[PATCH v4 1/2] dt-bindings: clock: add QCOM SM8150 and SM8250 display clock bindings

From: Jonathan Marek
Date: Sun Sep 27 2020 - 15:08:48 EST


Add device tree bindings for display clock controller for
Qualcomm Technology Inc's SM8150 and SM8250 SoCs.

Signed-off-by: Jonathan Marek <jonathan@xxxxxxxx>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> (SM8250)
---
.../bindings/clock/qcom,dispcc-sm8x50.yaml | 93 +++++++++++++++++++
.../dt-bindings/clock/qcom,dispcc-sm8150.h | 1 +
.../dt-bindings/clock/qcom,dispcc-sm8250.h | 66 +++++++++++++
3 files changed, 160 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml
create mode 120000 include/dt-bindings/clock/qcom,dispcc-sm8150.h
create mode 100644 include/dt-bindings/clock/qcom,dispcc-sm8250.h

diff --git a/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml
new file mode 100644
index 000000000000..0cdf53f41f84
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml
@@ -0,0 +1,93 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,dispcc-sm8x50.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Display Clock & Reset Controller Binding for SM8150/SM8250
+
+maintainers:
+ - Jonathan Marek <jonathan@xxxxxxxx>
+
+description: |
+ Qualcomm display clock control module which supports the clocks, resets and
+ power domains on SM8150 and SM8250.
+
+ See also:
+ dt-bindings/clock/qcom,dispcc-sm8150.h
+ dt-bindings/clock/qcom,dispcc-sm8250.h
+
+properties:
+ compatible:
+ enum:
+ - qcom,sm8150-dispcc
+ - qcom,sm8250-dispcc
+
+ clocks:
+ items:
+ - description: Board XO source
+ - 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 PHY
+ - description: VCO DIV clock from DP PHY
+
+ clock-names:
+ items:
+ - const: bi_tcxo
+ - const: dsi0_phy_pll_out_byteclk
+ - const: dsi0_phy_pll_out_dsiclk
+ - const: dsi1_phy_pll_out_byteclk
+ - const: dsi1_phy_pll_out_dsiclk
+ - const: dp_phy_pll_link_clk
+ - const: dp_phy_pll_vco_div_clk
+
+ '#clock-cells':
+ const: 1
+
+ '#reset-cells':
+ const: 1
+
+ '#power-domain-cells':
+ const: 1
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - '#clock-cells'
+ - '#reset-cells'
+ - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ clock-controller@af00000 {
+ compatible = "qcom,sm8250-dispcc";
+ reg = <0x0af00000 0x10000>;
+ clocks = <&rpmhcc RPMH_CXO_CLK>,
+ <&dsi0_phy 0>,
+ <&dsi0_phy 1>,
+ <&dsi1_phy 0>,
+ <&dsi1_phy 1>,
+ <&dp_phy 0>,
+ <&dp_phy 1>;
+ clock-names = "bi_tcxo",
+ "dsi0_phy_pll_out_byteclk",
+ "dsi0_phy_pll_out_dsiclk",
+ "dsi1_phy_pll_out_byteclk",
+ "dsi1_phy_pll_out_dsiclk",
+ "dp_phy_pll_link_clk",
+ "dp_phy_pll_vco_div_clk";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ #power-domain-cells = <1>;
+ };
+...
diff --git a/include/dt-bindings/clock/qcom,dispcc-sm8150.h b/include/dt-bindings/clock/qcom,dispcc-sm8150.h
new file mode 120000
index 000000000000..0312b4544acb
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,dispcc-sm8150.h
@@ -0,0 +1 @@
+qcom,dispcc-sm8250.h
\ No newline at end of file
diff --git a/include/dt-bindings/clock/qcom,dispcc-sm8250.h b/include/dt-bindings/clock/qcom,dispcc-sm8250.h
new file mode 100644
index 000000000000..fdaca6ad5c85
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,dispcc-sm8250.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_SM8250_H
+#define _DT_BINDINGS_CLK_QCOM_DISP_CC_SM8250_H
+
+/* DISP_CC clock registers */
+#define DISP_CC_MDSS_AHB_CLK 0
+#define DISP_CC_MDSS_AHB_CLK_SRC 1
+#define DISP_CC_MDSS_BYTE0_CLK 2
+#define DISP_CC_MDSS_BYTE0_CLK_SRC 3
+#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 4
+#define DISP_CC_MDSS_BYTE0_INTF_CLK 5
+#define DISP_CC_MDSS_BYTE1_CLK 6
+#define DISP_CC_MDSS_BYTE1_CLK_SRC 7
+#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 8
+#define DISP_CC_MDSS_BYTE1_INTF_CLK 9
+#define DISP_CC_MDSS_DP_AUX1_CLK 10
+#define DISP_CC_MDSS_DP_AUX1_CLK_SRC 11
+#define DISP_CC_MDSS_DP_AUX_CLK 12
+#define DISP_CC_MDSS_DP_AUX_CLK_SRC 13
+#define DISP_CC_MDSS_DP_LINK1_CLK 14
+#define DISP_CC_MDSS_DP_LINK1_CLK_SRC 15
+#define DISP_CC_MDSS_DP_LINK1_DIV_CLK_SRC 16
+#define DISP_CC_MDSS_DP_LINK1_INTF_CLK 17
+#define DISP_CC_MDSS_DP_LINK_CLK 18
+#define DISP_CC_MDSS_DP_LINK_CLK_SRC 19
+#define DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC 20
+#define DISP_CC_MDSS_DP_LINK_INTF_CLK 21
+#define DISP_CC_MDSS_DP_PIXEL1_CLK 22
+#define DISP_CC_MDSS_DP_PIXEL1_CLK_SRC 23
+#define DISP_CC_MDSS_DP_PIXEL2_CLK 24
+#define DISP_CC_MDSS_DP_PIXEL2_CLK_SRC 25
+#define DISP_CC_MDSS_DP_PIXEL_CLK 26
+#define DISP_CC_MDSS_DP_PIXEL_CLK_SRC 27
+#define DISP_CC_MDSS_ESC0_CLK 28
+#define DISP_CC_MDSS_ESC0_CLK_SRC 29
+#define DISP_CC_MDSS_ESC1_CLK 30
+#define DISP_CC_MDSS_ESC1_CLK_SRC 31
+#define DISP_CC_MDSS_MDP_CLK 32
+#define DISP_CC_MDSS_MDP_CLK_SRC 33
+#define DISP_CC_MDSS_MDP_LUT_CLK 34
+#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 35
+#define DISP_CC_MDSS_PCLK0_CLK 36
+#define DISP_CC_MDSS_PCLK0_CLK_SRC 37
+#define DISP_CC_MDSS_PCLK1_CLK 38
+#define DISP_CC_MDSS_PCLK1_CLK_SRC 39
+#define DISP_CC_MDSS_ROT_CLK 40
+#define DISP_CC_MDSS_ROT_CLK_SRC 41
+#define DISP_CC_MDSS_RSCC_AHB_CLK 42
+#define DISP_CC_MDSS_RSCC_VSYNC_CLK 43
+#define DISP_CC_MDSS_VSYNC_CLK 44
+#define DISP_CC_MDSS_VSYNC_CLK_SRC 45
+#define DISP_CC_PLL0 46
+#define DISP_CC_PLL1 47
+
+/* DISP_CC Reset */
+#define DISP_CC_MDSS_CORE_BCR 0
+#define DISP_CC_MDSS_RSCC_BCR 1
+
+/* DISP_CC GDSCR */
+#define MDSS_GDSC 0
+
+#endif
--
2.26.1