diff options
author | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2022-09-09 01:28:47 +0300 |
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committer | Bjorn Andersson <andersson@kernel.org> | 2022-09-26 22:17:14 -0500 |
commit | a7edd291636ac0bddf6c5a5aef6a94c2a9794830 (patch) | |
tree | 333f0211a0061d765e35ad8e2a4b0868d6a4786d /Documentation | |
parent | 9b518788631cf7bc2b10d3967fd2343d1c88d65c (diff) |
dt-bindings: clock: qcom: add bindings for dispcc on SM8450
Add device tree bindings for the display clock controller on Qualcomm
SM8450 platform.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220908222850.3552050-2-dmitry.baryshkov@linaro.org
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/clock/qcom,sm8450-dispcc.yaml | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-dispcc.yaml new file mode 100644 index 000000000000..1cc2457f8208 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-dispcc.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,sm8450-dispcc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display Clock & Reset Controller for SM8450 + +maintainers: + - Dmitry Baryshkov <dmitry.baryshkov@linaro.org> + +description: | + Qualcomm display clock control module which supports the clocks, resets and + power domains on SM8450. + + See also: + include/dt-bindings/clock/qcom,sm8450-dispcc.h + +properties: + compatible: + enum: + - qcom,sm8450-dispcc + + clocks: + minItems: 3 + items: + - description: Board XO source + - description: Board Always On XO source + - description: Display's AHB clock + - description: sleep clock + - description: Byte clock from DSI PHY0 + - description: Pixel clock from DSI PHY0 + - description: Byte clock from DSI PHY1 + - description: Pixel clock from DSI PHY1 + - description: Link clock from DP PHY0 + - description: VCO DIV clock from DP PHY0 + - description: Link clock from DP PHY1 + - description: VCO DIV clock from DP PHY1 + - description: Link clock from DP PHY2 + - description: VCO DIV clock from DP PHY2 + - description: Link clock from DP PHY3 + - description: VCO DIV clock from DP PHY3 + + '#clock-cells': + const: 1 + + '#reset-cells': + const: 1 + + '#power-domain-cells': + const: 1 + + reg: + maxItems: 1 + + power-domains: + description: + A phandle and PM domain specifier for the MMCX power domain. + maxItems: 1 + + required-opps: + description: + A phandle to an OPP node describing required MMCX performance point. + maxItems: 1 + +required: + - compatible + - reg + - clocks + - '#clock-cells' + - '#reset-cells' + - '#power-domain-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-sm8450.h> + #include <dt-bindings/clock/qcom,rpmh.h> + #include <dt-bindings/power/qcom-rpmpd.h> + clock-controller@af00000 { + compatible = "qcom,sm8450-dispcc"; + reg = <0x0af00000 0x10000>; + clocks = <&rpmhcc RPMH_CXO_CLK>, + <&rpmhcc RPMH_CXO_CLK_A>, + <&gcc GCC_DISP_AHB_CLK>, + <&sleep_clk>, + <&dsi0_phy 0>, + <&dsi0_phy 1>, + <&dsi1_phy 0>, + <&dsi1_phy 1>; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + power-domains = <&rpmhpd SM8450_MMCX>; + required-opps = <&rpmhpd_opp_low_svs>; + }; +... |