linux-kernel - [PATCH v3] gpio: mpc8xxx: Add new platforms GPIO DT node description

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Message-Id: <20190807021254.49092-1-hui.song_1@nxp.com>
Date:   Wed,  7 Aug 2019 10:12:54 +0800
From:   Hui Song <hui.song_1@....com>
To:     Shawn Guo <shawnguo@...nel.org>, Li Yang <leoyang.li@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        Song Hui <hui.song_1@....com>
Subject: [PATCH v3] gpio: mpc8xxx: Add new platforms GPIO DT node description

From: Song Hui <hui.song_1@....com>

Update the NXP GPIO node dt-binding file for QorIQ and
Layerscape platforms, and add one more example with
ls1028a GPIO node.

Signed-off-by: Song Hui <hui.song_1@....com>
---
 Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt b/Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt
index 69d4616..baf95d9 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt
@@ -4,7 +4,7 @@ Required properties:
 - compatible : Should be "fsl,<soc>-gpio"
   The following <soc>s are known to be supported:
 	mpc5121, mpc5125, mpc8349, mpc8572, mpc8610, pq3, qoriq,
-	ls1021a, ls1043a, ls2080a.
+	ls1021a, ls1043a, ls2080a, ls1028a.
 - reg : Address and length of the register set for the device
 - interrupts : Should be the port interrupt shared by all 32 pins.
 - #gpio-cells : Should be two.  The first cell is the pin number and
@@ -37,3 +37,17 @@ gpio0: gpio@...0000 {
 	interrupt-controller;
 	#interrupt-cells = <2>;
 };
+
+
+Example of gpio-controller node for a ls1028a SoC:
+
+gpio1: gpio@...0000 {
+	compatible = "fsl,ls1028a-gpio","fsl,qoriq-gpio";
+	reg = <0x0 0x2300000 0x0 0x10000>;
+	interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
+	gpio-controller;
+	#gpio-cells = <2>;
+	interrupt-controller;
+	#interrupt-cells = <2>;
+	little-endian;
+};
-- 
2.9.5