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Diffstat (limited to 'arch/arm/mach-omap2/smartreflex.h')
| -rw-r--r-- | arch/arm/mach-omap2/smartreflex.h | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/arch/arm/mach-omap2/smartreflex.h b/arch/arm/mach-omap2/smartreflex.h deleted file mode 100644 index 5809141171f..00000000000 --- a/arch/arm/mach-omap2/smartreflex.h +++ /dev/null @@ -1,256 +0,0 @@ -/* - * OMAP Smartreflex Defines and Routines - * - * Author: Thara Gopinath <thara@ti.com> - * - * Copyright (C) 2010 Texas Instruments, Inc. - * Thara Gopinath <thara@ti.com> - * - * Copyright (C) 2008 Nokia Corporation - * Kalle Jokiniemi - * - * Copyright (C) 2007 Texas Instruments, Inc. - * Lesly A M <x0080970@ti.com> - * - * 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 __ASM_ARM_OMAP_SMARTREFLEX_H -#define __ASM_ARM_OMAP_SMARTREFLEX_H - -#include <linux/platform_device.h> - -#include "voltage.h" - -/* - * Different Smartreflex IPs version. The v1 is the 65nm version used in - * OMAP3430. The v2 is the update for the 45nm version of the IP - * used in OMAP3630 and OMAP4430 - */ -#define SR_TYPE_V1 1 -#define SR_TYPE_V2 2 - -/* SMART REFLEX REG ADDRESS OFFSET */ -#define SRCONFIG 0x00 -#define SRSTATUS 0x04 -#define SENVAL 0x08 -#define SENMIN 0x0C -#define SENMAX 0x10 -#define SENAVG 0x14 -#define AVGWEIGHT 0x18 -#define NVALUERECIPROCAL 0x1c -#define SENERROR_V1 0x20 -#define ERRCONFIG_V1 0x24 -#define IRQ_EOI 0x20 -#define IRQSTATUS_RAW 0x24 -#define IRQSTATUS 0x28 -#define IRQENABLE_SET 0x2C -#define IRQENABLE_CLR 0x30 -#define SENERROR_V2 0x34 -#define ERRCONFIG_V2 0x38 - -/* Bit/Shift Positions */ - -/* SRCONFIG */ -#define SRCONFIG_ACCUMDATA_SHIFT 22 -#define SRCONFIG_SRCLKLENGTH_SHIFT 12 -#define SRCONFIG_SENNENABLE_V1_SHIFT 5 -#define SRCONFIG_SENPENABLE_V1_SHIFT 3 -#define SRCONFIG_SENNENABLE_V2_SHIFT 1 -#define SRCONFIG_SENPENABLE_V2_SHIFT 0 -#define SRCONFIG_CLKCTRL_SHIFT 0 - -#define SRCONFIG_ACCUMDATA_MASK (0x3ff << 22) - -#define SRCONFIG_SRENABLE BIT(11) -#define SRCONFIG_SENENABLE BIT(10) -#define SRCONFIG_ERRGEN_EN BIT(9) -#define SRCONFIG_MINMAXAVG_EN BIT(8) -#define SRCONFIG_DELAYCTRL BIT(2) - -/* AVGWEIGHT */ -#define AVGWEIGHT_SENPAVGWEIGHT_SHIFT 2 -#define AVGWEIGHT_SENNAVGWEIGHT_SHIFT 0 - -/* NVALUERECIPROCAL */ -#define NVALUERECIPROCAL_SENPGAIN_SHIFT 20 -#define NVALUERECIPROCAL_SENNGAIN_SHIFT 16 -#define NVALUERECIPROCAL_RNSENP_SHIFT 8 -#define NVALUERECIPROCAL_RNSENN_SHIFT 0 - -/* ERRCONFIG */ -#define ERRCONFIG_ERRWEIGHT_SHIFT 16 -#define ERRCONFIG_ERRMAXLIMIT_SHIFT 8 -#define ERRCONFIG_ERRMINLIMIT_SHIFT 0 - -#define SR_ERRWEIGHT_MASK (0x07 << 16) -#define SR_ERRMAXLIMIT_MASK (0xff << 8) -#define SR_ERRMINLIMIT_MASK (0xff << 0) - -#define ERRCONFIG_VPBOUNDINTEN_V1 BIT(31) -#define ERRCONFIG_VPBOUNDINTST_V1 BIT(30) -#define ERRCONFIG_MCUACCUMINTEN BIT(29) -#define ERRCONFIG_MCUACCUMINTST BIT(28) -#define ERRCONFIG_MCUVALIDINTEN BIT(27) -#define ERRCONFIG_MCUVALIDINTST BIT(26) -#define ERRCONFIG_MCUBOUNDINTEN BIT(25) -#define ERRCONFIG_MCUBOUNDINTST BIT(24) -#define ERRCONFIG_MCUDISACKINTEN BIT(23) -#define ERRCONFIG_VPBOUNDINTST_V2 BIT(23) -#define ERRCONFIG_MCUDISACKINTST BIT(22) -#define ERRCONFIG_VPBOUNDINTEN_V2 BIT(22) - -#define ERRCONFIG_STATUS_V1_MASK (ERRCONFIG_VPBOUNDINTST_V1 | \ - ERRCONFIG_MCUACCUMINTST | \ - ERRCONFIG_MCUVALIDINTST | \ - ERRCONFIG_MCUBOUNDINTST | \ - ERRCONFIG_MCUDISACKINTST) -/* IRQSTATUS */ -#define IRQSTATUS_MCUACCUMINT BIT(3) -#define IRQSTATUS_MCVALIDINT BIT(2) -#define IRQSTATUS_MCBOUNDSINT BIT(1) -#define IRQSTATUS_MCUDISABLEACKINT BIT(0) - -/* IRQENABLE_SET and IRQENABLE_CLEAR */ -#define IRQENABLE_MCUACCUMINT BIT(3) -#define IRQENABLE_MCUVALIDINT BIT(2) -#define IRQENABLE_MCUBOUNDSINT BIT(1) -#define IRQENABLE_MCUDISABLEACKINT BIT(0) - -/* Common Bit values */ - -#define SRCLKLENGTH_12MHZ_SYSCLK 0x3c -#define SRCLKLENGTH_13MHZ_SYSCLK 0x41 -#define SRCLKLENGTH_19MHZ_SYSCLK 0x60 -#define SRCLKLENGTH_26MHZ_SYSCLK 0x82 -#define SRCLKLENGTH_38MHZ_SYSCLK 0xC0 - -/* - * 3430 specific values. Maybe these should be passed from board file or - * pmic structures. - */ -#define OMAP3430_SR_ACCUMDATA 0x1f4 - -#define OMAP3430_SR1_SENPAVGWEIGHT 0x03 -#define OMAP3430_SR1_SENNAVGWEIGHT 0x03 - -#define OMAP3430_SR2_SENPAVGWEIGHT 0x01 -#define OMAP3430_SR2_SENNAVGWEIGHT 0x01 - -#define OMAP3430_SR_ERRWEIGHT 0x04 -#define OMAP3430_SR_ERRMAXLIMIT 0x02 - -/** - * struct omap_sr_pmic_data - Strucutre to be populated by pmic code to pass - * pmic specific info to smartreflex driver - * - * @sr_pmic_init: API to initialize smartreflex on the PMIC side. - */ -struct omap_sr_pmic_data { - void (*sr_pmic_init) (void); -}; - -/** - * struct omap_smartreflex_dev_attr - Smartreflex Device attribute. - * - * @sensor_voltdm_name: Name of voltdomain of SR instance - */ -struct omap_smartreflex_dev_attr { - const char *sensor_voltdm_name; -}; - -#ifdef CONFIG_OMAP_SMARTREFLEX -/* - * The smart reflex driver supports CLASS1 CLASS2 and CLASS3 SR. - * The smartreflex class driver should pass the class type. - * Should be used to populate the class_type field of the - * omap_smartreflex_class_data structure. - */ -#define SR_CLASS1 0x1 -#define SR_CLASS2 0x2 -#define SR_CLASS3 0x3 - -/** - * struct omap_sr_class_data - Smartreflex class driver info - * - * @enable: API to enable a particular class smaartreflex. - * @disable: API to disable a particular class smartreflex. - * @configure: API to configure a particular class smartreflex. - * @notify: API to notify the class driver about an event in SR. - * Not needed for class3. - * @notify_flags: specify the events to be notified to the class driver - * @class_type: specify which smartreflex class. - * Can be used by the SR driver to take any class - * based decisions. - */ -struct omap_sr_class_data { - int (*enable)(struct voltagedomain *voltdm); - int (*disable)(struct voltagedomain *voltdm, int is_volt_reset); - int (*configure)(struct voltagedomain *voltdm); - int (*notify)(struct voltagedomain *voltdm, u32 status); - u8 notify_flags; - u8 class_type; -}; - -/** - * struct omap_sr_nvalue_table - Smartreflex n-target value info - * - * @efuse_offs: The offset of the efuse where n-target values are stored. - * @nvalue: The n-target value. - */ -struct omap_sr_nvalue_table { - u32 efuse_offs; - u32 nvalue; -}; - -/** - * struct omap_sr_data - Smartreflex platform data. - * - * @ip_type: Smartreflex IP type. - * @senp_mod: SENPENABLE value for the sr - * @senn_mod: SENNENABLE value for sr - * @nvalue_count: Number of distinct nvalues in the nvalue table - * @enable_on_init: whether this sr module needs to enabled at - * boot up or not. - * @nvalue_table: table containing the efuse offsets and nvalues - * corresponding to them. - * @voltdm: Pointer to the voltage domain associated with the SR - */ -struct omap_sr_data { - int ip_type; - u32 senp_mod; - u32 senn_mod; - int nvalue_count; - bool enable_on_init; - struct omap_sr_nvalue_table *nvalue_table; - struct voltagedomain *voltdm; -}; - -/* Smartreflex module enable/disable interface */ -void omap_sr_enable(struct voltagedomain *voltdm); -void omap_sr_disable(struct voltagedomain *voltdm); -void omap_sr_disable_reset_volt(struct voltagedomain *voltdm); - -/* API to register the pmic specific data with the smartreflex driver. */ -void omap_sr_register_pmic(struct omap_sr_pmic_data *pmic_data); - -/* Smartreflex driver hooks to be called from Smartreflex class driver */ -int sr_enable(struct voltagedomain *voltdm, unsigned long volt); -void sr_disable(struct voltagedomain *voltdm); -int sr_configure_errgen(struct voltagedomain *voltdm); -int sr_disable_errgen(struct voltagedomain *voltdm); -int sr_configure_minmax(struct voltagedomain *voltdm); - -/* API to register the smartreflex class driver with the smartreflex driver */ -int sr_register_class(struct omap_sr_class_data *class_data); -#else -static inline void omap_sr_enable(struct voltagedomain *voltdm) {} -static inline void omap_sr_disable(struct voltagedomain *voltdm) {} -static inline void omap_sr_disable_reset_volt( - struct voltagedomain *voltdm) {} -static inline void omap_sr_register_pmic( - struct omap_sr_pmic_data *pmic_data) {} -#endif -#endif |