Re: [PATCH 4/4] arm64: dts: rockchip: add Haikou baseboard with RK3588-Q7 SoM

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Hi Heiko,

On 2/27/24 17:46, Heiko Stuebner wrote:
From: Heiko Stuebner <heiko.stuebner@xxxxxxxxx>

Haikou is a Qseven and μQseven baseboard featuring PCIe, USB3 and a
video connector for a MIPI-DSI/CSI adapter.
 > This dts is for usage with the RK3588-Q7 SoM Tiger.

Signed-off-by: Heiko Stuebner <heiko.stuebner@xxxxxxxxx>
---
  arch/arm64/boot/dts/rockchip/Makefile         |   1 +
  .../boot/dts/rockchip/rk3588-tiger-haikou.dts | 266 ++++++++++++++++++
  2 files changed, 267 insertions(+)
  create mode 100644 arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index a7b30e11beaf4..a44a9e15c9f62 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -110,6 +110,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-nanopc-t6.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-orangepi-5-plus.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-quartzpro64.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-rock-5b.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-tiger-haikou.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-turing-rk1.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-coolpi-4b.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-indiedroid-nova.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts b/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts
new file mode 100644
index 0000000000000..c9340923dcb98
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts

[...]

I just realized we have one regulator missing here:

"""
        vcc5v0_otg: vcc5v0-otg-regulator {
                compatible = "regulator-fixed";
                enable-active-high;
                gpio = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
                pinctrl-names = "default";
                pinctrl-0 = <&otg_vbus_drv>;
                regulator-name = "vcc5v0_otg";
                regulator-always-on;
        };

&pinctrl {
        usb {
                otg_vbus_drv: otg-vbus-drv {
                        rockchip,pins =
                          <1 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
                };
        };
};
"""

This regulator is part of the U11 IC on Haikou and the signal to enable it is Q7_USB_OTG_PEN. I guess we can add this once we have SW support in the kernel for the USB PHY/controller, so not a blocker.

+	vcc5v0_usb: vcc5v0-usb-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0_usb";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&dc_12v>;
+	};

[...]

+&i2c5 {
+	status = "okay";
+	clock-frequency = <400000>;

I think we're supposed to have status = "okay" as last property before the children nodes.

Reviewed-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxxxxx>

Thanks,
Quentin




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