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Thu, 20 Feb 2025 07:51:51 -0800 (PST) From: Nick Chan Date: Thu, 20 Feb 2025 23:51:05 +0800 Subject: [PATCH 3/5] arm64: dts: apple: s800-0-3: Add backlight nodes MIME-Version: 1.0 Message-Id: <20250220-dwi-dt-v1-3-d742431c7373@gmail.com> References: <20250220-dwi-dt-v1-0-d742431c7373@gmail.com> In-Reply-To: <20250220-dwi-dt-v1-0-d742431c7373@gmail.com> To: Janne Grunau , Sven Peter , Alyssa Rosenzweig , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Nick Chan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1515; i=towinchenmi@gmail.com; h=from:subject:message-id; bh=3G32KGPWtAlTMVeEh2nFd9QMJAqTbBI6LKbnc/7mszk=; b=owEBbQKS/ZANAwAIAQHKCLemxQgkAcsmYgBnt0+MWpFjd2LtOQnV2+6ipFIwn+Yq7wK3q4mHQ R1LMKFNUimJAjMEAAEIAB0WIQRLUnh4XJes95w8aIMBygi3psUIJAUCZ7dPjAAKCRABygi3psUI JOwlD/4+8SZyMCcMdoRA2KEvrrknMp5BdQaSl2xwUDTU+HVS+8Hns8oLhlQOjUvl4gyBvOSdfWB qVTyQNueZqUv/HzqwrGwIPBX3ZoZnLrfThWw+10dvcpOMo/IY6WUKJ6hHBk3s/I9PUw3ocwtk1a HPNNY15H3Ehbyo6MkofcTpZoF91EBuKlAamaf3xWvjbF1R78FlEoKtUk2PCrCQg9l2dcqRK7tkM 9o+jPSajtTBnz8qTVkLRcVL4yokZiUo7+gE7ND8VISWjTm2J6BtJt4zmXpYmuks2LvF00HK7suB J+V4UVLQ2ahH45c6PJIRNyigGZ2FOZYlHXr7zyUBaSCGzxjTM/d/bHmfR9qj5UucOtH/6JnwkiQ 9vxh1CSlhmZo8Rq8wuBamag1y79d2pQzEYVTouVVHFKNIg9hBccqariCHNw4l1PD070KqUpTe7V UWh6WU2MxLD7/iykt0jAMDVp3lXqwt9MymDzaIQaGDadO3E8HRfuhtBgSd0H5OU6yPHz8w9bxG/ dWERsWXLVlkag1wMW4rC+gawidOeMd5j7HKbj9x4XeRZQWNjozaWF46IrS2Ui2yx3bhS2hTMrBb tO5jlnzHlBsiyZjCMUxX/3roFuN21IpFHLQasbkySU1mPoWv0BdtcWpflPl0i4zt9HqJRJI343j A6kuPPm7s12/DRQ== X-Developer-Key: i=towinchenmi@gmail.com; a=openpgp; fpr=4B5278785C97ACF79C3C688301CA08B7A6C50824 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_075152_810778_0406B978 X-CRM114-Status: GOOD ( 10.60 ) 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 DWI backlight controller nodes for Apple A9 SoC, and enable it for: - iPhone 6 - iPhone 6s - iPhone SE - iPad 5 Signed-off-by: Nick Chan --- arch/arm64/boot/dts/apple/s800-0-3-common.dtsi | 4 ++++ arch/arm64/boot/dts/apple/s800-0-3.dtsi | 7 +++++++ 2 files changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/apple/s800-0-3-common.dtsi b/arch/arm64/boot/dts/apple/s800-0-3-common.dtsi index 4276bd890e81b16f19b04e1716a55f32f9a371d9..cb42c5f2c1b6caed4ae04ca0b6173e23bbda47f0 100644 --- a/arch/arm64/boot/dts/apple/s800-0-3-common.dtsi +++ b/arch/arm64/boot/dts/apple/s800-0-3-common.dtsi @@ -43,6 +43,10 @@ reserved-memory { }; }; +&dwi_bl { + status = "okay"; +}; + &serial0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/apple/s800-0-3.dtsi b/arch/arm64/boot/dts/apple/s800-0-3.dtsi index 2aec49f0da6467519aeb2561d00b14f46fe216fb..c0e9ae45627c8150bc0ddcdc1e6ab65d52fa7219 100644 --- a/arch/arm64/boot/dts/apple/s800-0-3.dtsi +++ b/arch/arm64/boot/dts/apple/s800-0-3.dtsi @@ -91,6 +91,13 @@ aic: interrupt-controller@20e100000 { power-domains = <&ps_aic>; }; + dwi_bl: backlight@20e200080 { + compatible = "apple,s8000-dwi-bl", "apple,dwi-bl"; + reg = <0x2 0x0e200080 0x0 0x8>; + power-domains = <&ps_dwi>; + status = "disabled"; + }; + pinctrl_ap: pinctrl@20f100000 { compatible = "apple,s8000-pinctrl", "apple,pinctrl"; reg = <0x2 0x0f100000 0x0 0x100000>;