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Sat, 12 Jun 2021 12:20:13 +0000 From: "Peng Fan (OSS)" To: Shawn Guo , "Peng Fan (OSS)" CC: "robh+dt@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , dl-linux-imx , "p.zabel@pengutronix.de" , "l.stach@pengutronix.de" , "krzk@kernel.org" , "agx@sigxcpu.org" , "marex@denx.de" , "andrew.smirnov@gmail.com" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Jacky Bai , "frieder.schrempf@kontron.de" , "aford173@gmail.com" , Abel Vesa , Rob Herring Subject: RE: [PATCH V6 2/4] Documentation: bindings: clk: Add bindings for i.MX BLK_CTL Thread-Topic: [PATCH V6 2/4] Documentation: bindings: clk: Add bindings for i.MX BLK_CTL Thread-Index: AQHXTwvTHCgmK+UCy0qWVIaZbeH5CqsPqnwAgADB4HA= Date: Sat, 12 Jun 2021 12:20:13 +0000 Message-ID: References: <20210522134249.15322-1-peng.fan@oss.nxp.com> <20210522134249.15322-3-peng.fan@oss.nxp.com> <20210612004550.GC29138@dragon> In-Reply-To: <20210612004550.GC29138@dragon> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: kernel.org; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > Subject: Re: [PATCH V6 2/4] Documentation: bindings: clk: Add bindings for > i.MX BLK_CTL > > On Sat, May 22, 2021 at 09:42:47PM +0800, Peng Fan (OSS) wrote: > > From: Peng Fan > > > > Document the i.MX BLK_CTL with its devicetree properties. > > > > Each BLK CTL have different power domain inputs and they have > > different names, so we are not able to list all the power domain names > > for each BLK CTL here. > > > > For example: > > i.MX8MM dispmix BLK CTL, it has > > power-domains = <&pgc_dispmix>, <&pgc_mipi>; > > power-domain-names = "dispmix", "mipi"; > > > > vpumix BLK CTL, it has > > power-domains = <&vpumix_pd>, <&vpu_g1_pd>, <&vpu_g2_pd>, > > <&vpu_h1_pd>; > > power-domain-names = "vpumix", "g1", "g2", "h1"; > > > > Reviewed-by: Rob Herring > > Signed-off-by: Peng Fan > > Can we be consistent in using 'dt-bindings: ...' as prefix? Yes. Fix in v7. Thanks, Peng. > > Shawn > > > --- > > .../bindings/soc/imx/fsl,imx-blk-ctl.yaml | 66 > +++++++++++++++++++ > > 1 file changed, 66 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml > > > > diff --git > > a/Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml > > b/Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml > > new file mode 100644 > > index 000000000000..a66f11acc6b4 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml > > @@ -0,0 +1,66 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 > > +--- > > +$id: > > +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi > > > +cetree.org%2Fschemas%2Fsoc%2Fimx%2Ffsl%2Cimx-blk-ctl.yaml%23& > data > > > +=04%7C01%7Cpeng.fan%40nxp.com%7C8ef49946599c41046e5308d92d3b7 > 2df%7C68 > > > +6ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637590555623663011% > 7CUnknown > > > +%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1ha > WwiLC > > > +JXVCI6Mn0%3D%7C1000&sdata=%2FvyX8r5Dc0nWjRaLASXKvs7JGKuP > 4iwMQPMNa > > +u93SH4%3D&reserved=0 > > +$schema: > > +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi > > > +cetree.org%2Fmeta-schemas%2Fcore.yaml%23&data=04%7C01%7Cpe > ng.fan% > > > +40nxp.com%7C8ef49946599c41046e5308d92d3b72df%7C686ea1d3bc2b4c > 6fa92cd9 > > > +9c5c301635%7C0%7C0%7C637590555623663011%7CUnknown%7CTWFpb > GZsb3d8eyJWI > > > +joiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7 > C1000& > > > +amp;sdata=j25%2F6NIDdiN3weLr0xMDM5z91P9KXDLEzIRlf7A4OPs%3D&a > mp;reserv > > +ed=0 > > + > > +title: NXP i.MX BLK_CTL > > + > > +maintainers: > > + - Peng Fan > > + > > +description: > > + i.MX BLK_CTL is a conglomerate of different GPRs that are > > + dedicated to a specific subsystem. It usually contains > > + clocks and resets amongst other things. Here we take the clocks > > + and resets as virtual PDs, the reason we could not take it as > > + clock provider is there is A/B lock issue between power domain > > + and clock. > > + > > +properties: > > + compatible: > > + items: > > + - enum: > > + - fsl,imx8mm-dispmix-blk-ctl > > + - fsl,imx8mm-vpumix-blk-ctl > > + - const: syscon > > + > > + reg: > > + maxItems: 1 > > + > > + "#power-domain-cells": > > + const: 1 > > + > > + power-domains: > > + minItems: 1 > > + maxItems: 32 > > + > > + power-domain-names: > > + minItems: 1 > > + maxItems: 32 > > + > > + clocks: > > + minItems: 1 > > + maxItems: 32 > > + > > +required: > > + - compatible > > + - reg > > + - power-domains > > + - power-domain-names > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + #include > > + > > + dispmix_blk_ctl: blk-ctl@32e28000 { > > + compatible = "fsl,imx8mm-dispmix-blk-ctl", "syscon"; > > + reg = <0x32e28000 0x100>; > > + #power-domain-cells = <1>; > > + power-domains = <&pgc_dispmix>, <&pgc_mipi>; > > + power-domain-names = "dispmix", "mipi"; > > + clocks = <&clk IMX8MM_CLK_DISP_ROOT>, <&clk > IMX8MM_CLK_DISP_AXI_ROOT>, > > + <&clk IMX8MM_CLK_DISP_APB_ROOT>; > > + }; > > -- > > 2.30.0 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel