From patchwork Tue Sep 24 19:07:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongwei Zhang X-Patchwork-Id: 1166806 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 46dB644XgDz9sNf for ; Wed, 25 Sep 2019 05:27:24 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=ami.com Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 46dB641WF1zDqTn for ; Wed, 25 Sep 2019 05:27:24 +1000 (AEST) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=ami.com (client-ip=63.147.10.42; helo=atlmailgw2.ami.com; envelope-from=hongweiz@ami.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ami.com Received: from atlmailgw2.ami.com (atlmailgw2.ami.com [63.147.10.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 46d9fj3vHMzDqCD for ; Wed, 25 Sep 2019 05:07:09 +1000 (AEST) X-AuditID: ac10606f-371ff7000000187d-bd-5d8a695ae257 Received: from atlms1.us.megatrends.com (atlms1.us.megatrends.com [172.16.96.144]) (using TLS with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client did not present a certificate) by atlmailgw2.ami.com (Symantec Messaging Gateway) with SMTP id 53.0A.06269.A596A8D5; Tue, 24 Sep 2019 15:07:06 -0400 (EDT) Received: from hongweiz-Ubuntu-AMI.us.megatrends.com (172.16.98.93) by atlms1.us.megatrends.com (172.16.96.144) with Microsoft SMTP Server (TLS) id 14.3.408.0; Tue, 24 Sep 2019 15:07:05 -0400 From: Hongwei Zhang To: Andrew Jeffery , Linus Walleij , , Joel Stanley Subject: [v1, 1/1] gpio: dts: aspeed: Add SGPIO driver Date: Tue, 24 Sep 2019 15:07:01 -0400 Message-ID: <1569352021-6383-1-git-send-email-hongweiz@ami.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.16.98.93] X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprJIsWRmVeSWpSXmKPExsWyRiBhgm5UZleswbwDchZz1q9hs9h1mcPi /4fdjBbf989itfg76Ri7RdOhU2wWX+aeYrGYf+Qcq8Xv83+ZLab8Wc5ksenxNVaL5tXnmC02 z//DaHF51xw2i0NT9zJaLL1+kcni/adOJovWvUfYLW5MaWCz2HvvM6ODiMfV9l3sHmvmrWH0 uHztIrPH71+TGD3e32hl97j48Rizx6ZVnWwed67tYfM4MeM3i8eERQcYPTYvqfc4P2Mho8ff xq/sHiemf2fx+LxJLoA/issmJTUnsyy1SN8ugStj4pb9zAXvxSrmf5jO3MA4T6iLkZNDQsBE 4kHrLNYuRi4OIYFdTBL7PxxlgnAOM0p8f9DOBlLFJqAmsXfzHLCEiEA/o8SCOXPBHGaBrawS 2w80sYJUCQuYSfy4voURxGYRUJW4/3QpcxcjBwevgL3E3ANREOvkJG6e62QGsXkFBCVOznzC AmIzC0hIHHzxAiwuJCArcevQYyaIegWJ532PWSYw8s1C0jILScsCRqZVjEKJJTm5iZk56eVG eom5mXrJ+bmbGCHRl7+D8eNH80OMTByMhxglOJiVRHhnyXTFCvGmJFZWpRblxxeV5qQWH2KU 5mBREuddteZbjJBAemJJanZqakFqEUyWiYNTqoFx4/ULpzZMeppaYRe75IJeVuHe9497rhuU 11h8V7YW9b7FtjU9l+vcuRX6xyvEi4IyHnVunfDr7fXSqXw7J04umtvC/fBc2wZOg/mnX5q+ qNOs03ubd4Kxav/+bPtF0eeyljvFz2//5yh5t/xog6Kyvl2mVxrvNflgJlbx00r+KgqffE4b KLxUYinOSDTUYi4qTgQACJ9vhawCAAA= X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Arnd Bergmann , linux-aspeed@lists.ozlabs.org, Ard Biesheuvel , Masahiro Yamada , linux-kernel@vger.kernel.org, Russell King , Mike Rapoport , Bartosz Golaszewski , Rob Herring , Benjamin Gaignard , Mauro Carvalho Chehab , Doug Anderson , Andrew Morton , Hongwei Zhang , linux-arm-kernel@lists.infradead.org Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" Add SGPIO driver support for Aspeed AST2500 SoC. Signed-off-by: Hongwei Zhang --- arch/arm/Kconfig | 2 ++ arch/arm/boot/dts/aspeed-g5.dtsi | 16 +++++++++++++++- drivers/gpio/Kconfig | 8 ++++++++ drivers/gpio/Makefile | 1 + 4 files changed, 26 insertions(+), 1 deletion(-) 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>; diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index bb13c26..e94f903 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -120,6 +120,14 @@ config GPIO_ASPEED help Say Y here to support Aspeed AST2400 and AST2500 GPIO controllers. +config SGPIO_ASPEED + bool "Aspeed SGPIO support" + depends on (ARCH_ASPEED || COMPILE_TEST) && OF_GPIO + select GPIO_GENERIC + select GPIOLIB_IRQCHIP + help + Say Y here to support Aspeed AST2500 SGPIO functionality. + config GPIO_ATH79 tristate "Atheros AR71XX/AR724X/AR913X GPIO support" default y if ATH79 diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index a4e9117..bebbd82 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -32,6 +32,7 @@ obj-$(CONFIG_GPIO_AMD_FCH) += gpio-amd-fch.o obj-$(CONFIG_GPIO_AMDPT) += gpio-amdpt.o obj-$(CONFIG_GPIO_ARIZONA) += gpio-arizona.o obj-$(CONFIG_GPIO_ASPEED) += gpio-aspeed.o +obj-$(CONFIG_SGPIO_ASPEED) += sgpio-aspeed.o obj-$(CONFIG_GPIO_ATH79) += gpio-ath79.o obj-$(CONFIG_GPIO_BCM_KONA) += gpio-bcm-kona.o obj-$(CONFIG_GPIO_BD70528) += gpio-bd70528.o