ARM: dts: stm32: Add pin map for ltdc & spi5 on stm32f429-disco board

This patch adds the pin configuration for ltdc and spi5 controller
on stm32f429-disco board.

Signed-off-by: dillon min <dillon.minfei@gmail.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts
index c27fa35..c58c35e 100644 (file)
--- a/arch/arm/boot/dts/stm32429i-eval.dts
+++ b/arch/arm/boot/dts/stm32429i-eval.dts
@@ -240,7 +240,7 @@
 
 &ltdc {
        status = "okay";
-       pinctrl-0 = <&ltdc_pins>;
+       pinctrl-0 = <&ltdc_pins_a>;
        pinctrl-names = "default";
 
        port {

diff --git a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
index 392fa14..373ec8d 100644 (file)
--- a/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f4-pinctrl.dtsi
@@ -282,7 +282,7 @@
                                };
                        };
 
-                       ltdc_pins: ltdc-0 {
+                       ltdc_pins_a: ltdc-0 {
                                pins {
                                        pinmux = <STM32_PINMUX('I', 12, AF14)>, /* LCD_HSYNC */
                                                 <STM32_PINMUX('I', 13, AF14)>, /* LCD_VSYNC */
@@ -316,6 +316,73 @@
                                };
                        };
 
+                       ltdc_pins_b: ltdc-1 {
+                               pins {
+                                       pinmux = <STM32_PINMUX('C', 6,  AF14)>,
+                                               /* LCD_HSYNC */
+                                                <STM32_PINMUX('A', 4,  AF14)>,
+                                                /* LCD_VSYNC */
+                                                <STM32_PINMUX('G', 7,  AF14)>,
+                                                /* LCD_CLK */
+                                                <STM32_PINMUX('C', 10, AF14)>,
+                                                /* LCD_R2 */
+                                                <STM32_PINMUX('B', 0,  AF9)>,
+                                                /* LCD_R3 */
+                                                <STM32_PINMUX('A', 11, AF14)>,
+                                                /* LCD_R4 */
+                                                <STM32_PINMUX('A', 12, AF14)>,
+                                                /* LCD_R5 */
+                                                <STM32_PINMUX('B', 1,  AF9)>,
+                                                /* LCD_R6*/
+                                                <STM32_PINMUX('G', 6,  AF14)>,
+                                                /* LCD_R7 */
+                                                <STM32_PINMUX('A', 6,  AF14)>,
+                                                /* LCD_G2 */
+                                                <STM32_PINMUX('G', 10, AF9)>,
+                                                /* LCD_G3 */
+                                                <STM32_PINMUX('B', 10, AF14)>,
+                                                /* LCD_G4 */
+                                                <STM32_PINMUX('D', 6,  AF14)>,
+                                                /* LCD_B2 */
+                                                <STM32_PINMUX('G', 11, AF14)>,
+                                                /* LCD_B3*/
+                                                <STM32_PINMUX('B', 11, AF14)>,
+                                                /* LCD_G5 */
+                                                <STM32_PINMUX('C', 7,  AF14)>,
+                                                /* LCD_G6 */
+                                                <STM32_PINMUX('D', 3,  AF14)>,
+                                                /* LCD_G7 */
+                                                <STM32_PINMUX('G', 12, AF9)>,
+                                                /* LCD_B4 */
+                                                <STM32_PINMUX('A', 3,  AF14)>,
+                                                /* LCD_B5 */
+                                                <STM32_PINMUX('B', 8,  AF14)>,
+                                                /* LCD_B6 */
+                                                <STM32_PINMUX('B', 9,  AF14)>,
+                                                /* LCD_B7 */
+                                                <STM32_PINMUX('F', 10, AF14)>;
+                                                /* LCD_DE */
+                                       slew-rate = <2>;
+                               };
+                       };
+
+                       spi5_pins: spi5-0 {
+                               pins1 {
+                                       pinmux = <STM32_PINMUX('F', 7, AF5)>,
+                                               /* SPI5_CLK */
+                                                <STM32_PINMUX('F', 9, AF5)>;
+                                               /* SPI5_MOSI */
+                                       bias-disable;
+                                       drive-push-pull;
+                                       slew-rate = <0>;
+                               };
+                               pins2 {
+                                       pinmux = <STM32_PINMUX('F', 8, AF5)>;
+                                               /* SPI5_MISO */
+                                       bias-disable;
+                               };
+                       };
+
                        dcmi_pins: dcmi-0 {
                                pins {
                                        pinmux = <STM32_PINMUX('A', 4, AF13)>, /* DCMI_HSYNC */