[PATCH v2 04/23] arm64: dts: colibri-imx8x: Add atmel pinctrl groups

Philippe Schenker
2023-03-14T10:25:28Z

Add pinctrl groups for enabling atmel touchscreen support.
Remove the pads out of pinctrl_hog0 as they now can be enabled more
specific using pinctrl_atmel_conn label.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
---

(no changes since v1)

.../boot/dts/freescale/imx8x-colibri.dtsi | 20 ++++++++++++++++---
1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi b/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
index 4e0d5762b76c..5019439a3a75 100644
--- a/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8x-colibri.dtsi
@@ -134,6 +134,22 @@ pinctrl_adc0: adc0grp {
<IMX8QXP_ADC_IN5_ADMA_ADC_IN5 0x60>; /* SODIMM 2 */
};

+ /* Atmel MXT touchsceen + Capacitive Touch Adapter */
+ /* NOTE: This pingroup conflicts with pingroups
+ * pinctrl_pwm_b/pinctrl_pwm_c. Don't enable them
+ * simultaneously.
+ */
+ pinctrl_atmel_adap: atmeladaptergrp {
+ fsl,pins = <IMX8QXP_UART1_RX_LSIO_GPIO0_IO22 0x21>, /* SODIMM 30 */
+ <IMX8QXP_UART1_TX_LSIO_GPIO0_IO21 0x4000021>; /* SODIMM 28 */
+ };
+
+ /* Atmel MXT touchsceen + boards with built-in Capacitive Touch Connector */
+ pinctrl_atmel_conn: atmelconnectorgrp {
+ fsl,pins = <IMX8QXP_QSPI0B_DATA2_LSIO_GPIO3_IO20 0x4000021>, /* SODIMM 107 */
+ <IMX8QXP_QSPI0B_SS1_B_LSIO_GPIO3_IO24 0x21>; /* SODIMM 106 */
+ };
+
pinctrl_can_int: canintgrp {
fsl,pins = <IMX8QXP_QSPI0A_DQS_LSIO_GPIO3_IO13 0x40>; /* SODIMM 73 */
};
@@ -218,7 +234,6 @@ pinctrl_hog0: hog0grp {
<IMX8QXP_SAI0_TXD_LSIO_GPIO0_IO25 0x20>, /* SODIMM 103 */
<IMX8QXP_CSI_D01_CI_PI_D03 0x61>, /* SODIMM 103 */
<IMX8QXP_QSPI0B_DATA1_LSIO_GPIO3_IO19 0x20>, /* SODIMM 105 */
- <IMX8QXP_QSPI0B_DATA2_LSIO_GPIO3_IO20 0x20>, /* SODIMM 107 */
<IMX8QXP_USB_SS3_TC2_LSIO_GPIO4_IO05 0x20>, /* SODIMM 127 */
<IMX8QXP_USB_SS3_TC3_LSIO_GPIO4_IO06 0x20>, /* SODIMM 131 */
<IMX8QXP_USB_SS3_TC1_LSIO_GPIO4_IO04 0x20>, /* SODIMM 133 */
@@ -226,8 +241,7 @@ pinctrl_hog0: hog0grp {
<IMX8QXP_QSPI0B_DATA3_LSIO_GPIO3_IO21 0x20>, /* SODIMM 98 */
<IMX8QXP_SAI1_RXFS_LSIO_GPIO0_IO31 0x20>, /* SODIMM 100 */
<IMX8QXP_QSPI0B_DQS_LSIO_GPIO3_IO22 0x20>, /* SODIMM 102 */
- <IMX8QXP_QSPI0B_SS0_B_LSIO_GPIO3_IO23 0x20>, /* SODIMM 104 */
- <IMX8QXP_QSPI0B_SS1_B_LSIO_GPIO3_IO24 0x20>; /* SODIMM 106 */
+ <IMX8QXP_QSPI0B_SS0_B_LSIO_GPIO3_IO23 0x20>; /* SODIMM 104 */
};

pinctrl_hog1: hog1grp {
--
2.39.2