From: Russell King Date: Fri, 15 May 2015 10:07:14 +0000 (+0100) Subject: ARM: l2c: write auxiliary control register first X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=7705dd256ce363f8b01429efb2f0dc4d1ee23c89;p=deliverable%2Flinux.git ARM: l2c: write auxiliary control register first Before calling the controller specific configuration function, write the auxiliary control register first, so that bits shared with other registers (such as the prefetch control register) are not overwritten by the later write to the auxctrl register. Signed-off-by: Russell King --- diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 1471c0f29bd3..977eb9f4f77e 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -115,10 +115,10 @@ static void l2c_configure(void __iomem *base) return; } + l2c_write_sec(l2x0_saved_regs.aux_ctrl, base, L2X0_AUX_CTRL); + if (l2x0_data->configure) l2x0_data->configure(base); - - l2c_write_sec(l2x0_saved_regs.aux_ctrl, base, L2X0_AUX_CTRL); } /*