diff mbox series

[v5,3/5] dt-bindings: clk: exynos5433: document imem clock

Message ID 20190122090232.29194-4-k.konieczny@partner.samsung.com (mailing list archive)
State Awaiting Upstream, archived
Headers show
Series Add imem clock for Exynos 5433 | expand

Commit Message

Kamil Konieczny Jan. 22, 2019, 9:02 a.m. UTC 
Document DT bindings for imem clock of the Samsung Exynos5433 SSS (Security
SubSystem) and SlimSSS IPs.

Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Kamil Konieczny <k.konieczny@partner.samsung.com>
---
 .../bindings/clock/exynos5433-clock.txt       | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/clock/exynos5433-clock.txt b/Documentation/devicetree/bindings/clock/exynos5433-clock.txt
index 50d5897c9849..183c327a7d6b 100644
--- a/Documentation/devicetree/bindings/clock/exynos5433-clock.txt
+++ b/Documentation/devicetree/bindings/clock/exynos5433-clock.txt
@@ -50,6 +50,8 @@  Required Properties:
     IPs.
   - "samsung,exynos5433-cmu-cam1" - clock controller compatible for CMU_CAM1
     which generates clocks for Cortex-A5/MIPI_CSIS2/FIMC-LITE_C/FIMC-FD IPs.
+  - "samsung,exynos5433-cmu-imem"   - clock controller compatible for CMU_IMEM
+    which generates clocks for SSS (Security SubSystem) and SlimSSS IPs.
 
 - reg: physical base address of the controller and length of memory mapped
   region.
@@ -168,6 +170,12 @@  Required Properties:
 		- aclk_cam1_400
 		- aclk_cam1_552
 
+	Input clocks for imem clock controller:
+		- oscclk
+		- aclk_imem_sssx_266
+		- aclk_imem_266
+		- aclk_imem_200
+
 Optional properties:
   - power-domains: a phandle to respective power domain node as described by
 	generic PM domain bindings (see power/power_domain.txt for more
@@ -469,6 +477,21 @@  Example 2: Examples of clock controller nodes are listed below.
 		power-domains = <&pd_cam1>;
 	};
 
+	cmu_imem: clock-controller@11060000 {
+		compatible = "samsung,exynos5433-cmu-imem";
+		reg = <0x11060000 0x1000>;
+		#clock-cells = <1>;
+
+		clock-names = "oscclk",
+			"aclk_imem_sssx_266",
+			"aclk_imem_266",
+			"aclk_imem_200";
+		clocks = <&xxti>,
+			<&cmu_top CLK_DIV_ACLK_IMEM_SSSX_266>,
+			<&cmu_top CLK_DIV_ACLK_IMEM_266>,
+			<&cmu_top CLK_DIV_ACLK_IMEM_200>;
+	};
+
 Example 3: UART controller node that consumes the clock generated by the clock
 	   controller.