From: Alexandre Belloni <alexandre.belloni@bootlin.com> To: Stephen Boyd <sboyd@kernel.org> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>, Claudiu Beznea <claudiu.beznea@microchip.com>, Michael Turquette <mturquette@baylibre.com>, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexandre Belloni <alexandre.belloni@bootlin.com>, Rob Herring <robh@kernel.org> Subject: [PATCH 1/7] dt-bindings: clock: at91: new sckc bindings Date: Tue, 19 Feb 2019 18:01:54 +0100 [thread overview] Message-ID: <20190219170200.3608-2-alexandre.belloni@bootlin.com> (raw) In-Reply-To: <20190219170200.3608-1-alexandre.belloni@bootlin.com> Remove the need for child nodes in the sckc binding to be able to remove dtc warnings and have a more modern binding. Also document optional properties. Cc: Rob Herring <robh@kernel.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> --- .../devicetree/bindings/clock/at91-clock.txt | 30 ++++++++----------- 1 file changed, 12 insertions(+), 18 deletions(-) diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt index e9f70fcdfe80..cb838c1c4bdd 100644 --- a/Documentation/devicetree/bindings/clock/at91-clock.txt +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt @@ -8,29 +8,23 @@ Slow Clock controller: Required properties: - compatible : shall be one of the following: - "atmel,at91sam9x5-sckc" or + "atmel,at91sam9x5-sckc", + "atmel,sama5d3-sckc" or "atmel,sama5d4-sckc": at91 SCKC (Slow Clock Controller) - This node contains the slow clock definitions. - - "atmel,at91sam9x5-clk-slow-osc": - at91 slow oscillator - - "atmel,at91sam9x5-clk-slow-rc-osc": - at91 internal slow RC oscillator -- reg : defines the IO memory reserved for the SCKC. -- #size-cells : shall be 0 (reg is used to encode clk id). -- #address-cells : shall be 1 (reg is used to encode clk id). +- #clock-cells : shall be 0. +- clocks : shall be the input parent clock phandle for the clock. +Optional properties: +- atmel,osc-bypass : boolean property. Set this when a clock signal is directly + provided on XIN. For example: - sckc: sckc@fffffe50 { - compatible = "atmel,sama5d3-pmc"; - reg = <0xfffffe50 0x4> - #size-cells = <0>; - #address-cells = <1>; - - /* put at91 slow clocks here */ + sckc@fffffe50 { + compatible = "atmel,at91sam9x5-sckc"; + reg = <0xfffffe50 0x4>; + clocks = <&slow_xtal>; + #clock-cells = <0>; }; Power Management Controller (PMC): -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Alexandre Belloni <alexandre.belloni@bootlin.com> To: Stephen Boyd <sboyd@kernel.org> Cc: devicetree@vger.kernel.org, Alexandre Belloni <alexandre.belloni@bootlin.com>, Rob Herring <robh@kernel.org>, linux-kernel@vger.kernel.org, Michael Turquette <mturquette@baylibre.com>, Claudiu Beznea <claudiu.beznea@microchip.com>, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/7] dt-bindings: clock: at91: new sckc bindings Date: Tue, 19 Feb 2019 18:01:54 +0100 [thread overview] Message-ID: <20190219170200.3608-2-alexandre.belloni@bootlin.com> (raw) In-Reply-To: <20190219170200.3608-1-alexandre.belloni@bootlin.com> Remove the need for child nodes in the sckc binding to be able to remove dtc warnings and have a more modern binding. Also document optional properties. Cc: Rob Herring <robh@kernel.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> --- .../devicetree/bindings/clock/at91-clock.txt | 30 ++++++++----------- 1 file changed, 12 insertions(+), 18 deletions(-) diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt index e9f70fcdfe80..cb838c1c4bdd 100644 --- a/Documentation/devicetree/bindings/clock/at91-clock.txt +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt @@ -8,29 +8,23 @@ Slow Clock controller: Required properties: - compatible : shall be one of the following: - "atmel,at91sam9x5-sckc" or + "atmel,at91sam9x5-sckc", + "atmel,sama5d3-sckc" or "atmel,sama5d4-sckc": at91 SCKC (Slow Clock Controller) - This node contains the slow clock definitions. - - "atmel,at91sam9x5-clk-slow-osc": - at91 slow oscillator - - "atmel,at91sam9x5-clk-slow-rc-osc": - at91 internal slow RC oscillator -- reg : defines the IO memory reserved for the SCKC. -- #size-cells : shall be 0 (reg is used to encode clk id). -- #address-cells : shall be 1 (reg is used to encode clk id). +- #clock-cells : shall be 0. +- clocks : shall be the input parent clock phandle for the clock. +Optional properties: +- atmel,osc-bypass : boolean property. Set this when a clock signal is directly + provided on XIN. For example: - sckc: sckc@fffffe50 { - compatible = "atmel,sama5d3-pmc"; - reg = <0xfffffe50 0x4> - #size-cells = <0>; - #address-cells = <1>; - - /* put at91 slow clocks here */ + sckc@fffffe50 { + compatible = "atmel,at91sam9x5-sckc"; + reg = <0xfffffe50 0x4>; + clocks = <&slow_xtal>; + #clock-cells = <0>; }; Power Management Controller (PMC): -- 2.20.1 _______________________________________________ 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:[~2019-02-19 17:02 UTC|newest] Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-02-19 17:01 [PATCH 0/7] clk: at91: rework sckc bindings Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni [this message] 2019-02-19 17:01 ` [PATCH 1/7] dt-bindings: clock: at91: new " Alexandre Belloni 2019-03-25 21:49 ` Rob Herring 2019-03-25 21:49 ` Rob Herring 2019-03-25 21:49 ` Rob Herring 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-02-19 17:01 ` [PATCH 2/7] clk: at91: modernize sckc binding Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-02-19 17:01 ` [PATCH 3/7] clk: at91: sckc: handle different RC startup time Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-04-25 18:43 ` Stephen Boyd 2019-02-19 17:01 ` [PATCH 4/7] ARM: dts: at91: at91sam9x5: switch to new sckc bindings Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-02-19 17:01 ` [PATCH 5/7] ARM: dts: at91: at91sam9g45: " Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-02-19 17:01 ` [PATCH 6/7] ARM: dts: at91: at91sam9rl: " Alexandre Belloni 2019-02-19 17:01 ` Alexandre Belloni 2019-02-19 17:02 ` [PATCH 7/7] ARM: dts: at91: sama5d3: " Alexandre Belloni 2019-02-19 17:02 ` Alexandre Belloni
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