[PATCH 2/2] arm64: dts: qcom: Rename SBC to DragonBoard 410c

Rob Clark robdclark at gmail.com
Tue Oct 3 09:37:03 PDT 2017


On Tue, Oct 3, 2017 at 8:25 AM, Srinivas Kandagatla
<srinivas.kandagatla at linaro.org> wrote:
>
>
> On 03/10/17 10:11, Linus Walleij wrote:
>>
>> Naming the DragonBoard 410c "SBC" (I guess "single board computer")
>> is not very helpful for users looking for their device tree in
>> the kernel. Also the db820c is named properly.
>>
>> Rectify this, simply, do not change the compatible strings but name
>> the DTS files in a consistent manner.
>>
>> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
>
> I did not like the sbc naming convention too, This was primarily done due to
> some legacy build tools + bootloaders which have used sbc compatible to
> identify boards from multiple dtb blobs. Now that we can append dtb to
> kernel with new LK, this should not be a issue anymore.

maybe it would be an idea to update skales/dbttool first to look for
the new name, and then give people some time to upgrade, before
changing this in the kernel.  Otherwise I expect you'll cause some
confusion..

BR,
-R


> Acked-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
>
>
>> ---
>> It's not like I don't understand that people will be nitpicky
>> about this.
>>
>> I was looking for the DragonBoard 410c devicetree and could not
>> find it until I realized this hopeless idiomatic naming.
>>
>> It cost me time and effort, and it is going to cost others time
>> and effort. Fixing it.
>>
>> The other patch naming the GPIO lines can be applied without
>> this one.
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile                                    | 2
>> +-
>>   .../{apq8016-sbc-pmic-pins.dtsi => apq8016-db410c-pmic-pins.dtsi}    | 0
>>   .../qcom/{apq8016-sbc-soc-pins.dtsi => apq8016-db410c-soc-pins.dtsi} | 0
>>   arch/arm64/boot/dts/qcom/{apq8016-sbc.dts => apq8016-db410c.dts}     | 5
>> +++--
>>   arch/arm64/boot/dts/qcom/{apq8016-sbc.dtsi => apq8016-db410c.dtsi}   | 4
>> ++--
>>   5 files changed, 6 insertions(+), 5 deletions(-)
>>   rename arch/arm64/boot/dts/qcom/{apq8016-sbc-pmic-pins.dtsi =>
>> apq8016-db410c-pmic-pins.dtsi} (100%)
>>   rename arch/arm64/boot/dts/qcom/{apq8016-sbc-soc-pins.dtsi =>
>> apq8016-db410c-soc-pins.dtsi} (100%)
>>   rename arch/arm64/boot/dts/qcom/{apq8016-sbc.dts => apq8016-db410c.dts}
>> (95%)
>>   rename arch/arm64/boot/dts/qcom/{apq8016-sbc.dtsi =>
>> apq8016-db410c.dtsi} (99%)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile
>> b/arch/arm64/boot/dts/qcom/Makefile
>> index ff81d7e5805e..fc46ab79acd9 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -1,4 +1,4 @@
>> -dtb-$(CONFIG_ARCH_QCOM)        += apq8016-sbc.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)        += apq8016-db410c.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)       += apq8096-db820c.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)       += ipq8074-hk01.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)       += msm8916-mtp.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi
>> b/arch/arm64/boot/dts/qcom/apq8016-db410c-pmic-pins.dtsi
>> similarity index 100%
>> rename from arch/arm64/boot/dts/qcom/apq8016-sbc-pmic-pins.dtsi
>> rename to arch/arm64/boot/dts/qcom/apq8016-db410c-pmic-pins.dtsi
>> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
>> b/arch/arm64/boot/dts/qcom/apq8016-db410c-soc-pins.dtsi
>> similarity index 100%
>> rename from arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
>> rename to arch/arm64/boot/dts/qcom/apq8016-db410c-soc-pins.dtsi
>> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc.dts
>> b/arch/arm64/boot/dts/qcom/apq8016-db410c.dts
>> similarity index 95%
>> rename from arch/arm64/boot/dts/qcom/apq8016-sbc.dts
>> rename to arch/arm64/boot/dts/qcom/apq8016-db410c.dts
>> index 40b0d62861bb..86cfae4d2b9d 100644
>> --- a/arch/arm64/boot/dts/qcom/apq8016-sbc.dts
>> +++ b/arch/arm64/boot/dts/qcom/apq8016-db410c.dts
>> @@ -13,10 +13,11 @@
>>     /dts-v1/;
>>   -#include "apq8016-sbc.dtsi"
>> +#include "apq8016-db410c.dtsi"
>>     / {
>> -       model = "Qualcomm Technologies, Inc. APQ 8016 SBC";
>> +       model = "Qualcomm Technologies, Inc. APQ 8016 DragonBoard 410c";
>> +       /* The "SBC" (Single Board Computer) is another name for this
>> board */
>>         compatible = "qcom,apq8016-sbc", "qcom,apq8016", "qcom,sbc";
>>   };
>>   diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
>> b/arch/arm64/boot/dts/qcom/apq8016-db410c.dtsi
>> similarity index 99%
>> rename from arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
>> rename to arch/arm64/boot/dts/qcom/apq8016-db410c.dtsi
>> index 1d63e6b879de..1300c11e5f0e 100644
>> --- a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/apq8016-db410c.dtsi
>> @@ -13,8 +13,8 @@
>>     #include "msm8916.dtsi"
>>   #include "pm8916.dtsi"
>> -#include "apq8016-sbc-soc-pins.dtsi"
>> -#include "apq8016-sbc-pmic-pins.dtsi"
>> +#include "apq8016-db410c-soc-pins.dtsi"
>> +#include "apq8016-db410c-pmic-pins.dtsi"
>>   #include <dt-bindings/gpio/gpio.h>
>>   #include <dt-bindings/input/input.h>
>>   #include <dt-bindings/sound/apq8016-lpass.h>
>>
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