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| author | Florian Fainelli <florian@openwrt.org> | 2009-07-15 12:09:34 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2009-09-17 20:07:48 +0200 |
| commit | d47fbb5996269f3081deb7a1b4ba717557256555 (patch) | |
| tree | 7f2c8fce4a9d8d37708692a9a654974f197d362c | |
| parent | 6f4c7b32e156ac67ae170554cfba0929272c7adf (diff) | |
| download | linux-d47fbb5996269f3081deb7a1b4ba717557256555.tar.gz linux-d47fbb5996269f3081deb7a1b4ba717557256555.tar.bz2 linux-d47fbb5996269f3081deb7a1b4ba717557256555.zip | |
MIPS: AR7: Make board code register ar7_wdt as a platform device
This patch makes the board code register the ar7_wdt driver as a platform
device. We move the dynamic resource calculation here since the driver
should not be aware of the AR7 SoC version it is running on.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/ar7/platform.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c index cf50fa29b198..e2278c04459d 100644 --- a/arch/mips/ar7/platform.c +++ b/arch/mips/ar7/platform.c @@ -417,6 +417,20 @@ static struct platform_device ar7_udc = { .num_resources = ARRAY_SIZE(usb_res), }; +static struct resource ar7_wdt_res = { + .name = "regs", + .start = -1, /* Filled at runtime */ + .end = -1, /* Filled at runtime */ + .flags = IORESOURCE_MEM, +}; + +static struct platform_device ar7_wdt = { + .id = -1, + .name = "ar7_wdt", + .resource = &ar7_wdt_res, + .num_resources = 1, +}; + static inline unsigned char char2hex(char h) { switch (h) { @@ -487,6 +501,7 @@ static void __init detect_leds(void) static int __init ar7_register_devices(void) { + u16 chip_id; int res; #ifdef CONFIG_SERIAL_8250 static struct uart_port uart_port[2]; @@ -565,6 +580,23 @@ static int __init ar7_register_devices(void) res = platform_device_register(&ar7_udc); + chip_id = ar7_chip_id(); + switch (chip_id) { + case AR7_CHIP_7100: + case AR7_CHIP_7200: + ar7_wdt_res.start = AR7_REGS_WDT; + break; + case AR7_CHIP_7300: + ar7_wdt_res.start = UR8_REGS_WDT; + break; + default: + break; + } + + ar7_wdt_res.end = ar7_wdt_res.start + 0x20; + + res = platform_device_register(&ar7_wdt); + return res; } arch_initcall(ar7_register_devices); |