ARM: dts: exynos: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3
authorChanwoo Choi <cw00.choi@samsung.com>
Mon, 11 Apr 2016 03:57:57 +0000 (12:57 +0900)
committerKrzysztof Kozlowski <k.kozlowski@samsung.com>
Tue, 3 May 2016 10:22:59 +0000 (12:22 +0200)
This patch expands the voltage range of buck1/3 regulator due to as following:
- MIF (Memory Interface) bus frequency needs the range of '900 - 1100 mV'.
- INT (Internal) bus frequency needs the range of '900 - 1050 mV'.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
[m.reichl and linux.amoon: Tested it on exynos4412-odroidu3 board]
Tested-by: Markus Reichl <m.reichl@fivetechno.de>
Tested-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
arch/arm/boot/dts/exynos4412-odroid-common.dtsi

index cba37c97470352fe91959e7cfc2c14782fd89fab..b4983cbc4f8c6e2741ba4a9c8205f951f5d46b21 100644 (file)
 
                        buck1_reg: BUCK1 {
                                regulator-name = "vdd_mif";
-                               regulator-min-microvolt = <1000000>;
-                               regulator-max-microvolt = <1000000>;
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <1100000>;
                                regulator-always-on;
                                regulator-boot-on;
                        };
 
                        buck3_reg: BUCK3 {
                                regulator-name = "vdd_int";
-                               regulator-min-microvolt = <1000000>;
-                               regulator-max-microvolt = <1000000>;
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <1050000>;
                                regulator-always-on;
                                regulator-boot-on;
                        };