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path: root/drivers/mmc/host/omap.c
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Diffstat (limited to 'drivers/mmc/host/omap.c')
-rw-r--r--drivers/mmc/host/omap.c43
1 files changed, 30 insertions, 13 deletions
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 48ad361613ef..4254975f931d 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -28,9 +28,8 @@
#include <linux/clk.h>
#include <linux/scatterlist.h>
#include <linux/slab.h>
+#include <linux/platform_data/mmc-omap.h>
-#include <plat/mmc.h>
-#include <plat/dma.h>
#define OMAP_MMC_REG_CMD 0x00
#define OMAP_MMC_REG_ARGL 0x01
@@ -72,6 +71,13 @@
#define OMAP_MMC_STAT_CARD_BUSY (1 << 2)
#define OMAP_MMC_STAT_END_OF_CMD (1 << 0)
+#define mmc_omap7xx() (host->features & MMC_OMAP7XX)
+#define mmc_omap15xx() (host->features & MMC_OMAP15XX)
+#define mmc_omap16xx() (host->features & MMC_OMAP16XX)
+#define MMC_OMAP1_MASK (MMC_OMAP7XX | MMC_OMAP15XX | MMC_OMAP16XX)
+#define mmc_omap1() (host->features & MMC_OMAP1_MASK)
+#define mmc_omap2() (!mmc_omap1())
+
#define OMAP_MMC_REG(host, reg) (OMAP_MMC_REG_##reg << (host)->reg_shift)
#define OMAP_MMC_READ(host, reg) __raw_readw((host)->virt_base + OMAP_MMC_REG(host, reg))
#define OMAP_MMC_WRITE(host, reg, val) __raw_writew((val), (host)->virt_base + OMAP_MMC_REG(host, reg))
@@ -84,6 +90,16 @@
#define OMAP_MMC_CMDTYPE_AC 2
#define OMAP_MMC_CMDTYPE_ADTC 3
+#define OMAP_DMA_MMC_TX 21
+#define OMAP_DMA_MMC_RX 22
+#define OMAP_DMA_MMC2_TX 54
+#define OMAP_DMA_MMC2_RX 55
+
+#define OMAP24XX_DMA_MMC2_TX 47
+#define OMAP24XX_DMA_MMC2_RX 48
+#define OMAP24XX_DMA_MMC1_TX 61
+#define OMAP24XX_DMA_MMC1_RX 62
+
#define DRIVER_NAME "mmci-omap"
@@ -147,6 +163,7 @@ struct mmc_omap_host {
u32 buffer_bytes_left;
u32 total_bytes_left;
+ unsigned features;
unsigned use_dma:1;
unsigned brs_received:1, dma_done:1;
unsigned dma_in_use:1;
@@ -988,7 +1005,7 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
* blocksize is at least that large. Blocksize is
* usually 512 bytes; but not for some SD reads.
*/
- burst = cpu_is_omap15xx() ? 32 : 64;
+ burst = mmc_omap15xx() ? 32 : 64;
if (burst > data->blksz)
burst = data->blksz;
@@ -1104,8 +1121,7 @@ static void mmc_omap_set_power(struct mmc_omap_slot *slot, int power_on,
if (slot->pdata->set_power != NULL)
slot->pdata->set_power(mmc_dev(slot->mmc), slot->id, power_on,
vdd);
-
- if (cpu_is_omap24xx()) {
+ if (mmc_omap2()) {
u16 w;
if (power_on) {
@@ -1214,7 +1230,7 @@ static const struct mmc_host_ops mmc_omap_ops = {
.set_ios = mmc_omap_set_ios,
};
-static int __devinit mmc_omap_new_slot(struct mmc_omap_host *host, int id)
+static int mmc_omap_new_slot(struct mmc_omap_host *host, int id)
{
struct mmc_omap_slot *slot = NULL;
struct mmc_host *mmc;
@@ -1239,7 +1255,7 @@ static int __devinit mmc_omap_new_slot(struct mmc_omap_host *host, int id)
mmc->ops = &mmc_omap_ops;
mmc->f_min = 400000;
- if (cpu_class_is_omap2())
+ if (mmc_omap2())
mmc->f_max = 48000000;
else
mmc->f_max = 24000000;
@@ -1309,7 +1325,7 @@ static void mmc_omap_remove_slot(struct mmc_omap_slot *slot)
mmc_free_host(mmc);
}
-static int __devinit mmc_omap_probe(struct platform_device *pdev)
+static int mmc_omap_probe(struct platform_device *pdev)
{
struct omap_mmc_platform_data *pdata = pdev->dev.platform_data;
struct mmc_omap_host *host = NULL;
@@ -1359,6 +1375,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev)
init_waitqueue_head(&host->slot_wq);
host->pdata = pdata;
+ host->features = host->pdata->slots[0].features;
host->dev = &pdev->dev;
platform_set_drvdata(pdev, host);
@@ -1391,7 +1408,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev)
host->dma_tx_burst = -1;
host->dma_rx_burst = -1;
- if (cpu_is_omap24xx())
+ if (mmc_omap2())
sig = host->id == 0 ? OMAP24XX_DMA_MMC1_TX : OMAP24XX_DMA_MMC2_TX;
else
sig = host->id == 0 ? OMAP_DMA_MMC_TX : OMAP_DMA_MMC2_TX;
@@ -1407,7 +1424,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev)
dev_warn(host->dev, "unable to obtain TX DMA engine channel %u\n",
sig);
#endif
- if (cpu_is_omap24xx())
+ if (mmc_omap2())
sig = host->id == 0 ? OMAP24XX_DMA_MMC1_RX : OMAP24XX_DMA_MMC2_RX;
else
sig = host->id == 0 ? OMAP_DMA_MMC_RX : OMAP_DMA_MMC2_RX;
@@ -1435,7 +1452,7 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev)
}
host->nr_slots = pdata->nr_slots;
- host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
+ host->reg_shift = (mmc_omap7xx() ? 1 : 2);
host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0);
if (!host->mmc_omap_wq)
@@ -1478,7 +1495,7 @@ err_free_mem_region:
return ret;
}
-static int __devexit mmc_omap_remove(struct platform_device *pdev)
+static int mmc_omap_remove(struct platform_device *pdev)
{
struct mmc_omap_host *host = platform_get_drvdata(pdev);
int i;
@@ -1566,7 +1583,7 @@ static int mmc_omap_resume(struct platform_device *pdev)
static struct platform_driver mmc_omap_driver = {
.probe = mmc_omap_probe,
- .remove = __devexit_p(mmc_omap_remove),
+ .remove = mmc_omap_remove,
.suspend = mmc_omap_suspend,
.resume = mmc_omap_resume,
.driver = {