Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1290882
| From | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 19/20] ARM: dts: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3 |
| Date | 2015-12-14 07:50 +0100 |
| Message-ID | <qFv7l-2ur-25@gated-at.bofh.it> (permalink) |
| References | <qFuXD-2r2-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
This patch expands the voltage range of buck1/3 regulator due to as following:
- MIF (Memory Interface) bus frequency needs the range of '900 - 1050 mV'.
- INT (Internal) bus frequency needs the range of '900 - 1000 mV'.
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
[linux.amoon: Tested on Odroid U3]
Tested-by: Anand Moon <linux.amoon@gmail.com>
---
arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index cda1ec86dfba..7bd65026761e 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -356,8 +356,8 @@
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;
};
@@ -372,7 +372,7 @@
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;
--
1.9.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH v4 00/20] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 04/20] ARM: dts: Add DMC bus frequency for exynos3250-rinato/monk Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 02/20] PM / devfreq: exynos: Add documentation for generic exynos bus frequency driver Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 20/20] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3 Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
Re: [PATCH v4 20/20] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2015-12-15 01:40 +0100
[PATCH v4 08/20] PM / devfreq: exynos: Add support of bus frequency of sub-blocks using passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 19/20] ARM: dts: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3 Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 12/20] MAINTAINERS: Add samsung bus frequency driver entry Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 07/20] PM / devfreq: Show the related information according to governor type Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 06/20] PM / devfreq: Add devfreq_get_devfreq_by_phandle() Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 15/20] ARM: dts: Add bus nodes using VDD_INT for Exynos4x12 Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
[PATCH v4 03/20] ARM: dts: Add DMC bus node for Exynos3250 Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-14 07:50 +0100
csiph-web