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Message-Id: <20250829-glymur-disp-clock-controllers-v1-1-0ce6fabd837c@oss.qualcomm.com>
Date: Fri, 29 Aug 2025 13:28:03 +0530
From: Taniya Das <taniya.das@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Ajit Pandey <quic_ajipan@...cinc.com>,
Imran Shaik <quic_imrashai@...cinc.com>,
Jagadeesh Kona <quic_jkona@...cinc.com>, linux-arm-msm@...r.kernel.org,
linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Taniya Das <taniya.das@....qualcomm.com>
Subject: [PATCH 1/2] dt-bindings: clock: Add DISPCC and reset controller
for GLYMUR SoC
Add the device tree bindings for the display clock controller which are
required on Qualcomm Glymur SoC.
Signed-off-by: Taniya Das <taniya.das@....qualcomm.com>
---
.../bindings/clock/qcom,glymur-dispcc.yaml | 99 ++++++++++++++++++
include/dt-bindings/clock/qcom,glymur-dispcc.h | 114 +++++++++++++++++++++
2 files changed, 213 insertions(+)
diff --git a/Documentation/devicetree/bindings/clock/qcom,glymur-dispcc.yaml b/Documentation/devicetree/bindings/clock/qcom,glymur-dispcc.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..063da2416dbaed764b8579a090bc5fc0531ab60d
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,glymur-dispcc.yaml
@@ -0,0 +1,99 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,glymur-dispcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Display Clock & Reset Controller on GLYMUR
+
+maintainers:
+ - Taniya Das <taniya.das@....qualcomm.com>
+
+description: |
+ Qualcomm display clock control module which supports the clocks, resets and
+ power domains for the MDSS instances on GLYMUR SoC.
+
+ See also:
+ include/dt-bindings/clock/qcom,dispcc-glymur.h
+
+properties:
+ compatible:
+ enum:
+ - qcom,glymur-dispcc
+
+ clocks:
+ items:
+ - description: Board CXO clock
+ - description: Board sleep clock
+ - description: DisplayPort 0 link clock
+ - description: DisplayPort 0 VCO div clock
+ - description: DisplayPort 1 link clock
+ - description: DisplayPort 1 VCO div clock
+ - description: DisplayPort 2 link clock
+ - description: DisplayPort 2 VCO div clock
+ - description: DisplayPort 3 link clock
+ - description: DisplayPort 3 VCO div clock
+ - description: DSI 0 PLL byte clock
+ - description: DSI 0 PLL DSI clock
+ - description: DSI 1 PLL byte clock
+ - description: DSI 1 PLL DSI clock
+ - description: Standalone PHY 0 PLL link clock
+ - description: Standalone PHY 0 VCO div clock
+ - description: Standalone PHY 1 PLL link clock
+ - description: Standalone PHY 1 VCO div clock
+
+ 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
+ - clocks
+ - power-domains
+ - '#power-domain-cells'
+
+allOf:
+ - $ref: qcom,gcc.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,glymur-dispcc.h>
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/power/qcom,rpmhpd.h>
+
+ clock-controller@...0000 {
+ compatible = "qcom,glymur-dispcc";
+ reg = <0x0af00000 0x20000>;
+ clocks = <&rpmhcc RPMH_CXO_CLK>,
+ <&sleep_clk>,
+ <&mdss_dp_phy0 0>,
+ <&mdss_dp_phy0 1>,
+ <&mdss_dp_phy1 0>,
+ <&mdss_dp_phy1 1>,
+ <&mdss_dp_phy2 0>,
+ <&mdss_dp_phy2 1>,
+ <&mdss_dp_phy3 0>,
+ <&mdss_dp_phy3 1>,
+ <&mdss_dsi0_phy 0>,
+ <&mdss_dsi0_phy 1>,
+ <&mdss_dsi1_phy 0>,
+ <&mdss_dsi1_phy 1>,
+ <&mdss_phy0_link 0>,
+ <&mdss_phy0_vco_div 0>,
+ <&mdss_phy1_link 1>,
+ <&mdss_phy1_vco_div 1>;
+ power-domains = <&rpmhpd RPMHPD_MMCX>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #power-domain-cells = <1>;
+ };
+...
diff --git a/include/dt-bindings/clock/qcom,glymur-dispcc.h b/include/dt-bindings/clock/qcom,glymur-dispcc.h
new file mode 100644
index 0000000000000000000000000000000000000000..a845d76defe282d953e82e8b595433c5f9cd364a
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,glymur-dispcc.h
@@ -0,0 +1,114 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2025, Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_GLYMUR_H
+#define _DT_BINDINGS_CLK_QCOM_DISP_CC_GLYMUR_H
+
+/* DISP_CC clocks */
+#define DISP_CC_ESYNC0_CLK 0
+#define DISP_CC_ESYNC0_CLK_SRC 1
+#define DISP_CC_ESYNC1_CLK 2
+#define DISP_CC_ESYNC1_CLK_SRC 3
+#define DISP_CC_MDSS_ACCU_SHIFT_CLK 4
+#define DISP_CC_MDSS_AHB1_CLK 5
+#define DISP_CC_MDSS_AHB_CLK 6
+#define DISP_CC_MDSS_AHB_CLK_SRC 7
+#define DISP_CC_MDSS_BYTE0_CLK 8
+#define DISP_CC_MDSS_BYTE0_CLK_SRC 9
+#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 10
+#define DISP_CC_MDSS_BYTE0_INTF_CLK 11
+#define DISP_CC_MDSS_BYTE1_CLK 12
+#define DISP_CC_MDSS_BYTE1_CLK_SRC 13
+#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 14
+#define DISP_CC_MDSS_BYTE1_INTF_CLK 15
+#define DISP_CC_MDSS_DPTX0_AUX_CLK 16
+#define DISP_CC_MDSS_DPTX0_AUX_CLK_SRC 17
+#define DISP_CC_MDSS_DPTX0_LINK_CLK 18
+#define DISP_CC_MDSS_DPTX0_LINK_CLK_SRC 19
+#define DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC 20
+#define DISP_CC_MDSS_DPTX0_LINK_DPIN_CLK 21
+#define DISP_CC_MDSS_DPTX0_LINK_DPIN_DIV_CLK_SRC 22
+#define DISP_CC_MDSS_DPTX0_LINK_INTF_CLK 23
+#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK 24
+#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC 25
+#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK 26
+#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC 27
+#define DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK 28
+#define DISP_CC_MDSS_DPTX1_AUX_CLK 29
+#define DISP_CC_MDSS_DPTX1_AUX_CLK_SRC 30
+#define DISP_CC_MDSS_DPTX1_LINK_CLK 31
+#define DISP_CC_MDSS_DPTX1_LINK_CLK_SRC 32
+#define DISP_CC_MDSS_DPTX1_LINK_DIV_CLK_SRC 33
+#define DISP_CC_MDSS_DPTX1_LINK_DPIN_CLK 34
+#define DISP_CC_MDSS_DPTX1_LINK_DPIN_DIV_CLK_SRC 35
+#define DISP_CC_MDSS_DPTX1_LINK_INTF_CLK 36
+#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK 37
+#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK_SRC 38
+#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK 39
+#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK_SRC 40
+#define DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK 41
+#define DISP_CC_MDSS_DPTX2_AUX_CLK 42
+#define DISP_CC_MDSS_DPTX2_AUX_CLK_SRC 43
+#define DISP_CC_MDSS_DPTX2_LINK_CLK 44
+#define DISP_CC_MDSS_DPTX2_LINK_CLK_SRC 45
+#define DISP_CC_MDSS_DPTX2_LINK_DIV_CLK_SRC 46
+#define DISP_CC_MDSS_DPTX2_LINK_DPIN_CLK 47
+#define DISP_CC_MDSS_DPTX2_LINK_DPIN_DIV_CLK_SRC 48
+#define DISP_CC_MDSS_DPTX2_LINK_INTF_CLK 49
+#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK 50
+#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK_SRC 51
+#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK 52
+#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK_SRC 53
+#define DISP_CC_MDSS_DPTX2_USB_ROUTER_LINK_INTF_CLK 54
+#define DISP_CC_MDSS_DPTX3_AUX_CLK 55
+#define DISP_CC_MDSS_DPTX3_AUX_CLK_SRC 56
+#define DISP_CC_MDSS_DPTX3_LINK_CLK 57
+#define DISP_CC_MDSS_DPTX3_LINK_CLK_SRC 58
+#define DISP_CC_MDSS_DPTX3_LINK_DIV_CLK_SRC 59
+#define DISP_CC_MDSS_DPTX3_LINK_DPIN_CLK 60
+#define DISP_CC_MDSS_DPTX3_LINK_DPIN_DIV_CLK_SRC 61
+#define DISP_CC_MDSS_DPTX3_LINK_INTF_CLK 62
+#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK 63
+#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK_SRC 64
+#define DISP_CC_MDSS_ESC0_CLK 65
+#define DISP_CC_MDSS_ESC0_CLK_SRC 66
+#define DISP_CC_MDSS_ESC1_CLK 67
+#define DISP_CC_MDSS_ESC1_CLK_SRC 68
+#define DISP_CC_MDSS_MDP1_CLK 69
+#define DISP_CC_MDSS_MDP_CLK 70
+#define DISP_CC_MDSS_MDP_CLK_SRC 71
+#define DISP_CC_MDSS_MDP_LUT1_CLK 72
+#define DISP_CC_MDSS_MDP_LUT_CLK 73
+#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 74
+#define DISP_CC_MDSS_PCLK0_CLK 75
+#define DISP_CC_MDSS_PCLK0_CLK_SRC 76
+#define DISP_CC_MDSS_PCLK1_CLK 77
+#define DISP_CC_MDSS_PCLK1_CLK_SRC 78
+#define DISP_CC_MDSS_PCLK2_CLK 79
+#define DISP_CC_MDSS_PCLK2_CLK_SRC 80
+#define DISP_CC_MDSS_RSCC_AHB_CLK 81
+#define DISP_CC_MDSS_RSCC_VSYNC_CLK 82
+#define DISP_CC_MDSS_VSYNC1_CLK 83
+#define DISP_CC_MDSS_VSYNC_CLK 84
+#define DISP_CC_MDSS_VSYNC_CLK_SRC 85
+#define DISP_CC_OSC_CLK 86
+#define DISP_CC_OSC_CLK_SRC 87
+#define DISP_CC_PLL0 88
+#define DISP_CC_PLL1 89
+#define DISP_CC_SLEEP_CLK 90
+#define DISP_CC_SLEEP_CLK_SRC 91
+#define DISP_CC_XO_CLK 92
+#define DISP_CC_XO_CLK_SRC 93
+
+/* DISP_CC power domains */
+#define DISP_CC_MDSS_CORE_GDSC 0
+#define DISP_CC_MDSS_CORE_INT2_GDSC 1
+
+/* 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
+
+#endif
--
2.34.1
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