From: tomasz.figa@gmail.com (Tomasz Figa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 5/5] clk/exynos5420: assign dout_pixel id to pixel clock divider
Date: Tue, 27 Aug 2013 01:49:29 +0200 [thread overview]
Message-ID: <2957212.KZ8HRQb1uk@flatron> (raw)
In-Reply-To: <1377508383-15185-6-git-send-email-rahul.sharma@samsung.com>
Hi Rahul,
On Monday 26 of August 2013 14:43:03 Rahul Sharma wrote:
> dout_pixel is a new ID allocated for pixel clock divider. It is
> queried in the driver to pass as the parent to hdmi clock while
> switching between parents.
>
> Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
> ---
> Documentation/devicetree/bindings/clock/exynos5420-clock.txt | 5
> +++++ drivers/clk/samsung/clk-exynos5420.c |
> 5 ++++- 2 files changed, 9 insertions(+), 1 deletion(-)
>
> diff --git
> a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt index
> 6f16aa8..4c069bd 100644
> --- a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> +++ b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> @@ -187,6 +187,11 @@ clock which they consume.
>
> mout_hdmi 1024
>
> + Divider ID
> + ----------------------------
> +
> + dout_pixel 2048
That's an even bigger hole.
Could you check in the documentation how many muxes are present in the
clock controller of Exynos5420, add some margin (presumably rounding up to
some nice value, not necessarily to a power of two) and calculate a more
reasonable start value for dividers?
Best regards,
Tomasz'
prev parent reply other threads:[~2013-08-26 23:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-26 9:12 [PATCH v3 0/5] clk/exynos5420: add clocks for hdmi subsystem Rahul Sharma
2013-08-26 9:12 ` [PATCH v3 1/5] clk/exynos5420: add sclk_hdmiphy to the list of special clocks Rahul Sharma
2013-08-26 9:13 ` [PATCH v3 2/5] clk/exynos5420: add gate clock for mixer sysmmu Rahul Sharma
2013-08-26 9:13 ` [PATCH v3 3/5] clk/exynos5420: fix the order of parents of hdmi mux Rahul Sharma
2013-08-26 9:13 ` [PATCH v3 4/5] clk/exynos5420: add hdmi mux to change parents in hdmi driver Rahul Sharma
2013-08-26 23:46 ` Tomasz Figa
2013-08-27 4:44 ` Rahul Sharma
2013-08-28 11:55 ` Tomasz Figa
2013-08-29 3:22 ` Rahul Sharma
2013-08-26 9:13 ` [PATCH v3 5/5] clk/exynos5420: assign dout_pixel id to pixel clock divider Rahul Sharma
2013-08-26 23:49 ` Tomasz Figa [this message]
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