diff options
| author | Varun Wadekar <vwadekar@nvidia.com> | 2011-03-17 15:59:49 +0530 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-03-17 21:18:18 -0800 |
| commit | 9af33225c86d679eaecf580e6f4b05f90c5bf27e (patch) | |
| tree | 961f5355ffb3ca6051816e1207a5cb362f180317 /drivers/mmc | |
| parent | 3c6e91f1ce32769c6636de4b4469b2c7b0da7750 (diff) | |
mmc: host: sdhci-tegra: power on sd controller in resume
Bug 783535
original-work by Pavan Kunapuli <pkunapuli@nvidia.com>
Change-Id: I91df865cd8235b5ffc7e49c675bcf417333c5776
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-on: http://git-master/r/23308
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci-tegra.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 2296cda1c760..dcb5551bc267 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -320,6 +320,7 @@ static int tegra_sdhci_resume(struct platform_device *pdev) { struct tegra_sdhci_host *host = platform_get_drvdata(pdev); int ret; + u8 pwr; if (host->card_always_on && is_card_sdio(host->sdhci->mmc->card)) { int ret = 0; @@ -342,6 +343,11 @@ static int tegra_sdhci_resume(struct platform_device *pdev) } tegra_sdhci_enable_clock(host, 1); + + pwr = SDHCI_POWER_ON; + sdhci_writeb(host->sdhci, pwr, SDHCI_POWER_CONTROL); + host->sdhci->pwr = 0; + ret = sdhci_resume_host(host->sdhci); if (ret) pr_err("%s: failed, error = %d\n", __func__, ret); |