From: Stefano Radaelli Date: Fri, 29 May 2026 13:48:50 +0000 (+0200) Subject: arm64: dts: imx91-var-som-symphony: fix RGB_SEL handling X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=4faac185cc5035b93b6637e0ce77891877f7192c;p=thirdparty%2Flinux.git arm64: dts: imx91-var-som-symphony: fix RGB_SEL handling RGB_SEL is a board-level signal driven by the PCAL6408 GPIO expander on the Symphony carrier board. The signal needs to be driven high on the i.MX91 variant to keep the board in the expected display configuration. Move the handling of this line from a fixed regulator tied to the PCAL6408 supply to a GPIO hog on the correct GPIO expander. Fixes: b3292129dcef ("arm64: dts: imx91-var-som: Add support for Variscite Symphony board") Signed-off-by: Stefano Radaelli Signed-off-by: Frank Li --- diff --git a/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts index ac9fed58357e..c1e6c9978275 100644 --- a/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx91-var-som-symphony.dts @@ -97,13 +97,6 @@ regulator-always-on; }; - reg_rgb_sel: regulator-rgb-enable { - compatible = "regulator-fixed"; - regulator-name = "RGBSEL"; - gpio = <&pca9534 7 GPIO_ACTIVE_HIGH>; - enable-active-high; - }; - reg_usdhc2_vmmc: regulator-usdhc2 { compatible = "regulator-fixed"; regulator-name = "VSD_3V3"; @@ -258,7 +251,6 @@ #interrupt-cells = <2>; interrupt-parent = <&gpio2>; interrupts = <4 IRQ_TYPE_EDGE_FALLING>; - vcc-supply = <®_rgb_sel>; wakeup-source; tpm-enable-hog { @@ -267,6 +259,14 @@ output-high; line-name = "tpm_en"; }; + + /* RGB_SEL */ + lvds-brg-enable-hog { + gpio-hog; + gpios = <7 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "lvds_brg_en"; + }; }; /* USB Type-C Controller */