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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/mach-pxa/capc7117.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-pxa/capc7117.c')
-rw-r--r--arch/arm/mach-pxa/capc7117.c159
1 files changed, 159 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c
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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/mach-pxa/capc7117.c
+ *
+ * Support for the Embedian CAPC-7117 Evaluation Kit
+ * based on the Embedian MXM-8x10 Computer on Module
+ *
+ * Copyright (C) 2009 Embedian Inc.
+ * Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd.
+ *
+ * 2007-09-04: eric miao <eric.y.miao@gmail.com>
+ * rewrite to align with latest kernel
+ *
+ * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za>
+ * Hennie van der Merwe <hvdmerwe@tmtservices.co.za>
+ * rework for upstream merge
+ */
+
+#include <linux/irq.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+#include <linux/serial_8250.h>
+#include <linux/gpio.h>
+#include <linux/regulator/machine.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include "pxa320.h"
+#include "mxm8x10.h"
+
+#include "generic.h"
+
+/* IDE (PATA) Support */
+static struct pata_platform_info pata_platform_data = {
+ .ioport_shift = 1
+};
+
+static struct resource capc7117_ide_resources[] = {
+ [0] = {
+ .start = 0x11000020,
+ .end = 0x1100003f,
+ .flags = IORESOURCE_MEM
+ },
+ [1] = {
+ .start = 0x1100001c,
+ .end = 0x1100001c,
+ .flags = IORESOURCE_MEM
+ },
+ [2] = {
+ .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
+ .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
+ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING
+ }
+};
+
+static struct platform_device capc7117_ide_device = {
+ .name = "pata_platform",
+ .num_resources = ARRAY_SIZE(capc7117_ide_resources),
+ .resource = capc7117_ide_resources,
+ .dev = {
+ .platform_data = &pata_platform_data,
+ .coherent_dma_mask = ~0 /* grumble */
+ }
+};
+
+static void __init capc7117_ide_init(void)
+{
+ platform_device_register(&capc7117_ide_device);
+}
+
+/* TI16C752 UART support */
+#define TI16C752_FLAGS (UPF_BOOT_AUTOCONF | \
+ UPF_IOREMAP | \
+ UPF_BUGGY_UART | \
+ UPF_SKIP_TEST)
+#define TI16C752_UARTCLK (22118400)
+static struct plat_serial8250_port ti16c752_platform_data[] = {
+ [0] = {
+ .mapbase = 0x14000000,
+ .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO78)),
+ .irqflags = IRQF_TRIGGER_RISING,
+ .flags = TI16C752_FLAGS,
+ .iotype = UPIO_MEM,
+ .regshift = 1,
+ .uartclk = TI16C752_UARTCLK
+ },
+ [1] = {
+ .mapbase = 0x14000040,
+ .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO79)),
+ .irqflags = IRQF_TRIGGER_RISING,
+ .flags = TI16C752_FLAGS,
+ .iotype = UPIO_MEM,
+ .regshift = 1,
+ .uartclk = TI16C752_UARTCLK
+ },
+ [2] = {
+ .mapbase = 0x14000080,
+ .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO80)),
+ .irqflags = IRQF_TRIGGER_RISING,
+ .flags = TI16C752_FLAGS,
+ .iotype = UPIO_MEM,
+ .regshift = 1,
+ .uartclk = TI16C752_UARTCLK
+ },
+ [3] = {
+ .mapbase = 0x140000c0,
+ .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO81)),
+ .irqflags = IRQF_TRIGGER_RISING,
+ .flags = TI16C752_FLAGS,
+ .iotype = UPIO_MEM,
+ .regshift = 1,
+ .uartclk = TI16C752_UARTCLK
+ },
+ [4] = {
+ /* end of array */
+ }
+};
+
+static struct platform_device ti16c752_device = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = ti16c752_platform_data
+ }
+};
+
+static void __init capc7117_uarts_init(void)
+{
+ platform_device_register(&ti16c752_device);
+}
+
+static void __init capc7117_init(void)
+{
+ /* Init CoM */
+ mxm_8x10_barebones_init();
+
+ /* Init evaluation board peripherals */
+ mxm_8x10_ac97_init();
+ mxm_8x10_usb_host_init();
+ mxm_8x10_mmc_init();
+
+ capc7117_uarts_init();
+ capc7117_ide_init();
+
+ regulator_has_full_constraints();
+}
+
+MACHINE_START(CAPC7117,
+ "Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM")
+ .atag_offset = 0x100,
+ .map_io = pxa3xx_map_io,
+ .nr_irqs = PXA_NR_IRQS,
+ .init_irq = pxa3xx_init_irq,
+ .handle_irq = pxa3xx_handle_irq,
+ .init_time = pxa_timer_init,
+ .init_machine = capc7117_init,
+ .restart = pxa_restart,
+MACHINE_END