From patchwork Mon Jan 7 22:56:28 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 1943011 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id D9FE0DF230 for ; Mon, 7 Jan 2013 23:02:06 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TsLdv-00031e-LO; Mon, 07 Jan 2013 22:58:08 +0000 Received: from mail.df.lth.se ([194.47.250.12]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TsLcP-0002Hu-IM for linux-arm-kernel@lists.infradead.org; Mon, 07 Jan 2013 22:56:34 +0000 Received: from mer.df.lth.se (mer.df.lth.se [194.47.250.37]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.df.lth.se (Postfix) with ESMTPS id CFA5165D99; Mon, 7 Jan 2013 23:56:30 +0100 (CET) Received: from mer.df.lth.se (triad@localhost.localdomain [127.0.0.1]) by mer.df.lth.se (8.14.3/8.14.3/Debian-9.4) with ESMTP id r07MuUCu007551; Mon, 7 Jan 2013 23:56:30 +0100 Received: (from triad@localhost) by mer.df.lth.se (8.14.3/8.14.3/Submit) id r07MuUIL007550; Mon, 7 Jan 2013 23:56:30 +0100 From: Linus Walleij To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 06/11] ARM: nomadik: move GPIO and pinctrl to device tree Date: Mon, 7 Jan 2013 23:56:28 +0100 Message-Id: <1357599388-7523-1-git-send-email-linus.walleij@linaro.org> X-Mailer: git-send-email 1.7.2.5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130107_175634_088091_8FACF8FC X-CRM114-Status: GOOD ( 18.69 ) X-Spam-Score: -3.3 (---) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-3.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [194.47.250.12 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Linus Walleij , arm@kernel.org, Alessandro Rubini X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This moves the instances of the Nomadik pin controller and the Nomadik GPIO blocks (also handled by the GPIO driver) over to the device tree. A new compatible string is added to the pin control driver in the process. Signed-off-by: Linus Walleij --- arch/arm/boot/dts/ste-nomadik-stn8815.dtsi | 52 ++++++++++++++++++++++++++++++ arch/arm/mach-nomadik/cpu-8815.c | 21 +++++++++--- drivers/pinctrl/pinctrl-nomadik.c | 4 +++ 3 files changed, 73 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi index 8369eb0..df60e08 100644 --- a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi +++ b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi @@ -32,6 +32,58 @@ interrupts = <5>; }; + gpio0: gpio@101e4000 { + compatible = "st,nomadik-gpio"; + reg = <0x101e4000 0x80>; + interrupt-parent = <&vica>; + interrupts = <6>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-bank = <0>; + }; + + gpio1: gpio@101e5000 { + compatible = "st,nomadik-gpio"; + reg = <0x101e5000 0x80>; + interrupt-parent = <&vica>; + interrupts = <7>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-bank = <1>; + }; + + gpio2: gpio@101e6000 { + compatible = "st,nomadik-gpio"; + reg = <0x101e6000 0x80>; + interrupt-parent = <&vica>; + interrupts = <8>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-bank = <2>; + }; + + gpio3: gpio@101e7000 { + compatible = "st,nomadik-gpio"; + reg = <0x101e7000 0x80>; + interrupt-parent = <&vica>; + interrupts = <9>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-bank = <3>; + }; + + pinctrl { + compatible = "stericsson,nmk-pinctrl-stn8815"; + }; + /* A NAND flash of 128 MiB */ fsmc: flash@40000000 { compatible = "stericsson,fsmc-nand"; diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index 6bec72f..543e2c0 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -153,13 +153,15 @@ static int __init cpu8815_init(void) /* No custom data yet */ }; + /* For e.g. device tree boots */ + if (!machine_is_nomadik()) + return 0; + cpu8815_add_gpios(cpu8815_gpio_base, ARRAY_SIZE(cpu8815_gpio_base), IRQ_GPIO0, &pdata); cpu8815_add_pinctrl(NULL, "pinctrl-stn8815"); - if (machine_is_nomadik()) { - amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0); - amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0); - } + amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0); + amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0); return 0; } arch_initcall(cpu8815_init); @@ -276,6 +278,16 @@ static struct fsmc_nand_platform_data cpu8815_nand_data = { /* These are mostly to get the right device names for the clock lookups */ static struct of_dev_auxdata cpu8815_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("st,nomadik-gpio", NOMADIK_GPIO0_BASE, + "gpio.0", NULL), + OF_DEV_AUXDATA("st,nomadik-gpio", NOMADIK_GPIO1_BASE, + "gpio.1", NULL), + OF_DEV_AUXDATA("st,nomadik-gpio", NOMADIK_GPIO2_BASE, + "gpio.2", NULL), + OF_DEV_AUXDATA("st,nomadik-gpio", NOMADIK_GPIO3_BASE, + "gpio.3", NULL), + OF_DEV_AUXDATA("stericsson,nmk-pinctrl-stn8815", 0, + "pinctrl-stn8815", NULL), OF_DEV_AUXDATA("arm,primecell", NOMADIK_UART0_BASE, "uart0", NULL), OF_DEV_AUXDATA("arm,primecell", NOMADIK_UART1_BASE, @@ -296,6 +308,7 @@ static void __init cpu8815_init_of(void) /* At full speed latency must be >=2, so 0x249 in low bits */ l2x0_of_init(0x00730249, 0xfe000fff); #endif + pinctrl_register_mappings(nhk8815_pinmap, ARRAY_SIZE(nhk8815_pinmap)); of_platform_populate(NULL, of_default_bus_match_table, cpu8815_auxdata_lookup, NULL); } diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c index ef66f98..2c30849 100644 --- a/drivers/pinctrl/pinctrl-nomadik.c +++ b/drivers/pinctrl/pinctrl-nomadik.c @@ -1840,6 +1840,10 @@ static struct pinctrl_desc nmk_pinctrl_desc = { static const struct of_device_id nmk_pinctrl_match[] = { { + .compatible = "stericsson,nmk-pinctrl-stn8815", + .data = (void *)PINCTRL_NMK_STN8815, + }, + { .compatible = "stericsson,nmk_pinctrl", .data = (void *)PINCTRL_NMK_DB8500, },