As QSPI/DSPI and IFC are pin multiplexed, QSPI and DSPI are only enabled in QSPI boot, and disabled in other boot modes. IFC is enabled in NOR/NAND/SD boot, and disabled in QSPI boot. This patch will add fdt support for the above rules.
Signed-off-by: Alison Wang alison.wang@freescale.com --- arch/arm/cpu/armv7/ls102xa/fdt.c | 13 +++++++++++++ arch/arm/include/asm/arch-ls102xa/config.h | 4 ++++ 2 files changed, 17 insertions(+)
diff --git a/arch/arm/cpu/armv7/ls102xa/fdt.c b/arch/arm/cpu/armv7/ls102xa/fdt.c index 989780d..b5c8d9d 100644 --- a/arch/arm/cpu/armv7/ls102xa/fdt.c +++ b/arch/arm/cpu/armv7/ls102xa/fdt.c @@ -133,4 +133,17 @@ void ft_cpu_setup(void *blob, bd_t *bd)
do_fixup_by_compat_u32(blob, "fsl, ls1021a-flexcan", "clock-frequency", busclk / 2, 1); + +#ifdef CONFIG_QSPI_BOOT + off = fdt_node_offset_by_compat_reg(blob, FSL_IFC_COMPAT, + CONFIG_SYS_IFC_ADDR); + fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); +#else + off = fdt_node_offset_by_compat_reg(blob, FSL_QSPI_COMPAT, + QSPI0_BASE_ADDR); + fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); + off = fdt_node_offset_by_compat_reg(blob, FSL_DSPI_COMPAT, + DSPI1_BASE_ADDR); + fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0); +#endif } diff --git a/arch/arm/include/asm/arch-ls102xa/config.h b/arch/arm/include/asm/arch-ls102xa/config.h index 5e934da..884c30e 100644 --- a/arch/arm/include/asm/arch-ls102xa/config.h +++ b/arch/arm/include/asm/arch-ls102xa/config.h @@ -101,4 +101,8 @@ #error SoC not defined #endif
+#define FSL_IFC_COMPAT "fsl,ifc" +#define FSL_QSPI_COMPAT "fsl,ls1-qspi" +#define FSL_DSPI_COMPAT "fsl,vf610-dspi" + #endif /* _ASM_ARMV7_LS102XA_CONFIG_ */