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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-07-12 16:43:01 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-07-12 16:43:01 -0400
commit7fecc34e07e02b4d9dab1a1f4bf7fdac0a656b9b (patch)
tree110d24e6394dbd98cb33d80a5587cd18c8315e0b /arch/arm
parenta9da4f7ed6a702996ac9d1bbaf1a3969a4c092b3 (diff)
parent938870491f0cad030b358af47e28d124b72702d1 (diff)
Merge branch 'pxa-tosa' into pxa
Conflicts: arch/arm/mach-pxa/Kconfig arch/arm/mach-pxa/tosa.c arch/arm/mach-pxa/spitz.c
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-pxa/Kconfig9
-rw-r--r--arch/arm/mach-pxa/Makefile4
-rw-r--r--arch/arm/mach-pxa/reset.c96
-rw-r--r--arch/arm/mach-pxa/spitz.c8
-rw-r--r--arch/arm/mach-pxa/tosa-bt.c150
-rw-r--r--arch/arm/mach-pxa/tosa.c390
6 files changed, 604 insertions, 53 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 1a7ceb8866f9..7f9664dee670 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -310,4 +310,13 @@ config PXA_PWM
310 default BACKLIGHT_PWM 310 default BACKLIGHT_PWM
311 help 311 help
312 Enable support for PXA2xx/PXA3xx PWM controllers 312 Enable support for PXA2xx/PXA3xx PWM controllers
313
314config TOSA_BT
315 tristate "Control the state of built-in bluetooth chip on Sharp SL-6000"
316 depends on MACH_TOSA
317 select RFKILL
318 help
319 This is a simple driver that is able to control
320 the state of built in bluetooth chip on tosa.
321
313endif 322endif
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index 0865236513c7..b282412a01f5 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -4,7 +4,7 @@
4 4
5# Common support (must be linked before board specific support) 5# Common support (must be linked before board specific support)
6obj-y += clock.o devices.o generic.o irq.o dma.o \ 6obj-y += clock.o devices.o generic.o irq.o dma.o \
7 time.o gpio.o 7 time.o gpio.o reset.o
8obj-$(CONFIG_PM) += pm.o sleep.o standby.o 8obj-$(CONFIG_PM) += pm.o sleep.o standby.o
9obj-$(CONFIG_CPU_FREQ) += cpu-pxa.o 9obj-$(CONFIG_CPU_FREQ) += cpu-pxa.o
10 10
@@ -61,3 +61,5 @@ obj-$(CONFIG_LEDS) += $(led-y)
61ifeq ($(CONFIG_PCI),y) 61ifeq ($(CONFIG_PCI),y)
62obj-$(CONFIG_MACH_ARMCORE) += cm-x270-pci.o 62obj-$(CONFIG_MACH_ARMCORE) += cm-x270-pci.o
63endif 63endif
64
65obj-$(CONFIG_TOSA_BT) += tosa-bt.o
diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c
new file mode 100644
index 000000000000..9d39dea57ce2
--- /dev/null
+++ b/arch/arm/mach-pxa/reset.c
@@ -0,0 +1,96 @@
1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License version 2 as
4 * published by the Free Software Foundation.
5 */
6#include <linux/kernel.h>
7#include <linux/module.h>
8#include <linux/delay.h>
9#include <linux/gpio.h>
10#include <asm/io.h>
11#include <asm/proc-fns.h>
12
13#include <asm/arch/pxa-regs.h>
14#include <asm/arch/pxa2xx-regs.h>
15
16static void do_hw_reset(void);
17
18static int reset_gpio = -1;
19
20int init_gpio_reset(int gpio)
21{
22 int rc;
23
24 rc = gpio_request(gpio, "reset generator");
25 if (rc) {
26 printk(KERN_ERR "Can't request reset_gpio\n");
27 goto out;
28 }
29
30 rc = gpio_direction_input(gpio);
31 if (rc) {
32 printk(KERN_ERR "Can't configure reset_gpio for input\n");
33 gpio_free(gpio);
34 goto out;
35 }
36
37out:
38 if (!rc)
39 reset_gpio = gpio;
40
41 return rc;
42}
43
44/*
45 * Trigger GPIO reset.
46 * This covers various types of logic connecting gpio pin
47 * to RESET pins (nRESET or GPIO_RESET):
48 */
49static void do_gpio_reset(void)
50{
51 BUG_ON(reset_gpio == -1);
52
53 /* drive it low */
54 gpio_direction_output(reset_gpio, 0);
55 mdelay(2);
56 /* rising edge or drive high */
57 gpio_set_value(reset_gpio, 1);
58 mdelay(2);
59 /* falling edge */
60 gpio_set_value(reset_gpio, 0);
61
62 /* give it some time */
63 mdelay(10);
64
65 WARN_ON(1);
66 /* fallback */
67 do_hw_reset();
68}
69
70static void do_hw_reset(void)
71{
72 /* Initialize the watchdog and let it fire */
73 OWER = OWER_WME;
74 OSSR = OSSR_M3;
75 OSMR3 = OSCR + 368640; /* ... in 100 ms */
76}
77
78void arch_reset(char mode)
79{
80 if (cpu_is_pxa2xx())
81 RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
82
83 switch (mode) {
84 case 's':
85 /* Jump into ROM at address 0 */
86 cpu_reset(0);
87 break;
88 case 'h':
89 do_hw_reset();
90 break;
91 case 'g':
92 do_gpio_reset();
93 break;
94 }
95}
96
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index e7d0fcd9b43f..d58c3e906a93 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -38,6 +38,7 @@
38#include <asm/arch/pxa-regs.h> 38#include <asm/arch/pxa-regs.h>
39#include <asm/arch/pxa2xx-regs.h> 39#include <asm/arch/pxa2xx-regs.h>
40#include <asm/arch/pxa2xx-gpio.h> 40#include <asm/arch/pxa2xx-gpio.h>
41#include <asm/arch/pxa27x-udc.h>
41#include <asm/arch/irda.h> 42#include <asm/arch/irda.h>
42#include <asm/arch/mmc.h> 43#include <asm/arch/mmc.h>
43#include <asm/arch/ohci.h> 44#include <asm/arch/ohci.h>
@@ -529,11 +530,7 @@ static struct platform_device *devices[] __initdata = {
529 530
530static void spitz_poweroff(void) 531static void spitz_poweroff(void)
531{ 532{
532 pxa_gpio_mode(SPITZ_GPIO_ON_RESET | GPIO_OUT); 533 arm_machine_restart('g');
533 GPSR(SPITZ_GPIO_ON_RESET) = GPIO_bit(SPITZ_GPIO_ON_RESET);
534
535 mdelay(1000);
536 arm_machine_restart('h');
537} 534}
538 535
539static void spitz_restart(char mode) 536static void spitz_restart(char mode)
@@ -547,6 +544,7 @@ static void spitz_restart(char mode)
547 544
548static void __init common_init(void) 545static void __init common_init(void)
549{ 546{
547 init_gpio_reset(SPITZ_GPIO_ON_RESET);
550 pm_power_off = spitz_poweroff; 548 pm_power_off = spitz_poweroff;
551 arm_pm_restart = spitz_restart; 549 arm_pm_restart = spitz_restart;
552 550
diff --git a/arch/arm/mach-pxa/tosa-bt.c b/arch/arm/mach-pxa/tosa-bt.c
new file mode 100644
index 000000000000..7d8505466e54
--- /dev/null
+++ b/arch/arm/mach-pxa/tosa-bt.c
@@ -0,0 +1,150 @@
1/*
2 * Bluetooth built-in chip control
3 *
4 * Copyright (c) 2008 Dmitry Baryshkov
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 */
11
12#include <linux/kernel.h>
13#include <linux/module.h>
14#include <linux/platform_device.h>
15#include <linux/gpio.h>
16#include <linux/delay.h>
17#include <linux/rfkill.h>
18
19#include <asm/arch/tosa_bt.h>
20
21static void tosa_bt_on(struct tosa_bt_data *data)
22{
23 gpio_set_value(data->gpio_reset, 0);
24 gpio_set_value(data->gpio_pwr, 1);
25 gpio_set_value(data->gpio_reset, 1);
26 mdelay(20);
27 gpio_set_value(data->gpio_reset, 0);
28}
29
30static void tosa_bt_off(struct tosa_bt_data *data)
31{
32 gpio_set_value(data->gpio_reset, 1);
33 mdelay(10);
34 gpio_set_value(data->gpio_pwr, 0);
35 gpio_set_value(data->gpio_reset, 0);
36}
37
38static int tosa_bt_toggle_radio(void *data, enum rfkill_state state)
39{
40 pr_info("BT_RADIO going: %s\n",
41 state == RFKILL_STATE_ON ? "on" : "off");
42
43 if (state == RFKILL_STATE_ON) {
44 pr_info("TOSA_BT: going ON\n");
45 tosa_bt_on(data);
46 } else {
47 pr_info("TOSA_BT: going OFF\n");
48 tosa_bt_off(data);
49 }
50 return 0;
51}
52
53static int tosa_bt_probe(struct platform_device *dev)
54{
55 int rc;
56 struct rfkill *rfk;
57
58 struct tosa_bt_data *data = dev->dev.platform_data;
59
60 rc = gpio_request(data->gpio_reset, "Bluetooth reset");
61 if (rc)
62 goto err_reset;
63 rc = gpio_direction_output(data->gpio_reset, 0);
64 if (rc)
65 goto err_reset_dir;
66 rc = gpio_request(data->gpio_pwr, "Bluetooth power");
67 if (rc)
68 goto err_pwr;
69 rc = gpio_direction_output(data->gpio_pwr, 0);
70 if (rc)
71 goto err_pwr_dir;
72
73 rfk = rfkill_allocate(&dev->dev, RFKILL_TYPE_BLUETOOTH);
74 if (!rfk) {
75 rc = -ENOMEM;
76 goto err_rfk_alloc;
77 }
78
79 rfk->name = "tosa-bt";
80 rfk->toggle_radio = tosa_bt_toggle_radio;
81 rfk->data = data;
82#ifdef CONFIG_RFKILL_LEDS
83 rfk->led_trigger.name = "tosa-bt";
84#endif
85
86 rc = rfkill_register(rfk);
87 if (rc)
88 goto err_rfkill;
89
90 platform_set_drvdata(dev, rfk);
91
92 return 0;
93
94err_rfkill:
95 if (rfk)
96 rfkill_free(rfk);
97 rfk = NULL;
98err_rfk_alloc:
99 tosa_bt_off(data);
100err_pwr_dir:
101 gpio_free(data->gpio_pwr);
102err_pwr:
103err_reset_dir:
104 gpio_free(data->gpio_reset);
105err_reset:
106 return rc;
107}
108
109static int __devexit tosa_bt_remove(struct platform_device *dev)
110{
111 struct tosa_bt_data *data = dev->dev.platform_data;
112 struct rfkill *rfk = platform_get_drvdata(dev);
113
114 platform_set_drvdata(dev, NULL);
115
116 if (rfk)
117 rfkill_unregister(rfk);
118 rfk = NULL;
119
120 tosa_bt_off(data);
121
122 gpio_free(data->gpio_pwr);
123 gpio_free(data->gpio_reset);
124
125 return 0;
126}
127
128static struct platform_driver tosa_bt_driver = {
129 .probe = tosa_bt_probe,
130 .remove = __devexit_p(tosa_bt_remove),
131
132 .driver = {
133 .name = "tosa-bt",
134 .owner = THIS_MODULE,
135 },
136};
137
138
139static int __init tosa_bt_init(void)
140{
141 return platform_driver_register(&tosa_bt_driver);
142}
143
144static void __exit tosa_bt_exit(void)
145{
146 platform_driver_unregister(&tosa_bt_driver);
147}
148
149module_init(tosa_bt_init);
150module_exit(tosa_bt_exit);
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index ab4a9f579913..2d49de572ba1 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -18,30 +18,31 @@
18#include <linux/major.h> 18#include <linux/major.h>
19#include <linux/fs.h> 19#include <linux/fs.h>
20#include <linux/interrupt.h> 20#include <linux/interrupt.h>
21#include <linux/delay.h>
22#include <linux/fb.h>
21#include <linux/mmc/host.h> 23#include <linux/mmc/host.h>
24#include <linux/mfd/tc6393xb.h>
25#include <linux/mfd/tmio.h>
26#include <linux/mtd/nand.h>
27#include <linux/mtd/partitions.h>
22#include <linux/pm.h> 28#include <linux/pm.h>
23#include <linux/delay.h>
24#include <linux/gpio_keys.h> 29#include <linux/gpio_keys.h>
25#include <linux/input.h> 30#include <linux/input.h>
26#include <linux/gpio.h> 31#include <linux/gpio.h>
32#include <linux/pda_power.h>
33#include <linux/rfkill.h>
27 34
28#include <asm/setup.h> 35#include <asm/setup.h>
29#include <asm/memory.h>
30#include <asm/mach-types.h> 36#include <asm/mach-types.h>
31#include <asm/hardware.h>
32#include <asm/irq.h>
33#include <asm/system.h>
34#include <asm/arch/pxa-regs.h>
35#include <asm/arch/pxa2xx-regs.h> 37#include <asm/arch/pxa2xx-regs.h>
36#include <asm/arch/mfp-pxa25x.h> 38#include <asm/arch/mfp-pxa25x.h>
37#include <asm/arch/irda.h> 39#include <asm/arch/irda.h>
38#include <asm/arch/i2c.h> 40#include <asm/arch/i2c.h>
39#include <asm/arch/mmc.h> 41#include <asm/arch/mmc.h>
40#include <asm/arch/udc.h> 42#include <asm/arch/udc.h>
43#include <asm/arch/tosa_bt.h>
41 44
42#include <asm/mach/arch.h> 45#include <asm/mach/arch.h>
43#include <asm/mach/map.h>
44#include <asm/mach/irq.h>
45#include <asm/arch/tosa.h> 46#include <asm/arch/tosa.h>
46 47
47#include <asm/hardware/scoop.h> 48#include <asm/hardware/scoop.h>
@@ -86,7 +87,7 @@ static unsigned long tosa_pin_config[] = {
86 GPIO6_MMC_CLK, 87 GPIO6_MMC_CLK,
87 GPIO8_MMC_CS0, 88 GPIO8_MMC_CS0,
88 GPIO9_GPIO, /* Detect */ 89 GPIO9_GPIO, /* Detect */
89 // GPIO10 nSD_INT 90 GPIO10_GPIO, /* nSD_INT */
90 91
91 /* CF */ 92 /* CF */
92 GPIO13_GPIO, /* CD_IRQ */ 93 GPIO13_GPIO, /* CD_IRQ */
@@ -124,29 +125,25 @@ static unsigned long tosa_pin_config[] = {
124 GPIO44_BTUART_CTS, 125 GPIO44_BTUART_CTS,
125 GPIO45_BTUART_RTS, 126 GPIO45_BTUART_RTS,
126 127
127 /* IrDA */
128 GPIO46_STUART_RXD,
129 GPIO47_STUART_TXD,
130
131 /* Keybd */ 128 /* Keybd */
132 GPIO58_GPIO, 129 GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
133 GPIO59_GPIO, 130 GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
134 GPIO60_GPIO, 131 GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
135 GPIO61_GPIO, 132 GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
136 GPIO62_GPIO, 133 GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
137 GPIO63_GPIO, 134 GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
138 GPIO64_GPIO, 135 GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
139 GPIO65_GPIO, 136 GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
140 GPIO66_GPIO, 137 GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
141 GPIO67_GPIO, 138 GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
142 GPIO68_GPIO, 139 GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
143 GPIO69_GPIO, 140 GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
144 GPIO70_GPIO, 141 GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
145 GPIO71_GPIO, 142 GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
146 GPIO72_GPIO, 143 GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
147 GPIO73_GPIO, 144 GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
148 GPIO74_GPIO, 145 GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
149 GPIO75_GPIO, 146 GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
150 147
151 /* SPI */ 148 /* SPI */
152 GPIO81_SSP2_CLK_OUT, 149 GPIO81_SSP2_CLK_OUT,
@@ -154,6 +151,17 @@ static unsigned long tosa_pin_config[] = {
154 GPIO83_SSP2_TXD, 151 GPIO83_SSP2_TXD,
155}; 152};
156 153
154static unsigned long tosa_pin_irda_off[] = {
155 GPIO46_STUART_RXD,
156 GPIO47_GPIO | MFP_LPM_DRIVE_LOW,
157};
158
159static unsigned long tosa_pin_irda_on[] = {
160 GPIO46_STUART_RXD,
161 GPIO47_STUART_TXD,
162};
163
164
157/* 165/*
158 * SCOOP Device 166 * SCOOP Device
159 */ 167 */
@@ -249,6 +257,15 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
249 257
250 tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250); 258 tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
251 259
260 err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect");
261 if (err) {
262 printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n");
263 goto err_gpio_detect;
264 }
265 err = gpio_direction_input(TOSA_GPIO_nSD_DETECT);
266 if (err)
267 goto err_gpio_detect_dir;
268
252 err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int, 269 err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
253 IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, 270 IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
254 "MMC/SD card detect", data); 271 "MMC/SD card detect", data);
@@ -257,7 +274,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
257 goto err_irq; 274 goto err_irq;
258 } 275 }
259 276
260 err = gpio_request(TOSA_GPIO_SD_WP, "sd_wp"); 277 err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect");
261 if (err) { 278 if (err) {
262 printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n"); 279 printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
263 goto err_gpio_wp; 280 goto err_gpio_wp;
@@ -266,7 +283,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
266 if (err) 283 if (err)
267 goto err_gpio_wp_dir; 284 goto err_gpio_wp_dir;
268 285
269 err = gpio_request(TOSA_GPIO_PWR_ON, "sd_pwr"); 286 err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power");
270 if (err) { 287 if (err) {
271 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); 288 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
272 goto err_gpio_pwr; 289 goto err_gpio_pwr;
@@ -275,8 +292,20 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
275 if (err) 292 if (err)
276 goto err_gpio_pwr_dir; 293 goto err_gpio_pwr_dir;
277 294
295 err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
296 if (err) {
297 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
298 goto err_gpio_int;
299 }
300 err = gpio_direction_input(TOSA_GPIO_nSD_INT);
301 if (err)
302 goto err_gpio_int_dir;
303
278 return 0; 304 return 0;
279 305
306err_gpio_int_dir:
307 gpio_free(TOSA_GPIO_nSD_INT);
308err_gpio_int:
280err_gpio_pwr_dir: 309err_gpio_pwr_dir:
281 gpio_free(TOSA_GPIO_PWR_ON); 310 gpio_free(TOSA_GPIO_PWR_ON);
282err_gpio_pwr: 311err_gpio_pwr:
@@ -285,6 +314,9 @@ err_gpio_wp_dir:
285err_gpio_wp: 314err_gpio_wp:
286 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); 315 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
287err_irq: 316err_irq:
317err_gpio_detect_dir:
318 gpio_free(TOSA_GPIO_nSD_DETECT);
319err_gpio_detect:
288 return err; 320 return err;
289} 321}
290 322
@@ -306,9 +338,11 @@ static int tosa_mci_get_ro(struct device *dev)
306 338
307static void tosa_mci_exit(struct device *dev, void *data) 339static void tosa_mci_exit(struct device *dev, void *data)
308{ 340{
341 gpio_free(TOSA_GPIO_nSD_INT);
309 gpio_free(TOSA_GPIO_PWR_ON); 342 gpio_free(TOSA_GPIO_PWR_ON);
310 gpio_free(TOSA_GPIO_SD_WP); 343 gpio_free(TOSA_GPIO_SD_WP);
311 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); 344 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
345 gpio_free(TOSA_GPIO_nSD_DETECT);
312} 346}
313 347
314static struct pxamci_platform_data tosa_mci_platform_data = { 348static struct pxamci_platform_data tosa_mci_platform_data = {
@@ -322,29 +356,55 @@ static struct pxamci_platform_data tosa_mci_platform_data = {
322/* 356/*
323 * Irda 357 * Irda
324 */ 358 */
359static void tosa_irda_transceiver_mode(struct device *dev, int mode)
360{
361 if (mode & IR_OFF) {
362 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
363 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_off));
364 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
365 } else {
366 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_on));
367 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
368 }
369}
370
325static int tosa_irda_startup(struct device *dev) 371static int tosa_irda_startup(struct device *dev)
326{ 372{
327 int ret; 373 int ret;
328 374
375 ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
376 if (ret)
377 goto err_tx;
378 ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
379 if (ret)
380 goto err_tx_dir;
381
329 ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown"); 382 ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
330 if (ret) 383 if (ret)
331 return ret; 384 goto err_pwr;
332 385
333 ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0); 386 ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
334 if (ret) 387 if (ret)
335 gpio_free(TOSA_GPIO_IR_POWERDWN); 388 goto err_pwr_dir;
336 389
337 return ret; 390 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
338 }
339 391
340static void tosa_irda_shutdown(struct device *dev) 392 return 0;
341{ 393
394err_pwr_dir:
342 gpio_free(TOSA_GPIO_IR_POWERDWN); 395 gpio_free(TOSA_GPIO_IR_POWERDWN);
396err_pwr:
397err_tx_dir:
398 gpio_free(TOSA_GPIO_IRDA_TX);
399err_tx:
400 return ret;
343} 401}
344 402
345static void tosa_irda_transceiver_mode(struct device *dev, int mode) 403static void tosa_irda_shutdown(struct device *dev)
346{ 404{
347 gpio_set_value(TOSA_GPIO_IR_POWERDWN, !(mode & IR_OFF)); 405 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
406 gpio_free(TOSA_GPIO_IR_POWERDWN);
407 gpio_free(TOSA_GPIO_IRDA_TX);
348} 408}
349 409
350static struct pxaficp_platform_data tosa_ficp_platform_data = { 410static struct pxaficp_platform_data tosa_ficp_platform_data = {
@@ -355,6 +415,70 @@ static struct pxaficp_platform_data tosa_ficp_platform_data = {
355}; 415};
356 416
357/* 417/*
418 * Tosa AC IN
419 */
420static int tosa_power_init(struct device *dev)
421{
422 int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
423 if (ret)
424 goto err_gpio_req;
425
426 ret = gpio_direction_input(TOSA_GPIO_AC_IN);
427 if (ret)
428 goto err_gpio_in;
429
430 return 0;
431
432err_gpio_in:
433 gpio_free(TOSA_GPIO_AC_IN);
434err_gpio_req:
435 return ret;
436}
437
438static void tosa_power_exit(struct device *dev)
439{
440 gpio_free(TOSA_GPIO_AC_IN);
441}
442
443static int tosa_power_ac_online(void)
444{
445 return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
446}
447
448static char *tosa_ac_supplied_to[] = {
449 "main-battery",
450 "backup-battery",
451 "jacket-battery",
452};
453
454static struct pda_power_pdata tosa_power_data = {
455 .init = tosa_power_init,
456 .is_ac_online = tosa_power_ac_online,
457 .exit = tosa_power_exit,
458 .supplied_to = tosa_ac_supplied_to,
459 .num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to),
460};
461
462static struct resource tosa_power_resource[] = {
463 {
464 .name = "ac",
465 .start = gpio_to_irq(TOSA_GPIO_AC_IN),
466 .end = gpio_to_irq(TOSA_GPIO_AC_IN),
467 .flags = IORESOURCE_IRQ |
468 IORESOURCE_IRQ_HIGHEDGE |
469 IORESOURCE_IRQ_LOWEDGE,
470 },
471};
472
473static struct platform_device tosa_power_device = {
474 .name = "pda-power",
475 .id = -1,
476 .dev.platform_data = &tosa_power_data,
477 .resource = tosa_power_resource,
478 .num_resources = ARRAY_SIZE(tosa_power_resource),
479};
480
481/*
358 * Tosa Keyboard 482 * Tosa Keyboard
359 */ 483 */
360static struct platform_device tosakbd_device = { 484static struct platform_device tosakbd_device = {
@@ -439,7 +563,7 @@ static struct gpio_led tosa_gpio_leds[] = {
439 }, 563 },
440 { 564 {
441 .name = "tosa:blue:bluetooth", 565 .name = "tosa:blue:bluetooth",
442 .default_trigger = "none", 566 .default_trigger = "tosa-bt",
443 .gpio = TOSA_GPIO_BT_LED, 567 .gpio = TOSA_GPIO_BT_LED,
444 }, 568 },
445}; 569};
@@ -457,21 +581,184 @@ static struct platform_device tosaled_device = {
457 }, 581 },
458}; 582};
459 583
584/*
585 * Toshiba Mobile IO Controller
586 */
587static struct resource tc6393xb_resources[] = {
588 [0] = {
589 .start = TOSA_LCDC_PHYS,
590 .end = TOSA_LCDC_PHYS + 0x3ffffff,
591 .flags = IORESOURCE_MEM,
592 },
593
594 [1] = {
595 .start = TOSA_IRQ_GPIO_TC6393XB_INT,
596 .end = TOSA_IRQ_GPIO_TC6393XB_INT,
597 .flags = IORESOURCE_IRQ,
598 },
599};
600
601
602static int tosa_tc6393xb_enable(struct platform_device *dev)
603{
604 int rc;
605
606 rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
607 if (rc)
608 goto err_req_pclr;
609 rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
610 if (rc)
611 goto err_req_suspend;
612 rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "l3v");
613 if (rc)
614 goto err_req_l3v;
615 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
616 if (rc)
617 goto err_dir_l3v;
618 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
619 if (rc)
620 goto err_dir_suspend;
621 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
622 if (rc)
623 goto err_dir_pclr;
624
625 mdelay(1);
626
627 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
628
629 mdelay(10);
630
631 gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
632 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
633
634 return 0;
635err_dir_pclr:
636err_dir_suspend:
637err_dir_l3v:
638 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
639err_req_l3v:
640 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
641err_req_suspend:
642 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
643err_req_pclr:
644 return rc;
645}
646
647static int tosa_tc6393xb_disable(struct platform_device *dev)
648{
649 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
650 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
651 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
652
653 return 0;
654}
655
656static int tosa_tc6393xb_resume(struct platform_device *dev)
657{
658 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
659 mdelay(10);
660 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
661 mdelay(10);
662
663 return 0;
664}
665
666static int tosa_tc6393xb_suspend(struct platform_device *dev)
667{
668 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
669 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
670 return 0;
671}
672
673static struct mtd_partition tosa_nand_partition[] = {
674 {
675 .name = "smf",
676 .offset = 0,
677 .size = 7 * 1024 * 1024,
678 },
679 {
680 .name = "root",
681 .offset = MTDPART_OFS_APPEND,
682 .size = 28 * 1024 * 1024,
683 },
684 {
685 .name = "home",
686 .offset = MTDPART_OFS_APPEND,
687 .size = MTDPART_SIZ_FULL,
688 },
689};
690
691static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
692
693static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
694 .options = 0,
695 .offs = 4,
696 .len = 2,
697 .pattern = scan_ff_pattern
698};
699
700static struct tmio_nand_data tosa_tc6393xb_nand_config = {
701 .num_partitions = ARRAY_SIZE(tosa_nand_partition),
702 .partition = tosa_nand_partition,
703 .badblock_pattern = &tosa_tc6393xb_nand_bbt,
704};
705
706static struct tc6393xb_platform_data tosa_tc6393xb_setup = {
707 .scr_pll2cr = 0x0cc1,
708 .scr_gper = 0x3300,
709 .scr_gpo_dsr =
710 TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),
711 .scr_gpo_doecr =
712 TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),
713
714 .irq_base = IRQ_BOARD_START,
715 .gpio_base = TOSA_TC6393XB_GPIO_BASE,
716
717 .enable = tosa_tc6393xb_enable,
718 .disable = tosa_tc6393xb_disable,
719 .suspend = tosa_tc6393xb_suspend,
720 .resume = tosa_tc6393xb_resume,
721
722 .nand_data = &tosa_tc6393xb_nand_config,
723};
724
725
726static struct platform_device tc6393xb_device = {
727 .name = "tc6393xb",
728 .id = -1,
729 .dev = {
730 .platform_data = &tosa_tc6393xb_setup,
731 },
732 .num_resources = ARRAY_SIZE(tc6393xb_resources),
733 .resource = tc6393xb_resources,
734};
735
736static struct tosa_bt_data tosa_bt_data = {
737 .gpio_pwr = TOSA_GPIO_BT_PWR_EN,
738 .gpio_reset = TOSA_GPIO_BT_RESET,
739};
740
741static struct platform_device tosa_bt_device = {
742 .name = "tosa-bt",
743 .id = -1,
744 .dev.platform_data = &tosa_bt_data,
745};
746
747
460static struct platform_device *devices[] __initdata = { 748static struct platform_device *devices[] __initdata = {
461 &tosascoop_device, 749 &tosascoop_device,
462 &tosascoop_jc_device, 750 &tosascoop_jc_device,
751 &tc6393xb_device,
752 &tosa_power_device,
463 &tosakbd_device, 753 &tosakbd_device,
464 &tosa_gpio_keys_device, 754 &tosa_gpio_keys_device,
465 &tosaled_device, 755 &tosaled_device,
756 &tosa_bt_device,
466}; 757};
467 758
468static void tosa_poweroff(void) 759static void tosa_poweroff(void)
469{ 760{
470 gpio_direction_output(TOSA_GPIO_ON_RESET, 0); 761 arm_machine_restart('g');
471 gpio_set_value(TOSA_GPIO_ON_RESET, 1);
472
473 mdelay(1000);
474 arm_machine_restart('h');
475} 762}
476 763
477static void tosa_restart(char mode) 764static void tosa_restart(char mode)
@@ -485,10 +772,15 @@ static void tosa_restart(char mode)
485 772
486static void __init tosa_init(void) 773static void __init tosa_init(void)
487{ 774{
775 int dummy;
776
488 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config)); 777 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
778 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_off));
489 gpio_set_wake(MFP_PIN_GPIO1, 1); 779 gpio_set_wake(MFP_PIN_GPIO1, 1);
490 /* We can't pass to gpio-keys since it will drop the Reset altfunc */ 780 /* We can't pass to gpio-keys since it will drop the Reset altfunc */
491 781
782 init_gpio_reset(TOSA_GPIO_ON_RESET);
783
492 pm_power_off = tosa_poweroff; 784 pm_power_off = tosa_poweroff;
493 arm_pm_restart = tosa_restart; 785 arm_pm_restart = tosa_restart;
494 786
@@ -497,6 +789,10 @@ static void __init tosa_init(void)
497 /* enable batt_fault */ 789 /* enable batt_fault */
498 PMCR = 0x01; 790 PMCR = 0x01;
499 791
792 dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
793 dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
794 dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
795
500 pxa_set_mci_info(&tosa_mci_platform_data); 796 pxa_set_mci_info(&tosa_mci_platform_data);
501 pxa_set_udc_info(&udc_info); 797 pxa_set_udc_info(&udc_info);
502 pxa_set_ficp_info(&tosa_ficp_platform_data); 798 pxa_set_ficp_info(&tosa_ficp_platform_data);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-30 23:23:21 -0500