summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/mfd/hi6421.txt
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--Documentation/devicetree/bindings/mfd/hi6421.txt40
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/hi6421.txt b/Documentation/devicetree/bindings/mfd/hi6421.txt
new file mode 100644
index 000000000..22da96d34
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/hi6421.txt
@@ -0,0 +1,40 @@
+* HI6421 Multi-Functional Device (MFD), by HiSilicon Ltd.
+
+Required parent device properties:
+- compatible : One of the following chip-specific strings:
+ "hisilicon,hi6421-pmic";
+ "hisilicon,hi6421v530-pmic";
+- reg : register range space of hi6421;
+
+Supported Hi6421 sub-devices include:
+
+Device IRQ Names Supply Names Description
+------ --------- ------------ -----------
+regulators : None : None : Regulators
+
+Required child device properties:
+None.
+
+Example:
+ hi6421 {
+ compatible = "hisilicon,hi6421-pmic";
+ reg = <0xfcc00000 0x0180>; /* 0x60 << 2 */
+
+ regulators {
+ // supply for MLC NAND/ eMMC
+ hi6421_vout0_reg: hi6421_vout0 {
+ regulator-name = "VOUT0";
+ regulator-min-microvolt = <2850000>;
+ regulator-max-microvolt = <2850000>;
+ };
+
+ // supply for 26M Oscillator
+ hi6421_vout1_reg: hi6421_vout1 {
+ regulator-name = "VOUT1";
+ regulator-min-microvolt = <1700000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };