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ARM: OMAP2+: PM: AM43x powerdomain data 

Add the data file to describe all power domains in AM43x SoC.
OMAP4 powerdomain operations is being reused here.

Signed-off-by: Ambresh K <ambresh@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Acked-by: Rajendra Nayak <rnayak@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Ambresh K 2013-10-12 15:45:54 +05:30 committed by Paul Walmsley
parent 37fbc27e2c
commit eadc62fc43
2 changed files with 137 additions and 0 deletions
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1
arch/arm/mach-omap2/powerdomain.h
View File

@ -257,6 +257,7 @@ extern void am33xx_powerdomains_init(void);
extern void omap44xx_powerdomains_init(void);
extern void omap54xx_powerdomains_init(void);
extern void dra7xx_powerdomains_init(void);
void am43xx_powerdomains_init(void);
extern struct pwrdm_ops omap2_pwrdm_operations;
extern struct pwrdm_ops omap3_pwrdm_operations;

136
arch/arm/mach-omap2/powerdomains43xx_data.c Normal file
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@ -0,0 +1,136 @@
/*
* AM43xx Power domains framework
*
* Copyright (C) 2013 Texas Instruments, Inc.
*
* 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/init.h>
#include "powerdomain.h"
#include "prcm-common.h"
#include "prcm44xx.h"
#include "prcm43xx.h"
static struct powerdomain gfx_43xx_pwrdm = {
.name = "gfx_pwrdm",
.voltdm = { .name = "core" },
.prcm_offs = AM43XX_PRM_GFX_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_OFF_ON,
.banks = 1,
.pwrsts_mem_on = {
[0] = PWRSTS_ON, /* gfx_mem */
},
.flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
};
static struct powerdomain mpu_43xx_pwrdm = {
.name = "mpu_pwrdm",
.voltdm = { .name = "mpu" },
.prcm_offs = AM43XX_PRM_MPU_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRSTS_OFF_RET,
.banks = 3,
.pwrsts_mem_ret = {
[0] = PWRSTS_OFF_RET, /* mpu_l1 */
[1] = PWRSTS_OFF_RET, /* mpu_l2 */
[2] = PWRSTS_OFF_RET, /* mpu_ram */
},
.pwrsts_mem_on = {
[0] = PWRSTS_ON, /* mpu_l1 */
[1] = PWRSTS_ON, /* mpu_l2 */
[2] = PWRSTS_ON, /* mpu_ram */
},
.flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
};
static struct powerdomain rtc_43xx_pwrdm = {
.name = "rtc_pwrdm",
.voltdm = { .name = "rtc" },
.prcm_offs = AM43XX_PRM_RTC_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_ON,
};
static struct powerdomain wkup_43xx_pwrdm = {
.name = "wkup_pwrdm",
.voltdm = { .name = "core" },
.prcm_offs = AM43XX_PRM_WKUP_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_ON,
.banks = 1,
.pwrsts_mem_on = {
[0] = PWRSTS_ON, /* debugss_mem */
},
};
static struct powerdomain tamper_43xx_pwrdm = {
.name = "tamper_pwrdm",
.voltdm = { .name = "tamper" },
.prcm_offs = AM43XX_PRM_TAMPER_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_ON,
};
static struct powerdomain cefuse_43xx_pwrdm = {
.name = "cefuse_pwrdm",
.voltdm = { .name = "core" },
.prcm_offs = AM43XX_PRM_CEFUSE_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_OFF_ON,
.flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
};
static struct powerdomain per_43xx_pwrdm = {
.name = "per_pwrdm",
.voltdm = { .name = "core" },
.prcm_offs = AM43XX_PRM_PER_INST,
.prcm_partition = AM43XX_PRM_PARTITION,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRSTS_OFF_RET,
.banks = 4,
.pwrsts_mem_ret = {
[0] = PWRSTS_OFF_RET, /* icss_mem */
[1] = PWRSTS_OFF_RET, /* per_mem */
[2] = PWRSTS_OFF_RET, /* ram1_mem */
[3] = PWRSTS_OFF_RET, /* ram2_mem */
},
.pwrsts_mem_on = {
[0] = PWRSTS_ON, /* icss_mem */
[1] = PWRSTS_ON, /* per_mem */
[2] = PWRSTS_ON, /* ram1_mem */
[3] = PWRSTS_ON, /* ram2_mem */
},
.flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
};
static struct powerdomain *powerdomains_am43xx[] __initdata = {
&gfx_43xx_pwrdm,
&mpu_43xx_pwrdm,
&rtc_43xx_pwrdm,
&wkup_43xx_pwrdm,
&tamper_43xx_pwrdm,
&cefuse_43xx_pwrdm,
&per_43xx_pwrdm,
NULL
};
static int am43xx_check_vcvp(void)
{
return 0;
}
void __init am43xx_powerdomains_init(void)
{
omap4_pwrdm_operations.pwrdm_has_voltdm = am43xx_check_vcvp;
pwrdm_register_platform_funcs(&omap4_pwrdm_operations);
pwrdm_register_pwrdms(powerdomains_am43xx);
pwrdm_complete_init();
}