projects / openwrt / staging / blogic.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: a98c557) | patch
mmc: sdhci: usdhc: do not do tuning for DDR50 mode.
authorBOUGH CHEN <haibo.chen@nxp.com>
Fri, 21 Dec 2018 09:20:53 +0000 (09:20 +0000)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 25 Feb 2019 07:40:58 +0000 (08:40 +0100)
commitde3e1dd09b726d89a827d5d08697295174ff6945
treea859c3f72777b78d4b2c6453bc87cc88edcf8379tree | snapshot
parenta98c557e2af3e12e38dee6019a5cf210156d629ecommit | diff
mmc: sdhci: usdhc: do not do tuning for DDR50 mode.

DDR50 tuning is optinally defined in sd 3.0 spec. And i.MX
uSDHC internally already uses a fixed optimized timing for
DDR50, normally does not require tuning for DDR50 mode.

This patch specify a new execute_tuning function for i.MX
uSDHC, do not impact i.MX eSDHC.

Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/sdhci-esdhc-imx.c diff | blob | history
John Crispins staging tree