| /* 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_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 */ |
| |
