In mmc, there are capabilities and use the host_caps.
That capability is expressed with bit[0:31].
But now..already filled the bit[0:31]...
so we need to denote with the other capability field.
(if we want to use the cache, powerclass, etc for eMMC..this field is necessary)
Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <Kyungmin.park@xxxxxxxxxxx>
---
Changelog v2:
- based-on samsung-soc's for-next tree.
arch/arm/plat-samsung/include/plat/sdhci.h | 2 ++
arch/arm/plat-samsung/platformdata.c | 2 ++
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h
index dcff7dd..bf33ea1 100644
--- a/arch/arm/plat-samsung/include/plat/sdhci.h
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -40,6 +40,7 @@ enum clk_types {
* struct s3c_sdhci_platdata() - Platform device data for Samsung SDHCI
* @max_width: The maximum number of data bits supported.
* @host_caps: Standard MMC host capabilities bit field.
+ * @host_caps2: The Second Standard MMC host capabilities bit field.
* @cd_type: Type of Card Detection method (see cd_types enum above)
* @clk_type: Type of clock divider method (see clk_types enum above)
* @ext_cd_init: Initialize external card detect subsystem. Called on
@@ -63,6 +64,7 @@ enum clk_types {
struct s3c_sdhci_platdata {
unsigned int max_width;
unsigned int host_caps;
+ unsigned int host_caps2;
enum cd_types cd_type;
enum clk_types clk_type;
diff --git a/arch/arm/plat-samsung/platformdata.c b/arch/arm/plat-samsung/platformdata.c
index 4c9a207..5ffcf46 100644
--- a/arch/arm/plat-samsung/platformdata.c
+++ b/arch/arm/plat-samsung/platformdata.c
@@ -54,4 +54,6 @@ void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd,
set->host_caps |= pd->host_caps;
if (pd->clk_type)
set->clk_type = pd->clk_type;
+ if (pd->host_caps2)
+ set->host_caps2 |= pd->host_caps2;
}
--
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