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path: root/target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch
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Diffstat (limited to 'target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch')
-rw-r--r--target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch50
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch b/target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch
new file mode 100644
index 0000000000..3dfb11661b
--- /dev/null
+++ b/target/linux/omap24xx/patches-3.3/810-mmc-fixes.patch
@@ -0,0 +1,50 @@
+--- a/drivers/mmc/host/omap.c
++++ b/drivers/mmc/host/omap.c
+@@ -1456,6 +1456,7 @@ static int __init mmc_omap_probe(struct
+ host->dma_ch = -1;
+
+ host->irq = irq;
++ host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
+ host->phys_base = host->mem_res->start;
+ host->virt_base = ioremap(res->start, resource_size(res));
+ if (!host->virt_base)
+@@ -1495,7 +1496,9 @@ static int __init mmc_omap_probe(struct
+ }
+ }
+
+- host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
++ /* Make sure the detect workqueue was run at least once. */
++ printk(KERN_INFO "OMAP-mmc: waiting for cards...\n");
++ mmc_flush_scheduled_work();
+
+ return 0;
+
+--- a/drivers/mmc/core/core.c
++++ b/drivers/mmc/core/core.c
+@@ -78,12 +78,13 @@ static int mmc_schedule_delayed_work(str
+ }
+
+ /*
+- * Internal function. Flush all scheduled work from the MMC work queue.
++ * Flush all scheduled work from the MMC work queue.
+ */
+-static void mmc_flush_scheduled_work(void)
++void mmc_flush_scheduled_work(void)
+ {
+ flush_workqueue(workqueue);
+ }
++EXPORT_SYMBOL(mmc_flush_scheduled_work);
+
+ #ifdef CONFIG_FAIL_MMC_REQUEST
+
+--- a/include/linux/mmc/host.h
++++ b/include/linux/mmc/host.h
+@@ -445,6 +445,8 @@ static inline int mmc_boot_partition_acc
+ return !(host->caps2 & MMC_CAP2_BOOTPART_NOACC);
+ }
+
++void mmc_flush_scheduled_work(void);
++
+ #ifdef CONFIG_MMC_CLKGATE
+ void mmc_host_clk_hold(struct mmc_host *host);
+ void mmc_host_clk_release(struct mmc_host *host);