On 10/01/2018 06:20, Peng Fan wrote: > The MIB RAM and FIFO receive start register does not exist on > i.MX8M. Accessing these register will cause system hang. > > Signed-off-by: Peng Fan <peng....@nxp.com> > Acked-by: Joe Hershberger <joe.hershber...@ni.com> > Reviewed-by: Stefano Babic <sba...@denx.de> > Reviewed-by: Fabio Estevam <fabio.este...@nxp.com> > --- > drivers/net/fec_mxc.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c > index 433e19f0f8..4cbc8cbbfd 100644 > --- a/drivers/net/fec_mxc.c > +++ b/drivers/net/fec_mxc.c > @@ -562,8 +562,8 @@ static int fec_init(struct eth_device *dev, bd_t *bd) > writel(0x00000000, &fec->eth->gaddr1); > writel(0x00000000, &fec->eth->gaddr2); > > - /* Do not access reserved register for i.MX6UL */ > - if (!is_mx6ul() && !is_mx6ull()) { > + /* Do not access reserved register */ > + if (!is_mx6ul() && !is_mx6ull() && !is_mx8m()) { > /* clear MIB RAM */ > for (i = mib_ptr; i <= mib_ptr + 0xfc; i += 4) > writel(0, i); >
Reviewed-by: Stefano Babic <sba...@denx.de> Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sba...@denx.de ===================================================================== _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot