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yaml
---
r: 184714
b: refs/heads/master
c: 1df58db
h: refs/heads/master
v: v3
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Adrian Hunter authored and Tony Lindgren committed Feb 15, 2010
1 parent 08f8b30 commit 8f6a2df
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Showing 5 changed files with 14 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ce6f00165d5314698afd04ee20cede156cfcc593
refs/heads/master: 1df58db8a25ec7656005f1dd161a9ede044551b7
3 changes: 3 additions & 0 deletions trunk/arch/arm/mach-omap2/hsmmc.c
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Expand Up @@ -202,6 +202,9 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
if (c->power_saving)
mmc->slots[0].power_saving = 1;

if (c->no_off)
mmc->slots[0].no_off = 1;

/* NOTE: MMC slots should have a Vcc regulator set up.
* This may be from a TWL4030-family chip, another
* controllable regulator, or a fixed supply.
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1 change: 1 addition & 0 deletions trunk/arch/arm/mach-omap2/hsmmc.h
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Expand Up @@ -14,6 +14,7 @@ struct omap2_hsmmc_info {
bool cover_only; /* No card detect - just cover switch */
bool nonremovable; /* Nonremovable e.g. eMMC */
bool power_saving; /* Try to sleep or power off when possible */
bool no_off; /* power_saving and power is not to go off */
int gpio_cd; /* or -EINVAL */
int gpio_wp; /* or -EINVAL */
char *name; /* or NULL for default */
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3 changes: 3 additions & 0 deletions trunk/arch/arm/plat-omap/include/plat/mmc.h
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Expand Up @@ -96,6 +96,9 @@ struct omap_mmc_platform_data {
/* Try to sleep or power off when possible */
unsigned power_saving:1;

/* If using power_saving and the MMC power is not to go off */
unsigned no_off:1;

int switch_pin; /* gpio (card detect) */
int gpio_wp; /* gpio (write protect) */

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6 changes: 6 additions & 0 deletions trunk/drivers/mmc/host/omap_hsmmc.c
Original file line number Diff line number Diff line change
Expand Up @@ -1656,6 +1656,9 @@ static int omap_hsmmc_disabled_to_sleep(struct omap_hsmmc_host *host)
dev_dbg(mmc_dev(host->mmc), "DISABLED -> %s\n",
host->dpm_state == CARDSLEEP ? "CARDSLEEP" : "REGSLEEP");

if (mmc_slot(host).no_off)
return 0;

if ((host->mmc->caps & MMC_CAP_NONREMOVABLE) ||
mmc_slot(host).card_detect ||
(mmc_slot(host).get_cover_state &&
Expand All @@ -1671,6 +1674,9 @@ static int omap_hsmmc_sleep_to_off(struct omap_hsmmc_host *host)
if (!mmc_try_claim_host(host->mmc))
return 0;

if (mmc_slot(host).no_off)
return 0;

if (!((host->mmc->caps & MMC_CAP_NONREMOVABLE) ||
mmc_slot(host).card_detect ||
(mmc_slot(host).get_cover_state &&
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