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authorMugunthan V N <mugunthanvnm@ti.com>2015-10-12 14:37:12 +0530
committerTony Lindgren <tony@atomide.com>2015-10-12 16:49:12 -0700
commit267068d83e6df3bcc8b6486dcb2b43e09cd50be8 (patch)
tree13cdc948b4e9d2dd229bc76e18cd4d5157cf43e4
parent0731cbdd5f408502036184ab510c924a6551bf18 (diff)
downloadlinux-linaro-stable-267068d83e6df3bcc8b6486dcb2b43e09cd50be8.tar.gz
ARM: dts: dra7xx: am57xx: fix cd-gpios definition as per hardware design and dt binding docs
As per mmc device tree binding documentation card detect gpio has to be active low signal. When a hardware is designed with active high card detect, gpio polarity has to be changed with cd-inverted dt property. In DRA74x, DRA72x and AM57xx EVMs the card detect gpio is designed as active low gpio. So correcting the dt card detect gpio definition. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/am57xx-beagle-x15.dts2
-rw-r--r--arch/arm/boot/dts/dra7-evm.dts2
-rw-r--r--arch/arm/boot/dts/dra72-evm.dts2
3 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts
index beee919f54a4..341ec8825c51 100644
--- a/arch/arm/boot/dts/am57xx-beagle-x15.dts
+++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts
@@ -665,7 +665,7 @@
vmmc-supply = <&ldo1_reg>;
bus-width = <4>;
- cd-gpios = <&gpio6 27 0>; /* gpio 219 */
+ cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>; /* gpio 219 */
};
&mmc2 {
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 4e796493a463..864f60020124 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -634,7 +634,7 @@
* SDCD signal is not being used here - using the fact that GPIO mode
* is always hardwired.
*/
- cd-gpios = <&gpio6 27 0>;
+ cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>;
};
&mmc2 {
diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
index cc671187814a..27e414295acc 100644
--- a/arch/arm/boot/dts/dra72-evm.dts
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -613,7 +613,7 @@
* SDCD signal is not being used here - using the fact that GPIO mode
* is a viable alternative
*/
- cd-gpios = <&gpio6 27 0>;
+ cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>;
max-frequency = <192000000>;
};