linux-kernel - [PATCH 1/3] dt-bindings: clock: Document gpucc for msm8998

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Message-Id: <20190528164740.38593-1-jeffrey.l.hugo@gmail.com>
Date:   Tue, 28 May 2019 09:47:40 -0700
From:   Jeffrey Hugo <jeffrey.l.hugo@...il.com>
To:     mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        mark.rutland@....com
Cc:     agross@...nel.org, david.brown@...aro.org,
        bjorn.andersson@...aro.org, marc.w.gonzalez@...e.fr,
        jcrouse@...eaurora.org, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>
Subject: [PATCH 1/3] dt-bindings: clock: Document gpucc for msm8998

The GPU for msm8998 has its own clock controller.  Document it.

Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>
---
 .../devicetree/bindings/clock/qcom,gpucc.txt  |  4 ++-
 .../dt-bindings/clock/qcom,gpucc-msm8998.h    | 29 +++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 include/dt-bindings/clock/qcom,gpucc-msm8998.h

diff --git a/Documentation/devicetree/bindings/clock/qcom,gpucc.txt b/Documentation/devicetree/bindings/clock/qcom,gpucc.txt
index 4e5215ef1acd..269afe8a757e 100644
--- a/Documentation/devicetree/bindings/clock/qcom,gpucc.txt
+++ b/Documentation/devicetree/bindings/clock/qcom,gpucc.txt
@@ -2,13 +2,15 @@ Qualcomm Graphics Clock & Reset Controller Binding
 --------------------------------------------------
 
 Required properties :
-- compatible : shall contain "qcom,sdm845-gpucc"
+- compatible : shall contain "qcom,sdm845-gpucc" or "qcom,msm8998-gpucc"
 - reg : shall contain base register location and length
 - #clock-cells : from common clock binding, shall contain 1
 - #reset-cells : from common reset binding, shall contain 1
 - #power-domain-cells : from generic power domain binding, shall contain 1
 - clocks : shall contain the XO clock
+	   shall contain the gpll0 out main clock (msm8998)
 - clock-names : shall be "xo"
+		shall be "gpll0" (msm8998)
 
 Example:
 	gpucc: clock-controller@...0000 {
diff --git a/include/dt-bindings/clock/qcom,gpucc-msm8998.h b/include/dt-bindings/clock/qcom,gpucc-msm8998.h
new file mode 100644
index 000000000000..2623570ee974
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,gpucc-msm8998.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019, Jeffrey Hugo
+ */
+
+#ifndef _DT_BINDINGS_CLK_MSM_GPUCC_8998_H
+#define _DT_BINDINGS_CLK_MSM_GPUCC_8998_H
+
+#define GPUPLL0						0
+#define GPUPLL0_OUT_EVEN				1
+#define RBCPR_CLK_SRC					2
+#define GFX3D_CLK_SRC					3
+#define RBBMTIMER_CLK_SRC				4
+#define GFX3D_ISENSE_CLK_SRC				5
+#define RBCPR_CLK					6
+#define GFX3D_CLK					7
+#define RBBMTIMER_CLK					8
+#define GFX3D_ISENSE_CLK				9
+#define GPUCC_CXO_CLK					10
+
+#define GPU_CX_BCR					0
+#define RBCPR_BCR					1
+#define GPU_GX_BCR					2
+#define GPU_ISENSE_BCR					3
+
+#define GPU_CX_GDSC					1
+#define GPU_GX_GDSC					2
+
+#endif
-- 
2.17.1