| Padmavathi Venna | 25dada9 | 2011-12-23 10:14:50 +0900 | [diff] [blame^] | 1 | /* linux/arch/arm/mach-s5p64x0/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 | #include <linux/io.h> |
| 14 | |
| 15 | #include <plat/gpio-cfg.h> |
| 16 | #include <plat/cpu.h> |
| 17 | #include <plat/s3c64xx-spi.h> |
| 18 | |
| 19 | #ifdef CONFIG_S3C64XX_DEV_SPI0 |
| 20 | struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = { |
| 21 | .fifo_lvl_mask = 0x1ff, |
| 22 | .rx_lvl_offset = 15, |
| 23 | .tx_st_done = 25, |
| 24 | }; |
| 25 | |
| 26 | int s3c64xx_spi0_cfg_gpio(struct platform_device *dev) |
| 27 | { |
| 28 | if (soc_is_s5p6450()) |
| 29 | s3c_gpio_cfgall_range(S5P6450_GPC(0), 3, |
| 30 | S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); |
| 31 | else |
| 32 | s3c_gpio_cfgall_range(S5P6440_GPC(0), 3, |
| 33 | S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); |
| 34 | return 0; |
| 35 | } |
| 36 | #endif |
| 37 | |
| 38 | #ifdef CONFIG_S3C64XX_DEV_SPI1 |
| 39 | struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = { |
| 40 | .fifo_lvl_mask = 0x7f, |
| 41 | .rx_lvl_offset = 15, |
| 42 | .tx_st_done = 25, |
| 43 | }; |
| 44 | |
| 45 | int s3c64xx_spi1_cfg_gpio(struct platform_device *dev) |
| 46 | { |
| 47 | if (soc_is_s5p6450()) |
| 48 | s3c_gpio_cfgall_range(S5P6450_GPC(4), 3, |
| 49 | S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); |
| 50 | else |
| 51 | s3c_gpio_cfgall_range(S5P6440_GPC(4), 3, |
| 52 | S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); |
| 53 | return 0; |
| 54 | } |
| 55 | #endif |