ARM: dts: stm32: Add DAC pins used on stm32mp157c-ed1

Define pins that can be used by digital-to-analog converter on
stm32mp157c eval daughter board:
- PA4 and PA5 pins are available respectively on JP11 and JP10

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index eeb60d0e58a747b8aa6e30d039124ed54a1f6f8b..1e45b75e24bf5a1def5d36f6465d02066392d2f0 100644 (file)
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -183,6 +183,18 @@
                                };
                        };
 
+                       dac_ch1_pins_a: dac-ch1 {
+                               pins {
+                                       pinmux = <STM32_PINMUX('A', 4, ANALOG)>;
+                               };
+                       };
+
+                       dac_ch2_pins_a: dac-ch2 {
+                               pins {
+                                       pinmux = <STM32_PINMUX('A', 5, ANALOG)>;
+                               };
+                       };
+
                        dcmi_pins_a: dcmi-0 {
                                pins {
                                        pinmux = <STM32_PINMUX('H', 8,  AF13)>,/* DCMI_HSYNC */