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-rw-r--r--arch/arm/cpu/armv7/mx5/clock.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c
index a59b88a..46983ff 100644
--- a/arch/arm/cpu/armv7/mx5/clock.c
+++ b/arch/arm/cpu/armv7/mx5/clock.c
@@ -111,12 +111,16 @@ void enable_usboh3_clk(unsigned char enable)
}
#ifdef CONFIG_I2C_MXC
-/* i2c_num can be from 0 - 2 */
+/* i2c_num can be from 0, to 1 for i.MX51 and 2 for i.MX53 */
int enable_i2c_clk(unsigned char enable, unsigned i2c_num)
{
u32 mask;
+#if defined(CONFIG_MX51)
+ if (i2c_num > 1)
+#elif defined(CONFIG_MX53)
if (i2c_num > 2)
+#endif
return -EINVAL;
mask = MXC_CCM_CCGR_CG_MASK <<
(MXC_CCM_CCGR1_I2C1_OFFSET + (i2c_num << 1));