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-rw-r--r--arch/arm/mach-w90x900/Makefile2
-rw-r--r--arch/arm/mach-w90x900/clock.c77
-rw-r--r--arch/arm/mach-w90x900/clock.h36
-rw-r--r--arch/arm/mach-w90x900/cpu.h2
-rw-r--r--arch/arm/mach-w90x900/gpio.c154
-rw-r--r--arch/arm/mach-w90x900/include/mach/clkdev.h7
-rw-r--r--arch/arm/mach-w90x900/include/mach/gpio.h34
-rw-r--r--arch/arm/mach-w90x900/include/mach/irqs.h49
-rw-r--r--arch/arm/mach-w90x900/include/mach/map.h101
-rw-r--r--arch/arm/mach-w90x900/include/mach/regs-clock.h31
-rw-r--r--arch/arm/mach-w90x900/include/mach/regs-usb.h35
-rw-r--r--arch/arm/mach-w90x900/mach-w90p910evb.c164
-rw-r--r--arch/arm/mach-w90x900/mfp-w90p910.c116
-rw-r--r--arch/arm/mach-w90x900/w90p910.c53
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 @@
4 4
5# Object file lists. 5# Object file lists.
6 6
7obj-y := irq.o time.o 7obj-y := irq.o time.o mfp-w90p910.o gpio.o clock.o
8 8
9# W90X900 CPU support files 9# W90X900 CPU support files
10 10
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 @@
1/*
2 * linux/arch/arm/mach-w90x900/clock.c
3 *
4 * Copyright (c) 2008 Nuvoton technology corporation
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License.
11 */
12
13#include <linux/module.h>
14#include <linux/kernel.h>
15#include <linux/list.h>
16#include <linux/errno.h>
17#include <linux/err.h>
18#include <linux/string.h>
19#include <linux/clk.h>
20#include <linux/spinlock.h>
21#include <linux/platform_device.h>
22#include <linux/io.h>
23
24#include <mach/hardware.h>
25
26#include "clock.h"
27
28static DEFINE_SPINLOCK(clocks_lock);
29
30int clk_enable(struct clk *clk)
31{
32 unsigned long flags;
33
34 spin_lock_irqsave(&clocks_lock, flags);
35 if (clk->enabled++ == 0)
36 (clk->enable)(clk, 1);
37 spin_unlock_irqrestore(&clocks_lock, flags);
38
39 return 0;
40}
41EXPORT_SYMBOL(clk_enable);
42
43void clk_disable(struct clk *clk)
44{
45 unsigned long flags;
46
47 WARN_ON(clk->enabled == 0);
48
49 spin_lock_irqsave(&clocks_lock, flags);
50 if (--clk->enabled == 0)
51 (clk->enable)(clk, 0);
52 spin_unlock_irqrestore(&clocks_lock, flags);
53}
54EXPORT_SYMBOL(clk_disable);
55
56void w90x900_clk_enable(struct clk *clk, int enable)
57{
58 unsigned int clocks = clk->cken;
59 unsigned long clken;
60
61 clken = __raw_readl(W90X900_VA_CLKPWR);
62
63 if (enable)
64 clken |= clocks;
65 else
66 clken &= ~clocks;
67
68 __raw_writel(clken, W90X900_VA_CLKPWR);
69}
70
71void clks_register(struct clk_lookup *clks, size_t num)
72{
73 int i;
74
75 for (i = 0; i < num; i++)
76 clkdev_add(&clks[i]);
77}
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 @@
1/*
2 * linux/arch/arm/mach-w90x900/clock.h
3 *
4 * Copyright (c) 2008 Nuvoton technology corporation
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License.
11 */
12
13#include <asm/clkdev.h>
14
15void w90x900_clk_enable(struct clk *clk, int enable);
16void clks_register(struct clk_lookup *clks, size_t num);
17
18struct clk {
19 unsigned long cken;
20 unsigned int enabled;
21 void (*enable)(struct clk *, int enable);
22};
23
24#define DEFINE_CLK(_name, _ctrlbit) \
25struct clk clk_##_name = { \
26 .enable = w90x900_clk_enable, \
27 .cken = (1 << _ctrlbit), \
28 }
29
30#define DEF_CLKLOOK(_clk, _devname, _conname) \
31 { \
32 .clk = _clk, \
33 .dev_id = _devname, \
34 .con_id = _conname, \
35 }
36
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;
41extern void w90x900_init_irq(void); 41extern void w90x900_init_irq(void);
42extern void w90p910_init_io(struct map_desc *mach_desc, int size); 42extern void w90p910_init_io(struct map_desc *mach_desc, int size);
43extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no); 43extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no);
44extern void w90p910_init_clocks(int xtal); 44extern void w90p910_init_clocks(void);
45extern void w90p910_map_io(struct map_desc *mach_desc, int size); 45extern void w90p910_map_io(struct map_desc *mach_desc, int size);
46extern struct platform_device w90p910_serial_device; 46extern struct platform_device w90p910_serial_device;
47extern struct sys_timer w90x900_timer; 47extern 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 @@
1/*
2 * linux/arch/arm/mach-w90p910/gpio.c
3 *
4 * Generic w90p910 GPIO handling
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13#include <linux/clk.h>
14#include <linux/errno.h>
15#include <linux/interrupt.h>
16#include <linux/irq.h>
17#include <linux/debugfs.h>
18#include <linux/seq_file.h>
19#include <linux/kernel.h>
20#include <linux/list.h>
21#include <linux/module.h>
22#include <linux/io.h>
23#include <linux/gpio.h>
24
25#include <mach/hardware.h>
26
27#define GPIO_BASE (W90X900_VA_GPIO)
28#define GPIO_DIR (0x04)
29#define GPIO_OUT (0x08)
30#define GPIO_IN (0x0C)
31#define GROUPINERV (0x10)
32#define GPIO_GPIO(Nb) (0x00000001 << (Nb))
33#define to_w90p910_gpio_chip(c) container_of(c, struct w90p910_gpio_chip, chip)
34
35#define W90P910_GPIO_CHIP(name, base_gpio, nr_gpio) \
36 { \
37 .chip = { \
38 .label = name, \
39 .direction_input = w90p910_dir_input, \
40 .direction_output = w90p910_dir_output, \
41 .get = w90p910_gpio_get, \
42 .set = w90p910_gpio_set, \
43 .base = base_gpio, \
44 .ngpio = nr_gpio, \
45 } \
46 }
47
48struct w90p910_gpio_chip {
49 struct gpio_chip chip;
50 void __iomem *regbase; /* Base of group register*/
51 spinlock_t gpio_lock;
52};
53
54static int w90p910_gpio_get(struct gpio_chip *chip, unsigned offset)
55{
56 struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip);
57 void __iomem *pio = w90p910_gpio->regbase + GPIO_IN;
58 unsigned int regval;
59
60 regval = __raw_readl(pio);
61 regval &= GPIO_GPIO(offset);
62
63 return (regval != 0);
64}
65
66static void w90p910_gpio_set(struct gpio_chip *chip, unsigned offset, int val)
67{
68 struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip);
69 void __iomem *pio = w90p910_gpio->regbase + GPIO_OUT;
70 unsigned int regval;
71 unsigned long flags;
72
73 spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags);
74
75 regval = __raw_readl(pio);
76
77 if (val)
78 regval |= GPIO_GPIO(offset);
79 else
80 regval &= ~GPIO_GPIO(offset);
81
82 __raw_writel(regval, pio);
83
84 spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags);
85}
86
87static int w90p910_dir_input(struct gpio_chip *chip, unsigned offset)
88{
89 struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip);
90 void __iomem *pio = w90p910_gpio->regbase + GPIO_DIR;
91 unsigned int regval;
92 unsigned long flags;
93
94 spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags);
95
96 regval = __raw_readl(pio);
97 regval &= ~GPIO_GPIO(offset);
98 __raw_writel(regval, pio);
99
100 spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags);
101
102 return 0;
103}
104
105static int w90p910_dir_output(struct gpio_chip *chip, unsigned offset, int val)
106{
107 struct w90p910_gpio_chip *w90p910_gpio = to_w90p910_gpio_chip(chip);
108 void __iomem *outreg = w90p910_gpio->regbase + GPIO_OUT;
109 void __iomem *pio = w90p910_gpio->regbase + GPIO_DIR;
110 unsigned int regval;
111 unsigned long flags;
112
113 spin_lock_irqsave(&w90p910_gpio->gpio_lock, flags);
114
115 regval = __raw_readl(pio);
116 regval |= GPIO_GPIO(offset);
117 __raw_writel(regval, pio);
118
119 regval = __raw_readl(outreg);
120
121 if (val)
122 regval |= GPIO_GPIO(offset);
123 else
124 regval &= ~GPIO_GPIO(offset);
125
126 __raw_writel(regval, outreg);
127
128 spin_unlock_irqrestore(&w90p910_gpio->gpio_lock, flags);
129
130 return 0;
131}
132
133static struct w90p910_gpio_chip w90p910_gpio[] = {
134 W90P910_GPIO_CHIP("GROUPC", 0, 16),
135 W90P910_GPIO_CHIP("GROUPD", 16, 10),
136 W90P910_GPIO_CHIP("GROUPE", 26, 14),
137 W90P910_GPIO_CHIP("GROUPF", 40, 10),
138 W90P910_GPIO_CHIP("GROUPG", 50, 17),
139 W90P910_GPIO_CHIP("GROUPH", 67, 8),
140 W90P910_GPIO_CHIP("GROUPI", 75, 17),
141};
142
143void __init w90p910_init_gpio(int nr_group)
144{
145 unsigned i;
146 struct w90p910_gpio_chip *gpio_chip;
147
148 for (i = 0; i < nr_group; i++) {
149 gpio_chip = &w90p910_gpio[i];
150 spin_lock_init(&gpio_chip->gpio_lock);
151 gpio_chip->regbase = GPIO_BASE + i * GROUPINERV;
152 gpiochip_add(&gpio_chip->chip);
153 }
154}
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 @@
1#ifndef __ASM_MACH_CLKDEV_H
2#define __ASM_MACH_CLKDEV_H
3
4#define __clk_get(clk) ({ 1; })
5#define __clk_put(clk) do { } while (0)
6
7#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 @@
1/*
2 * linux/arch/arm/mach-w90p910/include/mach/gpio.h
3 *
4 * Generic w90p910 GPIO handling
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13#ifndef __ASM_ARCH_W90P910_GPIO_H
14#define __ASM_ARCH_W90P910_GPIO_H
15
16#include <mach/hardware.h>
17#include <asm/irq.h>
18#include <asm-generic/gpio.h>
19
20#define gpio_get_value __gpio_get_value
21#define gpio_set_value __gpio_set_value
22#define gpio_cansleep __gpio_cansleep
23
24static inline int gpio_to_irq(unsigned gpio)
25{
26 return gpio;
27}
28
29static inline int irq_to_gpio(unsigned irq)
30{
31 return irq;
32}
33
34#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 @@
1/* 1/*
2 * arch/arm/mach-w90x900/include/mach/irqs.h 2 * arch/arm/mach-w90x900/include/mach/irqs.h
3 * 3 *
4 * Copyright (c) 2008 Nuvoton technology corporation 4 * Copyright (c) 2008 Nuvoton technology corporation.
5 * All rights reserved.
6 * 5 *
7 * Wan ZongShun <mcuos.com@gmail.com> 6 * Wan ZongShun <mcuos.com@gmail.com>
8 * 7 *
@@ -10,8 +9,7 @@
10 * 9 *
11 * This program is free software; you can redistribute it and/or modify 10 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by 11 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation;version 2 of the License.
14 * (at your option) any later version.
15 * 13 *
16 */ 14 */
17 15
@@ -31,6 +29,11 @@
31/* Main cpu interrupts */ 29/* Main cpu interrupts */
32 30
33#define IRQ_WDT W90X900_IRQ(1) 31#define IRQ_WDT W90X900_IRQ(1)
32#define IRQ_GROUP0 W90X900_IRQ(2)
33#define IRQ_GROUP1 W90X900_IRQ(3)
34#define IRQ_ACTL W90X900_IRQ(4)
35#define IRQ_LCD W90X900_IRQ(5)
36#define IRQ_RTC W90X900_IRQ(6)
34#define IRQ_UART0 W90X900_IRQ(7) 37#define IRQ_UART0 W90X900_IRQ(7)
35#define IRQ_UART1 W90X900_IRQ(8) 38#define IRQ_UART1 W90X900_IRQ(8)
36#define IRQ_UART2 W90X900_IRQ(9) 39#define IRQ_UART2 W90X900_IRQ(9)
@@ -39,7 +42,45 @@
39#define IRQ_TIMER0 W90X900_IRQ(12) 42#define IRQ_TIMER0 W90X900_IRQ(12)
40#define IRQ_TIMER1 W90X900_IRQ(13) 43#define IRQ_TIMER1 W90X900_IRQ(13)
41#define IRQ_T_INT_GROUP W90X900_IRQ(14) 44#define IRQ_T_INT_GROUP W90X900_IRQ(14)
45#define IRQ_USBH W90X900_IRQ(15)
46#define IRQ_EMCTX W90X900_IRQ(16)
47#define IRQ_EMCRX W90X900_IRQ(17)
48#define IRQ_GDMAGROUP W90X900_IRQ(18)
49#define IRQ_DMAC W90X900_IRQ(19)
50#define IRQ_FMI W90X900_IRQ(20)
51#define IRQ_USBD W90X900_IRQ(21)
52#define IRQ_ATAPI W90X900_IRQ(22)
53#define IRQ_G2D W90X900_IRQ(23)
54#define IRQ_PCI W90X900_IRQ(24)
55#define IRQ_SCGROUP W90X900_IRQ(25)
56#define IRQ_I2CGROUP W90X900_IRQ(26)
57#define IRQ_SSP W90X900_IRQ(27)
58#define IRQ_PWM W90X900_IRQ(28)
59#define IRQ_KPI W90X900_IRQ(29)
60#define IRQ_P2SGROUP W90X900_IRQ(30)
42#define IRQ_ADC W90X900_IRQ(31) 61#define IRQ_ADC W90X900_IRQ(31)
43#define NR_IRQS (IRQ_ADC+1) 62#define NR_IRQS (IRQ_ADC+1)
44 63
64/*for irq group*/
65
66#define IRQ_PS2_PORT0 0x10000000
67#define IRQ_PS2_PORT1 0x20000000
68#define IRQ_I2C_LINE0 0x04000000
69#define IRQ_I2C_LINE1 0x08000000
70#define IRQ_SC_CARD0 0x01000000
71#define IRQ_SC_CARD1 0x02000000
72#define IRQ_GDMA_CH0 0x00100000
73#define IRQ_GDMA_CH1 0x00200000
74#define IRQ_TIMER2 0x00010000
75#define IRQ_TIMER3 0x00020000
76#define IRQ_TIMER4 0x00040000
77#define IRQ_GROUP0_IRQ0 0x00000001
78#define IRQ_GROUP0_IRQ1 0x00000002
79#define IRQ_GROUP0_IRQ2 0x00000004
80#define IRQ_GROUP0_IRQ3 0x00000008
81#define IRQ_GROUP1_IRQ4 0x00000010
82#define IRQ_GROUP1_IRQ5 0x00000020
83#define IRQ_GROUP1_IRQ6 0x00000040
84#define IRQ_GROUP1_IRQ7 0x00000080
85
45#endif /* __ASM_ARCH_IRQ_H */ 86#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 @@
1/* 1/*
2 * arch/arm/mach-w90x900/include/mach/map.h 2 * arch/arm/mach-w90x900/include/mach/map.h
3 * 3 *
4 * Copyright (c) 2008 Nuvoton technology corporation 4 * Copyright (c) 2008 Nuvoton technology corporation.
5 * All rights reserved.
6 * 5 *
7 * Wan ZongShun <mcuos.com@gmail.com> 6 * Wan ZongShun <mcuos.com@gmail.com>
8 * 7 *
@@ -10,8 +9,7 @@
10 * 9 *
11 * This program is free software; you can redistribute it and/or modify 10 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by 11 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation;version 2 of the License.
14 * (at your option) any later version.
15 * 13 *
16 */ 14 */
17 15
@@ -34,7 +32,6 @@
34 * interrupt controller is the first thing we put in, to make 32 * interrupt controller is the first thing we put in, to make
35 * the assembly code for the irq detection easier 33 * the assembly code for the irq detection easier
36 */ 34 */
37
38#define W90X900_VA_IRQ W90X900_ADDR(0x00000000) 35#define W90X900_VA_IRQ W90X900_ADDR(0x00000000)
39#define W90X900_PA_IRQ (0xB8002000) 36#define W90X900_PA_IRQ (0xB8002000)
40#define W90X900_SZ_IRQ SZ_4K 37#define W90X900_SZ_IRQ SZ_4K
@@ -44,33 +41,117 @@
44#define W90X900_SZ_GCR SZ_4K 41#define W90X900_SZ_GCR SZ_4K
45 42
46/* Clock and Power management */ 43/* Clock and Power management */
47
48#define W90X900_VA_CLKPWR (W90X900_VA_GCR+0x200) 44#define W90X900_VA_CLKPWR (W90X900_VA_GCR+0x200)
49#define W90X900_PA_CLKPWR (0xB0000200) 45#define W90X900_PA_CLKPWR (0xB0000200)
50#define W90X900_SZ_CLKPWR SZ_4K 46#define W90X900_SZ_CLKPWR SZ_4K
51 47
52/* EBI management */ 48/* EBI management */
53
54#define W90X900_VA_EBI W90X900_ADDR(0x00001000) 49#define W90X900_VA_EBI W90X900_ADDR(0x00001000)
55#define W90X900_PA_EBI (0xB0001000) 50#define W90X900_PA_EBI (0xB0001000)
56#define W90X900_SZ_EBI SZ_4K 51#define W90X900_SZ_EBI SZ_4K
57 52
58/* UARTs */ 53/* UARTs */
59
60#define W90X900_VA_UART W90X900_ADDR(0x08000000) 54#define W90X900_VA_UART W90X900_ADDR(0x08000000)
61#define W90X900_PA_UART (0xB8000000) 55#define W90X900_PA_UART (0xB8000000)
62#define W90X900_SZ_UART SZ_4K 56#define W90X900_SZ_UART SZ_4K
63 57
64/* Timers */ 58/* Timers */
65
66#define W90X900_VA_TIMER W90X900_ADDR(0x08001000) 59#define W90X900_VA_TIMER W90X900_ADDR(0x08001000)
67#define W90X900_PA_TIMER (0xB8001000) 60#define W90X900_PA_TIMER (0xB8001000)
68#define W90X900_SZ_TIMER SZ_4K 61#define W90X900_SZ_TIMER SZ_4K
69 62
70/* GPIO ports */ 63/* GPIO ports */
71
72#define W90X900_VA_GPIO W90X900_ADDR(0x08003000) 64#define W90X900_VA_GPIO W90X900_ADDR(0x08003000)
73#define W90X900_PA_GPIO (0xB8003000) 65#define W90X900_PA_GPIO (0xB8003000)
74#define W90X900_SZ_GPIO SZ_4K 66#define W90X900_SZ_GPIO SZ_4K
75 67
68/* GDMA control */
69#define W90X900_VA_GDMA W90X900_ADDR(0x00004000)
70#define W90X900_PA_GDMA (0xB0004000)
71#define W90X900_SZ_GDMA SZ_4K
72
73/* USB host controller*/
74#define W90X900_VA_USBEHCIHOST W90X900_ADDR(0x00005000)
75#define W90X900_PA_USBEHCIHOST (0xB0005000)
76#define W90X900_SZ_USBEHCIHOST SZ_4K
77
78#define W90X900_VA_USBOHCIHOST W90X900_ADDR(0x00007000)
79#define W90X900_PA_USBOHCIHOST (0xB0007000)
80#define W90X900_SZ_USBOHCIHOST SZ_4K
81
82/* I2C hardware controller */
83#define W90X900_VA_I2C W90X900_ADDR(0x08006000)
84#define W90X900_PA_I2C (0xB8006000)
85#define W90X900_SZ_I2C SZ_4K
86
87/* Keypad Interface*/
88#define W90X900_VA_KPI W90X900_ADDR(0x08008000)
89#define W90X900_PA_KPI (0xB8008000)
90#define W90X900_SZ_KPI SZ_4K
91
92/* Smart card host*/
93#define W90X900_VA_SC W90X900_ADDR(0x08005000)
94#define W90X900_PA_SC (0xB8005000)
95#define W90X900_SZ_SC SZ_4K
96
97/* LCD controller*/
98#define W90X900_VA_LCD W90X900_ADDR(0x00008000)
99#define W90X900_PA_LCD (0xB0008000)
100#define W90X900_SZ_LCD SZ_4K
101
102/* 2D controller*/
103#define W90X900_VA_GE W90X900_ADDR(0x0000B000)
104#define W90X900_PA_GE (0xB000B000)
105#define W90X900_SZ_GE SZ_4K
106
107/* ATAPI */
108#define W90X900_VA_ATAPI W90X900_ADDR(0x0000A000)
109#define W90X900_PA_ATAPI (0xB000A000)
110#define W90X900_SZ_ATAPI SZ_4K
111
112/* ADC */
113#define W90X900_VA_ADC W90X900_ADDR(0x0800A000)
114#define W90X900_PA_ADC (0xB800A000)
115#define W90X900_SZ_ADC SZ_4K
116
117/* PS2 Interface*/
118#define W90X900_VA_PS2 W90X900_ADDR(0x08009000)
119#define W90X900_PA_PS2 (0xB8009000)
120#define W90X900_SZ_PS2 SZ_4K
121
122/* RTC */
123#define W90X900_VA_RTC W90X900_ADDR(0x08004000)
124#define W90X900_PA_RTC (0xB8004000)
125#define W90X900_SZ_RTC SZ_4K
126
127/* Pulse Width Modulation(PWM) Registers */
128#define W90X900_VA_PWM W90X900_ADDR(0x08007000)
129#define W90X900_PA_PWM (0xB8007000)
130#define W90X900_SZ_PWM SZ_4K
131
132/* Audio Controller controller */
133#define W90X900_VA_ACTL W90X900_ADDR(0x00009000)
134#define W90X900_PA_ACTL (0xB0009000)
135#define W90X900_SZ_ACTL SZ_4K
136
137/* DMA controller */
138#define W90X900_VA_DMA W90X900_ADDR(0x0000c000)
139#define W90X900_PA_DMA (0xB000c000)
140#define W90X900_SZ_DMA SZ_4K
141
142/* FMI controller */
143#define W90X900_VA_FMI W90X900_ADDR(0x0000d000)
144#define W90X900_PA_FMI (0xB000d000)
145#define W90X900_SZ_FMI SZ_4K
146
147/* USB Device port */
148#define W90X900_VA_USBDEV W90X900_ADDR(0x00006000)
149#define W90X900_PA_USBDEV (0xB0006000)
150#define W90X900_SZ_USBDEV SZ_4K
151
152/* External MAC control*/
153#define W90X900_VA_EMC W90X900_ADDR(0x00003000)
154#define W90X900_PA_EMC (0xB0003000)
155#define W90X900_SZ_EMC SZ_4K
156
76#endif /* __ASM_ARCH_MAP_H */ 157#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 @@
1/*
2 * arch/arm/mach-w90x900/include/mach/regs-clock.h
3 *
4 * Copyright (c) 2008 Nuvoton technology corporation.
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation;version 2 of the License.
11 *
12 */
13
14#ifndef __ASM_ARCH_REGS_CLOCK_H
15#define __ASM_ARCH_REGS_CLOCK_H
16
17/* Clock Control Registers */
18#define CLK_BA W90X900_VA_CLKPWR
19#define REG_CLKEN (CLK_BA + 0x00)
20#define REG_CLKSEL (CLK_BA + 0x04)
21#define REG_CLKDIV (CLK_BA + 0x08)
22#define REG_PLLCON0 (CLK_BA + 0x0C)
23#define REG_PLLCON1 (CLK_BA + 0x10)
24#define REG_PMCON (CLK_BA + 0x14)
25#define REG_IRQWAKECON (CLK_BA + 0x18)
26#define REG_IRQWAKEFLAG (CLK_BA + 0x1C)
27#define REG_IPSRST (CLK_BA + 0x20)
28#define REG_CLKEN1 (CLK_BA + 0x24)
29#define REG_CLKDIV1 (CLK_BA + 0x28)
30
31#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 @@
1/*
2 * arch/arm/mach-w90x900/include/mach/regs-usb.h
3 *
4 * Copyright (c) 2008 Nuvoton technology corporation.
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation;version 2 of the License.
11 *
12 */
13
14#ifndef __ASM_ARCH_REGS_USB_H
15#define __ASM_ARCH_REGS_USB_H
16
17/* usb Control Registers */
18#define USBH_BA W90X900_VA_USBEHCIHOST
19#define USBD_BA W90X900_VA_USBDEV
20#define USBO_BA W90X900_VA_USBOHCIHOST
21
22/* USB Host Control Registers */
23#define REG_UPSCR0 (USBH_BA+0x064)
24#define REG_UPSCR1 (USBH_BA+0x068)
25#define REG_USBPCR0 (USBH_BA+0x0C4)
26#define REG_USBPCR1 (USBH_BA+0x0C8)
27
28/* USBH OHCI Control Registers */
29#define REG_OpModEn (USBO_BA+0x204)
30/*This bit controls the polarity of over
31*current flag from external power IC.
32*/
33#define OCALow 0x08
34
35#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 @@
3 * 3 *
4 * Based on mach-s3c2410/mach-smdk2410.c by Jonas Dietsche 4 * Based on mach-s3c2410/mach-smdk2410.c by Jonas Dietsche
5 * 5 *
6 * Copyright (C) 2008 Nuvoton technology corporation 6 * Copyright (C) 2008 Nuvoton technology corporation.
7 * All rights reserved.
8 * 7 *
9 * Wan ZongShun <mcuos.com@gmail.com> 8 * Wan ZongShun <mcuos.com@gmail.com>
10 * 9 *
11 * This program is free software; you can redistribute it and/or 10 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as 11 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of 12 * published by the Free Software Foundation;version 2 of the License.
14 * the License, or (at your option) any later version.
15 * 13 *
16 */ 14 */
17 15
@@ -80,6 +78,156 @@ static struct platform_device w90p910_flash_device = {
80 .num_resources = ARRAY_SIZE(w90p910_flash_resources), 78 .num_resources = ARRAY_SIZE(w90p910_flash_resources),
81}; 79};
82 80
81/* USB EHCI Host Controller */
82
83static struct resource w90x900_usb_ehci_resource[] = {
84 [0] = {
85 .start = W90X900_PA_USBEHCIHOST,
86 .end = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1,
87 .flags = IORESOURCE_MEM,
88 },
89 [1] = {
90 .start = IRQ_USBH,
91 .end = IRQ_USBH,
92 .flags = IORESOURCE_IRQ,
93 }
94};
95
96static u64 w90x900_device_usb_ehci_dmamask = 0xffffffffUL;
97
98struct platform_device w90x900_device_usb_ehci = {
99 .name = "w90x900-ehci",
100 .id = -1,
101 .num_resources = ARRAY_SIZE(w90x900_usb_ehci_resource),
102 .resource = w90x900_usb_ehci_resource,
103 .dev = {
104 .dma_mask = &w90x900_device_usb_ehci_dmamask,
105 .coherent_dma_mask = 0xffffffffUL
106 }
107};
108EXPORT_SYMBOL(w90x900_device_usb_ehci);
109
110/* USB OHCI Host Controller */
111
112static struct resource w90x900_usb_ohci_resource[] = {
113 [0] = {
114 .start = W90X900_PA_USBOHCIHOST,
115 .end = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1,
116 .flags = IORESOURCE_MEM,
117 },
118 [1] = {
119 .start = IRQ_USBH,
120 .end = IRQ_USBH,
121 .flags = IORESOURCE_IRQ,
122 }
123};
124
125static u64 w90x900_device_usb_ohci_dmamask = 0xffffffffUL;
126struct platform_device w90x900_device_usb_ohci = {
127 .name = "w90x900-ohci",
128 .id = -1,
129 .num_resources = ARRAY_SIZE(w90x900_usb_ohci_resource),
130 .resource = w90x900_usb_ohci_resource,
131 .dev = {
132 .dma_mask = &w90x900_device_usb_ohci_dmamask,
133 .coherent_dma_mask = 0xffffffffUL
134 }
135};
136EXPORT_SYMBOL(w90x900_device_usb_ohci);
137
138/*TouchScreen controller*/
139
140static struct resource w90x900_ts_resource[] = {
141 [0] = {
142 .start = W90X900_PA_ADC,
143 .end = W90X900_PA_ADC + W90X900_SZ_ADC-1,
144 .flags = IORESOURCE_MEM,
145 },
146 [1] = {
147 .start = IRQ_ADC,
148 .end = IRQ_ADC,
149 .flags = IORESOURCE_IRQ,
150 },
151};
152
153struct platform_device w90x900_device_ts = {
154 .name = "w90x900-ts",
155 .id = -1,
156 .resource = w90x900_ts_resource,
157 .num_resources = ARRAY_SIZE(w90x900_ts_resource),
158};
159EXPORT_SYMBOL(w90x900_device_ts);
160
161/* RTC controller*/
162
163static struct resource w90x900_rtc_resource[] = {
164 [0] = {
165 .start = W90X900_PA_RTC,
166 .end = W90X900_PA_RTC + 0xff,
167 .flags = IORESOURCE_MEM,
168 },
169 [1] = {
170 .start = IRQ_RTC,
171 .end = IRQ_RTC,
172 .flags = IORESOURCE_IRQ,
173 },
174};
175
176struct platform_device w90x900_device_rtc = {
177 .name = "w90x900-rtc",
178 .id = -1,
179 .num_resources = ARRAY_SIZE(w90x900_rtc_resource),
180 .resource = w90x900_rtc_resource,
181};
182EXPORT_SYMBOL(w90x900_device_rtc);
183
184/* KPI controller*/
185
186static struct resource w90x900_kpi_resource[] = {
187 [0] = {
188 .start = W90X900_PA_KPI,
189 .end = W90X900_PA_KPI + W90X900_SZ_KPI - 1,
190 .flags = IORESOURCE_MEM,
191 },
192 [1] = {
193 .start = IRQ_KPI,
194 .end = IRQ_KPI,
195 .flags = IORESOURCE_IRQ,
196 }
197
198};
199
200struct platform_device w90x900_device_kpi = {
201 .name = "w90x900-kpi",
202 .id = -1,
203 .num_resources = ARRAY_SIZE(w90x900_kpi_resource),
204 .resource = w90x900_kpi_resource,
205};
206EXPORT_SYMBOL(w90x900_device_kpi);
207
208/* USB Device (Gadget)*/
209
210static struct resource w90x900_usbgadget_resource[] = {
211 [0] = {
212 .start = W90X900_PA_USBDEV,
213 .end = W90X900_PA_USBDEV + W90X900_SZ_USBDEV - 1,
214 .flags = IORESOURCE_MEM,
215 },
216 [1] = {
217 .start = IRQ_USBD,
218 .end = IRQ_USBD,
219 .flags = IORESOURCE_IRQ,
220 }
221};
222
223struct platform_device w90x900_device_usbgadget = {
224 .name = "w90x900-usbgadget",
225 .id = -1,
226 .num_resources = ARRAY_SIZE(w90x900_usbgadget_resource),
227 .resource = w90x900_usbgadget_resource,
228};
229EXPORT_SYMBOL(w90x900_device_usbgadget);
230
83static struct map_desc w90p910_iodesc[] __initdata = { 231static struct map_desc w90p910_iodesc[] __initdata = {
84}; 232};
85 233
@@ -88,12 +236,18 @@ static struct map_desc w90p910_iodesc[] __initdata = {
88static struct platform_device *w90p910evb_dev[] __initdata = { 236static struct platform_device *w90p910evb_dev[] __initdata = {
89 &w90p910_serial_device, 237 &w90p910_serial_device,
90 &w90p910_flash_device, 238 &w90p910_flash_device,
239 &w90x900_device_usb_ehci,
240 &w90x900_device_usb_ohci,
241 &w90x900_device_ts,
242 &w90x900_device_rtc,
243 &w90x900_device_kpi,
244 &w90x900_device_usbgadget,
91}; 245};
92 246
93static void __init w90p910evb_map_io(void) 247static void __init w90p910evb_map_io(void)
94{ 248{
95 w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc)); 249 w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc));
96 w90p910_init_clocks(0); 250 w90p910_init_clocks();
97} 251}
98 252
99static void __init w90p910evb_init(void) 253static 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 @@
1/*
2 * linux/arch/arm/mach-w90x900/mfp-w90p910.c
3 *
4 * Copyright (c) 2008 Nuvoton technology corporation
5 *
6 * Wan ZongShun <mcuos.com@gmail.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation;version 2 of the License.
11 */
12
13#include <linux/module.h>
14#include <linux/kernel.h>
15#include <linux/device.h>
16#include <linux/list.h>
17#include <linux/errno.h>
18#include <linux/err.h>
19#include <linux/string.h>
20#include <linux/clk.h>
21#include <linux/mutex.h>
22#include <linux/io.h>
23
24#include <mach/hardware.h>
25
26#define REG_MFSEL (W90X900_VA_GCR + 0xC)
27
28#define GPSELF (0x01 << 1)
29
30#define GPSELC (0x03 << 2)
31#define ENKPI (0x02 << 2)
32#define ENNAND (0x01 << 2)
33
34#define GPSELEI0 (0x01 << 26)
35#define GPSELEI1 (0x01 << 27)
36
37static DECLARE_MUTEX(mfp_sem);
38
39void mfp_set_groupf(struct device *dev)
40{
41 unsigned long mfpen;
42 const char *dev_id;
43
44 BUG_ON(!dev);
45
46 down(&mfp_sem);
47
48 dev_id = dev_name(dev);
49
50 mfpen = __raw_readl(REG_MFSEL);
51
52 if (strcmp(dev_id, "w90p910-emc") == 0)
53 mfpen |= GPSELF;/*enable mac*/
54 else
55 mfpen &= ~GPSELF;/*GPIOF[9:0]*/
56
57 __raw_writel(mfpen, REG_MFSEL);
58
59 up(&mfp_sem);
60}
61EXPORT_SYMBOL(mfp_set_groupf);
62
63void mfp_set_groupc(struct device *dev)
64{
65 unsigned long mfpen;
66 const char *dev_id;
67
68 BUG_ON(!dev);
69
70 down(&mfp_sem);
71
72 dev_id = dev_name(dev);
73
74 mfpen = __raw_readl(REG_MFSEL);
75
76 if (strcmp(dev_id, "w90p910-lcd") == 0)
77 mfpen |= GPSELC;/*enable lcd*/
78 else if (strcmp(dev_id, "w90p910-kpi") == 0) {
79 mfpen &= (~GPSELC);/*enable kpi*/
80 mfpen |= ENKPI;
81 } else if (strcmp(dev_id, "w90p910-nand") == 0) {
82 mfpen &= (~GPSELC);/*enable nand*/
83 mfpen |= ENNAND;
84 } else
85 mfpen &= (~GPSELC);/*GPIOC[14:0]*/
86
87 __raw_writel(mfpen, REG_MFSEL);
88
89 up(&mfp_sem);
90}
91EXPORT_SYMBOL(mfp_set_groupc);
92
93void mfp_set_groupi(struct device *dev, int gpio)
94{
95 unsigned long mfpen;
96 const char *dev_id;
97
98 BUG_ON(!dev);
99
100 down(&mfp_sem);
101
102 dev_id = dev_name(dev);
103
104 mfpen = __raw_readl(REG_MFSEL);
105
106 if (strcmp(dev_id, "w90p910-wdog") == 0)
107 mfpen |= GPSELEI1;/*enable wdog*/
108 else if (strcmp(dev_id, "w90p910-atapi") == 0)
109 mfpen |= GPSELEI0;/*enable atapi*/
110
111 __raw_writel(mfpen, REG_MFSEL);
112
113 up(&mfp_sem);
114}
115EXPORT_SYMBOL(mfp_set_groupi);
116
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 @@
3 * 3 *
4 * Based on linux/arch/arm/plat-s3c24xx/s3c244x.c by Ben Dooks 4 * Based on linux/arch/arm/plat-s3c24xx/s3c244x.c by Ben Dooks
5 * 5 *
6 * Copyright (c) 2008 Nuvoton technology corporation 6 * Copyright (c) 2008 Nuvoton technology corporation.
7 * All rights reserved.
8 * 7 *
9 * Wan ZongShun <mcuos.com@gmail.com> 8 * Wan ZongShun <mcuos.com@gmail.com>
10 * 9 *
@@ -12,8 +11,7 @@
12 * 11 *
13 * This program is free software; you can redistribute it and/or modify 12 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by 13 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or 14 * the Free Software Foundation;version 2 of the License.
16 * (at your option) any later version.
17 * 15 *
18 */ 16 */
19 17
@@ -36,6 +34,7 @@
36#include <mach/regs-serial.h> 34#include <mach/regs-serial.h>
37 35
38#include "cpu.h" 36#include "cpu.h"
37#include "clock.h"
39 38
40/* Initial IO mappings */ 39/* Initial IO mappings */
41 40
@@ -45,9 +44,52 @@ static struct map_desc w90p910_iodesc[] __initdata = {
45 IODESC_ENT(UART), 44 IODESC_ENT(UART),
46 IODESC_ENT(TIMER), 45 IODESC_ENT(TIMER),
47 IODESC_ENT(EBI), 46 IODESC_ENT(EBI),
47 IODESC_ENT(USBEHCIHOST),
48 IODESC_ENT(USBOHCIHOST),
49 IODESC_ENT(ADC),
50 IODESC_ENT(RTC),
51 IODESC_ENT(KPI),
52 IODESC_ENT(USBDEV),
48 /*IODESC_ENT(LCD),*/ 53 /*IODESC_ENT(LCD),*/
49}; 54};
50 55
56/* Initial clock declarations. */
57static DEFINE_CLK(lcd, 0);
58static DEFINE_CLK(audio, 1);
59static DEFINE_CLK(fmi, 4);
60static DEFINE_CLK(dmac, 5);
61static DEFINE_CLK(atapi, 6);
62static DEFINE_CLK(emc, 7);
63static DEFINE_CLK(usbd, 8);
64static DEFINE_CLK(usbh, 9);
65static DEFINE_CLK(g2d, 10);;
66static DEFINE_CLK(pwm, 18);
67static DEFINE_CLK(ps2, 24);
68static DEFINE_CLK(kpi, 25);
69static DEFINE_CLK(wdt, 26);
70static DEFINE_CLK(gdma, 27);
71static DEFINE_CLK(adc, 28);
72static DEFINE_CLK(usi, 29);
73
74static struct clk_lookup w90p910_clkregs[] = {
75 DEF_CLKLOOK(&clk_lcd, "w90p910-lcd", NULL),
76 DEF_CLKLOOK(&clk_audio, "w90p910-audio", NULL),
77 DEF_CLKLOOK(&clk_fmi, "w90p910-fmi", NULL),
78 DEF_CLKLOOK(&clk_dmac, "w90p910-dmac", NULL),
79 DEF_CLKLOOK(&clk_atapi, "w90p910-atapi", NULL),
80 DEF_CLKLOOK(&clk_emc, "w90p910-emc", NULL),
81 DEF_CLKLOOK(&clk_usbd, "w90p910-usbd", NULL),
82 DEF_CLKLOOK(&clk_usbh, "w90p910-usbh", NULL),
83 DEF_CLKLOOK(&clk_g2d, "w90p910-g2d", NULL),
84 DEF_CLKLOOK(&clk_pwm, "w90p910-pwm", NULL),
85 DEF_CLKLOOK(&clk_ps2, "w90p910-ps2", NULL),
86 DEF_CLKLOOK(&clk_kpi, "w90p910-kpi", NULL),
87 DEF_CLKLOOK(&clk_wdt, "w90p910-wdt", NULL),
88 DEF_CLKLOOK(&clk_gdma, "w90p910-gdma", NULL),
89 DEF_CLKLOOK(&clk_adc, "w90p910-adc", NULL),
90 DEF_CLKLOOK(&clk_usi, "w90p910-usi", NULL),
91};
92
51/* Initial serial platform data */ 93/* Initial serial platform data */
52 94
53struct plat_serial8250_port w90p910_uart_data[] = { 95struct plat_serial8250_port w90p910_uart_data[] = {
@@ -77,8 +119,9 @@ void __init w90p910_map_io(struct map_desc *mach_desc, int mach_size)
77 119
78/*Init W90P910 clock*/ 120/*Init W90P910 clock*/
79 121
80void __init w90p910_init_clocks(int xtal) 122void __init w90p910_init_clocks(void)
81{ 123{
124 clks_register(w90p910_clkregs, ARRAY_SIZE(w90p910_clkregs));
82} 125}
83 126
84static int __init w90p910_init_cpu(void) 127static int __init w90p910_init_cpu(void)
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-26 02:10:38 -0500