1/* linux/arch/arm/mach-exynos4/setup-spi.c
2 *
3 * Copyright (C) 2011 Samsung Electronics Ltd.
4 *             http://www.samsung.com/
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/gpio.h>
12#include <linux/platform_device.h>
13
14#include <plat/gpio-cfg.h>
15#include <plat/s3c64xx-spi.h>
16
17#ifdef CONFIG_S3C64XX_DEV_SPI0
18struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
19	.fifo_lvl_mask	= 0x1ff,
20	.rx_lvl_offset	= 15,
21	.high_speed	= 1,
22	.clk_from_cmu	= true,
23	.tx_st_done	= 25,
24};
25
26int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
27{
28	s3c_gpio_cfgpin(EXYNOS4_GPB(0), S3C_GPIO_SFN(2));
29	s3c_gpio_setpull(EXYNOS4_GPB(0), S3C_GPIO_PULL_UP);
30	s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2,
31			      S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
32	return 0;
33}
34#endif
35
36#ifdef CONFIG_S3C64XX_DEV_SPI1
37struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
38	.fifo_lvl_mask	= 0x7f,
39	.rx_lvl_offset	= 15,
40	.high_speed	= 1,
41	.clk_from_cmu	= true,
42	.tx_st_done	= 25,
43};
44
45int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
46{
47	s3c_gpio_cfgpin(EXYNOS4_GPB(4), S3C_GPIO_SFN(2));
48	s3c_gpio_setpull(EXYNOS4_GPB(4), S3C_GPIO_PULL_UP);
49	s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2,
50			      S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
51	return 0;
52}
53#endif
54
55#ifdef CONFIG_S3C64XX_DEV_SPI2
56struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = {
57	.fifo_lvl_mask	= 0x7f,
58	.rx_lvl_offset	= 15,
59	.high_speed	= 1,
60	.clk_from_cmu	= true,
61	.tx_st_done	= 25,
62};
63
64int s3c64xx_spi2_cfg_gpio(struct platform_device *dev)
65{
66	s3c_gpio_cfgpin(EXYNOS4_GPC1(1), S3C_GPIO_SFN(5));
67	s3c_gpio_setpull(EXYNOS4_GPC1(1), S3C_GPIO_PULL_UP);
68	s3c_gpio_cfgall_range(EXYNOS4_GPC1(3), 2,
69			      S3C_GPIO_SFN(5), S3C_GPIO_PULL_UP);
70	return 0;
71}
72#endif
73