diff options
Diffstat (limited to 'drivers/watchdog')
-rw-r--r-- | drivers/watchdog/Kconfig | 4 | ||||
-rw-r--r-- | drivers/watchdog/bfin_wdt.c | 13 | ||||
-rw-r--r-- | drivers/watchdog/iTCO_wdt.c | 45 | ||||
-rw-r--r-- | drivers/watchdog/ixp2000_wdt.c | 1 | ||||
-rw-r--r-- | drivers/watchdog/sbc_fitpc2_wdt.c | 11 |
5 files changed, 59 insertions, 15 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 088f32f29a6e..050ee147592f 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig | |||
@@ -396,8 +396,8 @@ config SBC_FITPC2_WATCHDOG | |||
396 | tristate "Compulab SBC-FITPC2 watchdog" | 396 | tristate "Compulab SBC-FITPC2 watchdog" |
397 | depends on X86 | 397 | depends on X86 |
398 | ---help--- | 398 | ---help--- |
399 | This is the driver for the built-in watchdog timer on the fit-PC2 | 399 | This is the driver for the built-in watchdog timer on the fit-PC2, |
400 | Single-board computer made by Compulab. | 400 | fit-PC2i, CM-iAM single-board computers made by Compulab. |
401 | 401 | ||
402 | It`s possible to enable watchdog timer either from BIOS (F2) or from booted Linux. | 402 | It`s possible to enable watchdog timer either from BIOS (F2) or from booted Linux. |
403 | When "Watchdog Timer Value" enabled one can set 31-255 s operational range. | 403 | When "Watchdog Timer Value" enabled one can set 31-255 s operational range. |
diff --git a/drivers/watchdog/bfin_wdt.c b/drivers/watchdog/bfin_wdt.c index c7b3f9df2317..2159e668751c 100644 --- a/drivers/watchdog/bfin_wdt.c +++ b/drivers/watchdog/bfin_wdt.c | |||
@@ -1,9 +1,8 @@ | |||
1 | /* | 1 | /* |
2 | * Blackfin On-Chip Watchdog Driver | 2 | * Blackfin On-Chip Watchdog Driver |
3 | * Supports BF53[123]/BF53[467]/BF54[2489]/BF561 | ||
4 | * | 3 | * |
5 | * Originally based on softdog.c | 4 | * Originally based on softdog.c |
6 | * Copyright 2006-2007 Analog Devices Inc. | 5 | * Copyright 2006-2010 Analog Devices Inc. |
7 | * Copyright 2006-2007 Michele d'Amico | 6 | * Copyright 2006-2007 Michele d'Amico |
8 | * Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk> | 7 | * Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk> |
9 | * | 8 | * |
@@ -137,13 +136,15 @@ static int bfin_wdt_running(void) | |||
137 | */ | 136 | */ |
138 | static int bfin_wdt_set_timeout(unsigned long t) | 137 | static int bfin_wdt_set_timeout(unsigned long t) |
139 | { | 138 | { |
140 | u32 cnt; | 139 | u32 cnt, max_t, sclk; |
141 | unsigned long flags; | 140 | unsigned long flags; |
142 | 141 | ||
143 | stampit(); | 142 | sclk = get_sclk(); |
143 | max_t = -1 / sclk; | ||
144 | cnt = t * sclk; | ||
145 | stamp("maxtimeout=%us newtimeout=%lus (cnt=%#x)", max_t, t, cnt); | ||
144 | 146 | ||
145 | cnt = t * get_sclk(); | 147 | if (t > max_t) { |
146 | if (cnt < get_sclk()) { | ||
147 | printk(KERN_WARNING PFX "timeout value is too large\n"); | 148 | printk(KERN_WARNING PFX "timeout value is too large\n"); |
148 | return -EINVAL; | 149 | return -EINVAL; |
149 | } | 150 | } |
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c index c8a3bec26830..4bdb7f1a9077 100644 --- a/drivers/watchdog/iTCO_wdt.c +++ b/drivers/watchdog/iTCO_wdt.c | |||
@@ -29,8 +29,9 @@ | |||
29 | * document number 313056-003, 313057-017: 82801H (ICH8) | 29 | * document number 313056-003, 313057-017: 82801H (ICH8) |
30 | * document number 316972-004, 316973-012: 82801I (ICH9) | 30 | * document number 316972-004, 316973-012: 82801I (ICH9) |
31 | * document number 319973-002, 319974-002: 82801J (ICH10) | 31 | * document number 319973-002, 319974-002: 82801J (ICH10) |
32 | * document number 322169-001, 322170-001: 5 Series, 3400 Series (PCH) | 32 | * document number 322169-001, 322170-003: 5 Series, 3400 Series (PCH) |
33 | * document number 320066-003, 320257-008: EP80597 (IICH) | 33 | * document number 320066-003, 320257-008: EP80597 (IICH) |
34 | * document number TBD : Cougar Point (CPT) | ||
34 | */ | 35 | */ |
35 | 36 | ||
36 | /* | 37 | /* |
@@ -100,8 +101,22 @@ enum iTCO_chipsets { | |||
100 | TCO_ICH10DO, /* ICH10DO */ | 101 | TCO_ICH10DO, /* ICH10DO */ |
101 | TCO_PCH, /* PCH Desktop Full Featured */ | 102 | TCO_PCH, /* PCH Desktop Full Featured */ |
102 | TCO_PCHM, /* PCH Mobile Full Featured */ | 103 | TCO_PCHM, /* PCH Mobile Full Featured */ |
104 | TCO_P55, /* P55 */ | ||
105 | TCO_PM55, /* PM55 */ | ||
106 | TCO_H55, /* H55 */ | ||
107 | TCO_QM57, /* QM57 */ | ||
108 | TCO_H57, /* H57 */ | ||
109 | TCO_HM55, /* HM55 */ | ||
110 | TCO_Q57, /* Q57 */ | ||
111 | TCO_HM57, /* HM57 */ | ||
103 | TCO_PCHMSFF, /* PCH Mobile SFF Full Featured */ | 112 | TCO_PCHMSFF, /* PCH Mobile SFF Full Featured */ |
113 | TCO_QS57, /* QS57 */ | ||
114 | TCO_3400, /* 3400 */ | ||
115 | TCO_3420, /* 3420 */ | ||
116 | TCO_3450, /* 3450 */ | ||
104 | TCO_EP80579, /* EP80579 */ | 117 | TCO_EP80579, /* EP80579 */ |
118 | TCO_CPTD, /* CPT Desktop */ | ||
119 | TCO_CPTM, /* CPT Mobile */ | ||
105 | }; | 120 | }; |
106 | 121 | ||
107 | static struct { | 122 | static struct { |
@@ -144,8 +159,22 @@ static struct { | |||
144 | {"ICH10DO", 2}, | 159 | {"ICH10DO", 2}, |
145 | {"PCH Desktop Full Featured", 2}, | 160 | {"PCH Desktop Full Featured", 2}, |
146 | {"PCH Mobile Full Featured", 2}, | 161 | {"PCH Mobile Full Featured", 2}, |
162 | {"P55", 2}, | ||
163 | {"PM55", 2}, | ||
164 | {"H55", 2}, | ||
165 | {"QM57", 2}, | ||
166 | {"H57", 2}, | ||
167 | {"HM55", 2}, | ||
168 | {"Q57", 2}, | ||
169 | {"HM57", 2}, | ||
147 | {"PCH Mobile SFF Full Featured", 2}, | 170 | {"PCH Mobile SFF Full Featured", 2}, |
171 | {"QS57", 2}, | ||
172 | {"3400", 2}, | ||
173 | {"3420", 2}, | ||
174 | {"3450", 2}, | ||
148 | {"EP80579", 2}, | 175 | {"EP80579", 2}, |
176 | {"CPT Desktop", 2}, | ||
177 | {"CPT Mobile", 2}, | ||
149 | {NULL, 0} | 178 | {NULL, 0} |
150 | }; | 179 | }; |
151 | 180 | ||
@@ -216,8 +245,22 @@ static struct pci_device_id iTCO_wdt_pci_tbl[] = { | |||
216 | { ITCO_PCI_DEVICE(0x3a14, TCO_ICH10DO)}, | 245 | { ITCO_PCI_DEVICE(0x3a14, TCO_ICH10DO)}, |
217 | { ITCO_PCI_DEVICE(0x3b00, TCO_PCH)}, | 246 | { ITCO_PCI_DEVICE(0x3b00, TCO_PCH)}, |
218 | { ITCO_PCI_DEVICE(0x3b01, TCO_PCHM)}, | 247 | { ITCO_PCI_DEVICE(0x3b01, TCO_PCHM)}, |
248 | { ITCO_PCI_DEVICE(0x3b02, TCO_P55)}, | ||
249 | { ITCO_PCI_DEVICE(0x3b03, TCO_PM55)}, | ||
250 | { ITCO_PCI_DEVICE(0x3b06, TCO_H55)}, | ||
251 | { ITCO_PCI_DEVICE(0x3b07, TCO_QM57)}, | ||
252 | { ITCO_PCI_DEVICE(0x3b08, TCO_H57)}, | ||
253 | { ITCO_PCI_DEVICE(0x3b09, TCO_HM55)}, | ||
254 | { ITCO_PCI_DEVICE(0x3b0a, TCO_Q57)}, | ||
255 | { ITCO_PCI_DEVICE(0x3b0b, TCO_HM57)}, | ||
219 | { ITCO_PCI_DEVICE(0x3b0d, TCO_PCHMSFF)}, | 256 | { ITCO_PCI_DEVICE(0x3b0d, TCO_PCHMSFF)}, |
257 | { ITCO_PCI_DEVICE(0x3b0f, TCO_QS57)}, | ||
258 | { ITCO_PCI_DEVICE(0x3b12, TCO_3400)}, | ||
259 | { ITCO_PCI_DEVICE(0x3b14, TCO_3420)}, | ||
260 | { ITCO_PCI_DEVICE(0x3b16, TCO_3450)}, | ||
220 | { ITCO_PCI_DEVICE(0x5031, TCO_EP80579)}, | 261 | { ITCO_PCI_DEVICE(0x5031, TCO_EP80579)}, |
262 | { ITCO_PCI_DEVICE(0x1c42, TCO_CPTD)}, | ||
263 | { ITCO_PCI_DEVICE(0x1c43, TCO_CPTM)}, | ||
221 | { 0, }, /* End of list */ | 264 | { 0, }, /* End of list */ |
222 | }; | 265 | }; |
223 | MODULE_DEVICE_TABLE(pci, iTCO_wdt_pci_tbl); | 266 | MODULE_DEVICE_TABLE(pci, iTCO_wdt_pci_tbl); |
diff --git a/drivers/watchdog/ixp2000_wdt.c b/drivers/watchdog/ixp2000_wdt.c index 4f4b35a20d84..3c79dc587958 100644 --- a/drivers/watchdog/ixp2000_wdt.c +++ b/drivers/watchdog/ixp2000_wdt.c | |||
@@ -19,6 +19,7 @@ | |||
19 | #include <linux/module.h> | 19 | #include <linux/module.h> |
20 | #include <linux/moduleparam.h> | 20 | #include <linux/moduleparam.h> |
21 | #include <linux/types.h> | 21 | #include <linux/types.h> |
22 | #include <linux/timer.h> | ||
22 | #include <linux/kernel.h> | 23 | #include <linux/kernel.h> |
23 | #include <linux/fs.h> | 24 | #include <linux/fs.h> |
24 | #include <linux/miscdevice.h> | 25 | #include <linux/miscdevice.h> |
diff --git a/drivers/watchdog/sbc_fitpc2_wdt.c b/drivers/watchdog/sbc_fitpc2_wdt.c index 91430a89107c..e6763d2a567b 100644 --- a/drivers/watchdog/sbc_fitpc2_wdt.c +++ b/drivers/watchdog/sbc_fitpc2_wdt.c | |||
@@ -46,9 +46,9 @@ static DEFINE_SPINLOCK(wdt_lock); | |||
46 | static void wdt_send_data(unsigned char command, unsigned char data) | 46 | static void wdt_send_data(unsigned char command, unsigned char data) |
47 | { | 47 | { |
48 | outb(command, COMMAND_PORT); | 48 | outb(command, COMMAND_PORT); |
49 | mdelay(100); | 49 | msleep(100); |
50 | outb(data, DATA_PORT); | 50 | outb(data, DATA_PORT); |
51 | mdelay(200); | 51 | msleep(200); |
52 | } | 52 | } |
53 | 53 | ||
54 | static void wdt_enable(void) | 54 | static void wdt_enable(void) |
@@ -202,11 +202,10 @@ static int __init fitpc2_wdt_init(void) | |||
202 | { | 202 | { |
203 | int err; | 203 | int err; |
204 | 204 | ||
205 | if (strcmp("SBC-FITPC2", dmi_get_system_info(DMI_BOARD_NAME))) { | 205 | if (!strstr(dmi_get_system_info(DMI_BOARD_NAME), "SBC-FITPC2")) |
206 | pr_info("board name is: %s. Should be SBC-FITPC2\n", | ||
207 | dmi_get_system_info(DMI_BOARD_NAME)); | ||
208 | return -ENODEV; | 206 | return -ENODEV; |
209 | } | 207 | |
208 | pr_info("%s found\n", dmi_get_system_info(DMI_BOARD_NAME)); | ||
210 | 209 | ||
211 | if (!request_region(COMMAND_PORT, 1, WATCHDOG_NAME)) { | 210 | if (!request_region(COMMAND_PORT, 1, WATCHDOG_NAME)) { |
212 | pr_err("I/O address 0x%04x already in use\n", COMMAND_PORT); | 211 | pr_err("I/O address 0x%04x already in use\n", COMMAND_PORT); |