Add support for LED drivers (clock tick and CPU activity) Removed partition support (done on command line now)
SVN-Revision: 6531v19.07.3_mercusys_ac12_duma
Hamish Guthrie
18 years ago
parent
4af390ee76
commit
18b744818a
@ -0,0 +1,166 @@
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diff -urN linux-2.6.19.2.old/arch/arm/mach-at91rm9200/Makefile linux-2.6.19.2/arch/arm/mach-at91rm9200/Makefile
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--- linux-2.6.19.2.old/arch/arm/mach-at91rm9200/Makefile 2007-03-06 11:29:37.000000000 +0100
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+++ linux-2.6.19.2/arch/arm/mach-at91rm9200/Makefile 2007-03-06 20:52:28.000000000 +0100
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@@ -40,6 +40,7 @@
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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) += vlink_leds.o
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obj-$(CONFIG_LEDS) += $(led-y)
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# VGA support
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diff -urN linux-2.6.19.2.old/arch/arm/mach-at91rm9200/vlink_leds.c linux-2.6.19.2/arch/arm/mach-at91rm9200/vlink_leds.c
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--- linux-2.6.19.2.old/arch/arm/mach-at91rm9200/vlink_leds.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-2.6.19.2/arch/arm/mach-at91rm9200/vlink_leds.c 2007-03-06 21:11:16.000000000 +0100
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@@ -0,0 +1,151 @@
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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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+ *
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+ * Modified for FDL Versalink board (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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+#define LED_CPU 0
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+#define LED_TIMER 1
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+#define LED_COM1 2
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+#define LED_COM2 3
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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(AT91_PIN_PC7);
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+ if (is_off) {
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+ at91_set_gpio_value(AT91_PIN_PC7, 0);
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+ at91_set_gpio_value(AT91_PIN_PC8, 1);
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+ } else {
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+ at91_set_gpio_value(AT91_PIN_PC7, 1);
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+ at91_set_gpio_value(AT91_PIN_PC8, 0);
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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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+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_on(at91_leds_cpu);
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+ at91_led_toggle(at91_leds_timer);
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+/*
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+ at91_set_gpio_value(AT91_PIN_PC7, 0);
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+ at91_set_gpio_value(AT91_PIN_PC8, 1);
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+*/
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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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+/*
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+ at91_set_gpio_value(AT91_PIN_PC7, 1);
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+ at91_set_gpio_value(AT91_PIN_PC8, 0);
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+*/
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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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+/*
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+ at91_set_gpio_value(AT91_PIN_PC7, 1);
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+ at91_set_gpio_value(AT91_PIN_PC8, 0);
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+*/
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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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+/*
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+ at91_set_gpio_value(AT91_PIN_PC7, 0);
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+ at91_set_gpio_value(AT91_PIN_PC8, 1);
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+*/
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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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+// printk("leds_init()\n");
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+
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+ /* Enable PIO to access the LEDs */
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+ at91_set_gpio_output(AT91_PIN_PC7, 1);
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+ at91_set_gpio_output(AT91_PIN_PC8, 1);
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+ at91_set_gpio_output(AT91_PIN_PC14, 1);
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+ at91_set_gpio_output(AT91_PIN_PC15, 1);
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+ at91_set_gpio_output(AT91_PIN_PB14, 1);
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+ at91_set_gpio_output(AT91_PIN_PB15, 1);
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+ at91_set_gpio_output(AT91_PIN_PB16, 1);
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+ at91_set_gpio_output(AT91_PIN_PB17, 1);
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+
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+ at91_set_gpio_output(AT91_PIN_PB9, 1);
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+ at91_set_gpio_output(AT91_PIN_PB10, 1);
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+ at91_set_gpio_output(AT91_PIN_PB11, 1);
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+ at91_set_gpio_output(AT91_PIN_PB12, 1);
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+
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+ at91_set_gpio_input(AT91_PIN_PB8, 1);
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+ at91_set_gpio_input(AT91_PIN_PB22, 1);
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+ at91_set_gpio_input(AT91_PIN_PA19, 1);
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+ at91_set_gpio_input(AT91_PIN_PA24, 1);
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+ at91_set_gpio_output(AT91_PIN_PA29, 1);
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+ at91_set_gpio_output(AT91_PIN_PB2, 1);
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+ at91_set_gpio_output(AT91_PIN_PB3, 1);
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+ at91_set_gpio_output(AT91_PIN_PB4, 1);
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+
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+ at91_set_gpio_input(AT91_PIN_PB27, 1);
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+ at91_set_gpio_input(AT91_PIN_PB28, 1);
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+ at91_set_gpio_input(AT91_PIN_PB29, 1);
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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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@ -1,37 +0,0 @@
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diff -urN linux-2.6.19.2/drivers/mtd/devices/at91_dataflash.c linux-2.6.19.2.old/drivers/mtd/devices/at91_dataflash.c
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--- linux-2.6.19.2/drivers/mtd/devices/at91_dataflash.c 2007-03-05 11:21:48.000000000 +0100
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+++ linux-2.6.19.2.old/drivers/mtd/devices/at91_dataflash.c 2007-03-05 09:23:03.000000000 +0100
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@@ -130,28 +130,18 @@
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{
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.name = "bootloader",
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.offset = 0,
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- .size = 1 * 32 * 8 * 1056, /* 1st sector = 16 blocks * 8 pages * 1056 bytes */
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+ .size = 1 * 32 * 8 * 1056, /* 1st sector = 32 blocks * 8 pages * 1056 bytes */
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.mask_flags = MTD_WRITEABLE, /* read-only */
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},
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{
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- .name = "linux",
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+ .name = "kernel",
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.offset = MTDPART_OFS_NXTBLK,
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- .size = 4 * 32 * 8 * 1056, /* 4 sectors */
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+ .size = 5 * 32 * 8 * 1056, /* 5 sectors */
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},
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{
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- .name = "rootfs",
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+ .name = "filesystem",
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.offset = MTDPART_OFS_NXTBLK,
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- .size = 4 * 32 * 8 * 1056, /* 4 sectors */
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- },
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- {
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- .name = "nvram",
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- .offset = MTDPART_OFS_NXTBLK,
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- .size = 1 * 4 * 8 * 1056, /* 4 blocks of 8 pages = ~32k */
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- },
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- {
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- .name = "OpenWrt",
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- .offset = MTDPART_OFS_NXTBLK,
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- .size = MTDPART_SIZ_FULL, /* rest of device */
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+ .size = MTDPART_SIZ_FULL, /* rest = 26 sectors */
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}
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};
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#endif
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