Re: [PATCH v2 03/19] ARM: dts: aspeed: Add LPC and child devices

From: Joel Stanley
Date: Tue Dec 19 2017 - 22:22:13 EST


j

On Mon, Dec 18, 2017 at 7:55 PM, CÃdric Le Goater <clg@xxxxxxxx> wrote:
> On 12/15/2017 07:24 AM, Joel Stanley wrote:
>> From: Andrew Jeffery <andrew@xxxxxxxx>
>>
>> Ensure the ordering is correct and add all of the children in the SoC
>> device trees for the ast2400 and ast2500.
>>
>> Signed-off-by: Andrew Jeffery <andrew@xxxxxxxx>
>> Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
>> ---
>> arch/arm/boot/dts/aspeed-g4.dtsi | 35 +++++++++++++++++++++++++++++++++++
>> arch/arm/boot/dts/aspeed-g5.dtsi | 27 +++++++++++++++++----------
>> 2 files changed, 52 insertions(+), 10 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
>> index 100d092e6c07..a3bc5da7d42c 100644
>> --- a/arch/arm/boot/dts/aspeed-g4.dtsi
>> +++ b/arch/arm/boot/dts/aspeed-g4.dtsi
>> @@ -226,6 +226,41 @@
>> status = "disabled";
>> };
>>
>> + lpc: lpc@1e789000 {
>> + compatible = "aspeed,ast2400-lpc", "simple-mfd";
>> + reg = <0x1e789000 0x1000>;
>> +
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x1e789000 0x1000>;
>> +
>> + lpc_bmc: lpc-bmc@0 {
>> + compatible = "aspeed,ast2400-lpc-bmc";
>> + reg = <0x0 0x80>;
>> + };
>> +
>> + lpc_host: lpc-host@80 {
>> + compatible = "aspeed,ast2400-lpc-host", "simple-mfd", "syscon";
>> + reg = <0x80 0x1e0>;
>> + reg-io-width = <4>;
>> +
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x80 0x1e0>;
>> +
>> + lpc_ctrl: lpc-ctrl@0 {
>> + compatible = "aspeed,ast2400-lpc-ctrl";
>> + reg = <0x0 0x80>;
>> + status = "disabled";
>> + };
>> +
>> + lhc: lhc@20 {
>> + compatible = "aspeed,ast2500-lhc";
>
> aspeed,ast2400-lhc
>
> The layout of the registers are the same but there a couple of differences
> in the bit definitions between the two SoCs.
>
> a part from that :
>
> Reviewed-by: CÃdric Le Goater <clg@xxxxxxxx>

Good catch. Fixed in v3.

Cheers,

Joel