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Message-Id: <20230103-topic-sm8550-upstream-dispcc-v3-1-8a03d348c572@linaro.org>
Date: Mon, 09 Jan 2023 16:47:21 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
Andy Gross <agross@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH v3 1/3] dt-bindings: clock: document SM8550 DISPCC clock controller
Document device tree bindings for display clock controller for
Qualcomm SM8550 SoC.
Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
.../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@...nel.org>
+ - Neil Armstrong <neil.armstrong@...aro.org>
+
+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@...0000 {
+ 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
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