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ARM: mmp: remove old PM support 

Assuming that we don't actually want the old-style pm-mmp2.c
and pm-pxa910.c implementation, all these files can go away
as well.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2022-09-30 12:02:12 +02:00
Родитель 77acc85ce7
Коммит 1027b4df83
15 изменённых файлов: 1 добавлений и 970 удалений
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3
arch/arm/mach-mmp/Kconfig
Просмотреть файл

@ -20,8 +20,6 @@ config MACH_MMP_DT
select PINCTRL_SINGLE
select ARCH_HAS_RESET_CONTROLLER
select CPU_MOHAWK
select CPU_PXA168 if ATAGS
select CPU_PXA910 if ATAGS
help
Include support for Marvell MMP2 based platforms using
the device tree. Needn't select any other machine while
@ -34,7 +32,6 @@ config MACH_MMP2_DT
select PINCTRL_SINGLE
select ARCH_HAS_RESET_CONTROLLER
select CPU_PJ4
select CPU_MMP2 if ATAGS
select PM_GENERIC_DOMAINS if PM
select PM_GENERIC_DOMAINS_OF if PM && OF
help

9
arch/arm/mach-mmp/Makefile
Просмотреть файл

@ -4,15 +4,6 @@
#
obj-y += common.o time.o
# SoC support
obj-$(CONFIG_CPU_PXA168) += pxa168.o
obj-$(CONFIG_CPU_PXA910) += pxa910.o
obj-$(CONFIG_CPU_MMP2) += mmp2.o
ifeq ($(CONFIG_PM),y)
obj-$(CONFIG_CPU_PXA910) += pm-pxa910.o
obj-$(CONFIG_CPU_MMP2) += pm-mmp2.o
endif
ifeq ($(CONFIG_SMP),y)
obj-$(CONFIG_MACH_MMP3_DT) += platsmp.o
endif

67
arch/arm/mach-mmp/irqs.h
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@ -1,67 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_IRQS_H
#define __ASM_MACH_IRQS_H
/*
* Interrupt numbers for PXA910
*/
#define IRQ_PXA910_NONE (-1)
#define IRQ_PXA910_AIRQ 0
#define IRQ_PXA910_SSP3 1
#define IRQ_PXA910_SSP2 2
#define IRQ_PXA910_SSP1 3
#define IRQ_PXA910_PMIC_INT 4
#define IRQ_PXA910_RTC_INT 5
#define IRQ_PXA910_RTC_ALARM 6
#define IRQ_PXA910_TWSI0 7
#define IRQ_PXA910_GPU 8
#define IRQ_PXA910_KEYPAD 9
#define IRQ_PXA910_ROTARY 10
#define IRQ_PXA910_TRACKBALL 11
#define IRQ_PXA910_ONEWIRE 12
#define IRQ_PXA910_AP1_TIMER1 13
#define IRQ_PXA910_AP1_TIMER2 14
#define IRQ_PXA910_AP1_TIMER3 15
#define IRQ_PXA910_IPC_AP0 16
#define IRQ_PXA910_IPC_AP1 17
#define IRQ_PXA910_IPC_AP2 18
#define IRQ_PXA910_IPC_AP3 19
#define IRQ_PXA910_IPC_AP4 20
#define IRQ_PXA910_IPC_CP0 21
#define IRQ_PXA910_IPC_CP1 22
#define IRQ_PXA910_IPC_CP2 23
#define IRQ_PXA910_IPC_CP3 24
#define IRQ_PXA910_IPC_CP4 25
#define IRQ_PXA910_L2_DDR 26
#define IRQ_PXA910_UART2 27
#define IRQ_PXA910_UART3 28
#define IRQ_PXA910_AP2_TIMER1 29
#define IRQ_PXA910_AP2_TIMER2 30
#define IRQ_PXA910_CP2_TIMER1 31
#define IRQ_PXA910_CP2_TIMER2 32
#define IRQ_PXA910_CP2_TIMER3 33
#define IRQ_PXA910_GSSP 34
#define IRQ_PXA910_CP2_WDT 35
#define IRQ_PXA910_MAIN_PMU 36
#define IRQ_PXA910_CP_FREQ_CHG 37
#define IRQ_PXA910_AP_FREQ_CHG 38
#define IRQ_PXA910_MMC 39
#define IRQ_PXA910_AEU 40
#define IRQ_PXA910_LCD 41
#define IRQ_PXA910_CCIC 42
#define IRQ_PXA910_IRE 43
#define IRQ_PXA910_USB1 44
#define IRQ_PXA910_NAND 45
#define IRQ_PXA910_HIFI_DMA 46
#define IRQ_PXA910_DMA_INT0 47
#define IRQ_PXA910_DMA_INT1 48
#define IRQ_PXA910_AP_GPIO 49
#define IRQ_PXA910_AP2_TIMER3 50
#define IRQ_PXA910_USB2 51
#define IRQ_PXA910_TWSI1 54
#define IRQ_PXA910_CP_GPIO 55
#define IRQ_PXA910_UART1 59 /* Slow UART */
#define IRQ_PXA910_AP_PMU 60
#define IRQ_PXA910_SM_INT 63 /* from PinMux */
#endif /* __ASM_MACH_IRQS_H */

106
arch/arm/mach-mmp/mmp2.c
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@ -1,106 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-mmp/mmp2.c
*
* code name MMP2
*
* Copyright (C) 2009 Marvell International Ltd.
*/
#include <linux/clk/mmp.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/irqchip/mmp.h>
#include <linux/platform_device.h>
#include <asm/hardware/cache-tauros2.h>
#include <asm/mach/time.h>
#include "addr-map.h"
#include <linux/soc/mmp/cputype.h>
#include <linux/soc/pxa/mfp.h>
#include "mmp2.h"
#include "pm-mmp2.h"
#include "common.h"
#define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000)
static struct mfp_addr_map mmp2_addr_map[] __initdata = {
MFP_ADDR_X(GPIO0, GPIO58, 0x54),
MFP_ADDR_X(GPIO59, GPIO73, 0x280),
MFP_ADDR_X(GPIO74, GPIO101, 0x170),
MFP_ADDR(GPIO102, 0x0),
MFP_ADDR(GPIO103, 0x4),
MFP_ADDR(GPIO104, 0x1fc),
MFP_ADDR(GPIO105, 0x1f8),
MFP_ADDR(GPIO106, 0x1f4),
MFP_ADDR(GPIO107, 0x1f0),
MFP_ADDR(GPIO108, 0x21c),
MFP_ADDR(GPIO109, 0x218),
MFP_ADDR(GPIO110, 0x214),
MFP_ADDR(GPIO111, 0x200),
MFP_ADDR(GPIO112, 0x244),
MFP_ADDR(GPIO113, 0x25c),
MFP_ADDR(GPIO114, 0x164),
MFP_ADDR_X(GPIO115, GPIO122, 0x260),
MFP_ADDR(GPIO123, 0x148),
MFP_ADDR_X(GPIO124, GPIO141, 0xc),
MFP_ADDR(GPIO142, 0x8),
MFP_ADDR_X(GPIO143, GPIO151, 0x220),
MFP_ADDR_X(GPIO152, GPIO153, 0x248),
MFP_ADDR_X(GPIO154, GPIO155, 0x254),
MFP_ADDR_X(GPIO156, GPIO159, 0x14c),
MFP_ADDR(GPIO160, 0x250),
MFP_ADDR(GPIO161, 0x210),
MFP_ADDR(GPIO162, 0x20c),
MFP_ADDR(GPIO163, 0x208),
MFP_ADDR(GPIO164, 0x204),
MFP_ADDR(GPIO165, 0x1ec),
MFP_ADDR(GPIO166, 0x1e8),
MFP_ADDR(GPIO167, 0x1e4),
MFP_ADDR(GPIO168, 0x1e0),
MFP_ADDR_X(TWSI1_SCL, TWSI1_SDA, 0x140),
MFP_ADDR_X(TWSI4_SCL, TWSI4_SDA, 0x2bc),
MFP_ADDR(PMIC_INT, 0x2c4),
MFP_ADDR(CLK_REQ, 0x160),
MFP_ADDR_END,
};
void mmp2_clear_pmic_int(void)
{
void __iomem *mfpr_pmic;
unsigned long data;
mfpr_pmic = APB_VIRT_BASE + 0x1e000 + 0x2c4;
data = __raw_readl(mfpr_pmic);
__raw_writel(data | (1 << 6), mfpr_pmic);
__raw_writel(data, mfpr_pmic);
}
static int __init mmp2_init(void)
{
if (cpu_is_mmp2()) {
#ifdef CONFIG_CACHE_TAUROS2
tauros2_init(0);
#endif
mfp_init_base(MFPR_VIRT_BASE);
mfp_init_addr(mmp2_addr_map);
mmp2_clk_init(APB_PHYS_BASE + 0x50000,
AXI_PHYS_BASE + 0x82800,
APB_PHYS_BASE + 0x15000);
}
return 0;
}
postcore_initcall(mmp2_init);

8
arch/arm/mach-mmp/mmp2.h
Просмотреть файл

@ -1,8 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_MMP2_H
#define __ASM_MACH_MMP2_H
extern void mmp2_clear_pmic_int(void);
#endif /* __ASM_MACH_MMP2_H */

214
arch/arm/mach-mmp/pm-mmp2.c
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@ -1,214 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* MMP2 Power Management Routines
*
* (C) Copyright 2012 Marvell International Ltd.
* All Rights Reserved
*/
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/time.h>
#include <linux/delay.h>
#include <linux/suspend.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <asm/mach-types.h>
#include <linux/soc/mmp/cputype.h>
#include "addr-map.h"
#include "pm-mmp2.h"
#include "regs-icu.h"
static void pm_scu_clk_disable(void)
{
unsigned int val;
/* close AXI fabric clock gate */
__raw_writel(0x0, CIU_REG(0x64));
__raw_writel(0x0, CIU_REG(0x68));
/* close MCB master clock gate */
val = __raw_readl(CIU_REG(0x1c));
val |= 0xf0;
__raw_writel(val, CIU_REG(0x1c));
return ;
}
static void pm_scu_clk_enable(void)
{
unsigned int val;
/* open AXI fabric clock gate */
__raw_writel(0x03003003, CIU_REG(0x64));
__raw_writel(0x00303030, CIU_REG(0x68));
/* open MCB master clock gate */
val = __raw_readl(CIU_REG(0x1c));
val &= ~(0xf0);
__raw_writel(val, CIU_REG(0x1c));
return ;
}
static void pm_mpmu_clk_disable(void)
{
/*
* disable clocks in MPMU_CGR_PJ register
* except clock for APMU_PLL1, APMU_PLL1_2 and AP_26M
*/
__raw_writel(0x0000a010, MPMU_CGR_PJ);
}
static void pm_mpmu_clk_enable(void)
{
unsigned int val;
__raw_writel(0xdffefffe, MPMU_CGR_PJ);
val = __raw_readl(MPMU_PLL2_CTRL1);
val |= (1 << 29);
__raw_writel(val, MPMU_PLL2_CTRL1);
return ;
}
void mmp2_pm_enter_lowpower_mode(int state)
{
uint32_t idle_cfg, apcr;
idle_cfg = __raw_readl(APMU_PJ_IDLE_CFG);
apcr = __raw_readl(MPMU_PCR_PJ);
apcr &= ~(MPMU_PCR_PJ_SLPEN | MPMU_PCR_PJ_DDRCORSD | MPMU_PCR_PJ_APBSD
| MPMU_PCR_PJ_AXISD | MPMU_PCR_PJ_VCTCXOSD | (1 << 13));
idle_cfg &= ~APMU_PJ_IDLE_CFG_PJ_IDLE;
switch (state) {
case POWER_MODE_SYS_SLEEP:
apcr |= MPMU_PCR_PJ_SLPEN; /* set the SLPEN bit */
apcr |= MPMU_PCR_PJ_VCTCXOSD; /* set VCTCXOSD */
fallthrough;
case POWER_MODE_CHIP_SLEEP:
apcr |= MPMU_PCR_PJ_SLPEN;
fallthrough;
case POWER_MODE_APPS_SLEEP:
apcr |= MPMU_PCR_PJ_APBSD; /* set APBSD */
fallthrough;
case POWER_MODE_APPS_IDLE:
apcr |= MPMU_PCR_PJ_AXISD; /* set AXISDD bit */
apcr |= MPMU_PCR_PJ_DDRCORSD; /* set DDRCORSD bit */
idle_cfg |= APMU_PJ_IDLE_CFG_PJ_PWRDWN; /* PJ power down */
apcr |= MPMU_PCR_PJ_SPSD;
fallthrough;
case POWER_MODE_CORE_EXTIDLE:
idle_cfg |= APMU_PJ_IDLE_CFG_PJ_IDLE; /* set the IDLE bit */
idle_cfg &= ~APMU_PJ_IDLE_CFG_ISO_MODE_CNTRL_MASK;
idle_cfg |= APMU_PJ_IDLE_CFG_PWR_SW(3)
| APMU_PJ_IDLE_CFG_L2_PWR_SW;
break;
case POWER_MODE_CORE_INTIDLE:
apcr &= ~MPMU_PCR_PJ_SPSD;
break;
}
/* set reserve bits */
apcr |= (1 << 30) | (1 << 25);
/* finally write the registers back */
__raw_writel(idle_cfg, APMU_PJ_IDLE_CFG);
__raw_writel(apcr, MPMU_PCR_PJ); /* 0xfe086000 */
}
static int mmp2_pm_enter(suspend_state_t state)
{
int temp;
temp = __raw_readl(MMP2_ICU_INT4_MASK);
if (temp & (1 << 1)) {
printk(KERN_ERR "%s: PMIC interrupt is handling\n", __func__);
return -EAGAIN;
}
temp = __raw_readl(APMU_SRAM_PWR_DWN);
temp |= ((1 << 19) | (1 << 18));
__raw_writel(temp, APMU_SRAM_PWR_DWN);
pm_mpmu_clk_disable();
pm_scu_clk_disable();
printk(KERN_INFO "%s: before suspend\n", __func__);
cpu_do_idle();
printk(KERN_INFO "%s: after suspend\n", __func__);
pm_mpmu_clk_enable(); /* enable clocks in MPMU */
pm_scu_clk_enable(); /* enable clocks in SCU */
return 0;
}
/*
* Called after processes are frozen, but before we shut down devices.
*/
static int mmp2_pm_prepare(void)
{
mmp2_pm_enter_lowpower_mode(POWER_MODE_SYS_SLEEP);
return 0;
}
/*
* Called after devices are re-setup, but before processes are thawed.
*/
static void mmp2_pm_finish(void)
{
mmp2_pm_enter_lowpower_mode(POWER_MODE_CORE_INTIDLE);
}
static int mmp2_pm_valid(suspend_state_t state)
{
return ((state == PM_SUSPEND_STANDBY) || (state == PM_SUSPEND_MEM));
}
/*
* Set to PM_DISK_FIRMWARE so we can quickly veto suspend-to-disk.
*/
static const struct platform_suspend_ops mmp2_pm_ops = {
.valid = mmp2_pm_valid,
.prepare = mmp2_pm_prepare,
.enter = mmp2_pm_enter,
.finish = mmp2_pm_finish,
};
static int __init mmp2_pm_init(void)
{
uint32_t apcr;
if (!cpu_is_mmp2())
return -EIO;
suspend_set_ops(&mmp2_pm_ops);
/*
* Set bit 0, Slow clock Select 32K clock input instead of VCXO
* VCXO is chosen by default, which would be disabled in suspend
*/
__raw_writel(0x5, MPMU_SCCR);
/*
* Clear bit 23 of CIU_CPU_CONF
* direct PJ4 to DDR access through Memory Controller slow queue
* fast queue has issue and cause lcd will flick
*/
__raw_writel(__raw_readl(CIU_REG(0x8)) & ~(0x1 << 23), CIU_REG(0x8));
/* Clear default low power control bit */
apcr = __raw_readl(MPMU_PCR_PJ);
apcr &= ~(MPMU_PCR_PJ_SLPEN | MPMU_PCR_PJ_DDRCORSD
| MPMU_PCR_PJ_APBSD | MPMU_PCR_PJ_AXISD | 1 << 13);
__raw_writel(apcr, MPMU_PCR_PJ);
return 0;
}
late_initcall(mmp2_pm_init);

59
arch/arm/mach-mmp/pm-mmp2.h
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@ -1,59 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* MMP2 Power Management Routines
*
* (C) Copyright 2010 Marvell International Ltd.
* All Rights Reserved
*/
#ifndef __MMP2_PM_H__
#define __MMP2_PM_H__
#include "addr-map.h"
#define APMU_PJ_IDLE_CFG APMU_REG(0x018)
#define APMU_PJ_IDLE_CFG_PJ_IDLE (1 << 1)
#define APMU_PJ_IDLE_CFG_PJ_PWRDWN (1 << 5)
#define APMU_PJ_IDLE_CFG_PWR_SW(x) ((x) << 16)
#define APMU_PJ_IDLE_CFG_L2_PWR_SW (1 << 19)
#define APMU_PJ_IDLE_CFG_ISO_MODE_CNTRL_MASK (3 << 28)
#define APMU_SRAM_PWR_DWN APMU_REG(0x08c)
#define MPMU_SCCR MPMU_REG(0x038)
#define MPMU_PCR_PJ MPMU_REG(0x1000)
#define MPMU_PCR_PJ_AXISD (1 << 31)
#define MPMU_PCR_PJ_SLPEN (1 << 29)
#define MPMU_PCR_PJ_SPSD (1 << 28)
#define MPMU_PCR_PJ_DDRCORSD (1 << 27)
#define MPMU_PCR_PJ_APBSD (1 << 26)
#define MPMU_PCR_PJ_INTCLR (1 << 24)
#define MPMU_PCR_PJ_SLPWP0 (1 << 23)
#define MPMU_PCR_PJ_SLPWP1 (1 << 22)
#define MPMU_PCR_PJ_SLPWP2 (1 << 21)
#define MPMU_PCR_PJ_SLPWP3 (1 << 20)
#define MPMU_PCR_PJ_VCTCXOSD (1 << 19)
#define MPMU_PCR_PJ_SLPWP4 (1 << 18)
#define MPMU_PCR_PJ_SLPWP5 (1 << 17)
#define MPMU_PCR_PJ_SLPWP6 (1 << 16)
#define MPMU_PCR_PJ_SLPWP7 (1 << 15)
#define MPMU_PLL2_CTRL1 MPMU_REG(0x0414)
#define MPMU_CGR_PJ MPMU_REG(0x1024)
#define MPMU_WUCRM_PJ MPMU_REG(0x104c)
#define MPMU_WUCRM_PJ_WAKEUP(x) (1 << (x))
#define MPMU_WUCRM_PJ_RTC_ALARM (1 << 17)
enum {
POWER_MODE_ACTIVE = 0,
POWER_MODE_CORE_INTIDLE,
POWER_MODE_CORE_EXTIDLE,
POWER_MODE_APPS_IDLE,
POWER_MODE_APPS_SLEEP,
POWER_MODE_CHIP_SLEEP,
POWER_MODE_SYS_SLEEP,
};
extern void mmp2_pm_enter_lowpower_mode(int state);
#endif

166
arch/arm/mach-mmp/pm-pxa910.c
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@ -1,166 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* PXA910 Power Management Routines
*
* (C) Copyright 2009 Marvell International Ltd.
* All Rights Reserved
*/
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/time.h>
#include <linux/delay.h>
#include <linux/suspend.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <asm/mach-types.h>
#include <asm/outercache.h>
#include <linux/soc/mmp/cputype.h>
#include "addr-map.h"
#include "pm-pxa910.h"
#include "regs-icu.h"
void pxa910_pm_enter_lowpower_mode(int state)
{
uint32_t idle_cfg, apcr;
idle_cfg = __raw_readl(APMU_MOH_IDLE_CFG);
apcr = __raw_readl(MPMU_APCR);
apcr &= ~(MPMU_APCR_DDRCORSD | MPMU_APCR_APBSD | MPMU_APCR_AXISD
| MPMU_APCR_VCTCXOSD | MPMU_APCR_STBYEN);
idle_cfg &= ~(APMU_MOH_IDLE_CFG_MOH_IDLE
| APMU_MOH_IDLE_CFG_MOH_PWRDWN);
switch (state) {
case POWER_MODE_UDR:
/* only shutdown APB in UDR */
apcr |= MPMU_APCR_STBYEN | MPMU_APCR_APBSD;
fallthrough;
case POWER_MODE_SYS_SLEEP:
apcr |= MPMU_APCR_SLPEN; /* set the SLPEN bit */
apcr |= MPMU_APCR_VCTCXOSD; /* set VCTCXOSD */
fallthrough;
case POWER_MODE_APPS_SLEEP:
apcr |= MPMU_APCR_DDRCORSD; /* set DDRCORSD */
fallthrough;
case POWER_MODE_APPS_IDLE:
apcr |= MPMU_APCR_AXISD; /* set AXISDD bit */
fallthrough;
case POWER_MODE_CORE_EXTIDLE:
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_IDLE;
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_PWRDWN;
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_PWR_SW(3)
| APMU_MOH_IDLE_CFG_MOH_L2_PWR_SW(3);
fallthrough;
case POWER_MODE_CORE_INTIDLE:
break;
}
/* program the memory controller hardware sleep type and auto wakeup */
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_DIS_MC_SW_REQ;
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_MC_WAKE_EN;
__raw_writel(0x0, APMU_MC_HW_SLP_TYPE); /* auto refresh */
/* set DSPSD, DTCMSD, BBSD, MSASLPEN */
apcr |= MPMU_APCR_DSPSD | MPMU_APCR_DTCMSD | MPMU_APCR_BBSD
| MPMU_APCR_MSASLPEN;
/*always set SLEPEN bit mainly for MSA*/
apcr |= MPMU_APCR_SLPEN;
/* finally write the registers back */
__raw_writel(idle_cfg, APMU_MOH_IDLE_CFG);
__raw_writel(apcr, MPMU_APCR);
}
static int pxa910_pm_enter(suspend_state_t state)
{
unsigned int idle_cfg, reg = 0;
/*pmic thread not completed,exit;otherwise system can't be waked up*/
reg = __raw_readl(ICU_INT_CONF(IRQ_PXA910_PMIC_INT));
if ((reg & 0x3) == 0)
return -EAGAIN;
idle_cfg = __raw_readl(APMU_MOH_IDLE_CFG);
idle_cfg |= APMU_MOH_IDLE_CFG_MOH_PWRDWN
| APMU_MOH_IDLE_CFG_MOH_SRAM_PWRDWN;
__raw_writel(idle_cfg, APMU_MOH_IDLE_CFG);
/* disable L2 */
outer_disable();
/* wait for l2 idle */
while (!(readl(CIU_REG(0x8)) & (1 << 16)))
udelay(1);
cpu_do_idle();
/* enable L2 */
outer_resume();
/* wait for l2 idle */
while (!(readl(CIU_REG(0x8)) & (1 << 16)))
udelay(1);
idle_cfg = __raw_readl(APMU_MOH_IDLE_CFG);
idle_cfg &= ~(APMU_MOH_IDLE_CFG_MOH_PWRDWN
| APMU_MOH_IDLE_CFG_MOH_SRAM_PWRDWN);
__raw_writel(idle_cfg, APMU_MOH_IDLE_CFG);
return 0;
}
/*
* Called after processes are frozen, but before we shut down devices.
*/
static int pxa910_pm_prepare(void)
{
pxa910_pm_enter_lowpower_mode(POWER_MODE_UDR);
return 0;
}
/*
* Called after devices are re-setup, but before processes are thawed.
*/
static void pxa910_pm_finish(void)
{
pxa910_pm_enter_lowpower_mode(POWER_MODE_CORE_INTIDLE);
}
static int pxa910_pm_valid(suspend_state_t state)
{
return ((state == PM_SUSPEND_STANDBY) || (state == PM_SUSPEND_MEM));
}
static const struct platform_suspend_ops pxa910_pm_ops = {
.valid = pxa910_pm_valid,
.prepare = pxa910_pm_prepare,
.enter = pxa910_pm_enter,
.finish = pxa910_pm_finish,
};
static int __init pxa910_pm_init(void)
{
uint32_t awucrm = 0;
if (!cpu_is_pxa910())
return -EIO;
suspend_set_ops(&pxa910_pm_ops);
/* Set the following bits for MMP3 playback with VCTXO on */
__raw_writel(__raw_readl(APMU_SQU_CLK_GATE_CTRL) | (1 << 30),
APMU_SQU_CLK_GATE_CTRL);
__raw_writel(__raw_readl(MPMU_FCCR) | (1 << 28), MPMU_FCCR);
awucrm |= MPMU_AWUCRM_AP_ASYNC_INT | MPMU_AWUCRM_AP_FULL_IDLE;
__raw_writel(awucrm, MPMU_AWUCRM);
return 0;
}
late_initcall(pxa910_pm_init);

75
arch/arm/mach-mmp/pm-pxa910.h
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@ -1,75 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* PXA910 Power Management Routines
*
* (C) Copyright 2009 Marvell International Ltd.
* All Rights Reserved
*/
#ifndef __PXA910_PM_H__
#define __PXA910_PM_H__
#define APMU_MOH_IDLE_CFG APMU_REG(0x0018)
#define APMU_MOH_IDLE_CFG_MOH_IDLE (1 << 1)
#define APMU_MOH_IDLE_CFG_MOH_PWRDWN (1 << 5)
#define APMU_MOH_IDLE_CFG_MOH_SRAM_PWRDWN (1 << 6)
#define APMU_MOH_IDLE_CFG_MOH_PWR_SW(x) (((x) & 0x3) << 16)
#define APMU_MOH_IDLE_CFG_MOH_L2_PWR_SW(x) (((x) & 0x3) << 18)
#define APMU_MOH_IDLE_CFG_MOH_DIS_MC_SW_REQ (1 << 21)
#define APMU_MOH_IDLE_CFG_MOH_MC_WAKE_EN (1 << 20)
#define APMU_SQU_CLK_GATE_CTRL APMU_REG(0x001c)
#define APMU_MC_HW_SLP_TYPE APMU_REG(0x00b0)
#define MPMU_FCCR MPMU_REG(0x0008)
#define MPMU_APCR MPMU_REG(0x1000)
#define MPMU_APCR_AXISD (1 << 31)
#define MPMU_APCR_DSPSD (1 << 30)
#define MPMU_APCR_SLPEN (1 << 29)
#define MPMU_APCR_DTCMSD (1 << 28)
#define MPMU_APCR_DDRCORSD (1 << 27)
#define MPMU_APCR_APBSD (1 << 26)
#define MPMU_APCR_BBSD (1 << 25)
#define MPMU_APCR_SLPWP0 (1 << 23)
#define MPMU_APCR_SLPWP1 (1 << 22)
#define MPMU_APCR_SLPWP2 (1 << 21)
#define MPMU_APCR_SLPWP3 (1 << 20)
#define MPMU_APCR_VCTCXOSD (1 << 19)
#define MPMU_APCR_SLPWP4 (1 << 18)
#define MPMU_APCR_SLPWP5 (1 << 17)
#define MPMU_APCR_SLPWP6 (1 << 16)
#define MPMU_APCR_SLPWP7 (1 << 15)
#define MPMU_APCR_MSASLPEN (1 << 14)
#define MPMU_APCR_STBYEN (1 << 13)
#define MPMU_AWUCRM MPMU_REG(0x104c)
#define MPMU_AWUCRM_AP_ASYNC_INT (1 << 25)
#define MPMU_AWUCRM_AP_FULL_IDLE (1 << 24)
#define MPMU_AWUCRM_SDH1 (1 << 23)
#define MPMU_AWUCRM_SDH2 (1 << 22)
#define MPMU_AWUCRM_KEYPRESS (1 << 21)
#define MPMU_AWUCRM_TRACKBALL (1 << 20)
#define MPMU_AWUCRM_NEWROTARY (1 << 19)
#define MPMU_AWUCRM_RTC_ALARM (1 << 17)
#define MPMU_AWUCRM_AP2_TIMER_3 (1 << 13)
#define MPMU_AWUCRM_AP2_TIMER_2 (1 << 12)
#define MPMU_AWUCRM_AP2_TIMER_1 (1 << 11)
#define MPMU_AWUCRM_AP1_TIMER_3 (1 << 10)
#define MPMU_AWUCRM_AP1_TIMER_2 (1 << 9)
#define MPMU_AWUCRM_AP1_TIMER_1 (1 << 8)
#define MPMU_AWUCRM_WAKEUP(x) (1 << ((x) & 0x7))
enum {
POWER_MODE_ACTIVE = 0,
POWER_MODE_CORE_INTIDLE,
POWER_MODE_CORE_EXTIDLE,
POWER_MODE_APPS_IDLE,
POWER_MODE_APPS_SLEEP,
POWER_MODE_SYS_SLEEP,
POWER_MODE_HIBERNATE,
POWER_MODE_UDR,
};
extern int pxa910_set_wake(struct irq_data *data, unsigned int on);
#endif

51
arch/arm/mach-mmp/pxa168.c
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@ -1,51 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-mmp/pxa168.c
*
* Code specific to PXA168
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/list.h>
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/clk/mmp.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <asm/mach/time.h>
#include <asm/system_misc.h>
#include "addr-map.h"
#include "common.h"
#include <linux/soc/mmp/cputype.h>
#include <linux/soc/pxa/mfp.h>
#include "devices.h"
#include "pxa168.h"
#define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000)
static struct mfp_addr_map pxa168_mfp_addr_map[] __initdata =
{
MFP_ADDR_X(GPIO0, GPIO36, 0x04c),
MFP_ADDR_X(GPIO37, GPIO55, 0x000),
MFP_ADDR_X(GPIO56, GPIO123, 0x0e0),
MFP_ADDR_X(GPIO124, GPIO127, 0x0f4),
MFP_ADDR_END,
};
static int __init pxa168_init(void)
{
if (cpu_is_pxa168()) {
mfp_init_base(MFPR_VIRT_BASE);
mfp_init_addr(pxa168_mfp_addr_map);
pxa168_clk_init(APB_PHYS_BASE + 0x50000,
AXI_PHYS_BASE + 0x82800,
APB_PHYS_BASE + 0x15000);
}
return 0;
}
postcore_initcall(pxa168_init);

16
arch/arm/mach-mmp/pxa168.h
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@ -1,16 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_PXA168_H
#define __ASM_MACH_PXA168_H
#include <linux/reboot.h>
extern void pxa168_timer_init(void);
extern void __init pxa168_init_irq(void);
extern void pxa168_restart(enum reboot_mode, const char *);
extern void pxa168_clear_keypad_wakeup(void);
#include <linux/i2c.h>
#include <linux/soc/mmp/cputype.h>
#include <linux/irqchip/mmp.h>
#endif /* __ASM_MACH_PXA168_H */

93
arch/arm/mach-mmp/pxa910.c
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@ -1,93 +0,0 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-mmp/pxa910.c
*
* Code specific to PXA910
*/
#include <linux/clk/mmp.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/list.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/irqchip/mmp.h>
#include <linux/platform_device.h>
#include <asm/hardware/cache-tauros2.h>
#include <asm/mach/time.h>
#include "addr-map.h"
#include <linux/soc/mmp/cputype.h>
#include <linux/soc/pxa/mfp.h>
#include "irqs.h"
#include "pm-pxa910.h"
#include "common.h"
#define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000)
static struct mfp_addr_map pxa910_mfp_addr_map[] __initdata =
{
MFP_ADDR_X(GPIO0, GPIO54, 0xdc),
MFP_ADDR_X(GPIO67, GPIO98, 0x1b8),
MFP_ADDR_X(GPIO100, GPIO109, 0x238),
MFP_ADDR(GPIO123, 0xcc),
MFP_ADDR(GPIO124, 0xd0),
MFP_ADDR(DF_IO0, 0x40),
MFP_ADDR(DF_IO1, 0x3c),
MFP_ADDR(DF_IO2, 0x38),
MFP_ADDR(DF_IO3, 0x34),
MFP_ADDR(DF_IO4, 0x30),
MFP_ADDR(DF_IO5, 0x2c),
MFP_ADDR(DF_IO6, 0x28),
MFP_ADDR(DF_IO7, 0x24),
MFP_ADDR(DF_IO8, 0x20),
MFP_ADDR(DF_IO9, 0x1c),
MFP_ADDR(DF_IO10, 0x18),
MFP_ADDR(DF_IO11, 0x14),
MFP_ADDR(DF_IO12, 0x10),
MFP_ADDR(DF_IO13, 0xc),
MFP_ADDR(DF_IO14, 0x8),
MFP_ADDR(DF_IO15, 0x4),
MFP_ADDR(DF_nCS0_SM_nCS2, 0x44),
MFP_ADDR(DF_nCS1_SM_nCS3, 0x48),
MFP_ADDR(SM_nCS0, 0x4c),
MFP_ADDR(SM_nCS1, 0x50),
MFP_ADDR(DF_WEn, 0x54),
MFP_ADDR(DF_REn, 0x58),
MFP_ADDR(DF_CLE_SM_OEn, 0x5c),
MFP_ADDR(DF_ALE_SM_WEn, 0x60),
MFP_ADDR(SM_SCLK, 0x64),
MFP_ADDR(DF_RDY0, 0x68),
MFP_ADDR(SM_BE0, 0x6c),
MFP_ADDR(SM_BE1, 0x70),
MFP_ADDR(SM_ADV, 0x74),
MFP_ADDR(DF_RDY1, 0x78),
MFP_ADDR(SM_ADVMUX, 0x7c),
MFP_ADDR(SM_RDY, 0x80),
MFP_ADDR_X(MMC1_DAT7, MMC1_WP, 0x84),
MFP_ADDR_END,
};
static int __init pxa910_init(void)
{
if (cpu_is_pxa910()) {
#ifdef CONFIG_CACHE_TAUROS2
tauros2_init(0);
#endif
mfp_init_base(MFPR_VIRT_BASE);
mfp_init_addr(pxa910_mfp_addr_map);
pxa910_clk_init(APB_PHYS_BASE + 0x50000,
AXI_PHYS_BASE + 0x82800,
APB_PHYS_BASE + 0x15000,
APB_PHYS_BASE + 0x3b000);
}
return 0;
}
postcore_initcall(pxa910_init);

11
arch/arm/mach-mmp/pxa910.h
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@ -1,11 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MACH_PXA910_H
#define __ASM_MACH_PXA910_H
extern void pxa910_timer_init(void);
extern void __init pxa910_init_irq(void);
#include <linux/i2c.h>
#include <linux/irqchip/mmp.h>
#endif /* __ASM_MACH_PXA910_H */

69
arch/arm/mach-mmp/regs-icu.h
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@ -1,69 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Interrupt Control Unit
*/
#ifndef __ASM_MACH_ICU_H
#define __ASM_MACH_ICU_H
#include "addr-map.h"
#define ICU_VIRT_BASE (AXI_VIRT_BASE + 0x82000)
#define ICU_REG(x) (ICU_VIRT_BASE + (x))
#define ICU2_VIRT_BASE (AXI_VIRT_BASE + 0x84000)
#define ICU2_REG(x) (ICU2_VIRT_BASE + (x))
#define ICU_INT_CONF(n) ICU_REG((n) << 2)
#define ICU_INT_CONF_MASK (0xf)
/************ PXA168/PXA910 (MMP) *********************/
#define ICU_INT_CONF_AP_INT (1 << 6)
#define ICU_INT_CONF_CP_INT (1 << 5)
#define ICU_INT_CONF_IRQ (1 << 4)
#define ICU_AP_FIQ_SEL_INT_NUM ICU_REG(0x108) /* AP FIQ Selected Interrupt */
#define ICU_AP_IRQ_SEL_INT_NUM ICU_REG(0x10C) /* AP IRQ Selected Interrupt */
#define ICU_AP_GBL_IRQ_MSK ICU_REG(0x114) /* AP Global Interrupt Mask */
#define ICU_INT_STATUS_0 ICU_REG(0x128) /* Interrupt Stuats 0 */
#define ICU_INT_STATUS_1 ICU_REG(0x12C) /* Interrupt Status 1 */
/************************** MMP2 ***********************/
/*
* IRQ0/FIQ0 is routed to SP IRQ/FIQ.
* IRQ1 is routed to PJ4 IRQ, and IRQ2 is routes to PJ4 FIQ.
*/
#define ICU_INT_ROUTE_SP_IRQ (1 << 4)
#define ICU_INT_ROUTE_PJ4_IRQ (1 << 5)
#define ICU_INT_ROUTE_PJ4_FIQ (1 << 6)
#define MMP2_ICU_PJ4_IRQ_STATUS0 ICU_REG(0x138)
#define MMP2_ICU_PJ4_IRQ_STATUS1 ICU_REG(0x13c)
#define MMP2_ICU_PJ4_FIQ_STATUS0 ICU_REG(0x140)
#define MMP2_ICU_PJ4_FIQ_STATUS1 ICU_REG(0x144)
#define MMP2_ICU_INT4_STATUS ICU_REG(0x150)
#define MMP2_ICU_INT5_STATUS ICU_REG(0x154)
#define MMP2_ICU_INT17_STATUS ICU_REG(0x158)
#define MMP2_ICU_INT35_STATUS ICU_REG(0x15c)
#define MMP2_ICU_INT51_STATUS ICU_REG(0x160)
#define MMP2_ICU_INT4_MASK ICU_REG(0x168)
#define MMP2_ICU_INT5_MASK ICU_REG(0x16C)
#define MMP2_ICU_INT17_MASK ICU_REG(0x170)
#define MMP2_ICU_INT35_MASK ICU_REG(0x174)
#define MMP2_ICU_INT51_MASK ICU_REG(0x178)
#define MMP2_ICU_SP_IRQ_SEL ICU_REG(0x100)
#define MMP2_ICU_PJ4_IRQ_SEL ICU_REG(0x104)
#define MMP2_ICU_PJ4_FIQ_SEL ICU_REG(0x108)
#define MMP2_ICU_INVERT ICU_REG(0x164)
#define MMP2_ICU_INV_PMIC (1 << 0)
#define MMP2_ICU_INV_PERF (1 << 1)
#define MMP2_ICU_INV_COMMTX (1 << 2)
#define MMP2_ICU_INV_COMMRX (1 << 3)
#endif /* __ASM_MACH_ICU_H */

24
include/linux/soc/mmp/cputype.h
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@ -26,29 +26,7 @@
extern unsigned int mmp_chip_id;
#ifdef CONFIG_CPU_PXA168
static inline int cpu_is_pxa168(void)
{
return (((read_cpuid_id() >> 8) & 0xff) == 0x84) &&
((mmp_chip_id & 0xfff) == 0x168);
}
#else
#define cpu_is_pxa168() (0)
#endif
/* cpu_is_pxa910() is shared on both pxa910 and pxa920 */
#ifdef CONFIG_CPU_PXA910
static inline int cpu_is_pxa910(void)
{
return (((read_cpuid_id() >> 8) & 0xff) == 0x84) &&
(((mmp_chip_id & 0xfff) == 0x910) ||
((mmp_chip_id & 0xfff) == 0x920));
}
#else
#define cpu_is_pxa910() (0)
#endif
#if defined(CONFIG_CPU_MMP2) || defined(CONFIG_MACH_MMP2_DT)
#if defined(CONFIG_MACH_MMP2_DT)
static inline int cpu_is_mmp2(void)
{
return (((read_cpuid_id() >> 8) & 0xff) == 0x58) &&