diff options
Diffstat (limited to 'arch/arm/include/asm/arch-omap3/emif4.h')
| -rw-r--r-- | arch/arm/include/asm/arch-omap3/emif4.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap3/emif4.h b/arch/arm/include/asm/arch-omap3/emif4.h new file mode 100644 index 0000000..bac43b2 --- /dev/null +++ b/arch/arm/include/asm/arch-omap3/emif4.h @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Auther: + * Vaibhav Hiremath <hvaibhav@ti.com> + * + * Copyright (C) 2010 + * Texas Instruments Incorporated - http://www.ti.com/ + */ + +#ifndef _EMIF_H_ +#define _EMIF_H_ + +/* + * Configuration values + */ +#define EMIF4_TIM1_T_RP (0x3 << 25) +#define EMIF4_TIM1_T_RCD (0x3 << 21) +#define EMIF4_TIM1_T_WR (0x3 << 17) +#define EMIF4_TIM1_T_RAS (0x8 << 12) +#define EMIF4_TIM1_T_RC (0xA << 6) +#define EMIF4_TIM1_T_RRD (0x2 << 3) +#define EMIF4_TIM1_T_WTR (0x2) + +#define EMIF4_TIM2_T_XP (0x2 << 28) +#define EMIF4_TIM2_T_ODT (0x0 << 25) +#define EMIF4_TIM2_T_XSNR (0x1C << 16) +#define EMIF4_TIM2_T_XSRD (0xC8 << 6) +#define EMIF4_TIM2_T_RTP (0x1 << 3) +#define EMIF4_TIM2_T_CKE (0x2) + +#define EMIF4_TIM3_T_RFC (0x25 << 4) +#define EMIF4_TIM3_T_RAS_MAX (0x7) + +#define EMIF4_PWR_IDLE_MODE (0x2 << 30) +#define EMIF4_PWR_DPD_DIS (0x0 << 10) +#define EMIF4_PWR_DPD_EN (0x1 << 10) +#define EMIF4_PWR_LP_MODE (0x0 << 8) +#define EMIF4_PWR_PM_TIM (0x0) + +#define EMIF4_INITREF_DIS (0x0 << 31) +#define EMIF4_REFRESH_RATE (0x50F) + +#define EMIF4_CFG_SDRAM_TYP (0x2 << 29) +#define EMIF4_CFG_IBANK_POS (0x0 << 27) +#define EMIF4_CFG_DDR_TERM (0x0 << 24) +#define EMIF4_CFG_DDR2_DDQS (0x1 << 23) +#define EMIF4_CFG_DDR_DIS_DLL (0x0 << 20) +#define EMIF4_CFG_SDR_DRV (0x0 << 18) +#define EMIF4_CFG_NARROW_MD (0x0 << 14) +#define EMIF4_CFG_CL (0x5 << 10) +#define EMIF4_CFG_ROWSIZE (0x0 << 7) +#define EMIF4_CFG_IBANK (0x3 << 4) +#define EMIF4_CFG_EBANK (0x0 << 3) +#define EMIF4_CFG_PGSIZE (0x2) + +/* + * EMIF4 PHY Control 1 register configuration + */ +#define EMIF4_DDR1_EXT_STRB_EN (0x1 << 7) +#define EMIF4_DDR1_EXT_STRB_DIS (0x0 << 7) +#define EMIF4_DDR1_PWRDN_DIS (0x0 << 6) +#define EMIF4_DDR1_PWRDN_EN (0x1 << 6) +#define EMIF4_DDR1_READ_LAT (0x6 << 0) + +#endif /* endif _EMIF_H_ */ |