[PATCH] arm64: dts: imx8mn-bsh-smm-s2/pro: add simple-framebuffer

From: Dario Binacchi
Date: Thu Oct 24 2024 - 06:28:18 EST


Add a simple-framebuffer node for U-Boot to further fill and activate.

Co-developed-by: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>

---

.../freescale/imx8mn-bsh-smm-s2-display.dtsi | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
index 7675583a6b67..3d670534a714 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-display.dtsi
@@ -4,6 +4,34 @@
*/

/ {
+ chosen {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ framebuffer-panel0 {
+ compatible = "simple-framebuffer";
+ clocks = <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>, /* lcdif */
+ <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+ <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
+ <&clk IMX8MN_VIDEO_PLL1>,
+ <&clk IMX8MN_CLK_DISP_AXI_ROOT>, /* pgc_dispmix */
+ <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+ <&clk IMX8MN_CLK_DISP_AXI>,
+ <&clk IMX8MN_CLK_DISP_APB>,
+ <&clk IMX8MN_SYS_PLL2_1000M>,
+ <&clk IMX8MN_SYS_PLL1_800M>,
+ <&clk IMX8MN_CLK_DSI_CORE>, /* mipi_disi */
+ <&clk IMX8MN_CLK_DSI_PHY_REF>;
+
+ power-domains = <&disp_blk_ctrl IMX8MN_DISPBLK_PD_LCDIF>,
+ <&disp_blk_ctrl IMX8MN_DISPBLK_PD_MIPI_DSI>;
+ dvdd-supply = <&reg_3v3_dvdd>;
+ avdd-supply = <&reg_v3v3_avdd>;
+ status = "disabled";
+ };
+ };
+
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm1 0 700000 0>; /* 700000 ns = 1337Hz */
--
2.43.0