From mboxrd@z Thu Jan 1 00:00:00 1970 From: qii wang Subject: [PATCH v3 5/6] dt-bindings: i2c: Add Mediatek MT8183 i2c binding Date: Mon, 21 Jan 2019 15:59:33 +0800 Message-ID: <1548057574-8061-6-git-send-email-qii.wang@mediatek.com> References: <1548057574-8061-1-git-send-email-qii.wang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1548057574-8061-1-git-send-email-qii.wang@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: wsa@the-dreams.de Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, leilk.liu@mediatek.com, qii.wang@mediatek.com, ryder.lee@mediatek.com, xinping.qian@mediatek.com, liguo.zhang@mediatek.com List-Id: devicetree@vger.kernel.org Add MT8183 i2c binding to binding file. Compare to 2712 i2c controller, MT8183 has different registers, offsets, clock, and share i3c controller. Signed-off-by: qii wang Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt index ee4c324..0d29a5b 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt @@ -12,14 +12,15 @@ Required properties: "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for MediaTek MT7623 "mediatek,mt7629-i2c", "mediatek,mt2712-i2c": for MediaTek MT7629 "mediatek,mt8173-i2c": for MediaTek MT8173 + "mediatek,mt8183-i2c": for MediaTek MT8183 - reg: physical base address of the controller and dma base, length of memory mapped region. - interrupts: interrupt number to the cpu. - clock-div: the fixed value for frequency divider of clock source in i2c module. Each IC may be different. - clocks: clock name from clock manager - - clock-names: Must include "main" and "dma", if enable have-pmic need include - "pmic" extra. + - clock-names: Must include "main" and "dma", "arb" is optional, if enable + have-pmic need include "pmic" extra. Optional properties: - clock-frequency: Frequency in Hz of the bus when transfer, the default value @@ -27,6 +28,7 @@ Optional properties: - mediatek,have-pmic: platform can control i2c form special pmic side. Only mt6589 and mt8135 support this feature. - mediatek,use-push-pull: IO config use push-pull mode. + - mediatek,share-i3c: i3c controller can share i2c function. Example: -- 1.7.9.5