diff options
Diffstat (limited to 'target/linux/cns3xxx/patches-3.1/002-cns3xxx_wdt.patch')
| -rw-r--r-- | target/linux/cns3xxx/patches-3.1/002-cns3xxx_wdt.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/cns3xxx/patches-3.1/002-cns3xxx_wdt.patch b/target/linux/cns3xxx/patches-3.1/002-cns3xxx_wdt.patch new file mode 100644 index 0000000..0f9004d --- /dev/null +++ b/target/linux/cns3xxx/patches-3.1/002-cns3xxx_wdt.patch @@ -0,0 +1,69 @@ +1. Made the connection between CNS3xxx SOCs(ARCH_CNS3xxx) and MPcore watchdog + since the CNS3xxx SOCs have ARM11 MPcore CPU. +2. Enable mpcore_watchdog option as module to default configuration at + arch/arm/configs/cns3420vb_defconfig. + +Signed-off-by: Tommy Lin <tommy.lin@caviumnetworks.com> + +--- +arch/arm/Kconfig | 1 + + arch/arm/configs/cns3420vb_defconfig | 2 ++ + arch/arm/mach-cns3xxx/cns3420vb.c | 22 ++++++++++++++++++++++ + 3 files changed, 25 insertions(+), 0 deletions(-) + +--- a/arch/arm/Kconfig ++++ b/arch/arm/Kconfig +@@ -333,6 +333,7 @@ config ARCH_CNS3XXX + select ARM_GIC + select MIGHT_HAVE_PCI + select PCI_DOMAINS if PCI ++ select HAVE_ARM_TWD + help + Support for Cavium Networks CNS3XXX platform. + +--- a/arch/arm/configs/cns3420vb_defconfig ++++ b/arch/arm/configs/cns3420vb_defconfig +@@ -53,6 +53,8 @@ CONFIG_LEGACY_PTY_COUNT=16 + # CONFIG_HW_RANDOM is not set + # CONFIG_HWMON is not set + # CONFIG_VGA_CONSOLE is not set ++CONFIG_WATCHDOG=y ++CONFIG_MPCORE_WATCHDOG=m + # CONFIG_HID_SUPPORT is not set + # CONFIG_USB_SUPPORT is not set + CONFIG_MMC=y +--- a/arch/arm/mach-cns3xxx/cns3420vb.c ++++ b/arch/arm/mach-cns3xxx/cns3420vb.c +@@ -158,10 +158,32 @@ static struct platform_device cns3xxx_us + }, + }; + ++/* Watchdog */ ++static struct resource cns3xxx_watchdog_resources[] = { ++ [0] = { ++ .start = CNS3XXX_TC11MP_TWD_BASE, ++ .end = CNS3XXX_TC11MP_TWD_BASE + PAGE_SIZE - 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = IRQ_LOCALWDOG, ++ .end = IRQ_LOCALWDOG, ++ .flags = IORESOURCE_IRQ, ++ } ++}; ++ ++static struct platform_device cns3xxx_watchdog_device = { ++ .name = "mpcore_wdt", ++ .id = -1, ++ .num_resources = ARRAY_SIZE(cns3xxx_watchdog_resources), ++ .resource = cns3xxx_watchdog_resources, ++}; ++ + /* + * Initialization + */ + static struct platform_device *cns3420_pdevs[] __initdata = { ++ &cns3xxx_watchdog_device, + &cns3420_nor_pdev, + &cns3xxx_usb_ehci_device, + &cns3xxx_usb_ohci_device, |