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authorSascha Hauer <s.hauer@pengutronix.de>2019-09-11 09:44:02 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2019-09-23 08:49:08 +0200
commit019a031ef29501bb6713bd83e747f8ceaad7b941 (patch)
treef043f371ef7e8138661112727f1fb94873cfc4e4 /drivers/serial
parent687dbeca2cc33dcd296c4b8aa3f2c59703f16ee3 (diff)
downloadbarebox-019a031ef29501bb6713bd83e747f8ceaad7b941.tar.gz
serial: Remove NETX serial driver
NETX support has been removed from barebox. Remove the serial driver as well. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/Kconfig5
-rw-r--r--drivers/serial/Makefile1
-rw-r--r--drivers/serial/serial_netx.c161
3 files changed, 0 insertions, 167 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index f12ff93..c5bce2f 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -50,11 +50,6 @@ config DRIVER_SERIAL_AUART
depends on ARCH_MXS
bool "i.MX23/i.MX28 application UART serial driver"
-config DRIVER_SERIAL_NETX
- depends on ARCH_NETX
- default y
- bool "Netx serial driver"
-
config DRIVER_SERIAL_LINUX_CONSOLE
depends on LINUX
default y
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 4174cc1..993e5d6 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -5,7 +5,6 @@ obj-$(CONFIG_DRIVER_SERIAL_EFI) += serial_efi.o
obj-$(CONFIG_DRIVER_SERIAL_IMX) += serial_imx.o
obj-$(CONFIG_DRIVER_SERIAL_STM378X) += stm-serial.o
obj-$(CONFIG_DRIVER_SERIAL_ATMEL) += atmel.o
-obj-$(CONFIG_DRIVER_SERIAL_NETX) += serial_netx.o
obj-$(CONFIG_DRIVER_SERIAL_LINUX_CONSOLE) += linux_console.o
obj-$(CONFIG_DRIVER_SERIAL_MPC5XXX) += serial_mpc5xxx.o
obj-$(CONFIG_DRIVER_SERIAL_BLACKFIN) += serial_blackfin.o
diff --git a/drivers/serial/serial_netx.c b/drivers/serial/serial_netx.c
deleted file mode 100644
index 55ed89b..0000000
--- a/drivers/serial/serial_netx.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * (C) Copyright 2005
- * Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- */
-
-#include <common.h>
-#include <mach/netx-regs.h>
-#include <driver.h>
-#include <init.h>
-#include <malloc.h>
-#include <io.h>
-
-enum uart_regs {
- UART_DR = 0x00,
- UART_SR = 0x04,
- UART_LINE_CR = 0x08,
- UART_BAUDDIV_MSB = 0x0c,
- UART_BAUDDIV_LSB = 0x10,
- UART_CR = 0x14,
- UART_FR = 0x18,
- UART_IIR = 0x1c,
- UART_ILPR = 0x20,
- UART_RTS_CR = 0x24,
- UART_RTS_LEAD = 0x28,
- UART_RTS_TRAIL = 0x2c,
- UART_DRV_ENABLE = 0x30,
- UART_BRM_CR = 0x34,
- UART_RXFIFO_IRQLEVEL = 0x38,
- UART_TXFIFO_IRQLEVEL = 0x3c,
-};
-
-#define LINE_CR_5BIT (0<<5)
-#define LINE_CR_6BIT (1<<5)
-#define LINE_CR_7BIT (2<<5)
-#define LINE_CR_8BIT (3<<5)
-#define LINE_CR_FEN (1<<4)
-
-#define CR_UARTEN (1<<0)
-
-#define FR_TXFE (1<<7)
-#define FR_RXFF (1<<6)
-#define FR_TXFF (1<<5)
-#define FR_RXFE (1<<4)
-#define FR_BUSY (1<<3)
-#define FR_DCD (1<<2)
-#define FR_DSR (1<<1)
-#define FR_CTS (1<<0)
-
-#define DRV_ENABLE_TX (1<<1)
-#define DRV_ENABLE_RTS (1<<0)
-
-#define BRM_CR_BAUD_RATE_MODE (1<<0)
-
-static int netx_serial_init_port(struct console_device *cdev)
-{
- struct device_d *dev = cdev->dev;
- void __iomem *base = dev->priv;
- unsigned int divisor;
-
- /* disable uart */
- writel(0, base + UART_CR);
- writel(BRM_CR_BAUD_RATE_MODE, base + UART_BRM_CR);
-
- /* set baud rate */
- divisor = 115200 * 4096;
- divisor /= 1000;
- divisor *= 256;
- divisor /= 100000;
-
- writel(divisor & 0xff, base + UART_BAUDDIV_LSB);
- writel((divisor >> 8) & 0xff, base + UART_BAUDDIV_MSB);
- writel(DRV_ENABLE_TX | DRV_ENABLE_RTS, base + UART_DRV_ENABLE);
-
- writel(LINE_CR_8BIT | LINE_CR_FEN, base + UART_LINE_CR);
-
- /* Finally, enable the UART */
- writel(CR_UARTEN, base + UART_CR);
-
- return 0;
-}
-
-static int netx_serial_setbaudrate(struct console_device *cdev, int baudrate)
-{
- return 0;
-}
-
-static void netx_serial_putc(struct console_device *cdev, char c)
-{
- struct device_d *dev = cdev->dev;
- void __iomem *base = dev->priv;
-
- while (readl(base + UART_FR) & FR_TXFF );
-
- writel(c, base + UART_DR);
-}
-
-static int netx_serial_getc(struct console_device *cdev)
-{
- struct device_d *dev = cdev->dev;
- void __iomem *base = dev->priv;
- int c;
-
- while (readl(base + UART_FR) & FR_RXFE );
-
- c = readl(base + UART_DR);
-
- readl(base + UART_SR);
-
- return c;
-}
-
-static int netx_serial_tstc(struct console_device *cdev)
-{
- struct device_d *dev = cdev->dev;
- void __iomem *base = dev->priv;
-
- return (readl(base + UART_FR) & FR_RXFE) ? 0 : 1;
-}
-
-static int netx_serial_probe(struct device_d *dev)
-{
- struct resource *iores;
- struct console_device *cdev;
-
- cdev = xzalloc(sizeof(struct console_device));
- iores = dev_request_mem_resource(dev, 0);
- if (IS_ERR(iores))
- return PTR_ERR(iores);
- dev->priv = IOMEM(iores->start);
- cdev->dev = dev;
- cdev->tstc = netx_serial_tstc;
- cdev->putc = netx_serial_putc;
- cdev->getc = netx_serial_getc;
- cdev->setbrg = netx_serial_setbaudrate;
-
- netx_serial_init_port(cdev);
-
- console_register(cdev);
-
- return 0;
-}
-
-static struct driver_d netx_serial_driver = {
- .name = "netx_serial",
- .probe = netx_serial_probe,
-};
-console_platform_driver(netx_serial_driver);