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path: root/drivers/mmc/host/tmio_mmc.c
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Diffstat (limited to 'drivers/mmc/host/tmio_mmc.c')
-rw-r--r--drivers/mmc/host/tmio_mmc.c61
1 files changed, 20 insertions, 41 deletions
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index 91991b460c4..e22c3fa3516 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -46,7 +46,9 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock)
clk |= 0x100;
}
- sd_config_write8(host, CNF_SD_CLK_MODE, clk >> 22);
+ if (host->set_clk_div)
+ host->set_clk_div(host->pdev, (clk>>22) & 1);
+
sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, clk & 0x1ff);
}
@@ -427,12 +429,13 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
/* Power sequence - OFF -> ON -> UP */
switch (ios->power_mode) {
case MMC_POWER_OFF: /* power down SD bus */
- sd_config_write8(host, CNF_PWR_CTL_2, 0x00);
+ if (host->set_pwr)
+ host->set_pwr(host->pdev, 0);
tmio_mmc_clk_stop(host);
break;
case MMC_POWER_ON: /* power up SD bus */
-
- sd_config_write8(host, CNF_PWR_CTL_2, 0x02);
+ if (host->set_pwr)
+ host->set_pwr(host->pdev, 1);
break;
case MMC_POWER_UP: /* start bus clock */
tmio_mmc_clk_start(host);
@@ -485,21 +488,15 @@ static int tmio_mmc_resume(struct platform_device *dev)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct mmc_host *mmc = platform_get_drvdata(dev);
- struct tmio_mmc_host *host = mmc_priv(mmc);
int ret = 0;
/* Tell the MFD core we are ready to be enabled */
- if (cell->enable) {
- ret = cell->enable(dev);
+ if (cell->resume) {
+ ret = cell->resume(dev);
if (ret)
goto out;
}
- /* Enable the MMC/SD Control registers */
- sd_config_write16(host, CNF_CMD, SDCREN);
- sd_config_write32(host, CNF_CTL_BASE,
- (dev->resource[0].start >> host->bus_shift) & 0xfffe);
-
mmc_resume_host(mmc);
out:
@@ -514,17 +511,16 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
{
struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
struct tmio_mmc_data *pdata;
- struct resource *res_ctl, *res_cnf;
+ struct resource *res_ctl;
struct tmio_mmc_host *host;
struct mmc_host *mmc;
int ret = -EINVAL;
- if (dev->num_resources != 3)
+ if (dev->num_resources != 2)
goto out;
res_ctl = platform_get_resource(dev, IORESOURCE_MEM, 0);
- res_cnf = platform_get_resource(dev, IORESOURCE_MEM, 1);
- if (!res_ctl || !res_cnf)
+ if (!res_ctl)
goto out;
pdata = cell->driver_data;
@@ -539,8 +535,12 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
host = mmc_priv(mmc);
host->mmc = mmc;
+ host->pdev = dev;
platform_set_drvdata(dev, mmc);
+ host->set_pwr = pdata->set_pwr;
+ host->set_clk_div = pdata->set_clk_div;
+
/* SD control register space size is 0x200, 0x400 for bus_shift=1 */
host->bus_shift = resource_size(res_ctl) >> 10;
@@ -548,10 +548,6 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
if (!host->ctl)
goto host_free;
- host->cnf = ioremap(res_cnf->start, resource_size(res_cnf));
- if (!host->cnf)
- goto unmap_ctl;
-
mmc->ops = &tmio_mmc_ops;
mmc->caps = MMC_CAP_4_BIT_DATA;
mmc->f_max = pdata->hclk;
@@ -562,23 +558,9 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
if (cell->enable) {
ret = cell->enable(dev);
if (ret)
- goto unmap_cnf;
+ goto unmap_ctl;
}
- /* Enable the MMC/SD Control registers */
- sd_config_write16(host, CNF_CMD, SDCREN);
- sd_config_write32(host, CNF_CTL_BASE,
- (dev->resource[0].start >> host->bus_shift) & 0xfffe);
-
- /* Disable SD power during suspend */
- sd_config_write8(host, CNF_PWR_CTL_3, 0x01);
-
- /* The below is required but why? FIXME */
- sd_config_write8(host, CNF_STOP_CLK_CTL, 0x1f);
-
- /* Power down SD bus*/
- sd_config_write8(host, CNF_PWR_CTL_2, 0x00);
-
tmio_mmc_clk_stop(host);
reset(host);
@@ -586,14 +568,14 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
if (ret >= 0)
host->irq = ret;
else
- goto unmap_cnf;
+ goto unmap_ctl;
disable_mmc_irqs(host, TMIO_MASK_ALL);
ret = request_irq(host->irq, tmio_mmc_irq, IRQF_DISABLED |
- IRQF_TRIGGER_FALLING, "tmio-mmc", host);
+ IRQF_TRIGGER_FALLING, dev_name(&dev->dev), host);
if (ret)
- goto unmap_cnf;
+ goto unmap_ctl;
mmc_add_host(mmc);
@@ -605,8 +587,6 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
return 0;
-unmap_cnf:
- iounmap(host->cnf);
unmap_ctl:
iounmap(host->ctl);
host_free:
@@ -626,7 +606,6 @@ static int __devexit tmio_mmc_remove(struct platform_device *dev)
mmc_remove_host(mmc);
free_irq(host->irq, host);
iounmap(host->ctl);
- iounmap(host->cnf);
mmc_free_host(mmc);
}