X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv8%2Ffsl-layerscape%2Fsoc.c;h=aee1ffa7d43eb049b708d287a5e8bd8ecd564834;hb=8d3a25685e4aac7070365a2b3c53c2c81b27930f;hp=9e3cdd78af5b6f70fffc9298801c69331f599462;hpb=4951e9420e179977f49549e25d8fd6437b37da72;p=platform%2Fkernel%2Fu-boot.git

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
index 9e3cdd7..aee1ffa 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
@@ -134,7 +134,7 @@ void erratum_a009635(void)
 
 static void erratum_rcw_src(void)
 {
-#if defined(CONFIG_SPL)
+#if defined(CONFIG_SPL) && defined(CONFIG_NAND_BOOT)
 	u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
 	u32 __iomem *dcfg_dcsr = (u32 __iomem *)DCFG_DCSR_BASE;
 	u32 val;
@@ -225,7 +225,7 @@ int sata_init(void)
 	out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
 
 	ahci_init((void __iomem *)CONFIG_SYS_SATA1);
-	scsi_scan(0);
+	scsi_scan(false);
 
 	return 0;
 }
@@ -244,7 +244,7 @@ int sata_init(void)
 	out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG);
 
 	ahci_init((void __iomem *)CONFIG_SYS_SATA);
-	scsi_scan(0);
+	scsi_scan(false);
 
 	return 0;
 }
@@ -288,6 +288,10 @@ static void erratum_a008850_early(void)
 	struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
 	struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
 
+	/* Skip if running at lower exception level */
+	if (current_el() < 3)
+		return;
+
 	/* disables propagation of barrier transactions to DDRC from CCI400 */
 	out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
 
@@ -304,6 +308,10 @@ void erratum_a008850_post(void)
 	struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
 	u32 tmp;
 
+	/* Skip if running at lower exception level */
+	if (current_el() < 3)
+		return;
+
 	/* enable propagation of barrier transactions to DDRC from CCI400 */
 	out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
 
@@ -455,8 +463,10 @@ void fsl_lsch2_early_init_f(void)
 	 * Enable snoop requests and DVM message requests for
 	 * Slave insterface S4 (A53 core cluster)
 	 */
-	out_le32(&cci->slave[4].snoop_ctrl,
-		 CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
+	if (current_el() == 3) {
+		out_le32(&cci->slave[4].snoop_ctrl,
+			 CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
+	}
 
 	/* Erratum */
 	erratum_a008850_early(); /* part 1 of 2 */