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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id w9-20020a05600018c900b002c5a1bd5280sm12434670wrq.95.2023.03.07.04.41.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Mar 2023 04:41:17 -0800 (PST) From: Alexandre Mergnat Date: Tue, 07 Mar 2023 13:41:08 +0100 Subject: [PATCH v4 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board MIME-Version: 1.0 Message-Id: <20221122-mt8365-i2c-support-v4-2-885ad3301d5a@baylibre.com> References: <20221122-mt8365-i2c-support-v4-0-885ad3301d5a@baylibre.com> In-Reply-To: <20221122-mt8365-i2c-support-v4-0-885ad3301d5a@baylibre.com> To: Rob Herring , Krzysztof Kozlowski , Qii Wang , Matthias Brugger Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, AngeloGioacchino Del Regno , devicetree@vger.kernel.org, Alexandre Mergnat , Fabien Parent , Rob Herring , linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org X-Mailer: b4 0.10.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1291; i=amergnat@baylibre.com; h=from:subject:message-id; bh=/2/cjSO2mF7U+slihZOD76PFWiM0Jv1Qz+ElLd/bOnw=; b=owEBbQKS/ZANAwAKAStGSZ1+MdRFAcsmYgBkBzDqcQGDX7mF+2FUnSGPLDJyNAnKOn4NaJfOwzgl MmtGUVSJAjMEAAEKAB0WIQQjG17X8+qqcA5g/osrRkmdfjHURQUCZAcw6gAKCRArRkmdfjHURYkYD/ 9KfGHtkTIXYn298xwf9hQ8ovbQgNJm4iLoD0gTwEbNJbtAQWcm+pf/kgA5UzVtT6LolXsRv6xkDDFg HtHgOj/0G6IQrF9O3BuUX7c1MW5ynG/CTjXxf/uYzlDG95t7NAQIxy7MzHKMlDur6zTNmVrks7GI5z s9EDsvMqQx1j+LBOv1Jj0Moq6vzCXrP4+LucyqXzSg7hMmXn7mRFalNAd+TJpN295ZFwwmL3Qg3EQs UnAuqUywmHwMWYxwRm9fFKutfibO2LvXfmQOs1Mgo+9NpQfuQxmtenzmqwqcvAyW0qhU/Ai8GFd5Wz w9/2JIXAN4K3kquecBWSkFZNGfux0VlX63Womo8TbX1mDWq3TNvNeH5g7mdqKdkccBF8XU2F7K/+5L 3s/7x3JaCafJg1A/ckS5I1+eeDleUiHGtk5ZNYYEWNTMJdi64+G3bhL6OeU1DZdCx/ACZJv+Qgn4ta HMdFJgqwFGG3qnM0TxbgjGoGFtYn1E1Y8DI1BNhHugJHGg/Em9usE2p/nZxShBJrRbM7VGxaMWb5Wh 2UsHNmnXEA8Qnu+FIL/w4Bi4o6PQw+AVgHrBxdDRscOaCeMd6axkQWAmFEsTSCiG7cMtwj+oAcSlI7 IYdbwUpMSrB7sIeFan52LlY4xfCjYz/+APqYAGG9BpSyF31DoOnVHpqvrHAg== X-Developer-Key: i=amergnat@baylibre.com; a=openpgp; fpr=231B5ED7F3EAAA700E60FE8B2B46499D7E31D445 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230307_044122_229428_8D19F7AB X-CRM114-Status: UNSURE ( 8.59 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Enable the I2C0 bus provides communication with: - The integrated RT9466 Switching Battery Charger. - The integrated MT6691 LP4X buck for VDDQ. - The integrated MT6691 LP4X buck for VDD2. - The pin header, to plug external I2C devices. Signed-off-by: Alexandre Mergnat --- arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts index 4683704ea235..bfaee9a4a38b 100644 --- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts +++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts @@ -87,6 +87,13 @@ optee_reserved: optee@43200000 { }; }; +&i2c0 { + clock-frequency = <100000>; + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + &pio { gpio_keys: gpio-keys-pins { pins { @@ -96,6 +103,16 @@ pins { }; }; + i2c0_pins: i2c0-pins { + pins { + bias-pull-up; + mediatek,drive-strength-adv = <0>; + mediatek,pull-up-adv = <3>; + pinmux = , + ; + }; + }; + uart0_pins: uart0-pins { pins { pinmux = ,