cns3xxx: add linux 3.8 support and use it by default
[openwrt/svn-archive/archive.git] / target / linux / cns3xxx / patches-3.8 / 020-watchdog_support.patch
1 1. Made the connection between CNS3xxx SOCs(ARCH_CNS3xxx) and MPcore watchdog
2 since the CNS3xxx SOCs have ARM11 MPcore CPU.
3 2. Enable mpcore_watchdog option as module to default configuration at
4 arch/arm/configs/cns3420vb_defconfig.
5
6 Signed-off-by: Tommy Lin <tommy.lin@caviumnetworks.com>
7
8 ---
9 arch/arm/Kconfig | 1 +
10 arch/arm/configs/cns3420vb_defconfig | 2 ++
11 arch/arm/mach-cns3xxx/cns3420vb.c | 22 ++++++++++++++++++++++
12 3 files changed, 25 insertions(+), 0 deletions(-)
13
14 --- a/arch/arm/configs/cns3420vb_defconfig
15 +++ b/arch/arm/configs/cns3420vb_defconfig
16 @@ -53,6 +53,8 @@ CONFIG_LEGACY_PTY_COUNT=16
17 # CONFIG_HW_RANDOM is not set
18 # CONFIG_HWMON is not set
19 # CONFIG_VGA_CONSOLE is not set
20 +CONFIG_WATCHDOG=y
21 +CONFIG_MPCORE_WATCHDOG=m
22 # CONFIG_HID_SUPPORT is not set
23 # CONFIG_USB_SUPPORT is not set
24 CONFIG_MMC=y
25 --- a/arch/arm/mach-cns3xxx/cns3420vb.c
26 +++ b/arch/arm/mach-cns3xxx/cns3420vb.c
27 @@ -208,10 +208,32 @@ static struct platform_device cns3xxx_us
28 },
29 };
30
31 +/* Watchdog */
32 +static struct resource cns3xxx_watchdog_resources[] = {
33 + [0] = {
34 + .start = CNS3XXX_TC11MP_TWD_BASE,
35 + .end = CNS3XXX_TC11MP_TWD_BASE + PAGE_SIZE - 1,
36 + .flags = IORESOURCE_MEM,
37 + },
38 + [1] = {
39 + .start = IRQ_LOCALWDOG,
40 + .end = IRQ_LOCALWDOG,
41 + .flags = IORESOURCE_IRQ,
42 + }
43 +};
44 +
45 +static struct platform_device cns3xxx_watchdog_device = {
46 + .name = "mpcore_wdt",
47 + .id = -1,
48 + .num_resources = ARRAY_SIZE(cns3xxx_watchdog_resources),
49 + .resource = cns3xxx_watchdog_resources,
50 +};
51 +
52 /*
53 * Initialization
54 */
55 static struct platform_device *cns3420_pdevs[] __initdata = {
56 + &cns3xxx_watchdog_device,
57 &cns3420_nor_pdev,
58 &cns3xxx_usb_ehci_device,
59 &cns3xxx_usb_ohci_device,