From: tomasz.figa@gmail.com (Tomasz Figa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH RFC 3/4] clk: samsung: Add driver to control CLKOUT line on Exynos SoCs
Date: Mon, 19 May 2014 12:25:02 +0200 [thread overview]
Message-ID: <5379DBFE.4010000@gmail.com> (raw)
In-Reply-To: <5379AFB9.9030608@linaro.org>
Hi Tushar,
On 19.05.2014 09:16, Tushar Behera wrote:
> On 05/15/2014 11:02 PM, Tomasz Figa wrote:
>> This patch introduces a driver that handles configuration of CLKOUT pin
>> of Exynos SoCs that can be used to output certain clocks from inside of
>> the SoC to a dedicated output pin.
>>
>> Signed-off-by: Tomasz Figa <t.figa@samsung.com>
>> ---
>
> Tested the series on Exynos5420-based peach-pit board for audio playback
> (with an internal patch to set CLK_FIN_PLL as the parent of clkout).
>
> Tested-by: Tushar Behera <tushar.behera@linaro.org>
>
Thank you for testing.
>> Example :
>> pmu_system_controller: system-controller at 10040000 {
>> compatible = "samsung,exynos5250-pmu", "syscon";
>> reg = <0x10040000 0x5000>;
>> + #clock-cells = <0>;
>> + clock-names = "clkout0", "clkout1", "clkout2", "clkout3",
>> + "clkout4", "clkout8", "clkout9";
>> + clocks = <&clock CLK_OUT_DMC>, <&clock CLK_OUT_TOP>,
>> + <&clock CLK_OUT_LEFTBUS>, <&clock CLK_OUT_RIGHTBUS>,
>> + <&clock CLK_OUT_CPU>, <&clock CLK_XXTI>,
>> + <&clock CLK_XUSBXTI>;
>> };
>
> Adding an usage example in the documentation would be helpful.
Right, that's usually a good idea, I don't know why I haven't added one.
Thanks.
Best regards,
Tomasz
next prev parent reply other threads:[~2014-05-19 10:25 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-15 17:32 [PATCH RFC 0/4] Add support for Exynos clock output configuration Tomasz Figa
2014-05-15 17:32 ` [PATCH RFC 1/4] clk: samsung: exynos4: Add missing DMC clock hierarchy Tomasz Figa
2014-05-15 17:32 ` [PATCH RFC 2/4] clk: samsung: exynos4: Add CLKOUT " Tomasz Figa
2014-05-15 17:32 ` [PATCH RFC 3/4] clk: samsung: Add driver to control CLKOUT line on Exynos SoCs Tomasz Figa
2014-05-16 10:39 ` Rahul Sharma
2014-05-16 10:52 ` Tomasz Figa
2014-05-16 14:35 ` Rahul Sharma
2014-05-16 14:58 ` Tomasz Figa
2014-05-16 23:04 ` Mike Turquette
2014-05-19 7:16 ` Tushar Behera
2014-05-19 10:25 ` Tomasz Figa [this message]
2014-05-15 17:32 ` [PATCH RFC 4/4] ARM: dts: exynos: Update PMU node with CLKOUT related data Tomasz Figa
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