diff options
Diffstat (limited to 'arch/arm/mach-omap2/wd_timer.c')
| -rw-r--r-- | arch/arm/mach-omap2/wd_timer.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/wd_timer.c b/arch/arm/mach-omap2/wd_timer.c index f6b6c37ac3f4..5a8629ff0ab0 100644 --- a/arch/arm/mach-omap2/wd_timer.c +++ b/arch/arm/mach-omap2/wd_timer.c @@ -11,10 +11,14 @@ #include <linux/io.h> #include <linux/err.h> -#include "omap_hwmod.h" +#include <linux/platform_data/omap-wd-timer.h> +#include "omap_hwmod.h" +#include "omap_device.h" #include "wd_timer.h" #include "common.h" +#include "prm.h" +#include "soc.h" /* * In order to avoid any assumptions from bootloader regarding WDT @@ -99,3 +103,32 @@ int omap2_wd_timer_reset(struct omap_hwmod *oh) return (c == MAX_MODULE_SOFTRESET_WAIT) ? -ETIMEDOUT : omap2_wd_timer_disable(oh); } + +static int __init omap_init_wdt(void) +{ + int id = -1; + struct platform_device *pdev; + struct omap_hwmod *oh; + char *oh_name = "wd_timer2"; + char *dev_name = "omap_wdt"; + struct omap_wd_timer_platform_data pdata; + + if (!cpu_class_is_omap2() || of_have_populated_dt()) + return 0; + + oh = omap_hwmod_lookup(oh_name); + if (!oh) { + pr_err("Could not look up wd_timer%d hwmod\n", id); + return -EINVAL; + } + + pdata.read_reset_sources = prm_read_reset_sources; + + pdev = omap_device_build(dev_name, id, oh, &pdata, + sizeof(struct omap_wd_timer_platform_data), + NULL, 0, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n", + dev_name, oh->name); + return 0; +} +subsys_initcall(omap_init_wdt); |