Re: [PATCH v4 2/5] platform: arm64: Add driver for EC found on Qualcomm reference devices

[Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>]

On 3/13/26 11:29 AM, Anvesh Jain P wrote:
> From: Sibi Sankar <sibi.sankar@oss.qualcomm.com>
> 
> Add Embedded controller driver support for Hamoa/Purwa/Glymur qualcomm
> reference boards. It handles fan control, temperature sensors, access
> to EC state changes and supports reporting suspend entry/exit to the
> EC.
> 
> Co-developed-by: Maya Matuszczyk <maccraft123mc@gmail.com>
> Signed-off-by: Maya Matuszczyk <maccraft123mc@gmail.com>
> Signed-off-by: Sibi Sankar <sibi.sankar@oss.qualcomm.com>
> Co-developed-by: Anvesh Jain P <anvesh.p@oss.qualcomm.com>
> Signed-off-by: Anvesh Jain P <anvesh.p@oss.qualcomm.com>
> ---

[...]

> + * ------------------------------------------------------------------------------
> + * | Offset		| Name		| Description				|
> + * ------------------------------------------------------------------------------
> + * | 0x00		| Byte count	| Number of bytes in response		|
> + * |			|		| (exluding byte count)			|
> + * ------------------------------------------------------------------------------
> + * | 0x02 (LSB)	| EC Thermal	| Bit 0-1: Number of fans		|

qcom_ec_fan_debug_mode_off() documentation only mentions values 1/2
to be correct - is that the case?

> + * | 0x3		| Capabilities	| Bit 2-4: Type of fan			|

What types are there? CPU/AUX or similar?

Konrad