[PATCH v2 3/3] mmc: dw_mmc: remove setup_clock callback

[Shawn Lin]

Now, no dw_mmc variant drivers use this callback, let's
remove it.

Signed-off-by: Shawn Lin <shawn.lin at rock-chips.com>
---

Changes in v2: None

 drivers/mmc/host/dw_mmc.c | 9 ---------
 drivers/mmc/host/dw_mmc.h | 2 --
 2 files changed, 11 deletions(-)

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 242f9a0..e03cc66 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -3003,15 +3003,6 @@ int dw_mci_probe(struct dw_mci *host)
 		}
 	}
 
-	if (drv_data && drv_data->setup_clock) {
-		ret = drv_data->setup_clock(host);
-		if (ret) {
-			dev_err(host->dev,
-				"implementation specific clock setup failed\n");
-			goto err_clk_ciu;
-		}
-	}
-
 	setup_timer(&host->cmd11_timer,
 		    dw_mci_cmd11_timer, (unsigned long)host);
 
diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h
index 68d5da2..1e8d838 100644
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -277,7 +277,6 @@ struct dw_mci_slot {
  * dw_mci driver data - dw-mshc implementation specific driver data.
  * @caps: mmc subsystem specified capabilities of the controller(s).
  * @init: early implementation specific initialization.
- * @setup_clock: implementation specific clock configuration.
  * @set_ios: handle bus specific extensions.
  * @parse_dt: parse implementation specific device tree properties.
  * @execute_tuning: implementation specific tuning procedure.
@@ -289,7 +288,6 @@ struct dw_mci_slot {
 struct dw_mci_drv_data {
 	unsigned long	*caps;
 	int		(*init)(struct dw_mci *host);
-	int		(*setup_clock)(struct dw_mci *host);
 	void		(*set_ios)(struct dw_mci *host, struct mmc_ios *ios);
 	int		(*parse_dt)(struct dw_mci *host);
 	int		(*execute_tuning)(struct dw_mci_slot *slot, u32 opcode);
-- 
2.3.7