armv8: Add sata support on Layerscape ARMv8 board
Freescale ARM-based Layerscape contains a SATA controller
which comply with the serial ATA 3.0 specification and the
AHCI 1.3 specification.
This patch adds SATA feature on ls2080aqds, ls2080ardb and
ls1043aqds boards.
Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
index 8d40405..984eaf9 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
@@ -6,6 +6,8 @@
#include <common.h>
#include <fsl_ifc.h>
+#include <ahci.h>
+#include <scsi.h>
#include <asm/arch/soc.h>
#include <asm/io.h>
#include <asm/global_data.h>
@@ -157,7 +159,44 @@
erratum_a008336();
}
+#ifdef CONFIG_SCSI_AHCI_PLAT
+int sata_init(void)
+{
+ struct ccsr_ahci __iomem *ccsr_ahci;
+
+ ccsr_ahci = (void *)CONFIG_SYS_SATA2;
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+
+ ccsr_ahci = (void *)CONFIG_SYS_SATA1;
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+
+ ahci_init((void __iomem *)CONFIG_SYS_SATA1);
+ scsi_scan(0);
+
+ return 0;
+}
+#endif
+
#elif defined(CONFIG_LS1043A)
+#ifdef CONFIG_SCSI_AHCI_PLAT
+int sata_init(void)
+{
+ struct ccsr_ahci __iomem *ccsr_ahci = (void *)CONFIG_SYS_SATA;
+
+ out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG);
+ out_le32(&ccsr_ahci->pp2c, AHCI_PORT_PHY_2_CFG);
+ out_le32(&ccsr_ahci->pp3c, AHCI_PORT_PHY_3_CFG);
+ out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG);
+
+ ahci_init((void __iomem *)CONFIG_SYS_SATA);
+ scsi_scan(0);
+
+ return 0;
+}
+#endif
+
void fsl_lsch2_early_init_f(void)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
@@ -183,6 +222,10 @@
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
+#ifdef CONFIG_SCSI_AHCI_PLAT
+ sata_init();
+#endif
+
return 0;
}
#endif