Document device tree bindings for display clock controller for Qualcomm SM8550 SoC. Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> --- .../bindings/clock/qcom,sm8550-dispcc.yaml | 105 +++++++++++++++++++++ include/dt-bindings/clock/qcom,sm8550-dispcc.h | 101 ++++++++++++++++++++ 2 files changed, 206 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8550-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8550-dispcc.yaml new file mode 100644 index 000000000000..ab25f7cbaa2e --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sm8550-dispcc.yaml @@ -0,0 +1,105 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,sm8550-dispcc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display Clock & Reset Controller for SM8550 + +maintainers: + - Bjorn Andersson <andersson@xxxxxxxxxx> + - Neil Armstrong <neil.armstrong@xxxxxxxxxx> + +description: | + Qualcomm display clock control module provides the clocks, resets and power + domains on SM8550. + + See also:: include/dt-bindings/clock/qcom,sm8550-dispcc.h + +properties: + compatible: + enum: + - qcom,sm8550-dispcc + + clocks: + 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,sm8550-gcc.h> + #include <dt-bindings/clock/qcom,rpmh.h> + #include <dt-bindings/power/qcom-rpmpd.h> + clock-controller@af00000 { + compatible = "qcom,sm8550-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>, + <&dp0_phy 0>, + <&dp0_phy 1>, + <&dp1_phy 0>, + <&dp1_phy 1>, + <&dp2_phy 0>, + <&dp2_phy 1>, + <&dp3_phy 0>, + <&dp3_phy 1>; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + power-domains = <&rpmhpd SM8550_MMCX>; + required-opps = <&rpmhpd_opp_low_svs>; + }; +... diff --git a/include/dt-bindings/clock/qcom,sm8550-dispcc.h b/include/dt-bindings/clock/qcom,sm8550-dispcc.h new file mode 100644 index 000000000000..ed3094c694e0 --- /dev/null +++ b/include/dt-bindings/clock/qcom,sm8550-dispcc.h @@ -0,0 +1,101 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2022, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_SM8550_DISP_CC_H +#define _DT_BINDINGS_CLK_QCOM_SM8550_DISP_CC_H + +/* DISP_CC clocks */ +#define DISP_CC_MDSS_ACCU_CLK 0 +#define DISP_CC_MDSS_AHB1_CLK 1 +#define DISP_CC_MDSS_AHB_CLK 2 +#define DISP_CC_MDSS_AHB_CLK_SRC 3 +#define DISP_CC_MDSS_BYTE0_CLK 4 +#define DISP_CC_MDSS_BYTE0_CLK_SRC 5 +#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 6 +#define DISP_CC_MDSS_BYTE0_INTF_CLK 7 +#define DISP_CC_MDSS_BYTE1_CLK 8 +#define DISP_CC_MDSS_BYTE1_CLK_SRC 9 +#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 10 +#define DISP_CC_MDSS_BYTE1_INTF_CLK 11 +#define DISP_CC_MDSS_DPTX0_AUX_CLK 12 +#define DISP_CC_MDSS_DPTX0_AUX_CLK_SRC 13 +#define DISP_CC_MDSS_DPTX0_CRYPTO_CLK 14 +#define DISP_CC_MDSS_DPTX0_LINK_CLK 15 +#define DISP_CC_MDSS_DPTX0_LINK_CLK_SRC 16 +#define DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC 17 +#define DISP_CC_MDSS_DPTX0_LINK_INTF_CLK 18 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK 19 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC 20 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK 21 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC 22 +#define DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK 23 +#define DISP_CC_MDSS_DPTX1_AUX_CLK 24 +#define DISP_CC_MDSS_DPTX1_AUX_CLK_SRC 25 +#define DISP_CC_MDSS_DPTX1_CRYPTO_CLK 26 +#define DISP_CC_MDSS_DPTX1_LINK_CLK 27 +#define DISP_CC_MDSS_DPTX1_LINK_CLK_SRC 28 +#define DISP_CC_MDSS_DPTX1_LINK_DIV_CLK_SRC 29 +#define DISP_CC_MDSS_DPTX1_LINK_INTF_CLK 30 +#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK 31 +#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK_SRC 32 +#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK 33 +#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK_SRC 34 +#define DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK 35 +#define DISP_CC_MDSS_DPTX2_AUX_CLK 36 +#define DISP_CC_MDSS_DPTX2_AUX_CLK_SRC 37 +#define DISP_CC_MDSS_DPTX2_CRYPTO_CLK 38 +#define DISP_CC_MDSS_DPTX2_LINK_CLK 39 +#define DISP_CC_MDSS_DPTX2_LINK_CLK_SRC 40 +#define DISP_CC_MDSS_DPTX2_LINK_DIV_CLK_SRC 41 +#define DISP_CC_MDSS_DPTX2_LINK_INTF_CLK 42 +#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK 43 +#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK_SRC 44 +#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK 45 +#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK_SRC 46 +#define DISP_CC_MDSS_DPTX3_AUX_CLK 47 +#define DISP_CC_MDSS_DPTX3_AUX_CLK_SRC 48 +#define DISP_CC_MDSS_DPTX3_CRYPTO_CLK 49 +#define DISP_CC_MDSS_DPTX3_LINK_CLK 50 +#define DISP_CC_MDSS_DPTX3_LINK_CLK_SRC 51 +#define DISP_CC_MDSS_DPTX3_LINK_DIV_CLK_SRC 52 +#define DISP_CC_MDSS_DPTX3_LINK_INTF_CLK 53 +#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK 54 +#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK_SRC 55 +#define DISP_CC_MDSS_ESC0_CLK 56 +#define DISP_CC_MDSS_ESC0_CLK_SRC 57 +#define DISP_CC_MDSS_ESC1_CLK 58 +#define DISP_CC_MDSS_ESC1_CLK_SRC 59 +#define DISP_CC_MDSS_MDP1_CLK 60 +#define DISP_CC_MDSS_MDP_CLK 61 +#define DISP_CC_MDSS_MDP_CLK_SRC 62 +#define DISP_CC_MDSS_MDP_LUT1_CLK 63 +#define DISP_CC_MDSS_MDP_LUT_CLK 64 +#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 65 +#define DISP_CC_MDSS_PCLK0_CLK 66 +#define DISP_CC_MDSS_PCLK0_CLK_SRC 67 +#define DISP_CC_MDSS_PCLK1_CLK 68 +#define DISP_CC_MDSS_PCLK1_CLK_SRC 69 +#define DISP_CC_MDSS_RSCC_AHB_CLK 70 +#define DISP_CC_MDSS_RSCC_VSYNC_CLK 71 +#define DISP_CC_MDSS_VSYNC1_CLK 72 +#define DISP_CC_MDSS_VSYNC_CLK 73 +#define DISP_CC_MDSS_VSYNC_CLK_SRC 74 +#define DISP_CC_PLL0 75 +#define DISP_CC_PLL1 76 +#define DISP_CC_SLEEP_CLK 77 +#define DISP_CC_SLEEP_CLK_SRC 78 +#define DISP_CC_XO_CLK 79 +#define DISP_CC_XO_CLK_SRC 80 + +/* 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 GDSCR */ +#define MDSS_GDSC 0 +#define MDSS_INT2_GDSC 1 + +#endif -- 2.34.1
