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| author | Pali Rohár <pali@kernel.org> | 2021-01-18 12:39:25 +0100 |
|---|---|---|
| committer | Pali Rohár <pali@kernel.org> | 2021-01-18 12:39:25 +0100 |
| commit | 74867756ef5c8f2a33af2fc59915cbd8905a23e5 (patch) | |
| tree | 5a0a4a6a1b35177a1b1a9553b14578065efe6743 /include | |
| parent | 6047a10538810086f7f13b15fcdbff4b5b40180c (diff) | |
| download | platform_external_arm-trusted-firmware-74867756ef5c8f2a33af2fc59915cbd8905a23e5.tar.gz platform_external_arm-trusted-firmware-74867756ef5c8f2a33af2fc59915cbd8905a23e5.tar.bz2 platform_external_arm-trusted-firmware-74867756ef5c8f2a33af2fc59915cbd8905a23e5.zip | |
marvell: uart: a3720: Implement console_a3700_core_getc
Implementation is simple, just check if there is a pending character in
RX FIFO via RXRDY bit of Status Register and if yes, read it from
UART_RX_REG register.
Signed-off-by: Pali Rohár <pali@kernel.org>
Change-Id: I226b6e336f44f5d0ca8dcb68e49a68e8f2f49708
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/marvell/uart/a3700_console.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/drivers/marvell/uart/a3700_console.h b/include/drivers/marvell/uart/a3700_console.h index 5e3ab0515..e77a16560 100644 --- a/include/drivers/marvell/uart/a3700_console.h +++ b/include/drivers/marvell/uart/a3700_console.h @@ -48,6 +48,7 @@ /* Line Status Register bits */ #define UARTLSR_TXFIFOFULL (1 << 11) /* Tx Fifo Full */ +#define UARTLSR_RXRDY (1 << 4) /* Rx Ready */ /* UART Control Register bits */ #define UART_CTRL_RXFIFO_RESET (1 << 14) |