linux-kernel - [PATCH 1/6] serial: 8250: remove AR7 support

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Message-Id: <20230920201035.3445-2-wsa+renesas@sang-engineering.com>
Date:   Wed, 20 Sep 2023 22:10:27 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-mips@...r.kernel.org
Cc:     Jonas Gorski <jonas.gorski@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: [PATCH 1/6] serial: 8250: remove AR7 support

AR7 is going to be removed from the Kernel, so remove its type
definition from 8250 code. As with previous removals, I checked with
Debian Code Search that 'PORT_AR7' is not used in userspace.

Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 drivers/tty/serial/8250/8250_port.c | 7 -------
 include/uapi/linux/serial_core.h    | 1 -
 2 files changed, 8 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index fb891b67968f..a4f5d792679a 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -170,13 +170,6 @@ static const struct serial8250_config uart_config[] = {
 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
 		.flags		= UART_CAP_FIFO,
 	},
-	[PORT_AR7] = {
-		.name		= "AR7",
-		.fifo_size	= 16,
-		.tx_loadsz	= 16,
-		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
-		.flags		= UART_CAP_FIFO /* | UART_CAP_AFE */,
-	},
 	[PORT_U6_16550A] = {
 		.name		= "U6_16550A",
 		.fifo_size	= 64,
diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h
index add349889d0a..3b51901926f9 100644
--- a/include/uapi/linux/serial_core.h
+++ b/include/uapi/linux/serial_core.h
@@ -32,7 +32,6 @@
 #define PORT_XSCALE	15
 #define PORT_RM9000	16	/* PMC-Sierra RM9xxx internal UART */
 #define PORT_OCTEON	17	/* Cavium OCTEON internal UART */
-#define PORT_AR7	18	/* Texas Instruments AR7 internal UART */
 #define PORT_U6_16550A	19	/* ST-Ericsson U6xxx internal UART */
 #define PORT_TEGRA	20	/* NVIDIA Tegra internal UART */
 #define PORT_XR17D15X	21	/* Exar XR17D15x UART */
-- 
2.35.1