[PATCH v1 24/24] ARM: dts: imx7-colibri: add support for Toradex Iris carrier boards

From: Marcel Ziswiler
Date: Fri May 06 2022 - 11:58:51 EST


From: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx>

Add support for Toradex Iris, small form-factor Pico-ITX Colibri Arm
Computer Module family Carrier Board.

Additional details available at
https://www.toradex.com/products/carrier-board/iris-carrier-board

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx>

---

arch/arm/boot/dts/Makefile | 6 +
arch/arm/boot/dts/imx6dl-colibri-iris.dts | 9 +-
arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi | 112 ++++++++++++++++++
arch/arm/boot/dts/imx7-colibri-iris.dtsi | 108 +++++++++++++++++
.../boot/dts/imx7d-colibri-emmc-iris-v2.dts | 21 ++++
arch/arm/boot/dts/imx7d-colibri-emmc-iris.dts | 21 ++++
arch/arm/boot/dts/imx7d-colibri-iris-v2.dts | 83 +++++++++++++
arch/arm/boot/dts/imx7d-colibri-iris.dts | 56 +++++++++
arch/arm/boot/dts/imx7s-colibri-iris-v2.dts | 78 ++++++++++++
arch/arm/boot/dts/imx7s-colibri-iris.dts | 51 ++++++++
10 files changed, 540 insertions(+), 5 deletions(-)
create mode 100644 arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi
create mode 100644 arch/arm/boot/dts/imx7-colibri-iris.dtsi
create mode 100644 arch/arm/boot/dts/imx7d-colibri-emmc-iris-v2.dts
create mode 100644 arch/arm/boot/dts/imx7d-colibri-emmc-iris.dts
create mode 100644 arch/arm/boot/dts/imx7d-colibri-iris-v2.dts
create mode 100644 arch/arm/boot/dts/imx7d-colibri-iris.dts
create mode 100644 arch/arm/boot/dts/imx7s-colibri-iris-v2.dts
create mode 100644 arch/arm/boot/dts/imx7s-colibri-iris.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index b711d4423b42..5a9c805dbc84 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -726,8 +726,12 @@ dtb-$(CONFIG_SOC_IMX7D) += \
imx7d-cl-som-imx7.dtb \
imx7d-colibri-aster.dtb \
imx7d-colibri-emmc-aster.dtb \
+ imx7d-colibri-emmc-iris.dtb \
+ imx7d-colibri-emmc-iris-v2.dtb \
imx7d-colibri-emmc-eval-v3.dtb \
imx7d-colibri-eval-v3.dtb \
+ imx7d-colibri-iris.dtb \
+ imx7d-colibri-iris-v2.dtb \
imx7d-flex-concentrator.dtb \
imx7d-flex-concentrator-mfg.dtb \
imx7d-mba7.dtb \
@@ -747,6 +751,8 @@ dtb-$(CONFIG_SOC_IMX7D) += \
imx7d-zii-rpu2.dtb \
imx7s-colibri-aster.dtb \
imx7s-colibri-eval-v3.dtb \
+ imx7s-colibri-iris.dtb \
+ imx7s-colibri-iris-v2.dtb \
imx7s-mba7.dtb \
imx7s-warp.dtb
dtb-$(CONFIG_SOC_IMX7ULP) += \
diff --git a/arch/arm/boot/dts/imx6dl-colibri-iris.dts b/arch/arm/boot/dts/imx6dl-colibri-iris.dts
index cf77d894f6d7..6e048d696c77 100644
--- a/arch/arm/boot/dts/imx6dl-colibri-iris.dts
+++ b/arch/arm/boot/dts/imx6dl-colibri-iris.dts
@@ -40,11 +40,10 @@ &gpio2 {
pinctrl-0 = <&pinctrl_uart1_forceoff &pinctrl_uart23_forceoff>;

/*
- * uart-a-on-x13-enable turns the UART transceiver for UART_A on. If one
- * wants to turn the transceiver off, that property has to be deleted
- * and the gpio handled in userspace.
- * The same applies to uart-b-c-on-x14-enable where the UART_B and
- * UART_C transceiver is turned on.
+ * uart-a-on-x13-enable-hog turns the UART transceiver for UART_A on. If one wants to turn
+ * the transceiver off, that property has to be deleted and the gpio handled in userspace.
+ * The same applies to uart-b-c-on-x14-enable-hog where the UART_B and UART_C transceiver is
+ * turned on.
*/
uart-a-on-x13-enable-hog {
gpio-hog;
diff --git a/arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi b/arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi
new file mode 100644
index 000000000000..6e199613583c
--- /dev/null
+++ b/arch/arm/boot/dts/imx7-colibri-iris-v2.dtsi
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/ {
+ reg_3v3_vmmc: regulator-3v3-vmmc {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* SODIMM 100 */
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-name = "3v3_vmmc";
+ startup-delay-us = <100>;
+ };
+};
+
+/* Colibri AD0 to AD3 */
+&adc1 {
+ status = "okay";
+};
+
+/* Colibri SSP */
+&ecspi3 {
+ status = "okay";
+};
+
+/* Colibri Fast Ethernet */
+&fec1 {
+ status = "okay";
+};
+
+&gpio2 {
+ /*
+ * uart_b_c_on_x14_enable turns the UART transceiver for UART2 and 5 on. If one wants to
+ * turn the transceiver off, that property has to be deleted and the gpio handled in
+ * userspace.
+ * The same applies to uart_a_on_x13_enable where the UART_A transceiver is turned on.
+ */
+ uart-b-c-on-x14-enable-hog {
+ gpio-hog;
+ gpios = <27 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */
+ output-high;
+ };
+};
+
+&gpio5 {
+ uart-a-on-x13-enable-hog {
+ gpio-hog;
+ gpios = <17 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */
+ output-high;
+ };
+};
+
+/* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
+&i2c4 {
+ status = "okay";
+};
+
+/* Colibri PWM<A> */
+&pwm1 {
+ status = "okay";
+};
+
+/* Colibri PWM<B> */
+&pwm2 {
+ status = "okay";
+};
+
+/* Colibri PWM<C> */
+&pwm3 {
+ status = "okay";
+};
+
+/* Colibri PWM<D> */
+&pwm4 {
+ status = "okay";
+};
+
+/* M41T0M6 real time clock */
+&rtc {
+ status = "okay";
+};
+
+/* Colibri UART_A */
+&uart1 {
+ status = "okay";
+};
+
+/* Colibri UART_B */
+&uart2 {
+ status = "okay";
+};
+
+/* Colibri UART_C */
+&uart3 {
+ status = "okay";
+};
+
+/* Colibri USBC */
+&usbotg1 {
+ status = "okay";
+};
+
+/* Colibri MMC/SD, UHS-I capable uSD slot */
+&usdhc1 {
+ cap-power-off-card;
+ /delete-property/ keep-power-in-suspend;
+ /delete-property/ no-1-8-v;
+ vmmc-supply = <&reg_3v3_vmmc>;
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7-colibri-iris.dtsi b/arch/arm/boot/dts/imx7-colibri-iris.dtsi
new file mode 100644
index 000000000000..175c5d478d2e
--- /dev/null
+++ b/arch/arm/boot/dts/imx7-colibri-iris.dtsi
@@ -0,0 +1,108 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/* Colibri AD0 to AD3 */
+&adc1 {
+ status = "okay";
+};
+
+/*
+ * The Atmel maxtouch controller uses SODIMM 28/30, also used for PWM<B>, PWM<C>, aka pwm2, pwm3.
+ * So if you enable following capacitive touch controller, disable pwm2/pwm3 first.
+ */
+&atmel_mxt_ts {
+ interrupt-parent = <&gpio1>;
+ interrupts = <9 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 28 / INT */
+ pinctrl-0 = <&pinctrl_atmel_adapter>;
+ reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; /* SODIMM 30 / RST */
+};
+
+/* Colibri SSP */
+&ecspi3 {
+ status = "okay";
+};
+
+/* Colibri Fast Ethernet */
+&fec1 {
+ status = "okay";
+};
+
+&gpio2 {
+ /*
+ * uart25 turns the UART transceiver for UART2 and 5 on. If one wants to turn the
+ * transceiver off, that property has to be deleted and the gpio handled in userspace.
+ * The same applies to uart1_tx_on where the UART1 transceiver is turned on.
+ */
+ uart25-tx-on-hog {
+ gpio-hog;
+ gpios = <27 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */
+ output-high;
+ };
+};
+
+&gpio5 {
+ uart1-tx-on-hog {
+ gpio-hog;
+ gpios = <17 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */
+ output-high;
+ };
+};
+
+/* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
+&i2c4 {
+ status = "okay";
+};
+
+/* Colibri PWM<A> */
+&pwm1 {
+ status = "okay";
+};
+
+/* Colibri PWM<B> */
+&pwm2 {
+ /* The pwm2 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
+
+/* Colibri PWM<C> */
+&pwm3 {
+ /* The pwm3 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
+
+/* Colibri PWM<D> */
+&pwm4 {
+ status = "okay";
+};
+
+/* M41T0M6 real time clock */
+&rtc {
+ status = "okay";
+};
+
+/* Colibri UART_A */
+&uart1 {
+ status = "okay";
+};
+
+/* Colibri UART_B */
+&uart2 {
+ status = "okay";
+};
+
+/* Colibri UART_C */
+&uart3 {
+ status = "okay";
+};
+
+/* Colibri USBC */
+&usbotg1 {
+ status = "okay";
+};
+
+/* Colibri MMC/SD */
+&usdhc1 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7d-colibri-emmc-iris-v2.dts b/arch/arm/boot/dts/imx7d-colibri-emmc-iris-v2.dts
new file mode 100644
index 000000000000..7347659557f3
--- /dev/null
+++ b/arch/arm/boot/dts/imx7d-colibri-emmc-iris-v2.dts
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7d-colibri-emmc.dtsi"
+#include "imx7-colibri-iris-v2.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7D 1GB on Iris V2 Carrier Board";
+ compatible = "toradex,colibri-imx7d-emmc-iris-v2",
+ "toradex,colibri-imx7d-emmc",
+ "toradex,colibri-imx7d",
+ "fsl,imx7d";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7d-colibri-emmc-iris.dts b/arch/arm/boot/dts/imx7d-colibri-emmc-iris.dts
new file mode 100644
index 000000000000..5324c92e368d
--- /dev/null
+++ b/arch/arm/boot/dts/imx7d-colibri-emmc-iris.dts
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7d-colibri-emmc.dtsi"
+#include "imx7-colibri-iris.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7D 1GB on Iris Carrier Board";
+ compatible = "toradex,colibri-imx7d-emmc-iris",
+ "toradex,colibri-imx7d-emmc",
+ "toradex,colibri-imx7d",
+ "fsl,imx7d";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7d-colibri-iris-v2.dts b/arch/arm/boot/dts/imx7d-colibri-iris-v2.dts
new file mode 100644
index 000000000000..5762f51d5f0f
--- /dev/null
+++ b/arch/arm/boot/dts/imx7d-colibri-iris-v2.dts
@@ -0,0 +1,83 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7d-colibri.dtsi"
+#include "imx7-colibri-iris-v2.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7D on Iris V2 Carrier Board";
+ compatible = "toradex,colibri-imx7d-iris-v2",
+ "toradex,colibri-imx7d",
+ "fsl,imx7d";
+};
+
+&ad7879_ts {
+ status = "okay";
+};
+
+&atmel_mxt_ts {
+ status = "okay";
+};
+
+&backlight {
+ status = "okay";
+};
+
+&gpio2 {
+ /*
+ * This switches the LVDS transceiver to VESA color mapping mode.
+ */
+ lvds-color-map-hog {
+ gpio-hog;
+ gpios = <13 GPIO_ACTIVE_HIGH>; /* SODIMM 95 */
+ line-name = "LVDS_COLOR_MAP";
+ output-low;
+ };
+};
+
+&gpio7 {
+ /*
+ * This switches the LVDS transceiver to the 24-bit RGB mode.
+ */
+ lvds-rgb-mode-hog {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_HIGH>; /* SODIMM 63 */
+ line-name = "LVDS_RGB_MODE";
+ output-low;
+ };
+
+ /*
+ * This switches the LVDS transceiver to the single-channel
+ * output mode.
+ */
+ lvds-ch-mode-hog {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_HIGH>; /* SODIMM 55 */
+ line-name = "LVDS_CH_MODE";
+ output-high;
+ };
+
+ /* This turns the LVDS transceiver on */
+ lvds-power-on-hog {
+ gpio-hog;
+ gpios = <11 GPIO_ACTIVE_HIGH>; /* SODIMM 99 */
+ line-name = "LVDS_POWER_ON";
+ output-high;
+ };
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&panel_dpi {
+ status = "okay";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7d-colibri-iris.dts b/arch/arm/boot/dts/imx7d-colibri-iris.dts
new file mode 100644
index 000000000000..9c63cb9d9a64
--- /dev/null
+++ b/arch/arm/boot/dts/imx7d-colibri-iris.dts
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7d-colibri.dtsi"
+#include "imx7-colibri-iris.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7D on Iris Carrier Board";
+ compatible = "toradex,colibri-imx7d-iris",
+ "toradex,colibri-imx7d",
+ "fsl,imx7d";
+};
+
+&ad7879_ts {
+ status = "okay";
+};
+
+/*
+ * The Atmel maxtouch controller uses SODIMM 28/30, also used for PWM<B>, PWM<C>, aka pwm2, pwm3.
+ * So if you enable following capacitive touch controller, disable pwm2/pwm3 first.
+ */
+&atmel_mxt_ts {
+ status = "disabled";
+};
+
+&backlight {
+ status = "okay";
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&panel_dpi {
+ status = "okay";
+};
+
+/* Colibri PWM<B> */
+&pwm2 {
+ /* The pwm2 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
+
+/* Colibri PWM<C> */
+&pwm3 {
+ /* The pwm3 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7s-colibri-iris-v2.dts b/arch/arm/boot/dts/imx7s-colibri-iris-v2.dts
new file mode 100644
index 000000000000..72b5c17ab1ab
--- /dev/null
+++ b/arch/arm/boot/dts/imx7s-colibri-iris-v2.dts
@@ -0,0 +1,78 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7s-colibri.dtsi"
+#include "imx7-colibri-iris-v2.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7S on Iris V2 Carrier Board";
+ compatible = "toradex,colibri-imx7s-iris-v2",
+ "toradex,colibri-imx7s",
+ "fsl,imx7s";
+};
+
+&ad7879_ts {
+ status = "okay";
+};
+
+&atmel_mxt_ts {
+ status = "okay";
+};
+
+&backlight {
+ status = "okay";
+};
+
+&gpio2 {
+ /*
+ * This switches the LVDS transceiver to VESA color mapping mode.
+ */
+ lvds-color-map-hog {
+ gpio-hog;
+ gpios = <13 GPIO_ACTIVE_HIGH>; /* SODIMM 95 */
+ line-name = "LVDS_COLOR_MAP";
+ output-low;
+ };
+};
+
+&gpio7 {
+ /*
+ * This switches the LVDS transceiver to the 24-bit RGB mode.
+ */
+ lvds-rgb-mode-hog {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_HIGH>; /* SODIMM 63 */
+ line-name = "LVDS_RGB_MODE";
+ output-low;
+ };
+
+ /*
+ * This switches the LVDS transceiver to the single-channel
+ * output mode.
+ */
+ lvds-ch-mode-hog {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_HIGH>; /* SODIMM 55 */
+ line-name = "LVDS_CH_MODE";
+ output-high;
+ };
+
+ /* This turns the LVDS transceiver on */
+ lvds-power-on-hog {
+ gpio-hog;
+ gpios = <11 GPIO_ACTIVE_HIGH>; /* SODIMM 99 */
+ line-name = "LVDS_POWER_ON";
+ output-high;
+ };
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&panel_dpi {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx7s-colibri-iris.dts b/arch/arm/boot/dts/imx7s-colibri-iris.dts
new file mode 100644
index 000000000000..26ba72c17feb
--- /dev/null
+++ b/arch/arm/boot/dts/imx7s-colibri-iris.dts
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+#include "imx7s-colibri.dtsi"
+#include "imx7-colibri-iris.dtsi"
+
+/ {
+ model = "Toradex Colibri iMX7S on Iris Carrier Board";
+ compatible = "toradex,colibri-imx7s-iris",
+ "toradex,colibri-imx7s",
+ "fsl,imx7s";
+};
+
+&ad7879_ts {
+ status = "okay";
+};
+
+/*
+ * The Atmel maxtouch controller uses SODIMM 28/30, also used for PWM<B>, PWM<C>, aka pwm2, pwm3.
+ * So if you enable following capacitive touch controller, disable pwm2/pwm3 first.
+ */
+&atmel_mxt_ts {
+ status = "disabled";
+};
+
+&backlight {
+ status = "okay";
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&panel_dpi {
+ status = "okay";
+};
+
+/* Colibri PWM<B> */
+&pwm2 {
+ /* The pwm2 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
+
+/* Colibri PWM<C> */
+&pwm3 {
+ /* The pwm3 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
+ status = "okay";
+};
--
2.35.1