/* * U-boot - status leds * * Copyright (c) 2005-2009 Analog Devices Inc. * * Licensed under the GPL-2 or later. */ #include <common.h> #include <config.h> #include <command.h> #include <status_led.h> static void set_led_f(int pf, int state) { switch (state) { case STATUS_LED_OFF: bfin_write_PORTFIO_CLEAR(pf); break; case STATUS_LED_BLINKING: bfin_write_PORTFIO_TOGGLE(pf); break; case STATUS_LED_ON: bfin_write_PORTFIO_SET(pf); break; } } static void set_led_g(int pf, int state) { switch (state) { case STATUS_LED_OFF: bfin_write_PORTGIO_CLEAR(pf); break; case STATUS_LED_BLINKING: bfin_write_PORTGIO_TOGGLE(pf); break; case STATUS_LED_ON: bfin_write_PORTGIO_SET(pf); break; } } static void set_leds(led_id_t mask, int state) { if (mask & 0x1) set_led_f(PF8, state); if (mask & 0x2) set_led_g(PG11, state); if (mask & 0x4) set_led_g(PG12, state); } void __led_init(led_id_t mask, int state) { bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~(PF8)); bfin_write_PORTG_FER(bfin_read_PORTG_FER() & ~(PG11 | PG12)); bfin_write_PORTFIO_INEN(bfin_read_PORTFIO_INEN() & ~(PF8)); bfin_write_PORTGIO_INEN(bfin_read_PORTGIO_INEN() & ~(PG11 | PG12)); bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() | (PF8)); bfin_write_PORTGIO_DIR(bfin_read_PORTGIO_DIR() | (PG11 | PG12)); } void __led_set(led_id_t mask, int state) { set_leds(mask, state); } void __led_toggle(led_id_t mask) { set_leds(mask, STATUS_LED_BLINKING); }