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Motion-PRO: Add LED support.

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Signed-off-by: Jan Wrobel <wrr@semihalf.com>
Signed-off-by: Marian Balakowicz <m8@semihalf.com>
Acked-by: Bartlomiej Sieka <tur@semihalf.com>
This commit is contained in:
Bartlomiej Sieka 2007-05-27 16:51:48 +02:00
parent 7d98ba770a
commit a11c0b85dc
3 changed files with 64 additions and 0 deletions
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30
board/motionpro/motionpro.c
View File

@ -33,6 +33,10 @@
#include <ft_build.h>
#endif
#if defined(CONFIG_STATUS_LED)
#include <status_led.h>
#endif /* CONFIG_STATUS_LED */
/* Kollmorgen DPR initialization data */
struct init_elem {
unsigned long addr;
@ -180,3 +184,29 @@ void ft_board_setup(void *blob, bd_t *bd)
ft_cpu_setup(blob, bd);
}
#endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */
#if defined(CONFIG_STATUS_LED)
void __led_init (led_id_t regaddr, int state)
{
*((vu_long *) regaddr) |= ENABLE_GPIO_OUT;
if (state == STATUS_LED_ON)
*((vu_long *) regaddr) |= LED_ON;
else
*((vu_long *) regaddr) &= ~LED_ON;
}
void __led_set (led_id_t regaddr, int state)
{
if (state == STATUS_LED_ON)
*((vu_long *) regaddr) |= LED_ON;
else
*((vu_long *) regaddr) &= ~LED_ON;
}
void __led_toggle (led_id_t regaddr)
{
*((vu_long *) regaddr) ^= LED_ON;
}
#endif /* CONFIG_STATUS_LED */

22
include/configs/motionpro.h
View File

@ -309,6 +309,28 @@
#define CFG_I2C_RTC_ADDR 0x68
/*
* Status LED configuration
*/
#define CONFIG_STATUS_LED /* Status LED enabled */
#define CONFIG_BOARD_SPECIFIC_LED
#define ENABLE_GPIO_OUT 0x00000024
#define LED_ON 0x00000010
#ifndef __ASSEMBLY__
/*
* In case of Motion-PRO, a LED is identified by its corresponding
* GPT Enable and Mode Select Register.
*/
typedef volatile unsigned long * led_id_t;
extern void __led_init(led_id_t id, int state);
extern void __led_toggle(led_id_t id);
extern void __led_set(led_id_t id, int state);
#endif /* __ASSEMBLY__ */
/*
* Environment settings
*/

12
include/status_led.h
View File

@ -355,6 +355,18 @@ void status_led_set (int led, int state);
# define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */
# define STATUS_LED_BOOT 0 /* LED 0 used for boot status */
#elif defined(CONFIG_MOTIONPRO)
#define STATUS_LED_BIT ((vu_long *) MPC5XXX_GPT6_ENABLE)
#define STATUS_LED_PERIOD (CFG_HZ / 10)
#define STATUS_LED_STATE STATUS_LED_BLINKING
#define STATUS_LED_BIT1 ((vu_long *) MPC5XXX_GPT7_ENABLE)
#define STATUS_LED_PERIOD1 (CFG_HZ / 10)
#define STATUS_LED_STATE1 STATUS_LED_OFF
#define STATUS_LED_BOOT 0 /* LED 0 used for boot status */
#else
# error Status LED configuration missing
#endif