diff options
Diffstat (limited to 'include/asm-arm/arch-omap3/mem.h')
| -rw-r--r-- | include/asm-arm/arch-omap3/mem.h | 98 |
1 files changed, 72 insertions, 26 deletions
diff --git a/include/asm-arm/arch-omap3/mem.h b/include/asm-arm/arch-omap3/mem.h index 5b9ac753e..9439758e4 100644 --- a/include/asm-arm/arch-omap3/mem.h +++ b/include/asm-arm/arch-omap3/mem.h @@ -40,11 +40,8 @@ enum { #define EARLY_INIT 1 /* Slower full frequency range default timings for x32 operation*/ -#define SDP_SDRC_SHARING 0x00000100 -#define SDP_SDRC_MR_0_SDR 0x00000031 - -/* optimized timings good for current shipping parts */ -#define SDP_3430_SDRC_RFR_CTRL_165MHz 0x0004e201 /* 7.8us/6ns - 50=0x4e2 */ +#define SDRC_SHARING 0x00000100 +#define SDRC_MR_0_SDR 0x00000031 #define DLL_OFFSET 0 #define DLL_WRITEDDRCLKX2DIS 1 @@ -71,29 +68,78 @@ enum { * TCKE = 2 * XSR = 120/6 = 20 */ -#define TDAL_165 6 -#define TDPL_165 3 -#define TRRD_165 2 -#define TRCD_165 3 -#define TRP_165 3 -#define TRAS_165 7 -#define TRC_165 10 -#define TRFC_165 21 -#define V_ACTIMA_165 ((TRFC_165 << 27) | (TRC_165 << 22) | \ - (TRAS_165 << 18) | (TRP_165 << 15) | \ - (TRCD_165 << 12) | (TRRD_165 << 9) | \ - (TDPL_165 << 6) | (TDAL_165)) +#define INFINEON_TDAL_165 6 +#define INFINEON_TDPL_165 3 +#define INFINEON_TRRD_165 2 +#define INFINEON_TRCD_165 3 +#define INFINEON_TRP_165 3 +#define INFINEON_TRAS_165 7 +#define INFINEON_TRC_165 10 +#define INFINEON_TRFC_165 12 +#define INFINEON_V_ACTIMA_165 ((INFINEON_TRFC_165 << 27) | \ + (INFINEON_TRC_165 << 22) | (INFINEON_TRAS_165 << 18) | \ + (INFINEON_TRP_165 << 15) | (INFINEON_TRCD_165 << 12) | \ + (INFINEON_TRRD_165 << 9) | (INFINEON_TDPL_165 << 6) | \ + (INFINEON_TDAL_165)) + +#define INFINEON_TWTR_165 1 +#define INFINEON_TCKE_165 2 +#define INFINEON_TXP_165 2 +#define INFINEON_XSR_165 20 +#define INFINEON_V_ACTIMB_165 ((INFINEON_TCKE_165 << 12) | \ + (INFINEON_XSR_165 << 0) | (INFINEON_TXP_165 << 8) | \ + (INFINEON_TWTR_165 << 16)) + +/* Micron part of 3430 EVM (165MHz optimized) 6.06ns + * ACTIMA + * TDAL = Twr/Tck + Trp/tck= 15/6 + 18 /6 = 2.5 + 3 = 5.5 -> 6 + * TDPL (Twr) = 15/6 = 2.5 -> 3 + * TRRD = 12/6 = 2 + * TRCD = 18/6 = 3 + * TRP = 18/6 = 3 + * TRAS = 42/6 = 7 + * TRC = 60/6 = 10 + * TRFC = 125/6 = 21 + * ACTIMB + * TWTR = 1 + * TCKE = 1 + * TXSR = 138/6 = 23 + * TXP = 25/6 = 4.1 ~5 + */ +#define MICRON_TDAL_165 6 +#define MICRON_TDPL_165 3 +#define MICRON_TRRD_165 2 +#define MICRON_TRCD_165 3 +#define MICRON_TRP_165 3 +#define MICRON_TRAS_165 7 +#define MICRON_TRC_165 10 +#define MICRON_TRFC_165 21 +#define MICRON_V_ACTIMA_165 ((MICRON_TRFC_165 << 27) | \ + (MICRON_TRC_165 << 22) | (MICRON_TRAS_165 << 18) | \ + (MICRON_TRP_165 << 15) | (MICRON_TRCD_165 << 12) | \ + (MICRON_TRRD_165 << 9) | (MICRON_TDPL_165 << 6) | \ + (MICRON_TDAL_165)) + +#define MICRON_TWTR_165 1 +#define MICRON_TCKE_165 1 +#define MICRON_XSR_165 23 +#define MICRON_TXP_165 5 +#define MICRON_V_ACTIMB_165 ((MICRON_TCKE_165 << 12) | \ + (MICRON_XSR_165 << 0) | (MICRON_TXP_165 << 8) | \ + (MICRON_TWTR_165 << 16)) -#define TWTR_165 1 -#define TCKE_165 1 -#define TXP_165 5 -#define XSR_165 23 -#define V_ACTIMB_165 (((TCKE_165 << 12) | (XSR_165 << 0)) | \ - (TXP_165 << 8) | (TWTR_165 << 16)) +#ifdef CONFIG_OMAP3_INFINEON_DDR +#define V_ACTIMA_165 INFINEON_V_ACTIMA_165 +#define V_ACTIMB_165 INFINEON_V_ACTIMB_165 +#endif +#ifdef CONFIG_OMAP3_MICRON_DDR +#define V_ACTIMA_165 MICRON_V_ACTIMA_165 +#define V_ACTIMB_165 MICRON_V_ACTIMB_165 +#endif -#define SDP_SDRC_ACTIM_CTRLA_0 V_ACTIMA_165 -#define SDP_SDRC_ACTIM_CTRLB_0 V_ACTIMB_165 -#define SDP_SDRC_RFR_CTRL SDP_3430_SDRC_RFR_CTRL_165MHz +#if !defined(V_ACTIMA_165) || !defined(V_ACTIMB_165) +#error "Please choose the right DDR type in config header" +#endif /* * GPMC settings - |