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115 lines
3.7 KiB
115 lines
3.7 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* OMAP4 Voltage Controller (VC) data |
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* |
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* Copyright (C) 2007, 2010 Texas Instruments, Inc. |
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* Rajendra Nayak <[email protected]> |
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* Lesly A M <[email protected]> |
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* Thara Gopinath <[email protected]> |
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* |
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* Copyright (C) 2008, 2011 Nokia Corporation |
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* Kalle Jokiniemi |
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* Paul Walmsley |
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*/ |
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#include <linux/io.h> |
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#include <linux/err.h> |
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#include <linux/init.h> |
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#include "common.h" |
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#include "prm44xx.h" |
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#include "prm-regbits-44xx.h" |
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#include "voltage.h" |
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#include "vc.h" |
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/* |
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* VC data common to 44xx chips |
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* XXX This stuff presumably belongs in the vc3xxx.c or vc.c file. |
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*/ |
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static const struct omap_vc_common omap4_vc_common = { |
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.bypass_val_reg = OMAP4_PRM_VC_VAL_BYPASS_OFFSET, |
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.data_shift = OMAP4430_DATA_SHIFT, |
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.slaveaddr_shift = OMAP4430_SLAVEADDR_SHIFT, |
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.regaddr_shift = OMAP4430_REGADDR_SHIFT, |
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.valid = OMAP4430_VALID_MASK, |
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.cmd_on_shift = OMAP4430_ON_SHIFT, |
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.cmd_on_mask = OMAP4430_ON_MASK, |
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.cmd_onlp_shift = OMAP4430_ONLP_SHIFT, |
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.cmd_ret_shift = OMAP4430_RET_SHIFT, |
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.cmd_off_shift = OMAP4430_OFF_SHIFT, |
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.i2c_cfg_reg = OMAP4_PRM_VC_CFG_I2C_MODE_OFFSET, |
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.i2c_cfg_clear_mask = OMAP4430_SRMODEEN_MASK | OMAP4430_HSMODEEN_MASK, |
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.i2c_cfg_hsen_mask = OMAP4430_HSMODEEN_MASK, |
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.i2c_mcode_mask = OMAP4430_HSMCODE_MASK, |
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}; |
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/* VC instance data for each controllable voltage line */ |
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struct omap_vc_channel omap4_vc_mpu = { |
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.flags = OMAP_VC_CHANNEL_DEFAULT | OMAP_VC_CHANNEL_CFG_MUTANT, |
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.common = &omap4_vc_common, |
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.smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, |
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.smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, |
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.smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, |
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.cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, |
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.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_MPU_L_OFFSET, |
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.smps_sa_mask = OMAP4430_SA_VDD_MPU_L_PRM_VC_SMPS_SA_MASK, |
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.smps_volra_mask = OMAP4430_VOLRA_VDD_MPU_L_MASK, |
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.smps_cmdra_mask = OMAP4430_CMDRA_VDD_MPU_L_MASK, |
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.cfg_channel_sa_shift = OMAP4430_SA_VDD_MPU_L_SHIFT, |
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}; |
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struct omap_vc_channel omap4_vc_iva = { |
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.common = &omap4_vc_common, |
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.smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, |
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.smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, |
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.smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, |
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.cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, |
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.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_IVA_L_OFFSET, |
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.smps_sa_mask = OMAP4430_SA_VDD_IVA_L_PRM_VC_SMPS_SA_MASK, |
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.smps_volra_mask = OMAP4430_VOLRA_VDD_IVA_L_MASK, |
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.smps_cmdra_mask = OMAP4430_CMDRA_VDD_IVA_L_MASK, |
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.cfg_channel_sa_shift = OMAP4430_SA_VDD_IVA_L_SHIFT, |
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}; |
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struct omap_vc_channel omap4_vc_core = { |
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.common = &omap4_vc_common, |
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.smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, |
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.smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, |
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.smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, |
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.cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, |
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.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_CORE_L_OFFSET, |
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.smps_sa_mask = OMAP4430_SA_VDD_CORE_L_0_6_MASK, |
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.smps_volra_mask = OMAP4430_VOLRA_VDD_CORE_L_MASK, |
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.smps_cmdra_mask = OMAP4430_CMDRA_VDD_CORE_L_MASK, |
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.cfg_channel_sa_shift = OMAP4430_SA_VDD_CORE_L_SHIFT, |
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}; |
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/* |
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* Voltage levels for different operating modes: on, sleep, retention and off |
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*/ |
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#define OMAP4_ON_VOLTAGE_UV 1375000 |
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#define OMAP4_ONLP_VOLTAGE_UV 1375000 |
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#define OMAP4_RET_VOLTAGE_UV 837500 |
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#define OMAP4_OFF_VOLTAGE_UV 0 |
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struct omap_vc_param omap4_mpu_vc_data = { |
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.on = OMAP4_ON_VOLTAGE_UV, |
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.onlp = OMAP4_ONLP_VOLTAGE_UV, |
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.ret = OMAP4_RET_VOLTAGE_UV, |
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.off = OMAP4_OFF_VOLTAGE_UV, |
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}; |
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struct omap_vc_param omap4_iva_vc_data = { |
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.on = OMAP4_ON_VOLTAGE_UV, |
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.onlp = OMAP4_ONLP_VOLTAGE_UV, |
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.ret = OMAP4_RET_VOLTAGE_UV, |
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.off = OMAP4_OFF_VOLTAGE_UV, |
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}; |
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struct omap_vc_param omap4_core_vc_data = { |
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.on = OMAP4_ON_VOLTAGE_UV, |
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.onlp = OMAP4_ONLP_VOLTAGE_UV, |
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.ret = OMAP4_RET_VOLTAGE_UV, |
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.off = OMAP4_OFF_VOLTAGE_UV, |
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};
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