diff options
Diffstat (limited to 'arch/m68k/include/asm/coldfire/rng.h')
| -rw-r--r-- | arch/m68k/include/asm/coldfire/rng.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/coldfire/rng.h b/arch/m68k/include/asm/coldfire/rng.h new file mode 100644 index 0000000..88124e3 --- /dev/null +++ b/arch/m68k/include/asm/coldfire/rng.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * RNG Memory Map + * + * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + */ + +#ifndef __RNG_H__ +#define __RNG_H__ + +/* Random Number Generator */ +typedef struct rng_ctrl { + u32 cr; /* 0x00 Control */ + u32 sr; /* 0x04 Status */ + u32 er; /* 0x08 Entropy */ + u32 out; /* 0x0C Output FIFO */ +} rng_t; + +#define RNG_CR_SLM (0x00000010) /* Sleep mode - 5445x */ +#define RNG_CR_CI (0x00000008) /* Clear interrupt */ +#define RNG_CR_IM (0x00000004) /* Interrupt mask */ +#define RNG_CR_HA (0x00000002) /* High assurance */ +#define RNG_CR_GO (0x00000001) /* Go bit */ + +#define RNG_SR_OFS(x) (((x) & 0x000000FF) << 16) +#define RNG_SR_OFS_MASK (0xFF00FFFF) +#define RNG_SR_OFL(x) (((x) & 0x000000FF) << 8) +#define RNG_SR_OFL_MASK (0xFFFF00FF) +#define RNG_SR_EI (0x00000008) +#define RNG_SR_FUF (0x00000004) +#define RNG_SR_LRS (0x00000002) +#define RNG_SR_SV (0x00000001) + +#endif /* __RNG_H__ */ |