diff options
| author | Zhangfei Gao <zhangfei.gao@linaro.org> | 2013-04-01 22:56:16 +0800 |
|---|---|---|
| committer | Zhangfei Gao <zhangfei.gao@linaro.org> | 2013-04-25 11:10:59 +0800 |
| commit | 6a55e756a0ca30231b7a692cf6f3fdbc22436cd7 (patch) | |
| tree | c02a470838c62d4efce4550da967adee9738518f | |
| parent | bb48ef89ea45a186b1396fe9f6e01df54d2e9d2d (diff) | |
mmc: dw_mmc-hisilicon: define dw_mci_hs_pmopstouch_4.24
dw_mci_hs_tun has to be re-tuned after resume, so define dw_mci_hs_pmops instead
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
| -rw-r--r-- | drivers/mmc/host/dw_mmc-hisilicon.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/drivers/mmc/host/dw_mmc-hisilicon.c b/drivers/mmc/host/dw_mmc-hisilicon.c index 85c4271e2bd3..c09746689848 100644 --- a/drivers/mmc/host/dw_mmc-hisilicon.c +++ b/drivers/mmc/host/dw_mmc-hisilicon.c @@ -361,13 +361,51 @@ int dw_mci_hs_probe(struct platform_device *pdev) return dw_mci_pltfm_register(pdev, drv_data); } +#ifdef CONFIG_PM_SLEEP +static int dw_mci_hs_suspend(struct device *dev) +{ + int ret; + struct dw_mci *host = dev_get_drvdata(dev); + + ret = dw_mci_suspend(host); + if (ret) + return ret; + + return 0; +} + +static int dw_mci_hs_resume(struct device *dev) +{ + int ret; + struct dw_mci *host = dev_get_drvdata(dev); + struct dw_mci_hs_priv_data *priv = host->priv; + + if (priv->type == DW_MCI_TYPE_HI4511) { + int id = priv->id; + + dw_mci_hs_tun(host, id, MMC_TIMING_LEGACY); + } + + ret = dw_mci_resume(host); + if (ret) + return ret; + + return 0; +} +#else +#define dw_mci_hs_suspend NULL +#define dw_mci_hs_resume NULL +#endif /* CONFIG_PM_SLEEP */ + +SIMPLE_DEV_PM_OPS(dw_mci_hs_pmops, dw_mci_hs_suspend, dw_mci_hs_resume); + static struct platform_driver dw_mci_hs_pltfm_driver = { .probe = dw_mci_hs_probe, .remove = dw_mci_pltfm_remove, .driver = { .name = DRIVER_NAME, .of_match_table = of_match_ptr(dw_mci_hs_match), - .pm = &dw_mci_pltfm_pmops, + .pm = &dw_mci_hs_pmops, }, }; |