diff options
Diffstat (limited to 'board/freescale/ls1021aqds/ls1021aqds.c')
| -rw-r--r-- | board/freescale/ls1021aqds/ls1021aqds.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index 9fcd129..691e828 100644 --- a/board/freescale/ls1021aqds/ls1021aqds.c +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -187,6 +187,22 @@ void board_init_f(ulong dummy) { struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR; +#ifdef CONFIG_NAND_BOOT + struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; + u32 porsr1, pinctl; + + /* + * There is LS1 SoC issue where NOR, FPGA are inaccessible during + * NAND boot because IFC signals > IFC_AD7 are not enabled. + * This workaround changes RCW source to make all signals enabled. + */ + porsr1 = in_be32(&gur->porsr1); + pinctl = ((porsr1 & ~(DCFG_CCSR_PORSR1_RCW_MASK)) | + DCFG_CCSR_PORSR1_RCW_SRC_I2C); + out_be32((unsigned int *)(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_PORCR1), + pinctl); +#endif + /* Set global data pointer */ gd = &gdata; |