Hi Tony,
On Tuesday 13 October 2015 02:51 AM, Tony Lindgren wrote:
> * Kishon Vijay Abraham I <kishon@xxxxxx> [150915 06:37]:
>> Add new device tree node for the control module register space where
>> PCIe registers are present.
>>
>> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
>> ---
>> arch/arm/boot/dts/dra7.dtsi | 5 +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
>> index 5d65db9..0769b5d 100644
>> --- a/arch/arm/boot/dts/dra7.dtsi
>> +++ b/arch/arm/boot/dts/dra7.dtsi
>> @@ -154,6 +154,11 @@
>> compatible = "syscon";
>> reg = <0x1c04 0x0020>;
>> };
>> +
>> + scm_conf_pcie: tisyscon@1c24 {
>> + compatible = "syscon";
>> + reg = <0x1c24 0x0024>;
>> + };
>> };
>>
>> cm_core_aon: cm_core_aon@5000 {
>
>
> Why don't you just extend the existing scm_conf1 area? This is not all pcie
> specific for scm_conf_pcie, at least for PLLEN_CONTROL, RMII_CLK_SETTING
> and MUXSEL_32K_CLKIN.
scm_conf_pcie has only PCIe registers (it starts at 0x4A003C24).
PLLEN_CONTROL and others are at 0x4A003C14 as per
DRA75x_DRA74x_SR1.1_NDA_TRM_vW.
Since PCIe itself has a bunch of registers for itself, thought of
creating a separate dt node. But I can extend scm_conf1 area.
Thanks
Kishon
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