "DIR-130"},
+	{{BCM47XX_BOARD_DLINK_DIR330, "D-Link DIR-330"}, "DIR-330"},
+	{ {0}, NULL},
+};
+
+/* hardware_version */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_hardware_version[] __initconst = {
+	{{BCM47XX_BOARD_ASUS_RTN10U, "Asus RT-N10U"}, "RTN10U"},
+	{{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RTN10D"},
+	{{BCM47XX_BOARD_ASUS_RTN12, "Asus RT-N12"}, "RT-N12"},
+	{{BCM47XX_BOARD_ASUS_RTN12B1, "Asus RT-N12B1"}, "RTN12B1"},
+	{{BCM47XX_BOARD_ASUS_RTN12C1, "Asus RT-N12C1"}, "RTN12C1"},
+	{{BCM47XX_BOARD_ASUS_RTN12D1, "Asus RT-N12D1"}, "RTN12D1"},
+	{{BCM47XX_BOARD_ASUS_RTN12HP, "Asus RT-N12HP"}, "RTN12HP"},
+	{{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16-"},
+	{{BCM47XX_BOARD_ASUS_WL320GE, "Asus WL320GE"}, "WL320G-"},
+	{{BCM47XX_BOARD_ASUS_WL330GE, "Asus WL330GE"}, "WL330GE-"},
+	{{BCM47XX_BOARD_ASUS_WL500GD, "Asus WL500GD"}, "WL500gd-"},
+	{{BCM47XX_BOARD_ASUS_WL500GPV1, "Asus WL500GP V1"}, "WL500gp-"},
+	{{BCM47XX_BOARD_ASUS_WL500GPV2, "Asus WL500GP V2"}, "WL500GPV2-"},
+	{{BCM47XX_BOARD_ASUS_WL500W, "Asus WL500W"}, "WL500gW-"},
+	{{BCM47XX_BOARD_ASUS_WL520GC, "Asus WL520GC"}, "WL520GC-"},
+	{{BCM47XX_BOARD_ASUS_WL520GU, "Asus WL520GU"}, "WL520GU-"},
+	{{BCM47XX_BOARD_BELKIN_F7D3301, "Belkin F7D3301"}, "F7D3301"},
+	{{BCM47XX_BOARD_BELKIN_F7D3302, "Belkin F7D3302"}, "F7D3302"},
+	{{BCM47XX_BOARD_BELKIN_F7D4301, "Belkin F7D4301"}, "F7D4301"},
+	{{BCM47XX_BOARD_BELKIN_F7D4302, "Belkin F7D4302"}, "F7D4302"},
+	{{BCM47XX_BOARD_BELKIN_F7D4401, "Belkin F7D4401"}, "F7D4401"},
+	{ {0}, NULL},
+};
+
+/* hardware_version, boardnum */
+static const
+struct bcm47xx_board_type_list2 bcm47xx_board_list_hw_version_num[] __initconst = {
+	{{BCM47XX_BOARD_MICROSOFT_MN700, "Microsoft MN-700"}, "WL500-", "mn700"},
+	{{BCM47XX_BOARD_ASUS_WL500G, "Asus WL500G"}, "WL500-", "asusX"},
+	{ {0}, NULL},
+};
+
+/* productid */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_productid[] __initconst = {
+	{{BCM47XX_BOARD_ASUS_RTAC66U, "Asus RT-AC66U"}, "RT-AC66U"},
+	{{BCM47XX_BOARD_ASUS_RTN10, "Asus RT-N10"}, "RT-N10"},
+	{{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RT-N10D"},
+	{{BCM47XX_BOARD_ASUS_RTN15U, "Asus RT-N15U"}, "RT-N15U"},
+	{{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16"},
+	{{BCM47XX_BOARD_ASUS_RTN53, "Asus RT-N53"}, "RT-N53"},
+	{{BCM47XX_BOARD_ASUS_RTN66U, "Asus RT-N66U"}, "RT-N66U"},
+	{{BCM47XX_BOARD_ASUS_WL300G, "Asus WL300G"}, "WL300g"},
+	{{BCM47XX_BOARD_ASUS_WLHDD, "Asus WLHDD"}, "WLHDD"},
+	{ {0}, NULL},
+};
+
+/* ModelId */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_ModelId[] __initconst = {
+	{{BCM47XX_BOARD_DELL_TM2300, "Dell TrueMobile 2300"}, "WX-5565"},
+	{{BCM47XX_BOARD_MOTOROLA_WE800G, "Motorola WE800G"}, "WE800G"},
+	{{BCM47XX_BOARD_MOTOROLA_WR850GP, "Motorola WR850GP"}, "WR850GP"},
+	{{BCM47XX_BOARD_MOTOROLA_WR850GV2V3, "Motorola WR850G"}, "WR850G"},
+	{ {0}, NULL},
+};
+
+/* melco_id or buf1falo_id */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_melco_id[] __initconst = {
+	{{BCM47XX_BOARD_BUFFALO_WBR2_G54, "Buffalo WBR2-G54"}, "29bb0332"},
+	{{BCM47XX_BOARD_BUFFALO_WHR2_A54G54, "Buffalo WHR2-A54G54"}, "290441dd"},
+	{{BCM47XX_BOARD_BUFFALO_WHR_G125, "Buffalo WHR-G125"}, "32093"},
+	{{BCM47XX_BOARD_BUFFALO_WHR_G54S, "Buffalo WHR-G54S"}, "30182"},
+	{{BCM47XX_BOARD_BUFFALO_WHR_HP_G54, "Buffalo WHR-HP-G54"}, "30189"},
+	{{BCM47XX_BOARD_BUFFALO_WLA2_G54L, "Buffalo WLA2-G54L"}, "29129"},
+	{{BCM47XX_BOARD_BUFFALO_WZR_G300N, "Buffalo WZR-G300N"}, "31120"},
+	{{BCM47XX_BOARD_BUFFALO_WZR_RS_G54, "Buffalo WZR-RS-G54"}, "30083"},
+	{{BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP, "Buffalo WZR-RS-G54HP"}, "30103"},
+	{ {0}, NULL},
+};
+
+/* boot_hw_model, boot_hw_ver */
+static const
+struct bcm47xx_board_type_list2 bcm47xx_board_list_boot_hw[] __initconst = {
+	/* like WRT160N v3.0 */
+	{{BCM47XX_BOARD_CISCO_M10V1, "Cisco M10"}, "M10", "1.0"},
+	/* like WRT310N v2.0 */
+	{{BCM47XX_BOARD_CISCO_M20V1, "Cisco M20"}, "M20", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_E900V1, "Linksys E900 V1"}, "E900", "1.0"},
+	/* like WRT160N v3.0 */
+	{{BCM47XX_BOARD_LINKSYS_E1000V1, "Linksys E1000 V1"}, "E100", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_E1000V2, "Linksys E1000 V2"}, "E1000", "2.0"},
+	{{BCM47XX_BOARD_LINKSYS_E1000V21, "Linksys E1000 V2.1"}, "E1000", "2.1"},
+	{{BCM47XX_BOARD_LINKSYS_E1200V2, "Linksys E1200 V2"}, "E1200", "2.0"},
+	{{BCM47XX_BOARD_LINKSYS_E2000V1, "Linksys E2000 V1"}, "Linksys E2000", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_E2500V3, "Linksys E2500 V3"}, "E2500", "1.0"},
+	/* like WRT610N v2.0 */
+	{{BCM47XX_BOARD_LINKSYS_E3000V1, "Linksys E3000 V1"}, "E300", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_E3200V1, "Linksys E3200 V1"}, "E3200", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_E4200V1, "Linksys E4200 V1"}, "E4200", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT150NV11, "Linksys WRT150N V1.1"}, "WRT150N", "1.1"},
+	{{BCM47XX_BOARD_LINKSYS_WRT150NV1, "Linksys WRT150N V1"}, "WRT150N", "1"},
+	{{BCM47XX_BOARD_LINKSYS_WRT160NV1, "Linksys WRT160N V1"}, "WRT160N", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT160NV3, "Linksys WRT160N V3"}, "WRT160N", "3.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT300NV11, "Linksys WRT300N V1.1"}, "WRT300N", "1.1"},
+	{{BCM47XX_BOARD_LINKSYS_WRT310NV1, "Linksys WRT310N V1"}, "WRT310N", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT310NV2, "Linksys WRT310N V2"}, "WRT310N", "2.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT320N_V1, "Linksys WRT320N V1"}, "WRT320N", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT54G3GV2, "Linksys WRT54G3GV2-VF"}, "WRT54G3GV2-VF", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT610NV1, "Linksys WRT610N V1"}, "WRT610N", "1.0"},
+	{{BCM47XX_BOARD_LINKSYS_WRT610NV2, "Linksys WRT610N V2"}, "WRT610N", "2.0"},
+	{ {0}, NULL},
+};
+
+/* board_id */
+static const
+struct bcm47xx_board_type_list1 bcm47xx_board_list_board_id[] __initconst = {
+	{{BCM47XX_BOARD_LUXUL_ABR_4400_V1, "Luxul ABR-4400 V1"}, "luxul_abr4400_v1"},
+	{{BCM47XX_BOARD_LUXUL_XAP_310_V1, "Luxul XAP-310 V1"}, "luxul_xap310_v1"},
+	{{BCM47XX_BOARD_LUXUL_XAP_1210_V1, "Luxul XAP-1210 V1"}, "luxul_xap1210_v1"},
+	{{BCM47XX_BOARD_LUXUL_XAP_1230_V1, "Luxul XAP-1230 V1"}, "luxul_xap1230_v1"},
+	{{BCM47XX_BOARD_LUXUL_XAP_1240_V1, "Luxul XAP-1240 V1"}, "luxul_xap1240_v1"},
+	{{BCM47XX_BOARD_LUXUL_XAP_1500_V1, "Luxul XAP-1500 V1"}, "luxul_xap1500_v1"},
+	{{BCM47XX_BOARD_LUXUL_XBR_4400_V1, "Luxul XBR-4400 V1"}, "luxul_xbr4400_v1"},
+	{{BCM47XX_BOARD_LUXUL_XVW_P30_V1, "Luxul XVW-P30 V1"}, "luxul_xvwp30_v1"},
+	{{BCM47XX_BOARD_LUXUL_XWR_600_V1, "Luxul XWR-600 V1"}, "luxul_xwr600_v1"},
+	{{BCM47XX_BOARD_LUXUL_XWR_1750_V1, "Luxul XWR-1750 V1"}, "luxul_xwr1750_v1"},
+	{{BCM47XX_BOARD_NETGEAR_R6200_V1, "Netgear R6200 V1"}, "U12H192T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_R6300_V1, "Netgear R6300 V1"}, "U12H218T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WGR614V8, "Netgear WGR614 V8"}, "U12H072T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WGR614V9, "Netgear WGR614 V9"}, "U12H094T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WGR614_V10, "Netgear WGR614 V10"}, "U12H139T01_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WN2500RP_V1, "Netgear WN2500RP V1"}, "U12H197T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WN2500RP_V2, "Netgear WN2500RP V2"}, "U12H294T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3300, "Netgear WNDR3300"}, "U12H093T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3400V1, "Netgear WNDR3400 V1"}, "U12H155T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3400V2, "Netgear WNDR3400 V2"}, "U12H187T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3400_V3, "Netgear WNDR3400 V3"}, "U12H208T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3400VCNA, "Netgear WNDR3400 Vcna"}, "U12H155T01_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR3700V3, "Netgear WNDR3700 V3"}, "U12H194T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR4000, "Netgear WNDR4000"}, "U12H181T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR4500V1, "Netgear WNDR4500 V1"}, "U12H189T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNDR4500V2, "Netgear WNDR4500 V2"}, "U12H224T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR1000_V3, "Netgear WNR1000 V3"}, "U12H139T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR1000_V3, "Netgear WNR1000 V3"}, "U12H139T50_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR2000, "Netgear WNR2000"}, "U12H114T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "U12H136T99_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500L_V2, "Netgear WNR3500L V2"}, "U12H172T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500U, "Netgear WNR3500U"}, "U12H136T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500V2, "Netgear WNR3500 V2"}, "U12H127T00_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500V2VC, "Netgear WNR3500 V2vc"}, "U12H127T70_NETGEAR"},
+	{{BCM47XX_BOARD_NETGEAR_WNR834BV2, "Netgear WNR834B V2"}, "U12H081T00_NETGEAR"},
+	{ {0}, NULL},
+};
+
+/* boardtype, boardnum, boardrev */
+static const
+struct bcm47xx_board_type_list3 bcm47xx_board_list_board[] __initconst = {
+	{{BCM47XX_BOARD_HUAWEI_B593U_12, "Huawei B593u-12"}, "0x053d", "1234", "0x1301"},
+	{{BCM47XX_BOARD_HUAWEI_E970, "Huawei E970"}, "0x048e", "0x5347", "0x11"},
+	{{BCM47XX_BOARD_PHICOMM_M1, "Phicomm M1"}, "0x0590", "80", "0x1104"},
+	{{BCM47XX_BOARD_ZTE_H218N, "ZTE H218N"}, "0x053d", "1234", "0x1305"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "0x04CF", "3500", "02"},
+	{{BCM47XX_BOARD_NETGEAR_WNR3500L_V2, "Netgear WNR3500L V2"}, "0x052b", "3500L", "02"},
+	{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0101, "Linksys WRT54G/GS/GL"}, "0x0101", "42", "0x10"},
+	{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0467, "Linksys WRT54G/GS/GL"}, "0x0467", "42", "0x10"},
+	{{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0708, "Linksys WRT54G/GS/GL"}, "0x0708", "42", "0x10"},
+	{ {0}, NULL},
+};
+
+/* boardtype, boardrev */
+static const
+struct bcm47xx_board_type_list2 bcm47xx_board_list_board_type_rev[] __initconst = {
+	{{BCM47XX_BOARD_SIEMENS_SE505V2, "Siemens SE505 V2"}, "0x0101", "0x10"},
+	{ {0}, NULL},
+};
+
+/*
+ * Some devices don't use any common NVRAM entry for identification and they
+ * have only one model specific variable.
+ * They don't deserve own arrays, let's group them there using key-value array.
+ */
+static const
+struct bcm47xx_board_type_list2 bcm47xx_board_list_key_value[] __initconst = {
+	{{BCM47XX_BOARD_ASUS_WL700GE, "Asus WL700"}, "model_no", "WL700"},
+	{{BCM47XX_BOARD_LINKSYS_WRT300N_V1, "Linksys WRT300N V1"}, "router_name", "WRT300N"},
+	{{BCM47XX_BOARD_LINKSYS_WRT600N_V11, "Linksys WRT600N V1.1"}, "Model_Name", "WRT600N"},
+	{{BCM47XX_BOARD_LINKSYS_WRTSL54GS, "Linksys WRTSL54GS"}, "machine_name", "WRTSL54GS"},
+	{ {0}, NULL},
+};
+
+static const
+struct bcm47xx_board_type bcm47xx_board_unknown[] __initconst = {
+	{BCM47XX_BOARD_UNKNOWN, "Unknown Board"},
+};
+
+static struct bcm47xx_board_store bcm47xx_board = {BCM47XX_BOARD_NO, "Unknown Board"};
+
+static __init const struct bcm47xx_board_type *bcm47xx_board_get_nvram(void)
+{
+	char buf1[30];
+	char buf2[30];
+	char buf3[30];
+	const struct bcm47xx_board_type_list1 *e1;
+	const struct bcm47xx_board_type_list2 *e2;
+	const struct bcm47xx_board_type_list3 *e3;
+
+	if (bcm47xx_nvram_getenv("model_name", buf1, sizeof(buf1)) >= 0) {
+		for (e1 = bcm47xx_board_list_model_name; e1->value1; e1++) {
+			if (!strcmp(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0) {
+		for (e1 = bcm47xx_board_list_hardware_version; e1->value1; e1++) {
+			if (strstarts(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0 &&
+	    bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0) {
+		for (e2 = bcm47xx_board_list_hw_version_num; e2->value1; e2++) {
+			if (!strstarts(buf1, e2->value1) &&
+			    !strcmp(buf2, e2->value2))
+				return &e2->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("productid", buf1, sizeof(buf1)) >= 0) {
+		for (e1 = bcm47xx_board_list_productid; e1->value1; e1++) {
+			if (!strcmp(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("ModelId", buf1, sizeof(buf1)) >= 0) {
+		for (e1 = bcm47xx_board_list_ModelId; e1->value1; e1++) {
+			if (!strcmp(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("melco_id", buf1, sizeof(buf1)) >= 0 ||
+	    bcm47xx_nvram_getenv("buf1falo_id", buf1, sizeof(buf1)) >= 0) {
+		/* buffalo hardware, check id for specific hardware matches */
+		for (e1 = bcm47xx_board_list_melco_id; e1->value1; e1++) {
+			if (!strcmp(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("boot_hw_model", buf1, sizeof(buf1)) >= 0 &&
+	    bcm47xx_nvram_getenv("boot_hw_ver", buf2, sizeof(buf2)) >= 0) {
+		for (e2 = bcm47xx_board_list_boot_hw; e2->value1; e2++) {
+			if (!strcmp(buf1, e2->value1) &&
+			    !strcmp(buf2, e2->value2))
+				return &e2->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("board_id", buf1, sizeof(buf1)) >= 0) {
+		for (e1 = bcm47xx_board_list_board_id; e1->value1; e1++) {
+			if (!strcmp(buf1, e1->value1))
+				return &e1->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
+	    bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0 &&
+	    bcm47xx_nvram_getenv("boardrev", buf3, sizeof(buf3)) >= 0) {
+		for (e3 = bcm47xx_board_list_board; e3->value1; e3++) {
+			if (!strcmp(buf1, e3->value1) &&
+			    !strcmp(buf2, e3->value2) &&
+			    !strcmp(buf3, e3->value3))
+				return &e3->board;
+		}
+	}
+
+	if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
+	    bcm47xx_nvram_getenv("boardrev", buf2, sizeof(buf2)) >= 0 &&
+	    bcm47xx_nvram_getenv("boardnum", buf3, sizeof(buf3)) ==  -ENOENT) {
+		for (e2 = bcm47xx_board_list_board_type_rev; e2->value1; e2++) {
+			if (!strcmp(buf1, e2->value1) &&
+			    !strcmp(buf2, e2->value2))
+				return &e2->board;
+		}
+	}
+
+	for (e2 = bcm47xx_board_list_key_value; e2->value1; e2++) {
+		if (bcm47xx_nvram_getenv(e2->value1, buf1, sizeof(buf1)) >= 0) {
+			if (!strcmp(buf1, e2->value2))
+				return &e2->board;
+		}
+	}
+
+	return bcm47xx_board_unknown;
+}
+
+void __init bcm47xx_board_detect(void)
+{
+	int err;
+	char buf[10];
+	const struct bcm47xx_board_type *board_detected;
+
+	if (bcm47xx_board.board != BCM47XX_BOARD_NO)
+		return;
+
+	/* check if the nvram is available */
+	err = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
+
+	/* init of nvram failed, probably too early now */
+	if (err == -ENXIO)
+		return;
+
+	board_detected = bcm47xx_board_get_nvram();
+	bcm47xx_board.board = board_detected->board;
+	strscpy(bcm47xx_board.name, board_detected->name,
+		BCM47XX_BOARD_MAX_NAME);
+}
+
+enum bcm47xx_board bcm47xx_board_get(void)
+{
+	return bcm47xx_board.board;
+}
+EXPORT_SYMBOL(bcm47xx_board_get);
+
+const char *bcm47xx_board_get_name(void)
+{
+	return bcm47xx_board.name;
+}
+EXPORT_SYMBOL(bcm47xx_board_get_name);
diff --git a/arch/mips/bcm47xx/buttons.c b/arch/mips/bcm47xx/buttons.c
new file mode 100644
index 0000000000..437a737c01
--- /dev/null
+++ b/arch/mips/bcm47xx/buttons.c
@@ -0,0 +1,781 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "bcm47xx_private.h"
+
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/interrupt.h>
+#include <bcm47xx_board.h>
+#include <bcm47xx.h>
+
+/**************************************************
+ * Database
+ **************************************************/
+
+#define BCM47XX_GPIO_KEY(_gpio, _code)					\
+	{								\
+		.code		= _code,				\
+		.gpio		= _gpio,				\
+		.active_low	= 1,					\
+	}
+
+#define BCM47XX_GPIO_KEY_H(_gpio, _code)				\
+	{								\
+		.code		= _code,				\
+		.gpio		= _gpio,				\
+	}
+
+/* Asus */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_rtn10u[] __initconst = {
+	BCM47XX_GPIO_KEY(20, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(21, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_rtn12[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(1, KEY_RESTART),
+	BCM47XX_GPIO_KEY(4, BTN_0), /* Router mode */
+	BCM47XX_GPIO_KEY(5, BTN_1), /* Repeater mode */
+	BCM47XX_GPIO_KEY(6, BTN_2), /* AP mode */
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_rtn16[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_rtn66u[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(9, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl300g[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl320ge[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl330ge[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl500g[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl500gd[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl500gpv1[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_RESTART),
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl500gpv2[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RESTART),
+	BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl500w[] __initconst = {
+	BCM47XX_GPIO_KEY_H(6, KEY_RESTART),
+	BCM47XX_GPIO_KEY_H(7, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl520gc[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RESTART),
+	BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl520gu[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RESTART),
+	BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wl700ge[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_POWER), /* Hard disk power switch */
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), /* EZSetup */
+	BCM47XX_GPIO_KEY(6, KEY_COPY), /* Copy data from USB to internal disk */
+	BCM47XX_GPIO_KEY(7, KEY_RESTART), /* Hard reset */
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_asus_wlhdd[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+/* Huawei */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_huawei_e970[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+/* Belkin */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_belkin_f7d4301[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+	BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON),
+};
+
+/* Buffalo */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_whr2_a54g54[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_whr_g125[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_whr_g54s[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY_H(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_whr_hp_g54[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_wzr_g300n[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_wzr_rs_g54[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_buffalo_wzr_rs_g54hp[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+};
+
+/* Dell */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_dell_tm2300[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_RESTART),
+};
+
+/* D-Link */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_dlink_dir130[] __initconst = {
+	BCM47XX_GPIO_KEY(3, KEY_RESTART),
+	BCM47XX_GPIO_KEY(7, KEY_UNKNOWN),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_dlink_dir330[] __initconst = {
+	BCM47XX_GPIO_KEY(3, KEY_RESTART),
+	BCM47XX_GPIO_KEY(7, KEY_UNKNOWN),
+};
+
+/* Linksys */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e1000v1[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e1000v21[] __initconst = {
+	BCM47XX_GPIO_KEY(9, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(10, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e2000v1[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e2500v3[] __initconst = {
+	BCM47XX_GPIO_KEY(9, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(10, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e3000v1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e3200v1[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_RESTART),
+	BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_e4200v1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt150nv1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt150nv11[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt160nv1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt160nv3[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt300n_v1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt300nv11[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_UNKNOWN),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt310nv1[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+	BCM47XX_GPIO_KEY(8, KEY_UNKNOWN),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt310n_v2[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt320n_v1[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt54g3gv2[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WIMAX),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt54g_generic[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt610nv1[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+	BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt610nv2[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrtsl54gs[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+/* Luxul */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_abr_4400_v1[] = {
+	BCM47XX_GPIO_KEY(14, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xap_310_v1[] = {
+	BCM47XX_GPIO_KEY(20, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xap_1210_v1[] = {
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xap_1230_v1[] = {
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xap_1240_v1[] = {
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xap_1500_v1[] = {
+	BCM47XX_GPIO_KEY(14, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xbr_4400_v1[] = {
+	BCM47XX_GPIO_KEY(14, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xvw_p30_v1[] = {
+	BCM47XX_GPIO_KEY(20, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xwr_600_v1[] = {
+	BCM47XX_GPIO_KEY(8, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_luxul_xwr_1750_v1[] = {
+	BCM47XX_GPIO_KEY(14, KEY_RESTART),
+};
+
+/* Microsoft */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_microsoft_nm700[] __initconst = {
+	BCM47XX_GPIO_KEY(7, KEY_RESTART),
+};
+
+/* Motorola */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_motorola_we800g[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_motorola_wr850gp[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_motorola_wr850gv2v3[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_RESTART),
+};
+
+/* Netgear */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_r6200_v1[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RFKILL),
+	BCM47XX_GPIO_KEY(3, KEY_RESTART),
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_r6300_v1[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wn2500rp_v1[] __initconst = {
+	BCM47XX_GPIO_KEY(12, KEY_RESTART),
+	BCM47XX_GPIO_KEY(31, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wndr3400v1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(8, KEY_RFKILL),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wndr3400_v3[] __initconst = {
+	BCM47XX_GPIO_KEY(12, KEY_RESTART),
+	BCM47XX_GPIO_KEY(23, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wndr3700v3[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_RFKILL),
+	BCM47XX_GPIO_KEY(3, KEY_RESTART),
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wndr4500v1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(5, KEY_RFKILL),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wnr1000_v3[] __initconst = {
+	BCM47XX_GPIO_KEY(2, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(3, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wnr3500lv1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wnr3500lv2[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_RESTART),
+	BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(8, KEY_RFKILL),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_netgear_wnr834bv2[] __initconst = {
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+/* SimpleTech */
+
+static const struct gpio_keys_button
+bcm47xx_buttons_simpletech_simpleshare[] __initconst = {
+	BCM47XX_GPIO_KEY(0, KEY_RESTART),
+};
+
+/**************************************************
+ * Init
+ **************************************************/
+
+static struct gpio_keys_platform_data bcm47xx_button_pdata;
+
+static struct platform_device bcm47xx_buttons_gpio_keys = {
+	.name = "gpio-keys",
+	.dev = {
+		.platform_data = &bcm47xx_button_pdata,
+	}
+};
+
+/* Copy data from __initconst */
+static int __init bcm47xx_buttons_copy(const struct gpio_keys_button *buttons,
+				       size_t nbuttons)
+{
+	size_t size = nbuttons * sizeof(*buttons);
+
+	bcm47xx_button_pdata.buttons = kmemdup(buttons, size, GFP_KERNEL);
+	if (!bcm47xx_button_pdata.buttons)
+		return -ENOMEM;
+	bcm47xx_button_pdata.nbuttons = nbuttons;
+
+	return 0;
+}
+
+#define bcm47xx_copy_bdata(dev_buttons)					\
+	bcm47xx_buttons_copy(dev_buttons, ARRAY_SIZE(dev_buttons));
+
+int __init bcm47xx_buttons_register(void)
+{
+	enum bcm47xx_board board = bcm47xx_board_get();
+	int err;
+
+	switch (board) {
+	case BCM47XX_BOARD_ASUS_RTN10U:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn10u);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN12:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn12);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN16:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn16);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN66U:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn66u);
+		break;
+	case BCM47XX_BOARD_ASUS_WL300G:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl300g);
+		break;
+	case BCM47XX_BOARD_ASUS_WL320GE:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl320ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WL330GE:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl330ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500G:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500g);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GD:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gd);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GPV1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gpv1);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GPV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gpv2);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500W:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500w);
+		break;
+	case BCM47XX_BOARD_ASUS_WL520GC:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl520gc);
+		break;
+	case BCM47XX_BOARD_ASUS_WL520GU:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl520gu);
+		break;
+	case BCM47XX_BOARD_ASUS_WL700GE:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl700ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WLHDD:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wlhdd);
+		break;
+
+	case BCM47XX_BOARD_BELKIN_F7D3301:
+	case BCM47XX_BOARD_BELKIN_F7D3302:
+	case BCM47XX_BOARD_BELKIN_F7D4301:
+	case BCM47XX_BOARD_BELKIN_F7D4302:
+	case BCM47XX_BOARD_BELKIN_F7D4401:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_belkin_f7d4301);
+		break;
+
+	case BCM47XX_BOARD_BUFFALO_WHR2_A54G54:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr2_a54g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_G125:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_g125);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_G54S:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_g54s);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_HP_G54:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_hp_g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_G300N:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_g300n);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_RS_G54:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_rs_g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_rs_g54hp);
+		break;
+
+	case BCM47XX_BOARD_DELL_TM2300:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_dell_tm2300);
+		break;
+
+	case BCM47XX_BOARD_DLINK_DIR130:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_dlink_dir130);
+		break;
+	case BCM47XX_BOARD_DLINK_DIR330:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_dlink_dir330);
+		break;
+
+	case BCM47XX_BOARD_HUAWEI_E970:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_huawei_e970);
+		break;
+
+	case BCM47XX_BOARD_LINKSYS_E1000V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e1000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E1000V21:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e1000v21);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E2000V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e2000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E2500V3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e2500v3);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E3000V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e3000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E3200V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e3200v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E4200V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e4200v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT150NV1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt150nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT150NV11:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt150nv11);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT160NV1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt160nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT160NV3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt160nv3);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT300N_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt300n_v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT300NV11:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt300nv11);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt310nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT310NV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt310n_v2);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT320N_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt320n_v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G3GV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt54g3gv2);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0101:
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0467:
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0708:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt54g_generic);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT610NV1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT610NV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv2);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRTSL54GS:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrtsl54gs);
+		break;
+
+	case BCM47XX_BOARD_LUXUL_ABR_4400_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_abr_4400_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_310_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xap_310_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1210_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xap_1210_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1230_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xap_1230_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1240_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xap_1240_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1500_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xap_1500_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XBR_4400_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xbr_4400_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XVW_P30_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xvw_p30_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XWR_600_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xwr_600_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XWR_1750_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_luxul_xwr_1750_v1);
+		break;
+
+	case BCM47XX_BOARD_MICROSOFT_MN700:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_microsoft_nm700);
+		break;
+
+	case BCM47XX_BOARD_MOTOROLA_WE800G:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_we800g);
+		break;
+	case BCM47XX_BOARD_MOTOROLA_WR850GP:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_wr850gp);
+		break;
+	case BCM47XX_BOARD_MOTOROLA_WR850GV2V3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_wr850gv2v3);
+		break;
+
+	case BCM47XX_BOARD_NETGEAR_R6200_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_r6200_v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_R6300_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_r6300_v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WN2500RP_V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wn2500rp_v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR3400V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr3400v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr3400_v3);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR3700V3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr3700v3);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR4500V1:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr4500v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR1000_V3:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wnr1000_v3);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR3500L:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wnr3500lv1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR3500L_V2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wnr3500lv2);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR834BV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wnr834bv2);
+		break;
+
+	case BCM47XX_BOARD_SIMPLETECH_SIMPLESHARE:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_simpletech_simpleshare);
+		break;
+
+	default:
+		pr_debug("No buttons configuration found for this device\n");
+		return -ENOTSUPP;
+	}
+
+	if (err)
+		return -ENOMEM;
+
+	err = platform_device_register(&bcm47xx_buttons_gpio_keys);
+	if (err) {
+		pr_err("Failed to register platform device: %d\n", err);
+		return err;
+	}
+
+	return 0;
+}
diff --git a/arch/mips/bcm47xx/irq.c b/arch/mips/bcm47xx/irq.c
new file mode 100644
index 0000000000..21b4497f09
--- /dev/null
+++ b/arch/mips/bcm47xx/irq.c
@@ -0,0 +1,98 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "bcm47xx_private.h"
+
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <asm/setup.h>
+#include <asm/irq_cpu.h>
+#include <bcm47xx.h>
+
+asmlinkage void plat_irq_dispatch(void)
+{
+	u32 cause;
+
+	cause = read_c0_cause() & read_c0_status() & CAUSEF_IP;
+
+	clear_c0_status(cause);
+
+	if (cause & CAUSEF_IP7)
+		do_IRQ(7);
+	if (cause & CAUSEF_IP2)
+		do_IRQ(2);
+	if (cause & CAUSEF_IP3)
+		do_IRQ(3);
+	if (cause & CAUSEF_IP4)
+		do_IRQ(4);
+	if (cause & CAUSEF_IP5)
+		do_IRQ(5);
+	if (cause & CAUSEF_IP6)
+		do_IRQ(6);
+}
+
+#define DEFINE_HWx_IRQDISPATCH(x)					\
+	static void bcm47xx_hw ## x ## _irqdispatch(void)		\
+	{								\
+		do_IRQ(x);						\
+	}
+DEFINE_HWx_IRQDISPATCH(2)
+DEFINE_HWx_IRQDISPATCH(3)
+DEFINE_HWx_IRQDISPATCH(4)
+DEFINE_HWx_IRQDISPATCH(5)
+DEFINE_HWx_IRQDISPATCH(6)
+DEFINE_HWx_IRQDISPATCH(7)
+
+void __init arch_init_irq(void)
+{
+	/*
+	 * This is the first arch callback after mm_init (we can use kmalloc),
+	 * so let's finish bus initialization now.
+	 */
+	bcm47xx_bus_setup();
+
+#ifdef CONFIG_BCM47XX_BCMA
+	if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) {
+		bcma_write32(bcm47xx_bus.bcma.bus.drv_mips.core,
+			     BCMA_MIPS_MIPS74K_INTMASK(5), 1 << 31);
+		/*
+		 * the kernel reads the timer irq from some register and thinks
+		 * it's #5, but we offset it by 2 and route to #7
+		 */
+		cp0_compare_irq = 7;
+	}
+#endif
+	mips_cpu_irq_init();
+
+	if (cpu_has_vint) {
+		pr_info("Setting up vectored interrupts\n");
+		set_vi_handler(2, bcm47xx_hw2_irqdispatch);
+		set_vi_handler(3, bcm47xx_hw3_irqdispatch);
+		set_vi_handler(4, bcm47xx_hw4_irqdispatch);
+		set_vi_handler(5, bcm47xx_hw5_irqdispatch);
+		set_vi_handler(6, bcm47xx_hw6_irqdispatch);
+		set_vi_handler(7, bcm47xx_hw7_irqdispatch);
+	}
+}
diff --git a/arch/mips/bcm47xx/leds.c b/arch/mips/bcm47xx/leds.c
new file mode 100644
index 0000000000..64e37505b9
--- /dev/null
+++ b/arch/mips/bcm47xx/leds.c
@@ -0,0 +1,833 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "bcm47xx_private.h"
+
+#include <linux/leds.h>
+#include <bcm47xx_board.h>
+
+/**************************************************
+ * Database
+ **************************************************/
+
+#define BCM47XX_GPIO_LED(_gpio, _color, _function, _active_low,		\
+			 _default_state)				\
+	{								\
+		.name		= "bcm47xx:" _color ":" _function,	\
+		.gpio		= _gpio,				\
+		.active_low	= _active_low,				\
+		.default_state	= _default_state,			\
+	}
+
+#define BCM47XX_GPIO_LED_TRIGGER(_gpio, _color, _function, _active_low,	\
+				 _default_trigger)			\
+	{								\
+		.name		= "bcm47xx:" _color ":" _function,	\
+		.gpio		= _gpio,				\
+		.active_low	= _active_low,				\
+		.default_state	= LEDS_GPIO_DEFSTATE_OFF,		\
+		.default_trigger	= _default_trigger,		\
+	}
+
+/* Asus */
+
+static const struct gpio_led
+bcm47xx_leds_asus_rtn10u[] __initconst = {
+	BCM47XX_GPIO_LED(5, "green", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "green", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "green", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(8, "green", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_rtn12[] __initconst = {
+	BCM47XX_GPIO_LED(2, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "unk", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_rtn15u[] __initconst = {
+	/* TODO: Add "wlan" LED */
+	BCM47XX_GPIO_LED(3, "blue", "wan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "blue", "lan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "blue", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(9, "blue", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_rtn16[] __initconst = {
+	BCM47XX_GPIO_LED(1, "blue", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_rtn66u[] __initconst = {
+	BCM47XX_GPIO_LED(12, "blue", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(15, "blue", "usb", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl300g[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl320ge[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(11, "unk", "link", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl330ge[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl500g[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl500gd[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl500gpv1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl500gpv2[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(1, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl500w[] __initconst = {
+	BCM47XX_GPIO_LED(5, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl520gc[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(1, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl520gu[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(1, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wl700ge[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON), /* Labeled "READY" (there is no "power" LED). Originally ON, flashing on USB activity. */
+};
+
+static const struct gpio_led
+bcm47xx_leds_asus_wlhdd[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "unk", "usb", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Belkin */
+
+static const struct gpio_led
+bcm47xx_leds_belkin_f7d4301[] __initconst = {
+	BCM47XX_GPIO_LED(10, "green", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(11, "amber", "power", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(12, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(13, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(14, "unk", "usb0", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(15, "unk", "usb1", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Buffalo */
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_whr2_a54g54[] __initconst = {
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_whr_g125[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "bridge", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "unk", "internal", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_whr_g54s[] __initconst = {
+	BCM47XX_GPIO_LED(1, "green", "bridge", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "green", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "green", "internal", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "red", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_whr_hp_g54[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "bridge", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "unk", "internal", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_wzr_g300n[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "bridge", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_wzr_rs_g54[] __initconst = {
+	BCM47XX_GPIO_LED(6, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "vpn", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_buffalo_wzr_rs_g54hp[] __initconst = {
+	BCM47XX_GPIO_LED(6, "unk", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "vpn", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Dell */
+
+static const struct gpio_led
+bcm47xx_leds_dell_tm2300[] __initconst = {
+	BCM47XX_GPIO_LED(6, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+/* D-Link */
+
+static const struct gpio_led
+bcm47xx_leds_dlink_dir130[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(0, "green", "status", 1, "timer"), /* Originally blinking when device is ready, separated from "power" LED */
+	BCM47XX_GPIO_LED(6, "blue", "unk", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_dlink_dir330[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(0, "green", "status", 1, "timer"), /* Originally blinking when device is ready, separated from "power" LED */
+	BCM47XX_GPIO_LED(4, "unk", "usb", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "blue", "unk", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Huawei */
+
+static const struct gpio_led
+bcm47xx_leds_huawei_b593u_12[] __initconst = {
+	BCM47XX_GPIO_LED(5, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_huawei_e970[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Linksys */
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e1000v1[] __initconst = {
+	BCM47XX_GPIO_LED(0, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "blue", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e1000v21[] __initconst = {
+	BCM47XX_GPIO_LED(5, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(6, "blue", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "amber", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(8, "blue", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e2000v1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "blue", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e3000v1[] __initconst = {
+	BCM47XX_GPIO_LED(0, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "unk", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e3200v1[] __initconst = {
+	BCM47XX_GPIO_LED(3, "green", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_e4200v1[] __initconst = {
+	BCM47XX_GPIO_LED(5, "white", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt150nv1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt150nv11[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt160nv1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt160nv3[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt300n_v1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt300nv11[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt310nv1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "blue", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(9, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt320n_v1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "blue", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "blue", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(4, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54g_generic[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(5, "white", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "orange", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54g3gv2[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "green", "3g", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "blue", "3g", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Verified on: WRT54GS V1.0 */
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54g_type_0101[] __initconst = {
+	BCM47XX_GPIO_LED(0, "green", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "green", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Verified on: WRT54GL V1.1 */
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54g_type_0467[] __initconst = {
+	BCM47XX_GPIO_LED(0, "green", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "white", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "orange", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "green", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt610nv1[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "usb",  1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power",  0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "amber", "wps",  1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(9, "blue", "wps",  1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt610nv2[] __initconst = {
+	BCM47XX_GPIO_LED(0, "amber", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "unk", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrtsl54gs[] __initconst = {
+	BCM47XX_GPIO_LED(0, "green", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(5, "white", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "orange", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Luxul */
+
+static const struct gpio_led
+bcm47xx_leds_luxul_abr_4400_v1[] __initconst = {
+	BCM47XX_GPIO_LED(12, "green", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(15, "green", "status", 0, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap_310_v1[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(6, "green", "status", 1, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap_1210_v1[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(6, "green", "status", 1, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap_1230_v1[] __initconst = {
+	BCM47XX_GPIO_LED(3, "blue", "2ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "green", "bridge", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(6, "green", "status", 1, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap_1240_v1[] __initconst = {
+	BCM47XX_GPIO_LED(3, "blue", "2ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(4, "green", "bridge", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(6, "green", "status", 1, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap_1500_v1[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(13, "green", "status", 1, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xap1500_v1_extra[] __initconst = {
+	BCM47XX_GPIO_LED(44, "green", "5ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(76, "green", "2ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xbr_4400_v1[] __initconst = {
+	BCM47XX_GPIO_LED(12, "green", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(15, "green", "status", 0, "timer"),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xvw_p30_v1[] __initconst = {
+	BCM47XX_GPIO_LED_TRIGGER(0, "blue", "status", 1, "timer"),
+	BCM47XX_GPIO_LED(1, "green", "link", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xwr_600_v1[] __initconst = {
+	BCM47XX_GPIO_LED(3, "green", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(6, "green", "status", 1, "timer"),
+	BCM47XX_GPIO_LED(9, "green", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xwr_1750_v1[] __initconst = {
+	BCM47XX_GPIO_LED(5, "green", "5ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(12, "green", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED_TRIGGER(13, "green", "status", 0, "timer"),
+	BCM47XX_GPIO_LED(15, "green", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_luxul_xwr1750_v1_extra[] __initconst = {
+	BCM47XX_GPIO_LED(76, "green", "2ghz", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Microsoft */
+
+static const struct gpio_led
+bcm47xx_leds_microsoft_nm700[] __initconst = {
+	BCM47XX_GPIO_LED(6, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+};
+
+/* Motorola */
+
+static const struct gpio_led
+bcm47xx_leds_motorola_we800g[] __initconst = {
+	BCM47XX_GPIO_LED(1, "amber", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "unk", "unk", 1, LEDS_GPIO_DEFSTATE_OFF), /* There are only 3 LEDs: Power, Wireless and Device (ethernet) */
+	BCM47XX_GPIO_LED(4, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+};
+
+static const struct gpio_led
+bcm47xx_leds_motorola_wr850gp[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(6, "unk", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_motorola_wr850gv2v3[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "unk", "diag", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Netgear */
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wndr3400v1[] __initconst = {
+	BCM47XX_GPIO_LED(2, "green", "usb", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "amber", "power", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wndr4500v1[] __initconst = {
+	BCM47XX_GPIO_LED(1, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "green", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "power", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(8, "green", "usb1", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(9, "green", "2ghz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(11, "blue", "5ghz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(14, "green", "usb2", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wnr1000_v3[] __initconst = {
+	BCM47XX_GPIO_LED(0, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wnr3500lv1[] __initconst = {
+	BCM47XX_GPIO_LED(0, "blue", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(2, "green", "wan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "amber", "power", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wnr3500lv2[] __initconst = {
+	BCM47XX_GPIO_LED(0, "blue", "wlan", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "green", "wps", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(7, "amber", "power", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_netgear_wnr834bv2[] __initconst = {
+	BCM47XX_GPIO_LED(2, "green", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(3, "amber", "power", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "connected", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+/* Siemens */
+static const struct gpio_led
+bcm47xx_leds_siemens_se505v2[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(5, "unk", "power", 1, LEDS_GPIO_DEFSTATE_ON),
+};
+
+/* SimpleTech */
+
+static const struct gpio_led
+bcm47xx_leds_simpletech_simpleshare[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "status", 1, LEDS_GPIO_DEFSTATE_OFF), /* "Ready" LED */
+};
+
+/**************************************************
+ * Init
+ **************************************************/
+
+static struct gpio_led_platform_data bcm47xx_leds_pdata __initdata;
+
+#define bcm47xx_set_pdata(dev_leds) do {				\
+	bcm47xx_leds_pdata.leds = dev_leds;				\
+	bcm47xx_leds_pdata.num_leds = ARRAY_SIZE(dev_leds);		\
+} while (0)
+
+static struct gpio_led_platform_data bcm47xx_leds_pdata_extra __initdata = {};
+#define bcm47xx_set_pdata_extra(dev_leds) do {				\
+	bcm47xx_leds_pdata_extra.leds = dev_leds;			\
+	bcm47xx_leds_pdata_extra.num_leds = ARRAY_SIZE(dev_leds);	\
+} while (0)
+
+void __init bcm47xx_leds_register(void)
+{
+	enum bcm47xx_board board = bcm47xx_board_get();
+
+	switch (board) {
+	case BCM47XX_BOARD_ASUS_RTN10U:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_rtn10u);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN12:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_rtn12);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN15U:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_rtn15u);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN16:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_rtn16);
+		break;
+	case BCM47XX_BOARD_ASUS_RTN66U:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_rtn66u);
+		break;
+	case BCM47XX_BOARD_ASUS_WL300G:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl300g);
+		break;
+	case BCM47XX_BOARD_ASUS_WL320GE:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl320ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WL330GE:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl330ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500G:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl500g);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GD:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl500gd);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GPV1:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl500gpv1);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500GPV2:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl500gpv2);
+		break;
+	case BCM47XX_BOARD_ASUS_WL500W:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl500w);
+		break;
+	case BCM47XX_BOARD_ASUS_WL520GC:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl520gc);
+		break;
+	case BCM47XX_BOARD_ASUS_WL520GU:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl520gu);
+		break;
+	case BCM47XX_BOARD_ASUS_WL700GE:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wl700ge);
+		break;
+	case BCM47XX_BOARD_ASUS_WLHDD:
+		bcm47xx_set_pdata(bcm47xx_leds_asus_wlhdd);
+		break;
+
+	case BCM47XX_BOARD_BELKIN_F7D3301:
+	case BCM47XX_BOARD_BELKIN_F7D3302:
+	case BCM47XX_BOARD_BELKIN_F7D4301:
+	case BCM47XX_BOARD_BELKIN_F7D4302:
+	case BCM47XX_BOARD_BELKIN_F7D4401:
+		bcm47xx_set_pdata(bcm47xx_leds_belkin_f7d4301);
+		break;
+
+	case BCM47XX_BOARD_BUFFALO_WHR2_A54G54:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_whr2_a54g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_G125:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_whr_g125);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_G54S:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_whr_g54s);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WHR_HP_G54:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_whr_hp_g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_G300N:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_wzr_g300n);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_RS_G54:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_wzr_rs_g54);
+		break;
+	case BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP:
+		bcm47xx_set_pdata(bcm47xx_leds_buffalo_wzr_rs_g54hp);
+		break;
+
+	case BCM47XX_BOARD_DELL_TM2300:
+		bcm47xx_set_pdata(bcm47xx_leds_dell_tm2300);
+		break;
+
+	case BCM47XX_BOARD_DLINK_DIR130:
+		bcm47xx_set_pdata(bcm47xx_leds_dlink_dir130);
+		break;
+	case BCM47XX_BOARD_DLINK_DIR330:
+		bcm47xx_set_pdata(bcm47xx_leds_dlink_dir330);
+		break;
+
+	case BCM47XX_BOARD_HUAWEI_B593U_12:
+		bcm47xx_set_pdata(bcm47xx_leds_huawei_b593u_12);
+		break;
+	case BCM47XX_BOARD_HUAWEI_E970:
+		bcm47xx_set_pdata(bcm47xx_leds_huawei_e970);
+		break;
+
+	case BCM47XX_BOARD_LINKSYS_E1000V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e1000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E1000V21:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e1000v21);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E2000V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e2000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E3000V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e3000v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E3200V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e3200v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_E4200V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_e4200v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT150NV1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt150nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT150NV11:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt150nv11);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT160NV1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt160nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT160NV3:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt160nv3);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT300N_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt300n_v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT300NV11:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt300nv11);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt310nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT320N_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt320n_v1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G3GV2:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54g3gv2);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0101:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54g_type_0101);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0467:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54g_type_0467);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0708:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54g_generic);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT610NV1:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt610nv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT610NV2:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt610nv2);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRTSL54GS:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrtsl54gs);
+		break;
+
+	case BCM47XX_BOARD_LUXUL_ABR_4400_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_abr_4400_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_310_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xap_310_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1210_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xap_1210_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1230_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xap_1230_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1240_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xap_1240_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XAP_1500_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xap_1500_v1);
+		bcm47xx_set_pdata_extra(bcm47xx_leds_luxul_xap1500_v1_extra);
+		break;
+	case BCM47XX_BOARD_LUXUL_XBR_4400_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xbr_4400_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XVW_P30_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xvw_p30_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XWR_600_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xwr_600_v1);
+		break;
+	case BCM47XX_BOARD_LUXUL_XWR_1750_V1:
+		bcm47xx_set_pdata(bcm47xx_leds_luxul_xwr_1750_v1);
+		bcm47xx_set_pdata_extra(bcm47xx_leds_luxul_xwr1750_v1_extra);
+		break;
+
+	case BCM47XX_BOARD_MICROSOFT_MN700:
+		bcm47xx_set_pdata(bcm47xx_leds_microsoft_nm700);
+		break;
+
+	case BCM47XX_BOARD_MOTOROLA_WE800G:
+		bcm47xx_set_pdata(bcm47xx_leds_motorola_we800g);
+		break;
+	case BCM47XX_BOARD_MOTOROLA_WR850GP:
+		bcm47xx_set_pdata(bcm47xx_leds_motorola_wr850gp);
+		break;
+	case BCM47XX_BOARD_MOTOROLA_WR850GV2V3:
+		bcm47xx_set_pdata(bcm47xx_leds_motorola_wr850gv2v3);
+		break;
+
+	case BCM47XX_BOARD_NETGEAR_WNDR3400V1:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wndr3400v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR4500V1:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wndr4500v1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR1000_V3:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wnr1000_v3);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR3500L:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wnr3500lv1);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR3500L_V2:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wnr3500lv2);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNR834BV2:
+		bcm47xx_set_pdata(bcm47xx_leds_netgear_wnr834bv2);
+		break;
+
+	case BCM47XX_BOARD_SIEMENS_SE505V2:
+		bcm47xx_set_pdata(bcm47xx_leds_siemens_se505v2);
+		break;
+
+	case BCM47XX_BOARD_SIMPLETECH_SIMPLESHARE:
+		bcm47xx_set_pdata(bcm47xx_leds_simpletech_simpleshare);
+		break;
+
+	default:
+		pr_debug("No LEDs configuration found for this device\n");
+		return;
+	}
+
+	gpio_led_register_device(-1, &bcm47xx_leds_pdata);
+	if (bcm47xx_leds_pdata_extra.num_leds)
+		gpio_led_register_device(0, &bcm47xx_leds_pdata_extra);
+}
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
new file mode 100644
index 0000000000..99a1ba5394
--- /dev/null
+++ b/arch/mips/bcm47xx/prom.c
@@ -0,0 +1,178 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
+ *  Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
+ *  Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/memblock.h>
+#include <linux/spinlock.h>
+#include <linux/ssb/ssb_driver_chipcommon.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/smp.h>
+#include <asm/bootinfo.h>
+#include <bcm47xx.h>
+#include <bcm47xx_board.h>
+
+static char bcm47xx_system_type[20] = "Broadcom BCM47XX";
+
+const char *get_system_type(void)
+{
+	return bcm47xx_system_type;
+}
+
+__init void bcm47xx_set_system_type(u16 chip_id)
+{
+	snprintf(bcm47xx_system_type, sizeof(bcm47xx_system_type),
+		 (chip_id > 0x9999) ? "Broadcom BCM%d" :
+				      "Broadcom BCM%04X",
+		 chip_id);
+}
+
+static unsigned long lowmem __initdata;
+
+static __init void prom_init_mem(void)
+{
+	unsigned long mem;
+	unsigned long max;
+	unsigned long off;
+	struct cpuinfo_mips *c = &current_cpu_data;
+
+	/* Figure out memory size by finding aliases.
+	 *
+	 * We should theoretically use the mapping from CFE using cfe_enummem().
+	 * However as the BCM47XX is mostly used on low-memory systems, we
+	 * want to reuse the memory used by CFE (around 4MB). That means cfe_*
+	 * functions stop to work at some point during the boot, we should only
+	 * call them at the beginning of the boot.
+	 *
+	 * BCM47XX uses 128MB for addressing the ram, if the system contains
+	 * less than that amount of ram it remaps the ram more often into the
+	 * available space.
+	 */
+
+	/* Physical address, without mapping to any kernel segment */
+	off = CPHYSADDR((unsigned long)prom_init);
+
+	/* Accessing memory after 128 MiB will cause an exception */
+	max = 128 << 20;
+
+	for (mem = 1 << 20; mem < max; mem += 1 << 20) {
+		/* Loop condition may be not enough, off may be over 1 MiB */
+		if (off + mem >= max) {
+			mem = max;
+			pr_debug("Assume 128MB RAM\n");
+			break;
+		}
+		if (!memcmp((void *)prom_init, (void *)prom_init + mem, 32))
+			break;
+	}
+	lowmem = mem;
+
+	/* Ignoring the last page when ddr size is 128M. Cached
+	 * accesses to last page is causing the processor to prefetch
+	 * using address above 128M stepping out of the ddr address
+	 * space.
+	 */
+	if (c->cputype == CPU_74K && (mem == (128  << 20)))
+		mem -= 0x1000;
+	memblock_add(0, mem);
+}
+
+/*
+ * This is the first serial on the chip common core, it is at this position
+ * for sb (ssb) and ai (bcma) bus.
+ */
+#define BCM47XX_SERIAL_ADDR (SSB_ENUM_BASE + SSB_CHIPCO_UART0_DATA)
+
+void __init prom_init(void)
+{
+	prom_init_mem();
+	setup_8250_early_printk_port(CKSEG1ADDR(BCM47XX_SERIAL_ADDR), 0, 0);
+}
+
+#if defined(CONFIG_BCM47XX_BCMA) && defined(CONFIG_HIGHMEM)
+
+#define EXTVBASE	0xc0000000
+#define ENTRYLO(x)	((pte_val(pfn_pte((x) >> PFN_PTE_SHIFT, PAGE_KERNEL_UNCACHED)) >> 6) | 1)
+
+#include <asm/tlbflush.h>
+
+/* Stripped version of tlb_init, with the call to build_tlb_refill_handler
+ * dropped. Calling it at this stage causes a hang.
+ */
+void early_tlb_init(void)
+{
+	write_c0_pagemask(PM_DEFAULT_MASK);
+	write_c0_wired(0);
+	temp_tlb_entry = current_cpu_data.tlbsize - 1;
+	local_flush_tlb_all();
+}
+
+void __init bcm47xx_prom_highmem_init(void)
+{
+	unsigned long off = (unsigned long)prom_init;
+	unsigned long extmem = 0;
+	bool highmem_region = false;
+
+	if (WARN_ON(bcm47xx_bus_type != BCM47XX_BUS_TYPE_BCMA))
+		return;
+
+	if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
+		highmem_region = true;
+
+	if (lowmem != 128 << 20 || !highmem_region)
+		return;
+
+	early_tlb_init();
+
+	/* Add one temporary TLB entry to map SDRAM Region 2.
+	 *      Physical        Virtual
+	 *      0x80000000      0xc0000000      (1st: 256MB)
+	 *      0x90000000      0xd0000000      (2nd: 256MB)
+	 */
+	add_temporary_entry(ENTRYLO(0x80000000),
+			    ENTRYLO(0x80000000 + (256 << 20)),
+			    EXTVBASE, PM_256M);
+
+	off = EXTVBASE + __pa(off);
+	for (extmem = 128 << 20; extmem < 512 << 20; extmem <<= 1) {
+		if (!memcmp((void *)prom_init, (void *)(off + extmem), 16))
+			break;
+	}
+	extmem -= lowmem;
+
+	early_tlb_init();
+
+	if (!extmem)
+		return;
+
+	pr_warn("Found %lu MiB of extra memory, but highmem is unsupported yet!\n",
+		extmem >> 20);
+
+	/* TODO: Register extra memory */
+}
+
+#endif /* defined(CONFIG_BCM47XX_BCMA) && defined(CONFIG_HIGHMEM) */
diff --git a/arch/mips/bcm47xx/serial.c b/arch/mips/bcm47xx/serial.c
new file mode 100644
index 0000000000..e3c9872a4a
--- /dev/null
+++ b/arch/mips/bcm47xx/serial.c
@@ -0,0 +1,93 @@
+/*
+ * 8250 UART probe driver for the BCM47XX platforms
+ * Author: Aurelien Jarno
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
+ */
+
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <linux/serial_8250.h>
+#include <linux/ssb/ssb.h>
+#include <bcm47xx.h>
+
+static struct plat_serial8250_port uart8250_data[5];
+
+static struct platform_device uart8250_device = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev			= {
+		.platform_data	= uart8250_data,
+	},
+};
+
+#ifdef CONFIG_BCM47XX_SSB
+static int __init uart8250_init_ssb(void)
+{
+	int i;
+	struct ssb_mipscore *mcore = &(bcm47xx_bus.ssb.mipscore);
+
+	memset(&uart8250_data, 0,  sizeof(uart8250_data));
+
+	for (i = 0; i < mcore->nr_serial_ports &&
+		    i < ARRAY_SIZE(uart8250_data) - 1; i++) {
+		struct plat_serial8250_port *p = &(uart8250_data[i]);
+		struct ssb_serial_port *ssb_port = &(mcore->serial_ports[i]);
+
+		p->mapbase = (unsigned int)ssb_port->regs;
+		p->membase = (void *)ssb_port->regs;
+		p->irq = ssb_port->irq + 2;
+		p->uartclk = ssb_port->baud_base;
+		p->regshift = ssb_port->reg_shift;
+		p->iotype = UPIO_MEM;
+		p->flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+	}
+	return platform_device_register(&uart8250_device);
+}
+#endif
+
+#ifdef CONFIG_BCM47XX_BCMA
+static int __init uart8250_init_bcma(void)
+{
+	int i;
+	struct bcma_drv_cc *cc = &(bcm47xx_bus.bcma.bus.drv_cc);
+
+	memset(&uart8250_data, 0,  sizeof(uart8250_data));
+
+	for (i = 0; i < cc->nr_serial_ports &&
+		    i < ARRAY_SIZE(uart8250_data) - 1; i++) {
+		struct plat_serial8250_port *p = &(uart8250_data[i]);
+		struct bcma_serial_port *bcma_port;
+		bcma_port = &(cc->serial_ports[i]);
+
+		p->mapbase = (unsigned int)bcma_port->regs;
+		p->membase = (void *)bcma_port->regs;
+		p->irq = bcma_port->irq;
+		p->uartclk = bcma_port->baud_base;
+		p->regshift = bcma_port->reg_shift;
+		p->iotype = UPIO_MEM;
+		p->flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+	}
+	return platform_device_register(&uart8250_device);
+}
+#endif
+
+static int __init uart8250_init(void)
+{
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		return uart8250_init_ssb();
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		return uart8250_init_bcma();
+#endif
+	}
+	return -EINVAL;
+}
+device_initcall(uart8250_init);
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
new file mode 100644
index 0000000000..94bf839576
--- /dev/null
+++ b/arch/mips/bcm47xx/setup.c
@@ -0,0 +1,280 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *  Copyright (C) 2006 Michael Buesch <m@bues.ch>
+ *  Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
+ *  Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "bcm47xx_private.h"
+
+#include <linux/bcm47xx_sprom.h>
+#include <linux/export.h>
+#include <linux/types.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+#include <linux/phy_fixed.h>
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_embedded.h>
+#include <linux/bcma/bcma_soc.h>
+#include <asm/bootinfo.h>
+#include <asm/idle.h>
+#include <asm/prom.h>
+#include <asm/reboot.h>
+#include <asm/time.h>
+#include <bcm47xx.h>
+#include <bcm47xx_board.h>
+
+union bcm47xx_bus bcm47xx_bus;
+EXPORT_SYMBOL(bcm47xx_bus);
+
+enum bcm47xx_bus_type bcm47xx_bus_type;
+EXPORT_SYMBOL(bcm47xx_bus_type);
+
+static void bcm47xx_machine_restart(char *command)
+{
+	pr_alert("Please stand by while rebooting the system...\n");
+	local_irq_disable();
+	/* Set the watchdog timer to reset immediately */
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		if (bcm47xx_bus.ssb.chip_id == 0x4785)
+			write_c0_diag4(1 << 22);
+		ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 1);
+		if (bcm47xx_bus.ssb.chip_id == 0x4785) {
+			__asm__ __volatile__(
+				".set\tmips3\n\t"
+				"sync\n\t"
+				"wait\n\t"
+				".set\tmips0");
+		}
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 1);
+		break;
+#endif
+	}
+	while (1)
+		cpu_relax();
+}
+
+static void bcm47xx_machine_halt(void)
+{
+	/* Disable interrupts and watchdog and spin forever */
+	local_irq_disable();
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		ssb_watchdog_timer_set(&bcm47xx_bus.ssb, 0);
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		bcma_chipco_watchdog_timer_set(&bcm47xx_bus.bcma.bus.drv_cc, 0);
+		break;
+#endif
+	}
+	while (1)
+		cpu_relax();
+}
+
+#ifdef CONFIG_BCM47XX_SSB
+static void __init bcm47xx_register_ssb(void)
+{
+	int err;
+	char buf[100];
+	struct ssb_mipscore *mcore;
+
+	err = ssb_bus_host_soc_register(&bcm47xx_bus.ssb, SSB_ENUM_BASE);
+	if (err)
+		panic("Failed to initialize SSB bus (err %d)", err);
+
+	mcore = &bcm47xx_bus.ssb.mipscore;
+	if (bcm47xx_nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0) {
+		if (strstr(buf, "console=ttyS1")) {
+			struct ssb_serial_port port;
+
+			pr_debug("Swapping serial ports!\n");
+			/* swap serial ports */
+			memcpy(&port, &mcore->serial_ports[0], sizeof(port));
+			memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1],
+			       sizeof(port));
+			memcpy(&mcore->serial_ports[1], &port, sizeof(port));
+		}
+	}
+}
+#endif
+
+#ifdef CONFIG_BCM47XX_BCMA
+static void __init bcm47xx_register_bcma(void)
+{
+	int err;
+
+	err = bcma_host_soc_register(&bcm47xx_bus.bcma);
+	if (err)
+		panic("Failed to register BCMA bus (err %d)", err);
+}
+#endif
+
+/*
+ * Memory setup is done in the early part of MIPS's arch_mem_init. It's supposed
+ * to detect memory and record it with memblock_add.
+ * Any extra initializaion performed here must not use kmalloc or bootmem.
+ */
+void __init plat_mem_setup(void)
+{
+	struct cpuinfo_mips *c = &current_cpu_data;
+
+	if (c->cputype == CPU_74K) {
+		pr_info("Using bcma bus\n");
+#ifdef CONFIG_BCM47XX_BCMA
+		bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA;
+		bcm47xx_register_bcma();
+		bcm47xx_set_system_type(bcm47xx_bus.bcma.bus.chipinfo.id);
+#ifdef CONFIG_HIGHMEM
+		bcm47xx_prom_highmem_init();
+#endif
+#endif
+	} else {
+		pr_info("Using ssb bus\n");
+#ifdef CONFIG_BCM47XX_SSB
+		bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB;
+		bcm47xx_sprom_register_fallbacks();
+		bcm47xx_register_ssb();
+		bcm47xx_set_system_type(bcm47xx_bus.ssb.chip_id);
+#endif
+	}
+
+	_machine_restart = bcm47xx_machine_restart;
+	_machine_halt = bcm47xx_machine_halt;
+	pm_power_off = bcm47xx_machine_halt;
+}
+
+#ifdef CONFIG_BCM47XX_BCMA
+static struct device * __init bcm47xx_setup_device(void)
+{
+	struct device *dev;
+	int err;
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (!dev)
+		return NULL;
+
+	err = dev_set_name(dev, "bcm47xx_soc");
+	if (err) {
+		pr_err("Failed to set SoC device name: %d\n", err);
+		kfree(dev);
+		return NULL;
+	}
+
+	err = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
+	if (err)
+		pr_err("Failed to set SoC DMA mask: %d\n", err);
+
+	return dev;
+}
+#endif
+
+/*
+ * This finishes bus initialization doing things that were not possible without
+ * kmalloc. Make sure to call it late enough (after mm_init).
+ */
+void __init bcm47xx_bus_setup(void)
+{
+#ifdef CONFIG_BCM47XX_BCMA
+	if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) {
+		int err;
+
+		bcm47xx_bus.bcma.dev = bcm47xx_setup_device();
+		if (!bcm47xx_bus.bcma.dev)
+			panic("Failed to setup SoC device\n");
+
+		err = bcma_host_soc_init(&bcm47xx_bus.bcma);
+		if (err)
+			panic("Failed to initialize BCMA bus (err %d)", err);
+	}
+#endif
+
+	/* With bus initialized we can access NVRAM and detect the board */
+	bcm47xx_board_detect();
+	mips_set_machine_name(bcm47xx_board_get_name());
+}
+
+static int __init bcm47xx_cpu_fixes(void)
+{
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		/* Nothing to do */
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		/* The BCM4706 has a problem with the CPU wait instruction.
+		 * When r4k_wait or r4k_wait_irqoff is used will just hang and
+		 * not return from a msleep(). Removing the cpu_wait
+		 * functionality is a workaround for this problem. The BCM4716
+		 * does not have this problem.
+		 */
+		if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
+			cpu_wait = NULL;
+		break;
+#endif
+	}
+	return 0;
+}
+arch_initcall(bcm47xx_cpu_fixes);
+
+static struct fixed_phy_status bcm47xx_fixed_phy_status __initdata = {
+	.link	= 1,
+	.speed	= SPEED_100,
+	.duplex	= DUPLEX_FULL,
+};
+
+static int __init bcm47xx_register_bus_complete(void)
+{
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		/* Nothing to do */
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		if (device_register(bcm47xx_bus.bcma.dev))
+			pr_err("Failed to register SoC device\n");
+		bcma_bus_register(&bcm47xx_bus.bcma.bus);
+		break;
+#endif
+	}
+	bcm47xx_buttons_register();
+	bcm47xx_leds_register();
+	bcm47xx_workarounds();
+
+	fixed_phy_add(PHY_POLL, 0, &bcm47xx_fixed_phy_status);
+	return 0;
+}
+device_initcall(bcm47xx_register_bus_complete);
diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c
new file mode 100644
index 0000000000..74224cf2e8
--- /dev/null
+++ b/arch/mips/bcm47xx/time.c
@@ -0,0 +1,81 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/ssb/ssb.h>
+#include <asm/time.h>
+#include <bcm47xx.h>
+#include <bcm47xx_board.h>
+
+void __init plat_time_init(void)
+{
+	unsigned long hz = 0;
+	u16 chip_id = 0;
+	char buf[10];
+	int len;
+	enum bcm47xx_board board = bcm47xx_board_get();
+
+	/*
+	 * Use deterministic values for initial counter interrupt
+	 * so that calibrate delay avoids encountering a counter wrap.
+	 */
+	write_c0_count(0);
+	write_c0_compare(0xffff);
+
+	switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+	case BCM47XX_BUS_TYPE_SSB:
+		hz = ssb_cpu_clock(&bcm47xx_bus.ssb.mipscore) / 2;
+		chip_id = bcm47xx_bus.ssb.chip_id;
+		break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+	case BCM47XX_BUS_TYPE_BCMA:
+		hz = bcma_cpu_clock(&bcm47xx_bus.bcma.bus.drv_mips) / 2;
+		chip_id = bcm47xx_bus.bcma.bus.chipinfo.id;
+		break;
+#endif
+	}
+
+	if (chip_id == 0x5354) {
+		len = bcm47xx_nvram_getenv("clkfreq", buf, sizeof(buf));
+		if (len >= 0 && !strncmp(buf, "200", 4))
+			hz = 100000000;
+	}
+
+	switch (board) {
+	case BCM47XX_BOARD_ASUS_WL520GC:
+	case BCM47XX_BOARD_ASUS_WL520GU:
+		hz = 100000000;
+		break;
+	default:
+		break;
+	}
+
+	if (!hz)
+		hz = 100000000;
+
+	/* Set MIPS counter frequency for fixed_rate_gettimeoffset() */
+	mips_hpt_frequency = hz;
+}
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
new file mode 100644
index 0000000000..745c6228eb
--- /dev/null
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "bcm47xx_private.h"
+
+#include <linux/gpio.h>
+#include <bcm47xx_board.h>
+#include <bcm47xx.h>
+
+static void __init bcm47xx_workarounds_enable_usb_power(int usb_power)
+{
+	int err;
+
+	err = gpio_request_one(usb_power, GPIOF_OUT_INIT_HIGH, "usb_power");
+	if (err)
+		pr_err("Failed to request USB power gpio: %d\n", err);
+	else
+		gpio_free(usb_power);
+}
+
+void __init bcm47xx_workarounds(void)
+{
+	enum bcm47xx_board board = bcm47xx_board_get();
+
+	switch (board) {
+	case BCM47XX_BOARD_NETGEAR_WNR3500L:
+	case BCM47XX_BOARD_NETGEAR_WNR3500L_V2:
+		bcm47xx_workarounds_enable_usb_power(12);
+		break;
+	case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
+	case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
+		bcm47xx_workarounds_enable_usb_power(21);
+		break;
+	default:
+		/* No workaround(s) needed */
+		break;
+	}
+}