From patchwork Thu Sep 20 06:45:41 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Guo X-Patchwork-Id: 1482641 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 900A43FD40 for ; Thu, 20 Sep 2012 06:47:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753058Ab2ITGrs (ORCPT ); Thu, 20 Sep 2012 02:47:48 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:49998 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753052Ab2ITGrr (ORCPT ); Thu, 20 Sep 2012 02:47:47 -0400 Received: by mail-pb0-f46.google.com with SMTP id rr13so4370522pbb.19 for ; Wed, 19 Sep 2012 23:47:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references :x-gm-message-state; bh=69bFiuB/cjjEqyy/A/pN9yHq7spr+/9IFD1cuCvTUa8=; b=koqzII7qpOPKoEMkOkbInflvYwFXgwHZj3gmEgkx9ozlluZ0Ykqls1wdD53TdrUGNj 5F46jL52Y3qwGOjczr9dWc9YZEgrZ0k5l6E9SHci7nM7RAJugKX9n26Lo+DTXHmIufaK Vz/xqWixexzdSzwx+lL0hub6UysD/v+WqhYgC6kpp7Nb+dLzdKV2Ed0q5lymhGCLhvCU TbZbMbFH7HnArtWeEvM3EkahXNEBNBl5rgDeS9bvr3Osma3toypNMMRhPkXCpp2OLbz5 ZwHNcUhDqeO3NTIydAZjJpdW0eMUFvdcS6tk24s+Q0RzOsk5oRoVREBDl/iGinDjxi5y v1UQ== Received: by 10.66.79.38 with SMTP id g6mr2978296pax.40.1348123667648; Wed, 19 Sep 2012 23:47:47 -0700 (PDT) Received: from S2101-09.ap.freescale.net ([114.216.234.161]) by mx.google.com with ESMTPS id wn1sm3057024pbc.57.2012.09.19.23.47.44 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 19 Sep 2012 23:47:47 -0700 (PDT) From: Shawn Guo To: linux-arm-kernel@lists.infradead.org Cc: Sascha Hauer , Javier Martin , Rob Herring , Arnd Bergmann , Shawn Guo , linux-mmc@vger.kernel.org Subject: [PATCH v2 28/34] mmc: mxcmmc: remove cpu_is_xxx by using platform_device_id Date: Thu, 20 Sep 2012 14:45:41 +0800 Message-Id: <1348123547-31082-29-git-send-email-shawn.guo@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1348123547-31082-1-git-send-email-shawn.guo@linaro.org> References: <1348123547-31082-1-git-send-email-shawn.guo@linaro.org> X-Gm-Message-State: ALoCoQkfHrkU4354oXet/6AGH0nYWR4ZbxexiCd7tcV5n5yHTQMGWAHtRpbq/EQc4rZfc+fcGBOW Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org It changes the driver to use platform_device_id rather than cpu_is_xxx to determine the controller type, and updates the platform code accordingly. As the result, mach/hardware.h inclusion gets removed from the driver. Signed-off-by: Shawn Guo Acked-by: Sascha Hauer Acked-by: Arnd Bergmann Acked-by: Chris Ball Tested-by: Javier Martin Cc: linux-mmc@vger.kernel.org --- arch/arm/mach-imx/clk-imx27.c | 12 +++++----- arch/arm/mach-imx/clk-imx31.c | 4 ++-- arch/arm/mach-imx/devices/devices-common.h | 1 + arch/arm/mach-imx/devices/platform-mxc-mmc.c | 15 +++++++------ arch/arm/mach-imx/mach-mx31_3ds.c | 2 +- arch/arm/mach-imx/mach-mx31moboard.c | 4 ++-- arch/arm/mach-imx/mach-pcm038.c | 2 +- drivers/mmc/host/mxcmmc.c | 31 ++++++++++++++++++++++++-- 8 files changed, 50 insertions(+), 21 deletions(-) diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c index f4ec05e..71c3f12 100644 --- a/arch/arm/mach-imx/clk-imx27.c +++ b/arch/arm/mach-imx/clk-imx27.c @@ -212,12 +212,12 @@ int __init mx27_clocks_init(unsigned long fref) clk_register_clkdev(clk[gpt6_ipg_gate], "ipg", "imx-gpt.5"); clk_register_clkdev(clk[per1_gate], "per", "imx-gpt.5"); clk_register_clkdev(clk[pwm_ipg_gate], NULL, "mxc_pwm.0"); - clk_register_clkdev(clk[per2_gate], "per", "mxc-mmc.0"); - clk_register_clkdev(clk[sdhc1_ipg_gate], "ipg", "mxc-mmc.0"); - clk_register_clkdev(clk[per2_gate], "per", "mxc-mmc.1"); - clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "mxc-mmc.1"); - clk_register_clkdev(clk[per2_gate], "per", "mxc-mmc.2"); - clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "mxc-mmc.2"); + clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.0"); + clk_register_clkdev(clk[sdhc1_ipg_gate], "ipg", "imx21-mmc.0"); + clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.1"); + clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "imx21-mmc.1"); + clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.2"); + clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "imx21-mmc.2"); clk_register_clkdev(clk[cspi1_ipg_gate], NULL, "imx27-cspi.0"); clk_register_clkdev(clk[cspi2_ipg_gate], NULL, "imx27-cspi.1"); clk_register_clkdev(clk[cspi3_ipg_gate], NULL, "imx27-cspi.2"); diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c index d9ff16e..1277f73 100644 --- a/arch/arm/mach-imx/clk-imx31.c +++ b/arch/arm/mach-imx/clk-imx31.c @@ -159,8 +159,8 @@ int __init mx31_clocks_init(unsigned long fref) clk_register_clkdev(clk[i2c2_gate], NULL, "imx21-i2c.1"); clk_register_clkdev(clk[i2c3_gate], NULL, "imx21-i2c.2"); clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1.0"); - clk_register_clkdev(clk[sdhc1_gate], NULL, "mxc-mmc.0"); - clk_register_clkdev(clk[sdhc2_gate], NULL, "mxc-mmc.1"); + clk_register_clkdev(clk[sdhc1_gate], NULL, "imx31-mmc.0"); + clk_register_clkdev(clk[sdhc2_gate], NULL, "imx31-mmc.1"); clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0"); clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1"); clk_register_clkdev(clk[firi_gate], "firi", NULL); diff --git a/arch/arm/mach-imx/devices/devices-common.h b/arch/arm/mach-imx/devices/devices-common.h index 8112a1a..7fa3ef7 100644 --- a/arch/arm/mach-imx/devices/devices-common.h +++ b/arch/arm/mach-imx/devices/devices-common.h @@ -228,6 +228,7 @@ struct platform_device *__init imx_add_mxc_ehci( #include struct imx_mxc_mmc_data { + const char *devid; int id; resource_size_t iobase; resource_size_t iosize; diff --git a/arch/arm/mach-imx/devices/platform-mxc-mmc.c b/arch/arm/mach-imx/devices/platform-mxc-mmc.c index ce90ab0..487f61c 100644 --- a/arch/arm/mach-imx/devices/platform-mxc-mmc.c +++ b/arch/arm/mach-imx/devices/platform-mxc-mmc.c @@ -10,21 +10,22 @@ #include #include "devices-common.h" -#define imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size) \ +#define imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) \ { \ + .devid = _devid, \ .id = _id, \ .iobase = soc ## _SDHC ## _hwid ## _BASE_ADDR, \ .iosize = _size, \ .irq = soc ## _INT_SDHC ## _hwid, \ .dmareq = soc ## _DMA_REQ_SDHC ## _hwid, \ } -#define imx_mxc_mmc_data_entry(soc, _id, _hwid, _size) \ - [_id] = imx_mxc_mmc_data_entry_single(soc, _id, _hwid, _size) +#define imx_mxc_mmc_data_entry(soc, _devid, _id, _hwid, _size) \ + [_id] = imx_mxc_mmc_data_entry_single(soc, _devid, _id, _hwid, _size) #ifdef CONFIG_SOC_IMX21 const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = { #define imx21_mxc_mmc_data_entry(_id, _hwid) \ - imx_mxc_mmc_data_entry(MX21, _id, _hwid, SZ_4K) + imx_mxc_mmc_data_entry(MX21, "imx21-mmc", _id, _hwid, SZ_4K) imx21_mxc_mmc_data_entry(0, 1), imx21_mxc_mmc_data_entry(1, 2), }; @@ -33,7 +34,7 @@ const struct imx_mxc_mmc_data imx21_mxc_mmc_data[] __initconst = { #ifdef CONFIG_SOC_IMX27 const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = { #define imx27_mxc_mmc_data_entry(_id, _hwid) \ - imx_mxc_mmc_data_entry(MX27, _id, _hwid, SZ_4K) + imx_mxc_mmc_data_entry(MX27, "imx21-mmc", _id, _hwid, SZ_4K) imx27_mxc_mmc_data_entry(0, 1), imx27_mxc_mmc_data_entry(1, 2), }; @@ -42,7 +43,7 @@ const struct imx_mxc_mmc_data imx27_mxc_mmc_data[] __initconst = { #ifdef CONFIG_SOC_IMX31 const struct imx_mxc_mmc_data imx31_mxc_mmc_data[] __initconst = { #define imx31_mxc_mmc_data_entry(_id, _hwid) \ - imx_mxc_mmc_data_entry(MX31, _id, _hwid, SZ_16K) + imx_mxc_mmc_data_entry(MX31, "imx31-mmc", _id, _hwid, SZ_16K) imx31_mxc_mmc_data_entry(0, 1), imx31_mxc_mmc_data_entry(1, 2), }; @@ -67,7 +68,7 @@ struct platform_device *__init imx_add_mxc_mmc( .flags = IORESOURCE_DMA, }, }; - return imx_add_platform_device_dmamask("mxc-mmc", data->id, + return imx_add_platform_device_dmamask(data->devid, data->id, res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32)); } diff --git a/arch/arm/mach-imx/mach-mx31_3ds.c b/arch/arm/mach-imx/mach-mx31_3ds.c index 5377c88..0333567 100644 --- a/arch/arm/mach-imx/mach-mx31_3ds.c +++ b/arch/arm/mach-imx/mach-mx31_3ds.c @@ -393,7 +393,7 @@ static struct regulator_init_data gpo_init = { }; static struct regulator_consumer_supply vmmc2_consumers[] = { - REGULATOR_SUPPLY("vmmc", "mxc-mmc.0"), + REGULATOR_SUPPLY("vmmc", "imx31-mmc.0"), }; static struct regulator_init_data vmmc2_init = { diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index e719c76..31c7d05 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -175,11 +175,11 @@ static const struct spi_imx_master moboard_spi1_pdata __initconst = { static struct regulator_consumer_supply sdhc_consumers[] = { { - .dev_name = "mxc-mmc.0", + .dev_name = "imx31-mmc.0", .supply = "sdhc0_vcc", }, { - .dev_name = "mxc-mmc.1", + .dev_name = "imx31-mmc.1", .supply = "sdhc1_vcc", }, }; diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c index 4a52340..8bf95f5 100644 --- a/arch/arm/mach-imx/mach-pcm038.c +++ b/arch/arm/mach-imx/mach-pcm038.c @@ -212,7 +212,7 @@ static const struct spi_imx_master pcm038_spi0_data __initconst = { static struct regulator_consumer_supply sdhc1_consumers[] = { { - .dev_name = "mxc-mmc.1", + .dev_name = "imx21-mmc.1", .supply = "sdhc_vcc", }, }; diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c index 7b1161d..15010b3 100644 --- a/drivers/mmc/host/mxcmmc.c +++ b/drivers/mmc/host/mxcmmc.c @@ -41,7 +41,6 @@ #include #include -#include #define DRIVER_NAME "mxc-mmc" @@ -112,6 +111,11 @@ #define INT_WRITE_OP_DONE_EN (1 << 1) #define INT_READ_OP_EN (1 << 0) +enum mxcmci_type { + IMX21_MMC, + IMX31_MMC, +}; + struct mxcmci_host { struct mmc_host *mmc; struct resource *res; @@ -150,7 +154,26 @@ struct mxcmci_host { int dmareq; struct dma_slave_config dma_slave_config; struct imx_dma_data dma_data; + enum mxcmci_type devtype; +}; + +static struct platform_device_id mxcmci_devtype[] = { + { + .name = "imx21-mmc", + .driver_data = IMX21_MMC, + }, { + .name = "imx31-mmc", + .driver_data = IMX31_MMC, + }, { + /* sentinel */ + } }; +MODULE_DEVICE_TABLE(platform, mxcmci_devtype); + +static inline int is_imx31_mmc(struct mxcmci_host *host) +{ + return host->devtype == IMX31_MMC; +} static void mxcmci_set_clk_rate(struct mxcmci_host *host, unsigned int clk_ios); @@ -811,6 +834,8 @@ static void mxcmci_enable_sdio_irq(struct mmc_host *mmc, int enable) static void mxcmci_init_card(struct mmc_host *host, struct mmc_card *card) { + struct mxcmci_host *mxcmci = mmc_priv(host); + /* * MX3 SoCs have a silicon bug which corrupts CRC calculation of * multi-block transfers when connected SDIO peripheral doesn't @@ -818,7 +843,7 @@ static void mxcmci_init_card(struct mmc_host *host, struct mmc_card *card) * One way to prevent this is to only allow 1-bit transfers. */ - if (cpu_is_mx3() && card->type == MMC_TYPE_SDIO) + if (is_imx31_mmc(mxcmci) && card->type == MMC_TYPE_SDIO) host->caps &= ~MMC_CAP_4_BIT_DATA; else host->caps |= MMC_CAP_4_BIT_DATA; @@ -888,6 +913,7 @@ static int mxcmci_probe(struct platform_device *pdev) host->mmc = mmc; host->pdata = pdev->dev.platform_data; + host->devtype = pdev->id_entry->driver_data; spin_lock_init(&host->lock); mxcmci_init_ocr(host); @@ -1056,6 +1082,7 @@ static const struct dev_pm_ops mxcmci_pm_ops = { static struct platform_driver mxcmci_driver = { .probe = mxcmci_probe, .remove = mxcmci_remove, + .id_table = mxcmci_devtype, .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE,