forked from Minki/linux
c3ed359c66
This patch adds required structures for powerdomain initialization on the ti816x. It is impossible to use omap3430 structures in order to initialize powerdomains on ti816x, because there are big differences between PRCM module base address offsets on these CPUs. Signed-off-by: Aida Mynzhasova <aida.mynzhasova@skitlab.ru> Signed-off-by: Tony Lindgren <tony@atomide.com>
497 lines
12 KiB
C
497 lines
12 KiB
C
/*
|
|
* OMAP3 powerdomain definitions
|
|
*
|
|
* Copyright (C) 2007-2008, 2011 Texas Instruments, Inc.
|
|
* Copyright (C) 2007-2011 Nokia Corporation
|
|
*
|
|
* Paul Walmsley, Jouni Högander
|
|
*
|
|
* 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 <linux/bug.h>
|
|
|
|
#include "soc.h"
|
|
#include "powerdomain.h"
|
|
#include "powerdomains2xxx_3xxx_data.h"
|
|
#include "prcm-common.h"
|
|
#include "prm2xxx_3xxx.h"
|
|
#include "prm-regbits-34xx.h"
|
|
#include "cm2xxx_3xxx.h"
|
|
#include "cm-regbits-34xx.h"
|
|
|
|
/*
|
|
* 34XX-specific powerdomains, dependencies
|
|
*/
|
|
|
|
/*
|
|
* Powerdomains
|
|
*/
|
|
|
|
static struct powerdomain iva2_pwrdm = {
|
|
.name = "iva2_pwrdm",
|
|
.prcm_offs = OMAP3430_IVA2_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_OFF_RET,
|
|
.banks = 4,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_OFF_RET,
|
|
[1] = PWRSTS_OFF_RET,
|
|
[2] = PWRSTS_OFF_RET,
|
|
[3] = PWRSTS_OFF_RET,
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON,
|
|
[1] = PWRSTS_ON,
|
|
[2] = PWRSTS_OFF_ON,
|
|
[3] = PWRSTS_ON,
|
|
},
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain mpu_3xxx_pwrdm = {
|
|
.name = "mpu_pwrdm",
|
|
.prcm_offs = MPU_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_OFF_RET,
|
|
.flags = PWRDM_HAS_MPU_QUIRK,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_OFF_RET,
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_OFF_ON,
|
|
},
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain mpu_am35x_pwrdm = {
|
|
.name = "mpu_pwrdm",
|
|
.prcm_offs = MPU_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.flags = PWRDM_HAS_MPU_QUIRK,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_ON,
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON,
|
|
},
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
/*
|
|
* The USBTLL Save-and-Restore mechanism is broken on
|
|
* 3430s up to ES3.0 and 3630ES1.0. Hence this feature
|
|
* needs to be disabled on these chips.
|
|
* Refer: 3430 errata ID i459 and 3630 errata ID i579
|
|
*
|
|
* Note: setting the SAR flag could help for errata ID i478
|
|
* which applies to 3430 <= ES3.1, but since the SAR feature
|
|
* is broken, do not use it.
|
|
*/
|
|
static struct powerdomain core_3xxx_pre_es3_1_pwrdm = {
|
|
.name = "core_pwrdm",
|
|
.prcm_offs = CORE_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_OFF_RET,
|
|
.banks = 2,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
|
|
[1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
|
|
[1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain core_3xxx_es3_1_pwrdm = {
|
|
.name = "core_pwrdm",
|
|
.prcm_offs = CORE_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_OFF_RET,
|
|
/*
|
|
* Setting the SAR flag for errata ID i478 which applies
|
|
* to 3430 <= ES3.1
|
|
*/
|
|
.flags = PWRDM_HAS_HDWR_SAR, /* for USBTLL only */
|
|
.banks = 2,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
|
|
[1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
|
|
[1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain core_am35x_pwrdm = {
|
|
.name = "core_pwrdm",
|
|
.prcm_offs = CORE_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.banks = 2,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_ON, /* MEM1RETSTATE */
|
|
[1] = PWRSTS_ON, /* MEM2RETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEM1ONSTATE */
|
|
[1] = PWRSTS_ON, /* MEM2ONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain dss_pwrdm = {
|
|
.name = "dss_pwrdm",
|
|
.prcm_offs = OMAP3430_DSS_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_RET,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_RET, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain dss_am35x_pwrdm = {
|
|
.name = "dss_pwrdm",
|
|
.prcm_offs = OMAP3430_DSS_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_ON, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
/*
|
|
* Although the 34XX TRM Rev K Table 4-371 notes that retention is a
|
|
* possible SGX powerstate, the SGX device itself does not support
|
|
* retention.
|
|
*/
|
|
static struct powerdomain sgx_pwrdm = {
|
|
.name = "sgx_pwrdm",
|
|
.prcm_offs = OMAP3430ES2_SGX_MOD,
|
|
/* XXX This is accurate for 3430 SGX, but what about GFX? */
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.pwrsts_logic_ret = PWRSTS_RET,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_RET, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain sgx_am35x_pwrdm = {
|
|
.name = "sgx_pwrdm",
|
|
.prcm_offs = OMAP3430ES2_SGX_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_ON, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain cam_pwrdm = {
|
|
.name = "cam_pwrdm",
|
|
.prcm_offs = OMAP3430_CAM_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_RET,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_RET, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain per_pwrdm = {
|
|
.name = "per_pwrdm",
|
|
.prcm_offs = OMAP3430_PER_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_OFF_RET,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_RET, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain per_am35x_pwrdm = {
|
|
.name = "per_pwrdm",
|
|
.prcm_offs = OMAP3430_PER_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_ON, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain emu_pwrdm = {
|
|
.name = "emu_pwrdm",
|
|
.prcm_offs = OMAP3430_EMU_MOD,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain neon_pwrdm = {
|
|
.name = "neon_pwrdm",
|
|
.prcm_offs = OMAP3430_NEON_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_RET,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain neon_am35x_pwrdm = {
|
|
.name = "neon_pwrdm",
|
|
.prcm_offs = OMAP3430_NEON_MOD,
|
|
.pwrsts = PWRSTS_ON,
|
|
.pwrsts_logic_ret = PWRSTS_ON,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain usbhost_pwrdm = {
|
|
.name = "usbhost_pwrdm",
|
|
.prcm_offs = OMAP3430ES2_USBHOST_MOD,
|
|
.pwrsts = PWRSTS_OFF_RET_ON,
|
|
.pwrsts_logic_ret = PWRSTS_RET,
|
|
/*
|
|
* REVISIT: Enabling usb host save and restore mechanism seems to
|
|
* leave the usb host domain permanently in ACTIVE mode after
|
|
* changing the usb host power domain state from OFF to active once.
|
|
* Disabling for now.
|
|
*/
|
|
/*.flags = PWRDM_HAS_HDWR_SAR,*/ /* for USBHOST ctrlr only */
|
|
.banks = 1,
|
|
.pwrsts_mem_ret = {
|
|
[0] = PWRSTS_RET, /* MEMRETSTATE */
|
|
},
|
|
.pwrsts_mem_on = {
|
|
[0] = PWRSTS_ON, /* MEMONSTATE */
|
|
},
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain dpll1_pwrdm = {
|
|
.name = "dpll1_pwrdm",
|
|
.prcm_offs = MPU_MOD,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain dpll2_pwrdm = {
|
|
.name = "dpll2_pwrdm",
|
|
.prcm_offs = OMAP3430_IVA2_MOD,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain dpll3_pwrdm = {
|
|
.name = "dpll3_pwrdm",
|
|
.prcm_offs = PLL_MOD,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain dpll4_pwrdm = {
|
|
.name = "dpll4_pwrdm",
|
|
.prcm_offs = PLL_MOD,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain dpll5_pwrdm = {
|
|
.name = "dpll5_pwrdm",
|
|
.prcm_offs = PLL_MOD,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain device_81xx_pwrdm = {
|
|
.name = "device_pwrdm",
|
|
.prcm_offs = TI81XX_PRM_DEVICE_MOD,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain active_816x_pwrdm = {
|
|
.name = "active_pwrdm",
|
|
.prcm_offs = TI816X_PRM_ACTIVE_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain default_816x_pwrdm = {
|
|
.name = "default_pwrdm",
|
|
.prcm_offs = TI81XX_PRM_DEFAULT_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
static struct powerdomain ivahd0_816x_pwrdm = {
|
|
.name = "ivahd0_pwrdm",
|
|
.prcm_offs = TI816X_PRM_IVAHD0_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain ivahd1_816x_pwrdm = {
|
|
.name = "ivahd1_pwrdm",
|
|
.prcm_offs = TI816X_PRM_IVAHD1_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain ivahd2_816x_pwrdm = {
|
|
.name = "ivahd2_pwrdm",
|
|
.prcm_offs = TI816X_PRM_IVAHD2_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "mpu_iva" },
|
|
};
|
|
|
|
static struct powerdomain sgx_816x_pwrdm = {
|
|
.name = "sgx_pwrdm",
|
|
.prcm_offs = TI816X_PRM_SGX_MOD,
|
|
.pwrsts = PWRSTS_OFF_ON,
|
|
.voltdm = { .name = "core" },
|
|
};
|
|
|
|
/* As powerdomains are added or removed above, this list must also be changed */
|
|
static struct powerdomain *powerdomains_omap3430_common[] __initdata = {
|
|
&wkup_omap2_pwrdm,
|
|
&iva2_pwrdm,
|
|
&mpu_3xxx_pwrdm,
|
|
&neon_pwrdm,
|
|
&cam_pwrdm,
|
|
&dss_pwrdm,
|
|
&per_pwrdm,
|
|
&emu_pwrdm,
|
|
&dpll1_pwrdm,
|
|
&dpll2_pwrdm,
|
|
&dpll3_pwrdm,
|
|
&dpll4_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
static struct powerdomain *powerdomains_omap3430es1[] __initdata = {
|
|
&gfx_omap2_pwrdm,
|
|
&core_3xxx_pre_es3_1_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
/* also includes 3630ES1.0 */
|
|
static struct powerdomain *powerdomains_omap3430es2_es3_0[] __initdata = {
|
|
&core_3xxx_pre_es3_1_pwrdm,
|
|
&sgx_pwrdm,
|
|
&usbhost_pwrdm,
|
|
&dpll5_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
/* also includes 3630ES1.1+ */
|
|
static struct powerdomain *powerdomains_omap3430es3_1plus[] __initdata = {
|
|
&core_3xxx_es3_1_pwrdm,
|
|
&sgx_pwrdm,
|
|
&usbhost_pwrdm,
|
|
&dpll5_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
static struct powerdomain *powerdomains_am35x[] __initdata = {
|
|
&wkup_omap2_pwrdm,
|
|
&mpu_am35x_pwrdm,
|
|
&neon_am35x_pwrdm,
|
|
&core_am35x_pwrdm,
|
|
&sgx_am35x_pwrdm,
|
|
&dss_am35x_pwrdm,
|
|
&per_am35x_pwrdm,
|
|
&emu_pwrdm,
|
|
&dpll1_pwrdm,
|
|
&dpll3_pwrdm,
|
|
&dpll4_pwrdm,
|
|
&dpll5_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
static struct powerdomain *powerdomains_ti81xx[] __initdata = {
|
|
&device_81xx_pwrdm,
|
|
&active_816x_pwrdm,
|
|
&default_816x_pwrdm,
|
|
&ivahd0_816x_pwrdm,
|
|
&ivahd1_816x_pwrdm,
|
|
&ivahd2_816x_pwrdm,
|
|
&sgx_816x_pwrdm,
|
|
NULL
|
|
};
|
|
|
|
void __init omap3xxx_powerdomains_init(void)
|
|
{
|
|
unsigned int rev;
|
|
|
|
if (!cpu_is_omap34xx())
|
|
return;
|
|
|
|
pwrdm_register_platform_funcs(&omap3_pwrdm_operations);
|
|
|
|
rev = omap_rev();
|
|
|
|
if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) {
|
|
pwrdm_register_pwrdms(powerdomains_am35x);
|
|
} else if (rev == TI8168_REV_ES1_0 || rev == TI8168_REV_ES1_1
|
|
|| rev == TI8168_REV_ES2_0 || rev == TI8168_REV_ES2_1) {
|
|
pwrdm_register_pwrdms(powerdomains_ti81xx);
|
|
} else {
|
|
pwrdm_register_pwrdms(powerdomains_omap3430_common);
|
|
|
|
switch (rev) {
|
|
case OMAP3430_REV_ES1_0:
|
|
pwrdm_register_pwrdms(powerdomains_omap3430es1);
|
|
break;
|
|
case OMAP3430_REV_ES2_0:
|
|
case OMAP3430_REV_ES2_1:
|
|
case OMAP3430_REV_ES3_0:
|
|
case OMAP3630_REV_ES1_0:
|
|
pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0);
|
|
break;
|
|
case OMAP3430_REV_ES3_1:
|
|
case OMAP3430_REV_ES3_1_2:
|
|
case OMAP3630_REV_ES1_1:
|
|
case OMAP3630_REV_ES1_2:
|
|
pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus);
|
|
break;
|
|
default:
|
|
WARN(1, "OMAP3 powerdomain init: unknown chip type\n");
|
|
}
|
|
}
|
|
|
|
pwrdm_complete_init();
|
|
}
|