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authorXu Ziyuan <xzy.xu@rock-chips.com>2017-03-12 06:19:04 (GMT)
committerStefan Roese <sr@denx.de>2017-03-29 05:38:07 (GMT)
commit6f730459d93985298f13087af24c5313e492146b (patch)
treeb4af9417a4e3dabf2570ba675ecf4fa878d05654 /drivers
parent5b3e5b56969cb61d73a7c293679ba1536a94e70e (diff)
downloadu-boot-6f730459d93985298f13087af24c5313e492146b.tar.xz
mmc: drop unnecessary send_status request
It's redundant to send cmd13 after cmd9 whose response is not R1b. The card devices will not be busy w/ cmd9. Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/mmc.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 3648950..72fc177 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1111,7 +1111,6 @@ static int mmc_startup(struct mmc *mmc)
struct mmc_cmd cmd;
ALLOC_CACHE_ALIGN_BUFFER(u8, ext_csd, MMC_MAX_BLOCK_LEN);
ALLOC_CACHE_ALIGN_BUFFER(u8, test_csd, MMC_MAX_BLOCK_LEN);
- int timeout = 1000;
bool has_parts = false;
bool part_completed;
struct blk_desc *bdesc;
@@ -1167,9 +1166,6 @@ static int mmc_startup(struct mmc *mmc)
err = mmc_send_cmd(mmc, &cmd, NULL);
- /* Waiting for the ready status */
- mmc_send_status(mmc, timeout);
-
if (err)
return err;