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1 /*
2  * RNG Memory Map
3  *
4  * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
5  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6  *
7  * SPDX-License-Identifier:     GPL-2.0+
8  */
9
10 #ifndef __RNG_H__
11 #define __RNG_H__
12
13 /* Random Number Generator */
14 typedef struct rng_ctrl {
15         u32 cr;                 /* 0x00 Control */
16         u32 sr;                 /* 0x04 Status */
17         u32 er;                 /* 0x08 Entropy */
18         u32 out;                /* 0x0C Output FIFO */
19 } rng_t;
20
21 #define RNG_CR_SLM              (0x00000010)    /* Sleep mode - 5445x */
22 #define RNG_CR_CI               (0x00000008)    /* Clear interrupt */
23 #define RNG_CR_IM               (0x00000004)    /* Interrupt mask */
24 #define RNG_CR_HA               (0x00000002)    /* High assurance */
25 #define RNG_CR_GO               (0x00000001)    /* Go bit */
26
27 #define RNG_SR_OFS(x)           (((x) & 0x000000FF) << 16)
28 #define RNG_SR_OFS_MASK         (0xFF00FFFF)
29 #define RNG_SR_OFL(x)           (((x) & 0x000000FF) << 8)
30 #define RNG_SR_OFL_MASK         (0xFFFF00FF)
31 #define RNG_SR_EI               (0x00000008)
32 #define RNG_SR_FUF              (0x00000004)
33 #define RNG_SR_LRS              (0x00000002)
34 #define RNG_SR_SV               (0x00000001)
35
36 #endif                          /* __RNG_H__ */