When strobing the EATARST signal, the core will generate a hard-reset instead of a soft-reset. Use this to have the core and ATA drive in a better defined state. Signed-off-by: Steffen Trumtrar <s.trumtrar@xxxxxxxxxxxxxx> --- drivers/ata/sata_mv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index dd326428f4..49205d24d8 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -136,6 +136,8 @@ static int mv_sata_probe(struct device_d *dev) mv_soc_65n_phy_errata(base); + /* strobe for hard-reset */ + writel(REG_EDMA_COMMAND__EATARST, base + REG_EDMA_COMMAND(0)); writel(REG_EDMA_COMMAND__EATARST, base + REG_EDMA_COMMAND(0)); udelay(25); writel(0x0, base + REG_EDMA_COMMAND(0)); -- 2.30.2 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
