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/openbmc/linux/arch/mips/bcm47xx/ |
H A D | setup.c | diff 76b573e46016eabc79e6764a458a559a30dfa7e9 Sun Dec 22 07:36:30 CST 2013 Hauke Mehrtens <hauke@hauke-m.de> MIPS: BCM47XX: do not use cpu_wait instruction on BCM4706
The BCM4706 has a problem with the CPU wait instruction. When r4k_wait or r4k_wait_irqoff is used will just hang and not return from a msleep(). Removing the cpu_wait functionality is a workaround for this problem. The BCM4716 does not have this problem.
The BCM4706 SoC uses a MIPS 74K V4.9 CPU.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/6288/
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