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authorStefano Babic <sbabic@denx.de>2014-04-04 11:35:30 +0200
committerStefano Babic <sbabic@denx.de>2014-04-04 11:35:30 +0200
commit1cad23c5f471d695bed1e3907e30caee3c2a3056 (patch)
tree34e035df5db9b327aeae36eff9d0645a915e3177 /board/freescale/t208xrdb/ddr.h
parent5dd73bc0a40a4b318195eab871a1f535aad6b43b (diff)
parent00b132bf34c5be86a108ac7fe8231ad9e97f6de4 (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.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/board/freescale/t208xrdb/ddr.h b/board/freescale/t208xrdb/ddr.h
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+/*
+ * 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