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From: Andreas Kemnade <andreas@kemnade.info>
To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
	kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, j.neuschaefer@gmx.net,
	letux-kernel@openphoenux.org
Cc: Andreas Kemnade <andreas@kemnade.info>
Subject: [PATCH 4/4] ARM: dts: imx: e60k02: add second uart
Date: Wed, 13 Jan 2021 00:15:49 +0100	[thread overview]
Message-ID: <20210112231549.29957-6-andreas@kemnade.info> (raw)
In-Reply-To: <20210112231549.29957-1-andreas@kemnade.info>

There is another uart next to the console uart used by vendor uboot and
kernel, enable it and document its location.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 arch/arm/boot/dts/e60k02.dtsi              |  6 ++++++
 arch/arm/boot/dts/imx6sl-tolino-shine3.dts | 13 ++++++++++++-
 arch/arm/boot/dts/imx6sll-kobo-clarahd.dts | 13 ++++++++++++-
 3 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/e60k02.dtsi b/arch/arm/boot/dts/e60k02.dtsi
index 3af1ab4458ef..cfb239d5186a 100644
--- a/arch/arm/boot/dts/e60k02.dtsi
+++ b/arch/arm/boot/dts/e60k02.dtsi
@@ -278,6 +278,12 @@
 };
 
 &uart1 {
+	/* J4, through-hole */
+	status = "okay";
+};
+
+&uart4 {
+	/* TP198, next to J4, SMD pads */
 	status = "okay";
 };
 
diff --git a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
index 62d2ebda04ff..e3f1e8d79528 100644
--- a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
+++ b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
@@ -94,7 +94,6 @@
 			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
 			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
 			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
-			MX6SL_PAD_KEY_ROW6__GPIO4_IO05		0x79
 		>;
 	};
 
@@ -160,6 +159,13 @@
 		>;
 	};
 
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
+			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
+		>;
+	};
+
 	pinctrl_usbotg1: usbotg1grp {
 		fsl,pins = <
 			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
@@ -300,6 +306,11 @@
 	pinctrl-0 = <&pinctrl_uart1>;
 };
 
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+};
+
 &usdhc2 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
 	pinctrl-0 = <&pinctrl_usdhc2>;
diff --git a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
index 7214d1c98249..90b32f5eb529 100644
--- a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
+++ b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
@@ -104,7 +104,6 @@
 			MX6SLL_PAD_KEY_ROW7__GPIO4_IO07		0x79
 			MX6SLL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
 			MX6SLL_PAD_KEY_COL5__GPIO4_IO02		0x79
-			MX6SLL_PAD_KEY_ROW6__GPIO4_IO05		0x79
 		>;
 	};
 
@@ -170,6 +169,13 @@
 		>;
 	};
 
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SLL_PAD_KEY_ROW6__UART4_DCE_TX 0x1b0b1
+			MX6SLL_PAD_KEY_COL6__UART4_DCE_RX 0x1b0b1
+		>;
+	};
+
 	pinctrl_usbotg1: usbotg1grp {
 		fsl,pins = <
 			MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059
@@ -302,6 +308,11 @@
 	pinctrl-0 = <&pinctrl_uart1>;
 };
 
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+};
+
 &usdhc2 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
 	pinctrl-0 = <&pinctrl_usdhc2>;
-- 
2.20.1


WARNING: multiple messages have this Message-ID (diff)
From: Andreas Kemnade <andreas@kemnade.info>
To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
	kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, j.neuschaefer@gmx.net,
	letux-kernel@openphoenux.org
Cc: Andreas Kemnade <andreas@kemnade.info>
Subject: [PATCH 4/4] ARM: dts: imx: e60k02: add second uart
Date: Wed, 13 Jan 2021 00:15:49 +0100	[thread overview]
Message-ID: <20210112231549.29957-6-andreas@kemnade.info> (raw)
In-Reply-To: <20210112231549.29957-1-andreas@kemnade.info>

There is another uart next to the console uart used by vendor uboot and
kernel, enable it and document its location.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 arch/arm/boot/dts/e60k02.dtsi              |  6 ++++++
 arch/arm/boot/dts/imx6sl-tolino-shine3.dts | 13 ++++++++++++-
 arch/arm/boot/dts/imx6sll-kobo-clarahd.dts | 13 ++++++++++++-
 3 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/e60k02.dtsi b/arch/arm/boot/dts/e60k02.dtsi
index 3af1ab4458ef..cfb239d5186a 100644
--- a/arch/arm/boot/dts/e60k02.dtsi
+++ b/arch/arm/boot/dts/e60k02.dtsi
@@ -278,6 +278,12 @@
 };
 
 &uart1 {
+	/* J4, through-hole */
+	status = "okay";
+};
+
+&uart4 {
+	/* TP198, next to J4, SMD pads */
 	status = "okay";
 };
 
diff --git a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
index 62d2ebda04ff..e3f1e8d79528 100644
--- a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
+++ b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
@@ -94,7 +94,6 @@
 			MX6SL_PAD_KEY_ROW7__GPIO4_IO07		0x79
 			MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
 			MX6SL_PAD_KEY_COL5__GPIO4_IO02		0x79
-			MX6SL_PAD_KEY_ROW6__GPIO4_IO05		0x79
 		>;
 	};
 
@@ -160,6 +159,13 @@
 		>;
 	};
 
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
+			MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
+		>;
+	};
+
 	pinctrl_usbotg1: usbotg1grp {
 		fsl,pins = <
 			MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
@@ -300,6 +306,11 @@
 	pinctrl-0 = <&pinctrl_uart1>;
 };
 
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+};
+
 &usdhc2 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
 	pinctrl-0 = <&pinctrl_usdhc2>;
diff --git a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
index 7214d1c98249..90b32f5eb529 100644
--- a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
+++ b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
@@ -104,7 +104,6 @@
 			MX6SLL_PAD_KEY_ROW7__GPIO4_IO07		0x79
 			MX6SLL_PAD_ECSPI2_MOSI__GPIO4_IO13	0x79
 			MX6SLL_PAD_KEY_COL5__GPIO4_IO02		0x79
-			MX6SLL_PAD_KEY_ROW6__GPIO4_IO05		0x79
 		>;
 	};
 
@@ -170,6 +169,13 @@
 		>;
 	};
 
+	pinctrl_uart4: uart4grp {
+		fsl,pins = <
+			MX6SLL_PAD_KEY_ROW6__UART4_DCE_TX 0x1b0b1
+			MX6SLL_PAD_KEY_COL6__UART4_DCE_RX 0x1b0b1
+		>;
+	};
+
 	pinctrl_usbotg1: usbotg1grp {
 		fsl,pins = <
 			MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059
@@ -302,6 +308,11 @@
 	pinctrl-0 = <&pinctrl_uart1>;
 };
 
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart4>;
+};
+
 &usdhc2 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
 	pinctrl-0 = <&pinctrl_usdhc2>;
-- 
2.20.1


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  parent reply	other threads:[~2021-01-12 23:17 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-12 23:15 [PATCH 0/4] ARM: dts: imx: uart improvements for ebookreaders Andreas Kemnade
2021-01-12 23:15 ` Andreas Kemnade
2021-01-12 23:15 ` [PATCH 1/4] ARM: dts: imx6sl-tolino-shine2hd: correct console uart pinmux Andreas Kemnade
2021-01-12 23:15   ` Andreas Kemnade
2021-01-12 23:15 ` [PATCH 2/4] ARM: dts: imx6sl-tolino-shine2hd: add second uart Andreas Kemnade
2021-01-12 23:15   ` Andreas Kemnade
2021-01-12 23:15 ` [PATCH 3/4] ARM: dts: imx6sl-tolino-shine2hd: correct console uart pinmux Andreas Kemnade
2021-01-12 23:15   ` Andreas Kemnade
2021-01-13 12:39   ` [Letux-kernel] " H. Nikolaus Schaller
2021-01-13 12:39     ` H. Nikolaus Schaller
2021-01-13 13:28   ` Andreas Kemnade
2021-01-13 13:28     ` Andreas Kemnade
2021-01-12 23:15 ` [PATCH 3/4] ARM: dts: imx6sl-tolino-shine3: " Andreas Kemnade
2021-01-12 23:15   ` Andreas Kemnade
2021-01-13 12:40   ` [Letux-kernel] " H. Nikolaus Schaller
2021-01-13 12:40     ` H. Nikolaus Schaller
2021-01-12 23:15 ` Andreas Kemnade [this message]
2021-01-12 23:15   ` [PATCH 4/4] ARM: dts: imx: e60k02: add second uart Andreas Kemnade
2021-01-18  7:12 ` [PATCH 0/4] ARM: dts: imx: uart improvements for ebookreaders Shawn Guo
2021-01-18  7:12   ` Shawn Guo

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