[PATCH V2] ARM: dts: imx6qdl-dhcom: Move IPU iomux node from PDK2 to SoM file

Christoph Niedermaier cniedermaier at dh-electronics.com
Tue Aug 16 05:41:33 PDT 2022


The SoM itself provides the display interface, see [1] page 20.
Those pins have to be used as the RGB/DPI interface or not used
at all. So rather than duplicate the pinmux settings in every
carrier board DT, better move them into the SoM DTSI.

[1] https://wiki.dh-electronics.com/images/2/2e/DOC_DHCOM-Standard-Specification_R01_2016-11-17.pdf

Signed-off-by: Christoph Niedermaier <cniedermaier at dh-electronics.com>
---
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: Fabio Estevam <festevam at gmail.com>
Cc: Marek Vasut <marex at denx.de>
Cc: NXP Linux Team <linux-imx at nxp.com>
Cc: kernel at dh-electronics.com
To: linux-arm-kernel at lists.infradead.org
---
V2: - Improve commit message
---
 arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi | 33 -------------------------------
 arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi  | 33 +++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
index fe72650295a5..6248b126b557 100644
--- a/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
@@ -332,37 +332,4 @@
 			MX6QDL_PAD_GPIO_0__GPIO1_IO00		0xb1 /* Int */
 		>;
 	};
-
-	pinctrl_ipu1_lcdif: ipu1-lcdif-grp {
-		fsl,pins = <
-			MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK	0x38
-			MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02		0x38
-			MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03		0x38
-			MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15		0x38
-			MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00	0x38
-			MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01	0x38
-			MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02	0x38
-			MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03	0x38
-			MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04	0x38
-			MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05	0x38
-			MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06	0x38
-			MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07	0x38
-			MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08	0x38
-			MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09	0x38
-			MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10	0x38
-			MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11	0x38
-			MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12	0x38
-			MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13	0x38
-			MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14	0x38
-			MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15	0x38
-			MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16	0x38
-			MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17	0x38
-			MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18	0x38
-			MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19	0x38
-			MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20	0x38
-			MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21	0x38
-			MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22	0x38
-			MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23	0x38
-		>;
-	};
 };
diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
index 5befbe13d1a3..eaa87b333164 100644
--- a/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
@@ -667,6 +667,39 @@
 		>;
 	};
 
+	pinctrl_ipu1_lcdif: ipu1-lcdif-grp {
+		fsl,pins = <
+			MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK	0x38
+			MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02		0x38
+			MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03		0x38
+			MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15		0x38
+			MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00	0x38
+			MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01	0x38
+			MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02	0x38
+			MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03	0x38
+			MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04	0x38
+			MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05	0x38
+			MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06	0x38
+			MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07	0x38
+			MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08	0x38
+			MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09	0x38
+			MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10	0x38
+			MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11	0x38
+			MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12	0x38
+			MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13	0x38
+			MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14	0x38
+			MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15	0x38
+			MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16	0x38
+			MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17	0x38
+			MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18	0x38
+			MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19	0x38
+			MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20	0x38
+			MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21	0x38
+			MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22	0x38
+			MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23	0x38
+		>;
+	};
+
 	pinctrl_pcie: pcie-grp {
 		fsl,pins = <
 			MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20	0x1b0b1 /* Wake */
-- 
2.11.0




More information about the linux-arm-kernel mailing list