num_slots comes from pdata if existing, otherwise from
dw_mci_parse_dt which make it at least one slot. If
num_slots is less than 1 for the existing pdata case,
current code return -ENODEV. But dw_mci_probe seems to
treat this a optional case as it will call SDMMC_GET_SLOT_NUM
if no slot assigned.
Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
---
drivers/mmc/host/dw_mmc.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 7128351..a116ec6 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2949,12 +2949,6 @@ int dw_mci_probe(struct dw_mci *host)
}
}
- if (host->pdata->num_slots < 1) {
- dev_err(host->dev,
- "Platform data must supply num_slots.\n");
- return -ENODEV;
- }
-
host->biu_clk = devm_clk_get(host->dev, "biu");
if (IS_ERR(host->biu_clk)) {
dev_dbg(host->dev, "biu clock not available\n");
--
2.3.7
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