diff options
| author | Hai Pham <hai.pham.ud@renesas.com> | 2023-06-20 00:38:25 +0200 |
|---|---|---|
| committer | Jaehoon Chung <jh80.chung@samsung.com> | 2023-07-18 09:17:23 +0900 |
| commit | 99ab3d8dc45c184dcec692fd7130f8732e8c25e4 (patch) | |
| tree | 3dabdcd51ff0a6a5ab14b513504c0a1d861e36d7 /drivers | |
| parent | 0ac2cca3a447cbc59d714b1b35425b54283d153a (diff) | |
| download | u-boot-99ab3d8dc45c184dcec692fd7130f8732e8c25e4.tar.gz | |
mmc: renesas-sdhi: Send stop when MMC tuning command fails
When tuning command (CMD21) fails with command error, call
mmc_send_stop_transmission() to send stop command (CMD12).
Reviewed-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
[Marek: Add dev_dbg() message in case tuning abort fails
Move tuning opcode check from mmc_abort_tuning()]
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/renesas-sdhi.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index 280d96dbc2d..8e716f74491 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -611,6 +611,17 @@ int renesas_sdhi_execute_tuning(struct udevice *dev, uint opcode) priv->smpcmp |= BIT(i); mdelay(1); + + /* + * eMMC specification specifies that CMD12 can be used to stop a tuning + * command, but SD specification does not, so do nothing unless it is + * eMMC. + */ + if (ret && (opcode == MMC_CMD_SEND_TUNING_BLOCK_HS200)) { + ret = mmc_send_stop_transmission(mmc, false); + if (ret < 0) + dev_dbg(dev, "Tuning abort fail (%d)\n", ret); + } } ret = renesas_sdhi_select_tuning(priv, taps); |