[PATCH master v2] regulator: rk808: fix misplaced DCDC_REG5

Michael Riesch michael.riesch at wolfvision.net
Wed Nov 30 23:27:03 PST 2022


Hi Ahmad,

On 11/30/22 18:14, Ahmad Fatoum wrote:
> Driver was written to mimic existing stpmic1 regulator driver, which had
> the implicit assumption of a 1:1 relationship between of_match_data and
> regulator configuration with same indices.
> 
> Yet DCDC_REG5 was not at the same place it was in the rk_regulator_cfg
> due to likely a copy-paste mistake, leading to possibly the wrong
> regulators being controlled. Fix this.

Cool, thanks for the fix!

> 
> Reported-by: Michael Riesch <michael.riesch at wolfvision.net>
> Suggested-by: Michael Riesch <michael.riesch at wolfvision.net>
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>

Reviewed-by: Michael Riesch <michael.riesch at wolfvision.net>

> ---
> move entry in rk809_reg, not rk809_reg_matches to keep same numbering as
> enum rk809_reg_id.

Note that I haven't tested your patch, but v2 is identical to the fix I
have applied and tested in my setup. So it should be fine (TM).

Best regards,
Michael

> ---
>  drivers/regulator/rk808-regulator.c | 27 ++++++++++++++-------------
>  1 file changed, 14 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c
> index 39eadbd3ebe5..f8bc31f354e2 100644
> --- a/ drivers/regulator/rk808-regulator.c
> +++ b/drivers/regulator/rk808-regulator.c
> @@ -526,19 +526,6 @@ static struct rk_regulator_cfg rk809_reg[] = {
>  		.enable_mask = ENABLE_MASK(RK817_ID_DCDC4),
>  		.enable_val = ENABLE_MASK(RK817_ID_DCDC4),
>  		.disable_val = DISABLE_VAL(RK817_ID_DCDC4),
> -	}}, {{
> -		/* .name = "DCDC_REG5", */
> -		.supply_name = "vcc9",
> -		.ops = &rk809_buck5_ops_range,
> -		.n_voltages = RK809_BUCK5_SEL_CNT,
> -		.linear_ranges = rk809_buck5_voltage_ranges,
> -		.n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges),
> -		.vsel_reg = RK809_BUCK5_CONFIG(0),
> -		.vsel_mask = RK809_BUCK5_VSEL_MASK,
> -		.enable_reg = RK817_POWER_EN_REG(3),
> -		.enable_mask = ENABLE_MASK(1),
> -		.enable_val = ENABLE_MASK(1),
> -		.disable_val = DISABLE_VAL(1),
>  	}},
>  	RK817_DESC(/* "LDO_REG1", */ "vcc5", 600, 3400, 25,
>  		   RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK,
> @@ -576,6 +563,20 @@ static struct rk_regulator_cfg rk809_reg[] = {
>  		   RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK,
>  		   RK817_POWER_EN_REG(3), ENABLE_MASK(0),
>  		   DISABLE_VAL(0), 400),
> +	{{
> +		/* .name = "DCDC_REG5", */
> +		.supply_name = "vcc9",
> +		.ops = &rk809_buck5_ops_range,
> +		.n_voltages = RK809_BUCK5_SEL_CNT,
> +		.linear_ranges = rk809_buck5_voltage_ranges,
> +		.n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges),
> +		.vsel_reg = RK809_BUCK5_CONFIG(0),
> +		.vsel_mask = RK809_BUCK5_VSEL_MASK,
> +		.enable_reg = RK817_POWER_EN_REG(3),
> +		.enable_mask = ENABLE_MASK(1),
> +		.enable_val = ENABLE_MASK(1),
> +		.disable_val = DISABLE_VAL(1),
> +	}},
>  	RK817_DESC_SWITCH(/* "SWITCH_REG1", */ "vcc9",
>  			  RK817_POWER_EN_REG(3), ENABLE_MASK(2), DISABLE_VAL(2)),
>  	RK817_DESC_SWITCH(/* "SWITCH_REG2", */ "vcc8",



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