diff mbox

[3/4] arm64: dts: msm8996: Add SMEM DT nodes

Message ID 1476989765-7524-3-git-send-email-spjoshi@codeaurora.org (mailing list archive)
State Superseded, archived
Delegated to: Andy Gross
Headers show

Commit Message

Sarangdhar Joshi Oct. 20, 2016, 6:56 p.m. UTC
From: Bjorn Andersson <bjorn.andersson@linaro.org>

Add SMEM and TCSR DT nodes on MSM8996.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

Comments

Bjorn Andersson Oct. 20, 2016, 7:56 p.m. UTC | #1
On Thu 20 Oct 11:56 PDT 2016, Sarangdhar Joshi wrote:

> From: Bjorn Andersson <bjorn.andersson@linaro.org>
> 
> Add SMEM and TCSR DT nodes on MSM8996.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> index 949b096..0a810f5 100644
> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> @@ -169,12 +169,31 @@
>  		method = "smc";
>  	};
>  
> +	smem {
> +		compatible = "qcom,smem";
> +
> +		memory-region = <&smem_mem>;
> +
> +		hwlocks = <&tcsr_mutex 3>;
> +	};
> +
>  	soc: soc {
>  		#address-cells = <1>;
>  		#size-cells = <1>;
>  		ranges = <0 0 0 0xffffffff>;
>  		compatible = "simple-bus";
>  
> +		tcsr_mutex_regs: syscon@740000 {
> +			compatible = "syscon";
> +			reg = <0x740000 0x20000>;
> +		};
> +
> +		tcsr_mutex: hwlock {
> +			compatible = "qcom,tcsr-mutex";
> +			syscon = <&tcsr_mutex_regs 0 0x1000>;
> +			#hwlock-cells = <1>;
> +		};

Sorry, I got this in the wrong place, the hwlock node should sit outside
of soc {} - looks like we got this wrong in msm8916 as well.

Regards,
Bjorn

> +
>  		intc: interrupt-controller@9bc0000 {
>  			compatible = "arm,gic-v3";
>  			#interrupt-cells = <3>;
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
> 
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Sarangdhar Joshi Oct. 20, 2016, 9:18 p.m. UTC | #2
On 10/20/2016 12:56 PM, Bjorn Andersson wrote:
> On Thu 20 Oct 11:56 PDT 2016, Sarangdhar Joshi wrote:
>
>> From: Bjorn Andersson <bjorn.andersson@linaro.org>
>>
>> Add SMEM and TCSR DT nodes on MSM8996.
>>
>> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>> Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
>> ---
>>  arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
>>  1 file changed, 19 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> index 949b096..0a810f5 100644
>> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> @@ -169,12 +169,31 @@
>>  		method = "smc";
>>  	};
>>
>> +	smem {
>> +		compatible = "qcom,smem";
>> +
>> +		memory-region = <&smem_mem>;
>> +
>> +		hwlocks = <&tcsr_mutex 3>;
>> +	};
>> +
>>  	soc: soc {
>>  		#address-cells = <1>;
>>  		#size-cells = <1>;
>>  		ranges = <0 0 0 0xffffffff>;
>>  		compatible = "simple-bus";
>>
>> +		tcsr_mutex_regs: syscon@740000 {
>> +			compatible = "syscon";
>> +			reg = <0x740000 0x20000>;
>> +		};
>> +
>> +		tcsr_mutex: hwlock {
>> +			compatible = "qcom,tcsr-mutex";
>> +			syscon = <&tcsr_mutex_regs 0 0x1000>;
>> +			#hwlock-cells = <1>;
>> +		};
>
> Sorry, I got this in the wrong place, the hwlock node should sit outside
> of soc {} - looks like we got this wrong in msm8916 as well.

Thanks for reviewing the patch. Do you mean to move it under / {}; (i.e. 
root)?

>
> Regards,
> Bjorn
>
>> +
>>  		intc: interrupt-controller@9bc0000 {
>>  			compatible = "arm,gic-v3";
>>  			#interrupt-cells = <3>;
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
>> a Linux Foundation Collaborative Project
>>

Regards,
Sarang
Andy Gross Oct. 20, 2016, 9:51 p.m. UTC | #3
On Thu, Oct 20, 2016 at 02:18:33PM -0700, Sarangdhar Joshi wrote:
> On 10/20/2016 12:56 PM, Bjorn Andersson wrote:
> >On Thu 20 Oct 11:56 PDT 2016, Sarangdhar Joshi wrote:
> >
> >>From: Bjorn Andersson <bjorn.andersson@linaro.org>
> >>
> >>Add SMEM and TCSR DT nodes on MSM8996.
> >>
> >>Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> >>Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
> >>---
> >> arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
> >> 1 file changed, 19 insertions(+)
> >>
> >>diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> >>index 949b096..0a810f5 100644
> >>--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
> >>+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> >>@@ -169,12 +169,31 @@
> >> 		method = "smc";
> >> 	};
> >>
> >>+	smem {
> >>+		compatible = "qcom,smem";
> >>+
> >>+		memory-region = <&smem_mem>;
> >>+
> >>+		hwlocks = <&tcsr_mutex 3>;
> >>+	};
> >>+
> >> 	soc: soc {
> >> 		#address-cells = <1>;
> >> 		#size-cells = <1>;
> >> 		ranges = <0 0 0 0xffffffff>;
> >> 		compatible = "simple-bus";
> >>
> >>+		tcsr_mutex_regs: syscon@740000 {
> >>+			compatible = "syscon";
> >>+			reg = <0x740000 0x20000>;
> >>+		};
> >>+
> >>+		tcsr_mutex: hwlock {
> >>+			compatible = "qcom,tcsr-mutex";
> >>+			syscon = <&tcsr_mutex_regs 0 0x1000>;
> >>+			#hwlock-cells = <1>;
> >>+		};
> >
> >Sorry, I got this in the wrong place, the hwlock node should sit outside
> >of soc {} - looks like we got this wrong in msm8916 as well.
> 
> Thanks for reviewing the patch. Do you mean to move it under / {}; (i.e.
> root)?

Yes.  Any node that doesn't have reg properties should go under the root.


Andy
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Sarangdhar Joshi Oct. 20, 2016, 9:59 p.m. UTC | #4
On 10/20/2016 02:51 PM, Andy Gross wrote:
> On Thu, Oct 20, 2016 at 02:18:33PM -0700, Sarangdhar Joshi wrote:
>> On 10/20/2016 12:56 PM, Bjorn Andersson wrote:
>>> On Thu 20 Oct 11:56 PDT 2016, Sarangdhar Joshi wrote:
>>>
>>>> From: Bjorn Andersson <bjorn.andersson@linaro.org>
>>>>
>>>> Add SMEM and TCSR DT nodes on MSM8996.
>>>>
>>>> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>>>> Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
>>>> ---
>>>> arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
>>>> 1 file changed, 19 insertions(+)
>>>>
>>>> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>>>> index 949b096..0a810f5 100644
>>>> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
>>>> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>>>> @@ -169,12 +169,31 @@
>>>> 		method = "smc";
>>>> 	};
>>>>
>>>> +	smem {
>>>> +		compatible = "qcom,smem";
>>>> +
>>>> +		memory-region = <&smem_mem>;
>>>> +
>>>> +		hwlocks = <&tcsr_mutex 3>;
>>>> +	};
>>>> +
>>>> 	soc: soc {
>>>> 		#address-cells = <1>;
>>>> 		#size-cells = <1>;
>>>> 		ranges = <0 0 0 0xffffffff>;
>>>> 		compatible = "simple-bus";
>>>>
>>>> +		tcsr_mutex_regs: syscon@740000 {
>>>> +			compatible = "syscon";
>>>> +			reg = <0x740000 0x20000>;
>>>> +		};
>>>> +
>>>> +		tcsr_mutex: hwlock {
>>>> +			compatible = "qcom,tcsr-mutex";
>>>> +			syscon = <&tcsr_mutex_regs 0 0x1000>;
>>>> +			#hwlock-cells = <1>;
>>>> +		};
>>>
>>> Sorry, I got this in the wrong place, the hwlock node should sit outside
>>> of soc {} - looks like we got this wrong in msm8916 as well.
>>
>> Thanks for reviewing the patch. Do you mean to move it under / {}; (i.e.
>> root)?
>
> Yes.  Any node that doesn't have reg properties should go under the root.
>

Got it. Will update the patch(es) and add cover letter. Thanks.

>
> Andy
>

Regards,
Sarang
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 949b096..0a810f5 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -169,12 +169,31 @@ 
 		method = "smc";
 	};
 
+	smem {
+		compatible = "qcom,smem";
+
+		memory-region = <&smem_mem>;
+
+		hwlocks = <&tcsr_mutex 3>;
+	};
+
 	soc: soc {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
 		compatible = "simple-bus";
 
+		tcsr_mutex_regs: syscon@740000 {
+			compatible = "syscon";
+			reg = <0x740000 0x20000>;
+		};
+
+		tcsr_mutex: hwlock {
+			compatible = "qcom,tcsr-mutex";
+			syscon = <&tcsr_mutex_regs 0 0x1000>;
+			#hwlock-cells = <1>;
+		};
+
 		intc: interrupt-controller@9bc0000 {
 			compatible = "arm,gic-v3";
 			#interrupt-cells = <3>;