Re: [PATCH v3] ARM: dts: dra7: Correct clock tree for sys_32k_ck

From: Tony Lindgren
Date: Fri Apr 08 2016 - 12:01:02 EST


* Keerthy <j-keerthy@xxxxxx> [160403 22:38]:
> This is w.r.t J6/J6eco: 32clk is pseudo (erratum i856) - clock source.
> Errata i856 for the AM572x (DRA7xx) points out that the 32.768KHz external
> crystal is not enabled at power up. Instead the CPU falls back to using
> an emulation for the 32KHz clock which is SYSCLK1/610. SYSCLK1 is usually
> 20MHz on boards so far (which gives an emulated frequency of 32.786KHz)
>
> Modelling the same in device tree.
>
> Acked-by: Tero Kristo <t-kristo@xxxxxx>
> Signed-off-by: Keerthy <j-keerthy@xxxxxx>
> Signed-off-by: Lokesh Vutla <lokeshvutla@xxxxxx>
> ---
> Errata Document: http://www.ti.com/lit/er/sprz429h/sprz429h.pdf
> Errata number: i856
>
> Tested the debugfs clock tree nodes on DRA7-EVM.
>
> Changes in v3:
>
> Rebased to 4.6-rc2
> Tested on top of omap-for-v4.6/fixes-rc1 branch and the patch applied
> cleanly.

Thanks applying into omap-for-v4.6/fixes.

Tony