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

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Message-ID: <20240111152712.1842790-3-valentin.caron@foss.st.com>
Date: Thu, 11 Jan 2024 16:27:10 +0100
From: Valentin Caron <valentin.caron@...s.st.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby
	<jirislaby@...nel.org>
CC: Alexandre Torgue <alexandre.torgue@...s.st.com>,
        <linux-kernel@...r.kernel.org>, <linux-serial@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        Valentin Caron
	<valentin.caron@...s.st.com>
Subject: [PATCH 2/4] serial: stm32: extend max number of U(S)ART to 9

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@...s.st.com>
---
 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