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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
139 lines
3 KiB
C
139 lines
3 KiB
C
/*
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* Copyright (c) 2009 Wind River Systems, Inc.
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* Tom Rix <Tom.Rix@windriver.com>
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* (C) Copyright 2009
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* Eric Benard <eric@eukrea.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <status_led.h>
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#include <asm/arch/at91sam9260.h>
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#include <asm/arch/at91_pmc.h>
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#include <asm/arch/gpio.h>
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#include <asm/io.h>
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static unsigned int saved_state[4] = {STATUS_LED_OFF, STATUS_LED_OFF,
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STATUS_LED_OFF, STATUS_LED_OFF};
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void coloured_LED_init(void)
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{
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at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
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/* Enable clock */
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writel(1 << ATMEL_ID_PIOC, &pmc->pcer);
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at91_set_pio_output(CONFIG_RED_LED, 1);
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at91_set_pio_output(CONFIG_GREEN_LED, 1);
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at91_set_pio_output(CONFIG_YELLOW_LED, 1);
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at91_set_pio_output(CONFIG_BLUE_LED, 1);
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at91_set_pio_value(CONFIG_RED_LED, 1);
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at91_set_pio_value(CONFIG_GREEN_LED, 1);
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at91_set_pio_value(CONFIG_YELLOW_LED, 1);
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at91_set_pio_value(CONFIG_BLUE_LED, 1);
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}
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void red_led_off(void)
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{
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at91_set_pio_value(CONFIG_RED_LED, 1);
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saved_state[STATUS_LED_RED] = STATUS_LED_OFF;
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}
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void green_led_off(void)
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{
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at91_set_pio_value(CONFIG_GREEN_LED, 1);
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saved_state[STATUS_LED_GREEN] = STATUS_LED_OFF;
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}
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void yellow_led_off(void)
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{
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at91_set_pio_value(CONFIG_YELLOW_LED, 1);
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saved_state[STATUS_LED_YELLOW] = STATUS_LED_OFF;
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}
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void blue_led_off(void)
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{
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at91_set_pio_value(CONFIG_BLUE_LED, 1);
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saved_state[STATUS_LED_BLUE] = STATUS_LED_OFF;
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}
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void red_led_on(void)
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{
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at91_set_pio_value(CONFIG_RED_LED, 0);
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saved_state[STATUS_LED_RED] = STATUS_LED_ON;
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}
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void green_led_on(void)
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{
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at91_set_pio_value(CONFIG_GREEN_LED, 0);
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saved_state[STATUS_LED_GREEN] = STATUS_LED_ON;
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}
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void yellow_led_on(void)
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{
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at91_set_pio_value(CONFIG_YELLOW_LED, 0);
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saved_state[STATUS_LED_YELLOW] = STATUS_LED_ON;
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}
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void blue_led_on(void)
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{
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at91_set_pio_value(CONFIG_BLUE_LED, 0);
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saved_state[STATUS_LED_BLUE] = STATUS_LED_ON;
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}
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void __led_init(led_id_t mask, int state)
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{
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__led_set(mask, state);
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}
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void __led_toggle(led_id_t mask)
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{
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if (STATUS_LED_BLUE == mask) {
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if (STATUS_LED_ON == saved_state[STATUS_LED_BLUE])
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blue_led_off();
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else
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blue_led_on();
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} else if (STATUS_LED_RED == mask) {
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if (STATUS_LED_ON == saved_state[STATUS_LED_RED])
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red_led_off();
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else
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red_led_on();
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} else if (STATUS_LED_GREEN == mask) {
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if (STATUS_LED_ON == saved_state[STATUS_LED_GREEN])
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green_led_off();
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else
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green_led_on();
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} else if (STATUS_LED_YELLOW == mask) {
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if (STATUS_LED_ON == saved_state[STATUS_LED_YELLOW])
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yellow_led_off();
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else
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yellow_led_on();
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}
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}
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void __led_set(led_id_t mask, int state)
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{
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if (STATUS_LED_BLUE == mask) {
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if (STATUS_LED_ON == state)
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blue_led_on();
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else
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blue_led_off();
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} else if (STATUS_LED_RED == mask) {
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if (STATUS_LED_ON == state)
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red_led_on();
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else
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red_led_off();
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} else if (STATUS_LED_GREEN == mask) {
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if (STATUS_LED_ON == state)
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green_led_on();
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else
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green_led_off();
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} else if (STATUS_LED_YELLOW == mask) {
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if (STATUS_LED_ON == state)
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yellow_led_on();
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else
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yellow_led_off();
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}
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}
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