ENGR00283508-2 arm: dts: imx6sl: support pwm pin sleep mode

As i.MX6SL EVK board is very sensitive to DSM power, so we
need to lower IO power of PWM pin:

MX6SL_PAD_PWM1__GPIO3_IO23

Signed-off-by: Anson Huang <b20788@freescale.com>

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index c3533c4276bf6f1844281e1fab44814580544336..951e3178576bde20e59b955670bd61b878d16947 100644 (file)
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -513,8 +513,9 @@
 };
 
 &pwm1 {
-       pinctrl-names = "default";
+       pinctrl-names = "default", "sleep";
        pinctrl-0 = <&pinctrl_pwm1_0>;
+       pinctrl-1 = <&pinctrl_pwm1_0_sleep>;
        status = "okay";
 };
 

diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index ab026dd1616aaedbef6578fb5afc733e3b959be0..20ea7fcd3545c5b008e99d259ed8a7e962223edf 100644 (file)
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -925,6 +925,12 @@
                                MX6SL_PAD_PWM1__PWM1_OUT 0x110b0
                        >;
                };
+
+               pinctrl_pwm1_0_sleep: pwm1grp-0-sleep {
+                       fsl,pins = <
+                               MX6SL_PAD_PWM1__GPIO3_IO23 0x3080
+                       >;
+               };
        };
 
        uart1 {