linux-kernel - Re: [PATCH 2/3] tty: serial: msm: Only configure MND registers on hw that has it

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Date:	Sun, 5 Jun 2016 14:04:29 -0500
From:	Andy Gross <andy.gross@...aro.org>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org,
	Pramod Gurav <pramod.gurav@...aro.org>
Subject: Re: [PATCH 2/3] tty: serial: msm: Only configure MND registers on hw
 that has it

On Wed, May 11, 2016 at 06:02:27PM -0700, Stephen Boyd wrote:
> The registers that msm_serial_set_mnd_regs() writes only exist on
> the non-uartdm hardware, so let's return early here if this
> function is called on uartdm hardware. This also prevents us from
> messing up the uartclk variable if the uartclk rate happens to be
> 19.2 or 4.8 MHz.
> 
> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>

Acked-by: Andy Gross <andy.gross@...aro.org>