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serial: max3100: Make struct plat_max3100 local

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There is no user of the struct plat_max3100 outside the driver.
Inline its contents into the driver. While at it, drop outdated
example in the comment.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240402195306.269276-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2024-04-02 22:50:31 +03:00 committed by Greg Kroah-Hartman
parent e60955dbec
commit 0487724912
2 changed files with 18 additions and 68 deletions
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38
drivers/tty/serial/max3100.c
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@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
*
* Copyright (C) 2008 Christian Pellegrin <chripell@evolware.org>
*
* Notes: the MAX3100 doesn't provide an interrupt on CTS so we have
@ -8,24 +7,6 @@
* writing conf clears FIFO buffer and we cannot have this interrupt
* always asking us for attention.
*
* Example platform data:
static struct plat_max3100 max3100_plat_data = {
.loopback = 0,
.crystal = 0,
.poll_time = 100,
};
static struct spi_board_info spi_board_info[] = {
{
.modalias = "max3100",
.platform_data = &max3100_plat_data,
.irq = IRQ_EINT12,
.max_speed_hz = 5*1000*1000,
.chip_select = 0,
},
};
* The initial minor number is 209 in the low-density serial port:
* mknod /dev/ttyMAX0 c 204 209
*/
@ -49,7 +30,24 @@
#include <asm/unaligned.h>
#include <linux/serial_max3100.h>
/**
* struct plat_max3100 - MAX3100 SPI UART platform data
* @loopback: force MAX3100 in loopback
* @crystal: 1 for 3.6864 Mhz, 0 for 1.8432
* @max3100_hw_suspend: MAX3100 has a shutdown pin. This is a hook
* called on suspend and resume to activate it.
* @poll_time: poll time for CTS signal in ms, 0 disables (so no hw
* flow ctrl is possible but you have less CPU usage)
*
* You should use this structure in your machine description to specify
* how the MAX3100 is connected.
*/
struct plat_max3100 {
int loopback;
int crystal;
void (*max3100_hw_suspend) (int suspend);
int poll_time;
};
#define MAX3100_C (1<<14)
#define MAX3100_D (0<<14)

48
include/linux/serial_max3100.h
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@ -1,48 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
*
* Copyright (C) 2007 Christian Pellegrin
*/
#ifndef _LINUX_SERIAL_MAX3100_H
#define _LINUX_SERIAL_MAX3100_H 1
/**
* struct plat_max3100 - MAX3100 SPI UART platform data
* @loopback: force MAX3100 in loopback
* @crystal: 1 for 3.6864 Mhz, 0 for 1.8432
* @max3100_hw_suspend: MAX3100 has a shutdown pin. This is a hook
* called on suspend and resume to activate it.
* @poll_time: poll time for CTS signal in ms, 0 disables (so no hw
* flow ctrl is possible but you have less CPU usage)
*
* You should use this structure in your machine description to specify
* how the MAX3100 is connected. Example:
*
* static struct plat_max3100 max3100_plat_data = {
* .loopback = 0,
* .crystal = 0,
* .poll_time = 100,
* };
*
* static struct spi_board_info spi_board_info[] = {
* {
* .modalias = "max3100",
* .platform_data = &max3100_plat_data,
* .irq = IRQ_EINT12,
* .max_speed_hz = 5*1000*1000,
* .chip_select = 0,
* },
* };
*
**/
struct plat_max3100 {
int loopback;
int crystal;
void (*max3100_hw_suspend) (int suspend);
int poll_time;
};
#endif