summaryrefslogtreecommitdiffstats
path: root/drivers/mmc/core/sdio.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2012-03-18 18:22:37 +0100
committerTakashi Iwai <tiwai@suse.de>2012-03-18 18:22:37 +0100
commitcb3f2adc03ab055b19c677a6283523861fafebdd (patch)
tree59cfb6800f0635a4aec16c8e0da619f27e51ee79 /drivers/mmc/core/sdio.c
parent44c76a960a62fcc46cbcaa0a22a34e666a729329 (diff)
parent828006de1bddf83b6ecf03ec459c15f7c7c22db7 (diff)
downloadop-kernel-dev-cb3f2adc03ab055b19c677a6283523861fafebdd.zip
op-kernel-dev-cb3f2adc03ab055b19c677a6283523861fafebdd.tar.gz
Merge branch 'topic/asoc' into for-linus
Diffstat (limited to 'drivers/mmc/core/sdio.c')
-rw-r--r--drivers/mmc/core/sdio.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index bd7bacc..12cde6e 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -98,10 +98,11 @@ fail:
return ret;
}
-static int sdio_read_cccr(struct mmc_card *card)
+static int sdio_read_cccr(struct mmc_card *card, u32 ocr)
{
int ret;
int cccr_vsn;
+ int uhs = ocr & R4_18V_PRESENT;
unsigned char data;
unsigned char speed;
@@ -149,7 +150,7 @@ static int sdio_read_cccr(struct mmc_card *card)
card->scr.sda_spec3 = 0;
card->sw_caps.sd3_bus_mode = 0;
card->sw_caps.sd3_drv_type = 0;
- if (cccr_vsn >= SDIO_CCCR_REV_3_00) {
+ if (cccr_vsn >= SDIO_CCCR_REV_3_00 && uhs) {
card->scr.sda_spec3 = 1;
ret = mmc_io_rw_direct(card, 0, 0,
SDIO_CCCR_UHS, 0, &data);
@@ -712,7 +713,7 @@ static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr,
/*
* Read the common registers.
*/
- err = sdio_read_cccr(card);
+ err = sdio_read_cccr(card, ocr);
if (err)
goto remove;
OpenPOWER on IntegriCloud