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Merge branch 'bugfix/ethernet_mdc_mdio_config' into 'master'

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Ethernet: set direction of SMI pins MDC and MDIO correctly

See merge request idf/esp-idf!1939
This commit is contained in:
Ivan Grokhotkov
2018-02-14 01:16:05 +08:00
parent ca3faa6186 cb3f09485d
commit 22ae5adb95
1 changed files with 4 additions and 0 deletions
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4
components/ethernet/eth_phy/phy_common.c
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@ -40,8 +40,12 @@ void phy_rmii_configure_data_interface_pins(void)
void phy_rmii_smi_configure_pins(uint8_t mdc_gpio, uint8_t mdio_gpio)
{
// setup SMI MDC pin
gpio_set_direction(mdc_gpio, GPIO_MODE_OUTPUT);
gpio_matrix_out(mdc_gpio, EMAC_MDC_O_IDX, 0, 0);
PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[mdc_gpio], PIN_FUNC_GPIO);
// setup SMI MDIO pin
gpio_set_direction(mdio_gpio, GPIO_MODE_INPUT_OUTPUT);
gpio_matrix_out(mdio_gpio, EMAC_MDO_O_IDX, 0, 0);
gpio_matrix_in(mdio_gpio, EMAC_MDI_I_IDX, 0);
PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[mdio_gpio], PIN_FUNC_GPIO);