Please try to configure FTIMn in u-boot include/configs/P1010RDB.h.
/* NOR Flash Timing Params */
#define CONFIG_SYS_NOR_FTIM0>---FTIM0_NOR_TACSE(0x4) | \
>--->--->--->---FTIM0_NOR_TEADC(0x5) | \
>--->--->--->---FTIM0_NOR_TEAHC(0x5)
#define CONFIG_SYS_NOR_FTIM1>---FTIM1_NOR_TACO(0x1e) | \
>--->--->--->---FTIM1_NOR_TRAD_NOR(0x0f)
#define CONFIG_SYS_NOR_FTIM2>---FTIM2_NOR_TCS(0x4) | \
>--->--->--->---FTIM2_NOR_TCH(0x4) | \
>--->--->--->---FTIM2_NOR_TWP(0x1c)
#define CONFIG_SYS_NOR_FTIM3>---0x0