ARM: DT: stm32f7: add qspi pin contol node

It also removes the qspi pin configuration done during the
board initialization.

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>

diff --git a/arch/arm/dts/stm32f746-disco.dts b/arch/arm/dts/stm32f746-disco.dts
index 3d6002f..07e0ca7 100644 (file)
--- a/arch/arm/dts/stm32f746-disco.dts
+++ b/arch/arm/dts/stm32f746-disco.dts
@@ -93,6 +93,7 @@
 };
 
 &qspi {
+       pinctrl-0 = <&qspi_pins>;
        status = "okay";
 
        qflash0: n25q128a {

diff --git a/arch/arm/dts/stm32f746.dtsi b/arch/arm/dts/stm32f746.dtsi
index 431e79c..b2b0b5f 100644 (file)
--- a/arch/arm/dts/stm32f746.dtsi
+++ b/arch/arm/dts/stm32f746.dtsi
@@ -131,6 +131,17 @@
                                        slew-rate = <2>;
                                };
                        };
+                       qspi_pins: qspi@0{
+                               pins {
+                                       pinmux = <STM32F746_PB2_FUNC_QUADSPI_CLK>,
+                                                <STM32F746_PB6_FUNC_QUADSPI_BK1_NCS>,
+                                                <STM32F746_PD11_FUNC_QUADSPI_BK1_IO0>,
+                                                <STM32F746_PD12_FUNC_QUADSPI_BK1_IO1>,
+                                                <STM32F746_PD13_FUNC_QUADSPI_BK1_IO3>,
+                                                <STM32F746_PE2_FUNC_QUADSPI_BK1_IO2>;
+                                       slew-rate = <2>;
+                               };
+                       };
                };
        };
 };

diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c
index 8343f82..fdad8d1 100644 (file)
--- a/board/st/stm32f746-disco/stm32f746-disco.c
+++ b/board/st/stm32f746-disco/stm32f746-disco.c
@@ -262,55 +262,12 @@ static int stmmac_setup(void)
 #endif
 
 #ifdef CONFIG_STM32_QSPI
-const struct stm32_gpio_ctl gpio_ctl_qspi_9 = {
-       .mode = STM32_GPIO_MODE_AF,
-       .otype = STM32_GPIO_OTYPE_PP,
-       .speed = STM32_GPIO_SPEED_100M,
-       .pupd = STM32_GPIO_PUPD_NO,
-       .af = STM32_GPIO_AF9
-};
-
-const struct stm32_gpio_ctl gpio_ctl_qspi_10 = {
-       .mode = STM32_GPIO_MODE_AF,
-       .otype = STM32_GPIO_OTYPE_PP,
-       .speed = STM32_GPIO_SPEED_100M,
-       .pupd = STM32_GPIO_PUPD_NO,
-       .af = STM32_GPIO_AF10
-};
-
-static const struct stm32_gpio_dsc qspi_af9_gpio[] = {
-       {STM32_GPIO_PORT_B, STM32_GPIO_PIN_2},  /* QUADSPI_CLK */
-       {STM32_GPIO_PORT_D, STM32_GPIO_PIN_11}, /* QUADSPI_BK1_IO0 */
-       {STM32_GPIO_PORT_D, STM32_GPIO_PIN_12}, /* QUADSPI_BK1_IO1 */
-       {STM32_GPIO_PORT_D, STM32_GPIO_PIN_13}, /* QUADSPI_BK1_IO3 */
-       {STM32_GPIO_PORT_E, STM32_GPIO_PIN_2},  /* QUADSPI_BK1_IO2 */
-};
-
-static const struct stm32_gpio_dsc qspi_af10_gpio[] = {
-       {STM32_GPIO_PORT_B, STM32_GPIO_PIN_6},  /* QUADSPI_BK1_NCS */
-};
 
 static int qspi_setup(void)
 {
-       int res = 0;
-       int i;
-
        clock_setup(GPIO_B_CLOCK_CFG);
        clock_setup(GPIO_D_CLOCK_CFG);
        clock_setup(GPIO_E_CLOCK_CFG);
-
-       for (i = 0; i < ARRAY_SIZE(qspi_af9_gpio); i++) {
-               res = stm32_gpio_config(&qspi_af9_gpio[i], &gpio_ctl_qspi_9);
-               if (res)
-                       return res;
-       }
-
-       for (i = 0; i < ARRAY_SIZE(qspi_af10_gpio); i++) {
-               res = stm32_gpio_config(&qspi_af10_gpio[i], &gpio_ctl_qspi_10);
-               if (res)
-                       return res;
-       }
-
        return 0;
 }
 #endif