#define CPUID_DB8500V2 0x412fc091
#define ASICID_DB8500V11 0x008500A1
+#define CACHE_CONTR_BASE 0xA0412000
+/* Cache controller register offsets
+ * as found in ARM's technical reference manual
+ */
+#define CACHE_INVAL_BY_WAY (CACHE_CONTR_BASE + 0x77C)
+#define CACHE_LOCKDOWN_BY_D (CACHE_CONTR_BASE + 0X900)
+#define CACHE_LOCKDOWN_BY_I (CACHE_CONTR_BASE + 0X904)
+
static unsigned int read_asicid(void);
static inline unsigned int read_cpuid(void)
return readl(address);
}
+void cpu_cache_initialization(void)
+{
+ unsigned int value;
+ /* invalidate all cache entries */
+ writel(0xFFFF, CACHE_INVAL_BY_WAY);
+
+ /* ways are set to '0' when they are totally
+ * cleaned and invalidated
+ */
+ do {
+ value = readl(CACHE_INVAL_BY_WAY);
+ } while (value & 0xFF);
+
+ /* Invalidate register 9 D and I lockdown */
+ writel(0xFF, CACHE_LOCKDOWN_BY_D);
+ writel(0xFF, CACHE_LOCKDOWN_BY_I);
+}
+
#ifdef CONFIG_ARCH_CPU_INIT
/*
* SOC specific cpu init