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authorArnd Bergmann <arnd@arndb.de>2012-01-07 11:51:28 +0000
committerArnd Bergmann <arnd@arndb.de>2012-01-07 11:51:28 +0000
commit40ba95fdf158713377d47736b1b3a9d75f4f2515 (patch)
tree17a3216542d1107f777fd82577c91aebbce597d6 /arch/arm/mach-iop13xx/setup.c
parent70d84a6431d732cbc4e68e72b6890cdd3865d43d (diff)
parent0575fb754dbfc32a01f297e778533340a533ec68 (diff)
Merge branch 'depends/rmk/restart' into next/cleanup
Conflicts: arch/arm/mach-at91/at91cap9.c arch/arm/mach-at91/at91sam9260.c arch/arm/mach-at91/at91sam9261.c arch/arm/mach-at91/at91sam9263.c arch/arm/mach-at91/at91sam9g45.c arch/arm/mach-at91/at91sam9rl.c arch/arm/mach-exynos/cpu.c arch/arm/mach-shmobile/board-kota2.c This resolves a bunch of conflicts between the arm-soc tree and changes from the arm tree that have gone upstream. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-iop13xx/setup.c')
-rw-r--r--arch/arm/mach-iop13xx/setup.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-iop13xx/setup.c b/arch/arm/mach-iop13xx/setup.c
index a5b989728b9..daabb1fa6c2 100644
--- a/arch/arm/mach-iop13xx/setup.c
+++ b/arch/arm/mach-iop13xx/setup.c
@@ -606,3 +606,14 @@ static int __init iop13xx_init_adma_setup(char *str)
__setup("iop13xx_init_adma", iop13xx_init_adma_setup);
__setup("iop13xx_init_uart", iop13xx_init_uart_setup);
__setup("iop13xx_init_i2c", iop13xx_init_i2c_setup);
+
+void iop13xx_restart(char mode, const char *cmd)
+{
+ /*
+ * Reset the internal bus (warning both cores are reset)
+ */
+ write_wdtcr(IOP_WDTCR_EN_ARM);
+ write_wdtcr(IOP_WDTCR_EN);
+ write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
+ write_wdtcr(0x1000);
+}