From: Gerald Baeza <gerald.baeza@st.com>
Date: Thu, 13 Jul 2017 15:08:27 +0000 (+0000)
Subject: serial: stm32: Increase maximum number of ports
X-Git-Tag: v5.15~10535^2~90
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cc7aefd4fa6c0e12301a923b629f49bfbaaac6b1;p=platform%2Fkernel%2Flinux-starfive.git

serial: stm32: Increase maximum number of ports

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

Signed-off-by: Gerald Baeza <gerald.baeza@st.com>
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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     */