From f8a1d7d136f734e8e20e414eaf8aff74e6e0d55c Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Thu, 4 Dec 2025 08:50:28 +0800 Subject: [PATCH] arm64: dts: rockchip: Add PCIe clkreq stuff for RK3588 EVB1 Add supports-clkreq and pinmux for PCIe ASPM L1 substates. Signed-off-by: Shawn Lin Acked-by: Manivannan Sadhasivam Reviewed-by: Hans Zhang Link: https://patch.msgid.link/1764809428-183623-1-git-send-email-shawn.lin@rock-chips.com Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts index ff1ba5ed56ef5..c9d284cb738b7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts @@ -522,6 +522,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pcie2_0_rst>, <&pcie2_0_wake>, <&pcie2_0_clkreq>, <&wifi_host_wake_irq>; reset-gpios = <&gpio4 RK_PA5 GPIO_ACTIVE_HIGH>; + supports-clkreq; vpcie3v3-supply = <&vcc3v3_wlan>; status = "okay"; @@ -545,7 +546,8 @@ &pcie2x1l1 { reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; - pinctrl-0 = <&pcie2_1_rst>, <&rtl8111_isolate>; + pinctrl-0 = <&pcie2_1_rst>, <&rtl8111_isolate>, <&pcie30x1m1_1_clkreqn>; + supports-clkreq; status = "okay"; }; @@ -555,7 +557,8 @@ &pcie3x4 { pinctrl-names = "default"; - pinctrl-0 = <&pcie3_reset>; + pinctrl-0 = <&pcie3_reset>, <&pcie30x4m1_clkreqn>; + supports-clkreq; reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc3v3_pcie30>; status = "okay"; -- 2.47.3