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yaml
---
r: 355478
b: refs/heads/master
c: ea38960
h: refs/heads/master
v: v3
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Barry Song authored and Barry Song committed Jan 22, 2013
1 parent 9ff0db6 commit 2d92354
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Showing 2 changed files with 25 additions and 6 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 20ddfa9324b470764125f5ca555c315b5af13507
refs/heads/master: ea38960fb63ab5cce2442fa88f5041bcfb1ae8e3
29 changes: 24 additions & 5 deletions trunk/arch/arm/mach-prima2/l2x0.c
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Expand Up @@ -11,19 +11,38 @@
#include <linux/of.h>
#include <asm/hardware/cache-l2x0.h>

static struct of_device_id prima2_l2x0_ids[] = {
{ .compatible = "sirf,prima2-pl310-cache" },
struct l2x0_aux
{
u32 val;
u32 mask;
};

static struct l2x0_aux prima2_l2x0_aux __initconst = {
.val = 2 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT,
.mask = 0,
};

static struct l2x0_aux marco_l2x0_aux __initconst = {
.val = (2 << L2X0_AUX_CTRL_WAY_SIZE_SHIFT) |
(1 << L2X0_AUX_CTRL_ASSOCIATIVITY_SHIFT),
.mask = L2X0_AUX_CTRL_MASK,
};

static struct of_device_id sirf_l2x0_ids[] __initconst = {
{ .compatible = "sirf,prima2-pl310-cache", .data = &prima2_l2x0_aux, },
{ .compatible = "sirf,marco-pl310-cache", .data = &marco_l2x0_aux, },
{},
};

static int __init sirfsoc_l2x0_init(void)
{
struct device_node *np;
const struct l2x0_aux *aux;

np = of_find_matching_node(NULL, prima2_l2x0_ids);
np = of_find_matching_node(NULL, sirf_l2x0_ids);
if (np) {
pr_info("Initializing prima2 L2 cache\n");
return l2x0_of_init(0x40000, 0);
aux = of_match_node(sirf_l2x0_ids, np)->data;
return l2x0_of_init(aux->val, aux->mask);
}

return 0;
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