1/* 2 * Copyright (C) 2010 3 * Reinhard Meyer, reinhard.meyer@emk-elektronik.de 4 * 5 * Enhanced Embedded Flash Controller 6 * Based on AT91SAM9XE datasheet 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11#ifndef AT91_EEFC_H 12#define AT91_EEFC_H 13 14#ifndef __ASSEMBLY__ 15 16typedef struct at91_eefc { 17 u32 fmr; /* Flash Mode Register RW */ 18 u32 fcr; /* Flash Command Register WO */ 19 u32 fsr; /* Flash Status Register RO */ 20 u32 frr; /* Flash Result Register RO */ 21} at91_eefc_t; 22 23#endif /* __ASSEMBLY__ */ 24 25#define AT91_EEFC_FMR_FWS_MASK 0x00000f00 26#define AT91_EEFC_FMR_FRDY_BIT 0x00000001 27 28#define AT91_EEFC_FCR_KEY 0x5a000000 29#define AT91_EEFC_FCR_FARG_MASK 0x00ffff00 30#define AT91_EEFC_FCR_FARG_SHIFT 8 31#define AT91_EEFC_FCR_FCMD_GETD 0x0 32#define AT91_EEFC_FCR_FCMD_WP 0x1 33#define AT91_EEFC_FCR_FCMD_WPL 0x2 34#define AT91_EEFC_FCR_FCMD_EWP 0x3 35#define AT91_EEFC_FCR_FCMD_EWPL 0x4 36#define AT91_EEFC_FCR_FCMD_EA 0x5 37#define AT91_EEFC_FCR_FCMD_SLB 0x8 38#define AT91_EEFC_FCR_FCMD_CLB 0x9 39#define AT91_EEFC_FCR_FCMD_GLB 0xA 40#define AT91_EEFC_FCR_FCMD_SGPB 0xB 41#define AT91_EEFC_FCR_FCMD_CGPB 0xC 42#define AT91_EEFC_FCR_FCMD_GGPB 0xD 43 44#define AT91_EEFC_FSR_FRDY 1 45#define AT91_EEFC_FSR_FCMDE 2 46#define AT91_EEFC_FSR_FLOCKE 4 47 48#endif 49