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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ad53ebb725
The new prminst_xxx accessors based on partition and offset is now used, so removed all the previous prcm_xxx accessors. Signed-off-by: Benoit Cousson <b-cousson@ti.com> Cc: Paul Walmsley <paul@pwsan.com> Cc: Rajendra Nayak <rnayak@ti.com> [paul@pwsan.com: remove fn prototypes also] Signed-off-by: Paul Walmsley <paul@pwsan.com>
53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
/*
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* OMAP4 PRM module functions
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*
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* Copyright (C) 2011 Texas Instruments, Inc.
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* Copyright (C) 2010 Nokia Corporation
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* Benoît Cousson
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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/delay.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 <plat/cpu.h>
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#include <plat/prcm.h>
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#include "prm44xx.h"
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#include "prm-regbits-44xx.h"
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/* PRM low-level functions */
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/* Read a register in a CM/PRM instance in the PRM module */
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u32 omap4_prm_read_inst_reg(s16 inst, u16 reg)
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{
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return __raw_readl(OMAP44XX_PRM_REGADDR(inst, reg));
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}
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/* Write into a register in a CM/PRM instance in the PRM module */
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void omap4_prm_write_inst_reg(u32 val, s16 inst, u16 reg)
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{
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__raw_writel(val, OMAP44XX_PRM_REGADDR(inst, reg));
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}
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/* Read-modify-write a register in a PRM module. Caller must lock */
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u32 omap4_prm_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_prm_read_inst_reg(inst, reg);
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v &= ~mask;
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v |= bits;
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omap4_prm_write_inst_reg(v, inst, reg);
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return v;
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}
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