Re: [PATCH] ARM: PL011: add support for extended FIFO-size ofPL011-r1p5

[Russell King - ARM Linux]

On Fri, Apr 12, 2013 at 06:18:47PM +0900, Jongsung Kim wrote:
> +static unsigned int get_fifosize_arm(unsigned int periphid)
> +{
> +	unsigned int rev = (periphid >> 20) & 0xf;
> +	return rev < 3 ? 16 : 32;

Don't we have a macro to get the revision given the amba device?
amba_rev().
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