linux-kernel - [PATCH v2 1/3] dt-bindings: clock: exynosautov920: add m2m clock definitions

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250915095401.3699849-2-raghav.s@samsung.com>
Date: Mon, 15 Sep 2025 15:23:59 +0530
From: Raghav Sharma <raghav.s@...sung.com>
To: krzk@...nel.org, s.nawrocki@...sung.com, cw00.choi@...sung.com,
	alim.akhtar@...sung.com, mturquette@...libre.com, sboyd@...nel.org,
	robh@...nel.org, conor+dt@...nel.org, sunyeal.hong@...sung.com,
	shin.son@...sung.com
Cc: 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, chandan.vn@...sung.com,
	dev.tailor@...sung.com, karthik.sun@...sung.com, Raghav Sharma
	<raghav.s@...sung.com>
Subject: [PATCH v2 1/3] dt-bindings: clock: exynosautov920: add m2m clock
 definitions

Add device tree clock binding definitions for CMU_M2M

Signed-off-by: Raghav Sharma <raghav.s@...sung.com>
---
 .../clock/samsung,exynosautov920-clock.yaml   | 21 +++++++++++++++++++
 .../clock/samsung,exynosautov920.h            |  5 +++++
 2 files changed, 26 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml
index 72f59db73f76..b2dfe6ed353a 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml
@@ -38,6 +38,7 @@ properties:
       - samsung,exynosautov920-cmu-hsi0
       - samsung,exynosautov920-cmu-hsi1
       - samsung,exynosautov920-cmu-hsi2
+      - samsung,exynosautov920-cmu-m2m
       - samsung,exynosautov920-cmu-misc
       - samsung,exynosautov920-cmu-peric0
       - samsung,exynosautov920-cmu-peric1
@@ -226,6 +227,26 @@ allOf:
             - const: embd
             - const: ethernet
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynosautov920-cmu-m2m
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (38.4 MHz)
+            - description: CMU_M2M NOC clock (from CMU_TOP)
+            - description: CMU_M2M JPEG clock (from CMU_TOP)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: noc
+            - const: jpeg
+
 required:
   - compatible
   - "#clock-cells"
diff --git a/include/dt-bindings/clock/samsung,exynosautov920.h b/include/dt-bindings/clock/samsung,exynosautov920.h
index 93e6233d1358..0342a988565a 100644
--- a/include/dt-bindings/clock/samsung,exynosautov920.h
+++ b/include/dt-bindings/clock/samsung,exynosautov920.h
@@ -295,4 +295,9 @@
 #define CLK_DOUT_HSI2_ETHERNET          6
 #define CLK_DOUT_HSI2_ETHERNET_PTP      7
 
+/* CMU_M2M */
+#define CLK_MOUT_M2M_JPEG_USER          1
+#define CLK_MOUT_M2M_NOC_USER           2
+#define CLK_DOUT_M2M_NOCP               3
+
 #endif /* _DT_BINDINGS_CLOCK_EXYNOSAUTOV920_H */
-- 
2.34.1