diff mbox series

[v8,10/13] dt-bindings: Add qcom slimbus controller bindings

Message ID 20171130174200.6684-11-srinivas.kandagatla@linaro.org
State New
Headers show
Series None | expand

Commit Message

Srinivas Kandagatla Nov. 30, 2017, 5:41 p.m. UTC
From: Sagar Dharia <sdharia@codeaurora.org>


This patch add device tree bindings for Qualcomm slimbus controller.

Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

---
 .../devicetree/bindings/slimbus/slim-qcom-ctrl.txt | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt

-- 
2.15.0

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Comments

Srinivas Kandagatla Dec. 5, 2017, 10:03 p.m. UTC | #1
On 04/12/17 21:28, Rob Herring wrote:
> On Thu, Nov 30, 2017 at 05:41:57PM +0000, srinivas.kandagatla@linaro.org wrote:

>> From: Sagar Dharia <sdharia@codeaurora.org>

>>

>> This patch add device tree bindings for Qualcomm slimbus controller.

>>

>> Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>

>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

>> ---

>>   .../devicetree/bindings/slimbus/slim-qcom-ctrl.txt | 39 ++++++++++++++++++++++

>>   1 file changed, 39 insertions(+)

>>   create mode 100644 Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt

>>

>> + - clocks : Interface and core clocks used by this SLIMbus controller

>> + - clock-names : Required clock-name entries are:

>> +	"iface_clk" : Interface clock for this controller

>> +	"core_clk" : Interrupt for controller core's BAM

> 

> Doesn't match the example. You should drop the '_clk'. With that,

> 


Thanks for the Reviewed-by tag, I will fix the above in next version.

> Reviewed-by: Rob Herring <robh@kernel.org>

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diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt b/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt
new file mode 100644
index 000000000000..93a6fdaf09b3
--- /dev/null
+++ b/Documentation/devicetree/bindings/slimbus/slim-qcom-ctrl.txt
@@ -0,0 +1,39 @@ 
+Qualcomm SLIMbus controller
+This controller is used if applications processor driver controls SLIMbus
+master component.
+
+Required properties:
+
+ - #address-cells - refer to Documentation/devicetree/bindings/slimbus/bus.txt
+ - #size-cells	- refer to Documentation/devicetree/bindings/slimbus/bus.txt
+
+ - reg : Offset and length of the register region(s) for the device
+ - reg-names : Register region name(s) referenced in reg above
+	 Required register resource entries are:
+	 "ctrl": Physical address of controller register blocks
+ 	 "slew": required for "qcom,apq8064-slim" SOC.
+ - compatible : should be "qcom,<SOC-NAME>-slim" for SOC specific compatible
+ 		followed by "qcom,slim" for fallback.
+ - interrupts : Interrupt number used by this controller
+ - clocks : Interface and core clocks used by this SLIMbus controller
+ - clock-names : Required clock-name entries are:
+	"iface_clk" : Interface clock for this controller
+	"core_clk" : Interrupt for controller core's BAM
+
+Example:
+
+	slim@28080000 {
+		compatible = "qcom,apq8064-slim", "qcom,slim";
+		reg = <0x28080000 0x2000>, <0x80207C 4>;
+		reg-names = "ctrl", "slew";
+		interrupts = <0 33 0>;
+		clocks = <&lcc SLIMBUS_SRC>, <&lcc AUDIO_SLIMBUS_CLK>;
+		clock-names = "iface", "core";
+		#address-cells = <2>;
+		#size-cell = <0>;
+
+		wcd9310: audio-codec@1,0{
+			compatible = "slim217,60";
+			reg = <1 0>;
+		};
+	};