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Commit 46bf4a56 authored by Tony Lindgren's avatar Tony Lindgren
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Merge tag 'for_3.8-pm-voltage' of... 

Merge tag 'for_3.8-pm-voltage' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-v3.8/pm

OMAP voltage layer updates towards supporting auto-retention/auto-off
parents b197adab df7cded3
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Showing with 725 additions and 115 deletions
arch/arm/mach-omap2/control.h
View file @ 46bf4a56
......@@ -201,6 +201,7 @@
#define OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO 0x249
#define OMAP44XX_CONTROL_FUSE_CORE_OPP50 0x254
#define OMAP44XX_CONTROL_FUSE_CORE_OPP100 0x257
#define OMAP44XX_CONTROL_FUSE_CORE_OPP100OV 0x25A
/* AM35XX only CONTROL_GENERAL register offsets */
#define AM35XX_CONTROL_MSUSPENDMUX_6 (OMAP2_CONTROL_GENERAL + 0x0038)
......
arch/arm/mach-omap2/omap_opp_data.h
View file @ 46bf4a56
......@@ -89,8 +89,11 @@ extern struct omap_volt_data omap34xx_vddcore_volt_data[];
extern struct omap_volt_data omap36xx_vddmpu_volt_data[];
extern struct omap_volt_data omap36xx_vddcore_volt_data[];
extern struct omap_volt_data omap44xx_vdd_mpu_volt_data[];
extern struct omap_volt_data omap44xx_vdd_iva_volt_data[];
extern struct omap_volt_data omap44xx_vdd_core_volt_data[];
extern struct omap_volt_data omap443x_vdd_mpu_volt_data[];
extern struct omap_volt_data omap443x_vdd_iva_volt_data[];
extern struct omap_volt_data omap443x_vdd_core_volt_data[];
extern struct omap_volt_data omap446x_vdd_mpu_volt_data[];
extern struct omap_volt_data omap446x_vdd_iva_volt_data[];
extern struct omap_volt_data omap446x_vdd_core_volt_data[];
#endif /* __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H */
arch/arm/mach-omap2/omap_twl.c
View file @ 46bf4a56
......@@ -30,16 +30,6 @@
#define OMAP3_VP_VSTEPMAX_VSTEPMAX 0x04
#define OMAP3_VP_VLIMITTO_TIMEOUT_US 200
#define OMAP3430_VP1_VLIMITTO_VDDMIN 0x14
#define OMAP3430_VP1_VLIMITTO_VDDMAX 0x42
#define OMAP3430_VP2_VLIMITTO_VDDMIN 0x18
#define OMAP3430_VP2_VLIMITTO_VDDMAX 0x2c
#define OMAP3630_VP1_VLIMITTO_VDDMIN 0x18
#define OMAP3630_VP1_VLIMITTO_VDDMAX 0x3c
#define OMAP3630_VP2_VLIMITTO_VDDMIN 0x18
#define OMAP3630_VP2_VLIMITTO_VDDMAX 0x30
#define OMAP4_SRI2C_SLAVE_ADDR 0x12
#define OMAP4_VDD_MPU_SR_VOLT_REG 0x55
#define OMAP4_VDD_MPU_SR_CMD_REG 0x56
......@@ -53,13 +43,6 @@
#define OMAP4_VP_VSTEPMAX_VSTEPMAX 0x04
#define OMAP4_VP_VLIMITTO_TIMEOUT_US 200
#define OMAP4_VP_MPU_VLIMITTO_VDDMIN 0xA
#define OMAP4_VP_MPU_VLIMITTO_VDDMAX 0x39
#define OMAP4_VP_IVA_VLIMITTO_VDDMIN 0xA
#define OMAP4_VP_IVA_VLIMITTO_VDDMAX 0x2D
#define OMAP4_VP_CORE_VLIMITTO_VDDMIN 0xA
#define OMAP4_VP_CORE_VLIMITTO_VDDMAX 0x28
static bool is_offset_valid;
static u8 smps_offset;
/*
......@@ -158,16 +141,11 @@ static u8 twl6030_uv_to_vsel(unsigned long uv)
static struct omap_voltdm_pmic omap3_mpu_pmic = {
.slew_rate = 4000,
.step_size = 12500,
.on_volt = 1200000,
.onlp_volt = 1000000,
.ret_volt = 975000,
.off_volt = 600000,
.volt_setup_time = 0xfff,
.vp_erroroffset = OMAP3_VP_CONFIG_ERROROFFSET,
.vp_vstepmin = OMAP3_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP3_VP_VSTEPMAX_VSTEPMAX,
.vp_vddmin = OMAP3430_VP1_VLIMITTO_VDDMIN,
.vp_vddmax = OMAP3430_VP1_VLIMITTO_VDDMAX,
.vddmin = 600000,
.vddmax = 1450000,
.vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR,
.volt_reg_addr = OMAP3_VDD_MPU_SR_CONTROL_REG,
......@@ -179,16 +157,11 @@ static struct omap_voltdm_pmic omap3_mpu_pmic = {
static struct omap_voltdm_pmic omap3_core_pmic = {
.slew_rate = 4000,
.step_size = 12500,
.on_volt = 1200000,
.onlp_volt = 1000000,
.ret_volt = 975000,
.off_volt = 600000,
.volt_setup_time = 0xfff,
.vp_erroroffset = OMAP3_VP_CONFIG_ERROROFFSET,
.vp_vstepmin = OMAP3_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP3_VP_VSTEPMAX_VSTEPMAX,
.vp_vddmin = OMAP3430_VP2_VLIMITTO_VDDMIN,
.vp_vddmax = OMAP3430_VP2_VLIMITTO_VDDMAX,
.vddmin = 600000,
.vddmax = 1450000,
.vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR,
.volt_reg_addr = OMAP3_VDD_CORE_SR_CONTROL_REG,
......@@ -200,21 +173,17 @@ static struct omap_voltdm_pmic omap3_core_pmic = {
static struct omap_voltdm_pmic omap4_mpu_pmic = {
.slew_rate = 4000,
.step_size = 12660,
.on_volt = 1375000,
.onlp_volt = 1375000,
.ret_volt = 830000,
.off_volt = 0,
.volt_setup_time = 0,
.vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET,
.vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX,
.vp_vddmin = OMAP4_VP_MPU_VLIMITTO_VDDMIN,
.vp_vddmax = OMAP4_VP_MPU_VLIMITTO_VDDMAX,
.vddmin = 0,
.vddmax = 2100000,
.vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR,
.volt_reg_addr = OMAP4_VDD_MPU_SR_VOLT_REG,
.cmd_reg_addr = OMAP4_VDD_MPU_SR_CMD_REG,
.i2c_high_speed = true,
.i2c_pad_load = 3,
.vsel_to_uv = twl6030_vsel_to_uv,
.uv_to_vsel = twl6030_uv_to_vsel,
};
......@@ -222,21 +191,17 @@ static struct omap_voltdm_pmic omap4_mpu_pmic = {
static struct omap_voltdm_pmic omap4_iva_pmic = {
.slew_rate = 4000,
.step_size = 12660,
.on_volt = 1188000,
.onlp_volt = 1188000,
.ret_volt = 830000,
.off_volt = 0,
.volt_setup_time = 0,
.vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET,
.vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX,
.vp_vddmin = OMAP4_VP_IVA_VLIMITTO_VDDMIN,
.vp_vddmax = OMAP4_VP_IVA_VLIMITTO_VDDMAX,
.vddmin = 0,
.vddmax = 2100000,
.vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR,
.volt_reg_addr = OMAP4_VDD_IVA_SR_VOLT_REG,
.cmd_reg_addr = OMAP4_VDD_IVA_SR_CMD_REG,
.i2c_high_speed = true,
.i2c_pad_load = 3,
.vsel_to_uv = twl6030_vsel_to_uv,
.uv_to_vsel = twl6030_uv_to_vsel,
};
......@@ -244,20 +209,17 @@ static struct omap_voltdm_pmic omap4_iva_pmic = {
static struct omap_voltdm_pmic omap4_core_pmic = {
.slew_rate = 4000,
.step_size = 12660,
.on_volt = 1200000,
.onlp_volt = 1200000,
.ret_volt = 830000,
.off_volt = 0,
.volt_setup_time = 0,
.vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET,
.vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN,
.vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX,
.vp_vddmin = OMAP4_VP_CORE_VLIMITTO_VDDMIN,
.vp_vddmax = OMAP4_VP_CORE_VLIMITTO_VDDMAX,
.vddmin = 0,
.vddmax = 2100000,
.vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US,
.i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR,
.volt_reg_addr = OMAP4_VDD_CORE_SR_VOLT_REG,
.cmd_reg_addr = OMAP4_VDD_CORE_SR_CMD_REG,
.i2c_high_speed = true,
.i2c_pad_load = 3,
.vsel_to_uv = twl6030_vsel_to_uv,
.uv_to_vsel = twl6030_uv_to_vsel,
};
......@@ -288,13 +250,6 @@ int __init omap3_twl_init(void)
if (!cpu_is_omap34xx())
return -ENODEV;
if (cpu_is_omap3630()) {
omap3_mpu_pmic.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN;
omap3_mpu_pmic.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX;
omap3_core_pmic.vp_vddmin = OMAP3630_VP2_VLIMITTO_VDDMIN;
omap3_core_pmic.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX;
}
/*
* The smartreflex bit on twl4030 specifies if the setting of voltage
* is done over the I2C_SR path. Since this setting is independent of
......
arch/arm/mach-omap2/opp4xxx_data.c
View file @ 46bf4a56
/*
* OMAP4 OPP table definitions.
*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
* Copyright (C) 2010-2012 Texas Instruments Incorporated - http://www.ti.com/
* Nishanth Menon
* Kevin Hilman
* Thara Gopinath
......@@ -35,7 +35,7 @@
#define OMAP4430_VDD_MPU_OPPTURBO_UV 1313000
#define OMAP4430_VDD_MPU_OPPNITRO_UV 1375000
struct omap_volt_data omap44xx_vdd_mpu_volt_data[] = {
struct omap_volt_data omap443x_vdd_mpu_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
......@@ -47,7 +47,7 @@ struct omap_volt_data omap44xx_vdd_mpu_volt_data[] = {
#define OMAP4430_VDD_IVA_OPP100_UV 1188000
#define OMAP4430_VDD_IVA_OPPTURBO_UV 1300000
struct omap_volt_data omap44xx_vdd_iva_volt_data[] = {
struct omap_volt_data omap443x_vdd_iva_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
......@@ -57,14 +57,14 @@ struct omap_volt_data omap44xx_vdd_iva_volt_data[] = {
#define OMAP4430_VDD_CORE_OPP50_UV 1025000
#define OMAP4430_VDD_CORE_OPP100_UV 1200000
struct omap_volt_data omap44xx_vdd_core_volt_data[] = {
struct omap_volt_data omap443x_vdd_core_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(0, 0, 0, 0),
};
static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
static struct omap_opp_def __initdata omap443x_opp_def_list[] = {
/* MPU OPP1 - OPP50 */
OPP_INITIALIZER("mpu", true, 300000000, OMAP4430_VDD_MPU_OPP50_UV),
/* MPU OPP2 - OPP100 */
......@@ -86,6 +86,82 @@ static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
/* TODO: add DSP, aess, fdif, gpu */
};
#define OMAP4460_VDD_MPU_OPP50_UV 1025000
#define OMAP4460_VDD_MPU_OPP100_UV 1200000
#define OMAP4460_VDD_MPU_OPPTURBO_UV 1313000
#define OMAP4460_VDD_MPU_OPPNITRO_UV 1375000
struct omap_volt_data omap446x_vdd_mpu_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27),
VOLT_DATA_DEFINE(0, 0, 0, 0),
};
#define OMAP4460_VDD_IVA_OPP50_UV 1025000
#define OMAP4460_VDD_IVA_OPP100_UV 1200000
#define OMAP4460_VDD_IVA_OPPTURBO_UV 1313000
#define OMAP4460_VDD_IVA_OPPNITRO_UV 1375000
struct omap_volt_data omap446x_vdd_iva_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPNITRO, 0xfa, 0x23),
VOLT_DATA_DEFINE(0, 0, 0, 0),
};
#define OMAP4460_VDD_CORE_OPP50_UV 1025000
#define OMAP4460_VDD_CORE_OPP100_UV 1200000
#define OMAP4460_VDD_CORE_OPP100_OV_UV 1250000
struct omap_volt_data omap446x_vdd_core_volt_data[] = {
VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_OV_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100OV, 0xf9, 0x16),
VOLT_DATA_DEFINE(0, 0, 0, 0),
};
static struct omap_opp_def __initdata omap446x_opp_def_list[] = {
/* MPU OPP1 - OPP50 */
OPP_INITIALIZER("mpu", true, 350000000, OMAP4460_VDD_MPU_OPP50_UV),
/* MPU OPP2 - OPP100 */
OPP_INITIALIZER("mpu", true, 700000000, OMAP4460_VDD_MPU_OPP100_UV),
/* MPU OPP3 - OPP-Turbo */
OPP_INITIALIZER("mpu", true, 920000000, OMAP4460_VDD_MPU_OPPTURBO_UV),
/*
* MPU OPP4 - OPP-Nitro + Disabled as the reference schematics
* recommends TPS623631 - confirm and enable the opp in board file
* XXX: May be we should enable these based on mpu capability and
* Exception board files disable it...
*/
OPP_INITIALIZER("mpu", false, 1200000000, OMAP4460_VDD_MPU_OPPNITRO_UV),
/* MPU OPP4 - OPP-Nitro SpeedBin */
OPP_INITIALIZER("mpu", false, 1500000000, OMAP4460_VDD_MPU_OPPNITRO_UV),
/* L3 OPP1 - OPP50 */
OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4460_VDD_CORE_OPP50_UV),
/* L3 OPP2 - OPP100 */
OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4460_VDD_CORE_OPP100_UV),
/* IVA OPP1 - OPP50 */
OPP_INITIALIZER("iva", true, 133000000, OMAP4460_VDD_IVA_OPP50_UV),
/* IVA OPP2 - OPP100 */
OPP_INITIALIZER("iva", true, 266100000, OMAP4460_VDD_IVA_OPP100_UV),
/*
* IVA OPP3 - OPP-Turbo + Disabled as the reference schematics
* recommends Phoenix VCORE2 which can supply only 600mA - so the ones
* above this OPP frequency, even though OMAP is capable, should be
* enabled by board file which is sure of the chip power capability
*/
OPP_INITIALIZER("iva", false, 332000000, OMAP4460_VDD_IVA_OPPTURBO_UV),
/* IVA OPP4 - OPP-Nitro */
OPP_INITIALIZER("iva", false, 430000000, OMAP4460_VDD_IVA_OPPNITRO_UV),
/* IVA OPP5 - OPP-Nitro SpeedBin*/
OPP_INITIALIZER("iva", false, 500000000, OMAP4460_VDD_IVA_OPPNITRO_UV),
/* TODO: add DSP, aess, fdif, gpu */
};
/**
* omap4_opp_init() - initialize omap4 opp table
*/
......@@ -93,12 +169,12 @@ int __init omap4_opp_init(void)
{
int r = -ENODEV;
if (!cpu_is_omap443x())
return r;
r = omap_init_opp_table(omap44xx_opp_def_list,
ARRAY_SIZE(omap44xx_opp_def_list));
if (cpu_is_omap443x())
r = omap_init_opp_table(omap443x_opp_def_list,
ARRAY_SIZE(omap443x_opp_def_list));
else if (cpu_is_omap446x())
r = omap_init_opp_table(omap446x_opp_def_list,
ARRAY_SIZE(omap446x_opp_def_list));
return r;
}
device_initcall(omap4_opp_init);
arch/arm/mach-omap2/pm.c
View file @ 46bf4a56
......@@ -39,6 +39,36 @@ static struct omap_device_pm_latency *pm_lats;
*/
int (*omap_pm_suspend)(void);
/**
* struct omap2_oscillator - Describe the board main oscillator latencies
* @startup_time: oscillator startup latency
* @shutdown_time: oscillator shutdown latency
*/
struct omap2_oscillator {
u32 startup_time;
u32 shutdown_time;
};
static struct omap2_oscillator oscillator = {
.startup_time = ULONG_MAX,
.shutdown_time = ULONG_MAX,
};
void omap_pm_setup_oscillator(u32 tstart, u32 tshut)
{
oscillator.startup_time = tstart;
oscillator.shutdown_time = tshut;
}
void omap_pm_get_oscillator(u32 *tstart, u32 *tshut)
{
if (!tstart || !tshut)
return;
*tstart = oscillator.startup_time;
*tshut = oscillator.shutdown_time;
}
static int __init _init_omap_device(char *name)
{
struct omap_hwmod *oh;
......
arch/arm/mach-omap2/pm.h
View file @ 46bf4a56
......@@ -129,4 +129,14 @@ static inline int omap4_twl_init(void)
}
#endif
#ifdef CONFIG_PM
extern void omap_pm_setup_oscillator(u32 tstart, u32 tshut);
extern void omap_pm_get_oscillator(u32 *tstart, u32 *tshut);
extern void omap_pm_setup_sr_i2c_pcb_length(u32 mm);
#else
static inline void omap_pm_setup_oscillator(u32 tstart, u32 tshut) { }
static inline void omap_pm_get_oscillator(u32 *tstart, u32 *tshut) { }
static inline void omap_pm_setup_sr_i2c_pcb_length(u32 mm) { }
#endif
#endif
arch/arm/mach-omap2/vc.c
View file @ 46bf4a56
This diff is collapsed.
arch/arm/mach-omap2/vc.h
View file @ 46bf4a56
......@@ -86,7 +86,6 @@ struct omap_vc_channel {
u16 i2c_slave_addr;
u16 volt_reg_addr;
u16 cmd_reg_addr;
u16 setup_time;
u8 cfg_channel;
bool i2c_high_speed;
......@@ -111,6 +110,13 @@ extern struct omap_vc_channel omap4_vc_mpu;
extern struct omap_vc_channel omap4_vc_iva;
extern struct omap_vc_channel omap4_vc_core;
extern struct omap_vc_param omap3_mpu_vc_data;
extern struct omap_vc_param omap3_core_vc_data;
extern struct omap_vc_param omap4_mpu_vc_data;
extern struct omap_vc_param omap4_iva_vc_data;
extern struct omap_vc_param omap4_core_vc_data;
void omap_vc_init_channel(struct voltagedomain *voltdm);
int omap_vc_pre_scale(struct voltagedomain *voltdm,
unsigned long target_volt,
......
arch/arm/mach-omap2/vc3xxx_data.c
View file @ 46bf4a56
......@@ -71,3 +71,25 @@ struct omap_vc_channel omap3_vc_core = {
.smps_cmdra_mask = OMAP3430_CMDRA1_MASK,
.cfg_channel_sa_shift = OMAP3430_PRM_VC_SMPS_SA_SA1_SHIFT,
};
/*
* Voltage levels for different operating modes: on, sleep, retention and off
*/
#define OMAP3_ON_VOLTAGE_UV 1200000
#define OMAP3_ONLP_VOLTAGE_UV 1000000
#define OMAP3_RET_VOLTAGE_UV 975000
#define OMAP3_OFF_VOLTAGE_UV 600000
struct omap_vc_param omap3_mpu_vc_data = {
.on = OMAP3_ON_VOLTAGE_UV,
.onlp = OMAP3_ONLP_VOLTAGE_UV,
.ret = OMAP3_RET_VOLTAGE_UV,
.off = OMAP3_OFF_VOLTAGE_UV,
};
struct omap_vc_param omap3_core_vc_data = {
.on = OMAP3_ON_VOLTAGE_UV,
.onlp = OMAP3_ONLP_VOLTAGE_UV,
.ret = OMAP3_RET_VOLTAGE_UV,
.off = OMAP3_OFF_VOLTAGE_UV,
};
arch/arm/mach-omap2/vc44xx_data.c
View file @ 46bf4a56
......@@ -87,3 +87,31 @@ struct omap_vc_channel omap4_vc_core = {
.cfg_channel_sa_shift = OMAP4430_SA_VDD_CORE_L_SHIFT,
};
/*
* Voltage levels for different operating modes: on, sleep, retention and off
*/
#define OMAP4_ON_VOLTAGE_UV 1375000
#define OMAP4_ONLP_VOLTAGE_UV 1375000
#define OMAP4_RET_VOLTAGE_UV 837500
#define OMAP4_OFF_VOLTAGE_UV 0
struct omap_vc_param omap4_mpu_vc_data = {
.on = OMAP4_ON_VOLTAGE_UV,
.onlp = OMAP4_ONLP_VOLTAGE_UV,
.ret = OMAP4_RET_VOLTAGE_UV,
.off = OMAP4_OFF_VOLTAGE_UV,
};
struct omap_vc_param omap4_iva_vc_data = {
.on = OMAP4_ON_VOLTAGE_UV,
.onlp = OMAP4_ONLP_VOLTAGE_UV,
.ret = OMAP4_RET_VOLTAGE_UV,
.off = OMAP4_OFF_VOLTAGE_UV,
};
struct omap_vc_param omap4_core_vc_data = {
.on = OMAP4_ON_VOLTAGE_UV,
.onlp = OMAP4_ONLP_VOLTAGE_UV,
.ret = OMAP4_RET_VOLTAGE_UV,
.off = OMAP4_OFF_VOLTAGE_UV,
};
arch/arm/mach-omap2/voltage.h
View file @ 46bf4a56
......@@ -40,12 +40,14 @@ struct powerdomain;
* data
* @voltsetup_mask: SETUP_TIME* bitmask in the PRM_VOLTSETUP* register
* @voltsetup_reg: register offset of PRM_VOLTSETUP from PRM base
* @voltsetup_off_reg: register offset of PRM_VOLTSETUP_OFF from PRM base
*
* XXX What about VOLTOFFSET/VOLTCTRL?
*/
struct omap_vfsm_instance {
u32 voltsetup_mask;
u8 voltsetup_reg;
u8 voltsetup_off_reg;
};
/**
......@@ -74,6 +76,8 @@ struct voltagedomain {
const struct omap_vfsm_instance *vfsm;
struct omap_vp_instance *vp;
struct omap_voltdm_pmic *pmic;
struct omap_vp_param *vp_param;
struct omap_vc_param *vc_param;
/* VC/VP register access functions: SoC specific */
u32 (*read) (u8 offset);
......@@ -92,6 +96,24 @@ struct voltagedomain {
struct omap_volt_data *volt_data;
};
/* Min and max voltages from OMAP perspective */
#define OMAP3430_VP1_VLIMITTO_VDDMIN 850000
#define OMAP3430_VP1_VLIMITTO_VDDMAX 1425000
#define OMAP3430_VP2_VLIMITTO_VDDMIN 900000
#define OMAP3430_VP2_VLIMITTO_VDDMAX 1150000
#define OMAP3630_VP1_VLIMITTO_VDDMIN 900000
#define OMAP3630_VP1_VLIMITTO_VDDMAX 1350000
#define OMAP3630_VP2_VLIMITTO_VDDMIN 900000
#define OMAP3630_VP2_VLIMITTO_VDDMAX 1200000
#define OMAP4_VP_MPU_VLIMITTO_VDDMIN 830000
#define OMAP4_VP_MPU_VLIMITTO_VDDMAX 1410000
#define OMAP4_VP_IVA_VLIMITTO_VDDMIN 830000
#define OMAP4_VP_IVA_VLIMITTO_VDDMAX 1260000
#define OMAP4_VP_CORE_VLIMITTO_VDDMIN 830000
#define OMAP4_VP_CORE_VLIMITTO_VDDMAX 1200000
/**
* struct omap_voltdm_pmic - PMIC specific data required by voltage driver.
* @slew_rate: PMIC slew rate (in uv/us)
......@@ -107,26 +129,34 @@ struct voltagedomain {
struct omap_voltdm_pmic {
int slew_rate;
int step_size;
u32 on_volt;
u32 onlp_volt;
u32 ret_volt;
u32 off_volt;
u16 volt_setup_time;
u16 i2c_slave_addr;
u16 volt_reg_addr;
u16 cmd_reg_addr;
u8 vp_erroroffset;
u8 vp_vstepmin;
u8 vp_vstepmax;
u8 vp_vddmin;
u8 vp_vddmax;
u32 vddmin;
u32 vddmax;
u8 vp_timeout_us;
bool i2c_high_speed;
u32 i2c_pad_load;
u8 i2c_mcode;
unsigned long (*vsel_to_uv) (const u8 vsel);
u8 (*uv_to_vsel) (unsigned long uV);
};
struct omap_vp_param {
u32 vddmax;
u32 vddmin;
};
struct omap_vc_param {
u32 on;
u32 onlp;
u32 ret;
u32 off;
};
void omap_voltage_get_volttable(struct voltagedomain *voltdm,
struct omap_volt_data **volt_data);
struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm,
......
arch/arm/mach-omap2/voltagedomains3xxx_data.c
View file @ 46bf4a56
......@@ -117,6 +117,11 @@ void __init omap3xxx_voltagedomains_init(void)
}
#endif
omap3_voltdm_mpu.vp_param = &omap3_mpu_vp_data;
omap3_voltdm_core.vp_param = &omap3_core_vp_data;
omap3_voltdm_mpu.vc_param = &omap3_mpu_vc_data;
omap3_voltdm_core.vc_param = &omap3_core_vc_data;
if (soc_is_am35xx())
voltdms = voltagedomains_am35xx;
else
......
arch/arm/mach-omap2/voltagedomains44xx_data.c
View file @ 46bf4a56
......@@ -34,14 +34,17 @@
static const struct omap_vfsm_instance omap4_vdd_mpu_vfsm = {
.voltsetup_reg = OMAP4_PRM_VOLTSETUP_MPU_RET_SLEEP_OFFSET,
.voltsetup_off_reg = OMAP4_PRM_VOLTSETUP_MPU_OFF_OFFSET,
};
static const struct omap_vfsm_instance omap4_vdd_iva_vfsm = {
.voltsetup_reg = OMAP4_PRM_VOLTSETUP_IVA_RET_SLEEP_OFFSET,
.voltsetup_off_reg = OMAP4_PRM_VOLTSETUP_IVA_OFF_OFFSET,
};
static const struct omap_vfsm_instance omap4_vdd_core_vfsm = {
.voltsetup_reg = OMAP4_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET,
.voltsetup_off_reg = OMAP4_PRM_VOLTSETUP_CORE_OFF_OFFSET,
};
static struct voltagedomain omap4_voltdm_mpu = {
......@@ -101,11 +104,25 @@ void __init omap44xx_voltagedomains_init(void)
* for the currently-running IC
*/
#ifdef CONFIG_PM_OPP
omap4_voltdm_mpu.volt_data = omap44xx_vdd_mpu_volt_data;
omap4_voltdm_iva.volt_data = omap44xx_vdd_iva_volt_data;
omap4_voltdm_core.volt_data = omap44xx_vdd_core_volt_data;
if (cpu_is_omap443x()) {
omap4_voltdm_mpu.volt_data = omap443x_vdd_mpu_volt_data;
omap4_voltdm_iva.volt_data = omap443x_vdd_iva_volt_data;
omap4_voltdm_core.volt_data = omap443x_vdd_core_volt_data;
} else if (cpu_is_omap446x()) {
omap4_voltdm_mpu.volt_data = omap446x_vdd_mpu_volt_data;
omap4_voltdm_iva.volt_data = omap446x_vdd_iva_volt_data;
omap4_voltdm_core.volt_data = omap446x_vdd_core_volt_data;
}
#endif
omap4_voltdm_mpu.vp_param = &omap4_mpu_vp_data;
omap4_voltdm_iva.vp_param = &omap4_iva_vp_data;
omap4_voltdm_core.vp_param = &omap4_core_vp_data;
omap4_voltdm_mpu.vc_param = &omap4_mpu_vc_data;
omap4_voltdm_iva.vc_param = &omap4_iva_vc_data;
omap4_voltdm_core.vc_param = &omap4_core_vc_data;
for (i = 0; voltdm = voltagedomains_omap4[i], voltdm; i++)
voltdm->sys_clk.name = sys_clk_name;
......
arch/arm/mach-omap2/vp.c
View file @ 46bf4a56
......@@ -58,8 +58,10 @@ void __init omap_vp_init(struct voltagedomain *voltdm)
sys_clk_rate = voltdm->sys_clk.rate / 1000;
timeout = (sys_clk_rate * voltdm->pmic->vp_timeout_us) / 1000;
vddmin = voltdm->pmic->vp_vddmin;
vddmax = voltdm->pmic->vp_vddmax;
vddmin = max(voltdm->vp_param->vddmin, voltdm->pmic->vddmin);
vddmax = min(voltdm->vp_param->vddmax, voltdm->pmic->vddmax);
vddmin = voltdm->pmic->uv_to_vsel(vddmin);
vddmax = voltdm->pmic->uv_to_vsel(vddmax);
waittime = DIV_ROUND_UP(voltdm->pmic->step_size * sys_clk_rate,
1000 * voltdm->pmic->slew_rate);
......
arch/arm/mach-omap2/vp.h
View file @ 46bf4a56
......@@ -117,6 +117,13 @@ extern struct omap_vp_instance omap4_vp_mpu;
extern struct omap_vp_instance omap4_vp_iva;
extern struct omap_vp_instance omap4_vp_core;
extern struct omap_vp_param omap3_mpu_vp_data;
extern struct omap_vp_param omap3_core_vp_data;
extern struct omap_vp_param omap4_mpu_vp_data;
extern struct omap_vp_param omap4_iva_vp_data;
extern struct omap_vp_param omap4_core_vp_data;
void omap_vp_init(struct voltagedomain *voltdm);
void omap_vp_enable(struct voltagedomain *voltdm);
void omap_vp_disable(struct voltagedomain *voltdm);
......
arch/arm/mach-omap2/vp3xxx_data.c
View file @ 46bf4a56
......@@ -77,3 +77,13 @@ struct omap_vp_instance omap3_vp_core = {
.vstatus = OMAP3_PRM_VP2_STATUS_OFFSET,
.voltage = OMAP3_PRM_VP2_VOLTAGE_OFFSET,
};
struct omap_vp_param omap3_mpu_vp_data = {
.vddmin = OMAP3430_VP1_VLIMITTO_VDDMIN,
.vddmax = OMAP3430_VP1_VLIMITTO_VDDMAX,
};
struct omap_vp_param omap3_core_vp_data = {
.vddmin = OMAP3430_VP2_VLIMITTO_VDDMIN,
.vddmax = OMAP3430_VP2_VLIMITTO_VDDMAX,
};
arch/arm/mach-omap2/vp44xx_data.c
View file @ 46bf4a56
......@@ -87,3 +87,18 @@ struct omap_vp_instance omap4_vp_core = {
.vstatus = OMAP4_PRM_VP_CORE_STATUS_OFFSET,
.voltage = OMAP4_PRM_VP_CORE_VOLTAGE_OFFSET,
};
struct omap_vp_param omap4_mpu_vp_data = {
.vddmin = OMAP4_VP_MPU_VLIMITTO_VDDMIN,
.vddmax = OMAP4_VP_MPU_VLIMITTO_VDDMAX,
};
struct omap_vp_param omap4_iva_vp_data = {
.vddmin = OMAP4_VP_IVA_VLIMITTO_VDDMIN,
.vddmax = OMAP4_VP_IVA_VLIMITTO_VDDMAX,
};
struct omap_vp_param omap4_core_vp_data = {
.vddmin = OMAP4_VP_CORE_VLIMITTO_VDDMIN,
.vddmax = OMAP4_VP_CORE_VLIMITTO_VDDMAX,
};
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