linux-kernel - Re: [PATCH] clk: ti: omap5: Fix reboot DPLL lock failure when using ABE TIMERs

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Message-ID: <20201207133150.GZ26857@atomide.com>
Date:   Mon, 7 Dec 2020 15:31:50 +0200
From:   Tony Lindgren <tony@...mide.com>
To:     "H. Nikolaus Schaller" <hns@...delico.com>
Cc:     Tero Kristo <t-kristo@...com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, linux-omap@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        letux-kernel@...nphoenux.org, kernel@...a-handheld.com,
        David Shah <dave@....me>
Subject: Re: [PATCH] clk: ti: omap5: Fix reboot DPLL lock failure when using
 ABE TIMERs

* H. Nikolaus Schaller <hns@...delico.com> [201206 11:19]:
> From: David Shah <dave@....me>
> 
> Having the ABE DPLL ref and bypass muxes set to different inputs was
> causing the DPLL not to lock when TIMER8 was used, as it is in the Pyra
> for the backlight.
> 
> This patch fixes this by setting abe_dpll_bypass_clk_mux to sys_32k_ck
> in omap5xxx_dt_clk_init.
> 
> A similar patch may also be needed for OMAP44xx which has similar code
> in omap4xxx_dt_clk_init, but I have not added this as I have no hardware
> to test on.

Acked-by: Tony Lindgren <tony@...mide.com>