> -----Original Message----- > From: Zhao Qiang [mailto:qiang.z...@nxp.com] > Sent: Friday, January 29, 2016 12:28 PM > To: Mingkai Hu > Cc: tr...@konsulko.com; york sun; u-boot@lists.denx.de; Qiang Zhao > Subject: [PATCH v4 4/4] qe: assgin pins to qe-hdlc > > qe-hdlc and usb multi-use the pins, when set hwconfig=qe-hdlc, assign the > pins to qe-hdlc, if not, assgin it to usb > > Signed-off-by: Zhao Qiang <qiang.z...@nxp.com> > --- > board/freescale/ls1043ardb/ls1043ardb.c | 53 ++++++++++++++++++++++++++- > ------ > 1 file changed, 43 insertions(+), 10 deletions(-) > > diff --git a/board/freescale/ls1043ardb/ls1043ardb.c > b/board/freescale/ls1043ardb/ls1043ardb.c > index c2d4887..7ba72f8 100644 > --- a/board/freescale/ls1043ardb/ls1043ardb.c > +++ b/board/freescale/ls1043ardb/ls1043ardb.c > @@ -114,18 +114,24 @@ int config_board_mux(void) > struct ccsr_scfg *scfg = (struct ccsr_scfg > *)CONFIG_SYS_FSL_SCFG_ADDR; > u32 usb_pwrfault; > > + if (hwconfig("qe-hdlc")) { > + out_be32(&scfg->rcwpmuxcr0, > + (in_be32(&scfg->rcwpmuxcr0) & ~0xff00) | 0x6600); > + printf("Assign to qe-hdlc clk, rcwpmuxcr0=%x\n", > + in_be32(&scfg->rcwpmuxcr0)); > + } else { > #ifdef CONFIG_HAS_FSL_XHCI_USB > - out_be32(&scfg->rcwpmuxcr0, 0x3333); > - out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1); > - usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED << > - SCFG_USBPWRFAULT_USB3_SHIFT) | > - (SCFG_USBPWRFAULT_DEDICATED << > - SCFG_USBPWRFAULT_USB2_SHIFT) | > - (SCFG_USBPWRFAULT_SHARED << > - SCFG_USBPWRFAULT_USB1_SHIFT); > - out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault); > + out_be32(&scfg->rcwpmuxcr0, 0x3333); > + out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1); > + usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED << > + SCFG_USBPWRFAULT_USB3_SHIFT) | > + (SCFG_USBPWRFAULT_DEDICATED << > + SCFG_USBPWRFAULT_USB2_SHIFT) | > + (SCFG_USBPWRFAULT_SHARED << > + SCFG_USBPWRFAULT_USB1_SHIFT); > + out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault); > #endif > - > + } > return 0; > } > > @@ -152,6 +158,16 @@ int misc_init_r(void) } #endif > > +void fdt_del_qe(void *blob) > +{ > + int nodeoff = 0; > + > + while ((nodeoff = fdt_node_offset_by_compatible(blob, 0, > + "fsl,qe")) >= 0) { > + fdt_del_node(blob, nodeoff); > + } > +} > + > int ft_board_setup(void *blob, bd_t *bd) { > u64 base[CONFIG_NR_DRAM_BANKS]; > @@ -169,6 +185,23 @@ int ft_board_setup(void *blob, bd_t *bd) #ifdef > CONFIG_SYS_DPAA_FMAN > fdt_fixup_fman_ethernet(blob); > #endif > + > + /* > + * qe-hdlc and usb multi-use the pins, > + * when set hwconfig to qe-hdlc, delete usb node. > + */ > + if (hwconfig("qe-hdlc")) > +#ifdef CONFIG_HAS_FSL_XHCI_USB > + fdt_del_node_and_alias(blob, "usb1"); #endif > + /* > + * qe just support qe-uart and qe-hdlc, > + * if qe-uart and qe-hdlc are not set in hwconfig, > + * delete qe node. > + */ > + if (!hwconfig("qe-uart") && !hwconfig("qe-hdlc")) > + fdt_del_qe(blob); > + > return 0; > } > > -- > 2.1.0.27.g96db324
Reviewed-by: Mingkai Hu <mingkai...@nxp.com> Regards, Mingkai _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
