diff options
Diffstat (limited to 'drivers')
41 files changed, 1686 insertions, 1278 deletions
diff --git a/drivers/gpio/cs5535-gpio.c b/drivers/gpio/cs5535-gpio.c index 815d98b2c1b..0d05ea7d499 100644 --- a/drivers/gpio/cs5535-gpio.c +++ b/drivers/gpio/cs5535-gpio.c @@ -11,14 +11,13 @@ #include <linux/kernel.h> #include <linux/spinlock.h> #include <linux/module.h> -#include <linux/pci.h> +#include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/io.h> #include <linux/cs5535.h> #include <asm/msr.h> #define DRV_NAME "cs5535-gpio" -#define GPIO_BAR 1 /* * Some GPIO pins @@ -47,7 +46,7 @@ static struct cs5535_gpio_chip { struct gpio_chip chip; resource_size_t base; - struct pci_dev *pdev; + struct platform_device *pdev; spinlock_t lock; } cs5535_gpio_chip; @@ -301,10 +300,10 @@ static struct cs5535_gpio_chip cs5535_gpio_chip = { }, }; -static int __init cs5535_gpio_probe(struct pci_dev *pdev, - const struct pci_device_id *pci_id) +static int __devinit cs5535_gpio_probe(struct platform_device *pdev) { - int err; + struct resource *res; + int err = -EIO; ulong mask_orig = mask; /* There are two ways to get the GPIO base address; one is by @@ -314,25 +313,23 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev, * it turns out to be unreliable in the face of crappy BIOSes, we * can always go back to using MSRs.. */ - err = pci_enable_device_io(pdev); - if (err) { - dev_err(&pdev->dev, "can't enable device IO\n"); + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); goto done; } - err = pci_request_region(pdev, GPIO_BAR, DRV_NAME); - if (err) { - dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", GPIO_BAR); + if (!request_region(res->start, resource_size(res), pdev->name)) { + dev_err(&pdev->dev, "can't request region\n"); goto done; } /* set up the driver-specific struct */ - cs5535_gpio_chip.base = pci_resource_start(pdev, GPIO_BAR); + cs5535_gpio_chip.base = res->start; cs5535_gpio_chip.pdev = pdev; spin_lock_init(&cs5535_gpio_chip.lock); - dev_info(&pdev->dev, "allocated PCI BAR #%d: base 0x%llx\n", GPIO_BAR, - (unsigned long long) cs5535_gpio_chip.base); + dev_info(&pdev->dev, "reserved resource region %pR\n", res); /* mask out reserved pins */ mask &= 0x1F7FFFFF; @@ -350,78 +347,49 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev, if (err) goto release_region; - dev_info(&pdev->dev, DRV_NAME ": GPIO support successfully loaded.\n"); + dev_info(&pdev->dev, "GPIO support successfully loaded.\n"); return 0; release_region: - pci_release_region(pdev, GPIO_BAR); + release_region(res->start, resource_size(res)); done: return err; } -static void __exit cs5535_gpio_remove(struct pci_dev *pdev) +static int __devexit cs5535_gpio_remove(struct platform_device *pdev) { + struct resource *r; int err; err = gpiochip_remove(&cs5535_gpio_chip.chip); if (err) { /* uhh? */ dev_err(&pdev->dev, "unable to remove gpio_chip?\n"); + return err; } - pci_release_region(pdev, GPIO_BAR); -} - -static struct pci_device_id cs5535_gpio_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) }, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, cs5535_gpio_pci_tbl); -/* - * We can't use the standard PCI driver registration stuff here, since - * that allows only one driver to bind to each PCI device (and we want - * multiple drivers to be able to bind to the device). Instead, manually - * scan for the PCI device, request a single region, and keep track of the - * devices that we're using. - */ - -static int __init cs5535_gpio_scan_pci(void) -{ - struct pci_dev *pdev; - int err = -ENODEV; - int i; - - for (i = 0; i < ARRAY_SIZE(cs5535_gpio_pci_tbl); i++) { - pdev = pci_get_device(cs5535_gpio_pci_tbl[i].vendor, - cs5535_gpio_pci_tbl[i].device, NULL); - if (pdev) { - err = cs5535_gpio_probe(pdev, &cs5535_gpio_pci_tbl[i]); - if (err) - pci_dev_put(pdev); - - /* we only support a single CS5535/6 southbridge */ - break; - } - } - - return err; + r = platform_get_resource(pdev, IORESOURCE_IO, 0); + release_region(r->start, resource_size(r)); + return 0; } -static void __exit cs5535_gpio_free_pci(void) -{ - cs5535_gpio_remove(cs5535_gpio_chip.pdev); - pci_dev_put(cs5535_gpio_chip.pdev); -} +static struct platform_driver cs5535_gpio_drv = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = cs5535_gpio_probe, + .remove = __devexit_p(cs5535_gpio_remove), +}; static int __init cs5535_gpio_init(void) { - return cs5535_gpio_scan_pci(); + return platform_driver_register(&cs5535_gpio_drv); } static void __exit cs5535_gpio_exit(void) { - cs5535_gpio_free_pci(); + platform_driver_unregister(&cs5535_gpio_drv); } module_init(cs5535_gpio_init); @@ -430,3 +398,4 @@ module_exit(cs5535_gpio_exit); MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>"); MODULE_DESCRIPTION("AMD CS5535/CS5536 GPIO driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c index 53fab518b3d..986e5f62deb 100644 --- a/drivers/i2c/busses/scx200_acb.c +++ b/drivers/i2c/busses/scx200_acb.c @@ -29,6 +29,7 @@ #include <linux/init.h> #include <linux/i2c.h> #include <linux/pci.h> +#include <linux/platform_device.h> #include <linux/delay.h> #include <linux/mutex.h> #include <linux/slab.h> @@ -40,6 +41,7 @@ MODULE_AUTHOR("Christer Weinigel <wingel@nano-system.com>"); MODULE_DESCRIPTION("NatSemi SCx200 ACCESS.bus Driver"); +MODULE_ALIAS("platform:cs5535-smb"); MODULE_LICENSE("GPL"); #define MAX_DEVICES 4 @@ -84,10 +86,6 @@ struct scx200_acb_iface { u8 *ptr; char needs_reset; unsigned len; - - /* PCI device info */ - struct pci_dev *pdev; - int bar; }; /* Register Definitions */ @@ -391,7 +389,7 @@ static const struct i2c_algorithm scx200_acb_algorithm = { static struct scx200_acb_iface *scx200_acb_list; static DEFINE_MUTEX(scx200_acb_list_mutex); -static __init int scx200_acb_probe(struct scx200_acb_iface *iface) +static __devinit int scx200_acb_probe(struct scx200_acb_iface *iface) { u8 val; @@ -427,7 +425,7 @@ static __init int scx200_acb_probe(struct scx200_acb_iface *iface) return 0; } -static __init struct scx200_acb_iface *scx200_create_iface(const char *text, +static __devinit struct scx200_acb_iface *scx200_create_iface(const char *text, struct device *dev, int index) { struct scx200_acb_iface *iface; @@ -452,7 +450,7 @@ static __init struct scx200_acb_iface *scx200_create_iface(const char *text, return iface; } -static int __init scx200_acb_create(struct scx200_acb_iface *iface) +static int __devinit scx200_acb_create(struct scx200_acb_iface *iface) { struct i2c_adapter *adapter; int rc; @@ -472,183 +470,145 @@ static int __init scx200_acb_create(struct scx200_acb_iface *iface) return -ENODEV; } - mutex_lock(&scx200_acb_list_mutex); - iface->next = scx200_acb_list; - scx200_acb_list = iface; - mutex_unlock(&scx200_acb_list_mutex); + if (!adapter->dev.parent) { + /* If there's no dev, we're tracking (ISA) ifaces manually */ + mutex_lock(&scx200_acb_list_mutex); + iface->next = scx200_acb_list; + scx200_acb_list = iface; + mutex_unlock(&scx200_acb_list_mutex); + } return 0; } -static __init int scx200_create_pci(const char *text, struct pci_dev *pdev, - int bar) +static struct scx200_acb_iface * __devinit scx200_create_dev(const char *text, + unsigned long base, int index, struct device *dev) { struct scx200_acb_iface *iface; int rc; - iface = scx200_create_iface(text, &pdev->dev, 0); + iface = scx200_create_iface(text, dev, index); if (iface == NULL) - return -ENOMEM; - - iface->pdev = pdev; - iface->bar = bar; - - rc = pci_enable_device_io(iface->pdev); - if (rc) - goto errout_free; + return NULL; - rc = pci_request_region(iface->pdev, iface->bar, iface->adapter.name); - if (rc) { - printk(KERN_ERR NAME ": can't allocate PCI BAR %d\n", - iface->bar); + if (!request_region(base, 8, iface->adapter.name)) { + printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n", + base, base + 8 - 1); goto errout_free; } - iface->base = pci_resource_start(iface->pdev, iface->bar); + iface->base = base; rc = scx200_acb_create(iface); if (rc == 0) - return 0; + return iface; - pci_release_region(iface->pdev, iface->bar); - pci_dev_put(iface->pdev); + release_region(base, 8); errout_free: kfree(iface); - return rc; + return NULL; } -static int __init scx200_create_isa(const char *text, unsigned long base, - int index) +static int __devinit scx200_probe(struct platform_device *pdev) { struct scx200_acb_iface *iface; - int rc; - - iface = scx200_create_iface(text, NULL, index); - - if (iface == NULL) - return -ENOMEM; + struct resource *res; - if (!request_region(base, 8, iface->adapter.name)) { - printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n", - base, base + 8 - 1); - rc = -EBUSY; - goto errout_free; + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (!res) { + dev_err(&pdev->dev, "can't fetch device resource info\n"); + return -ENODEV; } - iface->base = base; - rc = scx200_acb_create(iface); + iface = scx200_create_dev("CS5535", res->start, 0, &pdev->dev); + if (!iface) + return -EIO; - if (rc == 0) - return 0; + dev_info(&pdev->dev, "SCx200 device '%s' registered\n", + iface->adapter.name); + platform_set_drvdata(pdev, iface); - release_region(base, 8); - errout_free: - kfree(iface); - return rc; + return 0; } -/* Driver data is an index into the scx200_data array that indicates - * the name and the BAR where the I/O address resource is located. ISA - * devices are flagged with a bar value of -1 */ - -static const struct pci_device_id scx200_pci[] __initconst = { - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE), - .driver_data = 0 }, - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE), - .driver_data = 0 }, - { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA), - .driver_data = 1 }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA), - .driver_data = 2 }, - { 0, } -}; - -static struct { - const char *name; - int bar; -} scx200_data[] = { - { "SCx200", -1 }, - { "CS5535", 0 }, - { "CS5536", 0 } -}; +static void __devexit scx200_cleanup_iface(struct scx200_acb_iface *iface) +{ + i2c_del_adapter(&iface->adapter); + release_region(iface->base, 8); + kfree(iface); +} -static __init int scx200_scan_pci(void) +static int __devexit scx200_remove(struct platform_device *pdev) { - int data, dev; - int rc = -ENODEV; - struct pci_dev *pdev; + struct scx200_acb_iface *iface; - for(dev = 0; dev < ARRAY_SIZE(scx200_pci); dev++) { - pdev = pci_get_device(scx200_pci[dev].vendor, - scx200_pci[dev].device, NULL); + iface = platform_get_drvdata(pdev); + platform_set_drvdata(pdev, NULL); + scx200_cleanup_iface(iface); - if (pdev == NULL) - continue; + return 0; +} - data = scx200_pci[dev].driver_data; +static struct platform_driver scx200_pci_drv = { + .driver = { + .name = "cs5535-smb", + .owner = THIS_MODULE, + }, + .probe = scx200_probe, + .remove = __devexit_p(scx200_remove), +}; - /* if .bar is greater or equal to zero, this is a - * PCI device - otherwise, we assume - that the ports are ISA based - */ +static const struct pci_device_id scx200_isa[] __initconst = { + { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE) }, + { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE) }, + { 0, } +}; - if (scx200_data[data].bar >= 0) - rc = scx200_create_pci(scx200_data[data].name, pdev, - scx200_data[data].bar); - else { - int i; +static __init void scx200_scan_isa(void) +{ + int i; - pci_dev_put(pdev); - for (i = 0; i < MAX_DEVICES; ++i) { - if (base[i] == 0) - continue; + if (!pci_dev_present(scx200_isa)) + return; - rc = scx200_create_isa(scx200_data[data].name, - base[i], - i); - } - } + for (i = 0; i < MAX_DEVICES; ++i) { + if (base[i] == 0) + continue; - break; + /* XXX: should we care about failures? */ + scx200_create_dev("SCx200", base[i], i, NULL); } - - return rc; } static int __init scx200_acb_init(void) { - int rc; - pr_debug(NAME ": NatSemi SCx200 ACCESS.bus Driver\n"); - rc = scx200_scan_pci(); + /* First scan for ISA-based devices */ + scx200_scan_isa(); /* XXX: should we care about errors? */ /* If at least one bus was created, init must succeed */ if (scx200_acb_list) return 0; - return rc; + + /* No ISA devices; register the platform driver for PCI-based devices */ + return platform_driver_register(&scx200_pci_drv); } static void __exit scx200_acb_cleanup(void) { struct scx200_acb_iface *iface; + platform_driver_unregister(&scx200_pci_drv); + mutex_lock(&scx200_acb_list_mutex); while ((iface = scx200_acb_list) != NULL) { scx200_acb_list = iface->next; mutex_unlock(&scx200_acb_list_mutex); - i2c_del_adapter(&iface->adapter); - - if (iface->pdev) { - pci_release_region(iface->pdev, iface->bar); - pci_dev_put(iface->pdev); - } - else - release_region(iface->base, 8); + scx200_cleanup_iface(iface); - kfree(iface); mutex_lock(&scx200_acb_list_mutex); } mutex_unlock(&scx200_acb_list_mutex); diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index 20895e7a99c..793300c554b 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -361,12 +361,6 @@ static struct pm860x_irq_data pm860x_irqs[] = { }, }; -static inline struct pm860x_irq_data *irq_to_pm860x(struct pm860x_chip *chip, - int irq) -{ - return &pm860x_irqs[irq - chip->irq_base]; -} - static irqreturn_t pm860x_irq(int irq, void *data) { struct pm860x_chip *chip = data; @@ -388,16 +382,16 @@ static irqreturn_t pm860x_irq(int irq, void *data) return IRQ_HANDLED; } -static void pm860x_irq_lock(unsigned int irq) +static void pm860x_irq_lock(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); mutex_lock(&chip->irq_lock); } -static void pm860x_irq_sync_unlock(unsigned int irq) +static void pm860x_irq_sync_unlock(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); struct pm860x_irq_data *irq_data; struct i2c_client *i2c; static unsigned char cached[3] = {0x0, 0x0, 0x0}; @@ -439,25 +433,25 @@ static void pm860x_irq_sync_unlock(unsigned int irq) mutex_unlock(&chip->irq_lock); } -static void pm860x_irq_enable(unsigned int irq) +static void pm860x_irq_enable(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); - pm860x_irqs[irq - chip->irq_base].enable - = pm860x_irqs[irq - chip->irq_base].offs; + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); + pm860x_irqs[data->irq - chip->irq_base].enable + = pm860x_irqs[data->irq - chip->irq_base].offs; } -static void pm860x_irq_disable(unsigned int irq) +static void pm860x_irq_disable(struct irq_data *data) { - struct pm860x_chip *chip = get_irq_chip_data(irq); - pm860x_irqs[irq - chip->irq_base].enable = 0; + struct pm860x_chip *chip = irq_data_get_irq_chip_data(data); + pm860x_irqs[data->irq - chip->irq_base].enable = 0; } static struct irq_chip pm860x_irq_chip = { .name = "88pm860x", - .bus_lock = pm860x_irq_lock, - .bus_sync_unlock = pm860x_irq_sync_unlock, - .enable = pm860x_irq_enable, - .disable = pm860x_irq_disable, + .irq_bus_lock = pm860x_irq_lock, + .irq_bus_sync_unlock = pm860x_irq_sync_unlock, + .irq_enable = pm860x_irq_enable, + .irq_disable = pm860x_irq_disable, }; static int __devinit device_gpadc_init(struct pm860x_chip *chip, diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index da9d2971102..fd018366d67 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -496,13 +496,13 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" - depends on GENERIC_HARDIRQS && ABX500_CORE && SPI_MASTER && ARCH_U8500 + depends on GENERIC_HARDIRQS && ABX500_CORE select MFD_CORE help Select this option to enable access to AB8500 power management - chip. This connects to U8500 either on the SSP/SPI bus - or the I2C bus via PRCMU. It also adds the irq_chip - parts for handling the Mixed Signal chip events. + chip. This connects to U8500 either on the SSP/SPI bus (deprecated + since hardware version v1.0) or the I2C bus via PRCMU. It also adds + the irq_chip parts for handling the Mixed Signal chip events. This chip embeds various other multimedia funtionalities as well. config AB8500_I2C_CORE @@ -537,6 +537,14 @@ config AB3550_CORE LEDs, vibrator, system power and temperature, power management and ALSA sound. +config MFD_CS5535 + tristate "Support for CS5535 and CS5536 southbridge core functions" + select MFD_CORE + depends on PCI + ---help--- + This is the core driver for CS5535/CS5536 MFD functions. This is + necessary for using the board's GPIO and MFGPT functionality. + config MFD_TIMBERDALE tristate "Support for the Timberdale FPGA" select MFD_CORE diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 848e7eac75a..a54e2c7c6a1 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -70,7 +70,7 @@ obj-$(CONFIG_ABX500_CORE) += abx500-core.o obj-$(CONFIG_AB3100_CORE) += ab3100-core.o obj-$(CONFIG_AB3100_OTP) += ab3100-otp.o obj-$(CONFIG_AB3550_CORE) += ab3550-core.o -obj-$(CONFIG_AB8500_CORE) += ab8500-core.o ab8500-spi.o +obj-$(CONFIG_AB8500_CORE) += ab8500-core.o obj-$(CONFIG_AB8500_I2C_CORE) += ab8500-i2c.o obj-$(CONFIG_AB8500_DEBUG) += ab8500-debugfs.o obj-$(CONFIG_MFD_TIMBERDALE) += timberdale.o @@ -82,3 +82,4 @@ obj-$(CONFIG_MFD_JZ4740_ADC) += jz4740-adc.o obj-$(CONFIG_MFD_TPS6586X) += tps6586x.o obj-$(CONFIG_MFD_VX855) += vx855.o obj-$(CONFIG_MFD_WL1273_CORE) += wl1273-core.o +obj-$(CONFIG_MFD_CS5535) += cs5535-mfd.o diff --git a/drivers/mfd/ab3550-core.c b/drivers/mfd/ab3550-core.c index 8a98739e6d9..5fbca346b99 100644 --- a/drivers/mfd/ab3550-core.c +++ b/drivers/mfd/ab3550-core.c @@ -1159,15 +1159,16 @@ static void ab3550_mask_work(struct work_struct *work) } } -static void ab3550_mask(unsigned int irq) +static void ab3550_mask(struct irq_data *data) { unsigned long flags; struct ab3550 *ab; struct ab3550_platform_data *plf_data; + int irq; - ab = get_irq_chip_data(irq); + ab = irq_data_get_irq_chip_data(data); plf_data = ab->i2c_client[0]->dev.platform_data; - irq -= plf_data->irq.base; + irq = data->irq - plf_data->irq.base; spin_lock_irqsave(&ab->event_lock, flags); ab->event_mask[irq / 8] |= BIT(irq % 8); @@ -1176,15 +1177,16 @@ static void ab3550_mask(unsigned int irq) schedule_work(&ab->mask_work); } -static void ab3550_unmask(unsigned int irq) +static void ab3550_unmask(struct irq_data *data) { unsigned long flags; struct ab3550 *ab; struct ab3550_platform_data *plf_data; + int irq; - ab = get_irq_chip_data(irq); + ab = irq_data_get_irq_chip_data(data); plf_data = ab->i2c_client[0]->dev.platform_data; - irq -= plf_data->irq.base; + irq = data->irq - plf_data->irq.base; spin_lock_irqsave(&ab->event_lock, flags); ab->event_mask[irq / 8] &= ~BIT(irq % 8); @@ -1193,20 +1195,16 @@ static void ab3550_unmask(unsigned int irq) schedule_work(&ab->mask_work); } -static void noop(unsigned int irq) +static void noop(struct irq_data *data) { } static struct irq_chip ab3550_irq_chip = { .name = "ab3550-core", /* Keep the same name as the request */ - .startup = NULL, /* defaults to enable */ - .shutdown = NULL, /* defaults to disable */ - .enable = NULL, /* defaults to unmask */ - .disable = ab3550_mask, /* No default to mask in chip.c */ - .ack = noop, - .mask = ab3550_mask, - .unmask = ab3550_unmask, - .end = NULL, + .irq_disable = ab3550_mask, /* No default to mask in chip.c */ + .irq_ack = noop, + .irq_mask = ab3550_mask, + .irq_unmask = ab3550_unmask, }; struct ab_family_id { diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index d9640a623ff..b6887014d68 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -52,6 +52,7 @@ #define AB8500_IT_LATCH8_REG 0x27 #define AB8500_IT_LATCH9_REG 0x28 #define AB8500_IT_LATCH10_REG 0x29 +#define AB8500_IT_LATCH12_REG 0x2B #define AB8500_IT_LATCH19_REG 0x32 #define AB8500_IT_LATCH20_REG 0x33 #define AB8500_IT_LATCH21_REG 0x34 @@ -98,13 +99,17 @@ * offset 0. */ static const int ab8500_irq_regoffset[AB8500_NUM_IRQ_REGS] = { - 0, 1, 2, 3, 4, 6, 7, 8, 9, 18, 19, 20, 21, + 0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 18, 19, 20, 21, }; static int ab8500_get_chip_id(struct device *dev) { - struct ab8500 *ab8500 = dev_get_drvdata(dev->parent); - return (int)ab8500->chip_id; + struct ab8500 *ab8500; + + if (!dev) + return -EINVAL; + ab8500 = dev_get_drvdata(dev->parent); + return ab8500 ? (int)ab8500->chip_id : -EINVAL; } static int set_register_interruptible(struct ab8500 *ab8500, u8 bank, @@ -228,16 +233,16 @@ static struct abx500_ops ab8500_ops = { .startup_irq_enabled = NULL, }; -static void ab8500_irq_lock(unsigned int irq) +static void ab8500_irq_lock(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); mutex_lock(&ab8500->irq_lock); } -static void ab8500_irq_sync_unlock(unsigned int irq) +static void ab8500_irq_sync_unlock(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); int i; for (i = 0; i < AB8500_NUM_IRQ_REGS; i++) { @@ -248,6 +253,10 @@ static void ab8500_irq_sync_unlock(unsigned int irq) if (new == old) continue; + /* Interrupt register 12 does'nt exist prior to version 0x20 */ + if (ab8500_irq_regoffset[i] == 11 && ab8500->chip_id < 0x20) + continue; + ab8500->oldmask[i] = new; reg = AB8500_IT_MASK1_REG + ab8500_irq_regoffset[i]; @@ -257,20 +266,20 @@ static void ab8500_irq_sync_unlock(unsigned int irq) mutex_unlock(&ab8500->irq_lock); } -static void ab8500_irq_mask(unsigned int irq) +static void ab8500_irq_mask(struct irq_data *data) { - struct ab8500 *ab8500 = get_irq_chip_data(irq); - int offset = irq - ab8500->irq_base; + struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data); + int offset = data->irq - ab8500->irq_base; int |