[PATCH 3/7] ARM: dts: dra72-evm: Set max clock frequency of MMC1 and MMC2

Kishon Vijay Abraham I kishon at ti.com
Thu Jul 30 01:13:36 PDT 2015


MMC1 supports SDR104 and MMC2 supports HS200 both of which requires
192MHz clock. Set the maximum operating clock frequency to 192 MHz.

Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
---
 arch/arm/boot/dts/dra72-evm.dts |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
index 3998d37..c5d8e7d 100644
--- a/arch/arm/boot/dts/dra72-evm.dts
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -508,6 +508,7 @@
 	 * is a viable alternative
 	 */
 	cd-gpios = <&gpio6 27 0>;
+	max-frequency = <192000000>;
 };
 
 &mmc2 {
@@ -519,6 +520,7 @@
 	vmmc-supply = <&evm_3v3>;
 	bus-width = <8>;
 	ti,non-removable;
+	max-frequency = <192000000>;
 };
 
 &dra7_pmx_core {
-- 
1.7.9.5




More information about the linux-arm-kernel mailing list