diff options
| author | Suresh Mangipudi <smangipudi@nvidia.com> | 2011-05-18 16:37:25 +0530 |
|---|---|---|
| committer | Niket Sirsi <nsirsi@nvidia.com> | 2011-05-24 16:26:20 -0700 |
| commit | 9a9e1d5d0a0a115043579b2de468dc84e49c6ec0 (patch) | |
| tree | 30aa8ae2b51a7f8921f6014844bfecda8e160ae5 /drivers | |
| parent | 59e90176334eee9bfc86c63c8bf29ef9f0ddbd9a (diff) | |
sdhci: tegra: Enable SDHCI_QUIRK_BROKEN_CARD_DETECTION
Enabling SDHCI_QUIRK_BROKEN_CARD_DETECTION. For non-
removable cards, always set card_present as true.
Bug 827470
Change-Id: I1148984e4dff314173b88373e1494379abce31f3
Reviewed-on: http://git-master/r/31990
Reviewed-by: Pavan Kunapuli <pkunapuli@nvidia.com>
Tested-by: Pavan Kunapuli <pkunapuli@nvidia.com>
Reviewed-by: Suresh Mangipudi <smangipudi@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-tegra.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index edf0dc63dc0a..762b32bb00ac 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -41,6 +41,7 @@ struct tegra_sdhci_host { bool card_always_on; u32 sdhci_ints; int wp_gpio; + int card_present; }; static irqreturn_t carddetect_irq(int irq, void *data) @@ -86,6 +87,13 @@ static void tegra_sdhci_set_clock(struct sdhci_host *sdhci, unsigned int clock) tegra_sdhci_enable_clock(host, clock); } +static int tegra_sdhci_card_detect(struct sdhci_host *sdhost) +{ + struct tegra_sdhci_host *host = sdhci_priv(sdhost); + + return host->card_present; +} + static int tegra_sdhci_get_ro(struct sdhci_host *sdhci) { struct tegra_sdhci_host *host; @@ -99,6 +107,7 @@ static struct sdhci_ops tegra_sdhci_ops = { .enable_dma = tegra_sdhci_enable_dma, .set_clock = tegra_sdhci_set_clock, .get_ro = tegra_sdhci_get_ro, + .card_detect = tegra_sdhci_card_detect, }; static int __devinit tegra_sdhci_probe(struct platform_device *pdev) @@ -163,7 +172,8 @@ static int __devinit tegra_sdhci_probe(struct platform_device *pdev) SDHCI_QUIRK_8_BIT_DATA | SDHCI_QUIRK_NO_VERSION_REG | SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC | - SDHCI_QUIRK_RUNTIME_DISABLE; + SDHCI_QUIRK_RUNTIME_DISABLE | + SDHCI_QUIRK_BROKEN_CARD_DETECTION; if (plat->force_hs != 0) sdhci->quirks |= SDHCI_QUIRK_FORCE_HIGH_SPEED_MODE; @@ -194,6 +204,8 @@ static int __devinit tegra_sdhci_probe(struct platform_device *pdev) plat->register_status_notify( tegra_sdhci_status_notify_cb, sdhci); } + if (plat->cd_gpio == -1) + host->card_present = true; if (plat->board_probe) plat->board_probe(pdev->id, sdhci->mmc); |