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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-06-08 13:50:00 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-06-08 13:50:35 -0700 |
| commit | 7e24cf43f7dcd6312473f01b59be60662232ffce (patch) | |
| tree | d2bf66d51d6d5673b44986456c38b81a95a539f7 /arch/arm/mach-omap2/hsmmc.c | |
| parent | a26d31cef06f43a76327c21235e75450869df2b8 (diff) | |
| parent | 33726bf2140a0e7c9de3ccd7cba6d69962f0b773 (diff) | |
| download | talos-op-linux-7e24cf43f7dcd6312473f01b59be60662232ffce.tar.gz talos-op-linux-7e24cf43f7dcd6312473f01b59be60662232ffce.zip | |
Merge 3.0-rc2 + Linus's latest into usb-linus
This is needed to get the following MAINTAINERS patch to apply properly.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/mach-omap2/hsmmc.c')
| -rw-r--r-- | arch/arm/mach-omap2/hsmmc.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index b2f30bed5a20..66868c5d5a29 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -145,6 +145,7 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot, int power_on, int vdd) { u32 reg; + unsigned long timeout; if (power_on) { reg = omap4_ctrl_pad_readl(control_pbias_offset); @@ -157,9 +158,15 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot, OMAP4_MMC1_PWRDNZ_MASK | OMAP4_USBC1_ICUSB_PWRDNZ_MASK); omap4_ctrl_pad_writel(reg, control_pbias_offset); - /* 4 microsec delay for comparator to generate an error*/ - udelay(4); - reg = omap4_ctrl_pad_readl(control_pbias_offset); + + timeout = jiffies + msecs_to_jiffies(5); + do { + reg = omap4_ctrl_pad_readl(control_pbias_offset); + if (!(reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK)) + break; + usleep_range(100, 200); + } while (!time_after(jiffies, timeout)); + if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) { pr_err("Pbias Voltage is not same as LDO\n"); /* Caution : On VMODE_ERROR Power Down MMC IO */ @@ -331,6 +338,9 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c, if (c->no_off) mmc->slots[0].no_off = 1; + if (c->no_off_init) + mmc->slots[0].no_regulator_off_init = c->no_off_init; + if (c->vcc_aux_disable_is_sleep) mmc->slots[0].vcc_aux_disable_is_sleep = 1; |
