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/* linux/include/asm-arm/arch-s3c2410/regs-dsc.h
*
* Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
* http://www.simtec.co.uk/products/SWLINUX/
*
* 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.
*
* S3C2440/S3C2412 Signal Drive Strength Control
*/
#ifndef __ASM_ARCH_REGS_DSC_H
#define __ASM_ARCH_REGS_DSC_H "2440-dsc"
#if defined(CONFIG_CPU_S3C2412)
#define S3C2412_DSC0 S3C2410_GPIOREG(0xdc)
#define S3C2412_DSC1 S3C2410_GPIOREG(0xe0)
#endif
#if defined(CONFIG_CPU_S3C244X)
#define S3C2440_DSC0 S3C2410_GPIOREG(0xc4)
#define S3C2440_DSC1 S3C2410_GPIOREG(0xc8)
#define S3C2440_SELECT_DSC0 (0)
#define S3C2440_SELECT_DSC1 (1<<31)
#define S3C2440_DSC_GETSHIFT(x) ((x) & 31)
#define S3C2440_DSC0_DISABLE (1<<31)
#define S3C2440_DSC0_ADDR (S3C2440_SELECT_DSC0 | 8)
#define S3C2440_DSC0_ADDR_12mA (0<<8)
#define S3C2440_DSC0_ADDR_10mA (1<<8)
#define S3C2440_DSC0_ADDR_8mA (2<<8)
#define S3C2440_DSC0_ADDR_6mA (3<<8)
#define S3C2440_DSC0_ADDR_MASK (3<<8)
/* D24..D31 */
#define S3C2440_DSC0_DATA3 (S3C2440_SELECT_DSC0 | 6)
#define S3C2440_DSC0_DATA3_12mA (0<<6)
#define S3C2440_DSC0_DATA3_10mA (1<<6)
#define S3C2440_DSC0_DATA3_8mA (2<<6)
#define S3C2440_DSC0_DATA3_6mA (3<<6)
#define S3C2440_DSC0_DATA3_MASK (3<<6)
/* D16..D23 */
#define S3C2440_DSC0_DATA2 (S3C2440_SELECT_DSC0 | 4)
#define S3C2440_DSC0_DATA2_12mA (0<<4)
#define S3C2440_DSC0_DATA2_10mA (1<<4)
#define S3C2440_DSC0_DATA2_8mA (2<<4)
#define S3C2440_DSC0_DATA2_6mA (3<<4)
#define S3C2440_DSC0_DATA2_MASK (3<<4)
/* D8..D15 */
#define S3C2440_DSC0_DATA1 (S3C2440_SELECT_DSC0 | 2)
#define S3C2440_DSC0_DATA1_12mA (0<<2)
#define S3C2440_DSC0_DATA1_10mA (1<<2)
#define S3C2440_DSC0_DATA1_8mA (2<<2)
#define S3C2440_DSC0_DATA1_6mA (3<<2)
#define S3C2440_DSC0_DATA1_MASK (3<<2)
/* D0..D7 */
#define S3C2440_DSC0_DATA0 (S3C2440_SELECT_DSC0 | 0)
#define S3C2440_DSC0_DATA0_12mA (0<<0)
#define S3C2440_DSC0_DATA0_10mA (1<<0)
#define S3C2440_DSC0_DATA0_8mA (2<<0)
#define S3C2440_DSC0_DATA0_6mA (3<<0)
#define S3C2440_DSC0_DATA0_MASK (3<<0)
#define S3C2440_DSC1_SCK1 (S3C2440_SELECT_DSC1 | 28)
#define S3C2440_DSC1_SCK1_12mA (0<<28)
#define S3C2440_DSC1_SCK1_10mA (1<<28)
#define S3C2440_DSC1_SCK1_8mA (2<<28)
#define S3C2440_DSC1_SCK1_6mA (3<<28)
#define S3C2440_DSC1_SCK1_MASK (3<<28)
#define S3C2440_DSC1_SCK0 (S3C2440_SELECT_DSC1 | 26)
#define S3C2440_DSC1_SCK0_12mA (0<<26)
#define S3C2440_DSC1_SCK0_10mA (1<<26)
#define S3C2440_DSC1_SCK0_8mA (2<<26)
#define S3C2440_DSC1_SCK0_6mA (3<<26)
#define S3C2440_DSC1_SCK0_MASK (3<<26)
#define S3C2440_DSC1_SCKE (S3C2440_SELECT_DSC1 | 24)
#define S3C2440_DSC1_SCKE_10mA (0<<24)
#define S3C2440_DSC1_SCKE_8mA (1<<24)
#define S3C2440_DSC1_SCKE_6mA (2<<24)
#define S3C2440_DSC1_SCKE_4mA (3<<24)
#define S3C2440_DSC1_SCKE_MASK (3<<24)
/* SDRAM nRAS/nCAS */
#define S3C2440_DSC1_SDR (S3C2440_SELECT_DSC1 | 22)
#define S3C2440_DSC1_SDR_10mA (0<<22)
#define S3C2440_DSC1_SDR_8mA (1<<22)
#define S3C2440_DSC1_SDR_6mA (2<<22)
#define S3C2440_DSC1_SDR_4mA (3<<22)
#define S3C2440_DSC1_SDR_MASK (3<<22)
/* NAND Flash Controller */
#define S3C2440_DSC1_NFC (S3C2440_SELECT_DSC1 | 20)
#define S3C2440_DSC1_NFC_10mA (0<<20)
#define S3C2440_DSC1_NFC_8mA (1<<20)
#define S3C2440_DSC1_NFC_6mA (2<<20)
#define S3C2440_DSC1_NFC_4mA (3<<20)
#define S3C2440_DSC1_NFC_MASK (3<<20)
/* nBE[0..3] */
#define S3C2440_DSC1_nBE (S3C2440_SELECT_DSC1 | 18)
#define S3C2440_DSC1_nBE_10mA (0<<18)
#define S3C2440_DSC1_nBE_8mA (1<<18)
#define S3C2440_DSC1_nBE_6mA (2<<18)
#define S3C2440_DSC1_nBE_4mA (3<<18)
#define S3C2440_DSC1_nBE_MASK (3<<18)
#define S3C2440_DSC1_WOE (S3C2440_SELECT_DSC1 | 16)
#define S3C2440_DSC1_WOE_10mA (0<<16)
#define S3C2440_DSC1_WOE_8mA (1<<16)
#define S3C2440_DSC1_WOE_6mA (2<<16)
#define S3C2440_DSC1_WOE_4mA (3<<16)
#define S3C2440_DSC1_WOE_MASK (3<<16)
#define S3C2440_DSC1_CS7 (S3C2440_SELECT_DSC1 | 14)
#define S3C2440_DSC1_CS7_10mA (0<<14)
#define S3C2440_DSC1_CS7_8mA (1<<14)
#define S3C2440_DSC1_CS7_6mA (2<<14)
#define S3C2440_DSC1_CS7_4mA (3<<14)
#define S3C2440_DSC1_CS7_MASK (3<<14)
#define S3C2440_DSC1_CS6 (S3C2440_SELECT_DSC1 | 12)
#define S3C2440_DSC1_CS6_10mA (0<<12)
#define S3C2440_DSC1_CS6_8mA (1<<12)
#define S3C2440_DSC1_CS6_6mA (2<<12)
#define S3C2440_DSC1_CS6_4mA (3<<12)
#define S3C2440_DSC1_CS6_MASK (3<<12)
#define S3C2440_DSC1_CS5 (S3C2440_SELECT_DSC1 | 10)
#define S3C2440_DSC1_CS5_10mA (0<<10)
#define S3C2440_DSC1_CS5_8mA (1<<10)
#define S3C2440_DSC1_CS5_6mA (2<<10)
#define S3C2440_DSC1_CS5_4mA (3<<10)
#define S3C2440_DSC1_CS5_MASK (3<<10)
#define S3C2440_DSC1_CS4 (S3C2440_SELECT_DSC1 | 8)
#define S3C2440_DSC1_CS4_10mA (0<<8)
#define S3C2440_DSC1_CS4_8mA (1<<8)
#define S3C2440_DSC1_CS4_6mA (2<<8)
#define S3C2440_DSC1_CS4_4mA (3<<8)
#define S3C2440_DSC1_CS4_MASK (3<<8)
#define S3C2440_DSC1_CS3 (S3C2440_SELECT_DSC1 | 6)
#define S3C2440_DSC1_CS3_10mA (0<<6)
#define S3C2440_DSC1_CS3_8mA (1<<6)
#define S3C2440_DSC1_CS3_6mA (2<<6)
#define S3C2440_DSC1_CS3_4mA (3<<6)
#define S3C2440_DSC1_CS3_MASK (3<<6)
#define S3C2440_DSC1_CS2 (S3C2440_SELECT_DSC1 | 4)
#define S3C2440_DSC1_CS2_10mA (0<<4)
#define S3C2440_DSC1_CS2_8mA (1<<4)
#define S3C2440_DSC1_CS2_6mA (2<<4)
#define S3C2440_DSC1_CS2_4mA (3<<4)
#define S3C2440_DSC1_CS2_MASK (3<<4)
#define S3C2440_DSC1_CS1 (S3C2440_SELECT_DSC1 | 2)
#define S3C2440_DSC1_CS1_10mA (0<<2)
#define S3C2440_DSC1_CS1_8mA (1<<2)
#define S3C2440_DSC1_CS1_6mA (2<<2)
#define S3C2440_DSC1_CS1_4mA (3<<2)
#define S3C2440_DSC1_CS1_MASK (3<<2)
#define S3C2440_DSC1_CS0 (S3C2440_SELECT_DSC1 | 0)
#define S3C2440_DSC1_CS0_10mA (0<<0)
#define S3C2440_DSC1_CS0_8mA (1<<0)
#define S3C2440_DSC1_CS0_6mA (2<<0)
#define S3C2440_DSC1_CS0_4mA (3<<0)
#define S3C2440_DSC1_CS0_MASK (3<<0)
#endif /* CONFIG_CPU_S3C2440 */
#endif /* __ASM_ARCH_REGS_DSC_H */
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