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__ */ 37