From patchwork Thu Sep 13 05:10:10 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nobuhiro Iwamatsu X-Patchwork-Id: 1450151 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (unknown [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 26C0FDF24C for ; Thu, 13 Sep 2012 05:24:48 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TC1hy-0007aR-Cp; Thu, 13 Sep 2012 05:11:22 +0000 Received: from mail-pz0-f49.google.com ([209.85.210.49]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TC1hu-0007Zd-7g for linux-arm-kernel@lists.infradead.org; Thu, 13 Sep 2012 05:11:19 +0000 Received: by dajq27 with SMTP id q27so83845daj.36 for ; Wed, 12 Sep 2012 22:11:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:x-mailer :x-gm-message-state; bh=eVBwgPIpJcf7GA5Q2aF34TAABSYoD8aR86N8Icn+pMQ=; b=BLTVReqIsgxkzTe7iWbmSHYpx7PMU6RI4ZzGTauuwwCc/TDRQkTvci9BxwTEgz1YbZ 1vzgTlJ2Gfwcz6tOs5DsJ7Uss1z0cg84BrejR37qFpjLy3abNJHvE+Iilud/A6rV7nOi pL/dg0rpSgeBKU+xE1lAj8Xg8tqlP/r0ccXY3XXRMspQfmOpcHhmcPIhvCgfzz5DtC7M imxBD3nB0QVruZ/ytnHeWjLk5FQPibz62G4sRqJSQgREc5S0mQ7Up4j+iTc1u6j8bF1R /sxJ4z+dnPV5sCw0wFM7WSEbWp6A3TBVoG14MUj3dwip3ii6ejfJvNi7Uo+Xfw9UN9Ug v7Tw== Received: by 10.68.232.131 with SMTP id to3mr3123437pbc.58.1347513077082; Wed, 12 Sep 2012 22:11:17 -0700 (PDT) Received: from xps-iwamatsu.renesas.com (49.14.32.202.bf.2iij.net. [202.32.14.49]) by mx.google.com with ESMTPS id pi1sm7616606pbb.7.2012.09.12.22.11.15 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 12 Sep 2012 22:11:16 -0700 (PDT) From: Nobuhiro Iwamatsu To: horms@verge.net.au Subject: [PATCH v2] ARM: shmobile: armadillo800eva: Add support RTC Date: Thu, 13 Sep 2012 14:10:10 +0900 Message-Id: <1347513011-18316-1-git-send-email-nobuhiro.iwamatsu.yj@renesas.com> X-Mailer: git-send-email 1.7.10.4 X-Gm-Message-State: ALoCoQkcnVUZwTu83ODm7qojwU2gcMgQiG2ory3lryxDZ6lgEq0ka++asZl+0mHza+KQKgRI+3Yd X-Spam-Note: CRM114 invocation failed X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.210.49 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Nobuhiro Iwamatsu , linux-arm-kernel@lists.infradead.org, linux-sh@vger.kernel.org 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 The armadillo800eva has S35390A which is RTC. This is controlled using I2C of GPIO. This commit supports RTC of armadillo800eva. Signed-off-by: Nobuhiro Iwamatsu --- v2: Update and add defconfig for armadillo800eva arch/arm/configs/armadillo800eva_defconfig | 12 +++++------- arch/arm/mach-shmobile/board-armadillo800eva.c | 25 ++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 7 deletions(-) diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig index 7d87184..62861bd 100644 --- a/arch/arm/configs/armadillo800eva_defconfig +++ b/arch/arm/configs/armadillo800eva_defconfig @@ -18,7 +18,6 @@ CONFIG_ARCH_SHMOBILE=y CONFIG_ARCH_R8A7740=y CONFIG_MACH_ARMADILLO800EVA=y # CONFIG_SH_TIMER_TMU is not set -CONFIG_ARM_THUMB=y CONFIG_CPU_BPREDICT_DISABLE=y # CONFIG_CACHE_L2X0 is not set CONFIG_ARM_ERRATA_430973=y @@ -85,18 +84,16 @@ CONFIG_SERIAL_SH_SCI_NR_UARTS=8 CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HW_RANDOM is not set CONFIG_I2C=y +CONFIG_I2C_GPIO=y CONFIG_I2C_SH_MOBILE=y # CONFIG_HWMON is not set CONFIG_MEDIA_SUPPORT=y -CONFIG_VIDEO_DEV=y -# CONFIG_RC_CORE is not set -# CONFIG_VIDEO_HELPER_CHIPS_AUTO is not set -# CONFIG_V4L_USB_DRIVERS is not set +CONFIG_MEDIA_CAMERA_SUPPORT=y +# CONFIG_USB_GSPCA is not set CONFIG_V4L_PLATFORM_DRIVERS=y CONFIG_SOC_CAMERA=y CONFIG_SOC_CAMERA_MT9T112=y CONFIG_VIDEO_SH_MOBILE_CEU=y -# CONFIG_RADIO_ADAPTERS is not set CONFIG_FB=y CONFIG_FB_SH_MOBILE_LCDC=y CONFIG_FB_SH_MOBILE_HDMI=y @@ -111,7 +108,6 @@ CONFIG_LOGO=y # CONFIG_SND_DRIVERS is not set # CONFIG_SND_ARM is not set CONFIG_SND_SOC_SH4_FSI=y -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y CONFIG_USB_RENESAS_USBHS=y CONFIG_USB_GADGET=y @@ -120,6 +116,8 @@ CONFIG_USB_ETH=m CONFIG_MMC=y CONFIG_MMC_SDHI=y CONFIG_MMC_SH_MMCIF=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_S35390A=y CONFIG_DMADEVICES=y CONFIG_SH_DMAE=y CONFIG_UIO=y diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index cf10f92..81dfb88 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -37,6 +37,7 @@ #include #include #include +#include #include #include #include @@ -876,6 +877,21 @@ static struct platform_device fsi_hdmi_device = { }, }; +/* RTC: RTC connects i2c-gpio. */ +static struct i2c_gpio_platform_data i2c_gpio_data = { + .sda_pin = GPIO_PORT208, + .scl_pin = GPIO_PORT91, + .udelay = 5, /* 100 kHz */ +}; + +static struct platform_device i2c_gpio_device = { + .name = "i2c-gpio", + .id = 2, + .dev = { + .platform_data = &i2c_gpio_data, + }, +}; + /* I2C */ static struct i2c_board_info i2c0_devices[] = { { @@ -887,6 +903,13 @@ static struct i2c_board_info i2c0_devices[] = { }, }; +static struct i2c_board_info i2c2_devices[] = { + { + I2C_BOARD_INFO("s35390a", 0x30), + .type = "s35390a", + }, +}; + /* * board devices */ @@ -903,6 +926,7 @@ static struct platform_device *eva_devices[] __initdata = { &fsi_device, &fsi_hdmi_device, &fsi_wm8978_device, + &i2c_gpio_device, }; static void __init eva_clock_init(void) @@ -1173,6 +1197,7 @@ static void __init eva_init(void) #endif i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices)); + i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices)); r8a7740_add_standard_devices();