From 85cedb4e0c9d3b08c28e164e592b3a329e3dd5fa Mon Sep 17 00:00:00 2001 From: Loic Poulain Date: Wed, 9 Feb 2022 19:45:07 +0100 Subject: [PATCH] dt-bindings: clock: Add qualcomm QCM2290 DISPCC bindings Add device tree bindings for display clock controller on QCM2290 SoCs. Signed-off-by: Loic Poulain Reviewed-by: Bjorn Andersson Reviewed-by: Rob Herring Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/1644432308-21099-1-git-send-email-loic.poulain@linaro.org --- .../bindings/clock/qcom,qcm2290-dispcc.yaml | 87 +++++++++++++++++++ .../dt-bindings/clock/qcom,dispcc-qcm2290.h | 34 ++++++++ 2 files changed, 121 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,qcm2290-dispcc.yaml create mode 100644 include/dt-bindings/clock/qcom,dispcc-qcm2290.h diff --git a/Documentation/devicetree/bindings/clock/qcom,qcm2290-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,qcm2290-dispcc.yaml new file mode 100644 index 000000000000..973e408c6268 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,qcm2290-dispcc.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,qcm2290-dispcc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display Clock & Reset Controller Binding for qcm2290 + +maintainers: + - Loic Poulain + +description: | + Qualcomm display clock control module which supports the clocks, resets and + power domains on qcm2290. + + See also dt-bindings/clock/qcom,dispcc-qcm2290.h. + +properties: + compatible: + const: qcom,qcm2290-dispcc + + clocks: + items: + - description: Board XO source + - description: Board active-only XO source + - description: GPLL0 source from GCC + - description: GPLL0 div source from GCC + - description: Byte clock from DSI PHY + - description: Pixel clock from DSI PHY + + clock-names: + items: + - const: bi_tcxo + - const: bi_tcxo_ao + - const: gcc_disp_gpll0_clk_src + - const: gcc_disp_gpll0_div_clk_src + - const: dsi0_phy_pll_out_byteclk + - const: dsi0_phy_pll_out_dsiclk + + '#clock-cells': + const: 1 + + '#reset-cells': + const: 1 + + '#power-domain-cells': + const: 1 + + reg: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#reset-cells' + - '#power-domain-cells' + +additionalProperties: false + +examples: + - | + #include + #include + #include + clock-controller@5f00000 { + compatible = "qcom,qcm2290-dispcc"; + reg = <0x5f00000 0x20000>; + clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>, + <&rpmcc RPM_SMD_XO_A_CLK_SRC>, + <&gcc GCC_DISP_GPLL0_CLK_SRC>, + <&gcc GCC_DISP_GPLL0_DIV_CLK_SRC>, + <&dsi0_phy 0>, + <&dsi0_phy 1>; + clock-names = "bi_tcxo", + "bi_tcxo_ao", + "gcc_disp_gpll0_clk_src", + "gcc_disp_gpll0_div_clk_src", + "dsi0_phy_pll_out_byteclk", + "dsi0_phy_pll_out_dsiclk"; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + }; +... diff --git a/include/dt-bindings/clock/qcom,dispcc-qcm2290.h b/include/dt-bindings/clock/qcom,dispcc-qcm2290.h new file mode 100644 index 000000000000..1db513d6b3ee --- /dev/null +++ b/include/dt-bindings/clock/qcom,dispcc-qcm2290.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2019, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_QCM2290_H +#define _DT_BINDINGS_CLK_QCOM_DISP_CC_QCM2290_H + +/* DISP_CC clocks */ +#define DISP_CC_PLL0 0 +#define DISP_CC_MDSS_AHB_CLK 1 +#define DISP_CC_MDSS_AHB_CLK_SRC 2 +#define DISP_CC_MDSS_BYTE0_CLK 3 +#define DISP_CC_MDSS_BYTE0_CLK_SRC 4 +#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 5 +#define DISP_CC_MDSS_BYTE0_INTF_CLK 6 +#define DISP_CC_MDSS_ESC0_CLK 7 +#define DISP_CC_MDSS_ESC0_CLK_SRC 8 +#define DISP_CC_MDSS_MDP_CLK 9 +#define DISP_CC_MDSS_MDP_CLK_SRC 10 +#define DISP_CC_MDSS_MDP_LUT_CLK 11 +#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 12 +#define DISP_CC_MDSS_PCLK0_CLK 13 +#define DISP_CC_MDSS_PCLK0_CLK_SRC 14 +#define DISP_CC_MDSS_VSYNC_CLK 15 +#define DISP_CC_MDSS_VSYNC_CLK_SRC 16 +#define DISP_CC_SLEEP_CLK 17 +#define DISP_CC_SLEEP_CLK_SRC 18 +#define DISP_CC_XO_CLK 19 +#define DISP_CC_XO_CLK_SRC 20 + +#define MDSS_GDSC 0 + +#endif -- 2.34.1