diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1247-fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch')
| -rw-r--r-- | target/linux/s3c24xx/patches-2.6.24/1247-fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1247-fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch b/target/linux/s3c24xx/patches-2.6.24/1247-fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch deleted file mode 100644 index defef57..0000000 --- a/target/linux/s3c24xx/patches-2.6.24/1247-fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 8533927964761f4e2078ccd8607b90f5acc60b93 Mon Sep 17 00:00:00 2001 -From: Andy Green <andy@openmoko.com> -Date: Thu, 24 Jul 2008 00:04:54 +0100 -Subject: [PATCH] fix-glamo-mci-ensure-more-than-74-clocks-after-power.patch - -We are meant to run SD_CLK a little while after power-on for the SD -Card, but with the no idle clock changes we didn't take care about it. - -This makes us sleep a little bit before disabling clock if we just -powered up the SD Card. - -Signed-off-by: Andy Green <andy@openmoko.com> ---- - drivers/mfd/glamo/glamo-mci.c | 8 ++++++++ - 1 files changed, 8 insertions(+), 0 deletions(-) - -diff --git a/drivers/mfd/glamo/glamo-mci.c b/drivers/mfd/glamo/glamo-mci.c -index 264a6bc..c2351e2 100644 ---- a/drivers/mfd/glamo/glamo-mci.c -+++ b/drivers/mfd/glamo/glamo-mci.c -@@ -684,6 +684,7 @@ static void glamo_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) - struct glamo_mci_host *host = mmc_priv(mmc); - int n = 0; - int div; -+ int powering = 0; - - /* Set power */ - switch(ios->power_mode) { -@@ -699,6 +700,7 @@ static void glamo_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) - glamo_engine_enable(glamo_mci_def_pdata.pglamo, - GLAMO_ENGINE_MMC); - glamo_mci_reset(host); -+ powering = 1; - break; - - case MMC_POWER_OFF: -@@ -716,6 +718,12 @@ static void glamo_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) - host->real_rate = __glamo_mci_set_card_clock(host, ios->clock, &div); - host->clk_div = div; - -+ /* after power-up, we are meant to give it >= 74 clocks so it can -+ * initialize itself. Doubt any modern cards need it but anyway... -+ */ -+ if (powering) -+ msleep(1); -+ - if (!sd_idleclk) - /* stop the clock to card, because we are idle until transfer */ - __glamo_mci_fix_card_div(host, -1); --- -1.5.6.5 - |