Thread (33 messages) 33 messages, 5 authors, 2020-03-13
STALE2329d

[Patch V5 17/21] arm64: tegra: Add xudc node for Tegra186

From: Nagarjuna Kristam <hidden>
Date: 2020-02-10 08:13:30
Also in: linux-tegra, linux-usb, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

Tegra186 has one XUSB device mode controller, which can be operated
HS and SS modes. Add DT entry for XUSB device mode controller.

Signed-off-by: Nagarjuna Kristam <redacted>
---
V2-V5:
 - No changes in this version
---
 arch/arm64/boot/dts/nvidia/tegra186.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index c905527..58100fb 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -572,6 +572,25 @@
 		nvidia,xusb-padctl = <&padctl>;
 	};
 
+	usb@3550000 {
+		compatible = "nvidia,tegra186-xudc";
+		reg = <0x0 0x03550000 0x0 0x8000>,
+		      <0x0 0x03558000 0x0 0x1000>;
+		reg-names = "base", "fpci";
+		interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&bpmp TEGRA186_CLK_XUSB_CORE_DEV>,
+			 <&bpmp TEGRA186_CLK_XUSB_SS>,
+			 <&bpmp TEGRA186_CLK_XUSB_CORE_SS>,
+			 <&bpmp TEGRA186_CLK_XUSB_FS>;
+		clock-names = "dev", "ss", "ss_src", "fs_src";
+		iommus = <&smmu TEGRA186_SID_XUSB_DEV>;
+		power-domains = <&bpmp TEGRA186_POWER_DOMAIN_XUSBB>,
+				<&bpmp TEGRA186_POWER_DOMAIN_XUSBA>;
+		power-domain-names = "dev", "ss";
+		nvidia,xusb-padctl = <&padctl>;
+		status = "disabled";
+	};
+
 	fuse@3820000 {
 		compatible = "nvidia,tegra186-efuse";
 		reg = <0x0 0x03820000 0x0 0x10000>;
-- 
2.7.4
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help