85xx: Add L2SRAM Register's macro definition

Signed-off-by: Mingkai Hu <Mingkai.hu@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

cpu/mpc85xx/cpu_init.c

@@ -330,11 +330,12 @@ int cpu_init_r(void)
 		break;
 	}
 
-	if (l2cache->l2ctl & 0x80000000) {
+	if (l2cache->l2ctl & MPC85xx_L2CTL_L2E) {
 		puts("already enabled");
 		l2srbar = l2cache->l2srbar0;
 #ifdef CONFIG_SYS_INIT_L2_ADDR
-		if (l2cache->l2ctl & 0x00010000 && l2srbar >= CONFIG_SYS_FLASH_BASE) {
+		if (l2cache->l2ctl & MPC85xx_L2CTL_L2SRAM_ENTIRE
+				&& l2srbar >= CONFIG_SYS_FLASH_BASE) {
 			l2srbar = CONFIG_SYS_INIT_L2_ADDR;
 			l2cache->l2srbar0 = l2srbar;
 			printf("moving to 0x%08x", CONFIG_SYS_INIT_L2_ADDR);

include/asm-ppc/immap_85xx.h

@@ -411,6 +411,11 @@ typedef struct ccsr_l2cache {
 	char	res15[420];
 } ccsr_l2cache_t;
 
+#define MPC85xx_L2CTL_L2E			0x80000000
+#define MPC85xx_L2CTL_L2SRAM_ENTIRE		0x00010000
+#define MPC85xx_L2ERRDIS_MBECC			0x00000008
+#define MPC85xx_L2ERRDIS_SBECC			0x00000004
+
 /*
  * DMA Registers(0x2_1000-0x2_2000)
  */