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| author | Kishon Vijay Abraham I <kishon@ti.com> | 2018-04-27 14:47:23 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-03 10:37:13 +0300 |
| commit | 3f4028780287ff5a7308f40e10bbba9a42b993aa (patch) | |
| tree | 3cdf3729acaa1b9dbe3f6d394ac19e2ca25d9621 | |
| parent | 75b732d570ac7a6bd53fa770adcb64f9afabcdda (diff) | |
| download | linux-3f4028780287ff5a7308f40e10bbba9a42b993aa.tar.xz | |
mmc: sdhci-omap: Get IODelay values for 3.3v DDR mode
commit 8d20b2eae6c47b095523 ("mmc: sdhci_omap: Add support to set
IODELAY values") stored IODelay values for all MM/SD modes
in pinctrl_state structure member of sdhci_omap_host. However for
DDR mode it gets IODelay values only for 1.8v DDR mode. Since some of
the platforms which uses sdhci-omap has IO lines connected to 3.3v,
get IODelay values for 3.3v DDR mode.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
| -rw-r--r-- | drivers/mmc/host/sdhci-omap.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index bd5e03d177e0..f3a7c8ece4be 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -842,8 +842,15 @@ static int sdhci_omap_config_iodelay_pinctrl_state(struct sdhci_omap_host state = sdhci_omap_iodelay_pinctrl_state(omap_host, "ddr_1_8v", caps, MMC_CAP_1_8V_DDR); - if (!IS_ERR(state)) + if (!IS_ERR(state)) { pinctrl_state[MMC_TIMING_MMC_DDR52] = state; + } else { + state = sdhci_omap_iodelay_pinctrl_state(omap_host, "ddr_3_3v", + caps, + MMC_CAP_3_3V_DDR); + if (!IS_ERR(state)) + pinctrl_state[MMC_TIMING_MMC_DDR52] = state; + } state = sdhci_omap_iodelay_pinctrl_state(omap_host, "hs", caps, MMC_CAP_SD_HIGHSPEED); |