Commit d9d1f3e2 authored by Russell King's avatar Russell King

ARM: l2c: check that DT files specify the required "cache-unified" property

This is a required property, and should always be specified.
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 1a5a954c
......@@ -1364,6 +1364,10 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
data = of_match_node(l2x0_ids, np)->data;
/* All L2 caches are unified, so this property should be specified */
if (!of_property_read_bool(np, "cache-unified"))
pr_err("L2C: device tree omits to specify unified cache\n");
/* L2 configuration can only be changed if the cache is disabled */
if (!(readl_relaxed(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN))
if (data->of_parse)
......
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