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Diffstat (limited to 'src/mainboard/google/tidus/led.c')
| -rw-r--r-- | src/mainboard/google/tidus/led.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/mainboard/google/tidus/led.c b/src/mainboard/google/tidus/led.c new file mode 100644 index 0000000000..c0bf33278c --- /dev/null +++ b/src/mainboard/google/tidus/led.c @@ -0,0 +1,48 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <types.h> +#include <arch/io.h> +#include <superio/ite/it8772f/it8772f.h> +#include "onboard.h" + +void set_power_led(u8 led_pin_map, int state) +{ + switch (state) { + case LED_ON: + case LED_OFF: + it8772f_gpio_led(IT8772F_GPIO_DEV, + 1 /* set */, + 0x01 /* select */, + state /* polarity: non-inverting */, + 0x00 /* 0=pulldown */, + 0x01 /* output */, + 0x01 /* 1=Simple IO function */, + led_pin_map, + IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + case LED_BLINK: + it8772f_gpio_led(IT8772F_GPIO_DEV, + 1 /* set */, + 0x01 /* select */, + 0x01 /* polarity */, + 0x01 /* 1=pullup */, + 0x01 /* output */, + 0x00, /* 0=Alternate function */ + led_pin_map, + IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + } +} |