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arm64: dts: renesas: white-hawk-cpu-common: Enable PCIe Host ch0

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Enable PCIe Host controller channel 0 on R-Car V4H White Hawk boards.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20240822004454.1087582-3-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Yoshihiro Shimoda 2024-08-22 09:44:54 +09:00 committed by Geert Uytterhoeven
parent 9b3e59b707
commit 6ca537aa16
1 changed files with 18 additions and 0 deletions
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18
arch/arm64/boot/dts/renesas/white-hawk-cpu-common.dtsi
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@ -117,6 +117,12 @@
};
};
pcie_clk: clk-9fgv0841-pci {
compatible = "fixed-clock";
clock-frequency = <100000000>;
#clock-cells = <0>;
};
reg_1p2v: regulator-1p2v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.2V";
@ -288,6 +294,18 @@
status = "okay";
};
&pcie0_clkref {
compatible = "gpio-gate-clock";
clocks = <&pcie_clk>;
enable-gpios = <&gpio4 21 GPIO_ACTIVE_LOW>;
/delete-property/ clock-frequency;
};
&pciec0 {
reset-gpio = <&io_expander_a 0 GPIO_ACTIVE_LOW>;
status = "okay";
};
&pfc {
pinctrl-0 = <&scif_clk_pins>;
pinctrl-names = "default";