On Wed, Feb 21, 2018 at 04:39:10PM +0100, Juergen Borleis wrote: > Fix setup of the SDRAM's MR0 register: 'val' gets overwritten by the chip > select decision and nothing is written to the MR0 register. > > This fix is required since some i.MX53 based platforms still use this > software setup routine to configure their SDRAMs. > > Signed-off-by: Juergen Borleis <jbe@xxxxxxxxxxxxxx> > --- > arch/arm/mach-imx/esdctl-v4.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Applied, thanks Sascha > > diff --git a/arch/arm/mach-imx/esdctl-v4.c b/arch/arm/mach-imx/esdctl-v4.c > index 0652b492e..6de4a8d6e 100644 > --- a/arch/arm/mach-imx/esdctl-v4.c > +++ b/arch/arm/mach-imx/esdctl-v4.c > @@ -191,9 +191,9 @@ void imx_esdctlv4_start_ddr3_sdram(int cs) > ESDCTL_V4_DDR3_REG_MR0 | val_cs1; > > if (cs) > - val = ESDCTL_V4_ESDSCR_DLL_RST1; > + val |= ESDCTL_V4_ESDSCR_DLL_RST1; > else > - val = ESDCTL_V4_ESDSCR_DLL_RST0; > + val |= ESDCTL_V4_ESDSCR_DLL_RST0; > > writel(val, base + ESDCTL_V4_ESDSCR); > > -- > 2.16.1 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
