[POWERPC] Uartlite: bootwrapper bug fix, getc loops forever
Fixes inverted logic in uartlite_getc Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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4c3d514d7e
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17c5c20936
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@ -45,8 +45,8 @@ static void uartlite_putc(unsigned char c)
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static unsigned char uartlite_getc(void)
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{
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u32 reg = ULITE_STATUS_RXVALID;
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while (reg & ULITE_STATUS_RXVALID) /* spin on RXVALID bit */
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u32 reg = 0;
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while (!(reg & ULITE_STATUS_RXVALID)) /* spin waiting for RXVALID bit */
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reg = in_be32(reg_base + ULITE_STATUS);
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return in_be32(reg_base + ULITE_RX);
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}
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