Lines Matching refs:voltdm

119 static int omap_vc_config_channel(struct voltagedomain *voltdm)  in omap_vc_config_channel()  argument
121 	struct omap_vc_channel *vc = voltdm->vc;  in omap_vc_config_channel()
130 	voltdm->rmw(CFG_CHANNEL_MASK << vc->cfg_channel_sa_shift,  in omap_vc_config_channel()
138 int omap_vc_pre_scale(struct voltagedomain *voltdm,  in omap_vc_pre_scale()  argument
142 	struct omap_vc_channel *vc = voltdm->vc;  in omap_vc_pre_scale()
146 	if (!voltdm->pmic) {  in omap_vc_pre_scale()
148 			__func__, voltdm->name);  in omap_vc_pre_scale()
152 	if (!voltdm->pmic->uv_to_vsel) {  in omap_vc_pre_scale()
154 		       __func__, voltdm->name);  in omap_vc_pre_scale()
158 	if (!voltdm->read || !voltdm->write) {  in omap_vc_pre_scale()
160 			__func__, voltdm->name);  in omap_vc_pre_scale()
164 	*target_vsel = voltdm->pmic->uv_to_vsel(target_volt);  in omap_vc_pre_scale()
165 	*current_vsel = voltdm->pmic->uv_to_vsel(voltdm->nominal_volt);  in omap_vc_pre_scale()
168 	vc_cmdval = voltdm->read(vc->cmdval_reg);  in omap_vc_pre_scale()
171 	voltdm->write(vc_cmdval, vc->cmdval_reg);  in omap_vc_pre_scale()
173 	voltdm->vc_param->on = target_volt;  in omap_vc_pre_scale()
175 	omap_vp_update_errorgain(voltdm, target_volt);  in omap_vc_pre_scale()
180 void omap_vc_post_scale(struct voltagedomain *voltdm,  in omap_vc_post_scale()  argument
188 	smps_delay = ((smps_steps * voltdm->pmic->step_size) /  in omap_vc_post_scale()
189 			voltdm->pmic->slew_rate) + 2;  in omap_vc_post_scale()
194 int omap_vc_bypass_scale(struct voltagedomain *voltdm,  in omap_vc_bypass_scale()  argument
197 	struct omap_vc_channel *vc = voltdm->vc;  in omap_vc_bypass_scale()
203 	ret = omap_vc_pre_scale(voltdm, target_volt, &target_vsel, &current_vsel);  in omap_vc_bypass_scale()
213 	voltdm->write(vc_bypass_value, vc_bypass_val_reg);  in omap_vc_bypass_scale()
214 	voltdm->write(vc_bypass_value | vc_valid, vc_bypass_val_reg);  in omap_vc_bypass_scale()
216 	vc_bypass_value = voltdm->read(vc_bypass_val_reg);  in omap_vc_bypass_scale()
235 		vc_bypass_value = voltdm->read(vc_bypass_val_reg);  in omap_vc_bypass_scale()
238 	omap_vc_post_scale(voltdm, target_volt, target_vsel, current_vsel);  in omap_vc_bypass_scale()
333 static void __init omap3_vc_init_pmic_signaling(struct voltagedomain *voltdm)  in omap3_vc_init_pmic_signaling()  argument
340 	vc.vd = voltdm;  in omap3_vc_init_pmic_signaling()
342 	val = voltdm->read(OMAP3_PRM_POLCTRL_OFFSET);  in omap3_vc_init_pmic_signaling()
349 		voltdm->write(val, OMAP3_PRM_POLCTRL_OFFSET);  in omap3_vc_init_pmic_signaling()
363 	val = voltdm->read(OMAP3_PRM_VOLTCTRL_OFFSET);  in omap3_vc_init_pmic_signaling()
368 		voltdm->write(val, OMAP3_PRM_VOLTCTRL_OFFSET);  in omap3_vc_init_pmic_signaling()
375 static void omap3_init_voltsetup1(struct voltagedomain *voltdm,  in omap3_init_voltsetup1()  argument
380 	val = (voltdm->vc_param->on - idle) / voltdm->pmic->slew_rate;  in omap3_init_voltsetup1()
381 	val *= voltdm->sys_clk.rate / 8 / 1000000 + 1;  in omap3_init_voltsetup1()
382 	val <<= __ffs(voltdm->vfsm->voltsetup_mask);  in omap3_init_voltsetup1()
383 	c->voltsetup1 &= ~voltdm->vfsm->voltsetup_mask;  in omap3_init_voltsetup1()
403 static void omap3_set_i2c_timings(struct voltagedomain *voltdm)  in omap3_set_i2c_timings()  argument
408 	omap3_init_voltsetup1(voltdm, c, voltdm->vc_param->off);  in omap3_set_i2c_timings()
411 	omap3_init_voltsetup1(voltdm, c, voltdm->vc_param->ret);  in omap3_set_i2c_timings()
429 static void omap3_set_off_timings(struct voltagedomain *voltdm)  in omap3_set_off_timings()  argument
454 	voltdm->write(clksetup, OMAP3_PRM_CLKSETUP_OFFSET);  in omap3_set_off_timings()
455 	voltdm->write(voltoffset, OMAP3_PRM_VOLTOFFSET_OFFSET);  in omap3_set_off_timings()
458 static void __init omap3_vc_init_channel(struct voltagedomain *voltdm)  in omap3_vc_init_channel()  argument
460 	omap3_vc_init_pmic_signaling(voltdm);  in omap3_vc_init_channel()
461 	omap3_set_off_timings(voltdm);  in omap3_vc_init_channel()
462 	omap3_set_i2c_timings(voltdm);  in omap3_vc_init_channel()
475 static u32 omap4_calc_volt_ramp(struct voltagedomain *voltdm, u32 voltage_diff)  in omap4_calc_volt_ramp()  argument
481 	time = voltage_diff / voltdm->pmic->slew_rate;  in omap4_calc_volt_ramp()
483 	cycles = voltdm->sys_clk.rate / 1000 * time / 1000;  in omap4_calc_volt_ramp()
511 			voltdm->name);  in omap4_calc_volt_ramp()
552 static void omap4_set_timings(struct voltagedomain *voltdm, bool off_mode)  in omap4_set_timings()  argument
560 		ramp = omap4_calc_volt_ramp(voltdm,  in omap4_set_timings()
561 			voltdm->vc_param->on - voltdm->vc_param->off);  in omap4_set_timings()
562 		offset = voltdm->vfsm->voltsetup_off_reg;  in omap4_set_timings()
564 		ramp = omap4_calc_volt_ramp(voltdm,  in omap4_set_timings()
565 			voltdm->vc_param->on - voltdm->vc_param->ret);  in omap4_set_timings()
566 		offset = voltdm->vfsm->voltsetup_reg;  in omap4_set_timings()
572 	val = voltdm->read(offset);  in omap4_set_timings()
578 	voltdm->write(val, offset);  in omap4_set_timings()
590 static void __init omap4_vc_init_pmic_signaling(struct voltagedomain *voltdm)  in omap4_vc_init_pmic_signaling()  argument
595 	vc.vd = voltdm;  in omap4_vc_init_pmic_signaling()
596 	voltdm->write(OMAP4_VDD_DEFAULT_VAL, OMAP4_PRM_VOLTCTRL_OFFSET);  in omap4_vc_init_pmic_signaling()
600 static void __init omap4_vc_init_channel(struct voltagedomain *voltdm)  in omap4_vc_init_channel()  argument
602 	omap4_vc_init_pmic_signaling(voltdm);  in omap4_vc_init_channel()
603 	omap4_set_timings(voltdm, true);  in omap4_vc_init_channel()
604 	omap4_set_timings(voltdm, false);  in omap4_vc_init_channel()
665 static void __init omap4_vc_i2c_timing_init(struct voltagedomain *voltdm)  in omap4_vc_i2c_timing_init()  argument
672 	if (!voltdm->pmic->i2c_high_speed) {  in omap4_vc_i2c_timing_init()
684 	capacitance += voltdm->pmic->i2c_pad_load;  in omap4_vc_i2c_timing_init()
693 	switch (voltdm->sys_clk.rate) {  in omap4_vc_i2c_timing_init()
711 			voltdm->sys_clk.rate);  in omap4_vc_i2c_timing_init()
727 	voltdm->write(val, OMAP4_PRM_VC_CFG_I2C_CLK_OFFSET);  in omap4_vc_i2c_timing_init()
745 static void __init omap_vc_i2c_init(struct voltagedomain *voltdm)  in omap_vc_i2c_init()  argument
747 	struct omap_vc_channel *vc = voltdm->vc;  in omap_vc_i2c_init()
753 		if (voltdm->pmic->i2c_high_speed != i2c_high_speed)  in omap_vc_i2c_init()
755 				__func__, voltdm->name, i2c_high_speed);  in omap_vc_i2c_init()
766 	i2c_high_speed = voltdm->pmic->i2c_high_speed;  in omap_vc_i2c_init()
768 		voltdm->rmw(vc->common->i2c_cfg_clear_mask,  in omap_vc_i2c_init()
772 	mcode = voltdm->pmic->i2c_mcode;  in omap_vc_i2c_init()
774 		voltdm->rmw(vc->common->i2c_mcode_mask,  in omap_vc_i2c_init()
779 		omap4_vc_i2c_timing_init(voltdm);  in omap_vc_i2c_init()
794 static u8 omap_vc_calc_vsel(struct voltagedomain *voltdm, u32 uvolt)  in omap_vc_calc_vsel()  argument
796 	if (voltdm->pmic->vddmin > uvolt)  in omap_vc_calc_vsel()
797 		uvolt = voltdm->pmic->vddmin;  in omap_vc_calc_vsel()
798 	if (voltdm->pmic->vddmax < uvolt) {  in omap_vc_calc_vsel()
800 			__func__, uvolt, voltdm->pmic->vddmax);  in omap_vc_calc_vsel()
802 		uvolt = voltdm->pmic->vddmax;  in omap_vc_calc_vsel()
805 	return voltdm->pmic->uv_to_vsel(uvolt);  in omap_vc_calc_vsel()
823 void __init omap_vc_init_channel(struct voltagedomain *voltdm)  in omap_vc_init_channel()  argument
825 	struct omap_vc_channel *vc = voltdm->vc;  in omap_vc_init_channel()
829 	if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) {  in omap_vc_init_channel()
830 		pr_err("%s: No PMIC info for vdd_%s\n", __func__, voltdm->name);  in omap_vc_init_channel()
834 	if (!voltdm->read || !voltdm->write) {  in omap_vc_init_channel()
836 			__func__, voltdm->name);  in omap_vc_init_channel()
847 	vc->i2c_slave_addr = voltdm->pmic->i2c_slave_addr;  in omap_vc_init_channel()
848 	vc->volt_reg_addr = voltdm->pmic->volt_reg_addr;  in omap_vc_init_channel()
849 	vc->cmd_reg_addr = voltdm->pmic->cmd_reg_addr;  in omap_vc_init_channel()
852 	voltdm->rmw(vc->smps_sa_mask,  in omap_vc_init_channel()
860 	voltdm->rmw(vc->smps_volra_mask,  in omap_vc_init_channel()
866 		voltdm->rmw(vc->smps_cmdra_mask,  in omap_vc_init_channel()
876 	on_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->on);  in omap_vc_init_channel()
877 	onlp_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->onlp);  in omap_vc_init_channel()
878 	ret_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->ret);  in omap_vc_init_channel()
879 	off_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->off);  in omap_vc_init_channel()
885 	voltdm->write(val, vc->cmdval_reg);  in omap_vc_init_channel()
889 	omap_vc_config_channel(voltdm);  in omap_vc_init_channel()
891 	omap_vc_i2c_init(voltdm);  in omap_vc_init_channel()
894 		omap3_vc_init_channel(voltdm);  in omap_vc_init_channel()
896 		omap4_vc_init_channel(voltdm);  in omap_vc_init_channel()