It also removes the ethernet pin configuration done during the board initialization.
Signed-off-by: Vikas Manocha vikas.manocha@st.com ---
Changed in v3: None Changed in v2: None
arch/arm/dts/stm32f746-disco.dts | 1 + arch/arm/dts/stm32f746.dtsi | 14 +++++++++++++ board/st/stm32f746-disco/stm32f746-disco.c | 32 ------------------------------ 3 files changed, 15 insertions(+), 32 deletions(-)
diff --git a/arch/arm/dts/stm32f746-disco.dts b/arch/arm/dts/stm32f746-disco.dts index 6734f23..3d6002f 100644 --- a/arch/arm/dts/stm32f746-disco.dts +++ b/arch/arm/dts/stm32f746-disco.dts @@ -78,6 +78,7 @@
&mac { status = "okay"; + pinctrl-0 = <ðernet_mii>; phy-mode = "rmii"; phy-handle = <&phy0>;
diff --git a/arch/arm/dts/stm32f746.dtsi b/arch/arm/dts/stm32f746.dtsi index 867f399..431e79c 100644 --- a/arch/arm/dts/stm32f746.dtsi +++ b/arch/arm/dts/stm32f746.dtsi @@ -117,6 +117,20 @@ bias-disable; }; }; + ethernet_mii: mii@0 { + pins { + pinmux = <STM32F746_PG13_FUNC_ETH_MII_TXD0_ETH_RMII_TXD0>, + <STM32F746_PG14_FUNC_ETH_MII_TXD1_ETH_RMII_TXD1>, + <STM32F746_PG11_FUNC_ETH_MII_TX_EN_ETH_RMII_TX_EN>, + <STM32F746_PA2_FUNC_ETH_MDIO>, + <STM32F746_PC1_FUNC_ETH_MDC>, + <STM32F746_PA1_FUNC_ETH_MII_RX_CLK_ETH_RMII_REF_CLK>, + <STM32F746_PA7_FUNC_ETH_MII_RX_DV_ETH_RMII_CRS_DV>, + <STM32F746_PC4_FUNC_ETH_MII_RXD0_ETH_RMII_RXD0>, + <STM32F746_PC5_FUNC_ETH_MII_RXD1_ETH_RMII_RXD1>; + slew-rate = <2>; + }; + }; }; }; }; diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c index 9ebc36b..8343f82 100644 --- a/board/st/stm32f746-disco/stm32f746-disco.c +++ b/board/st/stm32f746-disco/stm32f746-disco.c @@ -245,48 +245,16 @@ int uart_setup_gpio(void) }
#ifdef CONFIG_ETH_DESIGNWARE -const struct stm32_gpio_ctl gpio_ctl_eth = { - .mode = STM32_GPIO_MODE_AF, - .otype = STM32_GPIO_OTYPE_PP, - .speed = STM32_GPIO_SPEED_100M, - .pupd = STM32_GPIO_PUPD_NO, - .af = STM32_GPIO_AF11 -}; - -static const struct stm32_gpio_dsc eth_gpio[] = { - {STM32_GPIO_PORT_A, STM32_GPIO_PIN_1}, /* ETH_RMII_REF_CLK */ - {STM32_GPIO_PORT_A, STM32_GPIO_PIN_2}, /* ETH_MDIO */ - {STM32_GPIO_PORT_A, STM32_GPIO_PIN_7}, /* ETH_RMII_CRS_DV */ - - {STM32_GPIO_PORT_C, STM32_GPIO_PIN_1}, /* ETH_MDC */ - {STM32_GPIO_PORT_C, STM32_GPIO_PIN_4}, /* ETH_RMII_RXD0 */ - {STM32_GPIO_PORT_C, STM32_GPIO_PIN_5}, /* ETH_RMII_RXD1 */ - - {STM32_GPIO_PORT_G, STM32_GPIO_PIN_11}, /* ETH_RMII_TX_EN */ - {STM32_GPIO_PORT_G, STM32_GPIO_PIN_13}, /* ETH_RMII_TXD0 */ - {STM32_GPIO_PORT_G, STM32_GPIO_PIN_14}, /* ETH_RMII_TXD1 */ -};
static int stmmac_setup(void) { - int res = 0; - int i; - clock_setup(SYSCFG_CLOCK_CFG); - /* Set >RMII mode */ STM32_SYSCFG->pmc |= SYSCFG_PMC_MII_RMII_SEL;
clock_setup(GPIO_A_CLOCK_CFG); clock_setup(GPIO_C_CLOCK_CFG); clock_setup(GPIO_G_CLOCK_CFG); - - for (i = 0; i < ARRAY_SIZE(eth_gpio); i++) { - res = stm32_gpio_config(ð_gpio[i], &gpio_ctl_eth); - if (res) - return res; - } - clock_setup(STMMAC_CLOCK_CFG);
return 0;