[PATCH v3 09/10] arm64: dts: st: Enable PCIe on the stm32mp257f-ev1 board

From: Christian Bruel
Date: Wed Jan 15 2025 - 04:30:00 EST


Add PCIe RC and EP support on stm32mp257f-ev1 board, and enable RC mode
by default.

Signed-off-by: Christian Bruel <christian.bruel@xxxxxxxxxxx>
---
arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
index 1b88485a62a1..f49daa362ebb 100644
--- a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
+++ b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts
@@ -225,6 +225,24 @@ scmi_vdd_sdcard: regulator@23 {
};
};

+&pcie_ep {
+ pinctrl-names = "default", "init";
+ pinctrl-0 = <&pcie_pins_a>;
+ pinctrl-1 = <&pcie_init_pins_a>;
+ reset-gpios = <&gpioj 8 GPIO_ACTIVE_LOW>;
+ status = "disabled";
+};
+
+&pcie_rc {
+ pinctrl-names = "default", "init", "sleep";
+ pinctrl-0 = <&pcie_pins_a>;
+ pinctrl-1 = <&pcie_init_pins_a>;
+ pinctrl-2 = <&pcie_sleep_pins_a>;
+ reset-gpios = <&gpioj 8 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&gpioh 5 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+ status = "okay";
+};
+
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a>;
--
2.34.1