linux-kernel - [PATCH v2 3/4] ARM: dts: aspeed-g5: Modify sgpio node for the enhanced sgpio driver.

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Date:   Thu, 27 May 2021 08:54:52 +0800
From:   Steven Lee <steven_lee@...eedtech.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/ASPEED MACHINE SUPPORT" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/ASPEED MACHINE SUPPORT" 
        <linux-aspeed@...ts.ozlabs.org>,
        open list <linux-kernel@...r.kernel.org>
CC:     <steven_lee@...eedtech.com>, <Hongweiz@....com>,
        <ryan_chen@...eedtech.com>, <billy_tsai@...eedtech.com>
Subject: [PATCH v2 3/4] ARM: dts: aspeed-g5: Modify sgpio node for the enhanced sgpio driver.

The enhanced sgpio driver has changed the compatible name to sgpiom
and reads the max number of sgpio pins that SoC supported from
max-ngpios in dts.

Signed-off-by: Steven Lee <steven_lee@...eedtech.com>
---
 arch/arm/boot/dts/aspeed-g5.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index d733c1f161c1..730cbd48eedb 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -345,13 +345,14 @@
 
 			sgpio: sgpio@...80200 {
 				#gpio-cells = <2>;
-				compatible = "aspeed,ast2500-sgpio";
+				compatible = "aspeed,ast2500-sgpiom";
 				gpio-controller;
 				interrupts = <40>;
 				reg = <0x1e780200 0x0100>;
 				clocks = <&syscon ASPEED_CLK_APB>;
 				interrupt-controller;
 				ngpios = <8>;
+				max-ngpios = <80>;
 				bus-frequency = <12000000>;
 				pinctrl-names = "default";
 				pinctrl-0 = <&pinctrl_sgpm_default>;
-- 
2.17.1