diff options
Diffstat (limited to 'arch/mips/loongson/lemote-2f')
| -rw-r--r-- | arch/mips/loongson/lemote-2f/Makefile | 11 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/clock.c | 140 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/ec_kb3310b.c | 128 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/ec_kb3310b.h | 188 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/irq.c | 129 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/machtype.c | 45 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/pm.c | 149 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/reset.c | 159 |
8 files changed, 0 insertions, 949 deletions
diff --git a/arch/mips/loongson/lemote-2f/Makefile b/arch/mips/loongson/lemote-2f/Makefile deleted file mode 100644 index 4f9eaa328..000000000 --- a/arch/mips/loongson/lemote-2f/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -# -# Makefile for lemote loongson2f family machines -# - -obj-y += clock.o machtype.o irq.o reset.o ec_kb3310b.o - -# -# Suspend Support -# - -obj-$(CONFIG_LOONGSON_SUSPEND) += pm.o diff --git a/arch/mips/loongson/lemote-2f/clock.c b/arch/mips/loongson/lemote-2f/clock.c deleted file mode 100644 index 462e34d46..000000000 --- a/arch/mips/loongson/lemote-2f/clock.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (C) 2006 - 2008 Lemote Inc. & Insititute of Computing Technology - * Author: Yanhua, yanh@lemote.com - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/clk.h> -#include <linux/cpufreq.h> -#include <linux/errno.h> -#include <linux/export.h> -#include <linux/list.h> -#include <linux/mutex.h> -#include <linux/spinlock.h> - -#include <asm/clock.h> -#include <asm/mach-loongson/loongson.h> - -static LIST_HEAD(clock_list); -static DEFINE_SPINLOCK(clock_lock); -static DEFINE_MUTEX(clock_list_sem); - -/* Minimum CLK support */ -enum { - DC_ZERO, DC_25PT = 2, DC_37PT, DC_50PT, DC_62PT, DC_75PT, - DC_87PT, DC_DISABLE, DC_RESV -}; - -struct cpufreq_frequency_table loongson2_clockmod_table[] = { - {0, DC_RESV, CPUFREQ_ENTRY_INVALID}, - {0, DC_ZERO, CPUFREQ_ENTRY_INVALID}, - {0, DC_25PT, 0}, - {0, DC_37PT, 0}, - {0, DC_50PT, 0}, - {0, DC_62PT, 0}, - {0, DC_75PT, 0}, - {0, DC_87PT, 0}, - {0, DC_DISABLE, 0}, - {0, DC_RESV, CPUFREQ_TABLE_END}, -}; -EXPORT_SYMBOL_GPL(loongson2_clockmod_table); - -static struct clk cpu_clk = { - .name = "cpu_clk", - .flags = CLK_ALWAYS_ENABLED | CLK_RATE_PROPAGATES, - .rate = 800000000, -}; - -struct clk *clk_get(struct device *dev, const char *id) -{ - return &cpu_clk; -} -EXPORT_SYMBOL(clk_get); - -static void propagate_rate(struct clk *clk) -{ - struct clk *clkp; - - list_for_each_entry(clkp, &clock_list, node) { - if (likely(clkp->parent != clk)) - continue; - if (likely(clkp->ops && clkp->ops->recalc)) - clkp->ops->recalc(clkp); - if (unlikely(clkp->flags & CLK_RATE_PROPAGATES)) - propagate_rate(clkp); - } -} - -int clk_enable(struct clk *clk) -{ - return 0; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - return (unsigned long)clk->rate; -} -EXPORT_SYMBOL(clk_get_rate); - -void clk_put(struct clk *clk) -{ -} -EXPORT_SYMBOL(clk_put); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned int rate_khz = rate / 1000; - struct cpufreq_frequency_table *pos; - int ret = 0; - int regval; - - if (likely(clk->ops && clk->ops->set_rate)) { - unsigned long flags; - - spin_lock_irqsave(&clock_lock, flags); - ret = clk->ops->set_rate(clk, rate, 0); - spin_unlock_irqrestore(&clock_lock, flags); - } - - if (unlikely(clk->flags & CLK_RATE_PROPAGATES)) - propagate_rate(clk); - - cpufreq_for_each_valid_entry(pos, loongson2_clockmod_table) - if (rate_khz == pos->frequency) - break; - if (rate_khz != pos->frequency) - return -ENOTSUPP; - - clk->rate = rate; - - regval = LOONGSON_CHIPCFG(0); - regval = (regval & ~0x7) | (pos->driver_data - 1); - LOONGSON_CHIPCFG(0) = regval; - - return ret; -} -EXPORT_SYMBOL_GPL(clk_set_rate); - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - if (likely(clk->ops && clk->ops->round_rate)) { - unsigned long flags, rounded; - - spin_lock_irqsave(&clock_lock, flags); - rounded = clk->ops->round_rate(clk, rate); - spin_unlock_irqrestore(&clock_lock, flags); - - return rounded; - } - - return rate; -} -EXPORT_SYMBOL_GPL(clk_round_rate); diff --git a/arch/mips/loongson/lemote-2f/ec_kb3310b.c b/arch/mips/loongson/lemote-2f/ec_kb3310b.c deleted file mode 100644 index 2b666d3a3..000000000 --- a/arch/mips/loongson/lemote-2f/ec_kb3310b.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Basic KB3310B Embedded Controller support for the YeeLoong 2F netbook - * - * Copyright (C) 2008 Lemote Inc. - * Author: liujl <liujl@lemote.com>, 2008-04-20 - * - * 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; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/delay.h> - -#include "ec_kb3310b.h" - -static DEFINE_SPINLOCK(index_access_lock); -static DEFINE_SPINLOCK(port_access_lock); - -unsigned char ec_read(unsigned short addr) -{ - unsigned char value; - unsigned long flags; - - spin_lock_irqsave(&index_access_lock, flags); - outb((addr & 0xff00) >> 8, EC_IO_PORT_HIGH); - outb((addr & 0x00ff), EC_IO_PORT_LOW); - value = inb(EC_IO_PORT_DATA); - spin_unlock_irqrestore(&index_access_lock, flags); - - return value; -} -EXPORT_SYMBOL_GPL(ec_read); - -void ec_write(unsigned short addr, unsigned char val) -{ - unsigned long flags; - - spin_lock_irqsave(&index_access_lock, flags); - outb((addr & 0xff00) >> 8, EC_IO_PORT_HIGH); - outb((addr & 0x00ff), EC_IO_PORT_LOW); - outb(val, EC_IO_PORT_DATA); - /* flush the write action */ - inb(EC_IO_PORT_DATA); - spin_unlock_irqrestore(&index_access_lock, flags); -} -EXPORT_SYMBOL_GPL(ec_write); - -/* - * This function is used for EC command writes and corresponding status queries. - */ -int ec_query_seq(unsigned char cmd) -{ - int timeout; - unsigned char status; - unsigned long flags; - int ret = 0; - - spin_lock_irqsave(&port_access_lock, flags); - - /* make chip goto reset mode */ - udelay(EC_REG_DELAY); - outb(cmd, EC_CMD_PORT); - udelay(EC_REG_DELAY); - - /* check if the command is received by ec */ - timeout = EC_CMD_TIMEOUT; - status = inb(EC_STS_PORT); - while (timeout-- && (status & (1 << 1))) { - status = inb(EC_STS_PORT); - udelay(EC_REG_DELAY); - } - - spin_unlock_irqrestore(&port_access_lock, flags); - - if (timeout <= 0) { - printk(KERN_ERR "%s: deadable error : timeout...\n", __func__); - ret = -EINVAL; - } else - printk(KERN_INFO - "(%x/%d)ec issued command %d status : 0x%x\n", - timeout, EC_CMD_TIMEOUT - timeout, cmd, status); - - return ret; -} -EXPORT_SYMBOL_GPL(ec_query_seq); - -/* - * Send query command to EC to get the proper event number - */ -int ec_query_event_num(void) -{ - return ec_query_seq(CMD_GET_EVENT_NUM); -} -EXPORT_SYMBOL(ec_query_event_num); - -/* - * Get event number from EC - * - * NOTE: This routine must follow the query_event_num function in the - * interrupt. - */ -int ec_get_event_num(void) -{ - int timeout = 100; - unsigned char value; - unsigned char status; - - udelay(EC_REG_DELAY); - status = inb(EC_STS_PORT); - udelay(EC_REG_DELAY); - while (timeout-- && !(status & (1 << 0))) { - status = inb(EC_STS_PORT); - udelay(EC_REG_DELAY); - } - if (timeout <= 0) { - pr_info("%s: get event number timeout.\n", __func__); - - return -EINVAL; - } - value = inb(EC_DAT_PORT); - udelay(EC_REG_DELAY); - - return value; -} -EXPORT_SYMBOL(ec_get_event_num); diff --git a/arch/mips/loongson/lemote-2f/ec_kb3310b.h b/arch/mips/loongson/lemote-2f/ec_kb3310b.h deleted file mode 100644 index 5a3f1860d..000000000 --- a/arch/mips/loongson/lemote-2f/ec_kb3310b.h +++ /dev/null @@ -1,188 +0,0 @@ -/* - * KB3310B Embedded Controller - * - * Copyright (C) 2008 Lemote Inc. - * Author: liujl <liujl@lemote.com>, 2008-03-14 - * - * 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; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef _EC_KB3310B_H -#define _EC_KB3310B_H - -extern unsigned char ec_read(unsigned short addr); -extern void ec_write(unsigned short addr, unsigned char val); -extern int ec_query_seq(unsigned char cmd); -extern int ec_query_event_num(void); -extern int ec_get_event_num(void); - -typedef int (*sci_handler) (int status); -extern sci_handler yeeloong_report_lid_status; - -#define SCI_IRQ_NUM 0x0A - -/* - * The following registers are determined by the EC index configuration. - * 1, fill the PORT_HIGH as EC register high part. - * 2, fill the PORT_LOW as EC register low part. - * 3, fill the PORT_DATA as EC register write data or get the data from it. - */ -#define EC_IO_PORT_HIGH 0x0381 -#define EC_IO_PORT_LOW 0x0382 -#define EC_IO_PORT_DATA 0x0383 - -/* - * EC delay time is 500us for register and status access - */ -#define EC_REG_DELAY 500 /* unit : us */ -#define EC_CMD_TIMEOUT 0x1000 - -/* - * EC access port for SCI communication - */ -#define EC_CMD_PORT 0x66 -#define EC_STS_PORT 0x66 -#define EC_DAT_PORT 0x62 -#define CMD_INIT_IDLE_MODE 0xdd -#define CMD_EXIT_IDLE_MODE 0xdf -#define CMD_INIT_RESET_MODE 0xd8 -#define CMD_REBOOT_SYSTEM 0x8c -#define CMD_GET_EVENT_NUM 0x84 -#define CMD_PROGRAM_PIECE 0xda - -/* temperature & fan registers */ -#define REG_TEMPERATURE_VALUE 0xF458 -#define REG_FAN_AUTO_MAN_SWITCH 0xF459 -#define BIT_FAN_AUTO 0 -#define BIT_FAN_MANUAL 1 -#define REG_FAN_CONTROL 0xF4D2 -#define BIT_FAN_CONTROL_ON (1 << 0) -#define BIT_FAN_CONTROL_OFF (0 << 0) -#define REG_FAN_STATUS 0xF4DA -#define BIT_FAN_STATUS_ON (1 << 0) -#define BIT_FAN_STATUS_OFF (0 << 0) -#define REG_FAN_SPEED_HIGH 0xFE22 -#define REG_FAN_SPEED_LOW 0xFE23 -#define REG_FAN_SPEED_LEVEL 0xF4CC -/* fan speed divider */ -#define FAN_SPEED_DIVIDER 480000 /* (60*1000*1000/62.5/2)*/ - -/* battery registers */ -#define REG_BAT_DESIGN_CAP_HIGH 0xF77D -#define REG_BAT_DESIGN_CAP_LOW 0xF77E -#define REG_BAT_FULLCHG_CAP_HIGH 0xF780 -#define REG_BAT_FULLCHG_CAP_LOW 0xF781 -#define REG_BAT_DESIGN_VOL_HIGH 0xF782 -#define REG_BAT_DESIGN_VOL_LOW 0xF783 -#define REG_BAT_CURRENT_HIGH 0xF784 -#define REG_BAT_CURRENT_LOW 0xF785 -#define REG_BAT_VOLTAGE_HIGH 0xF786 -#define REG_BAT_VOLTAGE_LOW 0xF787 -#define REG_BAT_TEMPERATURE_HIGH 0xF788 -#define REG_BAT_TEMPERATURE_LOW 0xF789 -#define REG_BAT_RELATIVE_CAP_HIGH 0xF492 -#define REG_BAT_RELATIVE_CAP_LOW 0xF493 -#define REG_BAT_VENDOR 0xF4C4 -#define FLAG_BAT_VENDOR_SANYO 0x01 -#define FLAG_BAT_VENDOR_SIMPLO 0x02 -#define REG_BAT_CELL_COUNT 0xF4C6 -#define FLAG_BAT_CELL_3S1P 0x03 -#define FLAG_BAT_CELL_3S2P 0x06 -#define REG_BAT_CHARGE 0xF4A2 -#define FLAG_BAT_CHARGE_DISCHARGE 0x01 -#define FLAG_BAT_CHARGE_CHARGE 0x02 -#define FLAG_BAT_CHARGE_ACPOWER 0x00 -#define REG_BAT_STATUS 0xF4B0 -#define BIT_BAT_STATUS_LOW (1 << 5) -#define BIT_BAT_STATUS_DESTROY (1 << 2) -#define BIT_BAT_STATUS_FULL (1 << 1) -#define BIT_BAT_STATUS_IN (1 << 0) -#define REG_BAT_CHARGE_STATUS 0xF4B1 -#define BIT_BAT_CHARGE_STATUS_OVERTEMP (1 << 2) -#define BIT_BAT_CHARGE_STATUS_PRECHG (1 << 1) -#define REG_BAT_STATE 0xF482 -#define BIT_BAT_STATE_CHARGING (1 << 1) -#define BIT_BAT_STATE_DISCHARGING (1 << 0) -#define REG_BAT_POWER 0xF440 -#define BIT_BAT_POWER_S3 (1 << 2) -#define BIT_BAT_POWER_ON (1 << 1) -#define BIT_BAT_POWER_ACIN (1 << 0) - -/* other registers */ -/* Audio: rd/wr */ -#define REG_AUDIO_VOLUME 0xF46C -#define REG_AUDIO_MUTE 0xF4E7 -#define REG_AUDIO_BEEP 0xF4D0 -/* USB port power or not: rd/wr */ -#define REG_USB0_FLAG 0xF461 -#define REG_USB1_FLAG 0xF462 -#define REG_USB2_FLAG 0xF463 -#define BIT_USB_FLAG_ON 1 -#define BIT_USB_FLAG_OFF 0 -/* LID */ -#define REG_LID_DETECT 0xF4BD -#define BIT_LID_DETECT_ON 1 -#define BIT_LID_DETECT_OFF 0 -/* CRT */ -#define REG_CRT_DETECT 0xF4AD -#define BIT_CRT_DETECT_PLUG 1 -#define BIT_CRT_DETECT_UNPLUG 0 -/* LCD backlight brightness adjust: 9 levels */ -#define REG_DISPLAY_BRIGHTNESS 0xF4F5 -/* Black screen Status */ -#define BIT_DISPLAY_LCD_ON 1 -#define BIT_DISPLAY_LCD_OFF 0 -/* LCD backlight control: off/restore */ -#define REG_BACKLIGHT_CTRL 0xF7BD -#define BIT_BACKLIGHT_ON 1 -#define BIT_BACKLIGHT_OFF 0 -/* Reset the machine auto-clear: rd/wr */ -#define REG_RESET 0xF4EC -#define BIT_RESET_ON 1 -/* Light the led: rd/wr */ -#define REG_LED 0xF4C8 -#define BIT_LED_RED_POWER (1 << 0) -#define BIT_LED_ORANGE_POWER (1 << 1) -#define BIT_LED_GREEN_CHARGE (1 << 2) -#define BIT_LED_RED_CHARGE (1 << 3) -#define BIT_LED_NUMLOCK (1 << 4) -/* Test led mode, all led on/off */ -#define REG_LED_TEST 0xF4C2 -#define BIT_LED_TEST_IN 1 -#define BIT_LED_TEST_OUT 0 -/* Camera on/off */ -#define REG_CAMERA_STATUS 0xF46A -#define BIT_CAMERA_STATUS_ON 1 -#define BIT_CAMERA_STATUS_OFF 0 -#define REG_CAMERA_CONTROL 0xF7B7 -#define BIT_CAMERA_CONTROL_OFF 0 -#define BIT_CAMERA_CONTROL_ON 1 -/* Wlan Status */ -#define REG_WLAN 0xF4FA -#define BIT_WLAN_ON 1 -#define BIT_WLAN_OFF 0 -#define REG_DISPLAY_LCD 0xF79F - -/* SCI Event Number from EC */ -enum { - EVENT_LID = 0x23, /* LID open/close */ - EVENT_DISPLAY_TOGGLE, /* Fn+F3 for display switch */ - EVENT_SLEEP, /* Fn+F1 for entering sleep mode */ - EVENT_OVERTEMP, /* Over-temperature happened */ - EVENT_CRT_DETECT, /* CRT is connected */ - EVENT_CAMERA, /* Camera on/off */ - EVENT_USB_OC2, /* USB2 Over Current occurred */ - EVENT_USB_OC0, /* USB0 Over Current occurred */ - EVENT_BLACK_SCREEN, /* Turn on/off backlight */ - EVENT_AUDIO_MUTE, /* Mute on/off */ - EVENT_DISPLAY_BRIGHTNESS,/* LCD backlight brightness adjust */ - EVENT_AC_BAT, /* AC & Battery relative issue */ - EVENT_AUDIO_VOLUME, /* Volume adjust */ - EVENT_WLAN, /* Wlan on/off */ - EVENT_END -}; - -#endif /* !_EC_KB3310B_H */ diff --git a/arch/mips/loongson/lemote-2f/irq.c b/arch/mips/loongson/lemote-2f/irq.c deleted file mode 100644 index cab5f43e0..000000000 --- a/arch/mips/loongson/lemote-2f/irq.c +++ /dev/null @@ -1,129 +0,0 @@ -/* - * Copyright (C) 2007 Lemote Inc. - * Author: Fuxin Zhang, zhangfx@lemote.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; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/interrupt.h> -#include <linux/module.h> - -#include <asm/irq_cpu.h> -#include <asm/i8259.h> -#include <asm/mipsregs.h> - -#include <loongson.h> -#include <machine.h> - -#define LOONGSON_TIMER_IRQ (MIPS_CPU_IRQ_BASE + 7) /* cpu timer */ -#define LOONGSON_NORTH_BRIDGE_IRQ (MIPS_CPU_IRQ_BASE + 6) /* bonito */ -#define LOONGSON_UART_IRQ (MIPS_CPU_IRQ_BASE + 3) /* cpu serial port */ -#define LOONGSON_SOUTH_BRIDGE_IRQ (MIPS_CPU_IRQ_BASE + 2) /* i8259 */ - -#define LOONGSON_INT_BIT_INT0 (1 << 11) -#define LOONGSON_INT_BIT_INT1 (1 << 12) - -/* - * The generic i8259_irq() make the kernel hang on booting. Since we cannot - * get the irq via the IRR directly, we access the ISR instead. - */ -int mach_i8259_irq(void) -{ - int irq, isr; - - irq = -1; - - if ((LOONGSON_INTISR & LOONGSON_INTEN) & LOONGSON_INT_BIT_INT0) { - raw_spin_lock(&i8259A_lock); - isr = inb(PIC_MASTER_CMD) & - ~inb(PIC_MASTER_IMR) & ~(1 << PIC_CASCADE_IR); - if (!isr) - isr = (inb(PIC_SLAVE_CMD) & ~inb(PIC_SLAVE_IMR)) << 8; - irq = ffs(isr) - 1; - if (unlikely(irq == 7)) { - /* - * This may be a spurious interrupt. - * - * Read the interrupt status register (ISR). If the most - * significant bit is not set then there is no valid - * interrupt. - */ - outb(0x0B, PIC_MASTER_ISR); /* ISR register */ - if (~inb(PIC_MASTER_ISR) & 0x80) - irq = -1; - } - raw_spin_unlock(&i8259A_lock); - } - - return irq; -} -EXPORT_SYMBOL(mach_i8259_irq); - -static void i8259_irqdispatch(void) -{ - int irq; - - irq = mach_i8259_irq(); - if (irq >= 0) - do_IRQ(irq); - else - spurious_interrupt(); -} - -void mach_irq_dispatch(unsigned int pending) -{ - if (pending & CAUSEF_IP7) - do_IRQ(LOONGSON_TIMER_IRQ); - else if (pending & CAUSEF_IP6) { /* North Bridge, Perf counter */ - do_perfcnt_IRQ(); - bonito_irqdispatch(); - } else if (pending & CAUSEF_IP3) /* CPU UART */ - do_IRQ(LOONGSON_UART_IRQ); - else if (pending & CAUSEF_IP2) /* South Bridge */ - i8259_irqdispatch(); - else - spurious_interrupt(); -} - -static irqreturn_t ip6_action(int cpl, void *dev_id) -{ - return IRQ_HANDLED; -} - -static struct irqaction ip6_irqaction = { - .handler = ip6_action, - .name = "cascade", - .flags = IRQF_SHARED | IRQF_NO_THREAD, -}; - -static struct irqaction cascade_irqaction = { - .handler = no_action, - .name = "cascade", - .flags = IRQF_NO_THREAD, -}; - -void __init mach_init_irq(void) -{ - /* init all controller - * 0-15 ------> i8259 interrupt - * 16-23 ------> mips cpu interrupt - * 32-63 ------> bonito irq - */ - - /* setup cs5536 as high level trigger */ - LOONGSON_INTPOL = LOONGSON_INT_BIT_INT0 | LOONGSON_INT_BIT_INT1; - LOONGSON_INTEDGE &= ~(LOONGSON_INT_BIT_INT0 | LOONGSON_INT_BIT_INT1); - - /* Sets the first-level interrupt dispatcher. */ - mips_cpu_irq_init(); - init_i8259_irqs(); - bonito_irq_init(); - - /* setup north bridge irq (bonito) */ - setup_irq(LOONGSON_NORTH_BRIDGE_IRQ, &ip6_irqaction); - /* setup source bridge irq (i8259) */ - setup_irq(LOONGSON_SOUTH_BRIDGE_IRQ, &cascade_irqaction); -} diff --git a/arch/mips/loongson/lemote-2f/machtype.c b/arch/mips/loongson/lemote-2f/machtype.c deleted file mode 100644 index b55e6eece..000000000 --- a/arch/mips/loongson/lemote-2f/machtype.c +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (C) 2009 Lemote Inc. - * Author: Wu Zhangjin, wuzhangjin@gmail.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; either version 2 of the License, or (at your - * option) any later version. - */ -#include <asm/bootinfo.h> - -#include <loongson.h> - -void __init mach_prom_init_machtype(void) -{ - /* We share the same kernel image file among Lemote 2F family - * of machines, and provide the machtype= kernel command line - * to users to indicate their machine, this command line will - * be passed by the latest PMON automatically. and fortunately, - * up to now, we can get the machine type from the PMON_VER= - * commandline directly except the NAS machine, In the old - * machines, this will help the users a lot. - * - * If no "machtype=" passed, get machine type from "PMON_VER=". - * PMON_VER=LM8089 Lemote 8.9'' netbook - * LM8101 Lemote 10.1'' netbook - * (The above two netbooks have the same kernel support) - * LM6XXX Lemote FuLoong(2F) box series - * LM9XXX Lemote LynLoong PC series - */ - if (strstr(arcs_cmdline, "PMON_VER=LM")) { - if (strstr(arcs_cmdline, "PMON_VER=LM8")) - mips_machtype = MACH_LEMOTE_YL2F89; - else if (strstr(arcs_cmdline, "PMON_VER=LM6")) - mips_machtype = MACH_LEMOTE_FL2F; - else if (strstr(arcs_cmdline, "PMON_VER=LM9")) - mips_machtype = MACH_LEMOTE_LL2F; - else - mips_machtype = MACH_LEMOTE_NAS; - - strcat(arcs_cmdline, " machtype="); - strcat(arcs_cmdline, get_system_type()); - strcat(arcs_cmdline, " "); - } -} diff --git a/arch/mips/loongson/lemote-2f/pm.c b/arch/mips/loongson/lemote-2f/pm.c deleted file mode 100644 index cac4d382e..000000000 --- a/arch/mips/loongson/lemote-2f/pm.c +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Lemote loongson2f family machines' specific suspend support - * - * Copyright (C) 2009 Lemote Inc. - * Author: Wu Zhangjin <wuzhangjin@gmail.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; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/suspend.h> -#include <linux/interrupt.h> -#include <linux/pm.h> -#include <linux/i8042.h> -#include <linux/module.h> - -#include <asm/i8259.h> -#include <asm/mipsregs.h> -#include <asm/bootinfo.h> - -#include <loongson.h> - -#include <cs5536/cs5536_mfgpt.h> -#include "ec_kb3310b.h" - -#define I8042_KBD_IRQ 1 -#define I8042_CTR_KBDINT 0x01 -#define I8042_CTR_KBDDIS 0x10 - -static unsigned char i8042_ctr; - -static int i8042_enable_kbd_port(void) -{ - if (i8042_command(&i8042_ctr, I8042_CMD_CTL_RCTR)) { - pr_err("i8042.c: Can't read CTR while enabling i8042 kbd port." - "\n"); - return -EIO; - } - - i8042_ctr &= ~I8042_CTR_KBDDIS; - i8042_ctr |= I8042_CTR_KBDINT; - - if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR)) { - i8042_ctr &= ~I8042_CTR_KBDINT; - i8042_ctr |= I8042_CTR_KBDDIS; - pr_err("i8042.c: Failed to enable KBD port.\n"); - - return -EIO; - } - - return 0; -} - -void setup_wakeup_events(void) -{ - int irq_mask; - - switch (mips_machtype) { - case MACH_LEMOTE_ML2F7: - case MACH_LEMOTE_YL2F89: - /* open the keyboard irq in i8259A */ - outb((0xff & ~(1 << I8042_KBD_IRQ)), PIC_MASTER_IMR); - irq_mask = inb(PIC_MASTER_IMR); - - /* enable keyboard port */ - i8042_enable_kbd_port(); - - /* Wakeup CPU via SCI lid open event */ - outb(irq_mask & ~(1 << PIC_CASCADE_IR), PIC_MASTER_IMR); - inb(PIC_MASTER_IMR); - outb(0xff & ~(1 << (SCI_IRQ_NUM - 8)), PIC_SLAVE_IMR); - inb(PIC_SLAVE_IMR); - - break; - - default: - break; - } -} - -static struct delayed_work lid_task; -static int initialized; -/* yeeloong_report_lid_status will be implemented in yeeloong_laptop.c */ -sci_handler yeeloong_report_lid_status; -EXPORT_SYMBOL(yeeloong_report_lid_status); -static void yeeloong_lid_update_task(struct work_struct *work) -{ - if (yeeloong_report_lid_status) - yeeloong_report_lid_status(BIT_LID_DETECT_ON); -} - -int wakeup_loongson(void) -{ - int irq; - - /* query the interrupt number */ - irq = mach_i8259_irq(); - if (irq < 0) - return 0; - - printk(KERN_INFO "%s: irq = %d\n", __func__, irq); - - if (irq == I8042_KBD_IRQ) - return 1; - else if (irq == SCI_IRQ_NUM) { - int ret, sci_event; - /* query the event number */ - ret = ec_query_seq(CMD_GET_EVENT_NUM); - if (ret < 0) - return 0; - sci_event = ec_get_event_num(); - if (sci_event < 0) - return 0; - if (sci_event == EVENT_LID) { - int lid_status; - /* check the LID status */ - lid_status = ec_read(REG_LID_DETECT); - /* wakeup cpu when people open the LID */ - if (lid_status == BIT_LID_DETECT_ON) { - /* If we call it directly here, the WARNING - * will be sent out by getnstimeofday - * via "WARN_ON(timekeeping_suspended);" - * because we can not schedule in suspend mode. - */ - if (initialized == 0) { - INIT_DELAYED_WORK(&lid_task, - yeeloong_lid_update_task); - initialized = 1; - } - schedule_delayed_work(&lid_task, 1); - return 1; - } - } - } - - return 0; -} - -void __weak mach_suspend(void) -{ - disable_mfgpt0_counter(); -} - -void __weak mach_resume(void) -{ - enable_mfgpt0_counter(); -} diff --git a/arch/mips/loongson/lemote-2f/reset.c b/arch/mips/loongson/lemote-2f/reset.c deleted file mode 100644 index a26ca7fcd..000000000 --- a/arch/mips/loongson/lemote-2f/reset.c +++ /dev/null @@ -1,159 +0,0 @@ -/* Board-specific reboot/shutdown routines - * - * Copyright (c) 2009 Philippe Vachon <philippe@cowpig.ca> - * - * Copyright (C) 2009 Lemote Inc. - * Author: Wu Zhangjin, wuzhangjin@gmail.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; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/io.h> -#include <linux/delay.h> -#include <linux/types.h> - -#include <asm/bootinfo.h> - -#include <loongson.h> - -#include <cs5536/cs5536.h> -#include "ec_kb3310b.h" - -static void reset_cpu(void) -{ - /* - * reset cpu to full speed, this is needed when enabling cpu frequency - * scalling - */ - LOONGSON_CHIPCFG(0) |= 0x7; -} - -/* reset support for fuloong2f */ - -static void fl2f_reboot(void) -{ - reset_cpu(); - - /* send a reset signal to south bridge. - * - * NOTE: if enable "Power Management" in kernel, rtl8169 will not reset - * normally with this reset operation and it will not work in PMON, but - * you can type halt command and then reboot, seems the hardware reset - * logic not work normally. - */ - { - u32 hi, lo; - _rdmsr(DIVIL_MSR_REG(DIVIL_SOFT_RESET), &hi, &lo); - lo |= 0x00000001; - _wrmsr(DIVIL_MSR_REG(DIVIL_SOFT_RESET), hi, lo); - } -} - -static void fl2f_shutdown(void) -{ - u32 hi, lo, val; - int gpio_base; - - /* get gpio base */ - _rdmsr(DIVIL_MSR_REG(DIVIL_LBAR_GPIO), &hi, &lo); - gpio_base = lo & 0xff00; - - /* make cs5536 gpio13 output enable */ - val = inl(gpio_base + GPIOL_OUT_EN); - val &= ~(1 << (16 + 13)); - val |= (1 << 13); - outl(val, gpio_base + GPIOL_OUT_EN); - mmiowb(); - /* make cs5536 gpio13 output low level voltage. */ - val = inl(gpio_base + GPIOL_OUT_VAL) & ~(1 << (13)); - val |= (1 << (16 + 13)); - outl(val, gpio_base + GPIOL_OUT_VAL); - mmiowb(); -} - -/* reset support for yeeloong2f and mengloong2f notebook */ - -static void ml2f_reboot(void) -{ - reset_cpu(); - - /* sending an reset signal to EC(embedded controller) */ - ec_write(REG_RESET, BIT_RESET_ON); -} - -#define yl2f89_reboot ml2f_reboot - -/* menglong(7inches) laptop has different shutdown logic from 8.9inches */ -#define EC_SHUTDOWN_IO_PORT_HIGH 0xff2d -#define EC_SHUTDOWN_IO_PORT_LOW 0xff2e -#define EC_SHUTDOWN_IO_PORT_DATA 0xff2f -#define REG_SHUTDOWN_HIGH 0xFC -#define REG_SHUTDOWN_LOW 0x29 -#define BIT_SHUTDOWN_ON (1 << 1) - -static void ml2f_shutdown(void) -{ - u8 val; - u64 i; - - outb(REG_SHUTDOWN_HIGH, EC_SHUTDOWN_IO_PORT_HIGH); - outb(REG_SHUTDOWN_LOW, EC_SHUTDOWN_IO_PORT_LOW); - mmiowb(); - val = inb(EC_SHUTDOWN_IO_PORT_DATA); - outb(val & (~BIT_SHUTDOWN_ON), EC_SHUTDOWN_IO_PORT_DATA); - mmiowb(); - /* need enough wait here... how many microseconds needs? */ - for (i = 0; i < 0x10000; i++) - delay(); - outb(val | BIT_SHUTDOWN_ON, EC_SHUTDOWN_IO_PORT_DATA); - mmiowb(); -} - -static void yl2f89_shutdown(void) -{ - /* cpu-gpio0 output low */ - LOONGSON_GPIODATA &= ~0x00000001; - /* cpu-gpio0 as output */ - LOONGSON_GPIOIE &= ~0x00000001; -} - -void mach_prepare_reboot(void) -{ - switch (mips_machtype) { - case MACH_LEMOTE_FL2F: - case MACH_LEMOTE_NAS: - case MACH_LEMOTE_LL2F: - fl2f_reboot(); - break; - case MACH_LEMOTE_ML2F7: - ml2f_reboot(); - break; - case MACH_LEMOTE_YL2F89: - yl2f89_reboot(); - break; - default: - break; - } -} - -void mach_prepare_shutdown(void) -{ - switch (mips_machtype) { - case MACH_LEMOTE_FL2F: - case MACH_LEMOTE_NAS: - case MACH_LEMOTE_LL2F: - fl2f_shutdown(); - break; - case MACH_LEMOTE_ML2F7: - ml2f_shutdown(); - break; - case MACH_LEMOTE_YL2F89: - yl2f89_shutdown(); - break; - default: - break; - } -} |