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193 lines
4.7 KiB
Diff
193 lines
4.7 KiB
Diff
Index: linux-2.6.21.7/arch/arm/mach-at91/board-vlink.c
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===================================================================
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--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-vlink.c
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+++ linux-2.6.21.7/arch/arm/mach-at91/board-vlink.c
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@@ -61,7 +61,7 @@ static void __init vlink_map_io(void)
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at91rm9200_initialize(18432000, AT91RM9200_PQFP);
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/* Setup the LEDs */
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-// at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
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+ at91_init_leds(AT91_PIN_PC14, AT91_PIN_PC15);
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/* Setup the serial ports and console */
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at91_init_serial(&vlink_uart_config);
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@@ -81,10 +81,12 @@ static struct at91_usbh_data __initdata
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.ports = 1,
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};
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+/*
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static struct at91_udc_data __initdata vlink_udc_data = {
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.vbus_pin = AT91_PIN_PD4,
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.pullup_pin = AT91_PIN_PD5,
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};
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+*/
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static struct at91_mmc_data __initdata vlink_mmc_data = {
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// .det_pin = AT91_PIN_PB27,
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@@ -108,18 +110,19 @@ static struct spi_board_info vlink_spi_d
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#endif
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};
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-static struct at91_gpio_led vlink_leds[] = {
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+/*static struct at91_gpio_led vlink_leds[] = {
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{
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.name = "led0",
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- .gpio = AT91_PIN_PB1,
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+ .gpio = AT91_PIN_PC14,
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.trigger = "heartbeat",
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},
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{
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.name = "led1",
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- .gpio = AT91_PIN_PB2,
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+ .gpio = AT91_PIN_PC15,
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.trigger = "timer",
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}
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};
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+*/
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static void __init vlink_board_init(void)
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{
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@@ -130,8 +133,8 @@ static void __init vlink_board_init(void
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/* USB Host */
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at91_add_device_usbh(&vlink_usbh_data);
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/* USB Device */
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- at91_add_device_udc(&vlink_udc_data);
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- at91_set_multi_drive(vlink_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
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+// at91_add_device_udc(&vlink_udc_data);
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+// at91_set_multi_drive(vlink_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
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/* I2C */
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at91_add_device_i2c();
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/* SPI */
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@@ -145,7 +148,7 @@ static void __init vlink_board_init(void
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at91_add_device_mmc(0, &vlink_mmc_data);
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#endif
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/* LEDs */
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- at91_gpio_leds(vlink_leds, ARRAY_SIZE(vlink_leds));
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+// at91_gpio_leds(vlink_leds, ARRAY_SIZE(vlink_leds));
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}
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MACHINE_START(VLINK, "FDL VersaLink")
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Index: linux-2.6.21.7/arch/arm/mach-at91/Makefile
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===================================================================
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--- linux-2.6.21.7.orig/arch/arm/mach-at91/Makefile
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+++ linux-2.6.21.7/arch/arm/mach-at91/Makefile
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@@ -52,7 +52,7 @@ led-$(CONFIG_MACH_CSB337) += leds.o
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led-$(CONFIG_MACH_CSB637) += leds.o
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led-$(CONFIG_MACH_KB9200) += leds.o
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led-$(CONFIG_MACH_KAFA) += leds.o
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-led-$(CONFIG_MACH_VLINK) += leds.o
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+led-$(CONFIG_MACH_VLINK) += vlink_leds.o
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obj-$(CONFIG_LEDS) += $(led-y)
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# VGA support
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Index: linux-2.6.21.7/arch/arm/mach-at91/vlink_leds.c
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===================================================================
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--- /dev/null
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+++ linux-2.6.21.7/arch/arm/mach-at91/vlink_leds.c
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@@ -0,0 +1,105 @@
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+/*
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+ * LED driver for Atmel AT91-based boards.
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+ *
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+ * Copyright (C) SAN People (Pty) Ltd
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+ * Modified for FDL VersaLink Copyright (C) Guthrie Consulting
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License
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+ * as published by the Free Software Foundation; either version
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+ * 2 of the License, or (at your option) any later version.
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+*/
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+
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+#include <linux/kernel.h>
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+#include <linux/module.h>
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+#include <linux/init.h>
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+
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+#include <asm/mach-types.h>
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+#include <asm/leds.h>
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+#include <asm/arch/board.h>
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+#include <asm/arch/gpio.h>
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+
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+
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+static inline void at91_led_on(unsigned int led)
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+{
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+ at91_set_gpio_value(led, 0);
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+}
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+
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+static inline void at91_led_off(unsigned int led)
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+{
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+ at91_set_gpio_value(led, 1);
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+}
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+
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+static inline void at91_led_toggle(unsigned int led)
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+{
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+ unsigned long is_off = at91_get_gpio_value(led);
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+ if (is_off) {
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+ at91_led_on(led);
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+ at91_led_off(at91_leds_cpu);
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+ }
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+ else {
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+ at91_led_on(at91_leds_cpu);
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+ at91_led_off(led);
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+ }
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+}
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+
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+
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+/*
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+ * Handle LED events.
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+ */
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+
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+/*
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+ * VersaLink has a single bi-coloured LED which changes colour when the
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+ * polarity is reversed
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+ */
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+static void at91_leds_event(led_event_t evt)
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+{
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+ unsigned long flags;
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+
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+ local_irq_save(flags);
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+
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+ switch(evt) {
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+ case led_start: /* System startup */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+ case led_stop: /* System stop / suspend */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+#ifdef CONFIG_LEDS_TIMER
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+ case led_timer: /* Every 50 timer ticks */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+#endif
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+
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+#ifdef CONFIG_LEDS_CPU
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+ case led_idle_start: /* Entering idle state */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+
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+ case led_idle_end: /* Exit idle state */
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+ at91_led_toggle(at91_leds_timer);
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+ break;
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+#endif
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+
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+ default:
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+ break;
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+ }
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+
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+ local_irq_restore(flags);
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+}
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+
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+
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+static int __init leds_init(void)
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+{
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+ if (!at91_leds_timer || !at91_leds_cpu)
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+ return -ENODEV;
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+
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+ leds_event = at91_leds_event;
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+
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+ leds_event(led_start);
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+ return 0;
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+}
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+
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+__initcall(leds_init);
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