2 * OMAP4 PRCM_MPU module functions
4 * Copyright (C) 2009 Nokia Corporation
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/kernel.h>
13 #include <linux/types.h>
14 #include <linux/errno.h>
15 #include <linux/err.h>
20 #include "prcm_mpu44xx.h"
21 #include "cm-regbits-44xx.h"
24 * prcm_mpu_base: the virtual address of the start of the PRCM_MPU IP
27 struct omap_domain_base prcm_mpu_base;
29 /* PRCM_MPU low-level functions */
31 u32 omap4_prcm_mpu_read_inst_reg(s16 inst, u16 reg)
33 return readl_relaxed(OMAP44XX_PRCM_MPU_REGADDR(inst, reg));
36 void omap4_prcm_mpu_write_inst_reg(u32 val, s16 inst, u16 reg)
38 writel_relaxed(val, OMAP44XX_PRCM_MPU_REGADDR(inst, reg));
41 u32 omap4_prcm_mpu_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 reg)
45 v = omap4_prcm_mpu_read_inst_reg(inst, reg);
48 omap4_prcm_mpu_write_inst_reg(v, inst, reg);
54 * omap2_set_globals_prcm_mpu - set the MPU PRCM base address (for early use)
55 * @prcm_mpu: PRCM_MPU base virtual address
57 * XXX Will be replaced when the PRM/CM drivers are completed.
59 void __init omap2_set_globals_prcm_mpu(void __iomem *prcm_mpu)
61 prcm_mpu_base.va = prcm_mpu;