| Message ID | 1566995328-15158-2-git-send-email-henryc.chen@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add driver for dvfsrc, support for active state of scpsys | expand |
On Wed, 28 Aug 2019 20:28:39 +0800, Henry Chen wrote: > Document the binding for enabling dvfsrc on MediaTek SoC. > > Signed-off-by: Henry Chen <henryc.chen@mediatek.com> > --- > .../devicetree/bindings/soc/mediatek/dvfsrc.txt | 23 ++++++++++++++++++++++ > include/dt-bindings/soc/mtk,dvfsrc.h | 14 +++++++++++++ > 2 files changed, 37 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt > create mode 100644 include/dt-bindings/soc/mtk,dvfsrc.h > Please add Acked-by/Reviewed-by tags when posting new versions. However, there's no need to repost patches *only* to add the tags. The upstream maintainer will do that for acks received on the version they apply. If a tag was not added on purpose, please state why and what changed.
On Thu, 2019-08-29 at 14:16 -0500, Rob Herring wrote: > On Wed, 28 Aug 2019 20:28:39 +0800, Henry Chen wrote: > > Document the binding for enabling dvfsrc on MediaTek SoC. > > > > Signed-off-by: Henry Chen <henryc.chen@mediatek.com> > > --- > > .../devicetree/bindings/soc/mediatek/dvfsrc.txt | 23 ++++++++++++++++++++++ > > include/dt-bindings/soc/mtk,dvfsrc.h | 14 +++++++++++++ > > 2 files changed, 37 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt > > create mode 100644 include/dt-bindings/soc/mtk,dvfsrc.h > > > > Please add Acked-by/Reviewed-by tags when posting new versions. However, > there's no need to repost patches *only* to add the tags. The upstream > maintainer will do that for acks received on the version they apply. > > If a tag was not added on purpose, please state why and what changed. Hi Rob, I'm sorry for the mistake. I stand corrected, and will add tags on next version. Henry
diff --git a/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt b/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt new file mode 100644 index 0000000..7f43499 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt @@ -0,0 +1,23 @@ +MediaTek DVFSRC + +The Dynamic Voltage and Frequency Scaling Resource Collector (DVFSRC) is a +HW module which is used to collect all the requests from both software and +hardware and turn into the decision of minimum operating voltage and minimum +DRAM frequency to fulfill those requests. + +Required Properties: +- compatible: Should be one of the following + - "mediatek,mt8183-dvfsrc": For MT8183 SoC +- reg: Address range of the DVFSRC unit +- clock-names: Must include the following entries: + "dvfsrc": DVFSRC module clock +- clocks: Must contain an entry for each entry in clock-names. + +Example: + + dvfsrc@10012000 { + compatible = "mediatek,mt8183-dvfsrc"; + reg = <0 0x10012000 0 0x1000>; + clocks = <&infracfg CLK_INFRA_DVFSRC>; + clock-names = "dvfsrc"; + }; diff --git a/include/dt-bindings/soc/mtk,dvfsrc.h b/include/dt-bindings/soc/mtk,dvfsrc.h new file mode 100644 index 0000000..a522488 --- /dev/null +++ b/include/dt-bindings/soc/mtk,dvfsrc.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (c) 2018 MediaTek Inc. + */ + +#ifndef _DT_BINDINGS_POWER_MTK_DVFSRC_H +#define _DT_BINDINGS_POWER_MTK_DVFSRC_H + +#define MT8183_DVFSRC_LEVEL_1 1 +#define MT8183_DVFSRC_LEVEL_2 2 +#define MT8183_DVFSRC_LEVEL_3 3 +#define MT8183_DVFSRC_LEVEL_4 4 + +#endif /* _DT_BINDINGS_POWER_MTK_DVFSRC_H */
Document the binding for enabling dvfsrc on MediaTek SoC. Signed-off-by: Henry Chen <henryc.chen@mediatek.com> --- .../devicetree/bindings/soc/mediatek/dvfsrc.txt | 23 ++++++++++++++++++++++ include/dt-bindings/soc/mtk,dvfsrc.h | 14 +++++++++++++ 2 files changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/dvfsrc.txt create mode 100644 include/dt-bindings/soc/mtk,dvfsrc.h