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Tue, 08 Jun 2021 00:58:02 -0700 Received: from MTKMBS06N1.mediatek.inc (172.21.101.129) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 00:58:00 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 15:57:58 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 8 Jun 2021 15:57:51 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring , Felipe Balbi CC: Chunfeng Yun , Matthias Brugger , Thinh Nguyen , , , , , , Yuwen Ng , Eddie Hung Subject: [PATCH 02/23] dt-bindings: usb: mtu3: add optional property to disable usb2 ports Date: Tue, 8 Jun 2021 15:57:28 +0800 Message-ID: <1623139069-8173-3-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> References: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210608_005804_474576_842E81C5 X-CRM114-Status: GOOD ( 12.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support to disable specific usb2 host ports, it's useful when a usb2 port is disabled on some platforms, but enabled on others for the same SoC, another case is that the different package may support different number of ports. Signed-off-by: Chunfeng Yun --- Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml index 2cac7a87ce36..3e6f2750f48d 100644 --- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml +++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml @@ -166,6 +166,12 @@ properties: description: The mask to disable u3ports, bit0 for u3port0, bit1 for u3port1, ... etc + mediatek,u2p-dis-msk: + $ref: /schemas/types.yaml#/definitions/uint32 + description: The mask to disable u2ports, bit0 for u2port0, + bit1 for u2port1, ... etc; but can't disable u2port0 if dual role mode + is enabled, so will be skipped in this case. + # Required child node when support dual-role patternProperties: "^usb@[0-9a-f]+$":