[PATCH next v2 5/6] power: rk8xx: properly print all supported PMICs name

Dragan Simic dsimic at manjaro.org
Sat Jun 8 08:14:47 CEST 2024


On 2024-06-05 17:56, Quentin Schulz wrote:
> From: Quentin Schulz <quentin.schulz at cherry.de>
> 
> The ID of the PMIC is stored in the 2 16b registers but the only part
> that matters right now is the 3 MSB, which make the 3 digits (in hex) 
> of
> the part number.
> 
> Right now, only RK808 was properly displayed, with this all currently
> supported PMICs should display the proper part number.
> 
> Additionally, when the PMIC variant is not found, print that value
> instead of the masked unshifted value as all PMICs we support for now
> have their LSB ignored to represent the actual part number.
> 
> Tested on RK806 (RK3588 Jaguar), RK808 (RK3399 Puma) and RK809 (PX30
> Ringneck).
> 
> Signed-off-by: Quentin Schulz <quentin.schulz at cherry.de>

Looking good to me.

Reviewed-by: Dragan Simic <dsimic at manjaro.org>

> ---
>  drivers/power/pmic/rk8xx.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/power/pmic/rk8xx.c b/drivers/power/pmic/rk8xx.c
> index 12ff26a0855..4d07e630579 100644
> --- a/drivers/power/pmic/rk8xx.c
> +++ b/drivers/power/pmic/rk8xx.c
> @@ -277,10 +277,9 @@ static int rk8xx_probe(struct udevice *dev)
>  		return ret;
> 
>  	priv->variant = ((msb << 8) | lsb) & RK8XX_ID_MSK;
> -	show_variant = priv->variant;
> +	show_variant = bitfield_extract_by_mask(priv->variant, RK8XX_ID_MSK);
>  	switch (priv->variant) {
>  	case RK808_ID:
> -		show_variant = 0x808;	/* RK808 hardware ID is 0 */
>  		break;
>  	case RK805_ID:
>  	case RK816_ID:
> @@ -311,7 +310,7 @@ static int rk8xx_probe(struct udevice *dev)
>  		init_data_num = ARRAY_SIZE(rk806_init_reg);
>  		break;
>  	default:
> -		printf("Unknown PMIC: RK%x!!\n", priv->variant);
> +		printf("Unknown PMIC: RK%x!!\n", show_variant);
>  		return -EINVAL;
>  	}


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