Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750740AbWEDHYx (ORCPT ); Thu, 4 May 2006 03:24:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751421AbWEDHYx (ORCPT ); Thu, 4 May 2006 03:24:53 -0400 Received: from ylpvm29-ext.prodigy.net ([207.115.57.60]:7067 "EHLO ylpvm29.prodigy.net") by vger.kernel.org with ESMTP id S1750740AbWEDHYw (ORCPT ); Thu, 4 May 2006 03:24:52 -0400 X-ORBL: [67.117.73.34] Date: Thu, 4 May 2006 00:24:40 -0700 From: Tony Lindgren To: linux-kernel@vger.kernel.org Cc: Russell King , Pierre Ossman , Carlos Aguiar Subject: MMC: 1/2 Make OMAP MMC work Message-ID: <20060504072439.GE8664@atomide.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="9zSXsLTf0vkW971A" Content-Disposition: inline User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4660 Lines: 158 --9zSXsLTf0vkW971A Content-Type: text/plain; charset=us-ascii Content-Disposition: inline --9zSXsLTf0vkW971A Content-Type: text/plain; charset=us-ascii Content-Disposition: inline; filename=patch-omap-mmc-compile This patch makes OMAP MMC work again: - Fix compile errors - Do not ioremap base as it is already statically mapped - Clean-up platform device handling - Fix compile warnings Signed-off-by: Tony Lindgren --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -162,8 +162,8 @@ static u64 mmc1_dmamask = 0xffffffff; static struct resource mmc1_resources[] = { { - .start = IO_ADDRESS(OMAP_MMC1_BASE), - .end = IO_ADDRESS(OMAP_MMC1_BASE) + 0x7f, + .start = OMAP_MMC1_BASE, + .end = OMAP_MMC1_BASE + 0x7f, .flags = IORESOURCE_MEM, }, { @@ -191,8 +191,8 @@ static u64 mmc2_dmamask = 0xffffffff; static struct resource mmc2_resources[] = { { - .start = IO_ADDRESS(OMAP_MMC2_BASE), - .end = IO_ADDRESS(OMAP_MMC2_BASE) + 0x7f, + .start = OMAP_MMC2_BASE, + .end = OMAP_MMC2_BASE + 0x7f, .flags = IORESOURCE_MEM, }, { diff --git a/drivers/mmc/omap.c b/drivers/mmc/omap.c index becb3c6..7c8b6ce 100644 --- a/drivers/mmc/omap.c +++ b/drivers/mmc/omap.c @@ -61,6 +61,7 @@ struct mmc_omap_host { unsigned char id; /* 16xx chips have 2 MMC blocks */ struct clk * iclk; struct clk * fclk; + struct resource *res; void __iomem *base; int irq; unsigned char bus_mode; @@ -340,8 +341,6 @@ static void mmc_omap_xfer_data(struct mmc_omap_host *host, int write) { int n; - void __iomem *reg; - u16 *p; if (host->buffer_bytes_left == 0) { host->sg_idx++; @@ -658,8 +657,8 @@ static void mmc_omap_dma_cb(int lch, u16 struct mmc_data *mmcdat = host->data; if (unlikely(host->dma_ch < 0)) { - dev_err(mmc_dev(host->mmc), "DMA callback while DMA not - enabled\n"); + dev_err(mmc_dev(host->mmc), + "DMA callback while DMA not enabled\n"); return; } /* FIXME: We really should do something to _handle_ the errors */ @@ -973,20 +972,20 @@ static int __init mmc_omap_probe(struct struct omap_mmc_conf *minfo = pdev->dev.platform_data; struct mmc_host *mmc; struct mmc_omap_host *host = NULL; + struct resource *r; int ret = 0; + int irq; - if (platform_get_resource(pdev, IORESOURCE_MEM, 0) || - platform_get_irq(pdev, IORESOURCE_IRQ, 0)) { - dev_err(&pdev->dev, "mmc_omap_probe: invalid resource type\n"); - return -ENODEV; - } + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + irq = platform_get_irq(pdev, 0); + if (!r || irq < 0) + return -ENXIO; - if (!request_mem_region(pdev->resource[0].start, + r = request_mem_region(pdev->resource[0].start, pdev->resource[0].end - pdev->resource[0].start + 1, - pdev->name)) { - dev_dbg(&pdev->dev, "request_mem_region failed\n"); + pdev->name); + if (!r) return -EBUSY; - } mmc = mmc_alloc_host(sizeof(struct mmc_omap_host), &pdev->dev); if (!mmc) { @@ -1003,6 +1002,8 @@ static int __init mmc_omap_probe(struct host->dma_timer.data = (unsigned long) host; host->id = pdev->id; + host->res = r; + host->irq = irq; if (cpu_is_omap24xx()) { host->iclk = clk_get(&pdev->dev, "mmc_ick"); @@ -1032,13 +1033,9 @@ static int __init mmc_omap_probe(struct host->dma_ch = -1; host->irq = pdev->resource[1].start; - host->base = ioremap(pdev->res.start, SZ_4K); - if (!host->base) { - ret = -ENOMEM; - goto out; - } + host->base = (void __iomem*)IO_ADDRESS(r->start); - if (minfo->wire4) + if (minfo->wire4) mmc->caps |= MMC_CAP_4_BIT_DATA; mmc->ops = &mmc_omap_ops; @@ -1057,8 +1054,8 @@ static int __init mmc_omap_probe(struct if (host->power_pin >= 0) { if ((ret = omap_request_gpio(host->power_pin)) != 0) { - dev_err(mmc_dev(host->mmc), "Unable to get GPIO - pin for MMC power\n"); + dev_err(mmc_dev(host->mmc), + "Unable to get GPIO pin for MMC power\n"); goto out; } omap_set_gpio_direction(host->power_pin, 0); @@ -1100,7 +1097,7 @@ static int __init mmc_omap_probe(struct device_remove_file(&pdev->dev, &dev_attr_cover_switch); } if (ret) { - dev_wan(mmc_dev(host->mmc), "Unable to create sysfs attributes\n"); + dev_warn(mmc_dev(host->mmc), "Unable to create sysfs attributes\n"); free_irq(OMAP_GPIO_IRQ(host->switch_pin), host); omap_free_gpio(host->switch_pin); host->switch_pin = -1; --9zSXsLTf0vkW971A-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/