From patchwork Tue Oct 12 03:56:34 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Victor Rodriguez X-Patchwork-Id: 246781 Received: from bear.ext.ti.com (bear.ext.ti.com [192.94.94.41]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o9C3v68R021247 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 12 Oct 2010 03:57:27 GMT Received: from dlep35.itg.ti.com ([157.170.170.118]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id o9C3tgbK009873 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 11 Oct 2010 22:55:42 -0500 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id o9C3tgN4007120; Mon, 11 Oct 2010 22:55:42 -0500 (CDT) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 5DFF480627; Mon, 11 Oct 2010 22:55:42 -0500 (CDT) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dlep34.itg.ti.com (dlep34.itg.ti.com [157.170.170.115]) by linux.omap.com (Postfix) with ESMTP id AD5DD80626 for ; Mon, 11 Oct 2010 22:55:41 -0500 (CDT) Received: from emcc1.sasken-mty.naucm.ext.ti.com (localhost [127.0.0.1]) by dlep34.itg.ti.com (8.13.7/8.13.7) with ESMTP id o9C3tcdE028562; Mon, 11 Oct 2010 22:55:39 -0500 (CDT) Received: from localhost.localdomain (victor-desktop.sasken-mty.naucm.ext.ti.com [10.87.230.94]) by emcc1.sasken-mty.naucm.ext.ti.com (8.13.8+Sun/8.13.8) with ESMTP id o9C3tcYY020626; Mon, 11 Oct 2010 22:55:38 -0500 (CDT) From: To: Subject: [PATCH v2 07/10] davinci: MMC/SD support for Omapl138-Hawkboar Date: Mon, 11 Oct 2010 22:56:34 -0500 Message-Id: <1286855794-31879-1-git-send-email-vm.rod25@gmail.com> X-Mailer: git-send-email 1.6.0.5 Cc: sshtylyov@mvista.com X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com X-Greylist: Sender succeeded STARTTLS authentication, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Tue, 12 Oct 2010 03:57:27 +0000 (UTC) diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index c0a999a..723ac03 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -23,6 +23,8 @@ #include #define HAWKBOARD_PHY_ID "0:07" +#define DA850_HAWK_MMCSD_CD_PIN GPIO_TO_PIN(3, 12) +#define DA850_HAWK_MMCSD_WP_PIN GPIO_TO_PIN(3, 13) static short omapl138_hawk_mii_pins[] __initdata = { DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3, @@ -149,6 +151,32 @@ static struct snd_platform_data omapl138_hawk_snd_data = { .rxnumevt = 1, }; +static const short hawk_mmcsd0_pins[] = { + DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2, + DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD, + DA850_GPIO3_12, DA850_GPIO3_13, + -1 +}; + +static int da850_hawk_mmc_get_ro(int index) +{ + return gpio_get_value(DA850_HAWK_MMCSD_WP_PIN); +} + +static int da850_hawk_mmc_get_cd(int index) +{ + return !gpio_get_value(DA850_HAWK_MMCSD_CD_PIN); +} + +static struct davinci_mmc_config da850_mmc_config = { + .get_ro = da850_hawk_mmc_get_ro, + .get_cd = da850_hawk_mmc_get_cd, + .wires = 4, + .max_freq = 50000000, + .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, + .version = MMC_CTLR_VERSION_2, +}; + static struct davinci_uart_config omapl138_hawk_uart_config __initdata = { .enabled_uarts = 0x7, }; @@ -179,6 +207,28 @@ static __init void omapl138_hawk_init(void) pr_warning("%s: mcasp mux setup failed: %d\n", __func__, ret); da8xx_register_mcasp(0, &omapl138_hawk_snd_data); + ret = davinci_cfg_reg_list(hawk_mmcsd0_pins); + if (ret) + pr_warning("%s: MMC/SD0 mux setup failed: %d\n", + __func__, ret); + + ret = gpio_request(DA850_HAWK_MMCSD_CD_PIN, "MMC CD\n"); + if (ret) + pr_warning("%s: can not open GPIO %d\n", + __func__, DA850_HAWK_MMCSD_CD_PIN); + gpio_direction_input(DA850_HAWK_MMCSD_CD_PIN); + + ret = gpio_request(DA850_HAWK_MMCSD_WP_PIN, "MMC WP\n"); + if (ret) + pr_warning("%s: can not open GPIO %d\n", + __func__, DA850_HAWK_MMCSD_WP_PIN); + gpio_direction_input(DA850_HAWK_MMCSD_WP_PIN); + + ret = da8xx_register_mmcsd0(&da850_mmc_config); + if (ret) + pr_warning("%s: MMC/SD0 registration failed: %d\n", + __func__, ret); + ret = da8xx_register_watchdog(); if (ret) pr_warning("omapl138_hawk_init: "