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Subject[PATCH v2 1/2] dt-bindings: clock: Add Qualcomm SC8280XP display clock bindings
Date
From: Bjorn Andersson <bjorn.andersson@linaro.org>

The Qualcomm SC8280XP platform has two display clock controllers, add a
binding for these.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
---

Changes since v1:
- Add missing 'p' in compatibles.
- Reworked power-domains definition

.../bindings/clock/qcom,dispcc-sc8280xp.yaml | 97 +++++++++++++++++
.../dt-bindings/clock/qcom,dispcc-sc8280xp.h | 100 ++++++++++++++++++
2 files changed, 197 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/qcom,dispcc-sc8280xp.yaml
create mode 100644 include/dt-bindings/clock/qcom,dispcc-sc8280xp.h

diff --git a/Documentation/devicetree/bindings/clock/qcom,dispcc-sc8280xp.yaml b/Documentation/devicetree/bindings/clock/qcom,dispcc-sc8280xp.yaml
new file mode 100644
index 000000000000..28c13237059f
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,dispcc-sc8280xp.yaml
@@ -0,0 +1,97 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,dispcc-sc8280xp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Display Clock & Reset Controller Binding for SC8280XP
+
+maintainers:
+ - Bjorn Andersson <bjorn.andersson@linaro.org>
+
+description: |
+ Qualcomm display clock control module which supports the clocks, resets and
+ power domains for the two MDSS instances on SC8280XP.
+
+ See also:
+ include/dt-bindings/clock/qcom,dispcc-sc8280xp.h
+
+properties:
+ compatible:
+ enum:
+ - qcom,sc8280xp-dispcc0
+ - qcom,sc8280xp-dispcc1
+
+ clocks:
+ items:
+ - description: AHB interface clock,
+ - description: SoC CXO clock
+ - description: SoC 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
+
+ '#clock-cells':
+ const: 1
+
+ '#reset-cells':
+ const: 1
+
+ '#power-domain-cells':
+ const: 1
+
+ reg:
+ maxItems: 1
+
+ power-domains:
+ items:
+ - description: MMCX power domain
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - '#clock-cells'
+ - '#reset-cells'
+ - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+ clock-controller@af00000 {
+ compatible = "qcom,sc8280xp-dispcc0";
+ reg = <0x0af00000 0x20000>;
+ clocks = <&gcc GCC_DISP_AHB_CLK>,
+ <&rpmhcc RPMH_CXO_CLK>,
+ <&sleep_clk>,
+ <&mdss0_dp_phy0 0>,
+ <&mdss0_dp_phy0 1>,
+ <&mdss0_dp_phy1 0>,
+ <&mdss0_dp_phy1 1>,
+ <&mdss0_dp_phy2 0>,
+ <&mdss0_dp_phy2 1>,
+ <&mdss0_dp_phy3 0>,
+ <&mdss0_dp_phy3 1>,
+ <&mdss0_dsi0_phy 0>,
+ <&mdss0_dsi0_phy 1>,
+ <&mdss0_dsi1_phy 0>,
+ <&mdss0_dsi1_phy 1>;
+ power-domains = <&rpmhpd SC8280XP_MMCX>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #power-domain-cells = <1>;
+ };
+...
diff --git a/include/dt-bindings/clock/qcom,dispcc-sc8280xp.h b/include/dt-bindings/clock/qcom,dispcc-sc8280xp.h
new file mode 100644
index 000000000000..2831c61fa979
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,dispcc-sc8280xp.h
@@ -0,0 +1,100 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_SC8280XP_H
+#define _DT_BINDINGS_CLK_QCOM_DISP_CC_SC8280XP_H
+
+/* DISPCC clocks */
+#define DISP_CC_PLL0 0
+#define DISP_CC_PLL1 1
+#define DISP_CC_PLL1_OUT_EVEN 2
+#define DISP_CC_PLL2 3
+#define DISP_CC_MDSS_AHB1_CLK 4
+#define DISP_CC_MDSS_AHB_CLK 5
+#define DISP_CC_MDSS_AHB_CLK_SRC 6
+#define DISP_CC_MDSS_BYTE0_CLK 7
+#define DISP_CC_MDSS_BYTE0_CLK_SRC 8
+#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 9
+#define DISP_CC_MDSS_BYTE0_INTF_CLK 10
+#define DISP_CC_MDSS_BYTE1_CLK 11
+#define DISP_CC_MDSS_BYTE1_CLK_SRC 12
+#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 13
+#define DISP_CC_MDSS_BYTE1_INTF_CLK 14
+#define DISP_CC_MDSS_DPTX0_AUX_CLK 15
+#define DISP_CC_MDSS_DPTX0_AUX_CLK_SRC 16
+#define DISP_CC_MDSS_DPTX0_LINK_CLK 17
+#define DISP_CC_MDSS_DPTX0_LINK_CLK_SRC 18
+#define DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC 19
+#define DISP_CC_MDSS_DPTX0_LINK_INTF_CLK 20
+#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK 21
+#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC 22
+#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK 23
+#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC 24
+#define DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK 25
+#define DISP_CC_MDSS_DPTX1_AUX_CLK 26
+#define DISP_CC_MDSS_DPTX1_AUX_CLK_SRC 27
+#define DISP_CC_MDSS_DPTX1_LINK_CLK 28
+#define DISP_CC_MDSS_DPTX1_LINK_CLK_SRC 29
+#define DISP_CC_MDSS_DPTX1_LINK_DIV_CLK_SRC 30
+#define DISP_CC_MDSS_DPTX1_LINK_INTF_CLK 31
+#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK 32
+#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK_SRC 33
+#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK 34
+#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK_SRC 35
+#define DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK 36
+#define DISP_CC_MDSS_DPTX2_AUX_CLK 37
+#define DISP_CC_MDSS_DPTX2_AUX_CLK_SRC 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_LINK_CLK 49
+#define DISP_CC_MDSS_DPTX3_LINK_CLK_SRC 50
+#define DISP_CC_MDSS_DPTX3_LINK_DIV_CLK_SRC 51
+#define DISP_CC_MDSS_DPTX3_LINK_INTF_CLK 52
+#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK 53
+#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK_SRC 54
+#define DISP_CC_MDSS_ESC0_CLK 55
+#define DISP_CC_MDSS_ESC0_CLK_SRC 56
+#define DISP_CC_MDSS_ESC1_CLK 57
+#define DISP_CC_MDSS_ESC1_CLK_SRC 58
+#define DISP_CC_MDSS_MDP1_CLK 59
+#define DISP_CC_MDSS_MDP_CLK 60
+#define DISP_CC_MDSS_MDP_CLK_SRC 61
+#define DISP_CC_MDSS_MDP_LUT1_CLK 62
+#define DISP_CC_MDSS_MDP_LUT_CLK 63
+#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 64
+#define DISP_CC_MDSS_PCLK0_CLK 65
+#define DISP_CC_MDSS_PCLK0_CLK_SRC 66
+#define DISP_CC_MDSS_PCLK1_CLK 67
+#define DISP_CC_MDSS_PCLK1_CLK_SRC 68
+#define DISP_CC_MDSS_ROT1_CLK 69
+#define DISP_CC_MDSS_ROT_CLK 70
+#define DISP_CC_MDSS_ROT_CLK_SRC 71
+#define DISP_CC_MDSS_RSCC_AHB_CLK 72
+#define DISP_CC_MDSS_RSCC_VSYNC_CLK 73
+#define DISP_CC_MDSS_VSYNC1_CLK 74
+#define DISP_CC_MDSS_VSYNC_CLK 75
+#define DISP_CC_MDSS_VSYNC_CLK_SRC 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
+
+/* DISPCC resets */
+#define DISP_CC_MDSS_CORE_BCR 0
+#define DISP_CC_MDSS_RSCC_BCR 1
+
+/* DISPCC GDSCs */
+#define MDSS_GDSC 0
+#define MDSS_INT2_GDSC 1
+
+#endif
--
2.17.1
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