Add bindings documentation for the SM7635 Display Clock Controller. Signed-off-by: Luca Weiss <luca.we...@fairphone.com> --- .../bindings/clock/qcom,sm7635-dispcc.yaml | 63 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,sm7635-dispcc.h | 61 +++++++++++++++++++++ 2 files changed, 124 insertions(+)
diff --git a/Documentation/devicetree/bindings/clock/qcom,sm7635-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm7635-dispcc.yaml new file mode 100644 index 0000000000000000000000000000000000000000..d0427126bfc14b5064d3e08f26169d3408803942 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sm7635-dispcc.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,sm7635-dispcc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display Clock & Reset Controller on SM7635 + +maintainers: + - Luca Weiss <luca.we...@fairphone.com> + +description: | + Qualcomm display clock control module provides the clocks, resets and power + domains on SM7635. + + See also: include/dt-bindings/clock/qcom,sm7635-dispcc.h + +properties: + compatible: + const: qcom,sm7635-dispcc + + clocks: + items: + - description: Board XO source + - description: Sleep clock source + - description: Display's AHB clock + - description: GPLL0 source from GCC + - description: Byte clock from DSI PHY0 + - description: Pixel clock from DSI PHY0 + - description: Link clock from DP PHY0 + - description: VCO DIV clock from DP PHY0 + +required: + - compatible + - clocks + - '#power-domain-cells' + +allOf: + - $ref: qcom,gcc.yaml# + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,sm7635-gcc.h> + #include <dt-bindings/phy/phy-qcom-qmp.h> + clock-controller@af00000 { + compatible = "qcom,sm7635-dispcc"; + reg = <0x0af00000 0x20000>; + clocks = <&bi_tcxo_div2>, + <&sleep_clk>, + <&gcc GCC_DISP_AHB_CLK>, + <&gcc GCC_DISP_GPLL0_DIV_CLK_SRC>, + <&mdss_dsi0_phy 0>, + <&mdss_dsi0_phy 1>, + <&usb_dp_qmpphy QMP_USB43DP_DP_LINK_CLK>, + <&usb_dp_qmpphy QMP_USB43DP_DP_VCO_DIV_CLK>; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + }; + +... diff --git a/include/dt-bindings/clock/qcom,sm7635-dispcc.h b/include/dt-bindings/clock/qcom,sm7635-dispcc.h new file mode 100644 index 0000000000000000000000000000000000000000..9dc5476eb89e8fb6a67b6413a1aa87c16ba22c0b --- /dev/null +++ b/include/dt-bindings/clock/qcom,sm7635-dispcc.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2025, Luca Weiss <luca.we...@fairphone.com> + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_SM7635_H +#define _DT_BINDINGS_CLK_QCOM_DISP_CC_SM7635_H + +/* DISP_CC clocks */ +#define DISP_CC_PLL0 0 +#define DISP_CC_MDSS_ACCU_CLK 1 +#define DISP_CC_MDSS_AHB1_CLK 2 +#define DISP_CC_MDSS_AHB_CLK 3 +#define DISP_CC_MDSS_AHB_CLK_SRC 4 +#define DISP_CC_MDSS_BYTE0_CLK 5 +#define DISP_CC_MDSS_BYTE0_CLK_SRC 6 +#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 7 +#define DISP_CC_MDSS_BYTE0_INTF_CLK 8 +#define DISP_CC_MDSS_DPTX0_AUX_CLK 9 +#define DISP_CC_MDSS_DPTX0_AUX_CLK_SRC 10 +#define DISP_CC_MDSS_DPTX0_CRYPTO_CLK 11 +#define DISP_CC_MDSS_DPTX0_LINK_CLK 12 +#define DISP_CC_MDSS_DPTX0_LINK_CLK_SRC 13 +#define DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC 14 +#define DISP_CC_MDSS_DPTX0_LINK_INTF_CLK 15 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK 16 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC 17 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK 18 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC 19 +#define DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK 20 +#define DISP_CC_MDSS_ESC0_CLK 21 +#define DISP_CC_MDSS_ESC0_CLK_SRC 22 +#define DISP_CC_MDSS_MDP1_CLK 23 +#define DISP_CC_MDSS_MDP_CLK 24 +#define DISP_CC_MDSS_MDP_CLK_SRC 25 +#define DISP_CC_MDSS_MDP_LUT1_CLK 26 +#define DISP_CC_MDSS_MDP_LUT_CLK 27 +#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 28 +#define DISP_CC_MDSS_PCLK0_CLK 29 +#define DISP_CC_MDSS_PCLK0_CLK_SRC 30 +#define DISP_CC_MDSS_RSCC_AHB_CLK 31 +#define DISP_CC_MDSS_RSCC_VSYNC_CLK 32 +#define DISP_CC_MDSS_VSYNC1_CLK 33 +#define DISP_CC_MDSS_VSYNC_CLK 34 +#define DISP_CC_MDSS_VSYNC_CLK_SRC 35 +#define DISP_CC_SLEEP_CLK 36 +#define DISP_CC_SLEEP_CLK_SRC 37 +#define DISP_CC_XO_CLK 38 +#define DISP_CC_XO_CLK_SRC 39 + +/* DISP_CC resets */ +#define DISP_CC_MDSS_CORE_BCR 0 +#define DISP_CC_MDSS_CORE_INT2_BCR 1 +#define DISP_CC_MDSS_RSCC_BCR 2 + +/* DISP_CC power domains */ +#define DISP_CC_MDSS_CORE_GDSC 0 +#define DISP_CC_MDSS_CORE_INT2_GDSC 1 + +#endif -- 2.50.0
