linux-kernel - [PATCH v4 2/2] arm64: dts: mediatek: mt8195: enable usb remote wakeup

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Message-ID: <20220617072344.21461-2-chunfeng.yun@mediatek.com>
Date:   Fri, 17 Jun 2022 15:23:44 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Matthias Brugger <matthias.bgg@...il.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Macpaul Lin <macpaul.lin@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>
Subject: [PATCH v4 2/2] arm64: dts: mediatek: mt8195: enable usb remote wakeup

Enable USB remote wakeup of all four xHCI controller

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Tested-by: Macpaul Lin <macpaul.lin@...iatek.com>
Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
v4: add tested-by Macpaul

v3: add reviewed-by AngeloGioacchino;

NOTE:
  based on v5.18-next/dts64 of matthias.bgg's branch

v2: no changes, based on new version of mt8195.dtsi
---
 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 d5bc4cf5f4ac..3ad14e0e0956 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;
 			status = "disabled";
 		};
 
-- 
2.18.0