diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/superio/ite/it8720f/it8720f.h | 4 | ||||
| -rw-r--r-- | src/superio/ite/it8720f/superio.c | 24 |
2 files changed, 21 insertions, 7 deletions
diff --git a/src/superio/ite/it8720f/it8720f.h b/src/superio/ite/it8720f/it8720f.h index f8b7efbc56..093e895821 100644 --- a/src/superio/ite/it8720f/it8720f.h +++ b/src/superio/ite/it8720f/it8720f.h @@ -30,4 +30,8 @@ #define IT8720F_GPIO 0x07 /* GPIO (including SPI flash interface) */ #define IT8720F_CIR 0x0a /* Consumer IR */ +/* Registers in LDNs */ +#define IT8720F_EC_PCR1 0xf2 +#define IT8720F_EC_PCR2 0xf4 + #endif /* SUPERIO_ITE_IT8720F_H */ diff --git a/src/superio/ite/it8720f/superio.c b/src/superio/ite/it8720f/superio.c index 142686e939..48bbfb2019 100644 --- a/src/superio/ite/it8720f/superio.c +++ b/src/superio/ite/it8720f/superio.c @@ -33,17 +33,27 @@ static void power_control_init(struct device *dev) { int power_on = MAINBOARD_POWER_OFF; - u8 addr, value; + u8 value; get_option(&power_on, "power_on_after_fail"); - if (power_on == MAINBOARD_POWER_OFF) - return; + pnp_enter_conf_mode(dev); pnp_set_logical_device(dev); - addr = power_on == MAINBOARD_POWER_KEEP ? 0xf2 : 0xf4; - value = pnp_read_config(dev, addr); - value |= BIT(5); - pnp_write_config(dev, addr, value); + + value = pnp_read_config(dev, IT8720F_EC_PCR1); + if (power_on == MAINBOARD_POWER_KEEP) + value |= (1 << 5); + else + value &= ~(1 << 5); + pnp_write_config(dev, IT8720F_EC_PCR1, value); + + value = pnp_read_config(dev, IT8720F_EC_PCR2); + if (power_on == MAINBOARD_POWER_ON) + value |= (1 << 5); + else + value &= ~(1 << 5); + pnp_write_config(dev, IT8720F_EC_PCR2, value); + pnp_exit_conf_mode(dev); } |