omap4: l2x0: Fix init parameter for es2.0
authorSantosh Shilimkar <santosh.shilimkar@ti.com>
Thu, 16 Sep 2010 13:14:47 +0000 (18:44 +0530)
committerSantosh Shilimkar <santosh.shilimkar@ti.com>
Fri, 24 Sep 2010 06:00:18 +0000 (11:30 +0530)
On ES2.0 the L2 cache init parameter ineeds to be changed to take
care of cache size. The cache size is 1MB on ES2.0 vs 512KB on ES1.0

This patch fixes the init parameter to update the same using
dynamic cpu version check

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
arch/arm/mach-omap2/omap4-common.c

index 13dc9794dcc2ea68fe9115cff7be9cd8c074a484..923f9f5f91ce96fc2588f41503b53795e6cdea21 100644 (file)
@@ -61,10 +61,14 @@ static int __init omap_l2_cache_init(void)
        omap_smc1(0x102, 0x1);
 
        /*
-        * 32KB way size, 16-way associativity,
-        * parity disabled
+        * 16-way associativity, parity disabled
+        * Way size - 32KB (es1.0)
+        * Way size - 64KB (es2.0 +)
         */
-       l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff);
+       if (omap_rev() == OMAP4430_REV_ES1_0)
+               l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff);
+       else
+               l2x0_init(l2cache_base, 0x0e070000, 0xc0000fff);
 
        return 0;
 }