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Diffstat (limited to 'arch/arm/mach-nomadik/board-nhk8815.c')
-rw-r--r--arch/arm/mach-nomadik/board-nhk8815.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
new file mode 100644
index 0000000..79bdea9
--- /dev/null
+++ b/arch/arm/mach-nomadik/board-nhk8815.c
@@ -0,0 +1,111 @@
+/*
+ * linux/arch/arm/mach-nomadik/board-8815nhk.c
+ *
+ * Copyright (C) STMicroelectronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2, as
+ * published by the Free Software Foundation.
+ *
+ * NHK15 board specifc driver definition
+ */
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/amba/bus.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/irq.h>
+#include <mach/setup.h>
+#include "clock.h"
+
+#define __MEM_4K_RESOURCE(x) \
+ .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
+
+static struct amba_device uart0_device = {
+ .dev = { .init_name = "uart0" },
+ __MEM_4K_RESOURCE(NOMADIK_UART0_BASE),
+ .irq = {IRQ_UART0, NO_IRQ},
+};
+
+static struct amba_device uart1_device = {
+ .dev = { .init_name = "uart1" },
+ __MEM_4K_RESOURCE(NOMADIK_UART1_BASE),
+ .irq = {IRQ_UART1, NO_IRQ},
+};
+
+static struct amba_device *amba_devs[] __initdata = {
+ &uart0_device,
+ &uart1_device,
+};
+
+/* We have a fixed clock alone, by now */
+static struct clk nhk8815_clk_48 = {
+ .rate = 48*1000*1000,
+};
+
+static struct resource nhk8815_eth_resources[] = {
+ {
+ .name = "smc91x-regs",
+ .start = 0x34000000 + 0x300,
+ .end = 0x34000000 + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = NOMADIK_GPIO_TO_IRQ(115),
+ .end = NOMADIK_GPIO_TO_IRQ(115),
+ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
+ }
+};
+
+static struct platform_device nhk8815_eth_device = {
+ .name = "smc91x",
+ .resource = nhk8815_eth_resources,
+ .num_resources = ARRAY_SIZE(nhk8815_eth_resources),
+};
+
+static int __init nhk8815_eth_init(void)
+{
+ int gpio_nr = 115; /* hardwired in the board */
+ int err;
+
+ err = gpio_request(gpio_nr, "eth_irq");
+ if (!err) err = nmk_gpio_set_mode(gpio_nr, NMK_GPIO_ALT_GPIO);
+ if (!err) err = gpio_direction_input(gpio_nr);
+ if (err)
+ pr_err("Error %i in %s\n", err, __func__);
+ return err;
+}
+device_initcall(nhk8815_eth_init);
+
+static struct platform_device *nhk8815_platform_devices[] __initdata = {
+ &nhk8815_eth_device,
+ /* will add more devices */
+};
+
+static void __init nhk8815_platform_init(void)
+{
+ int i;
+
+ cpu8815_platform_init();
+ platform_add_devices(nhk8815_platform_devices,
+ ARRAY_SIZE(nhk8815_platform_devices));
+
+ for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
+ nmdk_clk_create(&nhk8815_clk_48, amba_devs[i]->dev.init_name);
+ amba_device_register(amba_devs[i], &iomem_resource);
+ }
+}
+
+MACHINE_START(NOMADIK, "NHK8815")
+ /* Maintainer: ST MicroElectronics */
+ .phys_io = NOMADIK_UART0_BASE,
+ .io_pg_offst = (IO_ADDRESS(NOMADIK_UART0_BASE) >> 18) & 0xfffc,
+ .boot_params = 0x100,
+ .map_io = cpu8815_map_io,
+ .init_irq = cpu8815_init_irq,
+ .timer = &nomadik_timer,
+ .init_machine = nhk8815_platform_init,
+MACHINE_END
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