mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
722 lines
16 KiB
722 lines
16 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
/* |
|
* linux/arch/arm/mach-omap2/io.c |
|
* |
|
* OMAP2 I/O mapping code |
|
* |
|
* Copyright (C) 2005 Nokia Corporation |
|
* Copyright (C) 2007-2009 Texas Instruments |
|
* |
|
* Author: |
|
* Juha Yrjola <[email protected]> |
|
* Syed Khasim <[email protected]> |
|
* |
|
* Added OMAP4 support - Santosh Shilimkar <[email protected]> |
|
*/ |
|
#include <linux/module.h> |
|
#include <linux/kernel.h> |
|
#include <linux/init.h> |
|
#include <linux/io.h> |
|
#include <linux/clk.h> |
|
|
|
#include <asm/tlb.h> |
|
#include <asm/mach/map.h> |
|
|
|
#include <linux/omap-dma.h> |
|
|
|
#include "omap_hwmod.h" |
|
#include "soc.h" |
|
#include "iomap.h" |
|
#include "voltage.h" |
|
#include "powerdomain.h" |
|
#include "clockdomain.h" |
|
#include "common.h" |
|
#include "clock.h" |
|
#include "clock2xxx.h" |
|
#include "clock3xxx.h" |
|
#include "sdrc.h" |
|
#include "control.h" |
|
#include "serial.h" |
|
#include "sram.h" |
|
#include "cm2xxx.h" |
|
#include "cm3xxx.h" |
|
#include "cm33xx.h" |
|
#include "cm44xx.h" |
|
#include "prm.h" |
|
#include "cm.h" |
|
#include "prcm_mpu44xx.h" |
|
#include "prminst44xx.h" |
|
#include "prm2xxx.h" |
|
#include "prm3xxx.h" |
|
#include "prm33xx.h" |
|
#include "prm44xx.h" |
|
#include "opp2xxx.h" |
|
#include "omap-secure.h" |
|
|
|
/* |
|
* omap_clk_soc_init: points to a function that does the SoC-specific |
|
* clock initializations |
|
*/ |
|
static int (*omap_clk_soc_init)(void); |
|
|
|
/* |
|
* The machine specific code may provide the extra mapping besides the |
|
* default mapping provided here. |
|
*/ |
|
|
|
#if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) |
|
static struct map_desc omap24xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L3_24XX_VIRT, |
|
.pfn = __phys_to_pfn(L3_24XX_PHYS), |
|
.length = L3_24XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = L4_24XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_24XX_PHYS), |
|
.length = L4_24XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
}; |
|
|
|
#ifdef CONFIG_SOC_OMAP2420 |
|
static struct map_desc omap242x_io_desc[] __initdata = { |
|
{ |
|
.virtual = DSP_MEM_2420_VIRT, |
|
.pfn = __phys_to_pfn(DSP_MEM_2420_PHYS), |
|
.length = DSP_MEM_2420_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = DSP_IPI_2420_VIRT, |
|
.pfn = __phys_to_pfn(DSP_IPI_2420_PHYS), |
|
.length = DSP_IPI_2420_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = DSP_MMU_2420_VIRT, |
|
.pfn = __phys_to_pfn(DSP_MMU_2420_PHYS), |
|
.length = DSP_MMU_2420_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
}; |
|
|
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP2430 |
|
static struct map_desc omap243x_io_desc[] __initdata = { |
|
{ |
|
.virtual = L4_WK_243X_VIRT, |
|
.pfn = __phys_to_pfn(L4_WK_243X_PHYS), |
|
.length = L4_WK_243X_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP243X_GPMC_VIRT, |
|
.pfn = __phys_to_pfn(OMAP243X_GPMC_PHYS), |
|
.length = OMAP243X_GPMC_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP243X_SDRC_VIRT, |
|
.pfn = __phys_to_pfn(OMAP243X_SDRC_PHYS), |
|
.length = OMAP243X_SDRC_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP243X_SMS_VIRT, |
|
.pfn = __phys_to_pfn(OMAP243X_SMS_PHYS), |
|
.length = OMAP243X_SMS_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
}; |
|
#endif |
|
#endif |
|
|
|
#ifdef CONFIG_ARCH_OMAP3 |
|
static struct map_desc omap34xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L3_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L3_34XX_PHYS), |
|
.length = L3_34XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = L4_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_34XX_PHYS), |
|
.length = L4_34XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP34XX_GPMC_VIRT, |
|
.pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS), |
|
.length = OMAP34XX_GPMC_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP343X_SMS_VIRT, |
|
.pfn = __phys_to_pfn(OMAP343X_SMS_PHYS), |
|
.length = OMAP343X_SMS_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = OMAP343X_SDRC_VIRT, |
|
.pfn = __phys_to_pfn(OMAP343X_SDRC_PHYS), |
|
.length = OMAP343X_SDRC_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = L4_PER_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER_34XX_PHYS), |
|
.length = L4_PER_34XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = L4_EMU_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_EMU_34XX_PHYS), |
|
.length = L4_EMU_34XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
}; |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_TI81XX |
|
static struct map_desc omapti81xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L4_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_34XX_PHYS), |
|
.length = L4_34XX_SIZE, |
|
.type = MT_DEVICE |
|
} |
|
}; |
|
#endif |
|
|
|
#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) |
|
static struct map_desc omapam33xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L4_34XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_34XX_PHYS), |
|
.length = L4_34XX_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = L4_WK_AM33XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_WK_AM33XX_PHYS), |
|
.length = L4_WK_AM33XX_SIZE, |
|
.type = MT_DEVICE |
|
} |
|
}; |
|
#endif |
|
|
|
#ifdef CONFIG_ARCH_OMAP4 |
|
static struct map_desc omap44xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L3_44XX_VIRT, |
|
.pfn = __phys_to_pfn(L3_44XX_PHYS), |
|
.length = L3_44XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_44XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_44XX_PHYS), |
|
.length = L4_44XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_PER_44XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER_44XX_PHYS), |
|
.length = L4_PER_44XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
}; |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP5 |
|
static struct map_desc omap54xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L3_54XX_VIRT, |
|
.pfn = __phys_to_pfn(L3_54XX_PHYS), |
|
.length = L3_54XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_54XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_54XX_PHYS), |
|
.length = L4_54XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_WK_54XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_WK_54XX_PHYS), |
|
.length = L4_WK_54XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_PER_54XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER_54XX_PHYS), |
|
.length = L4_PER_54XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
}; |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_DRA7XX |
|
static struct map_desc dra7xx_io_desc[] __initdata = { |
|
{ |
|
.virtual = L4_CFG_MPU_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_CFG_MPU_DRA7XX_PHYS), |
|
.length = L4_CFG_MPU_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L3_MAIN_SN_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L3_MAIN_SN_DRA7XX_PHYS), |
|
.length = L3_MAIN_SN_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_PER1_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER1_DRA7XX_PHYS), |
|
.length = L4_PER1_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_PER2_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER2_DRA7XX_PHYS), |
|
.length = L4_PER2_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_PER3_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_PER3_DRA7XX_PHYS), |
|
.length = L4_PER3_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_CFG_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_CFG_DRA7XX_PHYS), |
|
.length = L4_CFG_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
{ |
|
.virtual = L4_WKUP_DRA7XX_VIRT, |
|
.pfn = __phys_to_pfn(L4_WKUP_DRA7XX_PHYS), |
|
.length = L4_WKUP_DRA7XX_SIZE, |
|
.type = MT_DEVICE, |
|
}, |
|
}; |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP2420 |
|
void __init omap242x_map_io(void) |
|
{ |
|
iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); |
|
iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc)); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP2430 |
|
void __init omap243x_map_io(void) |
|
{ |
|
iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); |
|
iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc)); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_ARCH_OMAP3 |
|
void __init omap3_map_io(void) |
|
{ |
|
iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc)); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_TI81XX |
|
void __init ti81xx_map_io(void) |
|
{ |
|
iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc)); |
|
} |
|
#endif |
|
|
|
#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) |
|
void __init am33xx_map_io(void) |
|
{ |
|
iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc)); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_ARCH_OMAP4 |
|
void __init omap4_map_io(void) |
|
{ |
|
iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc)); |
|
omap_barriers_init(); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP5 |
|
void __init omap5_map_io(void) |
|
{ |
|
iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc)); |
|
omap_barriers_init(); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_DRA7XX |
|
void __init dra7xx_map_io(void) |
|
{ |
|
iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc)); |
|
omap_barriers_init(); |
|
} |
|
#endif |
|
/* |
|
* omap2_init_reprogram_sdrc - reprogram SDRC timing parameters |
|
* |
|
* Sets the CORE DPLL3 M2 divider to the same value that it's at |
|
* currently. This has the effect of setting the SDRC SDRAM AC timing |
|
* registers to the values currently defined by the kernel. Currently |
|
* only defined for OMAP3; will return 0 if called on OMAP2. Returns |
|
* -EINVAL if the dpll3_m2_ck cannot be found, 0 if called on OMAP2, |
|
* or passes along the return value of clk_set_rate(). |
|
*/ |
|
static int __init _omap2_init_reprogram_sdrc(void) |
|
{ |
|
struct clk *dpll3_m2_ck; |
|
int v = -EINVAL; |
|
long rate; |
|
|
|
if (!cpu_is_omap34xx()) |
|
return 0; |
|
|
|
dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck"); |
|
if (IS_ERR(dpll3_m2_ck)) |
|
return -EINVAL; |
|
|
|
rate = clk_get_rate(dpll3_m2_ck); |
|
pr_info("Reprogramming SDRC clock to %ld Hz\n", rate); |
|
v = clk_set_rate(dpll3_m2_ck, rate); |
|
if (v) |
|
pr_err("dpll3_m2_clk rate change failed: %d\n", v); |
|
|
|
clk_put(dpll3_m2_ck); |
|
|
|
return v; |
|
} |
|
|
|
static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) |
|
{ |
|
return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); |
|
} |
|
|
|
static void __init __maybe_unused omap_hwmod_init_postsetup(void) |
|
{ |
|
u8 postsetup_state = _HWMOD_STATE_DEFAULT; |
|
|
|
/* Set the default postsetup state for all hwmods */ |
|
omap_hwmod_for_each(_set_hwmod_postsetup_state, &postsetup_state); |
|
} |
|
|
|
#ifdef CONFIG_SOC_OMAP2420 |
|
void __init omap2420_init_early(void) |
|
{ |
|
omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000)); |
|
omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), |
|
OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE)); |
|
omap2_control_base_init(); |
|
omap2xxx_check_revision(); |
|
omap2_prcm_base_init(); |
|
omap2xxx_voltagedomains_init(); |
|
omap242x_powerdomains_init(); |
|
omap242x_clockdomains_init(); |
|
omap2420_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = omap2420_dt_clk_init; |
|
rate_table = omap2420_rate_table; |
|
} |
|
|
|
void __init omap2420_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap2_pm_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP2430 |
|
void __init omap2430_init_early(void) |
|
{ |
|
omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000)); |
|
omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), |
|
OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE)); |
|
omap2_control_base_init(); |
|
omap2xxx_check_revision(); |
|
omap2_prcm_base_init(); |
|
omap2xxx_voltagedomains_init(); |
|
omap243x_powerdomains_init(); |
|
omap243x_clockdomains_init(); |
|
omap2430_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = omap2430_dt_clk_init; |
|
rate_table = omap2430_rate_table; |
|
} |
|
|
|
void __init omap2430_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap2_pm_init; |
|
} |
|
#endif |
|
|
|
/* |
|
* Currently only board-omap3beagle.c should call this because of the |
|
* same machine_id for 34xx and 36xx beagle.. Will get fixed with DT. |
|
*/ |
|
#ifdef CONFIG_ARCH_OMAP3 |
|
void __init omap3_init_early(void) |
|
{ |
|
omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000)); |
|
omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), |
|
OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE)); |
|
omap2_control_base_init(); |
|
omap3xxx_check_revision(); |
|
omap3xxx_check_features(); |
|
omap2_prcm_base_init(); |
|
omap3xxx_voltagedomains_init(); |
|
omap3xxx_powerdomains_init(); |
|
omap3xxx_clockdomains_init(); |
|
omap3xxx_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_secure_init(); |
|
} |
|
|
|
void __init omap3430_init_early(void) |
|
{ |
|
omap3_init_early(); |
|
omap_clk_soc_init = omap3430_dt_clk_init; |
|
} |
|
|
|
void __init omap35xx_init_early(void) |
|
{ |
|
omap3_init_early(); |
|
omap_clk_soc_init = omap3430_dt_clk_init; |
|
} |
|
|
|
void __init omap3630_init_early(void) |
|
{ |
|
omap3_init_early(); |
|
omap_clk_soc_init = omap3630_dt_clk_init; |
|
} |
|
|
|
void __init am35xx_init_early(void) |
|
{ |
|
omap3_init_early(); |
|
omap_clk_soc_init = am35xx_dt_clk_init; |
|
} |
|
|
|
void __init omap3_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap3_pm_init; |
|
} |
|
|
|
void __init ti81xx_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap_pm_nop_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_TI81XX |
|
void __init ti814x_init_early(void) |
|
{ |
|
omap2_set_globals_tap(TI814X_CLASS, |
|
OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); |
|
omap2_control_base_init(); |
|
omap3xxx_check_revision(); |
|
ti81xx_check_features(); |
|
omap2_prcm_base_init(); |
|
omap3xxx_voltagedomains_init(); |
|
omap3xxx_powerdomains_init(); |
|
ti814x_clockdomains_init(); |
|
dm814x_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = dm814x_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init ti816x_init_early(void) |
|
{ |
|
omap2_set_globals_tap(TI816X_CLASS, |
|
OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); |
|
omap2_control_base_init(); |
|
omap3xxx_check_revision(); |
|
ti81xx_check_features(); |
|
omap2_prcm_base_init(); |
|
omap3xxx_voltagedomains_init(); |
|
omap3xxx_powerdomains_init(); |
|
ti816x_clockdomains_init(); |
|
dm816x_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = dm816x_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_AM33XX |
|
void __init am33xx_init_early(void) |
|
{ |
|
omap2_set_globals_tap(AM335X_CLASS, |
|
AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); |
|
omap2_control_base_init(); |
|
omap3xxx_check_revision(); |
|
am33xx_check_features(); |
|
omap2_prcm_base_init(); |
|
am33xx_powerdomains_init(); |
|
am33xx_clockdomains_init(); |
|
omap_clk_soc_init = am33xx_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init am33xx_init_late(void) |
|
{ |
|
omap_pm_soc_init = amx3_common_pm_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_AM43XX |
|
void __init am43xx_init_early(void) |
|
{ |
|
omap2_set_globals_tap(AM335X_CLASS, |
|
AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); |
|
omap2_control_base_init(); |
|
omap3xxx_check_revision(); |
|
am33xx_check_features(); |
|
omap2_prcm_base_init(); |
|
am43xx_powerdomains_init(); |
|
am43xx_clockdomains_init(); |
|
omap_l2_cache_init(); |
|
omap_clk_soc_init = am43xx_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init am43xx_init_late(void) |
|
{ |
|
omap_pm_soc_init = amx3_common_pm_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_ARCH_OMAP4 |
|
void __init omap4430_init_early(void) |
|
{ |
|
omap2_set_globals_tap(OMAP443X_CLASS, |
|
OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE)); |
|
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE)); |
|
omap2_control_base_init(); |
|
omap4xxx_check_revision(); |
|
omap4xxx_check_features(); |
|
omap2_prcm_base_init(); |
|
omap4_sar_ram_init(); |
|
omap4_mpuss_early_init(); |
|
omap4_pm_init_early(); |
|
omap44xx_voltagedomains_init(); |
|
omap44xx_powerdomains_init(); |
|
omap44xx_clockdomains_init(); |
|
omap44xx_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_l2_cache_init(); |
|
omap_clk_soc_init = omap4xxx_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init omap4430_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap4_pm_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_OMAP5 |
|
void __init omap5_init_early(void) |
|
{ |
|
omap2_set_globals_tap(OMAP54XX_CLASS, |
|
OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE)); |
|
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); |
|
omap2_control_base_init(); |
|
omap2_prcm_base_init(); |
|
omap5xxx_check_revision(); |
|
omap4_sar_ram_init(); |
|
omap4_mpuss_early_init(); |
|
omap4_pm_init_early(); |
|
omap54xx_voltagedomains_init(); |
|
omap54xx_powerdomains_init(); |
|
omap54xx_clockdomains_init(); |
|
omap54xx_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = omap5xxx_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init omap5_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap4_pm_init; |
|
} |
|
#endif |
|
|
|
#ifdef CONFIG_SOC_DRA7XX |
|
void __init dra7xx_init_early(void) |
|
{ |
|
omap2_set_globals_tap(DRA7XX_CLASS, |
|
OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE)); |
|
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); |
|
omap2_control_base_init(); |
|
omap4_pm_init_early(); |
|
omap2_prcm_base_init(); |
|
dra7xxx_check_revision(); |
|
dra7xx_powerdomains_init(); |
|
dra7xx_clockdomains_init(); |
|
dra7xx_hwmod_init(); |
|
omap_hwmod_init_postsetup(); |
|
omap_clk_soc_init = dra7xx_dt_clk_init; |
|
omap_secure_init(); |
|
} |
|
|
|
void __init dra7xx_init_late(void) |
|
{ |
|
omap_pm_soc_init = omap4_pm_init; |
|
} |
|
#endif |
|
|
|
|
|
void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, |
|
struct omap_sdrc_params *sdrc_cs1) |
|
{ |
|
omap_sram_init(); |
|
|
|
if (cpu_is_omap24xx() || omap3_has_sdrc()) { |
|
omap2_sdrc_init(sdrc_cs0, sdrc_cs1); |
|
_omap2_init_reprogram_sdrc(); |
|
} |
|
} |
|
|
|
int __init omap_clk_init(void) |
|
{ |
|
int ret = 0; |
|
|
|
if (!omap_clk_soc_init) |
|
return 0; |
|
|
|
ti_clk_init_features(); |
|
|
|
omap2_clk_setup_ll_ops(); |
|
|
|
ret = omap_control_init(); |
|
if (ret) |
|
return ret; |
|
|
|
ret = omap_prcm_init(); |
|
if (ret) |
|
return ret; |
|
|
|
of_clk_init(NULL); |
|
|
|
ti_dt_clk_init_retry_clks(); |
|
|
|
ti_dt_clockdomains_setup(); |
|
|
|
ret = omap_clk_soc_init(); |
|
|
|
return ret; |
|
}
|
|
|