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| author | Tony Lindgren <tony@atomide.com> | 2015-07-06 05:33:17 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-07-06 05:33:17 -0700 |
| commit | ae745302c0a3e2b5b768690f631fc14db44467e7 (patch) | |
| tree | 1db4d210a7419286b447dc09fa7400a561d55f42 /arch/arm/mach-ux500/cache-l2x0.c | |
| parent | e3abe2556b2a689b28926cd1581f0b97e9d2afa4 (diff) | |
| parent | 22a5dc10e3f8fb8370748ea19dc4e3e1620d8296 (diff) | |
Merge branch 'fixes-rc1' into omap-for-v4.2/fixes
Diffstat (limited to 'arch/arm/mach-ux500/cache-l2x0.c')
| -rw-r--r-- | arch/arm/mach-ux500/cache-l2x0.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/mach-ux500/cache-l2x0.c b/arch/arm/mach-ux500/cache-l2x0.c index e97ee556f92f..7557bede7ae6 100644 --- a/arch/arm/mach-ux500/cache-l2x0.c +++ b/arch/arm/mach-ux500/cache-l2x0.c @@ -6,6 +6,7 @@ #include <linux/io.h> #include <linux/of.h> +#include <linux/of_address.h> #include <asm/hardware/cache-l2x0.h> @@ -15,7 +16,14 @@ static int __init ux500_l2x0_unlock(void) { int i; - void __iomem *l2x0_base = __io_address(U8500_L2CC_BASE); + struct device_node *np; + void __iomem *l2x0_base; + + np = of_find_compatible_node(NULL, NULL, "arm,pl310-cache"); + l2x0_base = of_iomap(np, 0); + of_node_put(np); + if (!l2x0_base) + return -ENODEV; /* * Unlock Data and Instruction Lock if locked. Ux500 U-Boot versions @@ -30,6 +38,7 @@ static int __init ux500_l2x0_unlock(void) writel_relaxed(0x0, l2x0_base + L2X0_LOCKDOWN_WAY_I_BASE + i * L2X0_LOCKDOWN_STRIDE); } + iounmap(l2x0_base); return 0; } |