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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 20:43:52 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 20:43:52 -0700 |
commit | 2f63251ed0a803ddbe7bf2577b69d467aa872f68 (patch) | |
tree | 960ba4e27bb2cffdda0841ee701515c4bd75143a /arch/powerpc/sysdev | |
parent | d6dd9e93c7531fa31370e27d053a3940d8d662fb (diff) | |
parent | 647e50f38345525d8261c295a0d0629dcea23a9b (diff) | |
download | kernel-crypto-2f63251ed0a803ddbe7bf2577b69d467aa872f68.tar.gz kernel-crypto-2f63251ed0a803ddbe7bf2577b69d467aa872f68.tar.xz kernel-crypto-2f63251ed0a803ddbe7bf2577b69d467aa872f68.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog
* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: (28 commits)
[WATCHDOG] Fix pcwd_init_module crash
[WATCHDOG] ICH9 support for iTCO_wdt
[WATCHDOG] 631xESB/632xESB support for iTCO_wdt - add all LPC bridges
[WATCHDOG] 631xESB/632xESB support for iTCO_wdt
[WATCHDOG] omap_wdt.c - default error for IOCTL is -ENOTTY
[WATCHDOG] Return value of nonseekable_open
[WATCHDOG] mv64x60_wdt: Rework the timeout register manipulation
[WATCHDOG] mv64x60_wdt: disable watchdog timer when driver is probed
[WATCHDOG] mv64x60_wdt: Support the WDIOF_MAGICCLOSE feature
[WATCHDOG] mv64x60_wdt: Add a module parameter to change nowayout setting
[WATCHDOG] mv64x60_wdt: Add WDIOC_SETOPTIONS ioctl support
[WATCHDOG] mv64x60_wdt: Support for WDIOC_SETTIMEOUT ioctl
[WATCHDOG] mv64x60_wdt: Fix WDIOC_GETTIMEOUT return value
[WATCHDOG] mv64x60_wdt: Check return value of nonseekable_open
[WATCHDOG] mv64x60_wdt: Add arch/powerpc platform support
[WATCHDOG] mv64x60_wdt: Get register address from platform data
[WATCHDOG] mv64x60_wdt: set up platform_device in platform code
[WATCHDOG] ensure mouse and keyboard ignored in w83627hf_wdt
[WATCHDOG] s3c2410_wdt: fixup after arch include moves
[WATCHDOG] git-watchdog-typo
...
Diffstat (limited to 'arch/powerpc/sysdev')
-rw-r--r-- | arch/powerpc/sysdev/mv64x60_dev.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/mv64x60_dev.c b/arch/powerpc/sysdev/mv64x60_dev.c index b618fa60aef..548a32082e4 100644 --- a/arch/powerpc/sysdev/mv64x60_dev.c +++ b/arch/powerpc/sysdev/mv64x60_dev.c @@ -390,6 +390,61 @@ error: return err; } +/* + * Create mv64x60_wdt platform devices + */ +static int __init mv64x60_wdt_device_setup(struct device_node *np, int id) +{ + struct resource r; + struct platform_device *pdev; + struct mv64x60_wdt_pdata pdata; + const unsigned int *prop; + int err; + + err = of_address_to_resource(np, 0, &r); + if (err) + return err; + + memset(&pdata, 0, sizeof(pdata)); + + prop = of_get_property(np, "timeout", NULL); + if (!prop) + return -ENODEV; + pdata.timeout = *prop; + + np = of_get_parent(np); + if (!np) + return -ENODEV; + + prop = of_get_property(np, "clock-frequency", NULL); + of_node_put(np); + if (!prop) + return -ENODEV; + pdata.bus_clk = *prop / 1000000; /* wdt driver wants freq in MHz */ + + pdev = platform_device_alloc(MV64x60_WDT_NAME, id); + if (!pdev) + return -ENOMEM; + + err = platform_device_add_resources(pdev, &r, 1); + if (err) + goto error; + + err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); + if (err) + goto error; + + err = platform_device_add(pdev); + if (err) + goto error; + + return 0; + +error: + platform_device_put(pdev); + return err; +} + static int __init mv64x60_device_setup(void) { struct device_node *np = NULL; @@ -414,6 +469,15 @@ static int __init mv64x60_device_setup(void) if ((err = mv64x60_i2c_device_setup(np, id))) goto error; + /* support up to one watchdog timer */ + np = of_find_compatible_node(np, NULL, "marvell,mv64x60-wdt"); + if (np) { + if ((err = mv64x60_wdt_device_setup(np, id))) + goto error; + of_node_put(np); + } + + return 0; error: |