diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/amd/common/block/gpio_banks/gpio.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/soc/amd/common/block/gpio_banks/gpio.c b/src/soc/amd/common/block/gpio_banks/gpio.c index 711b779e51..85f273646b 100644 --- a/src/soc/amd/common/block/gpio_banks/gpio.c +++ b/src/soc/amd/common/block/gpio_banks/gpio.c @@ -160,6 +160,12 @@ uint16_t gpio_acpi_pin(gpio_t gpio) return gpio; } +static void set_gpio_mux(gpio_t gpio, uint8_t function) +{ + iomux_write8(gpio, function & AMD_GPIO_MUX_MASK); + iomux_read8(gpio); /* Flush posted write */ +} + static void set_single_gpio(const struct soc_amd_gpio *g) { static const struct soc_amd_event *gev_tbl; @@ -168,8 +174,7 @@ static void set_single_gpio(const struct soc_amd_gpio *g) const bool can_set_smi_flags = !(CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK) && ENV_SEPARATE_VERSTAGE); - iomux_write8(g->gpio, g->function & AMD_GPIO_MUX_MASK); - iomux_read8(g->gpio); /* Flush posted write */ + set_gpio_mux(g->gpio, g->function); gpio_setbits32(g->gpio, PAD_CFG_MASK, g->control); /* Clear interrupt and wake status (write 1-to-clear bits) */ |