upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/powerpc/include/asm/status_led.h

77 lines
1.5 KiB

/*
* asm/status_led.h
*
* MPC8xx/MPC8260/MPC5xx based status led support functions
*/
#ifndef __ASM_STATUS_LED_H__
#define __ASM_STATUS_LED_H__
/* if not overriden */
#ifndef CONFIG_BOARD_SPECIFIC_LED
# if defined(CONFIG_8xx)
# include <mpc8xx.h>
# elif defined(CONFIG_8260)
# include <mpc8260.h>
# elif defined(CONFIG_5xx)
# include <mpc5xx.h>
# else
# error CPU specific Status LED header file missing.
#endif
/* led_id_t is unsigned long mask */
typedef unsigned long led_id_t;
static inline void __led_init (led_id_t mask, int state)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
#ifdef STATUS_LED_PAR
immr->STATUS_LED_PAR &= ~mask;
#endif
#ifdef STATUS_LED_ODR
immr->STATUS_LED_ODR &= ~mask;
#endif
#if (STATUS_LED_ACTIVE == 0)
if (state == STATUS_LED_ON)
immr->STATUS_LED_DAT &= ~mask;
else
immr->STATUS_LED_DAT |= mask;
#else
if (state == STATUS_LED_ON)
immr->STATUS_LED_DAT |= mask;
else
immr->STATUS_LED_DAT &= ~mask;
#endif
#ifdef STATUS_LED_DIR
immr->STATUS_LED_DIR |= mask;
#endif
}
static inline void __led_toggle (led_id_t mask)
{
((immap_t *) CONFIG_SYS_IMMR)->STATUS_LED_DAT ^= mask;
}
static inline void __led_set (led_id_t mask, int state)
{
volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
#if (STATUS_LED_ACTIVE == 0)
if (state == STATUS_LED_ON)
immr->STATUS_LED_DAT &= ~mask;
else
immr->STATUS_LED_DAT |= mask;
#else
if (state == STATUS_LED_ON)
immr->STATUS_LED_DAT |= mask;
else
immr->STATUS_LED_DAT &= ~mask;
#endif
}
#endif
#endif /* __ASM_STATUS_LED_H__ */