[v4,2/5] dt-bindings: devfreq: rk3399_dmc: Add rockchip,pmu phandle.
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Message ID 20190415212948.7736-3-gael.portay@collabora.com
State Not Applicable
Headers show
Series
  • Add support for drm/rockchip to dynamically control the DDR frequency.
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Commit Message

Gaël PORTAY April 15, 2019, 9:29 p.m. UTC
From: Enric Balletbo i Serra <enric.balletbo@collabora.com>

The Rockchip DMC (Dynamic Memory Interface) needs to access to the PMU
general register files to know the DRAM type, so add a phandle to the
syscon that manages these registers.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Gaël PORTAY <gael.portay@collabora.com>
Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
---

Changes in v4:
- [PATCH v3 2/5] Add Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>.

Changes in v3:
- [PATCH v2 2/5] Add Signed-off-by: Gaël PORTAY <gael.portay@collabora.com>.

Changes in v2: None

Changes in v1:
- [RFC 2/10] Add reviewed and acked tags from Chanwoo Choi and Rob Herring

 Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt | 2 ++
 1 file changed, 2 insertions(+)

Patch
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diff --git a/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt b/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
index 0ec68141f85a..951789c0cdd6 100644
--- a/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
+++ b/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
@@ -12,6 +12,8 @@  Required properties:
 			 for details.
 - center-supply:	 DMC supply node.
 - status:		 Marks the node enabled/disabled.
+- rockchip,pmu:		 Phandle to the syscon managing the "PMU general register
+			 files".
 
 Optional properties:
 - interrupts:		 The CPU interrupt number. The interrupt specifier