From: Sylwester Nawrocki <s.nawrocki@samsung.com> To: krzk@kernel.org Cc: robh+dt@kernel.org, vireshk@kernel.org, devicetree@vger.kernel.org, kgene@kernel.org, pankaj.dubey@samsung.com, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, b.zolnierkie@samsung.com, m.szyprowski@samsung.com, Sylwester Nawrocki <s.nawrocki@samsung.com> Subject: [PATCH v3 7/9] soc: samsung: Update the CHIP ID DT binding documentation Date: Tue, 13 Aug 2019 17:08:25 +0200 [thread overview] Message-ID: <20190813150827.31972-8-s.nawrocki@samsung.com> (raw) In-Reply-To: <20190813150827.31972-1-s.nawrocki@samsung.com> This patch adds documentation of a new optional "samsung,asv-bin" property in the chipid device node and documents requirement of "syscon" compatible string. These additions are needed to support Exynos ASV (Adaptive Supply Voltage) feature. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> --- Changes since v2: - none Changes since v1 (RFC): - new patch --- .../devicetree/bindings/arm/samsung/exynos-chipid.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt index 85c5dfd4a720..be3657e6c00c 100644 --- a/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt +++ b/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt @@ -1,12 +1,18 @@ -SAMSUNG Exynos SoCs Chipid driver. +SAMSUNG Exynos SoC series CHIPID subsystem Required properties: -- compatible : Should at least contain "samsung,exynos4210-chipid". +- compatible : Should at least contain "samsung,exynos4210-chipid", "syscon". - reg: offset and length of the register set +Optional properties: + - samsung,asv-bin : Adaptive Supply Voltage bin selection. This can be used + to determine the ASV bin of an SoC if respective information is missing + in the CHIPID registers or in the OTP memory. Possible values: 0...3. + Example: chipid@10000000 { compatible = "samsung,exynos4210-chipid"; reg = <0x10000000 0x100>; + samsung,asv-bin = <2>; }; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Sylwester Nawrocki <s.nawrocki@samsung.com> To: krzk@kernel.org Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-pm@vger.kernel.org, pankaj.dubey@samsung.com, b.zolnierkie@samsung.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, kgene@kernel.org, Sylwester Nawrocki <s.nawrocki@samsung.com>, vireshk@kernel.org, linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com Subject: [PATCH v3 7/9] soc: samsung: Update the CHIP ID DT binding documentation Date: Tue, 13 Aug 2019 17:08:25 +0200 [thread overview] Message-ID: <20190813150827.31972-8-s.nawrocki@samsung.com> (raw) In-Reply-To: <20190813150827.31972-1-s.nawrocki@samsung.com> This patch adds documentation of a new optional "samsung,asv-bin" property in the chipid device node and documents requirement of "syscon" compatible string. These additions are needed to support Exynos ASV (Adaptive Supply Voltage) feature. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> --- Changes since v2: - none Changes since v1 (RFC): - new patch --- .../devicetree/bindings/arm/samsung/exynos-chipid.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt index 85c5dfd4a720..be3657e6c00c 100644 --- a/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt +++ b/Documentation/devicetree/bindings/arm/samsung/exynos-chipid.txt @@ -1,12 +1,18 @@ -SAMSUNG Exynos SoCs Chipid driver. +SAMSUNG Exynos SoC series CHIPID subsystem Required properties: -- compatible : Should at least contain "samsung,exynos4210-chipid". +- compatible : Should at least contain "samsung,exynos4210-chipid", "syscon". - reg: offset and length of the register set +Optional properties: + - samsung,asv-bin : Adaptive Supply Voltage bin selection. This can be used + to determine the ASV bin of an SoC if respective information is missing + in the CHIPID registers or in the OTP memory. Possible values: 0...3. + Example: chipid@10000000 { compatible = "samsung,exynos4210-chipid"; reg = <0x10000000 0x100>; + samsung,asv-bin = <2>; }; -- 2.17.1 _______________________________________________ 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:[~2019-08-13 15:09 UTC|newest] Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20190813150842eucas1p2c248537d9cd593073e12abeac2cacab5@eucas1p2.samsung.com> 2019-08-13 15:08 ` [PATCH v3 0/9] Exynos Adaptive Supply Voltage support Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki [not found] ` <CGME20190813150850eucas1p2aff64b5edb49ffb6626433de1c9e58ec@eucas1p2.samsung.com> 2019-08-13 15:08 ` [PATCH v3 1/9] soc: samsung: Add exynos chipid driver support Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-15 18:18 ` Krzysztof Kozlowski 2019-08-15 18:18 ` Krzysztof Kozlowski [not found] ` <CGME20190813150852eucas1p2be4c0ab5ec2c079e3daf1af24283b27c@eucas1p2.samsung.com> 2019-08-13 15:08 ` [PATCH v3 2/9] soc: samsung: Convert exynos-chipid driver to use the regmap API Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-15 18:22 ` Krzysztof Kozlowski 2019-08-15 18:22 ` Krzysztof Kozlowski 2019-08-20 19:24 ` Jon Hunter 2019-08-20 19:24 ` Jon Hunter 2019-08-20 19:24 ` Jon Hunter 2019-08-20 19:37 ` Krzysztof Kozlowski 2019-08-20 19:37 ` Krzysztof Kozlowski 2019-08-20 21:38 ` Sylwester Nawrocki 2019-08-20 21:38 ` Sylwester Nawrocki 2019-08-21 7:49 ` Krzysztof Kozlowski 2019-08-21 7:49 ` Krzysztof Kozlowski 2019-08-21 11:51 ` Bartlomiej Zolnierkiewicz 2019-08-21 11:51 ` Bartlomiej Zolnierkiewicz 2019-08-21 11:51 ` Bartlomiej Zolnierkiewicz 2019-08-21 12:16 ` Krzysztof Kozlowski 2019-08-21 12:16 ` Krzysztof Kozlowski 2019-08-21 12:16 ` Krzysztof Kozlowski 2019-08-21 12:41 ` Sylwester Nawrocki 2019-08-21 12:41 ` Sylwester Nawrocki 2019-08-21 12:41 ` Sylwester Nawrocki 2019-08-21 13:10 ` Krzysztof Kozlowski 2019-08-21 13:10 ` Krzysztof Kozlowski 2019-08-21 13:10 ` Krzysztof Kozlowski 2019-08-21 13:31 ` Bartlomiej Zolnierkiewicz 2019-08-21 13:31 ` Bartlomiej Zolnierkiewicz 2019-08-21 13:31 ` Bartlomiej Zolnierkiewicz [not found] ` <CGME20190813150853eucas1p20257455cc323a8b78b37977b0ed4937d@eucas1p2.samsung.com> 2019-08-13 15:08 ` [PATCH v3 3/9] soc: samsung: Add Exynos Adaptive Supply Voltage driver Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-14 12:58 ` Krzysztof Kozlowski 2019-08-14 12:58 ` Krzysztof Kozlowski [not found] ` <CGME20190813150854eucas1p14716609be6697222ae5795328cb2ed04@eucas1p1.samsung.com> 2019-08-13 15:08 ` [PATCH v3 4/9] ARM: EXYNOS: enable exynos_chipid for ARCH_EXYNOS Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-15 18:29 ` Krzysztof Kozlowski 2019-08-15 18:29 ` Krzysztof Kozlowski [not found] ` <CGME20190813150856eucas1p1a8957cfe50e3b421ccbc3084404de43b@eucas1p1.samsung.com> 2019-08-13 15:08 ` [PATCH v3 5/9] ARM64: " Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-15 18:29 ` Krzysztof Kozlowski 2019-08-15 18:29 ` Krzysztof Kozlowski [not found] ` <CGME20190813150857eucas1p1387bf381b91d8fc7d0184dec92dcdf5c@eucas1p1.samsung.com> 2019-08-13 15:08 ` [PATCH v3 6/9] ARM: EXYNOS: Enable exynos-asv driver " Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki [not found] ` <CGME20190813150858eucas1p1a5fbf425753e4911c50631c3a6d34ffd@eucas1p1.samsung.com> 2019-08-13 15:08 ` Sylwester Nawrocki [this message] 2019-08-13 15:08 ` [PATCH v3 7/9] soc: samsung: Update the CHIP ID DT binding documentation Sylwester Nawrocki 2019-08-14 13:00 ` Krzysztof Kozlowski 2019-08-14 13:00 ` Krzysztof Kozlowski 2019-08-14 13:00 ` Krzysztof Kozlowski 2019-08-15 18:24 ` Krzysztof Kozlowski 2019-08-15 18:24 ` Krzysztof Kozlowski [not found] ` <CGME20190813150859eucas1p13b02bf38750c2fff277f316900c9393c@eucas1p1.samsung.com> 2019-08-13 15:08 ` [PATCH v3 8/9] ARM: dts: Add "syscon" compatible string to chipid node Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki [not found] ` <CGME20190813150900eucas1p12fbf753613c727d8cb6992b6f77aca80@eucas1p1.samsung.com> 2019-08-13 15:08 ` [PATCH v3 9/9] ARM: dts: Add samsung,asv-bin property for odroidxu3-lite Sylwester Nawrocki 2019-08-13 15:08 ` Sylwester Nawrocki 2019-08-14 13:03 ` [PATCH v3 0/9] Exynos Adaptive Supply Voltage support Krzysztof Kozlowski 2019-08-14 13:03 ` Krzysztof Kozlowski
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