1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c
index f1f9c6d36bd2..165aa9c748f6 100644
--- a/arch/arm/mach-tegra/clock.c
+++ b/arch/arm/mach-tegra/clock.c
@@ -390,6 +390,20 @@ void __init tegra_init_clock(void)
         tegra2_init_clocks();
 }
 
+/*
+ * The SDMMC controllers have extra bits in the clock source register that
+ * adjust the delay between the clock and data to compenstate for delays
+ * on the PCB.
+ */
+void tegra_sdmmc_tap_delay(struct clk *c, int delay)
+{
+        unsigned long flags;
+
+        spin_lock_irqsave(&c->spinlock, flags);
+        tegra2_sdmmc_tap_delay(c, delay);
+        spin_unlock_irqrestore(&c->spinlock, flags);
+}
+
 #ifdef CONFIG_DEBUG_FS
 
 static int __clk_lock_all_spinlocks(void)