diff options
Diffstat (limited to 'arch/arm/mach-w90x900')
| -rw-r--r-- | arch/arm/mach-w90x900/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/clock.c | 77 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/clock.h | 36 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/cpu.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/gpio.c | 154 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/clkdev.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/gpio.h | 34 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/irqs.h | 49 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/map.h | 101 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/regs-clock.h | 31 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/include/mach/regs-usb.h | 35 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/mach-w90p910evb.c | 164 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/mfp-w90p910.c | 116 | ||||
| -rw-r--r-- | arch/arm/mach-w90x900/w90p910.c | 53 |
14 files changed, 835 insertions, 26 deletions
diff --git a/arch/arm/mach-w90x900/Makefile b/arch/arm/mach-w90x900/Makefile index 0c0c1d63f1c7..d50c94f4dbdf 100644 --- a/arch/arm/mach-w90x900/Makefile +++ b/arch/arm/mach-w90x900/Makefile @@ -4,7 +4,7 @@ # Object file lists. -obj-y := irq.o time.o +obj-y := irq.o time.o mfp-w90p910.o gpio.o clock.o # W90X900 CPU support files diff --git a/arch/arm/mach-w90x900/clock.c b/arch/arm/mach-w90x900/clock.c new file mode 100644 index 000000000000..f420613cd395 --- /dev/null +++ b/arch/arm/mach-w90x900/clock.c @@ -0,0 +1,77 @@ +/* + * linux/arch/arm/mach-w90x900/clock.c + * + * Copyright (c) 2008 Nuvoton technology corporation + * + * Wan ZongShun <mcuos.com@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. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/err.h> +#include <linux/string.h> +#include <linux/clk.h> +#include <linux/spinlock.h> +#include <linux/platform_device.h> +#include <linux/io.h> + +#include <mach/hardware.h> + +#include "clock.h" + +static DEFINE_SPINLOCK(clocks_lock); + +int clk_enable(struct clk *clk) +{ + unsigned long flags; + + spin_lock_irqsave(&clocks_lock, flags); + if (clk->enabled++ == 0) + (clk->enable)(clk, 1); + spin_unlock_irqrestore(&clocks_lock, flags); + + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ + unsigned long flags; + + WARN_ON(clk->enabled == 0); + + spin_lock_irqsave(&clocks_lock, flags); + if (--clk->enabled == 0) + (clk->enable)(clk, 0); + spin_unlock_irqrestore(&clocks_lock, flags); +} +EXPORT_SYMBOL(clk_disable); + +void w90x900_clk_enable(struct clk *clk, int enable) +{ + unsigned int clocks = clk->cken; + unsigned long clken; + + clken = __raw_readl(W90X900_VA_CLKPWR); + + if (enable) + clken |= clocks; + else + clken &= ~clocks; + + __raw_writel(clken, W90X900_VA_CLKPWR); +} + +void clks_register(struct clk_lookup *clks, size_t num) +{ + int i; + + for (i = 0; i < num; i++) + clkdev_add(&clks[i]); +} diff --git a/arch/arm/mach-w90x900/clock.h b/arch/arm/mach-w90x900/clock.h new file mode 100644 index 000000000000..4f27bda76d56 --- /dev/null +++ b/arch/arm/mach-w90x900/clock.h @@ -0,0 +1,36 @@ +/* + * linux/arch/arm/mach-w90x900/clock.h + * + * Copyright (c) 2008 Nuvoton technology corporation + * + * Wan ZongShun <mcuos.com@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. + */ + +#include <asm/clkdev.h> + +void w90x900_clk_enable(struct clk *clk, int enable); +void clks_register(struct clk_lookup *clks, size_t num); + +struct clk { + unsigned long cken; + unsigned int enabled; + void (*enable)(struct clk *, int enable); +}; + +#define DEFINE_CLK(_name, _ctrlbit) \ +struct clk clk_##_name = { \ + .enable = w90x900_clk_enable, \ + .cken = (1 << _ctrlbit), \ + } + +#define DEF_CLKLOOK(_clk, _devname, _conname) \ + { \ + .clk = _clk, \ + .dev_id = _devname, \ + .con_id = _conname, \ + } + diff --git a/arch/arm/mach-w90x900/cpu.h b/arch/arm/mach-w90x900/cpu.h index de29ddcb9459..57b5dbabeb41 100644 --- a/arch/arm/mach-w90x900/cpu.h +++ b/arch/arm/mach-w90x900/cpu.h @@ -41,7 +41,7 @@ struct sys_timer; extern void w90x900_init_irq(void); extern void w90p910_init_io(struct map_desc *mach_desc, int size); extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no); -extern void w90p910_init_clocks(int xtal); +extern void w90p910_init_clocks(void); extern void w90p910_map_io(struct map_desc *mach_desc, int size); extern struct platform_device w90p910_serial_device; extern struct sys_timer w90x900_timer; diff --git a/arch/arm/mach-w90x900/gpio.c b/arch/arm/mach-w90x900/gpio.c new file mode 100644 index 000000000000..c72e0dfa1825 --- /dev/null +++ b/arch/arm/mach-w90x900/gpio.c @@ -0,0 +1,154 @@ +/* + * linux/arch/arm/mach-w90p910/gpio.c + * + * Generic w90p910 GPIO handling + * + * Wan ZongShun <mcuos.com@gmail.com> + * + * 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/clk.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/module.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <mach/hardware.h> + +#define GPIO_BASE (W90X900_VA_GPIO) +#define GPIO_DIR (0x04) +#define GPIO_OUT (0x08) +#define GPIO_IN (0x0C) +#define GROUPINERV (0x10) +#define GPIO_GPIO(Nb) (0x00000001 << (Nb)) +#define to_w90p910_gpio_chip(c) container_of(c, struct w90p910_gpio_chip, chip) + +#define W90P910_GPIO_CHIP(name, base_gpio, nr_gpio) \ + { \ + .chip = { \ + .label = name, \ + .direction_input = w90p910_dir_input, \ + .direction_output = w90p910_dir_output, \ + .get = w90p910_gpio_get, \ + .set = w90p910_gpio_set, \ + .base = base_gpio, \ + .ngpio = nr_gpio, \ + } \ + } + +struct w90p910_gpio_chip { + struct gpio_chip chip; + void __iomem *regbase; /* Base of group register*/ + spinlock_t gpio_lock; +}; + +static int w90p910_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip); + void __iomem *pio = w90p910_gpio->regbase + GPIO_IN; + unsigned int regval; + + regval = __raw_readl(pio); + regval &= GPIO_GPIO(offset); + + return (regval != 0); +} + +static void w90p910_gpio_set(struct gpio_chip *chip, unsigned offset, int val) +{ + struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip); + void __iomem *pio = w90p910_gpio->regbase + GPIO_OUT; + unsigned int regval; + unsigned long flags; + + spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags); + + regval = __raw_readl(pio); + + if (val) + regval |= GPIO_GPIO(offset); + else + regval &= ~GPIO_GPIO(offset); + + __raw_writel(regval, pio); + + spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags); +} + +static int w90p910_dir_input(struct gpio_chip *chip, unsigned offset) +{ + struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip); + void __iomem *pio = w90p910_gpio->regbase + GPIO_DIR; + unsigned int regval; + unsigned long flags; + + spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags); + + regval = __raw_readl(pio); + regval &= ~GPIO_GPIO(offset); + __raw_writel(regval, pio); + + spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags); + + return 0; +} + +static int w90p910_dir_output(struct gpio_chip *chip, unsigned offset, int val) +{ + struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip); + void __iomem *outreg = w90p910_gpio->regbase + GPIO_OUT; + void __iomem *pio = w90p910_gpio->regbase + GPIO_DIR; + unsigned int regval; + unsigned long flags; + + spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags); + + regval = __raw_readl(pio); + regval |= GPIO_GPIO(offset); + __raw_writel(regval, pio); + + regval = __raw_readl(outreg); + + if (val) + regval |= GPIO_GPIO(offset); + else + regval &= ~GPIO_GPIO(offset); + + __raw_writel(regval, outreg); + + spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags); + + return 0; +} + +static struct w90p910_gpio_chip w90p910_gpio[] = { + W90P910_GPIO_CHIP("GROUPC", 0, 16), + W90P910_GPIO_CHIP("GROUPD", 16, 10), + W90P910_GPIO_CHIP("GROUPE", 26, 14), + W90P910_GPIO_CHIP("GROUPF", 40, 10), + W90P910_GPIO_CHIP("GROUPG", 50, 17), + W90P910_GPIO_CHIP("GROUPH", 67, 8), + W90P910_GPIO_CHIP("GROUPI", 75, 17), +}; + +void __init w90p910_init_gpio(int nr_group) +{ + unsigned i; + struct w90p910_gpio_chip *gpio_chip; + + for (i = 0; i < nr_group; i++) { + gpio_chip = &w90p910_gpio[i]; + spin_lock_init(&gpio_chip->gpio_lock); + gpio_chip->regbase = GPIO_BASE + i * GROUPINERV; + gpiochip_add(&gpio_chip->chip); + } +} diff --git a/arch/arm/mach-w90x900/include/mach/clkdev.h b/arch/arm/mach-w90x900/include/mach/clkdev.h new file mode 100644 index 000000000000..04b37a89801c --- /dev/null +++ b/arch/arm/mach-w90x900/include/mach/clkdev.h @@ -0,0 +1,7 @@ +#ifndef __ASM_MACH_CLKDEV_H +#define __ASM_MACH_CLKDEV_H + +#define __clk_get(clk) ({ 1; }) +#define __clk_put(clk) do { } while (0) + +#endif diff --git a/arch/arm/mach-w90x900/include/mach/gpio.h b/arch/arm/mach-w90x900/include/mach/gpio.h new file mode 100644 index 000000000000..034da3e390c9 --- /dev/null +++ b/arch/arm/mach-w90x900/include/mach/gpio.h @@ -0,0 +1,34 @@ +/* + * linux/arch/arm/mach-w90p910/include/mach/gpio.h + * + * Generic w90p910 GPIO handling + * + * Wan ZongShun <mcuos.com@gmail.com> + * + * 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. + */ + +#ifndef __ASM_ARCH_W90P910_GPIO_H +#define __ASM_ARCH_W90P910_GPIO_H + +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm-generic/gpio.h> + +#define gpio_get_value __gpio_get_value +#define gpio_set_value __gpio_set_value +#define gpio_cansleep __gpio_cansleep + +static inline int gpio_to_irq(unsigned gpio) +{ + return gpio; +} + +static inline int irq_to_gpio(unsigned irq) +{ + return irq; +} + +#endif diff --git a/arch/arm/mach-w90x900/include/mach/irqs.h b/arch/arm/mach-w90x900/include/mach/irqs.h index 1c583f9cbcde..9d5cba3a509f 100644 --- a/arch/arm/mach-w90x900/include/mach/irqs.h +++ b/arch/arm/mach-w90x900/include/mach/irqs.h @@ -1,8 +1,7 @@ /* * arch/arm/mach-w90x900/include/mach/irqs.h * - * Copyright (c) 2008 Nuvoton technology corporation - * All rights reserved. + * Copyright (c) 2008 Nuvoton technology corporation. * * Wan ZongShun <mcuos.com@gmail.com> * @@ -10,8 +9,7 @@ * * 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. + * the Free Software Foundation;version 2 of the License. * */ @@ -31,6 +29,11 @@ /* Main cpu interrupts */ #define IRQ_WDT W90X900_IRQ(1) +#define IRQ_GROUP0 W90X900_IRQ(2) +#define IRQ_GROUP1 W90X900_IRQ(3) +#define IRQ_ACTL W90X900_IRQ(4) +#define IRQ_LCD W90X900_IRQ(5) +#define IRQ_RTC W90X900_IRQ(6) #define IRQ_UART0 W90X900_IRQ(7) #define IRQ_UART1 W90X900_IRQ(8) #define IRQ_UART2 W90X900_IRQ(9) @@ -39,7 +42,45 @@ #define IRQ_TIMER0 W90X900_IRQ(12) #define IRQ_TIMER1 W90X900_IRQ(13) #define IRQ_T_INT_GROUP W90X900_IRQ(14) +#define IRQ_USBH W90X900_IRQ(15) +#define IRQ_EMCTX W90X900_IRQ(16) +#define IRQ_EMCRX W90X900_IRQ(17) +#define IRQ_GDMAGROUP W90X900_IRQ(18) +#define IRQ_DMAC W90X900_IRQ(19) +#define IRQ_FMI W90X900_IRQ(20) +#define IRQ_USBD W90X900_IRQ(21) +#define IRQ_ATAPI W90X900_IRQ(22) +#define IRQ_G2D W90X900_IRQ(23) +#define IRQ_PCI W90X900_IRQ(24) +#define IRQ_SCGROUP W90X900_IRQ(25) +#define IRQ_I2CGROUP W90X900_IRQ(26) +#define IRQ_SSP W90X900_IRQ(27) +#define IRQ_PWM W90X900_IRQ(28) +#define IRQ_KPI W90X900_IRQ(29) +#define IRQ_P2SGROUP W90X900_IRQ(30) #define IRQ_ADC W90X900_IRQ(31) #define NR_IRQS (IRQ_ADC+1) +/*for irq group*/ + +#define IRQ_PS2_PORT0 0x10000000 +#define IRQ_PS2_PORT1 0x20000000 +#define IRQ_I2C_LINE0 0x04000000 +#define IRQ_I2C_LINE1 0x08000000 +#define IRQ_SC_CARD0 0x01000000 +#define IRQ_SC_CARD1 0x02000000 +#define IRQ_GDMA_CH0 0x00100000 +#define IRQ_GDMA_CH1 0x00200000 +#define IRQ_TIMER2 0x00010000 +#define IRQ_TIMER3 0x00020000 +#define IRQ_TIMER4 0x00040000 +#define IRQ_GROUP0_IRQ0 0x00000001 +#define IRQ_GROUP0_IRQ1 0x00000002 +#define IRQ_GROUP0_IRQ2 0x00000004 +#define IRQ_GROUP0_IRQ3 0x00000008 +#define IRQ_GROUP1_IRQ4 0x00000010 +#define IRQ_GROUP1_IRQ5 0x00000020 +#define IRQ_GROUP1_IRQ6 0x00000040 +#define IRQ_GROUP1_IRQ7 0x00000080 + #endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mach-w90x900/include/mach/map.h b/arch/arm/mach-w90x900/include/mach/map.h index 79320ebe614b..1a2095304117 100644 --- a/arch/arm/mach-w90x900/include/mach/map.h +++ b/arch/arm/mach-w90x900/include/mach/map.h @@ -1,8 +1,7 @@ /* * arch/arm/mach-w90x900/include/mach/map.h * - * Copyright (c) 2008 Nuvoton technology corporation - * All rights reserved. + * Copyright (c) 2008 Nuvoton technology corporation. * * Wan ZongShun <mcuos.com@gmail.com> * @@ -10,8 +9,7 @@ * * 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. + * the Free Software Foundation;version 2 of the License. * */ @@ -34,7 +32,6 @@ * interrupt controller is the first thing we put in, to make * the assembly code for the irq detection easier */ - #define W90X900_VA_IRQ W90X900_ADDR(0x00000000) #define W90X900_PA_IRQ (0xB8002000) #define W90X900_SZ_IRQ SZ_4K @@ -44,33 +41,117 @@ #define W90X900_SZ_GCR SZ_4K /* Clock and Power management */ - #define W90X900_VA_CLKPWR (W90X900_VA_GCR+0x200) #define W90X900_PA_CLKPWR (0xB0000200) #define W90X900_SZ_CLKPWR SZ_4K /* EBI management */ - #define W90X900_VA_EBI W90X900_ADDR(0x00001000) #define W90X900_PA_EBI (0xB0001000) #define W90X900_SZ_EBI SZ_4K /* UARTs */ - #define W90X900_VA_UART W90X900_ADDR(0x08000000) #define W90X900_PA_UART (0xB8000000) #define W90X900_SZ_UART SZ_4K /* Timers */ - #define W90X900_VA_TIMER W90X900_ADDR(0x08001000) #define W90X900_PA_TIMER (0xB8001000) #define W90X900_SZ_TIMER SZ_4K /* GPIO ports */ - #define W90X900_VA_GPIO W90X900_ADDR(0x08003000) #define W90X900_PA_GPIO (0xB8003000) #define W90X900_SZ_GPIO SZ_4K +/* GDMA control */ +#define W90X900_VA_GDMA W90X900_ADDR(0x00004000) +#define W90X900_PA_GDMA (0xB0004000) +#define W90X900_SZ_GDMA SZ_4K + +/* USB host controller*/ +#define W90X900_VA_USBEHCIHOST W90X900_ADDR(0x00005000) +#define W90X900_PA_USBEHCIHOST (0xB0005000) +#define W90X900_SZ_USBEHCIHOST SZ_4K + +#define W90X900_VA_USBOHCIHOST W90X900_ADDR(0x00007000) +#define W90X900_PA_USBOHCIHOST (0xB0007000) +#define W90X900_SZ_USBOHCIHOST SZ_4K + +/* I2C hardware controller */ +#define W90X900_VA_I2C W90X900_ADDR(0x08006000) +#define W90X900_PA_I2C (0xB8006000) +#define W90X900_SZ_I2C SZ_4K + +/* Keypad Interface*/ +#define W90X900_VA_KPI W90X900_ADDR(0x08008000) +#define W90X900_PA_KPI (0xB8008000) +#define W90X900_SZ_KPI SZ_4K + +/* Smart card host*/ +#define W90X900_VA_SC W90X900_ADDR(0x08005000) +#define W90X900_PA_SC (0xB8005000) +#define W90X900_SZ_SC SZ_4K + +/* LCD controller*/ +#define W90X900_VA_LCD W90X900_ADDR(0x00008000) +#define W90X900_PA_LCD (0xB0008000) +#define W90X900_SZ_LCD SZ_4K + +/* 2D controller*/ +#define W90X900_VA_GE W90X900_ADDR(0x0000B000) +#define W90X900_PA_GE (0xB000B000) +#define W90X900_SZ_GE SZ_4K + +/* ATAPI */ +#define W90X900_VA_ATAPI W90X900_ADDR(0x0000A000) +#define W90X900_PA_ATAPI (0xB000A000) +#define W90X900_SZ_ATAPI SZ_4K + +/* ADC */ +#define W90X900_VA_ADC W90X900_ADDR(0x0800A000) +#define W90X900_PA_ADC (0xB800A000) +#define W90X900_SZ_ADC SZ_4K + +/* PS2 Interface*/ +#define W90X900_VA_PS2 W90X900_ADDR(0x08009000) +#define W90X900_PA_PS2 (0xB8009000) +#define W90X900_SZ_PS2 SZ_4K + +/* RTC */ +#define W90X900_VA_RTC W90X900_ADDR(0x08004000) +#define W90X900_PA_RTC (0xB8004000) +#define W90X900_SZ_RTC SZ_4K + +/* Pulse Width Modulation(PWM) Registers */ +#define W90X900_VA_PWM W90X900_ADDR(0x08007000) +#define W90X900_PA_PWM (0xB8007000) +#define W90X900_SZ_PWM SZ_4K + +/* Audio Controller controller */ +#define W90X900_VA_ACTL W90X900_ADDR(0x00009000) +#define W90X900_PA_ACTL (0xB0009000) +#define W90X900_SZ_ACTL SZ_4K + +/* DMA controller */ +#define W90X900_VA_DMA W90X900_ADDR(0x0000c000) +#define W90X900_PA_DMA (0xB000c000) +#define W90X900_SZ_DMA SZ_4K + +/* FMI controller */ +#define W90X900_VA_FMI W90X900_ADDR(0x0000d000) +#define W90X900_PA_FMI (0xB000d000) +#define W90X900_SZ_FMI SZ_4K + +/* USB Device port */ +#define W90X900_VA_USBDEV W90X900_ADDR(0x00006000) +#define W90X900_PA_USBDEV (0xB0006000) +#define W90X900_SZ_USBDEV SZ_4K + +/* External MAC control*/ +#define W90X900_VA_EMC W90X900_ADDR(0x00003000) +#define W90X900_PA_EMC (0xB0003000) +#define W90X900_SZ_EMC SZ_4K + #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-w90x900/include/mach/regs-clock.h b/arch/arm/mach-w90x900/include/mach/regs-clock.h new file mode 100644 index 000000000000..f10b6a8dc069 --- /dev/null +++ b/arch/arm/mach-w90x900/include/mach/regs-clock.h @@ -0,0 +1,31 @@ +/* + * arch/arm/mach-w90x900/include/mach/regs-clock.h + * + * Copyright (c) 2008 Nuvoton technology corporation. + * + * Wan ZongShun <mcuos.com@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;version 2 of the License. + * + */ + +#ifndef __ASM_ARCH_REGS_CLOCK_H +#define __ASM_ARCH_REGS_CLOCK_H + +/* Clock Control Registers */ +#define CLK_BA W90X900_VA_CLKPWR +#define REG_CLKEN (CLK_BA + 0x00) +#define REG_CLKSEL (CLK_BA + 0x04) +#define REG_CLKDIV (CLK_BA + 0x08) +#define REG_PLLCON0 (CLK_BA + 0x0C) +#define REG_PLLCON1 (CLK_BA + 0x10) +#define REG_PMCON (CLK_BA + 0x14) +#define REG_IRQWAKECON (CLK_BA + 0x18) +#define REG_IRQWAKEFLAG (CLK_BA + 0x1C) +#define REG_IPSRST (CLK_BA + 0x20) +#define REG_CLKEN1 (CLK_BA + 0x24) +#define REG_CLKDIV1 (CLK_BA + 0x28) + +#endif /* __ASM_ARCH_REGS_CLOCK_H */ diff --git a/arch/arm/mach-w90x900/include/mach/regs-usb.h b/arch/arm/mach-w90x900/include/mach/regs-usb.h new file mode 100644 index 000000000000..ab74b0c2480b --- /dev/null +++ b/arch/arm/mach-w90x900/include/mach/regs-usb.h @@ -0,0 +1,35 @@ +/* + * arch/arm/mach-w90x900/include/mach/regs-usb.h + * + * Copyright (c) 2008 Nuvoton technology corporation. + * + * Wan ZongShun <mcuos.com@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;version 2 of the License. + * + */ + +#ifndef __ASM_ARCH_REGS_USB_H +#define __ASM_ARCH_REGS_USB_H + +/* usb Control Registers */ +#define USBH_BA W90X900_VA_USBEHCIHOST +#define USBD_BA W90X900_VA_USBDEV +#define USBO_BA W90X900_VA_USBOHCIHOST + +/* USB Host Control Registers */ +#define REG_UPSCR0 (USBH_BA+0x064) +#define REG_UPSCR1 (USBH_BA+0x068) +#define REG_USBPCR0 (USBH_BA+0x0C4) +#define REG_USBPCR1 (USBH_BA+0x0C8) + +/* USBH OHCI Control Registers */ +#define REG_OpModEn (USBO_BA+0x204) +/*This bit controls the polarity of over +*current flag from external power IC. +*/ +#define OCALow 0x08 + +#endif /* __ASM_ARCH_REGS_USB_H */ diff --git a/arch/arm/mach-w90x900/mach-w90p910evb.c b/arch/arm/mach-w90x900/mach-w90p910evb.c index 726ff6798a56..7a62bd348e80 100644 --- a/arch/arm/mach-w90x900/mach-w90p910evb.c +++ b/arch/arm/mach-w90x900/mach-w90p910evb.c @@ -3,15 +3,13 @@ * * Based on mach-s3c2410/mach-smdk2410.c by Jonas Dietsche * - * Copyright (C) 2008 Nuvoton technology corporation - * All rights reserved. + * Copyright (C) 2008 Nuvoton technology corporation. * * Wan ZongShun <mcuos.com@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. + * published by the Free Software Foundation;version 2 of the License. * */ @@ -80,6 +78,156 @@ static struct platform_device w90p910_flash_device = { .num_resources = ARRAY_SIZE(w90p910_flash_resources), }; +/* USB EHCI Host Controller */ + +static struct resource w90x900_usb_ehci_resource[] = { + [0] = { + .start = W90X900_PA_USBEHCIHOST, + .end = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USBH, + .end = IRQ_USBH, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 w90x900_device_usb_ehci_dmamask = 0xffffffffUL; + +struct platform_device w90x900_device_usb_ehci = { + .name = "w90x900-ehci", + .id = -1, + .num_resources = ARRAY_SIZE(w90x900_usb_ehci_resource), + .resource = w90x900_usb_ehci_resource, + .dev = { + .dma_mask = &w90x900_device_usb_ehci_dmamask, + .coherent_dma_mask = 0xffffffffUL + } +}; +EXPORT_SYMBOL(w90x900_device_usb_ehci); + +/* USB OHCI Host Controller */ + +static struct resource w90x900_usb_ohci_resource[] = { + [0] = { + .start = W90X900_PA_USBOHCIHOST, + .end = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USBH, + .end = IRQ_USBH, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 w90x900_device_usb_ohci_dmamask = 0xffffffffUL; +struct platform_device w90x900_device_usb_ohci = { + .name = "w90x900-ohci", + .id = -1, + .num_resources = ARRAY_SIZE(w90x900_usb_ohci_resource), + .resource = w90x900_usb_ohci_resource, + .dev = { + .dma_mask = &w90x900_device_usb_ohci_dmamask, + .coherent_dma_mask = 0xffffffffUL + } +}; +EXPORT_SYMBOL(w90x900_device_usb_ohci); + +/*TouchScreen controller*/ + +static struct resource w90x900_ts_resource[] = { + [0] = { + .start = W90X900_PA_ADC, + .end = W90X900_PA_ADC + W90X900_SZ_ADC-1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_ADC, + .end = IRQ_ADC, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device w90x900_device_ts = { + .name = "w90x900-ts", + .id = -1, + .resource = w90x900_ts_resource, + .num_resources = ARRAY_SIZE(w90x900_ts_resource), +}; +EXPORT_SYMBOL(w90x900_device_ts); + +/* RTC controller*/ + +static struct resource w90x900_rtc_resource[] = { + [0] = { + .start = W90X900_PA_RTC, + .end = W90X900_PA_RTC + 0xff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_RTC, + .end = IRQ_RTC, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device w90x900_device_rtc = { + .name = "w90x900-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(w90x900_rtc_resource), + .resource = w90x900_rtc_resource, +}; +EXPORT_SYMBOL(w90x900_device_rtc); + +/* KPI controller*/ + +static struct resource w90x900_kpi_resource[] = { + [0] = { + .start = W90X900_PA_KPI, + .end = W90X900_PA_KPI + W90X900_SZ_KPI - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_KPI, + .end = IRQ_KPI, + .flags = IORESOURCE_IRQ, + } + +}; + +struct platform_device w90x900_device_kpi = { + .name = "w90x900-kpi", + .id = -1, + .num_resources = ARRAY_SIZE(w90x900_kpi_resource), + .resource = w90x900_kpi_resource, +}; +EXPORT_SYMBOL(w90x900_device_kpi); + +/* USB Device (Gadget)*/ + +static struct resource w90x900_usbgadget_resource[] = { + [0] = { + .start = W90X900_PA_USBDEV, + .end = W90X900_PA_USBDEV + W90X900_SZ_USBDEV - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USBD, + .end = IRQ_USBD, + .flags = IORESOURCE_IRQ, + } +}; + +struct platform_device w90x900_device_usbgadget = { + .name = "w90x900-usbgadget", + .id = -1, + .num_resources = ARRAY_SIZE(w90x900_usbgadget_resource), + .resource = w90x900_usbgadget_resource, +}; +EXPORT_SYMBOL(w90x900_device_usbgadget); + static struct map_desc w90p910_iodesc[] __initdata = { }; @@ -88,12 +236,18 @@ static struct map_desc w90p910_iodesc[] __initdata = { static struct platform_device *w90p910evb_dev[] __initdata = { &w90p910_serial_device, &w90p910_flash_device, + &w90x900_device_usb_ehci, + &w90x900_device_usb_ohci, + &w90x900_device_ts, + &w90x900_device_rtc, + &w90x900_device_kpi, + &w90x900_device_usbgadget, }; static void __init w90p910evb_map_io(void) { w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc)); - w90p910_init_clocks(0); + w90p910_init_clocks(); } static void __init w90p910evb_init(void) diff --git a/arch/arm/mach-w90x900/mfp-w90p910.c b/arch/arm/mach-w90x900/mfp-w90p910.c new file mode 100644 index 000000000000..a3520fefb5e7 --- /dev/null +++ b/arch/arm/mach-w90x900/mfp-w90p910.c @@ -0,0 +1,116 @@ +/* + * linux/arch/arm/mach-w90x900/mfp-w90p910.c + * + * Copyright (c) 2008 Nuvoton technology corporation + * + * Wan ZongShun <mcuos.com@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;version 2 of the License. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/err.h> +#include <linux/string.h> +#include <linux/clk.h> +#include <linux/mutex.h> +#include <linux/io.h> + +#include <mach/hardware.h> + +#define REG_MFSEL (W90X900_VA_GCR + 0xC) + +#define GPSELF (0x01 << 1) + +#define GPSELC (0x03 << 2) +#define ENKPI (0x02 << 2) +#define ENNAND (0x01 << 2) + +#define GPSELEI0 (0x01 << 26) +#define GPSELEI1 (0x01 << 27) + +static DECLARE_MUTEX(mfp_sem); + +void mfp_set_groupf(struct device *dev) +{ + unsigned long mfpen; + const char *dev_id; + + BUG_ON(!dev); + + down(&mfp_sem); + + dev_id = dev_name(dev); + + mfpen = __raw_readl(REG_MFSEL); + + if (strcmp(dev_id, "w90p910-emc") == 0) + mfpen |= GPSELF;/*enable mac*/ + else + mfpen &= ~GPSELF;/*GPIOF[9:0]*/ + + __raw_writel(mfpen, REG_MFSEL); + + up(&mfp_sem); +} +EXPORT_SYMBOL(mfp_set_groupf); + +void mfp_set_groupc(struct device *dev) +{ + unsigned long mfpen; + const char *dev_id; + + BUG_ON(!dev); + + down(&mfp_sem); + + dev_id = dev_name(dev); + + mfpen = __raw_readl(REG_MFSEL); + + if (strcmp(dev_id, "w90p910-lcd") == 0) + mfpen |= GPSELC;/*enable lcd*/ + else if (strcmp(dev_id, "w90p910-kpi") == 0) { + mfpen &= (~GPSELC);/*enable kpi*/ + mfpen |= ENKPI; + } else if (strcmp(dev_id, "w90p910-nand") == 0) { + mfpen &= (~GPSELC);/*enable nand*/ + mfpen |= ENNAND; + } else + mfpen &= (~GPSELC);/*GPIOC[14:0]*/ + + __raw_writel(mfpen, REG_MFSEL); + + up(&mfp_sem); +} +EXPORT_SYMBOL(mfp_set_groupc); + +void mfp_set_groupi(struct device *dev, int gpio) +{ + unsigned long mfpen; + const char *dev_id; + + BUG_ON(!dev); + + down(&mfp_sem); + + dev_id = dev_name(dev); + + mfpen = __raw_readl(REG_MFSEL); + + if (strcmp(dev_id, "w90p910-wdog") == 0) + mfpen |= GPSELEI1;/*enable wdog*/ + else if (strcmp(dev_id, "w90p910-atapi") == 0) + mfpen |= GPSELEI0;/*enable atapi*/ + + __raw_writel(mfpen, REG_MFSEL); + + up(&mfp_sem); +} +EXPORT_SYMBOL(mfp_set_groupi); + diff --git a/arch/arm/mach-w90x900/w90p910.c b/arch/arm/mach-w90x900/w90p910.c index 2bcbaa681b99..1c97e4930b7a 100644 --- a/arch/arm/mach-w90x900/w90p910.c +++ b/arch/arm/mach-w90x900/w90p910.c @@ -3,8 +3,7 @@ * * Based on linux/arch/arm/plat-s3c24xx/s3c244x.c by Ben Dooks * - * Copyright (c) 2008 Nuvoton technology corporation - * All rights reserved. + * Copyright (c) 2008 Nuvoton technology corporation. * * Wan ZongShun <mcuos.com@gmail.com> * @@ -12,8 +11,7 @@ * * 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. + * the Free Software Foundation;version 2 of the License. * */ @@ -36,6 +34,7 @@ #include <mach/regs-serial.h> #include "cpu.h" +#include "clock.h" /* Initial IO mappings */ @@ -45,9 +44,52 @@ static struct map_desc w90p910_iodesc[] __initdata = { IODESC_ENT(UART), IODESC_ENT(TIMER), IODESC_ENT(EBI), + IODESC_ENT(USBEHCIHOST), + IODESC_ENT(USBOHCIHOST), + IODESC_ENT(ADC), + IODESC_ENT(RTC), + IODESC_ENT(KPI), + IODESC_ENT(USBDEV), /*IODESC_ENT(LCD),*/ }; +/* Initial clock declarations. */ +static DEFINE_CLK(lcd, 0); +static DEFINE_CLK(audio, 1); +static DEFINE_CLK(fmi, 4); +static DEFINE_CLK(dmac, 5); +static DEFINE_CLK(atapi, 6); +static DEFINE_CLK(emc, 7); +static DEFINE_CLK(usbd, 8); +static DEFINE_CLK(usbh, 9); +static DEFINE_CLK(g2d, 10);; +static DEFINE_CLK(pwm, 18); +static DEFINE_CLK(ps2, 24); +static DEFINE_CLK(kpi, 25); +static DEFINE_CLK(wdt, 26); +static DEFINE_CLK(gdma, 27); +static DEFINE_CLK(adc, 28); +static DEFINE_CLK(usi, 29); + +static struct clk_lookup w90p910_clkregs[] = { + DEF_CLKLOOK(&clk_lcd, "w90p910-lcd", NULL), + DEF_CLKLOOK(&clk_audio, "w90p910-audio", NULL), + DEF_CLKLOOK(&clk_fmi, "w90p910-fmi", NULL), + DEF_CLKLOOK(&clk_dmac, "w90p910-dmac", NULL), + DEF_CLKLOOK(&clk_atapi, "w90p910-atapi", NULL), + DEF_CLKLOOK(&clk_emc, "w90p910-emc", NULL), + DEF_CLKLOOK(&clk_usbd, "w90p910-usbd", NULL), + DEF_CLKLOOK(&clk_usbh, "w90p910-usbh", NULL), + DEF_CLKLOOK(&clk_g2d, "w90p910-g2d", NULL), + DEF_CLKLOOK(&clk_pwm, "w90p910-pwm", NULL), + DEF_CLKLOOK(&clk_ps2, "w90p910-ps2", NULL), + DEF_CLKLOOK(&clk_kpi, "w90p910-kpi", NULL), + DEF_CLKLOOK(&clk_wdt, "w90p910-wdt", NULL), + DEF_CLKLOOK(&clk_gdma, "w90p910-gdma", NULL), + DEF_CLKLOOK(&clk_adc, "w90p910-adc", NULL), + DEF_CLKLOOK(&clk_usi, "w90p910-usi", NULL), +}; + /* Initial serial platform data */ struct plat_serial8250_port w90p910_uart_data[] = { @@ -77,8 +119,9 @@ void __init w90p910_map_io(struct map_desc *mach_desc, int mach_size) /*Init W90P910 clock*/ -void __init w90p910_init_clocks(int xtal) +void __init w90p910_init_clocks(void) { + clks_register(w90p910_clkregs, ARRAY_SIZE(w90p910_clkregs)); } static int __init w90p910_init_cpu(void) |