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path: root/drivers/tty/serial/fsl_lpuart.c
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Diffstat (limited to 'drivers/tty/serial/fsl_lpuart.c')
-rw-r--r--drivers/tty/serial/fsl_lpuart.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index ff4b88c637d0..bd047e1f9bea 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -314,9 +314,10 @@ MODULE_DEVICE_TABLE(of, lpuart_dt_ids);
/* Forward declare this for the dma callbacks*/
static void lpuart_dma_tx_complete(void *arg);
-static inline bool is_ls1028a_lpuart(struct lpuart_port *sport)
+static inline bool is_layerscape_lpuart(struct lpuart_port *sport)
{
- return sport->devtype == LS1028A_LPUART;
+ return (sport->devtype == LS1021A_LPUART ||
+ sport->devtype == LS1028A_LPUART);
}
static inline bool is_imx8qxp_lpuart(struct lpuart_port *sport)
@@ -1701,11 +1702,11 @@ static int lpuart32_startup(struct uart_port *port)
UARTFIFO_FIFOSIZE_MASK);
/*
- * The LS1028A has a fixed length of 16 words. Although it supports the
- * RX/TXSIZE fields their encoding is different. Eg the reference manual
- * states 0b101 is 16 words.
+ * The LS1021A and LS1028A have a fixed FIFO depth of 16 words.
+ * Although they support the RX/TXSIZE fields, their encoding is
+ * different. Eg the reference manual states 0b101 is 16 words.
*/
- if (is_ls1028a_lpuart(sport)) {
+ if (is_layerscape_lpuart(sport)) {
sport->rxfifo_size = 16;
sport->txfifo_size = 16;
sport->port.fifosize = sport->txfifo_size;