PL011: Fix a bug in the UART FIFO polling

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LuminaSensum / arm-trusted-firmware

Browse code PL011: Fix a bug in the UART FIFO polling Before attempting to write a character, the PL011 driver polls the PL011_UARTFR_TXFF bit to know whether the UART FIFO is full. However, the comparison with 1 was incorrect because PL011_UARTFR_TXFF is not at bit 0. This patch fixes it. Change-Id: I4b53c28612f58581c6189ed6c794ed02cc2a89e3 v0.4-Juno-0.6-rc0 v0.4-Juno-0.5-rc1 v0.4-Juno-0.5-rc0 v0.4-Juno-0.5 v0.4-Juno-0.4-rc0 v0.4-Juno-0.4
1 parent de11694 commit c6af727f3c974f7f656003aed6a9ac8d483b46c8 Sandrine Bailleux authored on 2 Jun 2014

Browse code

Before attempting to write a character, the PL011 driver polls
the PL011_UARTFR_TXFF bit to know whether the UART FIFO is full.
However, the comparison with 1 was incorrect because
PL011_UARTFR_TXFF is not at bit 0. This patch fixes it.

Change-Id: I4b53c28612f58581c6189ed6c794ed02cc2a89e3

v0.4-Juno-0.6-rc0 v0.4-Juno-0.5-rc1 v0.4-Juno-0.5-rc0 v0.4-Juno-0.5 v0.4-Juno-0.4-rc0 v0.4-Juno-0.4

1 parent de11694 commit c6af727f3c974f7f656003aed6a9ac8d483b46c8

Sandrine Bailleux authored on 2 Jun 2014

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