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armv8: ls1043aqds: add IFC fixup in case QSPI is enabled

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QSPI and IFC are pin-multiplexed on LS1043AQDS board. If QSPI is
enabled, IFC would not be initialized correctly. So disable the IFC
node for Linux.

Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Qianyu Gong 2016-07-21 12:39:27 +08:00 committed by York Sun
parent dbe18f16d8
commit 8401c7103d
1 changed files with 10 additions and 0 deletions
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10
board/freescale/ls1043aqds/ls1043aqds.c
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@ -327,6 +327,7 @@ int ft_board_setup(void *blob, bd_t *bd)
{
u64 base[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
u8 reg;
/* fixup DT for the two DDR banks */
base[0] = gd->bd->bi_dram[0].start;
@ -341,6 +342,15 @@ int ft_board_setup(void *blob, bd_t *bd)
fdt_fixup_fman_ethernet(blob);
fdt_fixup_board_enet(blob);
#endif
reg = QIXIS_READ(brdcfg[0]);
reg = (reg & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
/* Disable IFC if QSPI is enabled */
if (reg == 0xF)
do_fixup_by_compat(blob, "fsl,ifc",
"status", "disabled", 8 + 1, 1);
return 0;
}
#endif