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/*
* OMAP3/4 Voltage Controller (VC) structure and macro definitions
*
* Copyright (C) 2007, 2010 Texas Instruments, Inc.
* Rajendra Nayak <rnayak@ti.com>
* Lesly A M <x0080970@ti.com>
* Thara Gopinath <thara@ti.com>
*
* Copyright (C) 2008, 2011 Nokia Corporation
* Kalle Jokiniemi
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 as published by the Free Software Foundation.
*/
#ifndef __ARCH_ARM_MACH_OMAP2_VC_H
#define __ARCH_ARM_MACH_OMAP2_VC_H
#include <linux/kernel.h>
/**
* struct omap_vc_common_data - per-VC register/bitfield data
* @cmd_on_mask: ON bitmask in PRM_VC_CMD_VAL* register
* @valid: VALID bitmask in PRM_VC_BYPASS_VAL register
* @smps_sa_reg: Offset of PRM_VC_SMPS_SA reg from PRM start
* @smps_volra_reg: Offset of PRM_VC_SMPS_VOL_RA reg from PRM start
* @bypass_val_reg: Offset of PRM_VC_BYPASS_VAL reg from PRM start
* @data_shift: DATA field shift in PRM_VC_BYPASS_VAL register
* @slaveaddr_shift: SLAVEADDR field shift in PRM_VC_BYPASS_VAL register
* @regaddr_shift: REGADDR field shift in PRM_VC_BYPASS_VAL register
* @cmd_on_shift: ON field shift in PRM_VC_CMD_VAL_* register
* @cmd_onlp_shift: ONLP field shift in PRM_VC_CMD_VAL_* register
* @cmd_ret_shift: RET field shift in PRM_VC_CMD_VAL_* register
* @cmd_off_shift: OFF field shift in PRM_VC_CMD_VAL_* register
*
* XXX One of cmd_on_mask and cmd_on_shift are not needed
* XXX VALID should probably be a shift, not a mask
*/
struct omap_vc_common_data {
u32 cmd_on_mask;
u32 valid;
u8 smps_sa_reg;
u8 smps_volra_reg;
u8 bypass_val_reg;
u8 data_shift;
u8 slaveaddr_shift;
u8 regaddr_shift;
u8 cmd_on_shift;
u8 cmd_onlp_shift;
u8 cmd_ret_shift;
u8 cmd_off_shift;
};
/**
* struct omap_vc_instance_data - VC per-instance data
* @vc_common: pointer to VC common data for this platform
* @smps_sa_mask: SA* bitmask in the PRM_VC_SMPS_SA register
* @smps_volra_mask: VOLRA* bitmask in the PRM_VC_VOL_RA register
* @smps_sa_shift: SA* field shift in the PRM_VC_SMPS_SA register
* @smps_volra_shift: VOLRA* field shift in the PRM_VC_VOL_RA register
*
* XXX It is not necessary to have both a *_mask and a *_shift -
* remove one
*/
struct omap_vc_instance_data {
const struct omap_vc_common_data *vc_common;
u32 smps_sa_mask;
u32 smps_volra_mask;
u8 cmdval_reg;
u8 smps_sa_shift;
u8 smps_volra_shift;
};
extern struct omap_vc_instance_data omap3_vc1_data;
extern struct omap_vc_instance_data omap3_vc2_data;
extern struct omap_vc_instance_data omap4_vc_mpu_data;
extern struct omap_vc_instance_data omap4_vc_iva_data;
extern struct omap_vc_instance_data omap4_vc_core_data;
#endif
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