[PATCH V2 4/5] arm: mm: Added support for PJ4B cpu and init routines
Russell King - ARM Linux
linux at arm.linux.org.uk
Wed Nov 14 11:14:38 EST 2012
On Mon, Oct 29, 2012 at 10:11:47PM +0100, Gregory CLEMENT wrote:
> + /* Auxiliary Debug Modes Control 2 Register */
> + mrc p15, 1, r0, c15, c1, 2
> + bic r0, r0, #(1 << 23) @ Enable fast LDR.
> + orr r0, r0, #(1 << 25) @ Dont interleave write and snoop data.
> + orr r0, r0, #(1 << 27) @ Disable Critical Word First feature.
> + orr r0, r0, #(1 << 29) @ Disable outstanding non cacheable request
> + orr r0, r0, #(1 << 30) @ L1 replacement - Strict round robin
This just looks silly to me - setting five bits with five instructions
when they can all be done in one instruction. Yes, I know you want
to comment it, but there's other ways to achieve that.
> +__v7_pj4b_proc_info:
> + .long 0x562f5842
> + .long 0xffffffff
Same comment here as Will :)
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