linux-kernel - [PATCH 3/9] serial: stm32: Increase maximum number of ports

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Date:   Thu, 13 Jul 2017 15:08:27 +0000
From:   Bich HEMON <bich.hemon@...com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre TORGUE <alexandre.torgue@...com>,
        "Jiri Slaby" <jslaby@...e.com>,
        "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Bich HEMON <bich.hemon@...com>
Subject: [PATCH 3/9] serial: stm32: Increase maximum number of ports

From: Gerald Baeza <gerald.baeza@...com>

Increase max number of ports for stm32h7
which supports up to 8 uart and usart instances.

Signed-off-by: Gerald Baeza <gerald.baeza@...com>
Signed-off-by: Bich Hemon <bich.hemon@...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 65b4ffa..6092789 100644
--- a/drivers/tty/serial/stm32-usart.h
+++ b/drivers/tty/serial/stm32-usart.h
@@ -206,7 +206,7 @@ struct stm32_usart_info stm32f7_info = {
 #define USART_ICR_CMCF		BIT(17)		/* F7 */
 
 #define STM32_SERIAL_NAME "ttyS"
-#define STM32_MAX_PORTS 6
+#define STM32_MAX_PORTS 8
 
 #define RX_BUF_L 200		 /* dma rx buffer length     */
 #define RX_BUF_P RX_BUF_L	 /* dma rx buffer period     */
-- 
1.9.1