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mx23_olinuxino: Add support for status LED

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This allow user to know if the bootloader is running, even without a
serial console.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
This commit is contained in:
Otavio Salvador 2013-02-23 02:43:09 +00:00 committed by Stefano Babic
parent eb2996024b
commit 36c7c9250d
3 changed files with 25 additions and 0 deletions
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7
board/olimex/mx23_olinuxino/mx23_olinuxino.c
View file

@ -28,6 +28,9 @@
#include <asm/arch/imx-regs.h>
#include <asm/arch/clock.h>
#include <asm/arch/sys_proto.h>
#ifdef CONFIG_STATUS_LED
#include <status_led.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
@ -67,5 +70,9 @@ int board_init(void)
/* Adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
status_led_set(STATUS_LED_BOOT, STATUS_LED_STATE);
#endif
return 0;
}

4
board/olimex/mx23_olinuxino/spl_boot.c
View file

@ -84,6 +84,10 @@ const iomux_cfg_t iomux_setup[] = {
MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
/* Green LED */
MX23_PAD_SSP1_DETECT__GPIO_2_1 |
(MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL),
/* MMC 0 */
MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP,
MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP,

14
include/configs/mx23_olinuxino.h
View file

@ -19,6 +19,8 @@
#ifndef __MX23_OLINUXINO_CONFIG_H__
#define __MX23_OLINUXINO_CONFIG_H__
#include <asm/arch/iomux-mx23.h>
/*
* SoC configurations
*/
@ -56,6 +58,7 @@
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_CMD_GPIO
#define CONFIG_CMD_LED
#define CONFIG_CMD_MMC
/*
@ -111,6 +114,17 @@
#define CONFIG_CONS_INDEX 0
#define CONFIG_BAUDRATE 115200 /* Default baud rate */
/*
* Status LED
*/
#define CONFIG_STATUS_LED
#define CONFIG_GPIO_LED
#define CONFIG_BOARD_SPECIFIC_LED
#define STATUS_LED_BOOT 0
#define STATUS_LED_BIT MX23_PAD_SSP1_DETECT__GPIO_2_1
#define STATUS_LED_STATE STATUS_LED_ON
#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
/*
* MMC Driver
*/