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Wed, 05 Jul 2023 04:42:00 -0700 (PDT) From: Neil Armstrong Date: Wed, 05 Jul 2023 13:41:53 +0200 Subject: [PATCH v2 3/3] dt-bindings: soc: amlogic: document System Control registers MIME-Version: 1.0 Message-Id: <20230705-b4-amlogic-bindings-convert-take2-v2-3-22be915ddc3b@linaro.org> References: <20230705-b4-amlogic-bindings-convert-take2-v2-0-22be915ddc3b@linaro.org> In-Reply-To: <20230705-b4-amlogic-bindings-convert-take2-v2-0-22be915ddc3b@linaro.org> To: Jerome Brunet , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kevin Hilman , Martin Blumenstingl Cc: linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Neil Armstrong X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=5263; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=lo56oO+Etmog3EY8Ab68Gwiv0DuAkQD0UTqVY8iJak8=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBkpVcEzTgg38yYhlrcvBrJImMVYRN+3f/3J0kcgWuW ZPWGsaSJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZKVXBAAKCRB33NvayMhJ0btUD/ oDjPeA6DC4ldn8SQo55OJ4RbzqijHA8iJBqsNsf5BF/6fExPobnO3MpbGmbMnhygBi7vQkMqT+ORZ4 9FNXdys90CyDsjHIOSpqciM7zmQCgt3TnStENGygchJZQpanFGQBIL2SVVcCxC5ebbccP7P11vq5NK 6WC9jxQY7b579pwBUAdObAML7Y6dP0aC3yhlYmdTcEs6mkacmK4iZuGgXfm/IC62pztQSS6upoC/rn CJP+xqlF7pfIX4g/FbUuiKHgKmZLGwFq/bUCCMbJLJ3/e6xQXzg9tHk+i+1RKTSfHqonIgZjnPreYV +GJzrmBvQek8LE/gcQT3amCl/zgUMCBrvMyb68pfiSEsyeDhT/Sgr8psL5aOxLZ7EkzDVA60iyAt+n IMW4W2tnyqpWEZ2PItTRV9U/Hs2Q6tWSv/jg5LC+y4jIR0AhHE57ItVcI3zuK7FdEnfTnLhaC8AH/d Ou95md7fxstFAkksCXlXfJ2/jY9lMGchie+ZFZT/voRrQXEI4XUom9vbGDPlwWiLtdGWRcUeKPJUuv NWNk70fqkeZ8ekbziosrAn8PeRNRwVXlJ/ylbOEWXdh8KU9O53+8H/vVPWJT1PhoF24EaAoQWAd5Bx cwtktKCJBJCnHHZKkcBcfwqjYdvnwZRZ3oeLlOBh5si/5ULMxDbQflgIq0iA== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230705_044209_239601_3083698A X-CRM114-Status: GOOD ( 10.86 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Document the System Control registers regions found on all Amlogic SoC families and it's clock, power, pinctrl and phy subnodes. The regions has various independent registers tied to other hardware devices, thus the syscon compatible. Signed-off-by: Neil Armstrong --- .../soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml | 160 +++++++++++++++++++++ 1 file changed, 160 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml b/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml new file mode 100644 index 000000000000..16977e4e4357 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml @@ -0,0 +1,160 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Meson System Control registers + +maintainers: + - Neil Armstrong + +properties: + compatible: + items: + - enum: + - amlogic,meson-gx-hhi-sysctrl + - amlogic,meson-gx-ao-sysctrl + - amlogic,meson-axg-hhi-sysctrl + - amlogic,meson-axg-ao-sysctrl + - const: simple-mfd + - const: syscon + + reg: + maxItems: 1 + + clock-controller: + type: object + + power-controller: + $ref: /schemas/power/amlogic,meson-ee-pwrc.yaml + + pinctrl: + type: object + + phy: + type: object + +allOf: + - if: + properties: + compatible: + enum: + - amlogic,meson-gx-hhi-sysctrl + - amlogic,meson-axg-hhi-sysctrl + then: + properties: + clock-controller: + $ref: /schemas/clock/amlogic,gxbb-clkc.yaml# + + required: + - power-controller + + - if: + properties: + compatible: + enum: + - amlogic,meson-gx-ao-sysctrl + - amlogic,meson-axg-ao-sysctrl + then: + properties: + clock-controller: + $ref: /schemas/clock/amlogic,gxbb-aoclkc.yaml# + + power-controller: false + phy: false + + - if: + properties: + compatible: + enum: + - amlogic,meson-gx-hhi-sysctrl + then: + properties: + phy: false + + - if: + properties: + compatible: + enum: + - amlogic,meson-axg-hhi-sysctrl + then: + properties: + phy: + oneOf: + - $ref: /schemas/phy/amlogic,g12a-mipi-dphy-analog.yaml + - $ref: /schemas/phy/amlogic,meson-axg-mipi-pcie-analog.yaml + +required: + - compatible + - reg + - clock-controller + +additionalProperties: false + +examples: + - | + bus@c883c000 { + compatible = "simple-bus"; + reg = <0xc883c000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xc883c000 0x2000>; + + sysctrl: system-controller@0 { + compatible = "amlogic,meson-gx-hhi-sysctrl", "simple-mfd", "syscon"; + reg = <0 0x400>; + + clock-controller { + compatible = "amlogic,gxbb-clkc"; + #clock-cells = <1>; + clocks = <&xtal>; + clock-names = "xtal"; + }; + + power-controller { + compatible = "amlogic,meson-gxbb-pwrc"; + #power-domain-cells = <1>; + amlogic,ao-sysctrl = <&sysctrl_AO>; + + resets = <&reset_viu>, + <&reset_venc>, + <&reset_vcbus>, + <&reset_bt656>, + <&reset_dvin>, + <&reset_rdma>, + <&reset_venci>, + <&reset_vencp>, + <&reset_vdac>, + <&reset_vdi6>, + <&reset_vencl>, + <&reset_vid_lock>; + reset-names = "viu", "venc", "vcbus", "bt656", "dvin", + "rdma", "venci", "vencp", "vdac", "vdi6", + "vencl", "vid_lock"; + clocks = <&clk_vpu>, <&clk_vapb>; + clock-names = "vpu", "vapb"; + }; + }; + }; + + bus@c8100000 { + compatible = "simple-bus"; + reg = <0xc8100000 0x100000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xc8100000 0x100000>; + + sysctrl_AO: system-controller@0 { + compatible = "amlogic,meson-gx-ao-sysctrl", "simple-mfd", "syscon"; + reg = <0 0x100>; + + clock-controller { + compatible = "amlogic,meson-gxbb-aoclkc", "amlogic,meson-gx-aoclkc"; + #clock-cells = <1>; + #reset-cells = <1>; + clocks = <&xtal>, <&clk81>; + clock-names = "xtal", "mpeg-clk"; + }; + }; + }; -- 2.34.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic