diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/s3c64xx-spi.h')
-rw-r--r-- | arch/arm/plat-samsung/include/plat/s3c64xx-spi.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h deleted file mode 100644 index ceba18d23a5a..000000000000 --- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h +++ /dev/null @@ -1,68 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h - * - * Copyright (C) 2009 Samsung Electronics Ltd. - * Jaswinder Singh <jassi.brar@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. - */ - -#ifndef __S3C64XX_PLAT_SPI_H -#define __S3C64XX_PLAT_SPI_H - -struct platform_device; - -/** - * struct s3c64xx_spi_csinfo - ChipSelect description - * @fb_delay: Slave specific feedback delay. - * Refer to FB_CLK_SEL register definition in SPI chapter. - * @line: Custom 'identity' of the CS line. - * - * This is per SPI-Slave Chipselect information. - * Allocate and initialize one in machine init code and make the - * spi_board_info.controller_data point to it. - */ -struct s3c64xx_spi_csinfo { - u8 fb_delay; - unsigned line; -}; - -/** - * struct s3c64xx_spi_info - SPI Controller defining structure - * @src_clk_nr: Clock source index for the CLK_CFG[SPI_CLKSEL] field. - * @num_cs: Number of CS this controller emulates. - * @cfg_gpio: Configure pins for this SPI controller. - */ -struct s3c64xx_spi_info { - int src_clk_nr; - int num_cs; - int (*cfg_gpio)(void); -}; - -/** - * s3c64xx_spi_set_platdata - SPI Controller configure callback by the board - * initialization code. - * @cfg_gpio: Pointer to gpio setup function. - * @src_clk_nr: Clock the SPI controller is to use to generate SPI clocks. - * @num_cs: Number of elements in the 'cs' array. - * - * Call this from machine init code for each SPI Controller that - * has some chips attached to it. - */ -extern void s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, - int num_cs); -extern void s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, - int num_cs); -extern void s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr, - int num_cs); - -/* defined by architecture to configure gpio */ -extern int s3c64xx_spi0_cfg_gpio(void); -extern int s3c64xx_spi1_cfg_gpio(void); -extern int s3c64xx_spi2_cfg_gpio(void); - -extern struct s3c64xx_spi_info s3c64xx_spi0_pdata; -extern struct s3c64xx_spi_info s3c64xx_spi1_pdata; -extern struct s3c64xx_spi_info s3c64xx_spi2_pdata; -#endif /* __S3C64XX_PLAT_SPI_H */ |