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Sun, 06 Jun 2021 23:54:48 -0700 (PDT) From: Neil Armstrong To: khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com Cc: linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, tobetter@gmail.com, Neil Armstrong Subject: [PATCH v2 5/7] arm64: dts: meson-sm1-odroid-hc4: add regulators controlled by GPIOH_8 Date: Mon, 7 Jun 2021 08:54:33 +0200 Message-Id: <20210607065435.577334-6-narmstrong@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210607065435.577334-1-narmstrong@baylibre.com> References: <20210607065435.577334-1-narmstrong@baylibre.com> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1624; h=from:subject; bh=zKRtjcLOeeX9+hCk3h3mjBgv0kuOByy0JZuBpPeUfWw=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBgvcJAstNBuRgJ0A9ZYSycpVFUfXMLurRV3WRjfftU hls1Cl6JAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCYL3CQAAKCRB33NvayMhJ0XfED/ 0ZA8MpWzNMpc1FTJJIORx9/fYkKAEUluxky5sfkNSsN/okqoQCyKj4ry5ZtZb5D91sP+lsClwUAYnL +/7GqJB2zHEmalLi/Gq96WcA6UKPHe9dbEdTBS/VoPnvGpYzvHeTd+X0tCJbSmBsgkGcKZW7AeJeYn hPZXsth5Wruxj04BoIkL38t8nOdtgYFsWhx8iNW+6YzaltCekCE4CniYEpj0ED+sZ3pPCRbBOm6FTt /dWBwH99B+X2FpVmmASmzK6HyKbREG1uSW3/XriIYI/776zzVDGblr4X0OAaaQCZ2myW/iGebl+1v8 Qzj0Ym1QvLCttFlTjEIru7eSwMDKDQj2xH0K5qFD1Drm/gAPAJmlvqfa4q6GGQH50STdm/GX77ZB24 4tERlcA59RowQB3NQW7Q9rM8pG+DOIWtGxp9niTlJXKZBmZH3nIyBFD2cmCJyuwtxjIWm5w7dIjBLz Y5QASl7nO3+W2uzkjStR9lVyj2MlY6bzJ22RgchQmIf6HaKfcfeNyn7ppe3f55eY3k2tnpEWJbPp5x gIC2MxpwDgnDvWQprbpcjW6/uBAbvV3Qjcus8NamdKw8eVKCHgcCtIW3UlxFGQEyzPPmzc1kt9FPTW xgvPw3mH4bpZnFixUW8KeHbkGQlWBts581Qx6K6uTwnesT1+Fzh6/kfD+qzw== X-Developer-Key: i=narmstrong@baylibre.com; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210606_235550_848818_8E6098A3 X-CRM114-Status: GOOD ( 11.45 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org As described in the HC4 schematics, GPIOH_8 controls the USB 5V and 12V regulators used to power the SATA drives. And is set as Open Drain since this GPIO doesn't support Push-Pull. Signed-off-by: Neil Armstrong Acked-by: Martin Blumenstingl --- .../boot/dts/amlogic/meson-sm1-odroid-hc4.dts | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts index 0a34b658f994..fdad6b994c88 100644 --- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts @@ -44,6 +44,32 @@ led-red { }; }; + /* Powers the SATA Disk 0 regulator, which is enabled when a disk load is detected */ + p12v_0: regulator-p12v_0 { + compatible = "regulator-fixed"; + regulator-name = "P12V_0"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + vin-supply = <&main_12v>; + + gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; + enable-active-high; + regulator-always-on; + }; + + /* Powers the SATA Disk 1 regulator, which is enabled when a disk load is detected */ + p12v_1: regulator-p12v_1 { + compatible = "regulator-fixed"; + regulator-name = "P12V_1"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + vin-supply = <&main_12v>; + + gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; + enable-active-high; + regulator-always-on; + }; + sound { model = "ODROID-HC4"; }; -- 2.25.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic