[v2,18/19] ARM: dts: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3
diff mbox

Message ID 1449634091-1842-19-git-send-email-cw00.choi@samsung.com
State New, archived
Headers show

Commit Message

Chanwoo Choi Dec. 9, 2015, 4:08 a.m. UTC
This patch expands the voltage range of buck1/3 regulator due to as following:
- MIF (Memory Interface) bus frequency needs the 90000uV ~ 1050000uV V.
- INT (Internal) bus frequency needs 90000uV ~ 1000000uV.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---
 arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Krzysztof Kozlowski Dec. 10, 2015, 7:02 a.m. UTC | #1
On 09.12.2015 13:08, Chanwoo Choi wrote:
> This patch expands the voltage range of buck1/3 regulator due to as following:
> - MIF (Memory Interface) bus frequency needs the 90000uV ~ 1050000uV V.
> - INT (Internal) bus frequency needs 90000uV ~ 1000000uV.

90000->900000 and duplicated "uV V". Maybe just:
900 - 1050 mV
900 - 1000 mV
?

> 
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> ---
>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 

For the contents of patch:

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

Best regards,
Krzysztof


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Chanwoo Choi Dec. 10, 2015, 7:19 a.m. UTC | #2
On 2015? 12? 10? 16:02, Krzysztof Kozlowski wrote:
> On 09.12.2015 13:08, Chanwoo Choi wrote:
>> This patch expands the voltage range of buck1/3 regulator due to as following:
>> - MIF (Memory Interface) bus frequency needs the 90000uV ~ 1050000uV V.
>> - INT (Internal) bus frequency needs 90000uV ~ 1000000uV.
> 
> 90000->900000 and duplicated "uV V". Maybe just:
> 900 - 1050 mV
> 900 - 1000 mV
> ?

OK. I'll modify the patch description.

> 
>>
>> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
>> ---
>>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>>
> 
> For the contents of patch:
> 
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

Best Regards,
Chanwoo CHoi

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Patch
diff mbox

diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index 90800a6da14b..171dea1e3e4a 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -359,8 +359,8 @@ 
 
 			buck1_reg: BUCK1 {
 				regulator-name = "vdd_mif";
-				regulator-min-microvolt = <1000000>;
-				regulator-max-microvolt = <1000000>;
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <1050000>;
 				regulator-always-on;
 				regulator-boot-on;
 			};
@@ -375,7 +375,7 @@ 
 
 			buck3_reg: BUCK3 {
 				regulator-name = "vdd_int";
-				regulator-min-microvolt = <1000000>;
+				regulator-min-microvolt = <900000>;
 				regulator-max-microvolt = <1000000>;
 				regulator-always-on;
 				regulator-boot-on;