// SPDX-License-Identifier: GPL-2.0-only
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/*
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* OMAP3 voltage domain data
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*
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* Copyright (C) 2007, 2010 Texas Instruments, Inc.
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* Rajendra Nayak <rnayak@ti.com>
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* Lesly A M <x0080970@ti.com>
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* Thara Gopinath <thara@ti.com>
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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/kernel.h>
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#include <linux/err.h>
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#include <linux/init.h>
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#include "soc.h"
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#include "common.h"
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#include "prm-regbits-34xx.h"
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#include "omap_opp_data.h"
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#include "voltage.h"
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#include "vc.h"
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#include "vp.h"
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/*
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* VDD data
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*/
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/* OMAP3-common voltagedomain data */
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static struct voltagedomain omap3_voltdm_wkup = {
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.name = "wakeup",
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};
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/* 34xx/36xx voltagedomain data */
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static const struct omap_vfsm_instance omap3_vdd1_vfsm = {
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.voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
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.voltsetup_mask = OMAP3430_SETUP_TIME1_MASK,
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};
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static const struct omap_vfsm_instance omap3_vdd2_vfsm = {
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.voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
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.voltsetup_mask = OMAP3430_SETUP_TIME2_MASK,
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};
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static struct voltagedomain omap3_voltdm_mpu = {
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.name = "mpu_iva",
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.scalable = true,
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.read = omap3_prm_vcvp_read,
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.write = omap3_prm_vcvp_write,
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.rmw = omap3_prm_vcvp_rmw,
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.vc = &omap3_vc_mpu,
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.vfsm = &omap3_vdd1_vfsm,
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.vp = &omap3_vp_mpu,
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};
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static struct voltagedomain omap3_voltdm_core = {
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.name = "core",
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.scalable = true,
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.read = omap3_prm_vcvp_read,
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.write = omap3_prm_vcvp_write,
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.rmw = omap3_prm_vcvp_rmw,
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.vc = &omap3_vc_core,
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.vfsm = &omap3_vdd2_vfsm,
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.vp = &omap3_vp_core,
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};
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static struct voltagedomain *voltagedomains_omap3[] __initdata = {
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&omap3_voltdm_mpu,
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&omap3_voltdm_core,
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&omap3_voltdm_wkup,
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NULL,
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};
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/* AM35xx voltagedomain data */
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static struct voltagedomain am35xx_voltdm_mpu = {
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.name = "mpu_iva",
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};
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static struct voltagedomain am35xx_voltdm_core = {
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.name = "core",
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};
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static struct voltagedomain *voltagedomains_am35xx[] __initdata = {
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&am35xx_voltdm_mpu,
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&am35xx_voltdm_core,
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&omap3_voltdm_wkup,
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NULL,
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};
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static const char *const sys_clk_name __initconst = "sys_ck";
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void __init omap3xxx_voltagedomains_init(void)
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{
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struct voltagedomain *voltdm;
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struct voltagedomain **voltdms;
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int i;
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/*
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* XXX Will depend on the process, validation, and binning
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* for the currently-running IC
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*/
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#ifdef CONFIG_PM_OPP
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if (cpu_is_omap3630()) {
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omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data;
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omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data;
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} else {
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omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data;
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omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data;
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}
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#endif
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omap3_voltdm_mpu.vp_param = &omap3_mpu_vp_data;
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omap3_voltdm_core.vp_param = &omap3_core_vp_data;
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omap3_voltdm_mpu.vc_param = &omap3_mpu_vc_data;
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omap3_voltdm_core.vc_param = &omap3_core_vc_data;
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if (soc_is_am35xx())
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voltdms = voltagedomains_am35xx;
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else
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voltdms = voltagedomains_omap3;
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for (i = 0; voltdm = voltdms[i], voltdm; i++)
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voltdm->sys_clk.name = sys_clk_name;
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voltdm_init(voltdms);
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};
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