Commit c9d61a5a authored by Stanley Chu's avatar Stanley Chu Committed by Martin K. Petersen
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scsi: dt-bindings: ufs: Add VCC capability on MediaTek UFS driver 



Add VCC supply for ufs-mediatek driver to provide power-saving operation
during low-power modes. For example VCC can be turned-off during system
suspend and turned-on after system is resumed.

Signed-off-by: default avatarStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 55dc9b3c

Documentation/devicetree/bindings/ufs/ufs-mediatek.txt

+3 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ Required properties for UFS nodes: 
                       defined or a value in the array is "0" then it is assumed

                       that the frequency is set by the parent clock or a

                       fixed rate clock source.

- vcc-supply         : phandle to VCC supply regulator node.



Example:
@@ -37,4 +38,6 @@ Example: 
		clocks = <&infracfg_ao INFRACFG_AO_UFS_CG>;

		clock-names = "ufs";

		freq-table-hz = <0 0>;



		vcc-supply = <&mt_pmic_vemc_ldo_reg>;

	};