From: Frank Li <Frank.Li@nxp.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND
FLATTENED DEVICE TREE BINDINGS),
imx@lists.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM
ARCHITECTURE),
linux-arm-kernel@lists.infradead.org (moderated
list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 1/1] dts: arm64: imx8dxl-evk: add lpuart1 and cm40 uart
Date: Wed, 28 Feb 2024 16:33:43 -0500 [thread overview]
Message-ID: <20240228213343.631846-1-Frank.Li@nxp.com> (raw)
Add lpuart1 and cm40 uart.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index 2123d431e0613..3c3dc44e2957b 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -16,6 +16,8 @@ aliases {
mmc0 = &usdhc1;
mmc1 = &usdhc2;
serial0 = &lpuart0;
+ serial1 = &lpuart1;
+ serial6 = &cm40_lpuart;
};
chosen {
@@ -51,6 +53,24 @@ linux,cma {
};
};
+ modem_reset: modem-reset {
+ compatible = "gpio-reset";
+ reset-gpios = <&pca6416_2 0 GPIO_ACTIVE_LOW>;
+ reset-delay-us = <2000>;
+ reset-post-delay-ms = <40>;
+ #reset-cells = <0>;
+ };
+
+ m2_uart1_sel: fixedregulator-101 {
+ compatible = "regulator-fixed";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "m2_uart1_sel";
+ gpio = <&pca6416_1 6 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
mux3_en: regulator-0 {
compatible = "regulator-fixed";
regulator-min-microvolt = <3300000>;
@@ -354,6 +374,27 @@ &flexcan3 {
status = "okay";
};
+&lpuart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpuart1>;
+ resets = <&modem_reset>;
+ status = "okay";
+
+ bluetooth {
+ compatible = "nxp,88w8987-bt";
+ };
+};
+
+&cm40_intmux {
+ status = "disabled";
+};
+
+&cm40_lpuart {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_cm40_lpuart>;
+ status = "disabled";
+};
+
&lsio_gpio4 {
status = "okay";
};
@@ -595,6 +636,15 @@ IMX8DXL_UART0_TX_ADMA_UART0_TX 0x06000020
>;
};
+ pinctrl_lpuart1: lpuart1grp {
+ fsl,pins = <
+ IMX8DXL_UART1_TX_ADMA_UART1_TX 0x06000020
+ IMX8DXL_UART1_RX_ADMA_UART1_RX 0x06000020
+ IMX8DXL_UART1_RTS_B_ADMA_UART1_RTS_B 0x06000020
+ IMX8DXL_UART1_CTS_B_ADMA_UART1_CTS_B 0x06000020
+ >;
+ };
+
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
IMX8DXL_EMMC0_CLK_CONN_EMMC0_CLK 0x06000041
--
2.34.1
next reply other threads:[~2024-02-28 21:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-28 21:33 Frank Li [this message]
2024-02-28 21:35 ` Frank Li
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