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6b2cff9606
Since it's exported we should make sure we're using the prototype others see. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/* linux/arch/arm/mach-s3c64xx/setup-ide.c
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*
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* Copyright (c) 2010 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* S3C64XX setup information for IDE
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/gpio.h>
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#include <linux/io.h>
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#include <mach/map.h>
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#include <mach/regs-clock.h>
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#include <plat/gpio-cfg.h>
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#include <plat/ata.h>
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void s3c64xx_ide_setup_gpio(void)
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{
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u32 reg;
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reg = readl(S3C_MEM_SYS_CFG) & (~0x3f);
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/* Independent CF interface, CF chip select configuration */
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writel(reg | MEM_SYS_CFG_INDEP_CF |
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MEM_SYS_CFG_EBI_FIX_PRI_CFCON, S3C_MEM_SYS_CFG);
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s3c_gpio_cfgpin(S3C64XX_GPB(4), S3C_GPIO_SFN(4));
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/* Set XhiDATA[15:0] pins as CF Data[15:0] */
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s3c_gpio_cfgpin_range(S3C64XX_GPK(0), 16, S3C_GPIO_SFN(5));
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/* Set XhiADDR[2:0] pins as CF ADDR[2:0] */
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s3c_gpio_cfgpin_range(S3C64XX_GPL(0), 3, S3C_GPIO_SFN(6));
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/* Set Xhi ctrl pins as CF ctrl pins(IORDY, IOWR, IORD, CE[0:1]) */
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s3c_gpio_cfgpin(S3C64XX_GPM(5), S3C_GPIO_SFN(1));
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s3c_gpio_cfgpin_range(S3C64XX_GPM(0), 5, S3C_GPIO_SFN(6));
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}
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