linux-kernel - [PATCH] staging: mt7621-dts: add dt node for 2nd/3rd uart on mt7621

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Message-Id: <20200204090022.123261-1-gch981213@gmail.com>
Date:   Tue,  4 Feb 2020 16:59:31 +0800
From:   Chuanhong Guo <gch981213@...il.com>
To:     devel@...verdev.osuosl.org
Cc:     Chuanhong Guo <gch981213@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        NeilBrown <neil@...wn.name>, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: mt7621-dts: add dt node for 2nd/3rd uart on mt7621

There are 3 uarts on mt7621. This patch adds device tree node for
2nd and 2rd ones.

Signed-off-by: Chuanhong Guo <gch981213@...il.com>
---
 drivers/staging/mt7621-dts/mt7621.dtsi | 38 ++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/drivers/staging/mt7621-dts/mt7621.dtsi b/drivers/staging/mt7621-dts/mt7621.dtsi
index d89d68ffa7bc..cee23710d03b 100644
--- a/drivers/staging/mt7621-dts/mt7621.dtsi
+++ b/drivers/staging/mt7621-dts/mt7621.dtsi
@@ -166,6 +166,44 @@ uartlite: uartlite@c00 {
 			no-loopback-test;
 		};
 
+		uartlite2: uartlite@d00 {
+			compatible = "ns16550a";
+			reg = <0xd00 0x100>;
+
+			clock-frequency = <50000000>;
+
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			status = "disabled";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart2_pins>;
+		};
+
+		uartlite3: uartlite@e00 {
+			compatible = "ns16550a";
+			reg = <0xe00 0x100>;
+
+			clock-frequency = <50000000>;
+
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SHARED 28 IRQ_TYPE_LEVEL_HIGH>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			status = "disabled";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart3_pins>;
+		};
+
 		spi0: spi@b00 {
 			status = "disabled";
 
-- 
2.24.1