2018-05-06 21:58:06 +00:00
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/* SPDX-License-Identifier: GPL-2.0+ */
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2008-10-21 10:03:07 +00:00
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/*
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* RNG Memory Map
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*
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* Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
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* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
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*/
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#ifndef __RNG_H__
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#define __RNG_H__
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/* Random Number Generator */
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typedef struct rng_ctrl {
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u32 cr; /* 0x00 Control */
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u32 sr; /* 0x04 Status */
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u32 er; /* 0x08 Entropy */
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u32 out; /* 0x0C Output FIFO */
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} rng_t;
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#define RNG_CR_SLM (0x00000010) /* Sleep mode - 5445x */
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#define RNG_CR_CI (0x00000008) /* Clear interrupt */
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#define RNG_CR_IM (0x00000004) /* Interrupt mask */
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#define RNG_CR_HA (0x00000002) /* High assurance */
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#define RNG_CR_GO (0x00000001) /* Go bit */
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#define RNG_SR_OFS(x) (((x) & 0x000000FF) << 16)
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#define RNG_SR_OFS_MASK (0xFF00FFFF)
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#define RNG_SR_OFL(x) (((x) & 0x000000FF) << 8)
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#define RNG_SR_OFL_MASK (0xFFFF00FF)
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#define RNG_SR_EI (0x00000008)
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#define RNG_SR_FUF (0x00000004)
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#define RNG_SR_LRS (0x00000002)
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#define RNG_SR_SV (0x00000001)
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#endif /* __RNG_H__ */
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