[U-Boot] [PATCH v3 8/8] rockchip: rk3399-puma: Set VDD_LOG to 950 mV.

Christoph Muellner christoph.muellner at theobroma-systems.com
Mon Dec 17 13:30:06 UTC 2018


This patch sets VDD_LOG to 950 mV on RK3399-Q7.
This is required to address stability issues on Puma
in heavy-load use-cases.

Reported-by: Assaf Agmon <assaf at r-go.io>
Signed-off-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner at theobroma-systems.com>

---

Changes in v3:
 - Fix message verbosity in pinctrl driver.
 - Changed patches according to review feedback.
 - Add patch to enable the full pinctrl driver only for Puma boards.

Changes in v2:
 - Changed patches according to review feedback.
 - Fix pinctrl infrastructure instead of hacking board_init() code.

 arch/arm/dts/rk3399-puma.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/dts/rk3399-puma.dtsi b/arch/arm/dts/rk3399-puma.dtsi
index 09f7992f65..8304f67192 100644
--- a/arch/arm/dts/rk3399-puma.dtsi
+++ b/arch/arm/dts/rk3399-puma.dtsi
@@ -172,7 +172,7 @@
 		regulator-max-microvolt = <1400000>;
 		regulator-always-on;
 		regulator-boot-on;
-		regulator-init-microvolt = <900000>;
+		regulator-init-microvolt = <950000>;
 	};
 };
 
-- 
2.11.0



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