The SFR (special function registers) can be shared bwteen sama5d3 and sama5d4 soc.
Signed-off-by: Bo Shen voice.shen@atmel.com ---
Changes in v2: None
arch/arm/include/asm/arch-at91/sama5_sfr.h | 38 ++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 arch/arm/include/asm/arch-at91/sama5_sfr.h
diff --git a/arch/arm/include/asm/arch-at91/sama5_sfr.h b/arch/arm/include/asm/arch-at91/sama5_sfr.h new file mode 100644 index 0000000..d3d2439 --- /dev/null +++ b/arch/arm/include/asm/arch-at91/sama5_sfr.h @@ -0,0 +1,38 @@ +/* + * Special Function Register (SFR) + * + * Copyright (C) 2014 Atmel + * Bo Shen voice.shen@atmel.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __SAMA5_SFR_H +#define __SAMA5_SFR_H + +struct atmel_sfr { + u32 reserved1; /* 0x00 */ + u32 ddrcfg; /* 0x04: DDR Configuration Register */ + u32 reserved2; /* 0x08 */ + u32 reserved3; /* 0x0c */ + u32 ohciicr; /* 0x10: OHCI Interrupt Configuration Register */ + u32 ohciisr; /* 0x14: OHCI Interrupt Status Register */ + u32 reserved4[4]; /* 0x18 ~ 0x24 */ + u32 secure; /* 0x28: Security Configuration Register */ + u32 reserved5[5]; /* 0x2c ~ 0x3c */ + u32 ebicfg; /* 0x40: EBI Configuration Register */ + u32 reserved6[2]; /* 0x44 ~ 0x48 */ + u32 sn0; /* 0x4c */ + u32 sn1; /* 0x50 */ + u32 aicredir; /* 0x54 */ +}; + +/* Bit field in DDRCFG */ +#define ATMEL_SFR_DDRCFG_FDQIEN 0x00010000 +#define ATMEL_SFR_DDRCFG_FDQSIEN 0x00020000 + +/* Bit field in AICREDIR */ +#define ATMEL_SFR_AICREDIR_KEY 0x5F67B102 +#define ATMEL_SFR_AICREDIR_NSAIC 0x00000001 + +#endif