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ARM: OMAP AM33xx: voltagedomain: Add voltage domain data

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Currently dummy voltage domain data is being created
in order to succeed boot process, nothing has been done
w.r.t actual hardware (voltage control).

Also, hook up the AM33XX voltage domain to OMAP framework.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Kevin Hilman <khilman@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Acked-by: Kevin Hilman <khilman@ti.com>
[paul@pwsan.com: updated for 3.5]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Vaibhav Hiremath 2012-06-18 00:47:26 -06:00 committed by Paul Walmsley
parent 2e113c648d
commit ce3fc89a4e
5 changed files with 47 additions and 0 deletions
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1
arch/arm/mach-omap2/Makefile
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@ -99,6 +99,7 @@ obj-$(CONFIG_ARCH_OMAP3) += $(voltagedomain-common)
obj-$(CONFIG_ARCH_OMAP3) += voltagedomains3xxx_data.o
obj-$(CONFIG_ARCH_OMAP4) += $(voltagedomain-common)
obj-$(CONFIG_ARCH_OMAP4) += voltagedomains44xx_data.o
obj-$(CONFIG_SOC_AM33XX) += voltagedomains33xx_data.o
# OMAP powerdomain framework
powerdomain-common += powerdomain.o powerdomain-common.o

1
arch/arm/mach-omap2/common.h
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@ -129,6 +129,7 @@ void omap3430_init_early(void);
void omap35xx_init_early(void);
void omap3630_init_early(void);
void omap3_init_early(void); /* Do not use this one */
void am33xx_init_early(void);
void am35xx_init_early(void);
void ti81xx_init_early(void);
void am33xx_init_early(void);

1
arch/arm/mach-omap2/io.c
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@ -484,6 +484,7 @@ void __init am33xx_init_early(void)
omap3xxx_check_revision();
ti81xx_check_features();
omap_common_init_early();
am33xx_voltagedomains_init();
}
#endif

1
arch/arm/mach-omap2/voltage.h
View File

@ -156,6 +156,7 @@ int omap_voltage_late_init(void);
extern void omap2xxx_voltagedomains_init(void);
extern void omap3xxx_voltagedomains_init(void);
extern void am33xx_voltagedomains_init(void);
extern void omap44xx_voltagedomains_init(void);
struct voltagedomain *voltdm_lookup(const char *name);

43
arch/arm/mach-omap2/voltagedomains33xx_data.c Normal file
View File

@ -0,0 +1,43 @@
/*
* AM33XX voltage domain data
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include "voltage.h"
static struct voltagedomain am33xx_voltdm_mpu = {
.name = "mpu",
};
static struct voltagedomain am33xx_voltdm_core = {
.name = "core",
};
static struct voltagedomain am33xx_voltdm_rtc = {
.name = "rtc",
};
static struct voltagedomain *voltagedomains_am33xx[] __initdata = {
&am33xx_voltdm_mpu,
&am33xx_voltdm_core,
&am33xx_voltdm_rtc,
NULL,
};
void __init am33xx_voltagedomains_init(void)
{
voltdm_init(voltagedomains_am33xx);
}