96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
|
/*
|
||
|
* OMAP3 voltage domain data
|
||
|
*
|
||
|
* Copyright (C) 2007, 2010 Texas Instruments, Inc.
|
||
|
* Rajendra Nayak <rnayak@ti.com>
|
||
|
* Lesly A M <x0080970@ti.com>
|
||
|
* Thara Gopinath <thara@ti.com>
|
||
|
*
|
||
|
* Copyright (C) 2008, 2011 Nokia Corporation
|
||
|
* Kalle Jokiniemi
|
||
|
* Paul Walmsley
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
* published by the Free Software Foundation.
|
||
|
*/
|
||
|
#include <linux/kernel.h>
|
||
|
#include <linux/err.h>
|
||
|
#include <linux/init.h>
|
||
|
|
||
|
#include <plat/common.h>
|
||
|
#include <plat/cpu.h>
|
||
|
|
||
|
#include "prm-regbits-34xx.h"
|
||
|
#include "omap_opp_data.h"
|
||
|
#include "voltage.h"
|
||
|
#include "vc.h"
|
||
|
#include "vp.h"
|
||
|
|
||
|
/*
|
||
|
* VDD data
|
||
|
*/
|
||
|
|
||
|
static const struct omap_vfsm_instance_data omap3_vdd1_vfsm_data = {
|
||
|
.voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
|
||
|
.voltsetup_shift = OMAP3430_SETUP_TIME1_SHIFT,
|
||
|
.voltsetup_mask = OMAP3430_SETUP_TIME1_MASK,
|
||
|
};
|
||
|
|
||
|
static struct omap_vdd_info omap3_vdd1_info = {
|
||
|
.vp_data = &omap3_vp1_data,
|
||
|
.vc_data = &omap3_vc1_data,
|
||
|
.vfsm = &omap3_vdd1_vfsm_data,
|
||
|
.voltdm = {
|
||
|
.name = "mpu",
|
||
|
},
|
||
|
};
|
||
|
|
||
|
static const struct omap_vfsm_instance_data omap3_vdd2_vfsm_data = {
|
||
|
.voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
|
||
|
.voltsetup_shift = OMAP3430_SETUP_TIME2_SHIFT,
|
||
|
.voltsetup_mask = OMAP3430_SETUP_TIME2_MASK,
|
||
|
};
|
||
|
|
||
|
static struct omap_vdd_info omap3_vdd2_info = {
|
||
|
.vp_data = &omap3_vp2_data,
|
||
|
.vc_data = &omap3_vc2_data,
|
||
|
.vfsm = &omap3_vdd2_vfsm_data,
|
||
|
.voltdm = {
|
||
|
.name = "core",
|
||
|
},
|
||
|
};
|
||
|
|
||
|
/* OMAP3 VDD structures */
|
||
|
static struct omap_vdd_info *omap3_vdd_info[] = {
|
||
|
&omap3_vdd1_info,
|
||
|
&omap3_vdd2_info,
|
||
|
};
|
||
|
|
||
|
/* OMAP3 specific voltage init functions */
|
||
|
static int __init omap3xxx_voltage_early_init(void)
|
||
|
{
|
||
|
s16 prm_mod = OMAP3430_GR_MOD;
|
||
|
s16 prm_irqst_ocp_mod = OCP_MOD;
|
||
|
|
||
|
if (!cpu_is_omap34xx())
|
||
|
return 0;
|
||
|
|
||
|
/*
|
||
|
* XXX Will depend on the process, validation, and binning
|
||
|
* for the currently-running IC
|
||
|
*/
|
||
|
if (cpu_is_omap3630()) {
|
||
|
omap3_vdd1_info.volt_data = omap36xx_vddmpu_volt_data;
|
||
|
omap3_vdd2_info.volt_data = omap36xx_vddcore_volt_data;
|
||
|
} else {
|
||
|
omap3_vdd1_info.volt_data = omap34xx_vddmpu_volt_data;
|
||
|
omap3_vdd2_info.volt_data = omap34xx_vddcore_volt_data;
|
||
|
}
|
||
|
|
||
|
return omap_voltage_early_init(prm_mod, prm_irqst_ocp_mod,
|
||
|
omap3_vdd_info,
|
||
|
ARRAY_SIZE(omap3_vdd_info));
|
||
|
};
|
||
|
core_initcall(omap3xxx_voltage_early_init);
|