diff options
| author |   Andrew Lunn <andrew@lunn.ch> | 2014-02-22 20:14:52 +0100 |
|---|---|---|
| committer |   Jason Cooper <jason@lakedaemon.net> | 2014-02-22 20:43:49 +0000 |
| commit | 4b8f7a11c9fb680895e5079788653a59d6bdde16 (patch) | |
| tree | d20f78bd55eb043f8f9e1be5e702301263b73079 /arch/arm/mach-kirkwood | |
| parent | ARM: orion: Move cache-feroceon-l2.h out of plat-orion (diff) | |
| download | linux-dev-4b8f7a11c9fb680895e5079788653a59d6bdde16.tar.xz linux-dev-4b8f7a11c9fb680895e5079788653a59d6bdde16.zip | |
ARM: MM: Add DT binding for Feroceon L2 cache
Instantiate the L2 cache from DT. Indicate in DT where the cache
control register is so that it is possible to enable/disable write
through on the CPU.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'arch/arm/mach-kirkwood')
| -rw-r--r-- | arch/arm/mach-kirkwood/board-dt.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c index 29c246858d5a..ec0702c02d6c 100644 --- a/arch/arm/mach-kirkwood/board-dt.c +++ b/arch/arm/mach-kirkwood/board-dt.c @@ -42,19 +42,6 @@ static void __init kirkwood_map_io(void) iotable_init(kirkwood_io_desc, ARRAY_SIZE(kirkwood_io_desc)); } -static void __init kirkwood_l2_init(void) -{ -#ifdef CONFIG_CACHE_FEROCEON_L2 -#ifdef CONFIG_CACHE_FEROCEON_L2_WRITETHROUGH - writel(readl(L2_CONFIG_REG) | L2_WRITETHROUGH, L2_CONFIG_REG); - feroceon_l2_init(1); -#else - writel(readl(L2_CONFIG_REG) & ~L2_WRITETHROUGH, L2_CONFIG_REG); - feroceon_l2_init(0); -#endif -#endif -} - static struct resource kirkwood_cpufreq_resources[] = { [0] = { .start = CPU_CONTROL_PHYS, @@ -211,8 +198,9 @@ static void __init kirkwood_dt_init(void) BUG_ON(mvebu_mbus_dt_init()); - kirkwood_l2_init(); - +#ifdef CONFIG_CACHE_FEROCEON_L2 + feroceon_of_init(); +#endif kirkwood_cpufreq_init(); kirkwood_cpuidle_init(); |