[PATCH V4 08/15] ARM: dts: imx6q-dhcom: Rework of the DHCOM GPIO pinctrls
From: Christoph Niedermaier <cniedermaier@dh-electronics.com>
Date: 2021-06-29 14:29:33
Subsystem:
the rest · Maintainer:
Linus Torvalds
Define each DHCOM GPIO as a separate pinctrl. So on board layer it is possible to easily add an used DHCOM GPIO by moving &pinctrl_dhcom_X from the gpio hog list to the appropriate driver pinctrl. Signed-off-by: Christoph Niedermaier <cniedermaier@dh-electronics.com> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Fabio Estevam <festevam@gmail.com> Cc: Marek Vasut <marex@denx.de> Cc: NXP Linux Team <redacted> Cc: kernel@dh-electronics.com To: linux-arm-kernel@lists.infradead.org --- V2: - Rebase on Shawn Guos branch for-next V3: - No changes V4: - No changes --- arch/arm/boot/dts/imx6q-dhcom-pdk2.dts | 105 ++++++++++++------------------- arch/arm/boot/dts/imx6q-dhcom-som.dtsi | 109 ++++++++++++++++++++++++++++++++- 2 files changed, 148 insertions(+), 66 deletions(-)
diff --git a/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts b/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts
index d1cdb7806b19..1f2404e64c93 100644
--- a/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts
+++ b/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts@@ -37,7 +37,7 @@ #size-cells = <0>; interface-pix-fmt = "rgb24"; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_ipu1_lcdif>; + pinctrl-0 = <&pinctrl_ipu1_lcdif &pinctrl_dhcom_g>; status = "okay"; port@0 {
@@ -60,13 +60,13 @@ gpio-keys { #size-cells = <0>; compatible = "gpio-keys"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_keys_pdk2>; button-0 { label = "TA1-GPIO-A"; linux,code = <KEY_A>; gpios = <&gpio1 2 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&pinctrl_dhcom_a>; + pinctrl-names = "default"; wakeup-source; };
@@ -74,6 +74,8 @@ label = "TA2-GPIO-B"; linux,code = <KEY_B>; gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&pinctrl_dhcom_b>; + pinctrl-names = "default"; wakeup-source; };
@@ -81,6 +83,8 @@ label = "TA3-GPIO-C"; linux,code = <KEY_C>; gpios = <&gpio1 5 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&pinctrl_dhcom_c>; + pinctrl-names = "default"; wakeup-source; };
@@ -88,14 +92,14 @@ label = "TA4-GPIO-D"; linux,code = <KEY_D>; gpios = <&gpio6 3 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&pinctrl_dhcom_d>; + pinctrl-names = "default"; wakeup-source; }; }; led { compatible = "gpio-leds"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_leds_pdk2>; /* * Disable led-5, because GPIO E is
@@ -106,6 +110,8 @@ function = LED_FUNCTION_INDICATOR; gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>; /* GPIO E */ default-state = "off"; + pinctrl-0 = <&pinctrl_dhcom_e>; + pinctrl-names = "default"; status = "disabled"; };
@@ -114,6 +120,8 @@ function = LED_FUNCTION_INDICATOR; gpios = <&gpio4 20 GPIO_ACTIVE_HIGH>; /* GPIO F */ default-state = "off"; + pinctrl-0 = <&pinctrl_dhcom_f>; + pinctrl-names = "default"; }; led-7 {
@@ -121,6 +129,8 @@ function = LED_FUNCTION_INDICATOR; gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>; /* GPIO H */ default-state = "off"; + pinctrl-0 = <&pinctrl_dhcom_h>; + pinctrl-names = "default"; }; led-8 {
@@ -128,6 +138,8 @@ function = LED_FUNCTION_INDICATOR; gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* GPIO I */ default-state = "off"; + pinctrl-0 = <&pinctrl_dhcom_i>; + pinctrl-names = "default"; }; };
@@ -229,7 +241,7 @@ touchscreen@38 { pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_touchscreen>; + pinctrl-0 = <&pinctrl_dhcom_e>; compatible = "edt,edt-ft5406"; reg = <0x38>; interrupt-parent = <&gpio4>;
@@ -239,34 +251,28 @@ &iomuxc { pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_hog_base &pinctrl_hog>; - - pinctrl_hog: hog-grp { - fsl,pins = < - MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x400120b0 - MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x400120b0 - MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x400120b0 - MX6QDL_PAD_CSI0_DAT17__GPIO6_IO03 0x400120b0 - MX6QDL_PAD_DI0_PIN4__GPIO4_IO20 0x400120b0 - MX6QDL_PAD_KEY_ROW0__GPIO4_IO07 0x120b0 - MX6QDL_PAD_KEY_COL1__GPIO4_IO08 0x400120b0 - MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x400120b0 - MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x400120b0 - MX6QDL_PAD_KEY_ROW1__GPIO4_IO09 0x400120b0 - MX6QDL_PAD_SD3_DAT5__GPIO7_IO00 0x400120b0 - MX6QDL_PAD_SD3_DAT4__GPIO7_IO01 0x400120b0 - MX6QDL_PAD_CSI0_VSYNC__GPIO5_IO21 0x400120b0 - MX6QDL_PAD_GPIO_18__GPIO7_IO13 0x400120b0 - MX6QDL_PAD_SD1_CMD__GPIO1_IO18 0x400120b0 - MX6QDL_PAD_SD1_DAT0__GPIO1_IO16 0x400120b0 - MX6QDL_PAD_SD1_DAT1__GPIO1_IO17 0x400120b0 - MX6QDL_PAD_SD1_DAT2__GPIO1_IO19 0x400120b0 - MX6QDL_PAD_SD1_CLK__GPIO1_IO20 0x400120b0 - MX6QDL_PAD_CSI0_PIXCLK__GPIO5_IO18 0x400120b0 - MX6QDL_PAD_CSI0_MCLK__GPIO5_IO19 0x400120b0 - MX6QDL_PAD_KEY_COL0__GPIO4_IO06 0x400120b0 + pinctrl-0 = < + /* + * The following DHCOM GPIOs are used on this board. + * Therefore, they have been removed from the list below. + * A: key TA1 + * B: key TA2 + * C: key TA3 + * D: key TA4 + * E: touchscreen + * F: led6 + * G: backlight enable + * H: led7 + * I: led8 + * J: PCIe reset + */ + &pinctrl_hog_base + &pinctrl_dhcom_k &pinctrl_dhcom_l + &pinctrl_dhcom_m &pinctrl_dhcom_n &pinctrl_dhcom_o + &pinctrl_dhcom_p &pinctrl_dhcom_q &pinctrl_dhcom_r + &pinctrl_dhcom_s &pinctrl_dhcom_t &pinctrl_dhcom_u + &pinctrl_dhcom_v &pinctrl_dhcom_w &pinctrl_dhcom_int >; - }; pinctrl_audmux_ext: audmux-ext-grp { fsl,pins = <
@@ -335,7 +341,6 @@ MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21 0x38 MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22 0x38 MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23 0x38 - MX6QDL_PAD_EIM_D27__GPIO3_IO27 0x120b0 >; };
@@ -344,36 +349,6 @@ MX6QDL_PAD_SD1_DAT3__PWM1_OUT 0x1b0b1 >; }; - - pinctrl_touchscreen: touchscreen-grp { - fsl,pins = < - MX6QDL_PAD_GPIO_19__GPIO4_IO05 0x1b0b1 - >; - }; - - pinctrl_pcie_reset: pcie-reset-grp { - fsl,pins = < - MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x120b0 - >; - }; - - pinctrl_keys_pdk2: keys-pdk2-grp { - fsl,pins = < - MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x120b0 /* TA1 */ - MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x120b0 /* TA2 */ - MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x120b0 /* TA3 */ - MX6QDL_PAD_CSI0_DAT17__GPIO6_IO03 0x120b0 /* TA4 */ - >; - }; - - pinctrl_leds_pdk2: leds-pdk2-grp { - fsl,pins = < - MX6QDL_PAD_DI0_PIN4__GPIO4_IO20 0x120b0 /* led6 */ - MX6QDL_PAD_KEY_ROW0__GPIO4_IO07 0x120b0 /* led7 */ - MX6QDL_PAD_KEY_COL1__GPIO4_IO08 0x120b0 /* led8 */ - >; - }; - }; &ipu1_di0_disp0 {
@@ -381,7 +356,7 @@ }; &pcie { - pinctrl-0 = <&pinctrl_pcie &pinctrl_pcie_reset>; + pinctrl-0 = <&pinctrl_pcie &pinctrl_dhcom_j>; reset-gpio = <&gpio6 14 GPIO_ACTIVE_LOW>; status = "okay"; };
diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
index 68ac29d28f4f..f089687e3d60 100644
--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi@@ -318,7 +318,17 @@ &iomuxc { pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_hog_base>; + pinctrl-0 = < + &pinctrl_hog_base + &pinctrl_dhcom_a &pinctrl_dhcom_b &pinctrl_dhcom_c + &pinctrl_dhcom_d &pinctrl_dhcom_e &pinctrl_dhcom_f + &pinctrl_dhcom_g &pinctrl_dhcom_h &pinctrl_dhcom_i + &pinctrl_dhcom_j &pinctrl_dhcom_k &pinctrl_dhcom_l + &pinctrl_dhcom_m &pinctrl_dhcom_n &pinctrl_dhcom_o + &pinctrl_dhcom_p &pinctrl_dhcom_q &pinctrl_dhcom_r + &pinctrl_dhcom_s &pinctrl_dhcom_t &pinctrl_dhcom_u + &pinctrl_dhcom_v &pinctrl_dhcom_w &pinctrl_dhcom_int + >; pinctrl_hog_base: hog-base-grp { fsl,pins = <
@@ -330,6 +340,103 @@ >; }; + /* DHCOM GPIOs */ + pinctrl_dhcom_a: dhcom-a-grp { + fsl,pins = <MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x400120b0>; + }; + + pinctrl_dhcom_b: dhcom-b-grp { + fsl,pins = <MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x400120b0>; + }; + + pinctrl_dhcom_c: dhcom-c-grp { + fsl,pins = <MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x400120b0>; + }; + + pinctrl_dhcom_d: dhcom-d-grp { + fsl,pins = <MX6QDL_PAD_CSI0_DAT17__GPIO6_IO03 0x400120b0>; + }; + + pinctrl_dhcom_e: dhcom-e-grp { + fsl,pins = <MX6QDL_PAD_GPIO_19__GPIO4_IO05 0x400120b0>; + }; + + pinctrl_dhcom_f: dhcom-f-grp { + fsl,pins = <MX6QDL_PAD_DI0_PIN4__GPIO4_IO20 0x400120b0>; + }; + + pinctrl_dhcom_g: dhcom-g-grp { + fsl,pins = <MX6QDL_PAD_EIM_D27__GPIO3_IO27 0x400120b0>; + }; + + pinctrl_dhcom_h: dhcom-h-grp { + fsl,pins = <MX6QDL_PAD_KEY_ROW0__GPIO4_IO07 0x400120b0>; + }; + + pinctrl_dhcom_i: dhcom-i-grp { + fsl,pins = <MX6QDL_PAD_KEY_COL1__GPIO4_IO08 0x400120b0>; + }; + + pinctrl_dhcom_j: dhcom-j-grp { + fsl,pins = <MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x400120b0>; + }; + + pinctrl_dhcom_k: dhcom-k-grp { + fsl,pins = <MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x400120b0>; + }; + + pinctrl_dhcom_l: dhcom-l-grp { + fsl,pins = <MX6QDL_PAD_KEY_ROW1__GPIO4_IO09 0x400120b0>; + }; + + pinctrl_dhcom_m: dhcom-m-grp { + fsl,pins = <MX6QDL_PAD_SD3_DAT5__GPIO7_IO00 0x400120b0>; + }; + + pinctrl_dhcom_n: dhcom-n-grp { + fsl,pins = <MX6QDL_PAD_SD3_DAT4__GPIO7_IO01 0x400120b0>; + }; + + pinctrl_dhcom_o: dhcom-o-grp { + fsl,pins = <MX6QDL_PAD_CSI0_VSYNC__GPIO5_IO21 0x400120b0>; + }; + + pinctrl_dhcom_p: dhcom-p-grp { + fsl,pins = <MX6QDL_PAD_GPIO_18__GPIO7_IO13 0x400120b0>; + }; + + pinctrl_dhcom_q: dhcom-q-grp { + fsl,pins = <MX6QDL_PAD_SD1_CMD__GPIO1_IO18 0x400120b0>; + }; + + pinctrl_dhcom_r: dhcom-r-grp { + fsl,pins = <MX6QDL_PAD_SD1_DAT0__GPIO1_IO16 0x400120b0>; + }; + + pinctrl_dhcom_s: dhcom-s-grp { + fsl,pins = <MX6QDL_PAD_SD1_DAT1__GPIO1_IO17 0x400120b0>; + }; + + pinctrl_dhcom_t: dhcom-t-grp { + fsl,pins = <MX6QDL_PAD_SD1_DAT2__GPIO1_IO19 0x400120b0>; + }; + + pinctrl_dhcom_u: dhcom-u-grp { + fsl,pins = <MX6QDL_PAD_SD1_CLK__GPIO1_IO20 0x400120b0>; + }; + + pinctrl_dhcom_v: dhcom-v-grp { + fsl,pins = <MX6QDL_PAD_CSI0_PIXCLK__GPIO5_IO18 0x400120b0>; + }; + + pinctrl_dhcom_w: dhcom-w-grp { + fsl,pins = <MX6QDL_PAD_CSI0_MCLK__GPIO5_IO19 0x400120b0>; + }; + + pinctrl_dhcom_int: dhcom-int-grp { + fsl,pins = <MX6QDL_PAD_KEY_COL0__GPIO4_IO06 0x400120b0>; + }; + pinctrl_ecspi1: ecspi1-grp { fsl,pins = < MX6QDL_PAD_EIM_D17__ECSPI1_MISO 0x100b1
--
2.11.0
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