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-rw-r--r--arch/arm/mach-omap2/vc.c17
-rw-r--r--arch/arm/mach-omap2/vc.h14
-rw-r--r--arch/arm/mach-omap2/vc3xxx_data.c5
-rw-r--r--arch/arm/mach-omap2/vc44xx_data.c7
-rw-r--r--arch/arm/mach-omap2/voltage.h8
5 files changed, 32 insertions, 19 deletions
diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c
index d5e792f20f1..22db6e6764d 100644
--- a/arch/arm/mach-omap2/vc.c
+++ b/arch/arm/mach-omap2/vc.c
@@ -243,17 +243,24 @@ void __init omap_vc_init_channel(struct voltagedomain *voltdm)
/* get PMIC/board specific settings */
vc->i2c_slave_addr = vdd->pmic_info->i2c_slave_addr;
+ vc->volt_reg_addr = vdd->pmic_info->volt_reg_addr;
+ vc->cmd_reg_addr = vdd->pmic_info->cmd_reg_addr;
/* Configure the i2c slave address for this VC */
voltdm->rmw(vc->smps_sa_mask,
vc->i2c_slave_addr << __ffs(vc->smps_sa_mask),
vc->common->smps_sa_reg);
- /* Setup the VOLRA(pmic reg addr) in VC */
- vc_val = voltdm->read(vc->common->smps_volra_reg);
- vc_val &= ~vc->smps_volra_mask;
- vc_val |= vdd->pmic_info->volt_reg_addr << vc->smps_volra_shift;
- voltdm->write(vc_val, vc->common->smps_volra_reg);
+ /*
+ * Configure the PMIC register addresses.
+ */
+ voltdm->rmw(vc->smps_volra_mask,
+ vc->volt_reg_addr << __ffs(vc->smps_volra_mask),
+ vc->common->smps_volra_reg);
+ if (vc->cmd_reg_addr)
+ voltdm->rmw(vc->smps_cmdra_mask,
+ vc->cmd_reg_addr << __ffs(vc->smps_cmdra_mask),
+ vc->common->smps_cmdra_reg);
/* Configure the setup times */
vc_val = voltdm->read(vdd->vfsm->voltsetup_reg);
diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h
index 69ca900aff0..43a0c5c2b07 100644
--- a/arch/arm/mach-omap2/vc.h
+++ b/arch/arm/mach-omap2/vc.h
@@ -27,6 +27,7 @@ struct voltagedomain;
* @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
+ * @smps_cmdra_reg: Offset of PRM_VC_SMPS_CMD_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
@@ -44,6 +45,7 @@ struct omap_vc_common {
u32 valid;
u8 smps_sa_reg;
u8 smps_volra_reg;
+ u8 smps_cmdra_reg;
u8 bypass_val_reg;
u8 data_shift;
u8 slaveaddr_shift;
@@ -57,24 +59,26 @@ struct omap_vc_common {
/**
* struct omap_vc_channel - VC per-instance data
* @i2c_slave_addr: I2C slave address of PMIC for this VC channel
+ * @volt_reg_addr: voltage configuration register address
+ * @cmd_reg_addr: command configuration register address
* @common: pointer to VC common data for this platform
* @smps_sa_mask: i2c slave address bitmask in the PRM_VC_SMPS_SA register
* @smps_volra_mask: VOLRA* bitmask in the PRM_VC_VOL_RA 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
+ * @smps_cmdra_mask: CMDRA* bitmask in the PRM_VC_CMD_RA register
+ * @cmdval_reg: register for on/ret/off voltage level values for this channel
*/
struct omap_vc_channel {
/* channel state */
u16 i2c_slave_addr;
+ u16 volt_reg_addr;
+ u16 cmd_reg_addr;
/* register access data */
const struct omap_vc_common *common;
u32 smps_sa_mask;
u32 smps_volra_mask;
+ u32 smps_cmdra_mask;
u8 cmdval_reg;
- u8 smps_volra_shift;
};
extern struct omap_vc_channel omap3_vc_mpu;
diff --git a/arch/arm/mach-omap2/vc3xxx_data.c b/arch/arm/mach-omap2/vc3xxx_data.c
index 86be50c263a..df8bd5ead7e 100644
--- a/arch/arm/mach-omap2/vc3xxx_data.c
+++ b/arch/arm/mach-omap2/vc3xxx_data.c
@@ -32,6 +32,7 @@
static struct omap_vc_common omap3_vc_common = {
.smps_sa_reg = OMAP3_PRM_VC_SMPS_SA_OFFSET,
.smps_volra_reg = OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET,
+ .smps_cmdra_reg = OMAP3_PRM_VC_SMPS_CMD_RA_OFFSET,
.bypass_val_reg = OMAP3_PRM_VC_BYPASS_VAL_OFFSET,
.data_shift = OMAP3430_DATA_SHIFT,
.slaveaddr_shift = OMAP3430_SLAVEADDR_SHIFT,
@@ -48,14 +49,14 @@ struct omap_vc_channel omap3_vc_mpu = {
.common = &omap3_vc_common,
.cmdval_reg = OMAP3_PRM_VC_CMD_VAL_0_OFFSET,
.smps_sa_mask = OMAP3430_PRM_VC_SMPS_SA_SA0_MASK,
- .smps_volra_shift = OMAP3430_VOLRA0_SHIFT,
.smps_volra_mask = OMAP3430_VOLRA0_MASK,
+ .smps_cmdra_mask = OMAP3430_CMDRA0_MASK,
};
struct omap_vc_channel omap3_vc_core = {
.common = &omap3_vc_common,
.cmdval_reg = OMAP3_PRM_VC_CMD_VAL_1_OFFSET,
.smps_sa_mask = OMAP3430_PRM_VC_SMPS_SA_SA1_MASK,
- .smps_volra_shift = OMAP3430_VOLRA1_SHIFT,
.smps_volra_mask = OMAP3430_VOLRA1_MASK,
+ .smps_cmdra_mask = OMAP3430_CMDRA1_MASK,
};
diff --git a/arch/arm/mach-omap2/vc44xx_data.c b/arch/arm/mach-omap2/vc44xx_data.c
index af922b440e9..5d104ff662b 100644
--- a/arch/arm/mach-omap2/vc44xx_data.c
+++ b/arch/arm/mach-omap2/vc44xx_data.c
@@ -33,6 +33,7 @@
static const struct omap_vc_common omap4_vc_common = {
.smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET,
.smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET,
+ .smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET,
.bypass_val_reg = OMAP4_PRM_VC_VAL_BYPASS_OFFSET,
.data_shift = OMAP4430_DATA_SHIFT,
.slaveaddr_shift = OMAP4430_SLAVEADDR_SHIFT,
@@ -50,23 +51,23 @@ struct omap_vc_channel omap4_vc_mpu = {
.common = &omap4_vc_common,
.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_MPU_L_OFFSET,
.smps_sa_mask = OMAP4430_SA_VDD_MPU_L_PRM_VC_SMPS_SA_MASK,
- .smps_volra_shift = OMAP4430_VOLRA_VDD_MPU_L_SHIFT,
.smps_volra_mask = OMAP4430_VOLRA_VDD_MPU_L_MASK,
+ .smps_cmdra_mask = OMAP4430_CMDRA_VDD_MPU_L_MASK,
};
struct omap_vc_channel omap4_vc_iva = {
.common = &omap4_vc_common,
.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_IVA_L_OFFSET,
.smps_sa_mask = OMAP4430_SA_VDD_IVA_L_PRM_VC_SMPS_SA_MASK,
- .smps_volra_shift = OMAP4430_VOLRA_VDD_IVA_L_SHIFT,
.smps_volra_mask = OMAP4430_VOLRA_VDD_IVA_L_MASK,
+ .smps_cmdra_mask = OMAP4430_CMDRA_VDD_IVA_L_MASK,
};
struct omap_vc_channel omap4_vc_core = {
.common = &omap4_vc_common,
.cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_CORE_L_OFFSET,
.smps_sa_mask = OMAP4430_SA_VDD_CORE_L_0_6_MASK,
- .smps_volra_shift = OMAP4430_VOLRA_VDD_CORE_L_SHIFT,
.smps_volra_mask = OMAP4430_VOLRA_VDD_CORE_L_MASK,
+ .smps_cmdra_mask = OMAP4430_CMDRA_VDD_CORE_L_MASK,
};
diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h
index 59038497827..3f49807a36e 100644
--- a/arch/arm/mach-omap2/voltage.h
+++ b/arch/arm/mach-omap2/voltage.h
@@ -103,10 +103,10 @@ struct omap_volt_data {
* @slew_rate: PMIC slew rate (in uv/us)
* @step_size: PMIC voltage step size (in uv)
* @i2c_slave_addr: I2C slave address of PMIC
- * @vsel_to_uv: PMIC API to convert vsel value to actual voltage in uV.
- * @uv_to_vsel: PMIC API to convert voltage in uV to vsel value.
* @volt_reg_addr: voltage configuration register address
* @cmd_reg_addr: command (on, on-LP, ret, off) configuration register address
+ * @vsel_to_uv: PMIC API to convert vsel value to actual voltage in uV.
+ * @uv_to_vsel: PMIC API to convert voltage in uV to vsel value.
*/
struct omap_volt_pmic_info {
int slew_rate;
@@ -117,14 +117,14 @@ struct omap_volt_pmic_info {
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;
u8 vp_timeout_us;
- u8 volt_reg_addr;
- u8 cmd_reg_addr;
unsigned long (*vsel_to_uv) (const u8 vsel);
u8 (*uv_to_vsel) (unsigned long uV);
};
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 07:18:10 +0000