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-rw-r--r--arch/arm/plat-omap/debug-devices.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c
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+++ b/arch/arm/plat-omap/debug-devices.c
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+/*
+ * linux/arch/arm/plat-omap/debug-devices.c
+ *
+ * Copyright (C) 2005 Nokia Corporation
+ * Modified from mach-omap2/board-h4.c
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/smc91x.h>
+
+#include <mach/hardware.h>
+
+#include <plat/board.h>
+#include <mach/gpio.h>
+
+
+/* Many OMAP development platforms reuse the same "debug board"; these
+ * platforms include H2, H3, H4, and Perseus2.
+ */
+
+static struct smc91x_platdata smc91x_info = {
+ .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
+ .leda = RPC_LED_100_10,
+ .ledb = RPC_LED_TX_RX,
+};
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
+ },
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = -1,
+ .dev = {
+ .platform_data = &smc91x_info,
+ },
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+
+static struct resource led_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device led_device = {
+ .name = "omap_dbg_led",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(led_resources),
+ .resource = led_resources,
+};
+
+static struct platform_device *debug_devices[] __initdata = {
+ &smc91x_device,
+ &led_device,
+ /* ps2 kbd + mouse ports */
+ /* 4 extra uarts */
+ /* 6 input dip switches */
+ /* 8 output pins */
+};
+
+int __init debug_card_init(u32 addr, unsigned gpio)
+{
+ int status;
+
+ smc91x_resources[0].start = addr + 0x300;
+ smc91x_resources[0].end = addr + 0x30f;
+
+ smc91x_resources[1].start = gpio_to_irq(gpio);
+ smc91x_resources[1].end = gpio_to_irq(gpio);
+
+ status = gpio_request(gpio, "SMC91x irq");
+ if (status < 0) {
+ printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio);
+ return status;
+ }
+ gpio_direction_input(gpio);
+
+ led_resources[0].start = addr;
+ led_resources[0].end = addr + SZ_4K - 1;
+
+ return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices));
+}