Replaced the "disable-wp" into host's quirks.
(Because the slot-node is removed at dt-file.)
Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
Tested-by: Sachin Kamat <sachin.kamat@xxxxxxxxxxx>
Acked-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>
---
drivers/mmc/host/dw_mmc.c | 8 +++++++-
include/linux/mmc/dw_mmc.h | 2 ++
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 1ac227c..8d9edc6 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -997,7 +997,10 @@ static int dw_mci_get_ro(struct mmc_host *mmc)
int gpio_ro = mmc_gpio_get_ro(mmc);
/* Use platform get_ro function, else try on board write protect */
- if (slot->quirks & DW_MCI_SLOT_QUIRK_NO_WRITE_PROTECT)
+ if (slot->quirks & DW_MCI_SLOT_QUIRK_NO_WRITE_PROTECT) {
+ dev_warn(slot->host->dev, "Recommend not to use 'disable-wp'"
+ "into slot-node. Change your dt-file!!");
+ } else if (slot->host->quirks & DW_MCI_QUIRK_NO_WRITE_PROTECT)
read_only = 0;
else if (!IS_ERR_VALUE(gpio_ro))
read_only = gpio_ro;
@@ -2238,6 +2241,9 @@ static struct dw_mci_of_quirks {
{
.quirk = "broken-cd",
.id = DW_MCI_QUIRK_BROKEN_CARD_DETECTION,
+ }, {
+ .quirk = "disable-wp",
+ .id = DW_MCI_QUIRK_NO_WRITE_PROTECT,
},
};
diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h
index babaea9..29ce014 100644
--- a/include/linux/mmc/dw_mmc.h
+++ b/include/linux/mmc/dw_mmc.h
@@ -213,6 +213,8 @@ struct dw_mci_dma_ops {
#define DW_MCI_QUIRK_HIGHSPEED BIT(2)
/* Unreliable card detection */
#define DW_MCI_QUIRK_BROKEN_CARD_DETECTION BIT(3)
+/* No write protect */
+#define DW_MCI_QUIRK_NO_WRITE_PROTECT BIT(4)
/* Slot level quirks */
/* This slot has no write protect */
--
1.7.9.5
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