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author | Gabor Juhos <juhosg@openwrt.org> | 2011-01-26 20:48:46 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2011-01-26 20:48:46 +0000 |
commit | 51c418f726563daafd0e7c9938273b7a6209ba42 (patch) | |
tree | 25b62a4ae9dbf95a55d2b7249cbf7bba19dcdcca /target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c | |
parent | f141ac688edab83ac92c3f59d8d02941edbf353a (diff) | |
download | upstream-51c418f726563daafd0e7c9938273b7a6209ba42.tar.gz upstream-51c418f726563daafd0e7c9938273b7a6209ba42.tar.bz2 upstream-51c418f726563daafd0e7c9938273b7a6209ba42.zip |
ramips: add watchdog device for RT305x
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25127 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c')
-rw-r--r-- | target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c index 3936ee7a45..7d41b079ac 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c +++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c @@ -189,3 +189,31 @@ void __init rt305x_register_wifi(void) { platform_device_register(&rt305x_wifi_device); } + +static struct resource rt305x_wdt_resources[] = { + { + .start = RT305X_TIMER_BASE, + .end = RT305X_TIMER_BASE + RT305X_TIMER_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device rt305x_wdt_device = { + .name = "ramips-wdt", + .id = -1, + .resource = rt305x_wdt_resources, + .num_resources = ARRAY_SIZE(rt305x_wdt_resources), +}; + +void __init rt305x_register_wdt(void) +{ + u32 t; + + /* enable WDT reset output on pin SRAM_CS_N */ + t = rt305x_sysc_rr(SYSC_REG_SYSTEM_CONFIG); + t |= SYSTEM_CONFIG_SRAM_CS0_MODE_WDT << + SYSTEM_CONFIG_SRAM_CS0_MODE_SHIFT; + rt305x_sysc_wr(t, SYSC_REG_SYSTEM_CONFIG); + + platform_device_register(&rt305x_wdt_device); +} |