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From: Hongwei Zhang <hongweiz@ami•com>
To: Andrew Jeffery <andrew@aj•id.au>,
	Linus Walleij <linus.walleij@linaro•org>,
	<linux-gpio@vger•kernel.org>, Joel Stanley <joel@jms•id.au>
Cc: Mark Rutland <mark.rutland@arm•com>,
	devicetree@vger•kernel.org, Arnd Bergmann <arnd@arndb•de>,
	linux-aspeed@lists•ozlabs.org,
	Ard Biesheuvel <ard.biesheuvel@linaro•org>,
	Masahiro Yamada <yamada.masahiro@socionext•com>,
	linux-kernel@vger•kernel.org,
	Russell King <linux@armlinux•org.uk>,
	Mike Rapoport <rppt@linux•ibm.com>,
	Bartosz Golaszewski <bgolaszewski@baylibre•com>,
	Rob Herring <robh+dt@kernel•org>,
	Benjamin Gaignard <benjamin.gaignard@linaro•org>,
	Mauro Carvalho Chehab <mchehab+samsung@kernel•org>,
	Doug Anderson <armlinux@m•disordat.com>,
	Andrew Morton <akpm@linux-foundation•org>,
	Hongwei Zhang <hongweiz@ami•com>,
	linux-arm-kernel@lists•infradead.org
Subject: [v2, 1/2] gpio: dts: aspeed: Add SGPIO driver
Date: Wed, 25 Sep 2019 15:22:16 -0400	[thread overview]
Message-ID: <1569439337-10482-2-git-send-email-hongweiz@ami.com> (raw)
In-Reply-To: <1569439337-10482-1-git-send-email-hongweiz@ami.com>

Add SGPIO driver support for Aspeed AST2500 SoC.

Signed-off-by: Hongwei Zhang <hongweiz@ami•com>
---
 arch/arm/Kconfig                 |  2 ++
 arch/arm/boot/dts/aspeed-g5.dtsi | 16 +++++++++++++++-

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2436021..c9f08ab 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1460,6 +1460,8 @@ config ARCH_NR_GPIO
 	default 416 if ARCH_SUNXI
 	default 392 if ARCH_U8500
 	default 352 if ARCH_VT8500
+	default 312 if MACH_ASPEED_G5
+	default 304 if MACH_ASPEED_G4
 	default 288 if ARCH_ROCKCHIP
 	default 264 if MACH_H4700
 	default 0
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 00f05bd..85da7ea 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -311,7 +311,7 @@
 				#gpio-cells = <2>;
 				gpio-controller;
 				compatible = "aspeed,ast2500-gpio";
-				reg = <0x1e780000 0x1000>;
+				reg = <0x1e780000 0x200>;
 				interrupts = <20>;
 				gpio-ranges = <&pinctrl 0 0 232>;
 				clocks = <&syscon ASPEED_CLK_APB>;
@@ -319,6 +319,20 @@
 				#interrupt-cells = <2>;
 			};
 
+			sgpio: sgpio@1e780200 {
+				#gpio-cells = <2>;
+				compatible = "aspeed,ast2500-sgpio";
+				gpio-controller;
+				interrupts = <40>;
+				reg = <0x1e780200 0x0100>;
+				clocks = <&syscon ASPEED_CLK_APB>;
+				interrupt-controller;
+				ngpios = <8>;
+				bus-frequency = <12000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm_default>;
+			};
+
 			rtc: rtc@1e781000 {
 				compatible = "aspeed,ast2500-rtc";
 				reg = <0x1e781000 0x18>;
-- 
2.7.4


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  reply	other threads:[~2019-09-25 19:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-25 19:22 [v2, 0/2] gpio: dts: aspeed: Add SGPIO driver Hongwei Zhang
2019-09-25 19:22 ` Hongwei Zhang [this message]
2019-09-25 19:22 ` [v2, 2/2] " Hongwei Zhang
2019-09-27 11:50   ` Linus Walleij
2019-09-27 15:55   ` Hongwei Zhang

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