linux-kernel - Re: [PATCH 17/21] rtc: remove unneeded 'fast_io' parameter in regmap

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Message-ID: <382972ef-92e2-44b3-a510-37009fa2f781@linaro.org>
Date: Thu, 14 Aug 2025 16:20:06 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Wolfram Sang <wsa+renesas@...g-engineering.com>,
 linux-kernel@...r.kernel.org
Cc: Mark Brown <broonie@...nel.org>,
 Alexandre Belloni <alexandre.belloni@...tlin.com>,
 Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>,
 Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
 linux-rtc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-amlogic@...ts.infradead.org
Subject: Re: [PATCH 17/21] rtc: remove unneeded 'fast_io' parameter in
 regmap_config

On 13/08/2025 18:15, Wolfram Sang wrote:
> When using MMIO with regmap, fast_io is implied. No need to set it
> again.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
> ---
> No dependencies, can be applied directly to the subsystem tree. Buildbot is
> happy, too.
> 
>   drivers/rtc/rtc-meson.c | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/rtc/rtc-meson.c b/drivers/rtc/rtc-meson.c
> index 47e9ebf58ffc..21eceb9e2e13 100644
> --- a/drivers/rtc/rtc-meson.c
> +++ b/drivers/rtc/rtc-meson.c
> @@ -72,7 +72,6 @@ static const struct regmap_config meson_rtc_peripheral_regmap_config = {
>   	.val_bits	= 32,
>   	.reg_stride	= 4,
>   	.max_register	= RTC_REG4,
> -	.fast_io	= true,
>   };
>   
>   /* RTC front-end serialiser controls */

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>