ARM: dts: stm32: Add SAI2A pins B pinmux entry on stm32mp1

Add pinmux entry for SAI2A with alternative pin configuration.
This is useful in combination with sai2b_pins_b e.g. for codecs
like SGTL5000.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
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 f40f66a692a1921dee4a1c6cba1b159ab85d6353..2927a812bb26bb8878d586abfa5b426de0eaf1bd 100644 (file)
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -719,6 +719,26 @@
                };
        };
 
+
+       sai2a_pins_b: sai2a-2 {
+               pins1 {
+                       pinmux = <STM32_PINMUX('I', 6, AF10)>,  /* SAI2_SD_A */
+                                <STM32_PINMUX('I', 7, AF10)>,  /* SAI2_FS_A */
+                                <STM32_PINMUX('D', 13, AF10)>; /* SAI2_SCK_A */
+                       slew-rate = <0>;
+                       drive-push-pull;
+                       bias-disable;
+               };
+       };
+
+       sai2a_sleep_pins_b: sai2a-sleep-3 {
+               pins {
+                       pinmux = <STM32_PINMUX('I', 6, ANALOG)>,  /* SAI2_SD_A */
+                                <STM32_PINMUX('I', 7, ANALOG)>,  /* SAI2_FS_A */
+                                <STM32_PINMUX('D', 13, ANALOG)>; /* SAI2_SCK_A */
+               };
+       };
+
        sai2b_pins_a: sai2b-0 {
                pins1 {
                        pinmux = <STM32_PINMUX('E', 12, AF10)>, /* SAI2_SCK_B */