ARM: dts: stm32: Enable DCMI support on STM32F429 MCU

Enable DCMI camera interface on STM32F429 MCU.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 53f8351..9f2138c 100644 (file)
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -837,6 +837,29 @@
                                        slew-rate = <2>;
                                };
                        };
+
+                       dcmi_pins: dcmi@0 {
+                               pins {
+                                       pinmux = <STM32F429_PA4_FUNC_DCMI_HSYNC>,
+                                                <STM32F429_PB7_FUNC_DCMI_VSYNC>,
+                                                <STM32F429_PA6_FUNC_DCMI_PIXCLK>,
+                                                <STM32F429_PC6_FUNC_DCMI_D0>,
+                                                <STM32F429_PC7_FUNC_DCMI_D1>,
+                                                <STM32F429_PC8_FUNC_DCMI_D2>,
+                                                <STM32F429_PC9_FUNC_DCMI_D3>,
+                                                <STM32F429_PC11_FUNC_DCMI_D4>,
+                                                <STM32F429_PD3_FUNC_DCMI_D5>,
+                                                <STM32F429_PB8_FUNC_DCMI_D6>,
+                                                <STM32F429_PE6_FUNC_DCMI_D7>,
+                                                <STM32F429_PC10_FUNC_DCMI_D8>,
+                                                <STM32F429_PC12_FUNC_DCMI_D9>,
+                                                <STM32F429_PD6_FUNC_DCMI_D10>,
+                                                <STM32F429_PD2_FUNC_DCMI_D11>;
+                                       bias-disable;
+                                       drive-push-pull;
+                                       slew-rate = <3>;
+                               };
+                       };
                };
 
                rcc: rcc@40023810 {
@@ -915,6 +938,20 @@
                        status = "disabled";
                };
 
+               dcmi: dcmi@50050000 {
+                       compatible = "st,stm32-dcmi";
+                       reg = <0x50050000 0x400>;
+                       interrupts = <78>;
+                       resets = <&rcc STM32F4_AHB2_RESET(DCMI)>;
+                       clocks = <&rcc 0 STM32F4_AHB2_CLOCK(DCMI)>;
+                       clock-names = "mclk";
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&dcmi_pins>;
+                       dmas = <&dma2 1 1 0x414 0x3>;
+                       dma-names = "tx";
+                       status = "disabled";
+               };
+
                rng: rng@50060800 {
                        compatible = "st,stm32-rng";
                        reg = <0x50060800 0x400>;