From: Andi Shyti <andi-ahk0KpmfxKRAfugRpC6u6w@public.gmane.org>
To: Michael Turquette <mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>
Cc: Andi Shyti <andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Kukjin Kim <kgene-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Krzysztof Kozlowski
<k.kozlowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Sylwester Nawrocki
<s.nawrocki-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Tomasz Figa <tomasz.figa-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
Chanwoo Choi <cw00.choi-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Jaehoon Chung
<jh80.chung-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Andi Shyti <andi-ahk0KpmfxKRAfugRpC6u6w@public.gmane.org>
Subject: Re: [PATCH v2 6/7] spi: s3c64xx: restore removed comments
Date: Sat, 9 Jul 2016 01:35:09 +0900 [thread overview]
Message-ID: <20160708163509.GE1256@jack.zhora.eu> (raw)
In-Reply-To: <146799464881.73491.7507792367941552864@resonance>
Hi Mike,
> > if (sdd->port_conf->clk_from_cmu) {
> > + /* There is half-multiplier before the SPI */
> > clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
>
> Just a small comment, but if the fixed-factor divide-by-two clock was
> modeled in Linux, then this driver could call clk_set_rate on that clock
> with the "correct" rate.
>
> I guess that this driver would be the provider of that clock?
Makes sense, I will check it.
Thanks again,
Andi
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WARNING: multiple messages have this Message-ID (diff)
From: Andi Shyti <andi@etezian.org>
To: Michael Turquette <mturquette@baylibre.com>
Cc: Andi Shyti <andi.shyti@samsung.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <k.kozlowski@samsung.com>,
Mark Brown <broonie@kernel.org>,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Tomasz Figa <tomasz.figa@gmail.com>,
Stephen Boyd <sboyd@codeaurora.org>,
Chanwoo Choi <cw00.choi@samsung.com>,
Jaehoon Chung <jh80.chung@samsung.com>,
linux-clk@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-spi@vger.kernel.org,
Andi Shyti <andi@etezian.org>
Subject: Re: [PATCH v2 6/7] spi: s3c64xx: restore removed comments
Date: Sat, 9 Jul 2016 01:35:09 +0900 [thread overview]
Message-ID: <20160708163509.GE1256@jack.zhora.eu> (raw)
In-Reply-To: <146799464881.73491.7507792367941552864@resonance>
Hi Mike,
> > if (sdd->port_conf->clk_from_cmu) {
> > + /* There is half-multiplier before the SPI */
> > clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
>
> Just a small comment, but if the fixed-factor divide-by-two clock was
> modeled in Linux, then this driver could call clk_set_rate on that clock
> with the "correct" rate.
>
> I guess that this driver would be the provider of that clock?
Makes sense, I will check it.
Thanks again,
Andi
WARNING: multiple messages have this Message-ID (diff)
From: andi@etezian.org (Andi Shyti)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 6/7] spi: s3c64xx: restore removed comments
Date: Sat, 9 Jul 2016 01:35:09 +0900 [thread overview]
Message-ID: <20160708163509.GE1256@jack.zhora.eu> (raw)
In-Reply-To: <146799464881.73491.7507792367941552864@resonance>
Hi Mike,
> > if (sdd->port_conf->clk_from_cmu) {
> > + /* There is half-multiplier before the SPI */
> > clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
>
> Just a small comment, but if the fixed-factor divide-by-two clock was
> modeled in Linux, then this driver could call clk_set_rate on that clock
> with the "correct" rate.
>
> I guess that this driver would be the provider of that clock?
Makes sense, I will check it.
Thanks again,
Andi
next prev parent reply other threads:[~2016-07-08 16:35 UTC|newest]
Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-08 14:46 [PATCH v2 0/7] spi s3c64xx ioclk handling Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 14:46 ` [PATCH v2 1/7] bindings: spi-samsung: add exynos5433 spi compatible Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 20:23 ` Krzysztof Kozlowski
2016-07-08 20:23 ` Krzysztof Kozlowski
[not found] ` <1467989201-14661-2-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-11 10:49 ` Sylwester Nawrocki
2016-07-11 10:49 ` Sylwester Nawrocki
2016-07-11 10:49 ` Sylwester Nawrocki
2016-07-14 16:33 ` Applied "spi: s3c64xx: add exynos5433 spi compatible" to the spi tree Mark Brown
2016-07-14 16:33 ` Mark Brown
2016-07-14 16:33 ` Mark Brown
2016-07-08 14:46 ` [PATCH v2 2/7] bindings: spi-samsung: document the clocks and the clock-name property Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 20:32 ` Krzysztof Kozlowski
2016-07-08 20:32 ` Krzysztof Kozlowski
2016-07-11 2:36 ` [PATCH v3] " Andi Shyti
2016-07-11 2:36 ` Andi Shyti
2016-07-11 2:36 ` Andi Shyti
2016-07-14 16:32 ` Applied "spi: s3c64xx: document the clocks and the clock-name property" to the spi tree Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-08 14:46 ` [PATCH v2 3/7] spi: s3c64xx: rename goto labels to meaningful names Andi Shyti
2016-07-08 14:46 ` Andi Shyti
[not found] ` <1467989201-14661-4-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-14 16:32 ` Applied "spi: s3c64xx: rename goto labels to meaningful names" to the spi tree Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-08 14:46 ` [PATCH v2 4/7] spi: s3c64xx: use error code from clk_prepare_enable() Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 20:33 ` Krzysztof Kozlowski
2016-07-08 20:33 ` Krzysztof Kozlowski
2016-07-14 16:32 ` Applied "spi: s3c64xx: use error code from clk_prepare_enable()" to the spi tree Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
[not found] ` <1467989201-14661-1-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-08 14:46 ` [PATCH v2 5/7] spi: s3c64xx: add exynos5433 compatible for ioclk handling Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-08 14:46 ` Andi Shyti
[not found] ` <1467989201-14661-6-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-08 16:13 ` Michael Turquette
2016-07-08 16:13 ` Michael Turquette
2016-07-08 16:13 ` Michael Turquette
2016-07-08 16:13 ` Michael Turquette
2016-07-08 16:31 ` Andi Shyti
2016-07-08 16:31 ` Andi Shyti
2016-07-08 20:39 ` Krzysztof Kozlowski
2016-07-08 20:39 ` Krzysztof Kozlowski
2016-07-14 16:32 ` Applied "spi: s3c64xx: add Exynos5433 compatible for ioclk handling" to the spi tree Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-08 16:21 ` [PATCH v2 0/7] spi s3c64xx ioclk handling Michael Turquette
2016-07-08 16:21 ` Michael Turquette
2016-07-08 16:21 ` Michael Turquette
2016-07-08 16:21 ` Michael Turquette
2016-07-08 14:46 ` [PATCH v2 6/7] spi: s3c64xx: restore removed comments Andi Shyti
2016-07-08 14:46 ` Andi Shyti
[not found] ` <1467989201-14661-7-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-08 16:17 ` Michael Turquette
2016-07-08 16:17 ` Michael Turquette
2016-07-08 16:17 ` Michael Turquette
2016-07-08 16:17 ` Michael Turquette
2016-07-08 16:35 ` Andi Shyti [this message]
2016-07-08 16:35 ` Andi Shyti
2016-07-08 16:35 ` Andi Shyti
2016-07-11 10:33 ` Sylwester Nawrocki
2016-07-11 10:33 ` Sylwester Nawrocki
[not found] ` <57837606.8050906-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-11 22:17 ` Michael Turquette
2016-07-11 22:17 ` Michael Turquette
2016-07-11 22:17 ` Michael Turquette
2016-07-12 12:16 ` Sylwester Nawrocki
2016-07-12 12:16 ` Sylwester Nawrocki
2016-07-12 6:54 ` [PATCH v3 " Andi Shyti
2016-07-12 6:54 ` Andi Shyti
2016-07-12 18:07 ` Michael Turquette
2016-07-12 18:07 ` Michael Turquette
2016-07-12 18:07 ` Michael Turquette
2016-07-12 18:07 ` Michael Turquette
[not found] ` <1468306444-18512-1-git-send-email-andi.shyti-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2016-07-12 8:22 ` Mark Brown
2016-07-12 8:22 ` Mark Brown
2016-07-12 8:22 ` Mark Brown
[not found] ` <20160712082256.GD9976-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-07-12 8:25 ` Andi Shyti
2016-07-12 8:25 ` Andi Shyti
2016-07-12 8:25 ` Andi Shyti
2016-07-12 9:00 ` Mark Brown
2016-07-12 9:00 ` Mark Brown
2016-07-14 16:32 ` Applied "spi: s3c64xx: restore removed comments" to the spi tree Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-14 16:32 ` Mark Brown
2016-07-08 20:35 ` [PATCH v2 6/7] spi: s3c64xx: restore removed comments Krzysztof Kozlowski
2016-07-08 20:35 ` Krzysztof Kozlowski
2016-07-08 20:35 ` Krzysztof Kozlowski
2016-07-08 14:46 ` [PATCH v2 7/7] clk: exynos5433: remove CLK_IGNORE_UNUSED flag from SPI clocks Andi Shyti
2016-07-08 14:46 ` Andi Shyti
2016-07-11 10:58 ` Sylwester Nawrocki
2016-07-11 10:58 ` Sylwester Nawrocki
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