Commit a546b0ac authored Dec 24, 2007 by Michael Hennerich Committed by Bryan Wu Dec 24, 2007

[Blackfin] arch: Fix BUG - kernel sometimes would stuck with KEYBOARD_GPIO on



Make sure the SYSTEM reset completes before we issue the CORE reset

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

parent 7cc1c4b2

arch/blackfin/kernel/reboot.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -34,9 +34,11 @@ void bfin_reset(void)
		while (1) {
		/* initiate system soft reset with magic 0x7 */
		bfin_write_SWRST(0x7);
		bfin_read_SWRST();
		asm("ssync;");
		/* clear system soft reset */
		bfin_write_SWRST(0);
		bfin_read_SWRST();
		asm("ssync;");
		/* issue core reset */
		asm("raise 1");