[PATCH v2 4/4] arm64: dts: mediatek: mt8195: enable usb remote wakeup

From: Chunfeng Yun
Date: Fri Jan 28 2022 - 01:29:26 EST


Enable USB remote wakeup of all four xHCI controllers

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
v2: based on new mt8195 base dts, no need add usb nodes

Note:

depend on the reviewing patch:

[v9,3/3] arm64: dts: Add mediatek SoC mt8195 and evaluation board
https://patchwork.kernel.org/patch/12711296

---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 240a21708806..444e5448c9b1 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -573,6 +573,8 @@
<&apmixedsys CLK_APMIXED_USB1PLL>,
<&infracfg_ao CLK_INFRA_AO_SSUSB_XHCI>;
clock-names = "sys_ck", "ref_ck", "mcu_ck", "xhci_ck";
+ mediatek,syscon-wakeup = <&pericfg 0x400 103>;
+ wakeup-source;
status = "disabled";
};

@@ -636,6 +638,8 @@
<&apmixedsys CLK_APMIXED_USB1PLL>,
<&pericfg_ao CLK_PERI_AO_SSUSB_1P_XHCI>;
clock-names = "sys_ck", "ref_ck", "mcu_ck","xhci_ck";
+ mediatek,syscon-wakeup = <&pericfg 0x400 104>;
+ wakeup-source;
status = "disabled";
};

@@ -655,6 +659,8 @@
<&topckgen CLK_TOP_SSUSB_P2_REF>,
<&pericfg_ao CLK_PERI_AO_SSUSB_2P_XHCI>;
clock-names = "sys_ck", "ref_ck", "xhci_ck";
+ mediatek,syscon-wakeup = <&pericfg 0x400 105>;
+ wakeup-source;
status = "disabled";
};

@@ -674,6 +680,8 @@
<&topckgen CLK_TOP_SSUSB_P3_REF>,
<&pericfg_ao CLK_PERI_AO_SSUSB_3P_XHCI>;
clock-names = "sys_ck", "ref_ck", "xhci_ck";
+ mediatek,syscon-wakeup = <&pericfg 0x400 106>;
+ wakeup-source;
/* This controller is connected with a BT device.
* Disable usb2 lpm to prevent konwn issues.
*/
--
2.18.0