Commit 391c569d authored by Arnaud Patard's avatar Arnaud Patard Committed by Russell King

[ARM] 4864/1: Enable write buffer coalescing on IOP

Some bootloaders are disabling write buffer coalescing. Enable it back
under linux.
Signed-off-by: default avatarArnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 7d7971db
...@@ -114,6 +114,10 @@ clean_addr: .word CLEAN_ADDR ...@@ -114,6 +114,10 @@ clean_addr: .word CLEAN_ADDR
* Nothing too exciting at the moment * Nothing too exciting at the moment
*/ */
ENTRY(cpu_xscale_proc_init) ENTRY(cpu_xscale_proc_init)
@ enable write buffer coalescing. Some bootloader disable it
mrc p15, 0, r1, c1, c0, 1
bic r1, r1, #1
mcr p15, 0, r1, c1, c0, 1
mov pc, lr mov pc, lr
/* /*
......
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