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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-28 09:33:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-28 09:33:42 -0700 |
commit | 00ebb6382b8d9c7c15b5f8ad230670d8161d38dd (patch) | |
tree | 23591394b83776953aaf0b382d4c7b09e0ca1e34 /drivers/mmc/host/sdhci-pltfm.c | |
parent | 11cc21f5f5575b9abd14d53a6055ccbf72b67573 (diff) | |
parent | 536ac998f6076a0ae423b1046b85d7690e8b7107 (diff) | |
download | blackbird-op-linux-00ebb6382b8d9c7c15b5f8ad230670d8161d38dd.tar.gz blackbird-op-linux-00ebb6382b8d9c7c15b5f8ad230670d8161d38dd.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (66 commits)
mmc: add new sdhci-pxa driver for Marvell SoCs
mmc: make number of mmcblk minors configurable
mmc_spi: Recover from CRC errors for r/w operation over SPI.
mmc: sdhci-pltfm: add -pltfm driver for imx35/51
mmc: sdhci-of-esdhc: factor out common stuff
mmc: sdhci_pltfm: pass more data on custom init call
mmc: sdhci: introduce get_ro private write-protect hook
mmc: sdhci-pltfm: move .h file into appropriate subdir
mmc: sdhci-pltfm: Add structure for host-specific data
mmc: fix cb710 kconfig dependency warning
mmc: cb710: remove debugging printk (info duplicated from mmc-core)
mmc: cb710: clear irq handler on init() error path
mmc: cb710: remove unnecessary msleep()
mmc: cb710: implement get_cd() callback
mmc: cb710: partially demystify clock selection
mmc: add a file to debugfs for changing host clock at runtime
mmc: sdhci: allow for eMMC 74 clock generation by controller
mmc: sdhci: highspeed: check for mmc as well as sd cards
mmc: sdhci: Add Moorestown device support
mmc: sdhci: Intel Medfield support
...
Diffstat (limited to 'drivers/mmc/host/sdhci-pltfm.c')
-rw-r--r-- | drivers/mmc/host/sdhci-pltfm.c | 44 |
1 files changed, 37 insertions, 7 deletions
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c index e045e3c61dde..0502f89f662b 100644 --- a/drivers/mmc/host/sdhci-pltfm.c +++ b/drivers/mmc/host/sdhci-pltfm.c @@ -30,7 +30,7 @@ #include <linux/mmc/host.h> #include <linux/io.h> -#include <linux/sdhci-pltfm.h> +#include <linux/mmc/sdhci-pltfm.h> #include "sdhci.h" #include "sdhci-pltfm.h" @@ -52,14 +52,17 @@ static struct sdhci_ops sdhci_pltfm_ops = { static int __devinit sdhci_pltfm_probe(struct platform_device *pdev) { - struct sdhci_pltfm_data *pdata = pdev->dev.platform_data; const struct platform_device_id *platid = platform_get_device_id(pdev); + struct sdhci_pltfm_data *pdata; struct sdhci_host *host; + struct sdhci_pltfm_host *pltfm_host; struct resource *iomem; int ret; - if (!pdata && platid && platid->driver_data) + if (platid && platid->driver_data) pdata = (void *)platid->driver_data; + else + pdata = pdev->dev.platform_data; iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!iomem) { @@ -71,16 +74,19 @@ static int __devinit sdhci_pltfm_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Invalid iomem size. You may " "experience problems.\n"); - if (pdev->dev.parent) - host = sdhci_alloc_host(pdev->dev.parent, 0); + /* Some PCI-based MFD need the parent here */ + if (pdev->dev.parent != &platform_bus) + host = sdhci_alloc_host(pdev->dev.parent, sizeof(*pltfm_host)); else - host = sdhci_alloc_host(&pdev->dev, 0); + host = sdhci_alloc_host(&pdev->dev, sizeof(*pltfm_host)); if (IS_ERR(host)) { ret = PTR_ERR(host); goto err; } + pltfm_host = sdhci_priv(host); + host->hw_name = "platform"; if (pdata && pdata->ops) host->ops = pdata->ops; @@ -105,7 +111,7 @@ static int __devinit sdhci_pltfm_probe(struct platform_device *pdev) } if (pdata && pdata->init) { - ret = pdata->init(host); + ret = pdata->init(host, pdata); if (ret) goto err_plat_init; } @@ -161,10 +167,32 @@ static const struct platform_device_id sdhci_pltfm_ids[] = { #ifdef CONFIG_MMC_SDHCI_CNS3XXX { "sdhci-cns3xxx", (kernel_ulong_t)&sdhci_cns3xxx_pdata }, #endif +#ifdef CONFIG_MMC_SDHCI_ESDHC_IMX + { "sdhci-esdhc-imx", (kernel_ulong_t)&sdhci_esdhc_imx_pdata }, +#endif { }, }; MODULE_DEVICE_TABLE(platform, sdhci_pltfm_ids); +#ifdef CONFIG_PM +static int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state) +{ + struct sdhci_host *host = platform_get_drvdata(dev); + + return sdhci_suspend_host(host, state); +} + +static int sdhci_pltfm_resume(struct platform_device *dev) +{ + struct sdhci_host *host = platform_get_drvdata(dev); + + return sdhci_resume_host(host); +} +#else +#define sdhci_pltfm_suspend NULL +#define sdhci_pltfm_resume NULL +#endif /* CONFIG_PM */ + static struct platform_driver sdhci_pltfm_driver = { .driver = { .name = "sdhci", @@ -173,6 +201,8 @@ static struct platform_driver sdhci_pltfm_driver = { .probe = sdhci_pltfm_probe, .remove = __devexit_p(sdhci_pltfm_remove), .id_table = sdhci_pltfm_ids, + .suspend = sdhci_pltfm_suspend, + .resume = sdhci_pltfm_resume, }; /*****************************************************************************\ |