diff options
| author | Jesse Gilles <jgilles@multitech.com> | 2012-09-18 09:15:27 -0500 |
|---|---|---|
| committer | Jesse Gilles <jgilles@multitech.com> | 2012-09-18 13:36:56 -0500 |
| commit | 65f880265be2f9e3ee56440e26f920e1d89dc7c6 (patch) | |
| tree | 8e6bcd097587a8cf58814f4b58f77a3638c16e65 | |
| parent | c573dda027b9f56d67365ca7abde0875af0000aa (diff) | |
linux-2.6.39.4: mt100eocg-pcie-dk: use old reset method instead of alt reset
* Fixes hangs on reboot
| -rw-r--r-- | multitech/recipes/linux/linux-2.6.39.4/linux-2.6.39.4-at91sam9260-reset.patch | 26 | ||||
| -rw-r--r-- | multitech/recipes/linux/linux_2.6.39.4.bb | 3 |
2 files changed, 28 insertions, 1 deletions
diff --git a/multitech/recipes/linux/linux-2.6.39.4/linux-2.6.39.4-at91sam9260-reset.patch b/multitech/recipes/linux/linux-2.6.39.4/linux-2.6.39.4-at91sam9260-reset.patch new file mode 100644 index 0000000..af63d5c --- /dev/null +++ b/multitech/recipes/linux/linux-2.6.39.4/linux-2.6.39.4-at91sam9260-reset.patch @@ -0,0 +1,26 @@ +Index: linux-2.6.39.4/arch/arm/mach-at91/at91sam9260.c +=================================================================== +--- linux-2.6.39.4.orig/arch/arm/mach-at91/at91sam9260.c 2012-09-17 16:25:08.248303296 -0500 ++++ linux-2.6.39.4/arch/arm/mach-at91/at91sam9260.c 2012-09-17 16:25:45.316033835 -0500 +@@ -310,6 +310,11 @@ + iotable_init(at91sam9xe_sram_desc, ARRAY_SIZE(at91sam9xe_sram_desc)); + } + ++static void at91sam9260_reset(void) ++{ ++ at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); ++} ++ + void __init at91sam9260_initialize(unsigned long main_clock) + { + /* Map peripherals */ +@@ -322,7 +327,8 @@ + else + iotable_init(at91sam9260_sram_desc, ARRAY_SIZE(at91sam9260_sram_desc)); + +- at91_arch_reset = at91sam9_alt_reset; ++ // jjg: use old reset routine, alt reset is not reliable ++ at91_arch_reset = at91sam9260_reset; + pm_power_off = at91sam9260_poweroff; + at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1) + | (1 << AT91SAM9260_ID_IRQ2); diff --git a/multitech/recipes/linux/linux_2.6.39.4.bb b/multitech/recipes/linux/linux_2.6.39.4.bb index 93f21ca..d0af5f7 100644 --- a/multitech/recipes/linux/linux_2.6.39.4.bb +++ b/multitech/recipes/linux/linux_2.6.39.4.bb @@ -1,12 +1,13 @@ require recipes/linux/linux.inc -PR = "r0" +PR = "r1" SRC_URI = " \ ${KERNELORG_MIRROR}/pub/linux/kernel/v2.6/linux-${PV}.tar.bz2;name=kernel \ " SRC_URI_append_mt100eocg-pcie-dk = "file://defconfig \ + file://linux-2.6.39.4-at91sam9260-reset.patch \ file://linux-2.6.39.4-mach-at91-mt100eocg-pcie-dk.patch \ file://linux-2.6.35.14-at91-gpio-pullup.patch \ file://linux-2.6.32.3-atmel_spi.patch \ |