Hi Peng, this is orthogonal in the pathcset. I apply this even if I have not applied 2-3.
On 08/08/2017 10:21, Peng Fan wrote: > As M4 is sourcing UART clk from OSC, to make UART work > when M4 is enabled, need to select OSC as clk parent, > 24M OSC is enough for debug UART in uboot. > > Signed-off-by: Peng Fan <[email protected]> > Cc: Stefano Babic <[email protected]> > Cc: Fabio Estevam <[email protected]> > --- > arch/arm/mach-imx/mx6/soc.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c > index e2ecc3a..b4ec11a 100644 > --- a/arch/arm/mach-imx/mx6/soc.c > +++ b/arch/arm/mach-imx/mx6/soc.c > @@ -364,6 +364,7 @@ int arch_cpu_init(void) > { > struct sched_ctrl_regs *regs = > (struct sched_ctrl_regs *)MF2_SCHED_BASE_ADDR; > + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; > > init_aips(); > > @@ -434,6 +435,9 @@ int arch_cpu_init(void) > > imx_set_wdog_powerdown(false); /* Disable PDE bit of WMCR register */ > > + if (is_mx6sx()) > + setbits_le32(&ccm->cscdr1, MXC_CCM_CSCDR1_UART_CLK_SEL); > + > /* > * To resolve USB camera bandwidth issue, the patch sets > * recommended AQoS setting from IC team value for peripheral > Applied to u-boot-imx, -master, thanks ! 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: [email protected] ===================================================================== _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
