arm64: jetson-cv: disable ldo6

Since ldo6 is not used on Jetson-CV, to disable it for safe. Although the ldo6
will not be enabled by any driver in Jetson-CV, but it has been set as
"regulator-always-on" and "regulator-boot-on" in
tegra210-jetson-e-pmic-p2530-0930-e03.dtsi.

Bug 1688673

Change-Id: I1fd17a6dc222d23069f03318ef4b30a67b2cec0f
Signed-off-by: Neil Chen <neilc@nvidia.com>
Reviewed-on: http://git-master/r/822584
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>

diff --git a/arch/arm64/boot/dts/tegra210-platforms/tegra210-jetson-cv-power-tree-p2597-2180-a00.dtsi b/arch/arm64/boot/dts/tegra210-platforms/tegra210-jetson-cv-power-tree-p2597-2180-a00.dtsi
index 3c74c3069e9fca518b90d836963e176317650b43..b537360e5a35bca036ba23cdf81899cc053471c1 100644 (file)
--- a/arch/arm64/boot/dts/tegra210-platforms/tegra210-jetson-cv-power-tree-p2597-2180-a00.dtsi
+++ b/arch/arm64/boot/dts/tegra210-platforms/tegra210-jetson-cv-power-tree-p2597-2180-a00.dtsi
@@ -34,6 +34,12 @@
                                ldo2 {
                                        regulator-name = "vddio-sdmmc1";
                                };
+                               ldo6 {
+                                       /delete-property/ regulator-always-on;
+                                       /delete-property/ regulator-boot-on;
+                                       regulator-boot-off;
+                                       maxim,fps-source = <FPS_SRC_NONE>;
+                               };
                        };
                };
        };