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45 lines
993 B
45 lines
993 B
/*
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* OMAP4 PRCM_MPU module functions
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*
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* Copyright (C) 2009 Nokia Corporation
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* Paul Walmsley
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/errno.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <plat/common.h>
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#include "prcm_mpu44xx.h"
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#include "cm-regbits-44xx.h"
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/* PRCM_MPU low-level functions */
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u32 omap4_prcm_mpu_read_inst_reg(s16 inst, u16 reg)
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{
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return __raw_readl(OMAP44XX_PRCM_MPU_REGADDR(inst, reg));
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}
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void omap4_prcm_mpu_write_inst_reg(u32 val, s16 inst, u16 reg)
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{
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__raw_writel(val, OMAP44XX_PRCM_MPU_REGADDR(inst, reg));
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}
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u32 omap4_prcm_mpu_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 reg)
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{
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u32 v;
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v = omap4_prcm_mpu_read_inst_reg(inst, reg);
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v &= ~mask;
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v |= bits;
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omap4_prcm_mpu_write_inst_reg(v, inst, reg);
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return v;
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}
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