RE: [PATCH 1/4] ARM: S3C64XX: Add support for Compact Flash driver on SMDK6410

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Ben Dooks wrote:
> 
> On Thu, May 27, 2010 at 05:22:01PM +0900, Kukjin Kim wrote:
> > From: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
> >
> > Following is added for the CF-ATA driver:
> > 	- Platform data strucure definition and instantiation
> > 	- Platform device definition and enabling code
> > 	- Platform-specific gpio setup code
> > 	- CF controller register definitions
> >
> > Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
> > Signed-off-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
> > Signed-off-by: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
> > ---
> >  arch/arm/mach-s3c64xx/Kconfig                   |    7 +++
> >  arch/arm/mach-s3c64xx/Makefile                  |    1 +
> >  arch/arm/mach-s3c64xx/clock.c                   |    6 +++
> >  arch/arm/mach-s3c64xx/include/mach/map.h        |    5 ++-
> >  arch/arm/mach-s3c64xx/include/mach/regs-clock.h |    5 ++
> >  arch/arm/mach-s3c64xx/mach-smdk6410.c           |    9 ++++
> >  arch/arm/mach-s3c64xx/s3c6410.c                 |    1 +
> >  arch/arm/mach-s3c64xx/setup-ide.c               |   55
> ++++++++++++++++++++++
> >  arch/arm/plat-samsung/Kconfig                   |    5 ++
> >  arch/arm/plat-samsung/Makefile                  |    1 +
> >  arch/arm/plat-samsung/dev-ide.c                 |   52
> +++++++++++++++++++++
> >  arch/arm/plat-samsung/include/plat/ata.h        |   38 +++++++++++++++
> >  arch/arm/plat-samsung/include/plat/devs.h       |    1 +
> >  arch/arm/plat-samsung/include/plat/regs-ata.h   |   56
> +++++++++++++++++++++++
> 
> it would have been useful to keep the plat-samsung changes
> seperate.
> 
Ok..will separate the plat-samsung and machine code into different patches.

> >  14 files changed, 241 insertions(+), 1 deletions(-)
> >  create mode 100644 arch/arm/mach-s3c64xx/setup-ide.c
> >  create mode 100644 arch/arm/plat-samsung/dev-ide.c
> >  create mode 100644 arch/arm/plat-samsung/include/plat/ata.h
> >  create mode 100644 arch/arm/plat-samsung/include/plat/regs-ata.h
> >
> > diff --git a/arch/arm/mach-s3c64xx/Kconfig
b/arch/arm/mach-s3c64xx/Kconfig
> > index f5a5972..c00401e 100644
> > --- a/arch/arm/mach-s3c64xx/Kconfig
> > +++ b/arch/arm/mach-s3c64xx/Kconfig
> > @@ -67,6 +67,11 @@ config S3C64XX_SETUP_SDHCI_GPIO
> >  	help
> >  	  Common setup code for S3C64XX SDHCI GPIO configurations
> >
> > +config S3C64XX_SETUP_IDE
> > +	bool
> > +	help
> > +	  Common setup code for S3C64XX IDE.
> > +
> >  # S36400 Macchine support
> >
> >  config MACH_SMDK6400
> > @@ -101,9 +106,11 @@ config MACH_SMDK6410
> >  	select S3C_DEV_USB_HSOTG
> >  	select S3C_DEV_WDT
> >  	select HAVE_S3C2410_WATCHDOG
> > +	select S3C_DEV_IDE
> >  	select S3C64XX_SETUP_SDHCI
> >  	select S3C64XX_SETUP_I2C1
> >  	select S3C64XX_SETUP_FB_24BPP
> > +	select S3C64XX_SETUP_IDE
> >  	help
> >  	  Machine support for the Samsung SMDK6410
> >
> > diff --git a/arch/arm/mach-s3c64xx/Makefile
b/arch/arm/mach-s3c64xx/Makefile
> > index 9d10069..0d52c35 100644
> > --- a/arch/arm/mach-s3c64xx/Makefile
> > +++ b/arch/arm/mach-s3c64xx/Makefile
> > @@ -38,6 +38,7 @@ obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
> >  obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o
> >  obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o
> >  obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
> > +obj-$(CONFIG_S3C64XX_SETUP_IDE) += setup-ide.o
> >
> >  # PM
> >
> > diff --git a/arch/arm/mach-s3c64xx/clock.c
b/arch/arm/mach-s3c64xx/clock.c
> > index 7a4138b..9dac5c4 100644
> > --- a/arch/arm/mach-s3c64xx/clock.c
> > +++ b/arch/arm/mach-s3c64xx/clock.c
> > @@ -304,6 +304,12 @@ static struct clk init_clocks[] = {
> >  		.id		= -1,
> >  		.parent		= &clk_p,
> >  		.ctrlbit	= S3C_CLKCON_PCLK_AC97,
> > +	}, {
> > +		.name		= "cfcon",
> > +		.id		= -1,
> > +		.parent		= &clk_h,
> > +		.enable		= s3c64xx_hclk_ctrl,
> > +		.ctrlbit	= S3C_CLKCON_HCLK_IHOST,
> >  	}
> >  };
> >
> > diff --git a/arch/arm/mach-s3c64xx/include/mach/map.h b/arch/arm/mach-
> s3c64xx/include/mach/map.h
> > index e1eab3c..4b1ac79 100644
> > --- a/arch/arm/mach-s3c64xx/include/mach/map.h
> > +++ b/arch/arm/mach-s3c64xx/include/mach/map.h
> > @@ -86,6 +86,9 @@
> >  #define S3C64XX_SZ_GPIO		SZ_4K
> >
> >  #define S3C64XX_PA_SDRAM	(0x50000000)
> > +
> > +#define S3C64XX_PA_CFCON	(0x70300000)
> > +
> >  #define S3C64XX_PA_VIC0		(0x71200000)
> >  #define S3C64XX_PA_VIC1		(0x71300000)
> >
> > @@ -118,7 +121,7 @@
> >  #define S3C_VA_USB_HSPHY	S3C64XX_VA_USB_HSPHY
> >  #define S3C_PA_RTC		S3C64XX_PA_RTC
> >  #define S3C_PA_WDT		S3C64XX_PA_WATCHDOG
> > -
> > +#define SAMSUNG_PA_CFCON	S3C64XX_PA_CFCON
> >  #define SAMSUNG_PA_ADC		S3C64XX_PA_ADC
> >
> >  #endif /* __ASM_ARCH_6400_MAP_H */
> > diff --git a/arch/arm/mach-s3c64xx/include/mach/regs-clock.h
b/arch/arm/mach-
> s3c64xx/include/mach/regs-clock.h
> > index 0114eb0..05332b9 100644
> > --- a/arch/arm/mach-s3c64xx/include/mach/regs-clock.h
> > +++ b/arch/arm/mach-s3c64xx/include/mach/regs-clock.h
> > @@ -34,6 +34,7 @@
> >  #define S3C_SCLK_GATE		S3C_CLKREG(0x38)
> >  #define S3C_MEM0_GATE		S3C_CLKREG(0x3C)
> >  #define S3C6410_CLK_SRC2	S3C_CLKREG(0x10C)
> > +#define S3C_MEM_SYS_CFG		S3C_CLKREG(0x120)
> >
> >  /* CLKDIV0 */
> >  #define S3C6400_CLKDIV0_PCLK_MASK	(0xf << 12)
> > @@ -154,4 +155,8 @@
> >  #define S3C6400_CLKSRC_EPLL_MOUT_SHIFT	(2)
> >  #define S3C6400_CLKSRC_MFC		(1 << 4)
> >
> > +/* MEM_SYS_CFG */
> > +#define MEM_SYS_CFG_INDEP_CF		0x4000
> > +#define MEM_SYS_CFG_EBI_FIX_PRI_CFCON	0x30
> > +
> >  #endif /* _PLAT_REGS_CLOCK_H */
> > diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-
> s3c64xx/mach-smdk6410.c
> > index d9a0355..cc1bb0f 100644
> > --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c
> > +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c
> > @@ -56,6 +56,7 @@
> >  #include <mach/regs-gpio.h>
> >  #include <mach/regs-sys.h>
> >  #include <mach/regs-srom.h>
> > +#include <plat/ata.h>
> >  #include <plat/iic.h>
> >  #include <plat/fb.h>
> >  #include <plat/gpio-cfg.h>
> > @@ -242,6 +243,11 @@ static struct platform_device smdk6410_b_pwr_5v = {
> >  };
> >  #endif
> >
> > +static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
> > +	.setup_gpio	= s3c_ide_setup_gpio,
> > +	.cfg_mode	= s3c_ide_cfg_mode,
> 
> 
> These should have been called s3c64xx_ide...
> 
> I'll have a think about what we should be doing with this, it might
> be wroth passing this via the archdata and leaving the platform data
> for the board. If these configs are generally going to be per SoC
> then i'd prefer to see this in the archdata and once per SoC.
> 
Will change it to per SoC.

> > +};
> > +
> >  static struct map_desc smdk6410_iodesc[] = {};
> >
> >  static struct platform_device *smdk6410_devices[] __initdata = {
> > @@ -267,6 +273,7 @@ static struct platform_device *smdk6410_devices[]
> __initdata = {
> >  	&s3c_device_adc,
> >  	&s3c_device_ts,
> >  	&s3c_device_wdt,
> > +	&s3c_device_cfcon,
> >  };
> >
> >  #ifdef CONFIG_REGULATOR
> > @@ -665,6 +672,8 @@ static void __init smdk6410_machine_init(void)
> >  	i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
> >  	i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
> >
> > +	s3c_ide_set_platdata(&smdk6410_ide_pdata);
> > +
> >  	platform_add_devices(smdk6410_devices,
> ARRAY_SIZE(smdk6410_devices));
> >  }
> >
> > diff --git a/arch/arm/mach-s3c64xx/s3c6410.c
b/arch/arm/mach-s3c64xx/s3c6410.c
> > index 014401c..1d1dce4 100644
> > --- a/arch/arm/mach-s3c64xx/s3c6410.c
> > +++ b/arch/arm/mach-s3c64xx/s3c6410.c
> > @@ -58,6 +58,7 @@ void __init s3c6410_map_io(void)
> >  	s3c_device_nand.name = "s3c6400-nand";
> >  	s3c_onenand_setname("s3c6410-onenand");
> >  	s3c64xx_onenand1_setname("s3c6410-onenand");
> > +	s3c_device_cfcon.name = "s3c6400-pata";
> >  }
> 
> let's get this sorted out and use one method. see Kyungmin Park's prev.
> comments on the subject.
> 
Will create a new file ata-core.h on the lines of iic-core.h/onenand-core.h

> >  void __init s3c6410_init_clocks(int xtal)
> > diff --git a/arch/arm/mach-s3c64xx/setup-ide.c
b/arch/arm/mach-s3c64xx/setup-
> ide.c
> > new file mode 100644
> > index 0000000..0bf4e5e
> > --- /dev/null
> > +++ b/arch/arm/mach-s3c64xx/setup-ide.c
> > @@ -0,0 +1,55 @@
> > +/* linux/arch/arm/mach-s3c64xx/setup-ide.c
> > + *
> > + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> > + *		http://www.samsung.com/
> > + *
> > + * S3C64XX setup information for IDE
> > + *
> > + * 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/kernel.h>
> > +#include <linux/types.h>
> > +#include <linux/io.h>
> > +
> > +#include <mach/map.h>
> > +#include <mach/gpio.h>
> > +#include <mach/regs-clock.h>
> > +#include <plat/gpio-cfg.h>
> > +#include <plat/regs-ata.h>
> > +
> > +void s3c_ide_setup_gpio(void)
> > +{
> > +	u32 reg;
> > +	u32 gpio = 0;
> > +
> > +	reg = __raw_readl(S3C_MEM_SYS_CFG) & (~0x3f);
> > +
> > +	/* Independent CF interface, CF chip select configuration */
> > +	__raw_writel(reg | MEM_SYS_CFG_INDEP_CF |
> > +		MEM_SYS_CFG_EBI_FIX_PRI_CFCON, S3C_MEM_SYS_CFG);
> > +
> > +	s3c_gpio_cfgpin(S3C64XX_GPB(4), S3C_GPIO_SFN(4));
> > +
> > +	/* Set XhiDATA[15:0] pins as CF Data[15:0] */
> > +	for (gpio = S3C64XX_GPK(0); gpio <= S3C64XX_GPK(15); gpio++)
> > +		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(5));
> > +
> > +	/* Set XhiADDR[2:0] pins as CF ADDR[2:0] */
> > +	for (gpio = S3C64XX_GPL(0); gpio <= S3C64XX_GPL(2); gpio++)
> > +		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(6));
> > +
> > +	/* Set Xhi ctrl pins as CF ctrl pins(IORDY, IOWR, IORD, CE[0:1]) */
> > +	s3c_gpio_cfgpin(S3C64XX_GPM(5), S3C_GPIO_SFN(1));
> > +	for (gpio = S3C64XX_GPM(0); gpio <= S3C64XX_GPM(4); gpio++)
> > +		s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(6));
> 
> i'll update this to the cfgrange when merging the cfgrange code.
> 
OK

> > +}
> > +
> > +void s3c_ide_cfg_mode(void __iomem *sfrbase)
> > +{
> > +	/* Select true-ide as the internal operating mode*/
> > +	writel(readl(sfrbase + S3C_CFATA_MUX) | S3C_CFATA_MUX_TRUEIDE,
> > +						sfrbase + S3C_CFATA_MUX);
> > +}
> 
> maybe we just put this in the driver and select on type.
> 
Will move it to the driver file.

> > diff --git a/arch/arm/plat-samsung/Kconfig
b/arch/arm/plat-samsung/Kconfig
> > index 2753fb3..6ec97fe 100644
> > --- a/arch/arm/plat-samsung/Kconfig
> > +++ b/arch/arm/plat-samsung/Kconfig
> > @@ -175,6 +175,11 @@ config S3C_DEV_I2C2
> >  	help
> >  	  Compile in platform device definitions for I2C channel 2
> >
> > +config S3C_DEV_IDE
> > +	bool
> > +	help
> > +	  Compile in platform device definitions for IDE
> > +
> >  config S3C_DEV_FB
> >  	bool
> >  	help
> > diff --git a/arch/arm/plat-samsung/Makefile
b/arch/arm/plat-samsung/Makefile
> > index b1d82cc..252fc76 100644
> > --- a/arch/arm/plat-samsung/Makefile
> > +++ b/arch/arm/plat-samsung/Makefile
> > @@ -48,6 +48,7 @@ obj-$(CONFIG_S3C_DEV_RTC)	+= dev-rtc.o
> >
> >  obj-$(CONFIG_SAMSUNG_DEV_ADC)	+= dev-adc.o
> >  obj-$(CONFIG_SAMSUNG_DEV_TS)	+= dev-ts.o
> > +obj-$(CONFIG_S3C_DEV_IDE)	+= dev-ide.o
> >
> >  # DMA support
> >
> > diff --git a/arch/arm/plat-samsung/dev-ide.c
b/arch/arm/plat-samsung/dev-ide.c
> > new file mode 100644
> > index 0000000..c6b3292
> > --- /dev/null
> > +++ b/arch/arm/plat-samsung/dev-ide.c
> > @@ -0,0 +1,52 @@
> > +/* linux/arch/arm/plat-samsung/dev-ide.c
> > + *
> > + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> > + *		http://www.samsung.com
> > + *
> > + * S3C CF-ATA device definition.
> > + *
> > + * 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/kernel.h>
> > +#include <linux/types.h>
> > +#include <linux/interrupt.h>
> > +#include <linux/platform_device.h>
> > +#include <linux/io.h>
> > +#include <mach/map.h>
> > +#include <plat/ata.h>
> 
> do we need linux/io.h in here?
> 
No..will remove it.

> soem spacing inebtwee nthe include groups would be nice too,.
> 
OK

> > +static struct resource s3c_cfcon_resource[] = {
> > +	[0] = {
> > +		.start	= SAMSUNG_PA_CFCON,
> > +		.end	= SAMSUNG_PA_CFCON + SZ_1M - 1,
> > +		.flags	= IORESOURCE_MEM,
> 
> do we really need to map SZ_1M?

Will change it to SZ_16K.

> > +	},
> > +	[1] = {
> > +		.start	= IRQ_CFCON,
> > +		.end	= IRQ_CFCON,
> > +		.flags	= IORESOURCE_IRQ,
> > +	},
> > +};
> > +
> > +struct platform_device s3c_device_cfcon = {
> > +	.name		= "s3c-pata",
> 
> if the name is going to change, let's simply not bother
> setting one here.
> 
Will remove the name.

> > +	.id		= 0,
> > +	.num_resources	= ARRAY_SIZE(s3c_cfcon_resource),
> > +	.resource	= s3c_cfcon_resource,
> > +};
> 
> > +void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata)
> > +{
> > +	struct s3c_ide_platdata *pd;
> > +
> > +	pd = (struct s3c_ide_platdata *)kmemdup(pdata,
>   	      ^^^^^ not needed.

Will remove it.

> > +		sizeof(struct s3c_ide_platdata), GFP_KERNEL);
> > +	if (!pd) {
> > +		printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> > +		return;
> > +	}
> > +	s3c_device_cfcon.dev.platform_data = pd;
> > +}
> > diff --git a/arch/arm/plat-samsung/include/plat/ata.h b/arch/arm/plat-
> samsung/include/plat/ata.h
> > new file mode 100644
> > index 0000000..aea11dc
> > --- /dev/null
> > +++ b/arch/arm/plat-samsung/include/plat/ata.h
> > @@ -0,0 +1,38 @@
> > +/* arch/arm/plat-samsung/include/plat/ata.h
> > + *
> > + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> > + *		http://www.samsung.com
> > + *
> > + * S3C - CF Controller platform_device info
> > + *
> > + * 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 __ASM_PLAT_ATA_H
> > +#define __ASM_PLAT_ATA_H __FILE__
> > +
> > +/**
> > + * struct s3c_ide_platdata - S3C IDE driver platform data.
> > + * @setup_gpio: Setup the external GPIO pins to the right state for data
> > + * transfer in true-ide mode.
> > + * @cfg_mode: Platform specific setup for configuring the CF controller
> > + * in true-ide mode.
> > + */
> > +struct s3c_ide_platdata {
> > +	void (*setup_gpio)(void);
> > +	void (*cfg_mode)(void __iomem *sfrbase);
> > +};
> > +
> > +/*
> > + * s3c_ide_set_platdata() - Setup the platform specifc data for IDE
driver.
> > + * @pdata: Platform data for IDE driver.
> > + */
> > +extern void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata);
> > +
> > +/* architecture-specific IDE configuration */
> > +extern void s3c_ide_setup_gpio(void);
> > +extern void s3c_ide_cfg_mode(void __iomem *sfrbase);
> > +
> > +#endif /*__ASM_PLAT_ATA_H */
> > diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-
> samsung/include/plat/devs.h
> > index e6144e4..e3fcddb 100644
> > --- a/arch/arm/plat-samsung/include/plat/devs.h
> > +++ b/arch/arm/plat-samsung/include/plat/devs.h
> > @@ -75,6 +75,7 @@ extern struct platform_device s5pc110_device_onenand;
> >
> >  extern struct platform_device s3c_device_usbgadget;
> >  extern struct platform_device s3c_device_usb_hsotg;
> > +extern struct platform_device s3c_device_cfcon;
> >
> >  extern struct platform_device s5pv210_device_ac97;
> >  extern struct platform_device s5pv210_device_pcm0;
> > diff --git a/arch/arm/plat-samsung/include/plat/regs-ata.h
b/arch/arm/plat-
> samsung/include/plat/regs-ata.h
> > new file mode 100644
> > index 0000000..f73b267
> > --- /dev/null
> > +++ b/arch/arm/plat-samsung/include/plat/regs-ata.h
> > @@ -0,0 +1,56 @@
> > +/* arch/arm/plat-samsung/include/plat/regs-ata.h
> > + *
> > + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> > + *		http://www.samsung.com
> > + *
> > + * S3C CF-ATA register definitions
> > + *
> > + * 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 __ASM_PLAT_REGS_ATA_H
> > +#define __ASM_PLAT_REGS_ATA_H __FILE__
> > +
> > +#define S3C_CFATA_REG(x)	(x)
> > +
> > +#define S3C_CFATA_MUX		S3C_CFATA_REG(0x0)
> > +
> > +#define S3C_ATA_CTRL		S3C_CFATA_REG(0x0)
> > +#define S3C_ATA_STATUS		S3C_CFATA_REG(0x4)
> > +#define S3C_ATA_CMD		S3C_CFATA_REG(0x8)
> > +#define S3C_ATA_SWRST		S3C_CFATA_REG(0xc)
> > +#define S3C_ATA_IRQ		S3C_CFATA_REG(0x10)
> > +#define S3C_ATA_IRQ_MSK		S3C_CFATA_REG(0x14)
> > +#define S3C_ATA_CFG		S3C_CFATA_REG(0x18)
> > +
> > +#define S3C_ATA_MDMA_TIME	S3C_CFATA_REG(0x28)
> > +#define S3C_ATA_PIO_TIME	S3C_CFATA_REG(0x2c)
> > +#define S3C_ATA_UDMA_TIME	S3C_CFATA_REG(0x30)
> > +#define S3C_ATA_XFR_NUM		S3C_CFATA_REG(0x34)
> > +#define S3C_ATA_XFR_CNT		S3C_CFATA_REG(0x38)
> > +#define S3C_ATA_TBUF_START	S3C_CFATA_REG(0x3c)
> > +#define S3C_ATA_TBUF_SIZE	S3C_CFATA_REG(0x40)
> > +#define S3C_ATA_SBUF_START	S3C_CFATA_REG(0x44)
> > +#define S3C_ATA_SBUF_SIZE	S3C_CFATA_REG(0x48)
> > +#define S3C_ATA_CADR_TBUF	S3C_CFATA_REG(0x4c)
> > +#define S3C_ATA_CADR_SBUF	S3C_CFATA_REG(0x50)
> > +#define S3C_ATA_PIO_DTR		S3C_CFATA_REG(0x54)
> > +#define S3C_ATA_PIO_FED		S3C_CFATA_REG(0x58)
> > +#define S3C_ATA_PIO_SCR		S3C_CFATA_REG(0x5c)
> > +#define S3C_ATA_PIO_LLR		S3C_CFATA_REG(0x60)
> > +#define S3C_ATA_PIO_LMR		S3C_CFATA_REG(0x64)
> > +#define S3C_ATA_PIO_LHR		S3C_CFATA_REG(0x68)
> > +#define S3C_ATA_PIO_DVR		S3C_CFATA_REG(0x6c)
> > +#define S3C_ATA_PIO_CSD		S3C_CFATA_REG(0x70)
> > +#define S3C_ATA_PIO_DAD		S3C_CFATA_REG(0x74)
> > +#define S3C_ATA_PIO_READY	S3C_CFATA_REG(0x78)
> > +#define S3C_ATA_PIO_RDATA	S3C_CFATA_REG(0x7c)
> > +
> > +#define S3C_CFATA_MUX_TRUEIDE	0x01
> > +
> > +#define S3C_ATA_CFG_SWAP	0x40
> > +#define S3C_ATA_CFG_IORDYEN	0x02
> > +
> > +#endif /* __ASM_PLAT_REGS_ATA_H */
> > --
> > 1.6.2.5
> >


Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.

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