mmc: recognise SDIO cards with SDIO_CCCR_REV 3.00
Table 6-2: CCCR bit Definitions, address 00h. Part E1 SDIO Simplified
Specification Version 3.00, Feb. 25, 2011.
This patch has been tested with Marvell WLAN device SD8797.
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 925bab0..3ab565e 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -111,7 +111,7 @@
cccr_vsn = data & 0x0f;
- if (cccr_vsn > SDIO_CCCR_REV_1_20) {
+ if (cccr_vsn > SDIO_CCCR_REV_3_00) {
pr_err("%s: unrecognised CCCR structure version %d\n",
mmc_hostname(card->host), cccr_vsn);
return -EINVAL;
diff --git a/include/linux/mmc/sdio.h b/include/linux/mmc/sdio.h
index 2a2e990..e0b1123 100644
--- a/include/linux/mmc/sdio.h
+++ b/include/linux/mmc/sdio.h
@@ -72,11 +72,13 @@
#define SDIO_CCCR_REV_1_00 0 /* CCCR/FBR Version 1.00 */
#define SDIO_CCCR_REV_1_10 1 /* CCCR/FBR Version 1.10 */
#define SDIO_CCCR_REV_1_20 2 /* CCCR/FBR Version 1.20 */
+#define SDIO_CCCR_REV_3_00 3 /* CCCR/FBR Version 3.00 */
#define SDIO_SDIO_REV_1_00 0 /* SDIO Spec Version 1.00 */
#define SDIO_SDIO_REV_1_10 1 /* SDIO Spec Version 1.10 */
#define SDIO_SDIO_REV_1_20 2 /* SDIO Spec Version 1.20 */
#define SDIO_SDIO_REV_2_00 3 /* SDIO Spec Version 2.00 */
+#define SDIO_SDIO_REV_3_00 4 /* SDIO Spec Version 3.00 */
#define SDIO_CCCR_SD 0x01
