diff options
Diffstat (limited to 'arch/x86/platform')
| -rw-r--r-- | arch/x86/platform/ce4100/ce4100.c | 27 | ||||
| -rw-r--r-- | arch/x86/platform/efi/efi-bgrt.c | 2 | ||||
| -rw-r--r-- | arch/x86/platform/iris/iris.c | 67 | ||||
| -rw-r--r-- | arch/x86/platform/mrst/mrst.c | 2 | ||||
| -rw-r--r-- | arch/x86/platform/olpc/olpc-xo1-pm.c | 8 | ||||
| -rw-r--r-- | arch/x86/platform/olpc/olpc-xo1-sci.c | 18 | ||||
| -rw-r--r-- | arch/x86/platform/scx200/scx200_32.c | 6 |
7 files changed, 103 insertions, 27 deletions
diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c index 4c61b52191e..f8ab4945892 100644 --- a/arch/x86/platform/ce4100/ce4100.c +++ b/arch/x86/platform/ce4100/ce4100.c @@ -21,12 +21,25 @@ #include <asm/i8259.h> #include <asm/io.h> #include <asm/io_apic.h> +#include <asm/emergency-restart.h> static int ce4100_i8042_detect(void) { return 0; } +/* + * The CE4100 platform has an internal 8051 Microcontroller which is + * responsible for signaling to the external Power Management Unit the + * intention to reset, reboot or power off the system. This 8051 device has + * its command register mapped at I/O port 0xcf9 and the value 0x4 is used + * to power off the system. + */ +static void ce4100_power_off(void) +{ + outb(0x4, 0xcf9); +} + #ifdef CONFIG_SERIAL_8250 static unsigned int mem_serial_in(struct uart_port *p, int offset) @@ -92,8 +105,11 @@ static void ce4100_serial_fixup(int port, struct uart_port *up, up->membase = (void __iomem *)__fix_to_virt(FIX_EARLYCON_MEM_BASE); up->membase += up->mapbase & ~PAGE_MASK; + up->mapbase += port * 0x100; + up->membase += port * 0x100; up->iotype = UPIO_MEM32; up->regshift = 2; + up->irq = 4; } #endif up->iobase = 0; @@ -139,8 +155,19 @@ void __init x86_ce4100_early_setup(void) x86_init.mpparse.find_smp_config = x86_init_noop; x86_init.pci.init = ce4100_pci_init; + /* + * By default, the reboot method is ACPI which is supported by the + * CE4100 bootloader CEFDK using FADT.ResetReg Address and ResetValue + * the bootloader will however issue a system power off instead of + * reboot. By using BOOT_KBD we ensure proper system reboot as + * expected. + */ + reboot_type = BOOT_KBD; + #ifdef CONFIG_X86_IO_APIC x86_init.pci.init_irq = sdv_pci_init; x86_init.mpparse.setup_ioapic_ids = setup_ioapic_ids_from_mpc_nocheck; #endif + + pm_power_off = ce4100_power_off; } diff --git a/arch/x86/platform/efi/efi-bgrt.c b/arch/x86/platform/efi/efi-bgrt.c index f6a0c1b8e51..d9c1b95af17 100644 --- a/arch/x86/platform/efi/efi-bgrt.c +++ b/arch/x86/platform/efi/efi-bgrt.c @@ -39,6 +39,8 @@ void efi_bgrt_init(void) if (ACPI_FAILURE(status)) return; + if (bgrt_tab->header.length < sizeof(*bgrt_tab)) + return; if (bgrt_tab->version != 1) return; if (bgrt_tab->image_type != 0 || !bgrt_tab->image_address) diff --git a/arch/x86/platform/iris/iris.c b/arch/x86/platform/iris/iris.c index 5917eb56b31..e6cb80f620a 100644 --- a/arch/x86/platform/iris/iris.c +++ b/arch/x86/platform/iris/iris.c @@ -23,6 +23,7 @@ #include <linux/moduleparam.h> #include <linux/module.h> +#include <linux/platform_device.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/delay.h> @@ -62,29 +63,75 @@ static void iris_power_off(void) * by reading its input port and seeing whether the read value is * meaningful. */ -static int iris_init(void) +static int iris_probe(struct platform_device *pdev) { - unsigned char status; - if (force != 1) { - printk(KERN_ERR "The force parameter has not been set to 1 so the Iris poweroff handler will not be installed.\n"); - return -ENODEV; - } - status = inb(IRIS_GIO_INPUT); + unsigned char status = inb(IRIS_GIO_INPUT); if (status == IRIS_GIO_NODEV) { - printk(KERN_ERR "This machine does not seem to be an Iris. Power_off handler not installed.\n"); + printk(KERN_ERR "This machine does not seem to be an Iris. " + "Power off handler not installed.\n"); return -ENODEV; } old_pm_power_off = pm_power_off; pm_power_off = &iris_power_off; printk(KERN_INFO "Iris power_off handler installed.\n"); - return 0; } -static void iris_exit(void) +static int iris_remove(struct platform_device *pdev) { pm_power_off = old_pm_power_off; printk(KERN_INFO "Iris power_off handler uninstalled.\n"); + return 0; +} + +static struct platform_driver iris_driver = { + .driver = { + .name = "iris", + .owner = THIS_MODULE, + }, + .probe = iris_probe, + .remove = iris_remove, +}; + +static struct resource iris_resources[] = { + { + .start = IRIS_GIO_BASE, + .end = IRIS_GIO_OUTPUT, + .flags = IORESOURCE_IO, + .name = "address" + } +}; + +static struct platform_device *iris_device; + +static int iris_init(void) +{ + int ret; + if (force != 1) { + printk(KERN_ERR "The force parameter has not been set to 1." + " The Iris poweroff handler will not be installed.\n"); + return -ENODEV; + } + ret = platform_driver_register(&iris_driver); + if (ret < 0) { + printk(KERN_ERR "Failed to register iris platform driver: %d\n", + ret); + return ret; + } + iris_device = platform_device_register_simple("iris", (-1), + iris_resources, ARRAY_SIZE(iris_resources)); + if (IS_ERR(iris_device)) { + printk(KERN_ERR "Failed to register iris platform device\n"); + platform_driver_unregister(&iris_driver); + return PTR_ERR(iris_device); + } + return 0; +} + +static void iris_exit(void) +{ + platform_device_unregister(iris_device); + platform_driver_unregister(&iris_driver); } module_init(iris_init); diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c index fd41a9262d6..e31bcd8f2ee 100644 --- a/arch/x86/platform/mrst/mrst.c +++ b/arch/x86/platform/mrst/mrst.c @@ -782,7 +782,7 @@ BLOCKING_NOTIFIER_HEAD(intel_scu_notifier); EXPORT_SYMBOL_GPL(intel_scu_notifier); /* Called by IPC driver */ -void __devinit intel_scu_devices_create(void) +void intel_scu_devices_create(void) { int i; diff --git a/arch/x86/platform/olpc/olpc-xo1-pm.c b/arch/x86/platform/olpc/olpc-xo1-pm.c index d75582d1aa5..ff0174dda81 100644 --- a/arch/x86/platform/olpc/olpc-xo1-pm.c +++ b/arch/x86/platform/olpc/olpc-xo1-pm.c @@ -121,7 +121,7 @@ static const struct platform_suspend_ops xo1_suspend_ops = { .enter = xo1_power_state_enter, }; -static int __devinit xo1_pm_probe(struct platform_device *pdev) +static int xo1_pm_probe(struct platform_device *pdev) { struct resource *res; int err; @@ -154,7 +154,7 @@ static int __devinit xo1_pm_probe(struct platform_device *pdev) return 0; } -static int __devexit xo1_pm_remove(struct platform_device *pdev) +static int xo1_pm_remove(struct platform_device *pdev) { mfd_cell_disable(pdev); @@ -173,7 +173,7 @@ static struct platform_driver cs5535_pms_driver = { .owner = THIS_MODULE, }, .probe = xo1_pm_probe, - .remove = __devexit_p(xo1_pm_remove), + .remove = xo1_pm_remove, }; static struct platform_driver cs5535_acpi_driver = { @@ -182,7 +182,7 @@ static struct platform_driver cs5535_acpi_driver = { .owner = THIS_MODULE, }, .probe = xo1_pm_probe, - .remove = __devexit_p(xo1_pm_remove), + .remove = xo1_pm_remove, }; static int __init xo1_pm_init(void) diff --git a/arch/x86/platform/olpc/olpc-xo1-sci.c b/arch/x86/platform/olpc/olpc-xo1-sci.c index 63d4aa40956..74704be7b1f 100644 --- a/arch/x86/platform/olpc/olpc-xo1-sci.c +++ b/arch/x86/platform/olpc/olpc-xo1-sci.c @@ -309,7 +309,7 @@ static int xo1_sci_resume(struct platform_device *pdev) return 0; } -static int __devinit setup_sci_interrupt(struct platform_device *pdev) +static int setup_sci_interrupt(struct platform_device *pdev) { u32 lo, hi; u32 sts; @@ -351,7 +351,7 @@ static int __devinit setup_sci_interrupt(struct platform_device *pdev) return r; } -static int __devinit setup_ec_sci(void) +static int setup_ec_sci(void) { int r; @@ -395,7 +395,7 @@ static void free_ec_sci(void) gpio_free(OLPC_GPIO_ECSCI); } -static int __devinit setup_lid_events(void) +static int setup_lid_events(void) { int r; @@ -432,7 +432,7 @@ static void free_lid_events(void) gpio_free(OLPC_GPIO_LID); } -static int __devinit setup_power_button(struct platform_device *pdev) +static int setup_power_button(struct platform_device *pdev) { int r; @@ -463,7 +463,7 @@ static void free_power_button(void) input_free_device(power_button_idev); } -static int __devinit setup_ebook_switch(struct platform_device *pdev) +static int setup_ebook_switch(struct platform_device *pdev) { int r; @@ -494,7 +494,7 @@ static void free_ebook_switch(void) input_free_device(ebook_switch_idev); } -static int __devinit setup_lid_switch(struct platform_device *pdev) +static int setup_lid_switch(struct platform_device *pdev) { int r; @@ -538,7 +538,7 @@ static void free_lid_switch(void) input_free_device(lid_switch_idev); } -static int __devinit xo1_sci_probe(struct platform_device *pdev) +static int xo1_sci_probe(struct platform_device *pdev) { struct resource *res; int r; @@ -613,7 +613,7 @@ err_ebook: return r; } -static int __devexit xo1_sci_remove(struct platform_device *pdev) +static int xo1_sci_remove(struct platform_device *pdev) { mfd_cell_disable(pdev); free_irq(sci_irq, pdev); @@ -632,7 +632,7 @@ static struct platform_driver xo1_sci_driver = { .name = "olpc-xo1-sci-acpi", }, .probe = xo1_sci_probe, - .remove = __devexit_p(xo1_sci_remove), + .remove = xo1_sci_remove, .suspend = xo1_sci_suspend, .resume = xo1_sci_resume, }; diff --git a/arch/x86/platform/scx200/scx200_32.c b/arch/x86/platform/scx200/scx200_32.c index 7a9ad30d6c9..3dc9aee41d9 100644 --- a/arch/x86/platform/scx200/scx200_32.c +++ b/arch/x86/platform/scx200/scx200_32.c @@ -35,7 +35,7 @@ static struct pci_device_id scx200_tbl[] = { }; MODULE_DEVICE_TABLE(pci,scx200_tbl); -static int __devinit scx200_probe(struct pci_dev *, const struct pci_device_id *); +static int scx200_probe(struct pci_dev *, const struct pci_device_id *); static struct pci_driver scx200_pci_driver = { .name = "scx200", @@ -45,7 +45,7 @@ static struct pci_driver scx200_pci_driver = { static DEFINE_MUTEX(scx200_gpio_config_lock); -static void __devinit scx200_init_shadow(void) +static void scx200_init_shadow(void) { int bank; @@ -54,7 +54,7 @@ static void __devinit scx200_init_shadow(void) scx200_gpio_shadow[bank] = inl(scx200_gpio_base + 0x10 * bank); } -static int __devinit scx200_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +static int scx200_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { unsigned base; |