linux-kernel - Re: [PATCH] pch_uart: Change default UART clock setting 192MHz

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Date:	Wed, 22 Feb 2012 11:28:20 +0900
From:	Tomoya MORINAGA <tomoya.rohm@...il.com>
To:	Darren Hart <dvhart@...ux.intel.com>
Cc:	Alan Cox <alan@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
	qi.wang@...el.com, yong.y.wang@...el.com, joel.clark@...el.com,
	kok.howg.ewe@...el.com, feng.tang@...el.com
Subject: Re: [PATCH] pch_uart: Change default UART clock setting 192MHz

2012年2月22日9:20 Darren Hart <dvhart@...ux.intel.com>:
> Can we read the CLKCFG
> register in pch_console_setup to dynamically configure the
> port->uartclk? (not sure that's even the right place to do it).

In general implementation, as long as pch_phub is not installed,
nobody accesses the CLKCFG register.
So I think it cannot do.

Beyond general implementation,  you would access the register.

thanks
---
ROHM Co., Ltd.
tomoy
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