mirror of https://gitee.com/openkylin/linux.git
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
|
/* linux/arch/arm/mach-s5p64x0/setup-spi.c
|
||
|
*
|
||
|
* Copyright (C) 2011 Samsung Electronics Ltd.
|
||
|
* http://www.samsung.com/
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
* published by the Free Software Foundation.
|
||
|
*/
|
||
|
|
||
|
#include <linux/gpio.h>
|
||
|
#include <linux/platform_device.h>
|
||
|
#include <linux/io.h>
|
||
|
|
||
|
#include <plat/gpio-cfg.h>
|
||
|
#include <plat/cpu.h>
|
||
|
#include <plat/s3c64xx-spi.h>
|
||
|
|
||
|
#ifdef CONFIG_S3C64XX_DEV_SPI0
|
||
|
struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
|
||
|
.fifo_lvl_mask = 0x1ff,
|
||
|
.rx_lvl_offset = 15,
|
||
|
.tx_st_done = 25,
|
||
|
};
|
||
|
|
||
|
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
|
||
|
{
|
||
|
if (soc_is_s5p6450())
|
||
|
s3c_gpio_cfgall_range(S5P6450_GPC(0), 3,
|
||
|
S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
|
||
|
else
|
||
|
s3c_gpio_cfgall_range(S5P6440_GPC(0), 3,
|
||
|
S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
|
||
|
return 0;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#ifdef CONFIG_S3C64XX_DEV_SPI1
|
||
|
struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
|
||
|
.fifo_lvl_mask = 0x7f,
|
||
|
.rx_lvl_offset = 15,
|
||
|
.tx_st_done = 25,
|
||
|
};
|
||
|
|
||
|
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
|
||
|
{
|
||
|
if (soc_is_s5p6450())
|
||
|
s3c_gpio_cfgall_range(S5P6450_GPC(4), 3,
|
||
|
S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
|
||
|
else
|
||
|
s3c_gpio_cfgall_range(S5P6440_GPC(4), 3,
|
||
|
S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
|
||
|
return 0;
|
||
|
}
|
||
|
#endif
|