4 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 /* Random Number Generator */
30 typedef struct rng_ctrl {
31 u32 cr; /* 0x00 Control */
32 u32 sr; /* 0x04 Status */
33 u32 er; /* 0x08 Entropy */
34 u32 out; /* 0x0C Output FIFO */
37 #define RNG_CR_SLM (0x00000010) /* Sleep mode - 5445x */
38 #define RNG_CR_CI (0x00000008) /* Clear interrupt */
39 #define RNG_CR_IM (0x00000004) /* Interrupt mask */
40 #define RNG_CR_HA (0x00000002) /* High assurance */
41 #define RNG_CR_GO (0x00000001) /* Go bit */
43 #define RNG_SR_OFS(x) (((x) & 0x000000FF) << 16)
44 #define RNG_SR_OFS_MASK (0xFF00FFFF)
45 #define RNG_SR_OFL(x) (((x) & 0x000000FF) << 8)
46 #define RNG_SR_OFL_MASK (0xFFFF00FF)
47 #define RNG_SR_EI (0x00000008)
48 #define RNG_SR_FUF (0x00000004)
49 #define RNG_SR_LRS (0x00000002)
50 #define RNG_SR_SV (0x00000001)
52 #endif /* __RNG_H__ */