deleted file mode 100644
@@ -1,1024 +0,0 @@
-/*
- * linux/arch/arm/mach-omap3/smartreflex.c
- *
- * OMAP34XX SmartReflex Voltage Control
- *
- * 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.
- */
-
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/sysfs.h>
-#include <linux/kobject.h>
-#include <linux/i2c/twl4030.h>
-#include <linux/io.h>
-
-#include <mach/omap34xx.h>
-#include <mach/control.h>
-#include <mach/clock.h>
-#include <mach/omap-pm.h>
-
-#include "prm.h"
-#include "smartreflex.h"
-#include "prm-regbits-34xx.h"
-
-#define MAX_TRIES 100
-
-struct omap_sr {
- int srid;
- int is_sr_reset;
- int is_autocomp_active;
- struct clk *clk;
- struct clk *vdd_opp_clk;
- u32 clk_length;
- u32 req_opp_no;
- u32 opp1_nvalue, opp2_nvalue, opp3_nvalue, opp4_nvalue;
- u32 opp5_nvalue;
- u32 senp_mod, senn_mod;
- void __iomem *srbase_addr;
- void __iomem *vpbase_addr;
-};
-
-#define SR_REGADDR(offs) (sr->srbase_addr + offset)
-
-static inline void sr_write_reg(struct omap_sr *sr, unsigned offset, u32 value)
-{
- __raw_writel(value, SR_REGADDR(offset));
-}
-
-static inline void sr_modify_reg(struct omap_sr *sr, unsigned offset, u32 mask,
- u32 value)
-{
- u32 reg_val;
-
- reg_val = __raw_readl(SR_REGADDR(offset));
- reg_val &= ~mask;
- reg_val |= value;
-
- __raw_writel(reg_val, SR_REGADDR(offset));
-}
-
-static inline u32 sr_read_reg(struct omap_sr *sr, unsigned offset)
-{
- return __raw_readl(SR_REGADDR(offset));
-}
-
-static int sr_clk_enable(struct omap_sr *sr)
-{
- if (clk_enable(sr->clk) != 0) {
- pr_err("Could not enable %s\n", sr->clk->name);
- return -1;
- }
-
- /* set fclk- active , iclk- idle */
- sr_modify_reg(sr, ERRCONFIG, SR_CLKACTIVITY_MASK,
- SR_CLKACTIVITY_IOFF_FON);
-
- return 0;
-}
-
-static void sr_clk_disable(struct omap_sr *sr)
-{
- /* set fclk, iclk- idle */
- sr_modify_reg(sr, ERRCONFIG, SR_CLKACTIVITY_MASK,
- SR_CLKACTIVITY_IOFF_FOFF);
-
- clk_disable(sr->clk);
- sr->is_sr_reset = 1;
-}
-
-static struct omap_sr sr1 = {
- .srid = SR1,
- .is_sr_reset = 1,
- .is_autocomp_active = 0,
- .clk_length = 0,
- .srbase_addr = OMAP2_L4_IO_ADDRESS(OMAP34XX_SR1_BASE),
-};
-
-static struct omap_sr sr2 = {
- .srid = SR2,
- .is_sr_reset = 1,
- .is_autocomp_active = 0,
- .clk_length = 0,
- .srbase_addr = OMAP2_L4_IO_ADDRESS(OMAP34XX_SR2_BASE),
-};
-
-static void cal_reciprocal(u32 sensor, u32 *sengain, u32 *rnsen)
-{
- u32 gn, rn, mul;
-
- for (gn = 0; gn < GAIN_MAXLIMIT; gn++) {
- mul = 1 << (gn + 8);
- rn = mul / sensor;
- if (rn < R_MAXLIMIT) {
- *sengain = gn;
- *rnsen = rn;
- }
- }
-}
-
-static u32 cal_test_nvalue(u32 sennval, u32 senpval)
-{
- u32 senpgain, senngain;
- u32 rnsenp, rnsenn;
-
- /* Calculating the gain and reciprocal of the SenN and SenP values */
- cal_reciprocal(senpval, &senpgain, &rnsenp);
- cal_reciprocal(sennval, &senngain, &rnsenn);
-
- return (senpgain << NVALUERECIPROCAL_SENPGAIN_SHIFT) |
- (senngain << NVALUERECIPROCAL_SENNGAIN_SHIFT) |
- (rnsenp << NVALUERECIPROCAL_RNSENP_SHIFT) |
- (rnsenn << NVALUERECIPROCAL_RNSENN_SHIFT);
-}
-
-/* determine the current OPP from the frequency
- * we need to give this function last element of OPP rate table
- * and the frequency
- */
-static u16 get_opp(struct omap_opp *opp_freq_table,
- unsigned long freq)
-{
- struct omap_opp *prcm_config;
-
- prcm_config = opp_freq_table;
-
- if (prcm_config->rate <= freq)
- return prcm_config->opp_id; /* Return the Highest OPP */
- for (; prcm_config->rate; prcm_config--)
- if (prcm_config->rate < freq)
- return (prcm_config+1)->opp_id;
- else if (prcm_config->rate == freq)
- return prcm_config->opp_id;
- /* Return the least OPP */
- return (prcm_config+1)->opp_id;
-}
-
-static u16 get_vdd1_opp(void)
-{
- u16 opp;
-
- if (sr1.vdd_opp_clk == NULL || IS_ERR(sr1.vdd_opp_clk) ||
- mpu_opps == NULL)
- return 0;
-
- opp = get_opp(mpu_opps + MAX_VDD1_OPP, sr1.vdd_opp_clk->rate);
- return opp;
-}
-
-static u16 get_vdd2_opp(void)
-{
- u16 opp;
-
- if (sr2.vdd_opp_clk == NULL || IS_ERR(sr2.vdd_opp_clk) ||
- l3_opps == NULL)
- return 0;
-
- opp = get_opp(l3_opps + MAX_VDD2_OPP, sr2.vdd_opp_clk->rate);
- return opp;
-}
-
-
-static void sr_set_clk_length(struct omap_sr *sr)
-{
- struct clk *sys_ck;
- u32 sys_clk_speed;
-
- sys_ck = clk_get(NULL, "sys_ck");
- sys_clk_speed = clk_get_rate(sys_ck);
- clk_put(sys_ck);
-
- switch (sys_clk_speed) {
- case 12000000:
- sr->clk_length = SRCLKLENGTH_12MHZ_SYSCLK;
- break;
- case 13000000:
- sr->clk_length = SRCLKLENGTH_13MHZ_SYSCLK;
- break;
- case 19200000:
- sr->clk_length = SRCLKLENGTH_19MHZ_SYSCLK;
- break;
- case 26000000:
- sr->clk_length = SRCLKLENGTH_26MHZ_SYSCLK;
- break;
- case 38400000:
- sr->clk_length = SRCLKLENGTH_38MHZ_SYSCLK;
- break;
- default:
- pr_err("Invalid sysclk value: %d\n", sys_clk_speed);
- break;
- }
-}
-
-static void sr_set_efuse_nvalues(struct omap_sr *sr)
-{
- if (sr->srid == SR1) {
- sr->senn_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) &
- OMAP343X_SR1_SENNENABLE_MASK) >>
- OMAP343X_SR1_SENNENABLE_SHIFT;
- sr->senp_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) &
- OMAP343X_SR1_SENPENABLE_MASK) >>
- OMAP343X_SR1_SENPENABLE_SHIFT;
-
- sr->opp5_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP5_VDD1);
- sr->opp4_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP4_VDD1);
- sr->opp3_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP3_VDD1);
- sr->opp2_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP2_VDD1);
- sr->opp1_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP1_VDD1);
- } else if (sr->srid == SR2) {
- sr->senn_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) &
- OMAP343X_SR2_SENNENABLE_MASK) >>
- OMAP343X_SR2_SENNENABLE_SHIFT;
-
- sr->senp_mod = (omap_ctrl_readl(OMAP343X_CONTROL_FUSE_SR) &
- OMAP343X_SR2_SENPENABLE_MASK) >>
- OMAP343X_SR2_SENPENABLE_SHIFT;
-
- sr->opp3_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP3_VDD2);
- sr->opp2_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP2_VDD2);
- sr->opp1_nvalue = omap_ctrl_readl(
- OMAP343X_CONTROL_FUSE_OPP1_VDD2);
- }
-}
-
-/* Hard coded nvalues for testing purposes, may cause device to hang! */
-static void sr_set_testing_nvalues(struct omap_sr *sr)
-{
- if (sr->srid == SR1) {
- sr->senp_mod = 0x03; /* SenN-M5 enabled */
- sr->senn_mod = 0x03;
-
- /* calculate nvalues for each opp */
- sr->opp5_nvalue = cal_test_nvalue(0xacd + 0x330, 0x848 + 0x330);
- sr->opp4_nvalue = cal_test_nvalue(0x964 + 0x2a0, 0x727 + 0x2a0);
- sr->opp3_nvalue = cal_test_nvalue(0x85b + 0x200, 0x655 + 0x200);
- sr->opp2_nvalue = cal_test_nvalue(0x506 + 0x1a0, 0x3be + 0x1a0);
- sr->opp1_nvalue = cal_test_nvalue(0x373 + 0x100, 0x28c + 0x100);
- } else if (sr->srid == SR2) {
- sr->senp_mod = 0x03;
- sr->senn_mod = 0x03;
-
- sr->opp3_nvalue = cal_test_nvalue(0x76f + 0x200, 0x579 + 0x200);
- sr->opp2_nvalue = cal_test_nvalue(0x4f5 + 0x1c0, 0x390 + 0x1c0);
- sr->opp1_nvalue = cal_test_nvalue(0x359, 0x25d);
- }
-
-}
-
-static void sr_set_nvalues(struct omap_sr *sr)
-{
- if (SR_TESTING_NVALUES)
- sr_set_testing_nvalues(sr);
- else
- sr_set_efuse_nvalues(sr);
-}
-
-static void sr_configure_vp(int srid)
-{
- u32 vpconfig;
- u32 vsel;
- u32 target_opp_no;
-
- if (srid == SR1) {
- target_opp_no = get_vdd1_opp();
- if (!target_opp_no)
- /* Assume Nominal OPP as current OPP unknown */
- vsel = mpu_opps[VDD1_OPP3].vsel;
- else
- vsel = mpu_opps[target_opp_no].vsel;
-
- vpconfig = PRM_VP1_CONFIG_ERROROFFSET |
- PRM_VP1_CONFIG_ERRORGAIN |
- PRM_VP1_CONFIG_TIMEOUTEN |
- vsel << OMAP3430_INITVOLTAGE_SHIFT;
-
- prm_write_mod_reg(vpconfig, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- prm_write_mod_reg(PRM_VP1_VSTEPMIN_SMPSWAITTIMEMIN |
- PRM_VP1_VSTEPMIN_VSTEPMIN,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_VSTEPMIN_OFFSET);
-
- prm_write_mod_reg(PRM_VP1_VSTEPMAX_SMPSWAITTIMEMAX |
- PRM_VP1_VSTEPMAX_VSTEPMAX,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_VSTEPMAX_OFFSET);
-
- prm_write_mod_reg(PRM_VP1_VLIMITTO_VDDMAX |
- PRM_VP1_VLIMITTO_VDDMIN |
- PRM_VP1_VLIMITTO_TIMEOUT,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_VLIMITTO_OFFSET);
-
- /* Trigger initVDD value copy to voltage processor */
- prm_set_mod_reg_bits(PRM_VP1_CONFIG_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
-
- /* Clear initVDD copy trigger bit */
- prm_clear_mod_reg_bits(PRM_VP1_CONFIG_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
-
- /* Force update of voltage */
- prm_set_mod_reg_bits(OMAP3430_FORCEUPDATE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- /* Clear force bit */
- prm_clear_mod_reg_bits(OMAP3430_FORCEUPDATE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
-
- } else if (srid == SR2) {
- target_opp_no = get_vdd2_opp();
- if (!target_opp_no)
- /* Assume Nominal OPP */
- vsel = l3_opps[VDD2_OPP3].vsel;
- else
- vsel = l3_opps[target_opp_no].vsel;
-
- vpconfig = PRM_VP2_CONFIG_ERROROFFSET |
- PRM_VP2_CONFIG_ERRORGAIN |
- PRM_VP2_CONFIG_TIMEOUTEN |
- vsel << OMAP3430_INITVOLTAGE_SHIFT;
-
- prm_write_mod_reg(vpconfig, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- prm_write_mod_reg(PRM_VP2_VSTEPMIN_SMPSWAITTIMEMIN |
- PRM_VP2_VSTEPMIN_VSTEPMIN,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_VSTEPMIN_OFFSET);
-
- prm_write_mod_reg(PRM_VP2_VSTEPMAX_SMPSWAITTIMEMAX |
- PRM_VP2_VSTEPMAX_VSTEPMAX,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_VSTEPMAX_OFFSET);
-
- prm_write_mod_reg(PRM_VP2_VLIMITTO_VDDMAX |
- PRM_VP2_VLIMITTO_VDDMIN |
- PRM_VP2_VLIMITTO_TIMEOUT,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_VLIMITTO_OFFSET);
-
- /* Trigger initVDD value copy to voltage processor */
- prm_set_mod_reg_bits(PRM_VP1_CONFIG_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
-
- /* Clear initVDD copy trigger bit */
- prm_clear_mod_reg_bits(PRM_VP1_CONFIG_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
-
- /* Force update of voltage */
- prm_set_mod_reg_bits(OMAP3430_FORCEUPDATE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- /* Clear force bit */
- prm_clear_mod_reg_bits(OMAP3430_FORCEUPDATE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
-
- }
-}
-
-static void sr_configure(struct omap_sr *sr)
-{
- u32 sr_config;
- u32 senp_en , senn_en;
-
- if (sr->clk_length == 0)
- sr_set_clk_length(sr);
-
- senp_en = sr->senp_mod;
- senn_en = sr->senn_mod;
- if (sr->srid == SR1) {
- sr_config = SR1_SRCONFIG_ACCUMDATA |
- (sr->clk_length << SRCONFIG_SRCLKLENGTH_SHIFT) |
- SRCONFIG_SENENABLE | SRCONFIG_ERRGEN_EN |
- SRCONFIG_MINMAXAVG_EN |
- (senn_en << SRCONFIG_SENNENABLE_SHIFT) |
- (senp_en << SRCONFIG_SENPENABLE_SHIFT) |
- SRCONFIG_DELAYCTRL;
-
- sr_write_reg(sr, SRCONFIG, sr_config);
- sr_write_reg(sr, AVGWEIGHT, SR1_AVGWEIGHT_SENPAVGWEIGHT |
- SR1_AVGWEIGHT_SENNAVGWEIGHT);
-
- sr_modify_reg(sr, ERRCONFIG, (SR_ERRWEIGHT_MASK |
- SR_ERRMAXLIMIT_MASK | SR_ERRMINLIMIT_MASK),
- (SR1_ERRWEIGHT | SR1_ERRMAXLIMIT | SR1_ERRMINLIMIT));
-
- } else if (sr->srid == SR2) {
- sr_config = SR2_SRCONFIG_ACCUMDATA |
- (sr->clk_length << SRCONFIG_SRCLKLENGTH_SHIFT) |
- SRCONFIG_SENENABLE | SRCONFIG_ERRGEN_EN |
- SRCONFIG_MINMAXAVG_EN |
- (senn_en << SRCONFIG_SENNENABLE_SHIFT) |
- (senp_en << SRCONFIG_SENPENABLE_SHIFT) |
- SRCONFIG_DELAYCTRL;
-
- sr_write_reg(sr, SRCONFIG, sr_config);
- sr_write_reg(sr, AVGWEIGHT, SR2_AVGWEIGHT_SENPAVGWEIGHT |
- SR2_AVGWEIGHT_SENNAVGWEIGHT);
- sr_modify_reg(sr, ERRCONFIG, (SR_ERRWEIGHT_MASK |
- SR_ERRMAXLIMIT_MASK | SR_ERRMINLIMIT_MASK),
- (SR2_ERRWEIGHT | SR2_ERRMAXLIMIT | SR2_ERRMINLIMIT));
-
- }
- sr->is_sr_reset = 0;
-}
-
-static int sr_reset_voltage(int srid)
-{
- u32 target_opp_no, vsel = 0;
- u32 reg_addr = 0;
- u32 loop_cnt = 0, retries_cnt = 0;
- u32 vc_bypass_value;
- u32 t2_smps_steps = 0;
- u32 t2_smps_delay = 0;
- u32 prm_vp1_voltage, prm_vp2_voltage;
-
- if (srid == SR1) {
- target_opp_no = get_vdd1_opp();
- if (!target_opp_no) {
- pr_info("Current OPP unknown: Cannot reset voltage\n");
- return 1;
- }
- vsel = mpu_opps[target_opp_no].vsel;
- reg_addr = R_VDD1_SR_CONTROL;
- prm_vp1_voltage = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_VOLTAGE_OFFSET);
- t2_smps_steps = abs(vsel - prm_vp1_voltage);
- } else if (srid == SR2) {
- target_opp_no = get_vdd2_opp();
- if (!target_opp_no) {
- pr_info("Current OPP unknown: Cannot reset voltage\n");
- return 1;
- }
- vsel = l3_opps[target_opp_no].vsel;
- reg_addr = R_VDD2_SR_CONTROL;
- prm_vp2_voltage = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_VOLTAGE_OFFSET);
- t2_smps_steps = abs(vsel - prm_vp2_voltage);
- }
-
- vc_bypass_value = (vsel << OMAP3430_DATA_SHIFT) |
- (reg_addr << OMAP3430_REGADDR_SHIFT) |
- (R_SRI2C_SLAVE_ADDR << OMAP3430_SLAVEADDR_SHIFT);
-
- prm_write_mod_reg(vc_bypass_value, OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
-
- vc_bypass_value = prm_set_mod_reg_bits(OMAP3430_VALID, OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
-
- while ((vc_bypass_value & OMAP3430_VALID) != 0x0) {
- loop_cnt++;
- if (retries_cnt > 10) {
- pr_info("Loop count exceeded in check SR I2C"
- "write\n");
- return 1;
- }
- if (loop_cnt > 50) {
- retries_cnt++;
- loop_cnt = 0;
- udelay(10);
- }
- vc_bypass_value = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
- }
-
- /*
- * T2 SMPS slew rate (min) 4mV/uS, step size 12.5mV,
- * 2us added as buffer.
- */
- t2_smps_delay = ((t2_smps_steps * 125) / 40) + 2;
- udelay(t2_smps_delay);
-
- return 0;
-}
-
-static int sr_enable(struct omap_sr *sr, u32 target_opp_no)
-{
- u32 nvalue_reciprocal, v;
-
- if (!(mpu_opps && l3_opps)) {
- pr_notice("VSEL values not found\n");
- return false;
- }
-
- sr->req_opp_no = target_opp_no;
-
- if (sr->srid == SR1) {
- switch (target_opp_no) {
- case 5:
- nvalue_reciprocal = sr->opp5_nvalue;
- break;
- case 4:
- nvalue_reciprocal = sr->opp4_nvalue;
- break;
- case 3:
- nvalue_reciprocal = sr->opp3_nvalue;
- break;
- case 2:
- nvalue_reciprocal = sr->opp2_nvalue;
- break;
- case 1:
- nvalue_reciprocal = sr->opp1_nvalue;
- break;
- default:
- nvalue_reciprocal = sr->opp3_nvalue;
- break;
- }
- } else {
- switch (target_opp_no) {
- case 3:
- nvalue_reciprocal = sr->opp3_nvalue;
- break;
- case 2:
- nvalue_reciprocal = sr->opp2_nvalue;
- break;
- case 1:
- nvalue_reciprocal = sr->opp1_nvalue;
- break;
- default:
- nvalue_reciprocal = sr->opp3_nvalue;
- break;
- }
- }
-
- if (nvalue_reciprocal == 0) {
- pr_notice("OPP%d doesn't support SmartReflex\n",
- target_opp_no);
- return false;
- }
-
- sr_write_reg(sr, NVALUERECIPROCAL, nvalue_reciprocal);
-
- /* Enable the interrupt */
- sr_modify_reg(sr, ERRCONFIG,
- (ERRCONFIG_VPBOUNDINTEN | ERRCONFIG_VPBOUNDINTST),
- (ERRCONFIG_VPBOUNDINTEN | ERRCONFIG_VPBOUNDINTST));
-
- if (sr->srid == SR1) {
- /* set/latch init voltage */
- v = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- v &= ~(OMAP3430_INITVOLTAGE_MASK | OMAP3430_INITVDD);
- v |= mpu_opps[target_opp_no].vsel <<
- OMAP3430_INITVOLTAGE_SHIFT;
- prm_write_mod_reg(v, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- /* write1 to latch */
- prm_set_mod_reg_bits(OMAP3430_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- /* write2 clear */
- prm_clear_mod_reg_bits(OMAP3430_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- /* Enable VP1 */
- prm_set_mod_reg_bits(PRM_VP1_CONFIG_VPENABLE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- } else if (sr->srid == SR2) {
- /* set/latch init voltage */
- v = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- v &= ~(OMAP3430_INITVOLTAGE_MASK | OMAP3430_INITVDD);
- v |= l3_opps[target_opp_no].vsel <<
- OMAP3430_INITVOLTAGE_SHIFT;
- prm_write_mod_reg(v, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- /* write1 to latch */
- prm_set_mod_reg_bits(OMAP3430_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- /* write2 clear */
- prm_clear_mod_reg_bits(OMAP3430_INITVDD, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- /* Enable VP2 */
- prm_set_mod_reg_bits(PRM_VP2_CONFIG_VPENABLE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- }
-
- /* SRCONFIG - enable SR */
- sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE, SRCONFIG_SRENABLE);
- return true;
-}
-
-static void sr_disable(struct omap_sr *sr)
-{
- u32 i = 0;
-
- sr->is_sr_reset = 1;
-
- /* SRCONFIG - disable SR */
- sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE, ~SRCONFIG_SRENABLE);
-
- if (sr->srid == SR1) {
- /* Wait for VP idle before disabling VP */
- while ((!prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_STATUS_OFFSET))
- && i++ < MAX_TRIES)
- udelay(1);
-
- if (i >= MAX_TRIES)
- pr_warning("VP1 not idle, still going ahead with \
- VP1 disable\n");
-
- /* Disable VP1 */
- prm_clear_mod_reg_bits(PRM_VP1_CONFIG_VPENABLE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
-
- } else if (sr->srid == SR2) {
- /* Wait for VP idle before disabling VP */
- while ((!prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_STATUS_OFFSET))
- && i++ < MAX_TRIES)
- udelay(1);
-
- if (i >= MAX_TRIES)
- pr_warning("VP2 not idle, still going ahead with \
- VP2 disable\n");
-
- /* Disable VP2 */
- prm_clear_mod_reg_bits(PRM_VP2_CONFIG_VPENABLE, OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- }
-}
-
-
-void sr_start_vddautocomap(int srid, u32 target_opp_no)
-{
- struct omap_sr *sr = NULL;
-
- if (srid == SR1)
- sr = &sr1;
- else if (srid == SR2)
- sr = &sr2;
- else
- return;
-
- if (sr->is_sr_reset == 1) {
- sr_clk_enable(sr);
- sr_configure(sr);
- }
-
- if (sr->is_autocomp_active == 1)
- pr_warning("SR%d: VDD autocomp is already active\n",
- srid);
-
- sr->is_autocomp_active = 1;
- if (!sr_enable(sr, target_opp_no)) {
- pr_warning("SR%d: VDD autocomp not activated\n", srid);
- sr->is_autocomp_active = 0;
- if (sr->is_sr_reset == 1)
- sr_clk_disable(sr);
- }
-}
-EXPORT_SYMBOL(sr_start_vddautocomap);
-
-int sr_stop_vddautocomap(int srid)
-{
- struct omap_sr *sr = NULL;
-
- if (srid == SR1)
- sr = &sr1;
- else if (srid == SR2)
- sr = &sr2;
- else
- return -EINVAL;
-
- if (sr->is_autocomp_active == 1) {
- sr_disable(sr);
- sr_clk_disable(sr);
- sr->is_autocomp_active = 0;
- /* Reset the volatage for current OPP */
- sr_reset_voltage(srid);
- return true;
- } else {
- pr_warning("SR%d: VDD autocomp is not active\n",
- srid);
- return false;
- }
-
-}
-EXPORT_SYMBOL(sr_stop_vddautocomap);
-
-void enable_smartreflex(int srid)
-{
- u32 target_opp_no = 0;
- struct omap_sr *sr = NULL;
-
- if (srid == SR1)
- sr = &sr1;
- else if (srid == SR2)
- sr = &sr2;
- else
- return;
-
- if (sr->is_autocomp_active == 1) {
- if (sr->is_sr_reset == 1) {
- /* Enable SR clks */
- sr_clk_enable(sr);
-
- if (srid == SR1)
- target_opp_no = get_vdd1_opp();
- else if (srid == SR2)
- target_opp_no = get_vdd2_opp();
-
- if (!target_opp_no) {
- pr_info("Current OPP unknown \
- Cannot configure SR\n");
- }
-
- sr_configure(sr);
-
- if (!sr_enable(sr, target_opp_no))
- sr_clk_disable(sr);
- }
- }
-}
-
-void disable_smartreflex(int srid)
-{
- u32 i = 0;
-
- struct omap_sr *sr = NULL;
-
- if (srid == SR1)
- sr = &sr1;
- else if (srid == SR2)
- sr = &sr2;
- else
- return;
-
- if (sr->is_autocomp_active == 1) {
- if (sr->is_sr_reset == 0) {
-
- sr->is_sr_reset = 1;
- /* SRCONFIG - disable SR */
- sr_modify_reg(sr, SRCONFIG, SRCONFIG_SRENABLE,
- ~SRCONFIG_SRENABLE);
-
- /* Disable SR clk */
- sr_clk_disable(sr);
- if (sr->srid == SR1) {
- /* Wait for VP idle before disabling VP */
- while ((!prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_STATUS_OFFSET))
- && i++ < MAX_TRIES)
- udelay(1);
-
- if (i >= MAX_TRIES)
- pr_warning("VP1 not idle, still going \
- ahead with VP1 disable\n");
-
- /* Disable VP1 */
- prm_clear_mod_reg_bits(PRM_VP1_CONFIG_VPENABLE,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP1_CONFIG_OFFSET);
- } else if (sr->srid == SR2) {
- /* Wait for VP idle before disabling VP */
- while ((!prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_STATUS_OFFSET))
- && i++ < MAX_TRIES)
- udelay(1);
-
- if (i >= MAX_TRIES)
- pr_warning("VP2 not idle, still going \
- ahead with VP2 disable\n");
-
- /* Disable VP2 */
- prm_clear_mod_reg_bits(PRM_VP2_CONFIG_VPENABLE,
- OMAP3430_GR_MOD,
- OMAP3_PRM_VP2_CONFIG_OFFSET);
- }
- /* Reset the volatage for current OPP */
- sr_reset_voltage(srid);
- }
- }
-}
-
-/* Voltage Scaling using SR VCBYPASS */
-int sr_voltagescale_vcbypass(u32 target_opp, u32 current_opp,
- u8 target_vsel, u8 current_vsel)
-{
- int sr_status = 0;
- u32 vdd, target_opp_no, current_opp_no;
- u32 vc_bypass_value;
- u32 reg_addr = 0;
- u32 loop_cnt = 0, retries_cnt = 0;
- u32 t2_smps_steps = 0;
- u32 t2_smps_delay = 0;
-
- vdd = get_vdd(target_opp);
- target_opp_no = get_opp_no(target_opp);
- current_opp_no = get_opp_no(current_opp);
-
- if (vdd == VDD1_OPP) {
- sr_status = sr_stop_vddautocomap(SR1);
- t2_smps_steps = abs(target_vsel - current_vsel);
-
- prm_rmw_mod_reg_bits(OMAP3430_VC_CMD_ON_MASK,
- (target_vsel << OMAP3430_VC_CMD_ON_SHIFT),
- OMAP3430_GR_MOD,
- OMAP3_PRM_VC_CMD_VAL_0_OFFSET);
- reg_addr = R_VDD1_SR_CONTROL;
-
- } else if (vdd == VDD2_OPP) {
- sr_status = sr_stop_vddautocomap(SR2);
- t2_smps_steps = abs(target_vsel - current_vsel);
-
- prm_rmw_mod_reg_bits(OMAP3430_VC_CMD_ON_MASK,
- (target_vsel << OMAP3430_VC_CMD_ON_SHIFT),
- OMAP3430_GR_MOD,
- OMAP3_PRM_VC_CMD_VAL_1_OFFSET);
- reg_addr = R_VDD2_SR_CONTROL;
- }
-
- vc_bypass_value = (target_vsel << OMAP3430_DATA_SHIFT) |
- (reg_addr << OMAP3430_REGADDR_SHIFT) |
- (R_SRI2C_SLAVE_ADDR << OMAP3430_SLAVEADDR_SHIFT);
-
- prm_write_mod_reg(vc_bypass_value, OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
-
- vc_bypass_value = prm_set_mod_reg_bits(OMAP3430_VALID, OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
-
- while ((vc_bypass_value & OMAP3430_VALID) != 0x0) {
- loop_cnt++;
- if (retries_cnt > 10) {
- pr_info("Loop count exceeded in check SR I2C"
- "write\n");
- return 1;
- }
- if (loop_cnt > 50) {
- retries_cnt++;
- loop_cnt = 0;
- udelay(10);
- }
- vc_bypass_value = prm_read_mod_reg(OMAP3430_GR_MOD,
- OMAP3_PRM_VC_BYPASS_VAL_OFFSET);
- }
-
- /*
- * T2 SMPS slew rate (min) 4mV/uS, step size 12.5mV,
- * 2us added as buffer.
- */
- t2_smps_delay = ((t2_smps_steps * 125) / 40) + 2;
- udelay(t2_smps_delay);
-
- if (sr_status) {
- if (vdd == VDD1_OPP)
- sr_start_vddautocomap(SR1, target_opp_no);
- else if (vdd == VDD2_OPP)
- sr_start_vddautocomap(SR2, target_opp_no);
- }
-
- return 0;
-}
-
-/* Sysfs interface to select SR VDD1 auto compensation */
-static ssize_t omap_sr_vdd1_autocomp_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
-{
- return sprintf(buf, "%d\n", sr1.is_autocomp_active);
-}
-
-static ssize_t omap_sr_vdd1_autocomp_store(struct kobject *kobj,
- struct kobj_attribute *attr,
- const char *buf, size_t n)
-{
- unsigned short value;
-
- if (sscanf(buf, "%hu", &value) != 1 || (value > 1)) {
- pr_err("sr_vdd1_autocomp: Invalid value\n");
- return -EINVAL;
- }
-
- if (value == 0) {
- sr_stop_vddautocomap(SR1);
- } else {
- u32 current_vdd1opp_no = get_vdd1_opp();
- if (!current_vdd1opp_no) {
- pr_err("sr_vdd1_autocomp: Current VDD1 opp unknown\n");
- return -EINVAL;
- }
- sr_start_vddautocomap(SR1, current_vdd1opp_no);
- }
- return n;
-}
-
-static struct kobj_attribute sr_vdd1_autocomp = {
- .attr = {
- .name = __stringify(sr_vdd1_autocomp),
- .mode = 0644,
- },
- .show = omap_sr_vdd1_autocomp_show,
- .store = omap_sr_vdd1_autocomp_store,
-};
-
-/* Sysfs interface to select SR VDD2 auto compensation */
-static ssize_t omap_sr_vdd2_autocomp_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
-{
- return sprintf(buf, "%d\n", sr2.is_autocomp_active);
-}
-
-static ssize_t omap_sr_vdd2_autocomp_store(struct kobject *kobj,
- struct kobj_attribute *attr,
- const char *buf, size_t n)
-{
- unsigned short value;
-
- if (sscanf(buf, "%hu", &value) != 1 || (value > 1)) {
- pr_err("sr_vdd2_autocomp: Invalid value\n");
- return -EINVAL;
- }
-
- if (value == 0) {
- sr_stop_vddautocomap(SR2);
- } else {
- u32 current_vdd2opp_no = get_vdd2_opp();
- if (!current_vdd2opp_no) {
- pr_err("sr_vdd2_autocomp: Current VDD2 opp unknown\n");
- return -EINVAL;
- }
- sr_start_vddautocomap(SR2, current_vdd2opp_no);
- }
- return n;
-}
-
-static struct kobj_attribute sr_vdd2_autocomp = {
- .attr = {
- .name = __stringify(sr_vdd2_autocomp),
- .mode = 0644,
- },
- .show = omap_sr_vdd2_autocomp_show,
- .store = omap_sr_vdd2_autocomp_store,
-};
-
-
-
-static int __init omap3_sr_init(void)
-{
- int ret = 0;
- u8 RdReg;
-
- /* Exit if OPP tables are not defined */
- if (!(mpu_opps && l3_opps)) {
- pr_err("SR: OPP rate tables not defined for platform, not enabling SmartReflex\n");
- return -ENODEV;
- }
-
- /* Enable SR on T2 */
- ret = twl4030_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &RdReg,
- R_DCDC_GLOBAL_CFG);
-
- RdReg |= DCDC_GLOBAL_CFG_ENABLE_SRFLX;
- ret |= twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, RdReg,
- R_DCDC_GLOBAL_CFG);
-
- if (cpu_is_omap34xx()) {
- sr1.clk = clk_get(NULL, "sr1_fck");
- sr2.clk = clk_get(NULL, "sr2_fck");
- }
- sr1.vdd_opp_clk = clk_get(NULL, "dpll1_ck");
- sr2.vdd_opp_clk = clk_get(NULL, "l3_ick");
- sr_set_clk_length(&sr1);
- sr_set_clk_length(&sr2);
-
- /* Call the VPConfig, VCConfig, set N Values. */
- sr_set_nvalues(&sr1);
- sr_configure_vp(SR1);
-
- sr_set_nvalues(&sr2);
- sr_configure_vp(SR2);
-
- pr_info("SmartReflex driver initialized\n");
-
- ret = sysfs_create_file(power_kobj, &sr_vdd1_autocomp.attr);
- if (ret)
- pr_err("sysfs_create_file failed: %d\n", ret);
-
- ret = sysfs_create_file(power_kobj, &sr_vdd2_autocomp.attr);
- if (ret)
- pr_err("sysfs_create_file failed: %d\n", ret);
-
- return 0;
-}
-
-late_initcall(omap3_sr_init);
deleted file mode 100644
@@ -1,256 +0,0 @@
-#ifndef __ARCH_ARM_MACH_OMAP3_SMARTREFLEX_H
-#define __ARCH_ARM_MACH_OMAP3_SMARTREFLEX_H
-/*
- * linux/arch/arm/mach-omap2/smartreflex.h
- *
- * 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.
- */
-
-#define PHY_TO_OFF_PM_MASTER(p) (p - 0x36)
-#define PHY_TO_OFF_PM_RECIEVER(p) (p - 0x5b)
-#define PHY_TO_OFF_PM_INT(p) (p - 0x2e)
-
-/* 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 0x20
-#define ERRCONFIG 0x24
-
-/* SR Modules */
-#define SR1 1
-#define SR2 2
-
-#define SR_FAIL 1
-#define SR_PASS 0
-
-#define SR_TRUE 1
-#define SR_FALSE 0
-
-#define GAIN_MAXLIMIT 16
-#define R_MAXLIMIT 256
-
-#define SR1_CLK_ENABLE BIT(6)
-#define SR2_CLK_ENABLE BIT(7)
-
-/* PRM_VP1_CONFIG */
-#define PRM_VP1_CONFIG_ERROROFFSET (0x00 << 24)
-#define PRM_VP1_CONFIG_ERRORGAIN (0x20 << 16)
-
-#define PRM_VP1_CONFIG_INITVOLTAGE (0x30 << 8) /* 1.2 volt */
-#define PRM_VP1_CONFIG_TIMEOUTEN BIT(3)
-#define PRM_VP1_CONFIG_INITVDD BIT(2)
-#define PRM_VP1_CONFIG_FORCEUPDATE BIT(1)
-#define PRM_VP1_CONFIG_VPENABLE BIT(0)
-
-/* PRM_VP1_VSTEPMIN */
-#define PRM_VP1_VSTEPMIN_SMPSWAITTIMEMIN (0x01F4 << 8)
-#define PRM_VP1_VSTEPMIN_VSTEPMIN BIT(0)
-
-/* PRM_VP1_VSTEPMAX */
-#define PRM_VP1_VSTEPMAX_SMPSWAITTIMEMAX (0x01F4 << 8)
-#define PRM_VP1_VSTEPMAX_VSTEPMAX (0x04 << 0)
-
-/* PRM_VP1_VLIMITTO */
-#define PRM_VP1_VLIMITTO_VDDMAX (0x3C << 24)
-#define PRM_VP1_VLIMITTO_VDDMIN (0x0 << 16)
-#define PRM_VP1_VLIMITTO_TIMEOUT (0xFFFF << 0)
-
-/* PRM_VP2_CONFIG */
-#define PRM_VP2_CONFIG_ERROROFFSET (0x00 << 24)
-#define PRM_VP2_CONFIG_ERRORGAIN (0x20 << 16)
-
-#define PRM_VP2_CONFIG_INITVOLTAGE (0x30 << 8) /* 1.2 volt */
-#define PRM_VP2_CONFIG_TIMEOUTEN BIT(3)
-#define PRM_VP2_CONFIG_INITVDD BIT(2)
-#define PRM_VP2_CONFIG_FORCEUPDATE BIT(1)
-#define PRM_VP2_CONFIG_VPENABLE BIT(0)
-
-/* PRM_VP2_VSTEPMIN */
-#define PRM_VP2_VSTEPMIN_SMPSWAITTIMEMIN (0x01F4 << 8)
-#define PRM_VP2_VSTEPMIN_VSTEPMIN BIT(0)
-
-/* PRM_VP2_VSTEPMAX */
-#define PRM_VP2_VSTEPMAX_SMPSWAITTIMEMAX (0x01F4 << 8)
-#define PRM_VP2_VSTEPMAX_VSTEPMAX (0x04 << 0)
-
-/* PRM_VP2_VLIMITTO */
-#define PRM_VP2_VLIMITTO_VDDMAX (0x2C << 24)
-#define PRM_VP2_VLIMITTO_VDDMIN (0x0 << 16)
-#define PRM_VP2_VLIMITTO_TIMEOUT (0xFFFF << 0)
-
-/* SRCONFIG */
-#define SR1_SRCONFIG_ACCUMDATA (0x1F4 << 22)
-#define SR2_SRCONFIG_ACCUMDATA (0x1F4 << 22)
-
-#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
-
-#define SRCONFIG_SRCLKLENGTH_SHIFT 12
-#define SRCONFIG_SENNENABLE_SHIFT 5
-#define SRCONFIG_SENPENABLE_SHIFT 3
-
-#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)
-#define SRCONFIG_CLKCTRL (0x00 << 0)
-
-/* AVGWEIGHT */
-#define SR1_AVGWEIGHT_SENPAVGWEIGHT (0x03 << 2)
-#define SR1_AVGWEIGHT_SENNAVGWEIGHT (0x03 << 0)
-
-#define SR2_AVGWEIGHT_SENPAVGWEIGHT BIT(2)
-#define SR2_AVGWEIGHT_SENNAVGWEIGHT BIT(0)
-
-/* NVALUERECIPROCAL */
-#define NVALUERECIPROCAL_SENPGAIN_SHIFT 20
-#define NVALUERECIPROCAL_SENNGAIN_SHIFT 16
-#define NVALUERECIPROCAL_RNSENP_SHIFT 8
-#define NVALUERECIPROCAL_RNSENN_SHIFT 0
-
-/* ERRCONFIG */
-#define SR_CLKACTIVITY_MASK (0x03 << 20)
-#define SR_ERRWEIGHT_MASK (0x07 << 16)
-#define SR_ERRMAXLIMIT_MASK (0xFF << 8)
-#define SR_ERRMINLIMIT_MASK (0xFF << 0)
-
-#define SR_CLKACTIVITY_IOFF_FOFF (0x00 << 20)
-#define SR_CLKACTIVITY_IOFF_FON (0x02 << 20)
-
-#define ERRCONFIG_VPBOUNDINTEN BIT(31)
-#define ERRCONFIG_VPBOUNDINTST BIT(30)
-
-#define SR1_ERRWEIGHT (0x07 << 16)
-#define SR1_ERRMAXLIMIT (0x02 << 8)
-#define SR1_ERRMINLIMIT (0xFA << 0)
-
-#define SR2_ERRWEIGHT (0x07 << 16)
-#define SR2_ERRMAXLIMIT (0x02 << 8)
-#define SR2_ERRMINLIMIT (0xF9 << 0)
-
-/* T2 SMART REFLEX */
-#define R_SRI2C_SLAVE_ADDR 0x12
-#define R_VDD1_SR_CONTROL 0x00
-#define R_VDD2_SR_CONTROL 0x01
-#define T2_SMPS_UPDATE_DELAY 360 /* In uSec */
-
-/* Vmode control */
-#define R_DCDC_GLOBAL_CFG PHY_TO_OFF_PM_RECIEVER(0x61)
-
-#define R_VDD1_VSEL PHY_TO_OFF_PM_RECIEVER(0xb9)
-#define R_VDD1_VMODE_CFG PHY_TO_OFF_PM_RECIEVER(0xba)
-#define R_VDD1_VFLOOR PHY_TO_OFF_PM_RECIEVER(0xbb)
-#define R_VDD1_VROOF PHY_TO_OFF_PM_RECIEVER(0xbc)
-#define R_VDD1_STEP PHY_TO_OFF_PM_RECIEVER(0xbd)
-
-#define R_VDD2_VSEL PHY_TO_OFF_PM_RECIEVER(0xc7)
-#define R_VDD2_VMODE_CFG PHY_TO_OFF_PM_RECIEVER(0xc8)
-#define R_VDD2_VFLOOR PHY_TO_OFF_PM_RECIEVER(0xc9)
-#define R_VDD2_VROOF PHY_TO_OFF_PM_RECIEVER(0xca)
-#define R_VDD2_STEP PHY_TO_OFF_PM_RECIEVER(0xcb)
-
-/* R_DCDC_GLOBAL_CFG register, SMARTREFLEX_ENABLE values */
-#define DCDC_GLOBAL_CFG_ENABLE_SRFLX 0x08
-
-#define PRCM_MAX_SYSC_REGS 30
-
-/*
- * XXX: These should be removed/moved from here once we have a working DVFS
- * implementation in place
- */
-#define AT_3430 1 /*3430 ES 1.0 */
-#define AT_3430_ES2 2 /*3430 ES 2.0 */
-
-#define ID_OPP 0xE2 /*OPP*/
-
-/* DEVICE ID/DPLL ID/CLOCK ID: bits 28-31 for OMAP type */
-#define OMAP_TYPE_SHIFT 28
-#define OMAP_TYPE_MASK 0xF
-/* OPP ID: bits: 0-4 for OPP number */
-#define OPP_NO_POS 0
-#define OPP_NO_MASK 0x1F
-/* OPP ID: bits: 5-6 for VDD */
-#define VDD_NO_POS 5
-#define VDD_NO_MASK 0x3
-/* Other IDs: bits 20-27 for ID type */
-/* These IDs have bits 25,26,27 as 1 */
-#define OTHER_ID_TYPE_SHIFT 20
-#define OTHER_ID_TYPE_MASK 0xFF
-
-#define OTHER_ID_TYPE(X) ((X & OTHER_ID_TYPE_MASK) << OTHER_ID_TYPE_SHIFT)
-#define ID_OPP_NO(X) ((X & OPP_NO_MASK) << OPP_NO_POS)
-#define ID_VDD(X) ((X & VDD_NO_MASK) << VDD_NO_POS)
-#define OMAP(X) ((X >> OMAP_TYPE_SHIFT) & OMAP_TYPE_MASK)
-#define get_opp_no(X) ((X >> OPP_NO_POS) & OPP_NO_MASK)
-#define get_vdd(X) ((X >> VDD_NO_POS) & VDD_NO_MASK)
-
-/* VDD1 OPPs */
-#define PRCM_VDD1_OPP1 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD1) | ID_OPP_NO(0x1))
-#define PRCM_VDD1_OPP2 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD1) | ID_OPP_NO(0x2))
-#define PRCM_VDD1_OPP3 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD1) | ID_OPP_NO(0x3))
-#define PRCM_VDD1_OPP4 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD1) | ID_OPP_NO(0x4))
-#define PRCM_VDD1_OPP5 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD1) | ID_OPP_NO(0x5))
-#define PRCM_NO_VDD1_OPPS 5
-
-
-/* VDD2 OPPs */
-#define PRCM_VDD2_OPP1 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD2) | ID_OPP_NO(0x1))
-#define PRCM_VDD2_OPP2 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD2) | ID_OPP_NO(0x2))
-#define PRCM_VDD2_OPP3 (OMAP(AT_3430_ES2) | OTHER_ID_TYPE(ID_OPP) | \
- ID_VDD(PRCM_VDD2) | ID_OPP_NO(0x3))
-#define PRCM_NO_VDD2_OPPS 3
-/* XXX: end remove/move */
-
-/* XXX: find more appropriate place for these once DVFS is in place */
-extern u32 current_vdd1_opp;
-extern u32 current_vdd2_opp;
-
-#ifdef CONFIG_OMAP_SMARTREFLEX_TESTING
-#define SR_TESTING_NVALUES 1
-#else
-#define SR_TESTING_NVALUES 0
-#endif
-
-/*
- * Smartreflex module enable/disable interface.
- * NOTE: if smartreflex is not enabled from sysfs, these functions will not
- * do anything.
- */
-#ifdef CONFIG_OMAP_SMARTREFLEX
-void enable_smartreflex(int srid);
-void disable_smartreflex(int srid);
-int sr_voltagescale_vcbypass(u32 t_opp, u32 c_opp, u8 t_vsel, u8 c_vsel);
-void sr_start_vddautocomap(int srid, u32 target_opp_no);
-int sr_stop_vddautocomap(int srid);
-#else
-static inline void enable_smartreflex(int srid) {}
-static inline void disable_smartreflex(int srid) {}
-#endif
-
-#endif