MLK-11407-2: ARM: dts: imx6qdl/sl: add ldo bypass support

add ldo bypass support on i.mx6q/dl and i.mx6sl.

Signed-off-by: Robin Gong <b38343@freescale.com>

diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 97ebc7a..fe7e39e 100644 (file)
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -21,7 +21,7 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        compatible = "arm,cortex-a9";
                        device_type = "cpu";
                        reg = <0>;

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 3eb5bff..f5bb101 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -260,6 +260,11 @@
                                 <&clks IMX6QDL_CLK_PLL3_USB_OTG>;
 };
 
+&cpu0 {
+       arm-supply = <&sw1a_reg>;
+       soc-supply = <&sw1c_reg>;
+};
+
 &ecspi1 {
        fsl,spi-num-chipselects = <1>;
        cs-gpios = <&gpio4 9 0>;
@@ -284,6 +289,10 @@
        status = "okay";
 };
 
+&gpc {
+       fsl,ldo-bypass = <1>;
+};
+
 &hdmi_audio {
        status = "okay";
 };

diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 0189171..5155239 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -748,6 +748,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
 
                                reg_pu: regulator-vddpu {
@@ -765,6 +766,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
 
                                reg_soc: regulator-vddsoc {
@@ -782,6 +784,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
                        };
 

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 86377a6..7fc48fb 100644 (file)
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -125,6 +125,11 @@
        status = "okay";
 };
 
+&cpu0 {
+       arm-supply = <&sw1a_reg>;
+       soc-supply = <&sw1c_reg>;
+};
+
 &ecspi1 {
        fsl,spi-num-chipselects = <1>;
        cs-gpios = <&gpio4 11 0>;
@@ -149,6 +154,10 @@
        status = "okay";
 };
 
+&gpc {
+        fsl,ldo-bypass = <1>;
+};
+
 &i2c1 {
        clock-frequency = <100000>;
        pinctrl-names = "default";

diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index 0db0b56..12a6391 100644 (file)
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -37,7 +37,7 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        compatible = "arm,cortex-a9";
                        device_type = "cpu";
                        reg = <0x0>;
@@ -608,6 +608,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
 
                                reg_pu: regulator-vddpu {
@@ -625,6 +626,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
 
                                reg_soc: regulator-vddsoc {
@@ -642,6 +644,7 @@
                                        anatop-min-bit-val = <1>;
                                        anatop-min-voltage = <725000>;
                                        anatop-max-voltage = <1450000>;
+                                       regulator-allow-bypass;
                                };
                        };