ARM: dts: stm32: Add alternate pinmux for SAI2 pins on stm32mp15

Add new mux option for SAI2 pins, this is used on AV96 board.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
index c3a7402..aeddcaa 100644 (file)
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -1028,6 +1028,25 @@
                };
        };
 
+       sai2a_pins_c: sai2a-4 {
+               pins {
+                       pinmux = <STM32_PINMUX('D', 13, AF10)>, /* SAI2_SCK_A */
+                                <STM32_PINMUX('D', 11, AF10)>, /* SAI2_SD_A */
+                                <STM32_PINMUX('D', 12, AF10)>; /* SAI2_FS_A */
+                       slew-rate = <0>;
+                       drive-push-pull;
+                       bias-disable;
+               };
+       };
+
+       sai2a_sleep_pins_c: sai2a-5 {
+               pins {
+                       pinmux = <STM32_PINMUX('D', 13, ANALOG)>, /* SAI2_SCK_A */
+                                <STM32_PINMUX('D', 11, ANALOG)>, /* SAI2_SD_A */
+                                <STM32_PINMUX('D', 12, ANALOG)>; /* SAI2_FS_A */
+               };
+       };
+
        sai2b_pins_a: sai2b-0 {
                pins1 {
                        pinmux = <STM32_PINMUX('E', 12, AF10)>, /* SAI2_SCK_B */
@@ -1065,6 +1084,19 @@
                };
        };
 
+       sai2b_pins_c: sai2a-4 {
+               pins1 {
+                       pinmux = <STM32_PINMUX('F', 11, AF10)>; /* SAI2_SD_B */
+                       bias-disable;
+               };
+       };
+
+       sai2b_sleep_pins_c: sai2a-sleep-5 {
+               pins {
+                       pinmux = <STM32_PINMUX('F', 11, ANALOG)>; /* SAI2_SD_B */
+               };
+       };
+
        sai4a_pins_a: sai4a-0 {
                pins {
                        pinmux = <STM32_PINMUX('B', 5, AF10)>; /* SAI4_SD_A */