[PATCH 17/22] mmc: omap_hsmmc: ensure pbias configuration is always done

Adrian Hunter
2011-05-05T11:51:17Z

Go through the driver's set_power() functions rather than
calling regulator_enable/disable() directly because otherwise
pbias configuration for MMC1 is not done.

Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
---
drivers/mmc/host/omap_hsmmc.c | 17 ++++++++---------
1 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index e7c181a..de7f15c 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -457,15 +457,14 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
* framework is fixed, we need a workaround like this
* (which is safe for MMC, but not in general).
*/
- if (regulator_is_enabled(host->vcc) > 0) {
- regulator_enable(host->vcc);
- regulator_disable(host->vcc);
- }
- if (host->vcc_aux) {
- if (regulator_is_enabled(reg) > 0) {
- regulator_enable(reg);
- regulator_disable(reg);
- }
+ if (regulator_is_enabled(host->vcc) > 0 ||
+ (host->vcc_aux && regulator_is_enabled(host->vcc_aux))) {
+ int vdd = ffs(mmc_slot(host).ocr_mask) - 1;
+
+ mmc_slot(host).set_power(host->dev, host->slot_id,
+ 1, vdd);
+ mmc_slot(host).set_power(host->dev, host->slot_id,
+ 0, 0);
}
}

--
1.7.0.4