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Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi')
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index fb67db4619ea..08fa00364b42 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -25,6 +25,13 @@
};
};
+ extcon_usb3: extcon-usb3 {
+ compatible = "linux,extcon-usb-gpio";
+ id-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb3_id>;
+ };
+
clkin_gmac: external-gmac-clock {
compatible = "fixed-clock";
clock-frequency = <125000000>;
@@ -422,9 +429,22 @@
<4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
+
+ usb3 {
+ usb3_id: usb3-id {
+ rockchip,pins =
+ <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
};
&sdhci {
+ /*
+ * Signal integrity isn't great at 200MHz but 100MHz has proven stable
+ * enough.
+ */
+ max-frequency = <100000000>;
+
bus-width = <8>;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;