Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (73 commits)
  power: Revert "power_supply: Mark twl4030_charger as broken"
  mfd: Fix a memory leak when unload mc13xxx-core module
  mfd: Fix resource reclaim for max8998
  mfd: Remove unneeded ret value checking for max8998 register updates
  mfd: Add free max8998->ono irq in max8998_irq_exit()
  mfd: Fix resource reclaim in pcf50633_remove()
  omap4: pandaboard: fix up mmc card detect logic
  mfd: Fix ezx_pcap_probe error path
  mfd: Fix off-by-one value range checking for tps6507x
  mfd: Remove __devinitdata from tc6393xb_mmc_resources
  mfd: Add WM831x SPI support
  mfd: Factor out WM831x I2C I/O from the core driver
  mfd: Remove DEBUG defines from mc13xxx-core
  mfd: Fix jz4740_adc_set_enabled
  mfd: Add TPS658621C device ID
  mfd: Fix twl-irq function declaration warnings
  regulator: max8998 BUCK1/2 voltage change with use of GPIOs
  mfd: Voltages and GPIOs platform_data definitions for max8998
  regulator: max8998 BUCK1/2 internal voltages and indexes defined
  mfd: Support for ICs compliant with max8998
  ...

3 files changed, 39 insertions, 7 deletions

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index e865032a52e..82a1079bbdc 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -483,8 +483,6 @@ static int omap_hsmmc_gpio_init(struct omap_mmc_platform_data *pdata)
 	int ret;
 
 	if (gpio_is_valid(pdata->slots[0].switch_pin)) {
-		pdata->suspend = omap_hsmmc_suspend_cdirq;
-		pdata->resume = omap_hsmmc_resume_cdirq;
 		if (pdata->slots[0].cover)
 			pdata->slots[0].get_cover_state =
 					omap_hsmmc_get_cover_state;
@@ -2218,6 +2216,8 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
 				"Unable to grab MMC CD IRQ\n");
 			goto err_irq_cd;
 		}
+		pdata->suspend = omap_hsmmc_suspend_cdirq;
+		pdata->resume = omap_hsmmc_resume_cdirq;
 	}
 
 	omap_hsmmc_disable_irq(host);
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 0f06b800281..ddd09840520 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -710,9 +710,21 @@ static void sh_mmcif_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 	host->bus_width = ios->bus_width;
 }
 
+static int sh_mmcif_get_cd(struct mmc_host *mmc)
+{
+	struct sh_mmcif_host *host = mmc_priv(mmc);
+	struct sh_mmcif_plat_data *p = host->pd->dev.platform_data;
+
+	if (!p->get_cd)
+		return -ENOSYS;
+	else
+		return p->get_cd(host->pd);
+}
+
 static struct mmc_host_ops sh_mmcif_ops = {
 	.request	= sh_mmcif_request,
 	.set_ios	= sh_mmcif_set_ios,
+	.get_cd		= sh_mmcif_get_cd,
 };
 
 static void sh_mmcif_detect(struct mmc_host *mmc)
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index 69d98e3bf6a..e7765a89593 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -658,14 +658,21 @@ static void tmio_mmc_release_dma(struct tmio_mmc_host *host)
 static int tmio_mmc_start_data(struct tmio_mmc_host *host,
 	struct mmc_data *data)
 {
+	struct mfd_cell *cell = host->pdev->dev.platform_data;
+	struct tmio_mmc_data *pdata = cell->driver_data;
+
 	pr_debug("setup data transfer: blocksize %08x  nr_blocks %d\n",
 		 data->blksz, data->blocks);
 
-	/* Hardware cannot perform 1 and 2 byte requests in 4 bit mode */
-	if (data->blksz < 4 && host->mmc->ios.bus_width == MMC_BUS_WIDTH_4) {
-		pr_err("%s: %d byte block unsupported in 4 bit mode\n",
-		       mmc_hostname(host->mmc), data->blksz);
-		return -EINVAL;
+	/* Some hardware cannot perform 2 byte requests in 4 bit mode */
+	if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_4) {
+		int blksz_2bytes = pdata->flags & TMIO_MMC_BLKSZ_2BYTES;
+
+		if (data->blksz < 2 || (data->blksz < 4 && !blksz_2bytes)) {
+			pr_err("%s: %d byte block unsupported in 4 bit mode\n",
+			       mmc_hostname(host->mmc), data->blksz);
+			return -EINVAL;
+		}
 	}
 
 	tmio_mmc_init_sg(host, data);
@@ -756,10 +763,23 @@ static int tmio_mmc_get_ro(struct mmc_host *mmc)
 		(sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT)) ? 0 : 1;
 }
 
+static int tmio_mmc_get_cd(struct mmc_host *mmc)
+{
+	struct tmio_mmc_host *host = mmc_priv(mmc);
+	struct mfd_cell	*cell = host->pdev->dev.platform_data;
+	struct tmio_mmc_data *pdata = cell->driver_data;
+
+	if (!pdata->get_cd)
+		return -ENOSYS;
+	else
+		return pdata->get_cd(host->pdev);
+}
+
 static const struct mmc_host_ops tmio_mmc_ops = {
 	.request	= tmio_mmc_request,
 	.set_ios	= tmio_mmc_set_ios,
 	.get_ro         = tmio_mmc_get_ro,
+	.get_cd		= tmio_mmc_get_cd,
 };
 
 #ifdef CONFIG_PM