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path: root/drivers/mmc/host/tmio_mmc.h
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Diffstat (limited to 'drivers/mmc/host/tmio_mmc.h')
-rw-r--r--drivers/mmc/host/tmio_mmc.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index b8469f2de42b..9e20bcf3aa8d 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -153,6 +153,7 @@ struct tmio_mmc_host {
struct mutex ios_lock; /* protect set_ios() context */
bool native_hotplug;
bool sdio_irq_enabled;
+ u32 scc_tappos;
/* Mandatory callback */
int (*clk_enable)(struct tmio_mmc_host *host);
@@ -168,6 +169,19 @@ struct tmio_mmc_host {
struct mmc_ios *ios);
int (*write16_hook)(struct tmio_mmc_host *host, int addr);
void (*hw_reset)(struct tmio_mmc_host *host);
+ void (*prepare_tuning)(struct tmio_mmc_host *host, unsigned long tap);
+ bool (*check_scc_error)(struct tmio_mmc_host *host);
+
+ /*
+ * Mandatory callback for tuning to occur which is optional for SDR50
+ * and mandatory for SDR104.
+ */
+ unsigned int (*init_tuning)(struct tmio_mmc_host *host);
+ int (*select_tuning)(struct tmio_mmc_host *host);
+
+ /* Tuning values: 1 for success, 0 for failure */
+ DECLARE_BITMAP(taps, BITS_PER_BYTE * sizeof(long));
+ unsigned int tap_num;
};
struct tmio_mmc_host *tmio_mmc_host_alloc(struct platform_device *pdev);