diff options
Diffstat (limited to 'src/mainboard/google/beltino/variants/tricky/led.c')
| -rw-r--r-- | src/mainboard/google/beltino/variants/tricky/led.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/mainboard/google/beltino/variants/tricky/led.c b/src/mainboard/google/beltino/variants/tricky/led.c new file mode 100644 index 0000000000..72498a306e --- /dev/null +++ b/src/mainboard/google/beltino/variants/tricky/led.c @@ -0,0 +1,47 @@ +/* + * 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 <superio/ite/it8772f/it8772f.h> +#include "../../onboard.h" + +void set_power_led(int state) +{ + switch (state) { + case LED_ON: + case LED_OFF: + it8772f_gpio_led(IT8772F_GPIO_DEV, + 2 /* set */, + 0xF7 /* select */, + state /* polarity: state dependent */, + 0x00 /* 0=pulldown */, + 0x04 /* output */, + 0x04 /* 1=Simple IO function */, + SIO_GPIO_BLINK_GPIO22, + IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + case LED_BLINK: + it8772f_gpio_led(IT8772F_GPIO_DEV, + 2 /* set */, + 0xF7 /* select */, + 0x04 /* polarity */, + 0x04 /* 1=pullup */, + 0x04 /* output */, + 0x00, /* 0=Alternate function */ + SIO_GPIO_BLINK_GPIO22, + IT8772F_GPIO_BLINK_FREQUENCY_1_HZ); + break; + } +} |