xref: /openbmc/u-boot/arch/arm/mach-kirkwood/cache.c (revision 57efeb04)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2012 Michael Walle
4  * Michael Walle <michael@walle.cc>
5  */
6 #include <common.h>
7 #include <asm/arch/cpu.h>
8 
9 #define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
10 
11 void l2_cache_disable()
12 {
13 	u32 ctrl;
14 
15 	ctrl = readfr_extra_feature_reg();
16 	ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
17 	writefr_extra_feature_reg(ctrl);
18 }
19