This patch add missing PCIe gpio pin (#PCIE_PWR) for vcc3v3_pcie power regulator node also add missing reset pinctrl (#PCIE_PERST_L) for PCIe node.
Signed-off-by: Anand Moon <linux.am...@gmail.com> --- using schematics: thanks for suggested by Manivannan [1] https://dl.vamrs.com/products/rock960/docs/hw/rock960_sch_v12_20180314.pdf Changes from prevoius patch: [2] https://patchwork.kernel.org/patch/10968695/ Fix the suject and commit message and corrected the PWR and PERST configuration as per shematics and dts nodes. --- arch/arm64/boot/dts/rockchip/rk3399-ficus.dts | 7 +++++++ arch/arm64/boot/dts/rockchip/rk3399-rock960.dts | 7 +++++++ arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi | 3 +-- 3 files changed, 15 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-ficus.dts b/arch/arm64/boot/dts/rockchip/rk3399-ficus.dts index 6b059bd7a04f..94e2a59bc1c7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-ficus.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-ficus.dts @@ -89,6 +89,8 @@ &pcie0 { ep-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_clkreqn_cpm &pcie_perst_l>; }; &pinctrl { @@ -104,6 +106,11 @@ rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; }; + + pcie_perst_l: pcie-perst-l { + rockchip,pins = + <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; + }; }; usb2 { diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dts index 12285c51cceb..665fe09c7c74 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dts @@ -64,6 +64,8 @@ &pcie0 { ep-gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pcie_clkreqn_cpm &pcie_perst_l>; }; &pinctrl { @@ -104,6 +106,11 @@ rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; }; + + pcie_perst_l: pcie-perst-l { + rockchip,pins = + <2 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; + }; }; usb2 { diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi index c7d48d41e184..3df0cd67b4b2 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi @@ -55,6 +55,7 @@ vcc3v3_pcie: vcc3v3-pcie-regulator { compatible = "regulator-fixed"; + gpio = <&gpio2 RK_PA5 GPIO_ACTIVE_HIGH>; enable-active-high; pinctrl-names = "default"; pinctrl-0 = <&pcie_drv>; @@ -382,8 +383,6 @@ &pcie0 { num-lanes = <4>; - pinctrl-names = "default"; - pinctrl-0 = <&pcie_clkreqn_cpm>; vpcie3v3-supply = <&vcc3v3_pcie>; status = "okay"; }; -- 2.21.0
