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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/sh/boards/mach-sdk7780/setup.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/boards/mach-sdk7780/setup.c')
-rw-r--r--arch/sh/boards/mach-sdk7780/setup.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-sdk7780/setup.c b/arch/sh/boards/mach-sdk7780/setup.c
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+++ b/arch/sh/boards/mach-sdk7780/setup.c
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+// SPDX-License-Identifier: GPL-2.0
+/*
+ * arch/sh/boards/renesas/sdk7780/setup.c
+ *
+ * Renesas Solutions SH7780 SDK Support
+ * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk>
+ */
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+#include <asm/machvec.h>
+#include <mach/sdk7780.h>
+#include <asm/heartbeat.h>
+#include <asm/io.h>
+#include <asm/addrspace.h>
+
+#define GPIO_PECR 0xFFEA0008
+
+/* Heartbeat */
+static struct resource heartbeat_resource = {
+ .start = PA_LED,
+ .end = PA_LED,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
+};
+
+static struct platform_device heartbeat_device = {
+ .name = "heartbeat",
+ .id = -1,
+ .num_resources = 1,
+ .resource = &heartbeat_resource,
+};
+
+/* SMC91x */
+static struct resource smc91x_eth_resources[] = {
+ [0] = {
+ .name = "smc91x-regs" ,
+ .start = PA_LAN + 0x300,
+ .end = PA_LAN + 0x300 + 0x10 ,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_ETHERNET,
+ .end = IRQ_ETHERNET,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device smc91x_eth_device = {
+ .name = "smc91x",
+ .id = 0,
+ .dev = {
+ .dma_mask = NULL, /* don't use dma */
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(smc91x_eth_resources),
+ .resource = smc91x_eth_resources,
+};
+
+static struct platform_device *sdk7780_devices[] __initdata = {
+ &heartbeat_device,
+ &smc91x_eth_device,
+};
+
+static int __init sdk7780_devices_setup(void)
+{
+ return platform_add_devices(sdk7780_devices,
+ ARRAY_SIZE(sdk7780_devices));
+}
+device_initcall(sdk7780_devices_setup);
+
+static void __init sdk7780_setup(char **cmdline_p)
+{
+ u16 ver = __raw_readw(FPGA_FPVERR);
+ u16 dateStamp = __raw_readw(FPGA_FPDATER);
+
+ printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n");
+ printk(KERN_INFO "Board version: %d (revision %d), "
+ "FPGA version: %d (revision %d), datestamp : %d\n",
+ (ver >> 12) & 0xf, (ver >> 8) & 0xf,
+ (ver >> 4) & 0xf, ver & 0xf,
+ dateStamp);
+
+ /* Setup pin mux'ing for PCIC */
+ __raw_writew(0x0000, GPIO_PECR);
+}
+
+/*
+ * The Machine Vector
+ */
+static struct sh_machine_vector mv_se7780 __initmv = {
+ .mv_name = "Renesas SDK7780-R3" ,
+ .mv_setup = sdk7780_setup,
+ .mv_init_irq = init_sdk7780_IRQ,
+};
+