xref: /openbmc/u-boot/arch/arm/mach-kirkwood/cache.c (revision 23ff8633)
1 /*
2  * Copyright (c) 2012 Michael Walle
3  * Michael Walle <michael@walle.cc>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 #include <common.h>
8 #include <asm/arch/cpu.h>
9 
10 #define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
11 
12 void l2_cache_disable()
13 {
14 	u32 ctrl;
15 
16 	ctrl = readfr_extra_feature_reg();
17 	ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
18 	writefr_extra_feature_reg(ctrl);
19 }
20