diff options
Diffstat (limited to 'include/asm-arm/arch-s3c2410/regs-dsc.h')
| -rw-r--r-- | include/asm-arm/arch-s3c2410/regs-dsc.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/include/asm-arm/arch-s3c2410/regs-dsc.h b/include/asm-arm/arch-s3c2410/regs-dsc.h new file mode 100644 index 00000000000..a023b0434ef --- /dev/null +++ b/include/asm-arm/arch-s3c2410/regs-dsc.h @@ -0,0 +1,183 @@ +/* linux/include/asm/hardware/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 Signal Drive Strength Control + * + * Changelog: + * 11-Aug-2004 BJD Created file + * 25-Aug-2004 BJD Added the _SELECT_* defs for using with functions +*/ + + +#ifndef __ASM_ARCH_REGS_DSC_H +#define __ASM_ARCH_REGS_DSC_H "2440-dsc" + +#ifdef CONFIG_CPU_S3C2440 + +#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 */ + |