[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>
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7cc1c4b2c4
Коммит
a546b0ac59
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@ -34,9 +34,11 @@ void bfin_reset(void)
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while (1) {
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/* initiate system soft reset with magic 0x7 */
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bfin_write_SWRST(0x7);
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bfin_read_SWRST();
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asm("ssync;");
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/* clear system soft reset */
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bfin_write_SWRST(0);
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bfin_read_SWRST();
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asm("ssync;");
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/* issue core reset */
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asm("raise 1");
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