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| author | Tang Yuantian <Yuantian.Tang@freescale.com> | 2015-12-09 15:32:18 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-12-15 08:57:35 +0800 |
| commit | 989c5f0a8f8694ac92eb0d6cff8745ae8659364f (patch) | |
| tree | 56e3a776487e1a792d265b4bdc6f292a6f34a834 /arch/arm/cpu/armv8/fsl-layerscape/soc.c | |
| parent | 3a4800a5968f689788d70f7decb000a3d3e1a2f4 (diff) | |
| download | blackbird-obmc-uboot-989c5f0a8f8694ac92eb0d6cff8745ae8659364f.tar.gz blackbird-obmc-uboot-989c5f0a8f8694ac92eb0d6cff8745ae8659364f.zip | |
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>
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/soc.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 8d40405923..984eaf903e 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 @@ void fsl_lsch3_early_init_f(void) 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 @@ void fsl_lsch2_early_init_f(void) #ifdef CONFIG_BOARD_LATE_INIT int board_late_init(void) { +#ifdef CONFIG_SCSI_AHCI_PLAT + sata_init(); +#endif + return 0; } #endif |
