[PATCH v3 09/10] arm64: dts: st: Enable PCIe on the stm32mp257f-ev1 board
From: Christian Bruel <christian.bruel@foss.st.com>
Date: 2025-01-15 09:26:42
Also in:
linux-devicetree, linux-pci, lkml
Subsystem:
arm/stm32 architecture, the rest · Maintainers:
Maxime Coquelin, Alexandre Torgue, Linus Torvalds
Add PCIe RC and EP support on stm32mp257f-ev1 board, and enable RC mode by default. Signed-off-by: Christian Bruel <christian.bruel@foss.st.com> --- 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