2021-02-12 07:39:34

by Rajendra Nayak

Subject: [PATCH 09/13] arm64: dts: qcom: Add reserved memory for fw

From: Maulik Shah <[email protected]>

Add fw reserved memory area for CPUCP and AOP.

Signed-off-by: Maulik Shah <[email protected]>
Signed-off-by: Rajendra Nayak <[email protected]>
---
arch/arm64/boot/dts/qcom/sc7280.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index f71ba21..b5b9b6a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -73,11 +73,21 @@
#size-cells = <2>;
ranges;

+ aop_mem: memory@80800000 {
+ reg = <0x0 0x80800000 0x0 0x60000>;
+ no-map;
+ };
+
aop_cmd_db_mem: memory@80860000 {
reg = <0x0 0x80860000 0x0 0x20000>;
compatible = "qcom,cmd-db";
no-map;
};
+
+ cpucp_mem: memory@80b00000 {
+ no-map;
+ reg = <0x0 0x80b00000 0x0 0x100000>;
+ };
};

cpus {
--
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of Code Aurora Forum, hosted by The Linux Foundation

2021-02-23 09:10:33

by Stephen Boyd

Subject: Re: [PATCH 09/13] arm64: dts: qcom: Add reserved memory for fw

Quoting Rajendra Nayak (2021-02-11 23:28:46)
> From: Maulik Shah <[email protected]>
>
> Add fw reserved memory area for CPUCP and AOP.

Does CPUCP stand for CPU Content Protection? AOP is Always On Processor.
It would help if the commit text told us what these acronyms were.

>
> Signed-off-by: Maulik Shah <[email protected]>
> Signed-off-by: Rajendra Nayak <[email protected]>
> ---
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>

2021-02-23 11:50:16

by Rajendra Nayak

Subject: Re: [PATCH 09/13] arm64: dts: qcom: Add reserved memory for fw

On 2/23/2021 1:15 PM, Stephen Boyd wrote:
> Quoting Rajendra Nayak (2021-02-11 23:28:46)
>> From: Maulik Shah <[email protected]>
>>
>> Add fw reserved memory area for CPUCP and AOP.
>
> Does CPUCP stand for CPU Content Protection? AOP is Always On Processor.
> It would help if the commit text told us what these acronyms were.

Thanks, I'll expand the acronyms when I re-post.

>>
>> Signed-off-by: Maulik Shah <[email protected]>
>> Signed-off-by: Rajendra Nayak <[email protected]>
>> ---
>> arch/arm64/boot/dts/qcom/sc7280.dtsi | 10 ++++++++++
>> 1 file changed, 10 insertions(+)
>>

--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation