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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>
Bing Zhao 13 年之前
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b4625dab2c
共有 2 個文件被更改,包括 3 次插入1 次删除
  1. 1 1
      drivers/mmc/core/sdio.c
  2. 2 0
      include/linux/mmc/sdio.h

+ 1 - 1
drivers/mmc/core/sdio.c

@@ -111,7 +111,7 @@ static int sdio_read_cccr(struct mmc_card *card)
 
 	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;

+ 2 - 0
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