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cm_t335: add support for status LED

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Add support for status LED. Use the STATUS_LED APIs for indicating a
boot progress.

Signed-off-by: Ilya Ledvich <ilya@compulab.co.il>
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
This commit is contained in:
Ilya Ledvich 2013-11-07 07:57:34 +02:00 committed by Tom Rini
parent 54e7445de9
commit e8ac22be6a
3 changed files with 19 additions and 0 deletions
board/compulab/cm_t335
cm_t335.cmux.c
include/configs
cm_t335.h

3
board/compulab/cm_t335/cm_t335.c
View File

@ -31,6 +31,9 @@ int board_init(void)
gpmc_init();
#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
status_led_set(STATUS_LED_BOOT, STATUS_LED_OFF);
#endif
return 0;
}

6
board/compulab/cm_t335/mux.c
View File

@ -94,6 +94,11 @@ static struct module_pin_mux eth_phy_rst_pin_mux[] = {
{-1},
};
static struct module_pin_mux status_led_pin_mux[] = {
{OFFSET(gpmc_csn3), (MODE(7) | PULLUDEN)}, /* GPIO2_0 */
{-1},
};
void set_uart_mux_conf(void)
{
configure_module_pin_mux(uart0_pin_mux);
@ -108,4 +113,5 @@ void set_mux_conf_regs(void)
configure_module_pin_mux(eth_phy_rst_pin_mux);
configure_module_pin_mux(mmc0_pin_mux);
configure_module_pin_mux(nand_pin_mux);
configure_module_pin_mux(status_led_pin_mux);
}

10
include/configs/cm_t335.h
View File

@ -156,5 +156,15 @@
/* GPIO pin + bank to pin ID mapping */
#define GPIO_PIN(_bank, _pin) ((_bank << 5) + _pin)
/* Status LED */
#define CONFIG_STATUS_LED
#define CONFIG_GPIO_LED
#define CONFIG_BOARD_SPECIFIC_LED
#define STATUS_LED_BIT GPIO_PIN(2, 0)
/* Status LED polarity is inversed, so init it in the "off" state */
#define STATUS_LED_STATE STATUS_LED_OFF
#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
#define STATUS_LED_BOOT 0
#endif /* __CONFIG_CM_T335_H */