[PATCH v2 2/4] serial: stm32: extend max number of U(S)ART to 9

From: Valentin Caron
Date: Fri Jan 12 2024 - 04:55:15 EST


STM32MP25x got 9 instances of U(S)ART. So extend STM32_MAX_PORTS to 9, in
order to handle all instances.

Signed-off-by: Valentin Caron <valentin.caron@xxxxxxxxxxx>
---
drivers/tty/serial/stm32-usart.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/stm32-usart.h b/drivers/tty/serial/stm32-usart.h
index 8cecfdce9386..5ce1d3aae07e 100644
--- a/drivers/tty/serial/stm32-usart.h
+++ b/drivers/tty/serial/stm32-usart.h
@@ -183,7 +183,7 @@ struct stm32_usart_info {
#define USART_PRESC_MAX 0b1011

#define STM32_SERIAL_NAME "ttySTM"
-#define STM32_MAX_PORTS 8
+#define STM32_MAX_PORTS 9

#define RX_BUF_L 4096 /* dma rx buffer length */
#define RX_BUF_P (RX_BUF_L / 2) /* dma rx buffer period */
--
2.25.1