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armv8: ls1046a: disable SATA ECC in DCSR

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This is a workaround to fix SATA CRC error. Once the root cause
is found the ECC disabling will be removed.

Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Shaohui Xie 2016-09-07 17:56:12 +08:00 committed by York Sun
parent 5f5e8d92d5
commit 1b2b406636
1 changed files with 4 additions and 0 deletions
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4
arch/arm/cpu/armv8/fsl-layerscape/soc.c
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@ -228,6 +228,10 @@ int sata_init(void)
{
struct ccsr_ahci __iomem *ccsr_ahci = (void *)CONFIG_SYS_SATA;
#ifdef CONFIG_LS1046A
/* Disable SATA ECC */
out_le32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + 0x520, 0x80000000);
#endif
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);