linux-kernel - [PATCH 3/7] dt-bindings: clock: Add bindings for Exynos850 CMU

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Date:   Mon,  8 Aug 2022 21:16:00 +0300
From:   Sam Protsenko <semen.protsenko@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Chanwoo Choi <cw00.choi@...sung.com>
Cc:     Tomasz Figa <tomasz.figa@...il.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        linux-samsung-soc@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 3/7] dt-bindings: clock: Add bindings for Exynos850 CMU_MFCMSCL

CMU_MFCMSCL generates MFC, M2M, MCSC and JPEG clocks for BLK_MFCMSCL.
Add clock indices and binding documentation for CMU_MFCMSCL.

Signed-off-by: Sam Protsenko <semen.protsenko@...aro.org>
---
 .../clock/samsung,exynos850-clock.yaml        | 25 +++++++++++++++
 include/dt-bindings/clock/exynos850.h         | 32 ++++++++++++++++++-
 2 files changed, 56 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
index c9f78ae7a9fa..fdd9ccee49c4 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
@@ -39,6 +39,7 @@ properties:
       - samsung,exynos850-cmu-dpu
       - samsung,exynos850-cmu-hsi
       - samsung,exynos850-cmu-is
+      - samsung,exynos850-cmu-mfcmscl
       - samsung,exynos850-cmu-peri
 
   clocks:
@@ -216,6 +217,30 @@ allOf:
             - const: dout_is_vra
             - const: dout_is_gdc
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos850-cmu-mfcmscl
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (26 MHz)
+            - description: Multi-Format Codec clock (from CMU_TOP)
+            - description: Memory to Memory Scaler clock (from CMU_TOP)
+            - description: Multi-Channel Scaler clock (from CMU_TOP)
+            - description: JPEG codec clock (from CMU_TOP)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: dout_mfcmscl_mfc
+            - const: dout_mfcmscl_m2m
+            - const: dout_mfcmscl_mcsc
+            - const: dout_mfcmscl_jpeg
+
   - if:
       properties:
         compatible:
diff --git a/include/dt-bindings/clock/exynos850.h b/include/dt-bindings/clock/exynos850.h
index f8bf26f118c1..88d5289883d3 100644
--- a/include/dt-bindings/clock/exynos850.h
+++ b/include/dt-bindings/clock/exynos850.h
@@ -73,7 +73,19 @@
 #define CLK_DOUT_IS_ITP			61
 #define CLK_DOUT_IS_VRA			62
 #define CLK_DOUT_IS_GDC			63
-#define TOP_NR_CLK			64
+#define CLK_MOUT_MFCMSCL_MFC		64
+#define CLK_MOUT_MFCMSCL_M2M		65
+#define CLK_MOUT_MFCMSCL_MCSC		66
+#define CLK_MOUT_MFCMSCL_JPEG		67
+#define CLK_GOUT_MFCMSCL_MFC		68
+#define CLK_GOUT_MFCMSCL_M2M		69
+#define CLK_GOUT_MFCMSCL_MCSC		70
+#define CLK_GOUT_MFCMSCL_JPEG		71
+#define CLK_DOUT_MFCMSCL_MFC		72
+#define CLK_DOUT_MFCMSCL_M2M		73
+#define CLK_DOUT_MFCMSCL_MCSC		74
+#define CLK_DOUT_MFCMSCL_JPEG		75
+#define TOP_NR_CLK			76
 
 /* CMU_APM */
 #define CLK_RCO_I3C_PMIC		1
@@ -225,6 +237,24 @@
 #define CLK_GOUT_IS_SYSREG_PCLK		23
 #define IS_NR_CLK			24
 
+/* CMU_MFCMSCL */
+#define CLK_MOUT_MFCMSCL_MFC_USER		1
+#define CLK_MOUT_MFCMSCL_M2M_USER		2
+#define CLK_MOUT_MFCMSCL_MCSC_USER		3
+#define CLK_MOUT_MFCMSCL_JPEG_USER		4
+#define CLK_DOUT_MFCMSCL_BUSP			5
+#define CLK_GOUT_MFCMSCL_CMU_MFCMSCL_PCLK	6
+#define CLK_GOUT_MFCMSCL_TZPC_PCLK		7
+#define CLK_GOUT_MFCMSCL_JPEG_ACLK		8
+#define CLK_GOUT_MFCMSCL_M2M_ACLK		9
+#define CLK_GOUT_MFCMSCL_MCSC_CLK		10
+#define CLK_GOUT_MFCMSCL_MFC_ACLK		11
+#define CLK_GOUT_MFCMSCL_PPMU_ACLK		12
+#define CLK_GOUT_MFCMSCL_PPMU_PCLK		13
+#define CLK_GOUT_MFCMSCL_SYSMMU_CLK		14
+#define CLK_GOUT_MFCMSCL_SYSREG_PCLK		15
+#define MFCMSCL_NR_CLK				16
+
 /* CMU_PERI */
 #define CLK_MOUT_PERI_BUS_USER		1
 #define CLK_MOUT_PERI_UART_USER		2
-- 
2.30.2