xref: /rk3399_rockchip-uboot/arch/arm/mach-at91/include/mach/at91_eefc.h (revision b9cb64825b5e6efeb715abd8b48d9b12f98973e9)
1*af930827SMasahiro Yamada /*
2*af930827SMasahiro Yamada  * Copyright (C) 2010
3*af930827SMasahiro Yamada  * Reinhard Meyer, reinhard.meyer@emk-elektronik.de
4*af930827SMasahiro Yamada  *
5*af930827SMasahiro Yamada  * Enhanced Embedded Flash Controller
6*af930827SMasahiro Yamada  * Based on AT91SAM9XE datasheet
7*af930827SMasahiro Yamada  *
8*af930827SMasahiro Yamada  * SPDX-License-Identifier:	GPL-2.0+
9*af930827SMasahiro Yamada  */
10*af930827SMasahiro Yamada 
11*af930827SMasahiro Yamada #ifndef AT91_EEFC_H
12*af930827SMasahiro Yamada #define AT91_EEFC_H
13*af930827SMasahiro Yamada 
14*af930827SMasahiro Yamada #ifndef __ASSEMBLY__
15*af930827SMasahiro Yamada 
16*af930827SMasahiro Yamada typedef struct at91_eefc {
17*af930827SMasahiro Yamada 	u32	fmr;	/* Flash Mode Register RW */
18*af930827SMasahiro Yamada 	u32	fcr;	/* Flash Command Register WO */
19*af930827SMasahiro Yamada 	u32	fsr;	/* Flash Status Register RO */
20*af930827SMasahiro Yamada 	u32	frr;	/* Flash Result Register RO */
21*af930827SMasahiro Yamada } at91_eefc_t;
22*af930827SMasahiro Yamada 
23*af930827SMasahiro Yamada #endif /* __ASSEMBLY__ */
24*af930827SMasahiro Yamada 
25*af930827SMasahiro Yamada #define AT91_EEFC_FMR_FWS_MASK	0x00000f00
26*af930827SMasahiro Yamada #define AT91_EEFC_FMR_FRDY_BIT	0x00000001
27*af930827SMasahiro Yamada 
28*af930827SMasahiro Yamada #define AT91_EEFC_FCR_KEY		0x5a000000
29*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FARG_MASK	0x00ffff00
30*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FARG_SHIFT	8
31*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_GETD	0x0
32*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_WP		0x1
33*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_WPL		0x2
34*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_EWP		0x3
35*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_EWPL	0x4
36*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_EA		0x5
37*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_SLB		0x8
38*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_CLB		0x9
39*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_GLB		0xA
40*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_SGPB	0xB
41*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_CGPB	0xC
42*af930827SMasahiro Yamada #define AT91_EEFC_FCR_FCMD_GGPB	0xD
43*af930827SMasahiro Yamada 
44*af930827SMasahiro Yamada #define AT91_EEFC_FSR_FRDY	1
45*af930827SMasahiro Yamada #define AT91_EEFC_FSR_FCMDE	2
46*af930827SMasahiro Yamada #define AT91_EEFC_FSR_FLOCKE	4
47*af930827SMasahiro Yamada 
48*af930827SMasahiro Yamada #endif
49