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Diffstat (limited to 'drivers/serial/serial_ks8695.c')
-rw-r--r--drivers/serial/serial_ks8695.c121
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c
deleted file mode 100644
index 13adabd112..0000000000
--- a/drivers/serial/serial_ks8695.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * serial.c -- KS8695 serial driver
- *
- * (C) Copyright 2004, Greg Ungerer <greg.ungerer@opengear.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/platform.h>
-#include <serial.h>
-#include <linux/compiler.h>
-
-#ifndef CONFIG_SERIAL1
-#error "Bad: you didn't configure serial ..."
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * Define the UART hardware register access structure.
- */
-struct ks8695uart {
- unsigned int RX; /* 0x00 - Receive data (r) */
- unsigned int TX; /* 0x04 - Transmit data (w) */
- unsigned int FCR; /* 0x08 - Fifo Control (r/w) */
- unsigned int LCR; /* 0x0c - Line Control (r/w) */
- unsigned int MCR; /* 0x10 - Modem Control (r/w) */
- unsigned int LSR; /* 0x14 - Line Status (r/w) */
- unsigned int MSR; /* 0x18 - Modem Status (r/w) */
- unsigned int BD; /* 0x1c - Baud Rate (r/w) */
- unsigned int SR; /* 0x20 - Status (r/w) */
-};
-
-#define KS8695_UART_ADDR ((void *) (KS8695_IO_BASE + KS8695_UART_RX_BUFFER))
-#define KS8695_UART_CLK 25000000
-
-
-/*
- * Under some circumstances we want to be "quiet" and not issue any
- * serial output - though we want u-boot to otherwise work and behave
- * the same. By default be noisy.
- */
-int serial_console = 1;
-
-
-static void ks8695_serial_setbrg(void)
-{
- volatile struct ks8695uart *uartp = KS8695_UART_ADDR;
-
- /* Set to global baud rate and 8 data bits, no parity, 1 stop bit*/
- uartp->BD = KS8695_UART_CLK / gd->baudrate;
- uartp->LCR = KS8695_UART_LINEC_WLEN8;
-}
-
-static int ks8695_serial_init(void)
-{
- serial_console = 1;
- serial_setbrg();
- return 0;
-}
-
-static void ks8695_serial_raw_putc(const char c)
-{
- volatile struct ks8695uart *uartp = KS8695_UART_ADDR;
- int i;
-
- for (i = 0; (i < 0x100000); i++) {
- if (uartp->LSR & KS8695_UART_LINES_TXFE)
- break;
- }
-
- uartp->TX = c;
-}
-
-static void ks8695_serial_putc(const char c)
-{
- if (serial_console) {
- ks8695_serial_raw_putc(c);
- if (c == '\n')
- ks8695_serial_raw_putc('\r');
- }
-}
-
-static int ks8695_serial_tstc(void)
-{
- volatile struct ks8695uart *uartp = KS8695_UART_ADDR;
- if (serial_console)
- return ((uartp->LSR & KS8695_UART_LINES_RXFE) ? 1 : 0);
- return 0;
-}
-
-static int ks8695_serial_getc(void)
-{
- volatile struct ks8695uart *uartp = KS8695_UART_ADDR;
-
- while ((uartp->LSR & KS8695_UART_LINES_RXFE) == 0)
- ;
- return (uartp->RX);
-}
-
-static struct serial_device ks8695_serial_drv = {
- .name = "ks8695_serial",
- .start = ks8695_serial_init,
- .stop = NULL,
- .setbrg = ks8695_serial_setbrg,
- .putc = ks8695_serial_putc,
- .puts = default_serial_puts,
- .getc = ks8695_serial_getc,
- .tstc = ks8695_serial_tstc,
-};
-
-void ks8695_serial_initialize(void)
-{
- serial_register(&ks8695_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
- return &ks8695_serial_drv;
-}
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