diff options
Diffstat (limited to 'arch/mips/au1000')
| -rw-r--r-- | arch/mips/au1000/common/irq.c | 32 | ||||
| -rw-r--r-- | arch/mips/au1000/common/time.c | 22 | ||||
| -rw-r--r-- | arch/mips/au1000/mtx-1/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/au1000/mtx-1/platform.c | 86 |
4 files changed, 99 insertions, 42 deletions
diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c index 59e932a928d..ddfb7f0a17a 100644 --- a/arch/mips/au1000/common/irq.c +++ b/arch/mips/au1000/common/irq.c @@ -318,38 +318,6 @@ static struct irq_chip level_irq_type = { .end = end_irq, }; -#ifdef CONFIG_PM -void startup_match20_interrupt(irq_handler_t handler) -{ - struct irq_desc *desc = &irq_desc[AU1000_TOY_MATCH2_INT]; - - static struct irqaction action; - memset(&action, 0, sizeof(struct irqaction)); - - /* - * This is a big problem.... since we didn't use request_irq - * when kernel/irq.c calls probe_irq_xxx this interrupt will - * be probed for usage. This will end up disabling the device :( - * Give it a bogus "action" pointer -- this will keep it from - * getting auto-probed! - * - * By setting the status to match that of request_irq() we - * can avoid it. --cgray - */ - action.dev_id = handler; - action.flags = IRQF_DISABLED; - cpus_clear(action.mask); - action.name = "Au1xxx TOY"; - action.handler = handler; - action.next = NULL; - - desc->action = &action; - desc->status &= ~(IRQ_DISABLED | IRQ_AUTODETECT | IRQ_WAITING | IRQ_INPROGRESS); - - local_enable_irq(AU1000_TOY_MATCH2_INT); -} -#endif - static void __init setup_local_irq(unsigned int irq_nr, int type, int int_req) { unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE; diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c index 2556399708b..f113b512d7b 100644 --- a/arch/mips/au1000/common/time.c +++ b/arch/mips/au1000/common/time.c @@ -67,7 +67,7 @@ static DEFINE_SPINLOCK(time_lock); unsigned long wtimer; #ifdef CONFIG_PM -irqreturn_t counter0_irq(int irq, void *dev_id) +static irqreturn_t counter0_irq(int irq, void *dev_id) { unsigned long pc0; int time_elapsed; @@ -117,6 +117,13 @@ irqreturn_t counter0_irq(int irq, void *dev_id) return IRQ_HANDLED; } +struct irqaction counter0_action = { + .handler = counter0_irq, + .flags = IRQF_DISABLED, + .name = "alchemy-toy", + .dev_id = NULL, +}; + /* When we wakeup from sleep, we have to "catch up" on all of the * timer ticks we have missed. */ @@ -221,7 +228,7 @@ unsigned long cal_r4koff(void) return (cpu_speed / HZ); } -void __init plat_timer_setup(struct irqaction *irq) +void __init plat_time_init(void) { unsigned int est_freq; @@ -255,15 +262,10 @@ void __init plat_timer_setup(struct irqaction *irq) * we do this. */ if (no_au1xxx_32khz) { - unsigned int c0_status; - printk("WARNING: no 32KHz clock found.\n"); - /* Ensure we get CPO_COUNTER interrupts. - */ - c0_status = read_c0_status(); - c0_status |= IE_IRQ5; - write_c0_status(c0_status); + /* Ensure we get CPO_COUNTER interrupts. */ + set_c0_status(IE_IRQ5); } else { while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C0S); @@ -280,7 +282,7 @@ void __init plat_timer_setup(struct irqaction *irq) au_writel(last_match20 + MATCH20_INC, SYS_TOYMATCH2); au_sync(); while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_M20); - startup_match20_interrupt(counter0_irq); + setup_irq(AU1000_TOY_MATCH2_INT, &counter0_action); /* We can use the real 'wait' instruction. */ diff --git a/arch/mips/au1000/mtx-1/Makefile b/arch/mips/au1000/mtx-1/Makefile index 764bf9f7e28..afa7007d67f 100644 --- a/arch/mips/au1000/mtx-1/Makefile +++ b/arch/mips/au1000/mtx-1/Makefile @@ -8,3 +8,4 @@ # lib-y := init.o board_setup.o irqmap.o +obj-y := platform.o diff --git a/arch/mips/au1000/mtx-1/platform.c b/arch/mips/au1000/mtx-1/platform.c new file mode 100644 index 00000000000..01ebff67797 --- /dev/null +++ b/arch/mips/au1000/mtx-1/platform.c @@ -0,0 +1,86 @@ +/* + * MTX-1 platform devices registration + * + * Copyright (C) 2007, Florian Fainelli <florian@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/leds.h> + +#include <asm/gpio.h> + +static struct resource mtx1_wdt_res[] = { + [0] = { + .start = 15, + .end = 15, + .name = "mtx1-wdt-gpio", + .flags = IORESOURCE_IRQ, + } +}; + +static struct resource mtx1_sys_btn[] = { + [0] = { + .start = 7, + .end = 7, + .name = "mtx1-sys-btn-gpio", + .flags = IORESOURCE_IRQ, + } +}; + +static struct platform_device mtx1_wdt = { + .name = "mtx1-wdt", + .id = 0, + .num_resources = ARRAY_SIZE(mtx1_wdt_res), + .resource = mtx1_wdt_res, +}; + +static struct gpio_led default_leds[] = { + { + .name = "mtx1:green", + .gpio = 211, + }, { + .name = "mtx1:red", + .gpio = 212, + }, +}; + +static struct gpio_led_platform_data mtx1_led_data = { + .num_leds = ARRAY_SIZE(default_leds), + .leds = default_leds, +}; + +static struct platform_device mtx1_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &mtx1_led_data, + } +}; + +static struct __initdata platform_device * mtx1_devs[] = { + &mtx1_gpio_leds, + &mtx1_wdt +}; + +static int __init mtx1_register_devices(void) +{ + return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs)); +} + +arch_initcall(mtx1_register_devices); |