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From:   Tim Harvey <tharvey@gateworks.com>
To:     Rob Herring <robh+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>,
        NXP Linux Team <linux-imx@nxp.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org
Cc:     Tim Harvey <tharvey@gateworks.com>
Subject: [PATCH] imx8m{m,n}-venice-*: add missing uart-has-rtscts property to UARTs
Date:   Tue,  5 Apr 2022 13:02:23 -0700
Message-Id: <20220405200223.18384-1-tharvey@gateworks.com>
Precedence: bulk

Add the missing 'uart-has-rtscts' property to UART's that have hardware
flow control capability.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
---
 arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx.dtsi | 1 +
 arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts  | 3 +++
 arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts  | 3 +++
 arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts  | 1 +
 4 files changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx.dtsi
index 426483ec1f88..7a5d45e80982 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx.dtsi
@@ -221,6 +221,7 @@
 	pinctrl-0 = <&pinctrl_uart3>, <&pinctrl_bten>;
 	cts-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
 	rts-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 
 	bluetooth {
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
index ee78c189c556..a23801deb4cd 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts
@@ -716,6 +716,7 @@
 	dtr-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
 	dsr-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
 	dcd-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 };
 
@@ -731,6 +732,7 @@
 	pinctrl-0 = <&pinctrl_uart3>;
 	cts-gpios = <&gpio4 10 GPIO_ACTIVE_LOW>;
 	rts-gpios = <&gpio4 9 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 };
 
@@ -739,6 +741,7 @@
 	pinctrl-0 = <&pinctrl_uart4>;
 	cts-gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
 	rts-gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 };
 
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
index 49e15a671b67..6aa0eb463647 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts
@@ -644,6 +644,7 @@
 	pinctrl-0 = <&pinctrl_uart1>;
 	rts-gpios = <&gpio4 10 GPIO_ACTIVE_LOW>;
 	cts-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 };
 
@@ -660,6 +661,7 @@
 	pinctrl-0 = <&pinctrl_uart3>, <&pinctrl_uart3_gpio>;
 	rts-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
 	cts-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 
 	bluetooth {
@@ -677,6 +679,7 @@
 	dtr-gpios = <&gpio4 3 GPIO_ACTIVE_LOW>;
 	dsr-gpios = <&gpio4 4 GPIO_ACTIVE_LOW>;
 	dcd-gpios = <&gpio4 6 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 };
 
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
index 3c0e63d2e82d..2c1f591335ad 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts
@@ -625,6 +625,7 @@
 	pinctrl-0 = <&pinctrl_uart3>, <&pinctrl_uart3_gpio>;
 	rts-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
 	cts-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
+	uart-has-rtscts;
 	status = "okay";
 
 	bluetooth {
-- 
2.17.1