From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Cc: "Andreas Färber" <afaerber@suse.de>,
"Wolfram Sang" <wsa@kernel.org>, "Peter Rosin" <peda@axentia.se>,
linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-actions@lists.infradead.org
Subject: Re: [PATCH 3/3] i2c: owl: Enable asynchronous probing
Date: Sun, 11 Oct 2020 19:36:45 +0530 [thread overview]
Message-ID: <20201011140645.GA4971@Mani-XPS-13-9360> (raw)
In-Reply-To: <f343802a4b1a8ab6fc78e5db6d24a350b2319495.1602190168.git.cristian.ciocaltea@gmail.com>
On Fri, Oct 09, 2020 at 12:44:41AM +0300, Cristian Ciocaltea wrote:
> Speed up the boot process by using the asynchronous probing feature
> supported by the recent kernels.
>
> For SBCs based on the Actions Semi S500 SoC, the overall boot time is
> expected to be reduced by 200-300 ms.
>
> Suggested-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Thanks,
Mani
> ---
> drivers/i2c/busses/i2c-owl.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/i2c/busses/i2c-owl.c b/drivers/i2c/busses/i2c-owl.c
> index 547132768119..ed3942051845 100644
> --- a/drivers/i2c/busses/i2c-owl.c
> +++ b/drivers/i2c/busses/i2c-owl.c
> @@ -521,6 +521,7 @@ static struct platform_driver owl_i2c_driver = {
> .driver = {
> .name = "owl-i2c",
> .of_match_table = of_match_ptr(owl_i2c_of_match),
> + .probe_type = PROBE_PREFER_ASYNCHRONOUS,
> },
> };
> module_platform_driver(owl_i2c_driver);
> --
> 2.28.0
>
next prev parent reply other threads:[~2020-10-11 14:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-08 21:44 [PATCH 0/3] Improve Actions Semi Owl I2C driver Cristian Ciocaltea
2020-10-08 21:44 ` [PATCH 1/3] i2c: owl: Clear NACK and BUS error bits Cristian Ciocaltea
2020-10-10 11:16 ` Wolfram Sang
2020-10-11 14:09 ` Manivannan Sadhasivam
2020-10-12 9:05 ` Cristian Ciocaltea
2020-10-08 21:44 ` [PATCH 2/3] i2c: owl: Add support for atomic transfers Cristian Ciocaltea
2020-10-11 14:09 ` Manivannan Sadhasivam
2020-10-12 9:07 ` Cristian Ciocaltea
2020-11-03 20:57 ` Wolfram Sang
2020-10-08 21:44 ` [PATCH 3/3] i2c: owl: Enable asynchronous probing Cristian Ciocaltea
2020-10-11 14:06 ` Manivannan Sadhasivam [this message]
2020-10-12 9:08 ` Cristian Ciocaltea
2020-11-03 20:57 ` Wolfram Sang
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