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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
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
-rw-r--r--MAINTAINERS2
-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
-rw-r--r--drivers/input/keyboard/tosakbd.c2
-rw-r--r--drivers/mfd/Kconfig11
-rw-r--r--drivers/mfd/Makefile4
-rw-r--r--drivers/mfd/mfd-core.c114
-rw-r--r--drivers/mfd/tc6393xb.c600
-rw-r--r--include/asm-arm/arch-pxa/hardware.h5
-rw-r--r--include/asm-arm/arch-pxa/irqs.h1
-rw-r--r--include/asm-arm/arch-pxa/system.h17
-rw-r--r--include/asm-arm/arch-pxa/tosa.h50
-rw-r--r--include/asm-arm/arch-pxa/tosa_bt.h22
-rw-r--r--include/linux/mfd/core.h55
-rw-r--r--include/linux/mfd/tc6393xb.h49
-rw-r--r--include/linux/mfd/tmio.h17
-rw-r--r--sound/soc/pxa/Kconfig1
-rw-r--r--sound/soc/pxa/tosa.c29
22 files changed, 1539 insertions, 97 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 3b228e2d12e..20aef952782 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -584,6 +584,8 @@ L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
584S: Maintained 584S: Maintained
585 585
586ARM/TOSA MACHINE SUPPORT 586ARM/TOSA MACHINE SUPPORT
587P: Dmitry Baryshkov
588M: dbaryshkov@gmail.com
587P: Dirk Opfer 589P: Dirk Opfer
588M: dirk@opfer-online.de 590M: dirk@opfer-online.de
589S: Maintained 591S: Maintained
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 1a7ceb8866f..7f9664dee67 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 0865236513c..b282412a01f 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 00000000000..9d39dea57ce
--- /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 e7d0fcd9b43..d58c3e906a9 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 00000000000..7d8505466e5
--- /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 ab4a9f57991..2d49de572ba 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);
diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c
index 94e444b4ee1..b12b7ee4b6a 100644
--- a/drivers/input/keyboard/tosakbd.c
+++ b/drivers/input/keyboard/tosakbd.c
@@ -215,8 +215,6 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
215 unsigned long flags; 215 unsigned long flags;
216 216
217 spin_lock_irqsave(&tosakbd->lock, flags); 217 spin_lock_irqsave(&tosakbd->lock, flags);
218 PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT);
219 PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT);
220 tosakbd->suspended = 1; 218 tosakbd->suspended = 1;
221 spin_unlock_irqrestore(&tosakbd->lock, flags); 219 spin_unlock_irqrestore(&tosakbd->lock, flags);
222 220
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index ae96bd6242f..0f6a885a6c1 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -5,6 +5,10 @@
5menu "Multifunction device drivers" 5menu "Multifunction device drivers"
6 depends on HAS_IOMEM 6 depends on HAS_IOMEM
7 7
8config MFD_CORE
9 tristate
10 default n
11
8config MFD_SM501 12config MFD_SM501
9 tristate "Support for Silicon Motion SM501" 13 tristate "Support for Silicon Motion SM501"
10 ---help--- 14 ---help---
@@ -38,6 +42,13 @@ config HTC_PASIC3
38 HTC Magician devices, respectively. Actual functionality is 42 HTC Magician devices, respectively. Actual functionality is
39 handled by the leds-pasic3 and ds1wm drivers. 43 handled by the leds-pasic3 and ds1wm drivers.
40 44
45config MFD_TC6393XB
46 bool "Support Toshiba TC6393XB"
47 depends on HAVE_GPIO_LIB
48 select MFD_CORE
49 help
50 Support for Toshiba Mobile IO Controller TC6393XB
51
41endmenu 52endmenu
42 53
43menu "Multimedia Capabilities Port drivers" 54menu "Multimedia Capabilities Port drivers"
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index eef4e26807d..33daa2f45dd 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -8,6 +8,10 @@ obj-$(CONFIG_MFD_ASIC3) += asic3.o
8obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o 8obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o
9obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o 9obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
10 10
11obj-$(CONFIG_MFD_TC6393XB) += tc6393xb.o
12
13obj-$(CONFIG_MFD_CORE) += mfd-core.o
14
11obj-$(CONFIG_MCP) += mcp-core.o 15obj-$(CONFIG_MCP) += mcp-core.o
12obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o 16obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o
13obj-$(CONFIG_MCP_UCB1200) += ucb1x00-core.o 17obj-$(CONFIG_MCP_UCB1200) += ucb1x00-core.o
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
new file mode 100644
index 00000000000..d7d88ce053a
--- /dev/null
+++ b/drivers/mfd/mfd-core.c
@@ -0,0 +1,114 @@
1/*
2 * drivers/mfd/mfd-core.c
3 *
4 * core MFD support
5 * Copyright (c) 2006 Ian Molton
6 * Copyright (c) 2007,2008 Dmitry Baryshkov
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
14#include <linux/kernel.h>
15#include <linux/platform_device.h>
16#include <linux/mfd/core.h>
17
18static int mfd_add_device(struct platform_device *parent,
19 const struct mfd_cell *cell,
20 struct resource *mem_base,
21 int irq_base)
22{
23 struct resource res[cell->num_resources];
24 struct platform_device *pdev;
25 int ret = -ENOMEM;
26 int r;
27
28 pdev = platform_device_alloc(cell->name, parent->id);
29 if (!pdev)
30 goto fail_alloc;
31
32 pdev->dev.parent = &parent->dev;
33
34 ret = platform_device_add_data(pdev,
35 cell, sizeof(struct mfd_cell));
36 if (ret)
37 goto fail_device;
38
39 memzero(res, sizeof(res));
40 for (r = 0; r < cell->num_resources; r++) {
41 res[r].name = cell->resources[r].name;
42 res[r].flags = cell->resources[r].flags;
43
44 /* Find out base to use */
45 if (cell->resources[r].flags & IORESOURCE_MEM) {
46 res[r].parent = mem_base;
47 res[r].start = mem_base->start +
48 cell->resources[r].start;
49 res[r].end = mem_base->start +
50 cell->resources[r].end;
51 } else if (cell->resources[r].flags & IORESOURCE_IRQ) {
52 res[r].start = irq_base +
53 cell->resources[r].start;
54 res[r].end = irq_base +
55 cell->resources[r].end;
56 } else {
57 res[r].parent = cell->resources[r].parent;
58 res[r].start = cell->resources[r].start;
59 res[r].end = cell->resources[r].end;
60 }
61 }
62
63 platform_device_add_resources(pdev, res, cell->num_resources);
64
65 ret = platform_device_add(pdev);
66 if (ret)
67 goto fail_device;
68
69 return 0;
70
71/* platform_device_del(pdev); */
72fail_device:
73 platform_device_put(pdev);
74fail_alloc:
75 return ret;
76}
77
78int mfd_add_devices(
79 struct platform_device *parent,
80 const struct mfd_cell *cells, int n_devs,
81 struct resource *mem_base,
82 int irq_base)
83{
84 int i;
85 int ret = 0;
86
87 for (i = 0; i < n_devs; i++) {
88 ret = mfd_add_device(parent, cells + i, mem_base, irq_base);
89 if (ret)
90 break;
91 }
92
93 if (ret)
94 mfd_remove_devices(parent);
95
96 return ret;
97}
98EXPORT_SYMBOL(mfd_add_devices);
99
100static int mfd_remove_devices_fn(struct device *dev, void *unused)
101{
102 platform_device_unregister(
103 container_of(dev, struct platform_device, dev));
104 return 0;
105}
106
107void mfd_remove_devices(struct platform_device *parent)
108{
109 device_for_each_child(&parent->dev, NULL, mfd_remove_devices_fn);
110}
111EXPORT_SYMBOL(mfd_remove_devices);
112
113MODULE_LICENSE("GPL");
114MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov");
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
new file mode 100644
index 00000000000..2d87501b6fd
--- /dev/null
+++ b/drivers/mfd/tc6393xb.c
@@ -0,0 +1,600 @@
1/*
2 * Toshiba TC6393XB SoC support
3 *
4 * Copyright(c) 2005-2006 Chris Humbert
5 * Copyright(c) 2005 Dirk Opfer
6 * Copyright(c) 2005 Ian Molton <spyro@f2s.com>
7 * Copyright(c) 2007 Dmitry Baryshkov
8 *
9 * Based on code written by Sharp/Lineo for 2.4 kernels
10 * Based on locomo.c
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#include <linux/kernel.h>
18#include <linux/module.h>
19#include <linux/io.h>
20#include <linux/irq.h>
21#include <linux/platform_device.h>
22#include <linux/fb.h>
23#include <linux/clk.h>
24#include <linux/mfd/core.h>
25#include <linux/mfd/tmio.h>
26#include <linux/mfd/tc6393xb.h>
27#include <linux/gpio.h>
28
29#define SCR_REVID 0x08 /* b Revision ID */
30#define SCR_ISR 0x50 /* b Interrupt Status */
31#define SCR_IMR 0x52 /* b Interrupt Mask */
32#define SCR_IRR 0x54 /* b Interrupt Routing */
33#define SCR_GPER 0x60 /* w GP Enable */
34#define SCR_GPI_SR(i) (0x64 + (i)) /* b3 GPI Status */
35#define SCR_GPI_IMR(i) (0x68 + (i)) /* b3 GPI INT Mask */
36#define SCR_GPI_EDER(i) (0x6c + (i)) /* b3 GPI Edge Detect Enable */
37#define SCR_GPI_LIR(i) (0x70 + (i)) /* b3 GPI Level Invert */
38#define SCR_GPO_DSR(i) (0x78 + (i)) /* b3 GPO Data Set */
39#define SCR_GPO_DOECR(i) (0x7c + (i)) /* b3 GPO Data OE Control */
40#define SCR_GP_IARCR(i) (0x80 + (i)) /* b3 GP Internal Active Register Control */
41#define SCR_GP_IARLCR(i) (0x84 + (i)) /* b3 GP INTERNAL Active Register Level Control */
42#define SCR_GPI_BCR(i) (0x88 + (i)) /* b3 GPI Buffer Control */
43#define SCR_GPA_IARCR 0x8c /* w GPa Internal Active Register Control */
44#define SCR_GPA_IARLCR 0x90 /* w GPa Internal Active Register Level Control */
45#define SCR_GPA_BCR 0x94 /* w GPa Buffer Control */
46#define SCR_CCR 0x98 /* w Clock Control */
47#define SCR_PLL2CR 0x9a /* w PLL2 Control */
48#define SCR_PLL1CR 0x9c /* l PLL1 Control */
49#define SCR_DIARCR 0xa0 /* b Device Internal Active Register Control */
50#define SCR_DBOCR 0xa1 /* b Device Buffer Off Control */
51#define SCR_FER 0xe0 /* b Function Enable */
52#define SCR_MCR 0xe4 /* w Mode Control */
53#define SCR_CONFIG 0xfc /* b Configuration Control */
54#define SCR_DEBUG 0xff /* b Debug */
55
56#define SCR_CCR_CK32K BIT(0)
57#define SCR_CCR_USBCK BIT(1)
58#define SCR_CCR_UNK1 BIT(4)
59#define SCR_CCR_MCLK_MASK (7 << 8)
60#define SCR_CCR_MCLK_OFF (0 << 8)
61#define SCR_CCR_MCLK_12 (1 << 8)
62#define SCR_CCR_MCLK_24 (2 << 8)
63#define SCR_CCR_MCLK_48 (3 << 8)
64#define SCR_CCR_HCLK_MASK (3 << 12)
65#define SCR_CCR_HCLK_24 (0 << 12)
66#define SCR_CCR_HCLK_48 (1 << 12)
67
68#define SCR_FER_USBEN BIT(0) /* USB host enable */
69#define SCR_FER_LCDCVEN BIT(1) /* polysilicon TFT enable */
70#define SCR_FER_SLCDEN BIT(2) /* SLCD enable */
71
72#define SCR_MCR_RDY_MASK (3 << 0)
73#define SCR_MCR_RDY_OPENDRAIN (0 << 0)
74#define SCR_MCR_RDY_TRISTATE (1 << 0)
75#define SCR_MCR_RDY_PUSHPULL (2 << 0)
76#define SCR_MCR_RDY_UNK BIT(2)
77#define SCR_MCR_RDY_EN BIT(3)
78#define SCR_MCR_INT_MASK (3 << 4)
79#define SCR_MCR_INT_OPENDRAIN (0 << 4)
80#define SCR_MCR_INT_TRISTATE (1 << 4)
81#define SCR_MCR_INT_PUSHPULL (2 << 4)
82#define SCR_MCR_INT_UNK BIT(6)
83#define SCR_MCR_INT_EN BIT(7)
84/* bits 8 - 16 are unknown */
85
86#define TC_GPIO_BIT(i) (1 << (i & 0x7))
87
88/*--------------------------------------------------------------------------*/
89
90struct tc6393xb {
91 void __iomem *scr;
92
93 struct gpio_chip gpio;
94
95 struct clk *clk; /* 3,6 Mhz */
96
97 spinlock_t lock; /* protects RMW cycles */
98
99 struct {
100 u8 fer;
101 u16 ccr;
102 u8 gpi_bcr[3];
103 u8 gpo_dsr[3];
104 u8 gpo_doecr[3];
105 } suspend_state;
106
107 struct resource rscr;
108 struct resource *iomem;
109 int irq;
110 int irq_base;
111};
112
113enum {
114 TC6393XB_CELL_NAND,
115};
116
117/*--------------------------------------------------------------------------*/
118
119static int tc6393xb_nand_enable(struct platform_device *nand)
120{
121 struct platform_device *dev = to_platform_device(nand->dev.parent);
122 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
123 unsigned long flags;
124
125 spin_lock_irqsave(&tc6393xb->lock, flags);
126
127 /* SMD buffer on */
128 dev_dbg(&dev->dev, "SMD buffer on\n");
129 iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1));
130
131 spin_unlock_irqrestore(&tc6393xb->lock, flags);
132
133 return 0;
134}
135
136static struct resource __devinitdata tc6393xb_nand_resources[] = {
137 {
138 .name = TMIO_NAND_CONFIG,
139 .start = 0x0100,
140 .end = 0x01ff,
141 .flags = IORESOURCE_MEM,
142 },
143 {
144 .name = TMIO_NAND_CONTROL,
145 .start = 0x1000,
146 .end = 0x1007,
147 .flags = IORESOURCE_MEM,
148 },
149 {
150 .name = TMIO_NAND_IRQ,
151 .start = IRQ_TC6393_NAND,
152 .end = IRQ_TC6393_NAND,
153 .flags = IORESOURCE_IRQ,
154 },
155};
156
157static struct mfd_cell __devinitdata tc6393xb_cells[] = {
158 [TC6393XB_CELL_NAND] = {
159 .name = "tmio-nand",
160 .enable = tc6393xb_nand_enable,
161 .num_resources = ARRAY_SIZE(tc6393xb_nand_resources),
162 .resources = tc6393xb_nand_resources,
163 },
164};
165
166/*--------------------------------------------------------------------------*/
167
168static int tc6393xb_gpio_get(struct gpio_chip *chip,
169 unsigned offset)
170{
171 struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
172
173 /* XXX: does dsr also represent inputs? */
174 return ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8))
175 & TC_GPIO_BIT(offset);
176}
177
178static void __tc6393xb_gpio_set(struct gpio_chip *chip,
179 unsigned offset, int value)
180{
181 struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
182 u8 dsr;
183
184 dsr = ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8));
185 if (value)
186 dsr |= TC_GPIO_BIT(offset);
187 else
188 dsr &= ~TC_GPIO_BIT(offset);
189
190 iowrite8(dsr, tc6393xb->scr + SCR_GPO_DSR(offset / 8));
191}
192
193static void tc6393xb_gpio_set(struct gpio_chip *chip,
194 unsigned offset, int value)
195{
196 struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
197 unsigned long flags;
198
199 spin_lock_irqsave(&tc6393xb->lock, flags);
200
201 __tc6393xb_gpio_set(chip, offset, value);
202
203 spin_unlock_irqrestore(&tc6393xb->lock, flags);
204}
205
206static int tc6393xb_gpio_direction_input(struct gpio_chip *chip,
207 unsigned offset)
208{
209 struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
210 unsigned long flags;
211 u8 doecr;
212
213 spin_lock_irqsave(&tc6393xb->lock, flags);
214
215 doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
216 doecr &= ~TC_GPIO_BIT(offset);
217 iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
218
219 spin_unlock_irqrestore(&tc6393xb->lock, flags);
220
221 return 0;
222}
223
224static int tc6393xb_gpio_direction_output(struct gpio_chip *chip,
225 unsigned offset, int value)
226{
227 struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
228 unsigned long flags;
229 u8 doecr;
230
231 spin_lock_irqsave(&tc6393xb->lock, flags);
232
233 __tc6393xb_gpio_set(chip, offset, value);
234
235 doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
236 doecr |= TC_GPIO_BIT(offset);
237 iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
238
239 spin_unlock_irqrestore(&tc6393xb->lock, flags);
240
241 return 0;
242}
243
244static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base)
245{
246 tc6393xb->gpio.label = "tc6393xb";
247 tc6393xb->gpio.base = gpio_base;
248 tc6393xb->gpio.ngpio = 16;
249 tc6393xb->gpio.set = tc6393xb_gpio_set;
250 tc6393xb->gpio.get = tc6393xb_gpio_get;
251 tc6393xb->gpio.direction_input = tc6393xb_gpio_direction_input;
252 tc6393xb->gpio.direction_output = tc6393xb_gpio_direction_output;
253
254 return gpiochip_add(&tc6393xb->gpio);
255}
256
257/*--------------------------------------------------------------------------*/
258
259static void
260tc6393xb_irq(unsigned int irq, struct irq_desc *desc)
261{
262 struct tc6393xb *tc6393xb = get_irq_data(irq);
263 unsigned int isr;
264 unsigned int i, irq_base;
265
266 irq_base = tc6393xb->irq_base;
267
268 while ((isr = ioread8(tc6393xb->scr + SCR_ISR) &
269 ~ioread8(tc6393xb->scr + SCR_IMR)))
270 for (i = 0; i < TC6393XB_NR_IRQS; i++) {
271 if (isr & (1 << i))
272 generic_handle_irq(irq_base + i);
273 }
274}
275
276static void tc6393xb_irq_ack(unsigned int irq)
277{
278}
279
280static void tc6393xb_irq_mask(unsigned int irq)
281{
282 struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
283 unsigned long flags;
284 u8 imr;
285
286 spin_lock_irqsave(&tc6393xb->lock, flags);
287 imr = ioread8(tc6393xb->scr + SCR_IMR);
288 imr |= 1 << (irq - tc6393xb->irq_base);
289 iowrite8(imr, tc6393xb->scr + SCR_IMR);
290 spin_unlock_irqrestore(&tc6393xb->lock, flags);
291}
292
293static void tc6393xb_irq_unmask(unsigned int irq)
294{
295 struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
296 unsigned long flags;
297 u8 imr;
298
299 spin_lock_irqsave(&tc6393xb->lock, flags);
300 imr = ioread8(tc6393xb->scr + SCR_IMR);
301 imr &= ~(1 << (irq - tc6393xb->irq_base));
302 iowrite8(imr, tc6393xb->scr + SCR_IMR);
303 spin_unlock_irqrestore(&tc6393xb->lock, flags);
304}
305
306static struct irq_chip tc6393xb_chip = {
307 .name = "tc6393xb",
308 .ack = tc6393xb_irq_ack,
309 .mask = tc6393xb_irq_mask,
310 .unmask = tc6393xb_irq_unmask,
311};
312
313static void tc6393xb_attach_irq(struct platform_device *dev)
314{
315 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
316 unsigned int irq, irq_base;
317
318 irq_base = tc6393xb->irq_base;
319
320 for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
321 set_irq_chip(irq, &tc6393xb_chip);
322 set_irq_chip_data(irq, tc6393xb);
323 set_irq_handler(irq, handle_edge_irq);
324 set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
325 }
326
327 set_irq_type(tc6393xb->irq, IRQT_FALLING);
328 set_irq_data(tc6393xb->irq, tc6393xb);
329 set_irq_chained_handler(tc6393xb->irq, tc6393xb_irq);
330}
331
332static void tc6393xb_detach_irq(struct platform_device *dev)
333{
334 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
335 unsigned int irq, irq_base;
336
337 set_irq_chained_handler(tc6393xb->irq, NULL);
338 set_irq_data(tc6393xb->irq, NULL);
339
340 irq_base = tc6393xb->irq_base;
341
342 for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
343 set_irq_flags(irq, 0);
344 set_irq_chip(irq, NULL);
345 set_irq_chip_data(irq, NULL);
346 }
347}
348
349/*--------------------------------------------------------------------------*/
350
351static int tc6393xb_hw_init(struct platform_device *dev)
352{
353 struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
354 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
355 int i;
356
357 iowrite8(tc6393xb->suspend_state.fer, tc6393xb->scr + SCR_FER);
358 iowrite16(tcpd->scr_pll2cr, tc6393xb->scr + SCR_PLL2CR);
359 iowrite16(tc6393xb->suspend_state.ccr, tc6393xb->scr + SCR_CCR);
360 iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN |
361 SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN |
362 BIT(15), tc6393xb->scr + SCR_MCR);
363 iowrite16(tcpd->scr_gper, tc6393xb->scr + SCR_GPER);
364 iowrite8(0, tc6393xb->scr + SCR_IRR);
365 iowrite8(0xbf, tc6393xb->scr + SCR_IMR);
366
367 for (i = 0; i < 3; i++) {
368 iowrite8(tc6393xb->suspend_state.gpo_dsr[i],
369 tc6393xb->scr + SCR_GPO_DSR(i));
370 iowrite8(tc6393xb->suspend_state.gpo_doecr[i],
371 tc6393xb->scr + SCR_GPO_DOECR(i));
372 iowrite8(tc6393xb->suspend_state.gpi_bcr[i],
373 tc6393xb->scr + SCR_GPI_BCR(i));
374 }
375
376 return 0;
377}
378
379static int __devinit tc6393xb_probe(struct platform_device *dev)
380{
381 struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
382 struct tc6393xb *tc6393xb;
383 struct resource *iomem;
384 struct resource *rscr;
385 int retval, temp;
386 int i;
387
388 iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
389 if (!iomem)
390 return -EINVAL;
391
392 tc6393xb = kzalloc(sizeof *tc6393xb, GFP_KERNEL);
393 if (!tc6393xb) {
394 retval = -ENOMEM;
395 goto err_kzalloc;
396 }
397
398 spin_lock_init(&tc6393xb->lock);
399
400 platform_set_drvdata(dev, tc6393xb);
401 tc6393xb->iomem = iomem;
402 tc6393xb->irq = platform_get_irq(dev, 0);
403 tc6393xb->irq_base = tcpd->irq_base;
404
405 tc6393xb->clk = clk_get(&dev->dev, "GPIO27_CLK" /* "CK3P6MI" */);
406 if (IS_ERR(tc6393xb->clk)) {
407 retval = PTR_ERR(tc6393xb->clk);
408 goto err_clk_get;
409 }
410
411 rscr = &tc6393xb->rscr;
412 rscr->name = "tc6393xb-core";
413 rscr->start = iomem->start;
414 rscr->end = iomem->start + 0xff;
415 rscr->flags = IORESOURCE_MEM;
416
417 retval = request_resource(iomem, rscr);
418 if (retval)
419 goto err_request_scr;
420
421 tc6393xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1);
422 if (!tc6393xb->scr) {
423 retval = -ENOMEM;
424 goto err_ioremap;
425 }
426
427 retval = clk_enable(tc6393xb->clk);
428 if (retval)
429 goto err_clk_enable;
430
431 retval = tcpd->enable(dev);
432 if (retval)
433 goto err_enable;
434
435 tc6393xb->suspend_state.fer = 0;
436 for (i = 0; i < 3; i++) {
437 tc6393xb->suspend_state.gpo_dsr[i] =
438 (tcpd->scr_gpo_dsr >> (8 * i)) & 0xff;
439 tc6393xb->suspend_state.gpo_doecr[i] =
440 (tcpd->scr_gpo_doecr >> (8 * i)) & 0xff;
441 }
442 /*
443 * It may be necessary to change this back to
444 * platform-dependant code
445 */
446 tc6393xb->suspend_state.ccr = SCR_CCR_UNK1 |
447 SCR_CCR_HCLK_48;
448
449 retval = tc6393xb_hw_init(dev);
450 if (retval)
451 goto err_hw_init;
452
453 printk(KERN_INFO "Toshiba tc6393xb revision %d at 0x%08lx, irq %d\n",
454 ioread8(tc6393xb->scr + SCR_REVID),
455 (unsigned long) iomem->start, tc6393xb->irq);
456
457 tc6393xb->gpio.base = -1;
458
459 if (tcpd->gpio_base >= 0) {
460 retval = tc6393xb_register_gpio(tc6393xb, tcpd->gpio_base);
461 if (retval)
462 goto err_gpio_add;
463 }
464
465 if (tc6393xb->irq)
466 tc6393xb_attach_irq(dev);
467
468 tc6393xb_cells[TC6393XB_CELL_NAND].driver_data = tcpd->nand_data;
469
470 retval = mfd_add_devices(dev,
471 tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells),
472 iomem, tcpd->irq_base);
473
474 return 0;
475
476 if (tc6393xb->irq)
477 tc6393xb_detach_irq(dev);
478
479err_gpio_add:
480 if (tc6393xb->gpio.base != -1)
481 temp = gpiochip_remove(&tc6393xb->gpio);
482err_hw_init:
483 tcpd->disable(dev);
484err_clk_enable:
485 clk_disable(tc6393xb->clk);
486err_enable:
487 iounmap(tc6393xb->scr);
488err_ioremap:
489 release_resource(&tc6393xb->rscr);
490err_request_scr:
491 clk_put(tc6393xb->clk);
492err_clk_get:
493 kfree(tc6393xb);
494err_kzalloc:
495 return retval;
496}
497
498static int __devexit tc6393xb_remove(struct platform_device *dev)
499{
500 struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
501 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
502 int ret;
503
504 mfd_remove_devices(dev);
505
506 if (tc6393xb->irq)
507 tc6393xb_detach_irq(dev);
508
509 if (tc6393xb->gpio.base != -1) {
510 ret = gpiochip_remove(&tc6393xb->gpio);
511 if (ret) {
512 dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret);
513 return ret;
514 }
515 }
516
517 ret = tcpd->disable(dev);
518
519 clk_disable(tc6393xb->clk);
520
521 iounmap(tc6393xb->scr);
522
523 release_resource(&tc6393xb->rscr);
524
525 platform_set_drvdata(dev, NULL);
526
527 clk_put(tc6393xb->clk);
528
529 kfree(tc6393xb);
530
531 return ret;
532}
533
534#ifdef CONFIG_PM
535static int tc6393xb_suspend(struct platform_device *dev, pm_message_t state)
536{
537 struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
538 struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
539 int i;
540
541
542 tc6393xb->suspend_state.ccr = ioread16(tc6393xb->scr + SCR_CCR);
543 tc6393xb->suspend_state.fer = ioread8(tc6393xb->scr + SCR_FER);
544
545 for (i = 0; i < 3; i++) {
546 tc6393xb->suspend_state.gpo_dsr[i] =
547 ioread8(tc6393xb->scr + SCR_GPO_DSR(i));
548 tc6393xb->suspend_state.gpo_doecr[i] =
549 ioread8(tc6393xb->scr + SCR_GPO_DOECR(i));
550 tc6393xb->suspend_state.gpi_bcr[i] =
551 ioread8(tc6393xb->scr + SCR_GPI_BCR(i));
552 }
553
554 return tcpd->suspend(dev);
555}
556
557static int tc6393xb_resume(struct platform_device *dev)
558{
559 struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
560 int ret = tcpd->resume(dev);
561
562 if (ret)
563 return ret;
564
565 return tc6393xb_hw_init(dev);
566}
567#else
568#define tc6393xb_suspend NULL
569#define tc6393xb_resume NULL
570#endif
571
572static struct platform_driver tc6393xb_driver = {
573 .probe = tc6393xb_probe,
574 .remove = __devexit_p(tc6393xb_remove),
575 .suspend = tc6393xb_suspend,
576 .resume = tc6393xb_resume,
577
578 .driver = {
579 .name = "tc6393xb",
580 .owner = THIS_MODULE,
581 },
582};
583
584static int __init tc6393xb_init(void)
585{
586 return platform_driver_register(&tc6393xb_driver);
587}
588
589static void __exit tc6393xb_exit(void)
590{
591 platform_driver_unregister(&tc6393xb_driver);
592}
593
594subsys_initcall(tc6393xb_init);
595module_exit(tc6393xb_exit);
596
597MODULE_LICENSE("GPL");
598MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer");
599MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller");
600MODULE_ALIAS("platform:tc6393xb");
diff --git a/include/asm-arm/arch-pxa/hardware.h b/include/asm-arm/arch-pxa/hardware.h
index b6a8317c2ec..09868de841a 100644
--- a/include/asm-arm/arch-pxa/hardware.h
+++ b/include/asm-arm/arch-pxa/hardware.h
@@ -208,6 +208,11 @@ extern void pxa_gpio_set_value(unsigned gpio, int value);
208 */ 208 */
209extern unsigned int get_memclk_frequency_10khz(void); 209extern unsigned int get_memclk_frequency_10khz(void);
210 210
211/*
212 * register GPIO as reset generator
213 */
214extern int init_gpio_reset(int gpio);
215
211#endif 216#endif
212 217
213#if defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI) 218#if defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI)
diff --git a/include/asm-arm/arch-pxa/irqs.h b/include/asm-arm/arch-pxa/irqs.h
index b6c8fe37768..fa05e76f64e 100644
--- a/include/asm-arm/arch-pxa/irqs.h
+++ b/include/asm-arm/arch-pxa/irqs.h
@@ -180,6 +180,7 @@
180#define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1) 180#define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1)
181#elif defined(CONFIG_ARCH_LUBBOCK) || \ 181#elif defined(CONFIG_ARCH_LUBBOCK) || \
182 defined(CONFIG_MACH_LOGICPD_PXA270) || \ 182 defined(CONFIG_MACH_LOGICPD_PXA270) || \
183 defined(CONFIG_MACH_TOSA) || \
183 defined(CONFIG_MACH_MAINSTONE) || \ 184 defined(CONFIG_MACH_MAINSTONE) || \
184 defined(CONFIG_MACH_PCM027) || \ 185 defined(CONFIG_MACH_PCM027) || \
185 defined(CONFIG_MACH_MAGICIAN) 186 defined(CONFIG_MACH_MAGICIAN)
diff --git a/include/asm-arm/arch-pxa/system.h b/include/asm-arm/arch-pxa/system.h
index ba7e132de1b..6956fc5235f 100644
--- a/include/asm-arm/arch-pxa/system.h
+++ b/include/asm-arm/arch-pxa/system.h
@@ -21,19 +21,4 @@ static inline void arch_idle(void)
21} 21}
22 22
23 23
24static inline void arch_reset(char mode) 24void arch_reset(char mode);
25{
26 if (cpu_is_pxa2xx())
27 RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
28
29 if (mode == 's') {
30 /* Jump into ROM at address 0 */
31 cpu_reset(0);
32 } else {
33 /* Initialize the watchdog and let it fire */
34 OWER = OWER_WME;
35 OSSR = OSSR_M3;
36 OSMR3 = OSCR + 368640; /* ... in 100 ms */
37 }
38}
39
diff --git a/include/asm-arm/arch-pxa/tosa.h b/include/asm-arm/arch-pxa/tosa.h
index c5b6fde6907..a72803f0461 100644
--- a/include/asm-arm/arch-pxa/tosa.h
+++ b/include/asm-arm/arch-pxa/tosa.h
@@ -25,21 +25,18 @@
25 */ 25 */
26#define TOSA_SCOOP_GPIO_BASE NR_BUILTIN_GPIO 26#define TOSA_SCOOP_GPIO_BASE NR_BUILTIN_GPIO
27#define TOSA_SCOOP_PXA_VCORE1 SCOOP_GPCR_PA11 27#define TOSA_SCOOP_PXA_VCORE1 SCOOP_GPCR_PA11
28#define TOSA_SCOOP_TC6393_REST_IN SCOOP_GPCR_PA12 28#define TOSA_GPIO_TC6393XB_REST_IN (TOSA_SCOOP_GPIO_BASE + 1)
29#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2) 29#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
30#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3) 30#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
31#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4) 31#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
32#define TOSA_SCOOP_AUD_PWR_ON SCOOP_GPCR_PA16 32#define TOSA_SCOOP_AUD_PWR_ON SCOOP_GPCR_PA16
33#define TOSA_SCOOP_BT_RESET SCOOP_GPCR_PA17 33#define TOSA_GPIO_BT_RESET (TOSA_SCOOP_GPIO_BASE + 6)
34#define TOSA_SCOOP_BT_PWR_EN SCOOP_GPCR_PA18 34#define TOSA_GPIO_BT_PWR_EN (TOSA_SCOOP_GPIO_BASE + 7)
35#define TOSA_SCOOP_AC_IN_OL SCOOP_GPCR_PA19 35#define TOSA_SCOOP_AC_IN_OL SCOOP_GPCR_PA19
36 36
37/* GPIO Direction 1 : output mode / 0:input mode */ 37/* GPIO Direction 1 : output mode / 0:input mode */
38#define TOSA_SCOOP_IO_DIR ( TOSA_SCOOP_PXA_VCORE1 | TOSA_SCOOP_TC6393_REST_IN | \ 38#define TOSA_SCOOP_IO_DIR (TOSA_SCOOP_PXA_VCORE1 | \
39 TOSA_SCOOP_AUD_PWR_ON |\ 39 TOSA_SCOOP_AUD_PWR_ON)
40 TOSA_SCOOP_BT_RESET | TOSA_SCOOP_BT_PWR_EN )
41/* GPIO out put level when init 1: Hi */
42#define TOSA_SCOOP_IO_OUT ( TOSA_SCOOP_TC6393_REST_IN )
43 40
44/* 41/*
45 * SCOOP2 jacket GPIOs 42 * SCOOP2 jacket GPIOs
@@ -49,16 +46,34 @@
49#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1) 46#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
50#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2) 47#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
51#define TOSA_GPIO_USB_PULLUP (TOSA_SCOOP_JC_GPIO_BASE + 3) 48#define TOSA_GPIO_USB_PULLUP (TOSA_SCOOP_JC_GPIO_BASE + 3)
52#define TOSA_SCOOP_JC_TC6393_SUSPEND SCOOP_GPCR_PA15 49#define TOSA_GPIO_TC6393XB_SUSPEND (TOSA_SCOOP_JC_GPIO_BASE + 4)
53#define TOSA_SCOOP_JC_TC3693_L3V_ON SCOOP_GPCR_PA16 50#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
54#define TOSA_SCOOP_JC_WLAN_DETECT SCOOP_GPCR_PA17 51#define TOSA_SCOOP_JC_WLAN_DETECT SCOOP_GPCR_PA17
55#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7) 52#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
56#define TOSA_SCOOP_JC_CARD_LIMIT_SEL SCOOP_GPCR_PA19 53#define TOSA_SCOOP_JC_CARD_LIMIT_SEL SCOOP_GPCR_PA19
57 54
58/* GPIO Direction 1 : output mode / 0:input mode */ 55/* GPIO Direction 1 : output mode / 0:input mode */
59#define TOSA_SCOOP_JC_IO_DIR ( \ 56#define TOSA_SCOOP_JC_IO_DIR (TOSA_SCOOP_JC_CARD_LIMIT_SEL)
60 TOSA_SCOOP_JC_TC6393_SUSPEND | TOSA_SCOOP_JC_TC3693_L3V_ON | \ 57
61 TOSA_SCOOP_JC_CARD_LIMIT_SEL ) 58/*
59 * TC6393XB GPIOs
60 */
61#define TOSA_TC6393XB_GPIO_BASE (NR_BUILTIN_GPIO + 2 * 12)
62#define TOSA_TC6393XB_GPIO(i) (TOSA_TC6393XB_GPIO_BASE + (i))
63#define TOSA_TC6393XB_GPIO_BIT(gpio) (1 << (gpio - TOSA_TC6393XB_GPIO_BASE))
64
65#define TOSA_GPIO_TG_ON (TOSA_TC6393XB_GPIO_BASE + 0)
66#define TOSA_GPIO_L_MUTE (TOSA_TC6393XB_GPIO_BASE + 1)
67#define TOSA_GPIO_BL_C20MA (TOSA_TC6393XB_GPIO_BASE + 3)
68#define TOSA_GPIO_CARD_VCC_ON (TOSA_TC6393XB_GPIO_BASE + 4)
69#define TOSA_GPIO_CHARGE_OFF (TOSA_TC6393XB_GPIO_BASE + 6)
70#define TOSA_GPIO_CHARGE_OFF_JC (TOSA_TC6393XB_GPIO_BASE + 7)
71#define TOSA_GPIO_BAT0_V_ON (TOSA_TC6393XB_GPIO_BASE + 9)
72#define TOSA_GPIO_BAT1_V_ON (TOSA_TC6393XB_GPIO_BASE + 10)
73#define TOSA_GPIO_BU_CHRG_ON (TOSA_TC6393XB_GPIO_BASE + 11)
74#define TOSA_GPIO_BAT_SW_ON (TOSA_TC6393XB_GPIO_BASE + 12)
75#define TOSA_GPIO_BAT0_TH_ON (TOSA_TC6393XB_GPIO_BASE + 14)
76#define TOSA_GPIO_BAT1_TH_ON (TOSA_TC6393XB_GPIO_BASE + 15)
62 77
63/* 78/*
64 * Timing Generator 79 * Timing Generator
@@ -84,13 +99,13 @@
84#define TOSA_GPIO_JACKET_DETECT (7) 99#define TOSA_GPIO_JACKET_DETECT (7)
85#define TOSA_GPIO_nSD_DETECT (9) 100#define TOSA_GPIO_nSD_DETECT (9)
86#define TOSA_GPIO_nSD_INT (10) 101#define TOSA_GPIO_nSD_INT (10)
87#define TOSA_GPIO_TC6393_CLK (11) 102#define TOSA_GPIO_TC6393XB_CLK (11)
88#define TOSA_GPIO_BAT1_CRG (12) 103#define TOSA_GPIO_BAT1_CRG (12)
89#define TOSA_GPIO_CF_CD (13) 104#define TOSA_GPIO_CF_CD (13)
90#define TOSA_GPIO_BAT0_CRG (14) 105#define TOSA_GPIO_BAT0_CRG (14)
91#define TOSA_GPIO_TC6393_INT (15) 106#define TOSA_GPIO_TC6393XB_INT (15)
92#define TOSA_GPIO_BAT0_LOW (17) 107#define TOSA_GPIO_BAT0_LOW (17)
93#define TOSA_GPIO_TC6393_RDY (18) 108#define TOSA_GPIO_TC6393XB_RDY (18)
94#define TOSA_GPIO_ON_RESET (19) 109#define TOSA_GPIO_ON_RESET (19)
95#define TOSA_GPIO_EAR_IN (20) 110#define TOSA_GPIO_EAR_IN (20)
96#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */ 111#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
@@ -99,6 +114,7 @@
99#define TOSA_GPIO_TP_INT (32) /* Touch Panel pen down interrupt */ 114#define TOSA_GPIO_TP_INT (32) /* Touch Panel pen down interrupt */
100#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */ 115#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
101#define TOSA_GPIO_BAT_LOCKED (38) /* Battery locked */ 116#define TOSA_GPIO_BAT_LOCKED (38) /* Battery locked */
117#define TOSA_GPIO_IRDA_TX (47)
102#define TOSA_GPIO_TG_SPI_SCLK (81) 118#define TOSA_GPIO_TG_SPI_SCLK (81)
103#define TOSA_GPIO_TG_SPI_CS (82) 119#define TOSA_GPIO_TG_SPI_CS (82)
104#define TOSA_GPIO_TG_SPI_MOSI (83) 120#define TOSA_GPIO_TG_SPI_MOSI (83)
@@ -137,7 +153,7 @@
137#define TOSA_IRQ_GPIO_BAT1_CRG IRQ_GPIO(TOSA_GPIO_BAT1_CRG) 153#define TOSA_IRQ_GPIO_BAT1_CRG IRQ_GPIO(TOSA_GPIO_BAT1_CRG)
138#define TOSA_IRQ_GPIO_CF_CD IRQ_GPIO(TOSA_GPIO_CF_CD) 154#define TOSA_IRQ_GPIO_CF_CD IRQ_GPIO(TOSA_GPIO_CF_CD)
139#define TOSA_IRQ_GPIO_BAT0_CRG IRQ_GPIO(TOSA_GPIO_BAT0_CRG) 155#define TOSA_IRQ_GPIO_BAT0_CRG IRQ_GPIO(TOSA_GPIO_BAT0_CRG)
140#define TOSA_IRQ_GPIO_TC6393_INT IRQ_GPIO(TOSA_GPIO_TC6393_INT) 156#define TOSA_IRQ_GPIO_TC6393XB_INT IRQ_GPIO(TOSA_GPIO_TC6393XB_INT)
141#define TOSA_IRQ_GPIO_BAT0_LOW IRQ_GPIO(TOSA_GPIO_BAT0_LOW) 157#define TOSA_IRQ_GPIO_BAT0_LOW IRQ_GPIO(TOSA_GPIO_BAT0_LOW)
142#define TOSA_IRQ_GPIO_EAR_IN IRQ_GPIO(TOSA_GPIO_EAR_IN) 158#define TOSA_IRQ_GPIO_EAR_IN IRQ_GPIO(TOSA_GPIO_EAR_IN)
143#define TOSA_IRQ_GPIO_CF_IRQ IRQ_GPIO(TOSA_GPIO_CF_IRQ) 159#define TOSA_IRQ_GPIO_CF_IRQ IRQ_GPIO(TOSA_GPIO_CF_IRQ)
diff --git a/include/asm-arm/arch-pxa/tosa_bt.h b/include/asm-arm/arch-pxa/tosa_bt.h
new file mode 100644
index 00000000000..efc3c3d3b75
--- /dev/null
+++ b/include/asm-arm/arch-pxa/tosa_bt.h
@@ -0,0 +1,22 @@
1/*
2 * Tosa bluetooth built-in chip control.
3 *
4 * Later it may be shared with some other platforms.
5 *
6 * Copyright (c) 2008 Dmitry Baryshkov
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 TOSA_BT_H
14#define TOSA_BT_H
15
16struct tosa_bt_data {
17 int gpio_pwr;
18 int gpio_reset;
19};
20
21#endif
22
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
new file mode 100644
index 00000000000..bb3dd054592
--- /dev/null
+++ b/include/linux/mfd/core.h
@@ -0,0 +1,55 @@
1#ifndef MFD_CORE_H
2#define MFD_CORE_H
3/*
4 * drivers/mfd/mfd-core.h
5 *
6 * core MFD support
7 * Copyright (c) 2006 Ian Molton
8 * Copyright (c) 2007 Dmitry Baryshkov
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 *
14 */
15
16#include <linux/platform_device.h>
17
18/*
19 * This struct describes the MFD part ("cell").
20 * After registration the copy of this structure will become the platform data
21 * of the resulting platform_device
22 */
23struct mfd_cell {
24 const char *name;
25
26 int (*enable)(struct platform_device *dev);
27 int (*disable)(struct platform_device *dev);
28 int (*suspend)(struct platform_device *dev);
29 int (*resume)(struct platform_device *dev);
30
31 void *driver_data; /* driver-specific data */
32
33 /*
34 * This resources can be specified relatievly to the parent device.
35 * For accessing device you should use resources from device
36 */
37 int num_resources;
38 const struct resource *resources;
39};
40
41static inline struct mfd_cell *
42mfd_get_cell(struct platform_device *pdev)
43{
44 return (struct mfd_cell *)pdev->dev.platform_data;
45}
46
47extern int mfd_add_devices(
48 struct platform_device *parent,
49 const struct mfd_cell *cells, int n_devs,
50 struct resource *mem_base,
51 int irq_base);
52
53extern void mfd_remove_devices(struct platform_device *parent);
54
55#endif
diff --git a/include/linux/mfd/tc6393xb.h b/include/linux/mfd/tc6393xb.h
new file mode 100644
index 00000000000..7cc824a58f7
--- /dev/null
+++ b/include/linux/mfd/tc6393xb.h
@@ -0,0 +1,49 @@
1/*
2 * Toshiba TC6393XB SoC support
3 *
4 * Copyright(c) 2005-2006 Chris Humbert
5 * Copyright(c) 2005 Dirk Opfer
6 * Copyright(c) 2005 Ian Molton <spyro@f2s.com>
7 * Copyright(c) 2007 Dmitry Baryshkov
8 *
9 * Based on code written by Sharp/Lineo for 2.4 kernels
10 * Based on locomo.c
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#ifndef TC6393XB_H
18#define TC6393XB_H
19
20/* Also one should provide the CK3P6MI clock */
21struct tc6393xb_platform_data {
22 u16 scr_pll2cr; /* PLL2 Control */
23 u16 scr_gper; /* GP Enable */
24 u32 scr_gpo_doecr; /* GPO Data OE Control */
25 u32 scr_gpo_dsr; /* GPO Data Set */
26
27 int (*enable)(struct platform_device *dev);
28 int (*disable)(struct platform_device *dev);
29 int (*suspend)(struct platform_device *dev);
30 int (*resume)(struct platform_device *dev);
31
32 int irq_base; /* a base for cascaded irq */
33 int gpio_base;
34
35 struct tmio_nand_data *nand_data;
36};
37
38/*
39 * Relative to irq_base
40 */
41#define IRQ_TC6393_NAND 0
42#define IRQ_TC6393_MMC 1
43#define IRQ_TC6393_OHCI 2
44#define IRQ_TC6393_SERIAL 3
45#define IRQ_TC6393_FB 4
46
47#define TC6393XB_NR_IRQS 8
48
49#endif
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
new file mode 100644
index 00000000000..9438d8c9ac1
--- /dev/null
+++ b/include/linux/mfd/tmio.h
@@ -0,0 +1,17 @@
1#ifndef MFD_TMIO_H
2#define MFD_TMIO_H
3
4/*
5 * data for the NAND controller
6 */
7struct tmio_nand_data {
8 struct nand_bbt_descr *badblock_pattern;
9 struct mtd_partition *partition;
10 unsigned int num_partitions;
11};
12
13#define TMIO_NAND_CONFIG "tmio-nand-config"
14#define TMIO_NAND_CONTROL "tmio-nand-control"
15#define TMIO_NAND_IRQ "tmio-nand"
16
17#endif
diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig
index 484f883459e..329b33f37ef 100644
--- a/sound/soc/pxa/Kconfig
+++ b/sound/soc/pxa/Kconfig
@@ -48,6 +48,7 @@ config SND_PXA2XX_SOC_POODLE
48config SND_PXA2XX_SOC_TOSA 48config SND_PXA2XX_SOC_TOSA
49 tristate "SoC AC97 Audio support for Tosa" 49 tristate "SoC AC97 Audio support for Tosa"
50 depends on SND_PXA2XX_SOC && MACH_TOSA 50 depends on SND_PXA2XX_SOC && MACH_TOSA
51 depends on MFD_TC6393XB
51 select SND_PXA2XX_SOC_AC97 52 select SND_PXA2XX_SOC_AC97
52 select SND_SOC_WM9712 53 select SND_SOC_WM9712
53 help 54 help
diff --git a/sound/soc/pxa/tosa.c b/sound/soc/pxa/tosa.c
index 7346d7e5d06..c1462c4d139 100644
--- a/sound/soc/pxa/tosa.c
+++ b/sound/soc/pxa/tosa.c
@@ -24,6 +24,7 @@
24#include <linux/module.h> 24#include <linux/module.h>
25#include <linux/moduleparam.h> 25#include <linux/moduleparam.h>
26#include <linux/device.h> 26#include <linux/device.h>
27#include <linux/gpio.h>
27 28
28#include <sound/core.h> 29#include <sound/core.h>
29#include <sound/pcm.h> 30#include <sound/pcm.h>
@@ -31,7 +32,7 @@
31#include <sound/soc-dapm.h> 32#include <sound/soc-dapm.h>
32 33
33#include <asm/mach-types.h> 34#include <asm/mach-types.h>
34#include <asm/hardware/tmio.h> 35#include <asm/arch/tosa.h>
35#include <asm/arch/pxa-regs.h> 36#include <asm/arch/pxa-regs.h>
36#include <asm/arch/hardware.h> 37#include <asm/arch/hardware.h>
37#include <asm/arch/audio.h> 38#include <asm/arch/audio.h>
@@ -138,10 +139,7 @@ static int tosa_set_spk(struct snd_kcontrol *kcontrol,
138static int tosa_hp_event(struct snd_soc_dapm_widget *w, 139static int tosa_hp_event(struct snd_soc_dapm_widget *w,
139 struct snd_kcontrol *k, int event) 140 struct snd_kcontrol *k, int event)
140{ 141{
141 if (SND_SOC_DAPM_EVENT_ON(event)) 142 gpio_set_value(TOSA_GPIO_L_MUTE, SND_SOC_DAPM_EVENT_ON(event) ? 1 :0);
142 set_tc6393_gpio(&tc6393_device.dev,TOSA_TC6393_L_MUTE);
143 else
144 reset_tc6393_gpio(&tc6393_device.dev,TOSA_TC6393_L_MUTE);
145 return 0; 143 return 0;
146} 144}
147 145
@@ -261,16 +259,28 @@ static int __init tosa_init(void)
261 if (!machine_is_tosa()) 259 if (!machine_is_tosa())
262 return -ENODEV; 260 return -ENODEV;
263 261
262 ret = gpio_request(TOSA_GPIO_L_MUTE, "Headphone Jack");
263 if (ret)
264 return ret;
265 gpio_direction_output(TOSA_GPIO_L_MUTE, 0);
266
264 tosa_snd_device = platform_device_alloc("soc-audio", -1); 267 tosa_snd_device = platform_device_alloc("soc-audio", -1);
265 if (!tosa_snd_device) 268 if (!tosa_snd_device) {
266 return -ENOMEM; 269 ret = -ENOMEM;
270 goto err_alloc;
271 }
267 272
268 platform_set_drvdata(tosa_snd_device, &tosa_snd_devdata); 273 platform_set_drvdata(tosa_snd_device, &tosa_snd_devdata);
269 tosa_snd_devdata.dev = &tosa_snd_device->dev; 274 tosa_snd_devdata.dev = &tosa_snd_device->dev;
270 ret = platform_device_add(tosa_snd_device); 275 ret = platform_device_add(tosa_snd_device);
271 276
272 if (ret) 277 if (!ret)
273 platform_device_put(tosa_snd_device); 278 return 0;
279
280 platform_device_put(tosa_snd_device);
281
282err_alloc:
283 gpio_free(TOSA_GPIO_L_MUTE);
274 284
275 return ret; 285 return ret;
276} 286}
@@ -278,6 +288,7 @@ static int __init tosa_init(void)
278static void __exit tosa_exit(void) 288static void __exit tosa_exit(void)
279{ 289{
280 platform_device_unregister(tosa_snd_device); 290 platform_device_unregister(tosa_snd_device);
291 gpio_free(TOSA_GPIO_L_MUTE);
281} 292}
282 293
283module_init(tosa_init); 294module_init(tosa_init);
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-19 12:48:26 -0400