From: "Peng Fan (OSS)" <peng.fan@oss.nxp.com> To: Rob Herring <robh@kernel.org> Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, 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, ping.bai@nxp.com, frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com, Peng Fan <peng.fan@nxp.com> Subject: Re: [PATCH V2 2/4] Documentation: bindings: clk: Add bindings for i.MX BLK_CTL Date: Thu, 6 May 2021 08:50:39 +0800 [thread overview] Message-ID: <4a49f463-3d75-e633-65b9-0f042c2745c0@oss.nxp.com> (raw) In-Reply-To: <20210505230859.GA3010875@robh.at.kernel.org> Hi Rob, On 2021/5/6 7:08, Rob Herring wrote: > On Fri, Apr 30, 2021 at 01:27:44PM +0800, Peng Fan (OSS) wrote: >> From: Peng Fan <peng.fan@nxp.com> >> >> Document the i.MX BLK_CTL with its devicetree properties. >> >> Signed-off-by: Peng Fan <peng.fan@nxp.com> >> --- >> .../bindings/soc/imx/fsl,imx-blk-ctl.yaml | 73 +++++++++++++++++++ >> 1 file changed, 73 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..a491b63de50c >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml >> @@ -0,0 +1,73 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/soc/imx/fsl,imx-blk-ctl.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: NXP i.MX BLK_CTL >> + >> +maintainers: >> + - Peng Fan <peng.fan@nxp.com> >> + >> +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 > > Please describe why there's a range and we don't enumerate each entry. Each BLK-CTL have different input power domains, they have different names. So it is hard to write down each power domain for each BLK-CTL. Same to below clocks and clock-names. Thanks, Peng. > >> + >> + '#reset-cells': >> + const: 1 >> + >> + clocks: >> + minItems: 1 >> + maxItems: 32 >> + >> + clock-names: >> + minItems: 1 >> + maxItems: 32 >> + >> +required: >> + - compatible >> + - reg >> + - power-domains >> + >> +additionalProperties: false >> + >> +examples: >> + - | >> + #include <dt-bindings/clock/imx8mm-clock.h> >> + >> + 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>; >> + clock-names = "disp", "axi", "apb"; >> + }; >> -- >> 2.30.0 >>
WARNING: multiple messages have this Message-ID (diff)
From: "Peng Fan (OSS)" <peng.fan@oss.nxp.com> To: Rob Herring <robh@kernel.org> Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, 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, ping.bai@nxp.com, frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com, Peng Fan <peng.fan@nxp.com> Subject: Re: [PATCH V2 2/4] Documentation: bindings: clk: Add bindings for i.MX BLK_CTL Date: Thu, 6 May 2021 08:50:39 +0800 [thread overview] Message-ID: <4a49f463-3d75-e633-65b9-0f042c2745c0@oss.nxp.com> (raw) In-Reply-To: <20210505230859.GA3010875@robh.at.kernel.org> Hi Rob, On 2021/5/6 7:08, Rob Herring wrote: > On Fri, Apr 30, 2021 at 01:27:44PM +0800, Peng Fan (OSS) wrote: >> From: Peng Fan <peng.fan@nxp.com> >> >> Document the i.MX BLK_CTL with its devicetree properties. >> >> Signed-off-by: Peng Fan <peng.fan@nxp.com> >> --- >> .../bindings/soc/imx/fsl,imx-blk-ctl.yaml | 73 +++++++++++++++++++ >> 1 file changed, 73 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..a491b63de50c >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx-blk-ctl.yaml >> @@ -0,0 +1,73 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/soc/imx/fsl,imx-blk-ctl.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: NXP i.MX BLK_CTL >> + >> +maintainers: >> + - Peng Fan <peng.fan@nxp.com> >> + >> +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 > > Please describe why there's a range and we don't enumerate each entry. Each BLK-CTL have different input power domains, they have different names. So it is hard to write down each power domain for each BLK-CTL. Same to below clocks and clock-names. Thanks, Peng. > >> + >> + '#reset-cells': >> + const: 1 >> + >> + clocks: >> + minItems: 1 >> + maxItems: 32 >> + >> + clock-names: >> + minItems: 1 >> + maxItems: 32 >> + >> +required: >> + - compatible >> + - reg >> + - power-domains >> + >> +additionalProperties: false >> + >> +examples: >> + - | >> + #include <dt-bindings/clock/imx8mm-clock.h> >> + >> + 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>; >> + clock-names = "disp", "axi", "apb"; >> + }; >> -- >> 2.30.0 >> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-05-06 0:51 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-30 5:27 [PATCH V2 0/4] soc: imx: add i.MX BLK-CTL support Peng Fan (OSS) 2021-04-30 5:27 ` Peng Fan (OSS) 2021-04-30 5:27 ` [PATCH V2 1/4] dt-bindings: power: Add defines for i.MX8MM BLK-CTL power domains Peng Fan (OSS) 2021-04-30 5:27 ` Peng Fan (OSS) 2021-04-30 5:27 ` [PATCH V2 2/4] Documentation: bindings: clk: Add bindings for i.MX BLK_CTL Peng Fan (OSS) 2021-04-30 5:27 ` Peng Fan (OSS) 2021-05-05 23:08 ` Rob Herring 2021-05-05 23:08 ` Rob Herring 2021-05-06 0:50 ` Peng Fan (OSS) [this message] 2021-05-06 0:50 ` Peng Fan (OSS) 2021-04-30 5:27 ` [PATCH V2 3/4] soc: imx: Add generic blk-ctl driver Peng Fan (OSS) 2021-04-30 5:27 ` Peng Fan (OSS) 2021-05-04 9:47 ` Lucas Stach 2021-05-04 9:47 ` Lucas Stach 2021-05-04 10:30 ` Peng Fan (OSS) 2021-05-04 10:30 ` Peng Fan (OSS) 2021-05-04 10:16 ` Frieder Schrempf 2021-05-04 10:16 ` Frieder Schrempf 2021-05-04 11:22 ` Peng Fan (OSS) 2021-05-04 11:22 ` Peng Fan (OSS) 2021-05-06 7:55 ` Frieder Schrempf 2021-05-06 7:55 ` Frieder Schrempf 2021-04-30 5:27 ` [PATCH V2 4/4] soc: imx: Add blk-ctl driver for i.MX8MM Peng Fan (OSS) 2021-04-30 5:27 ` Peng Fan (OSS) 2021-05-04 10:25 ` Frieder Schrempf 2021-05-04 10:25 ` Frieder Schrempf 2021-05-04 11:13 ` Fabio Estevam 2021-05-04 11:13 ` Fabio Estevam 2021-05-04 11:22 ` Peng Fan 2021-05-04 11:22 ` Peng Fan 2021-04-30 6:19 ` [PATCH V2 0/4] soc: imx: add i.MX BLK-CTL support Peng Fan 2021-04-30 6:19 ` Peng Fan 2021-05-03 14:57 ` Frieder Schrempf 2021-05-03 14:57 ` Frieder Schrempf 2021-05-04 8:55 ` Frieder Schrempf 2021-05-04 8:55 ` Frieder Schrempf
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