linux-kernel - Re: [PATCH 1/1] ARM: ux500: Fix u9540 booting issues

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Message-Id: <201211271236.01493.arnd@arndb.de>
Date:	Tue, 27 Nov 2012 12:36:01 +0000
From:	Arnd Bergmann <arnd@...db.de>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linus.walleij@...ricsson.com
Subject: Re: [PATCH 1/1] ARM: ux500: Fix u9540 booting issues

On Tuesday 27 November 2012, Lee Jones wrote:

> The u9540 stopped booting after the v3.7 merge window due to
> a lack of common clk support and early PRCMU initialisation.
> In this patch we rectify these issues, placing the u9540
> development board back into a successfully booting state.

> -       if (cpu_is_u8500_family())
> +       if (cpu_is_u8500_family() || cpu_is_u9540())
>                 u8500_clk_init();
> -       else if (cpu_is_u9540())
> -               u9540_clk_init();
>         else if (cpu_is_u8540())
>                 u8540_clk_init();

It certainly doesn't /look/ right, even if it works.  Can you explain why
u8540_clk_init works and u9540_clk_init doesn't?

	Arnd
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