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author | Stefano Babic <sbabic@denx.de> | 2014-04-04 11:35:30 +0200 |
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committer | Stefano Babic <sbabic@denx.de> | 2014-04-04 11:35:30 +0200 |
commit | 1cad23c5f471d695bed1e3907e30caee3c2a3056 (patch) | |
tree | 34e035df5db9b327aeae36eff9d0645a915e3177 /board/freescale/t208xrdb/ddr.h | |
parent | 5dd73bc0a40a4b318195eab871a1f535aad6b43b (diff) | |
parent | 00b132bf34c5be86a108ac7fe8231ad9e97f6de4 (diff) | |
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Merge branch 'master' of git://git.denx.de/u-boot-arm into master
Conflicts:
arch/arm/cpu/arm926ejs/mxs/mxsimage.mx23.cfg
arch/arm/cpu/arm926ejs/mxs/mxsimage.mx28.cfg
Signed-off-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'board/freescale/t208xrdb/ddr.h')
-rw-r--r-- | board/freescale/t208xrdb/ddr.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/board/freescale/t208xrdb/ddr.h b/board/freescale/t208xrdb/ddr.h new file mode 100644 index 0000000..b6d4062 --- /dev/null +++ b/board/freescale/t208xrdb/ddr.h @@ -0,0 +1,47 @@ +/* + * Copyright 2014 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DDR_H__ +#define __DDR_H__ +struct board_specific_parameters { + u32 n_ranks; + u32 datarate_mhz_high; + u32 rank_gb; + u32 clk_adjust; + u32 wrlvl_start; + u32 wrlvl_ctl_2; + u32 wrlvl_ctl_3; +}; + +/* + * These tables contain all valid speeds we want to override with board + * specific parameters. datarate_mhz_high values need to be in ascending order + * for each n_ranks group. + */ + +static const struct board_specific_parameters udimm0[] = { + /* + * memory controller 0 + * num| hi| rank| clk| wrlvl | wrlvl | wrlvl | + * ranks| mhz| GB |adjst| start | ctl2 | ctl3 | + */ + {2, 1200, 2, 5, 7, 0x0808090a, 0x0b0c0c0a}, + {2, 1500, 2, 5, 6, 0x07070809, 0x0a0b0b09}, + {2, 1600, 2, 5, 8, 0x0808070b, 0x0c0d0e0a}, + {2, 1700, 2, 4, 7, 0x080a0a0c, 0x0c0d0e0a}, + {2, 1900, 2, 5, 9, 0x0a0b0c0e, 0x0f10120c}, + {1, 1200, 2, 5, 7, 0x0808090a, 0x0b0c0c0a}, + {1, 1500, 2, 5, 6, 0x07070809, 0x0a0b0b09}, + {1, 1600, 2, 5, 8, 0x0808070b, 0x0c0d0e0a}, + {1, 1700, 2, 4, 7, 0x080a0a0c, 0x0c0d0e0a}, + {1, 1900, 2, 5, 9, 0x0a0b0c0e, 0x0f10120c}, + {} +}; + +static const struct board_specific_parameters *udimms[] = { + udimm0, +}; +#endif |