Add PCIe pinctrl entries in stm32mp25-pinctrl.dtsi
init: forces GPIO to low while probing so CLKREQ is low for
phy_init
default: restore the AFMUX after controller probe
Add Analog pins of PCIe to perform power cycle
Signed-off-by: Christian Bruel <christian.bruel@xxxxxxxxxxx>
---
arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
index 5ac9e72478dd..04e1606df126 100644
--- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi
@@ -133,6 +133,26 @@ pins {
};
};
+ pcie_pins_a: pcie-0 {
+ pins {
+ pinmux = <STM32_PINMUX('J', 0, AF4)>;
+ bias-disable;
+ };
+ };
+
+ pcie_init_pins_a: pcie-init-0 {
+ pins {
+ pinmux = <STM32_PINMUX('J', 0, GPIO)>;
+ output-low;
+ };
+ };
+
+ pcie_sleep_pins_a: pcie-sleep-0 {
+ pins {
+ pinmux = <STM32_PINMUX('J', 0, ANALOG)>;
+ };
+ };
+
pwm3_pins_a: pwm3-0 {
pins {
pinmux = <STM32_PINMUX('B', 15, AF7)>; /* TIM3_CH2 */
--
2.34.1
