1 files changed, 76 insertions, 0 deletions
diff --git a/board/freescale/t104xrdb/ddr.h b/board/freescale/t104xrdb/ddr.h
new file mode 100644
index 000000000..9276b596a
--- /dev/null
+++ b/board/freescale/t104xrdb/ddr.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __DDR_H__
+#define __DDR_H__
+
+dimm_params_t ddr_raw_timing = {
+	.n_ranks = 2,
+	.rank_density = 2147483648u,
+	.capacity = 4294967296u,
+	.primary_sdram_width = 64,
+	.ec_sdram_width = 8,
+	.registered_dimm = 0,
+	.mirrored_dimm = 1,
+	.n_row_addr = 15,
+	.n_col_addr = 10,
+	.n_banks_per_sdram_device = 8,
+	.edc_config = 2,	/* ECC */
+	.burst_lengths_bitmask = 0x0c,
+
+	.tckmin_x_ps = 1071,
+	.caslat_x = 0x2fe << 4,	/* 5,6,7,8,9,10,11,13 */
+	.taa_ps = 13910,
+	.twr_ps = 15000,
+	.trcd_ps = 13910,
+	.trrd_ps = 6000,
+	.trp_ps = 13910,
+	.tras_ps = 34000,
+	.trc_ps = 48910,
+	.trfc_ps = 260000,
+	.twtr_ps = 7500,
+	.trtp_ps = 7500,
+	.refresh_rate_ps = 7800000,
+	.tfaw_ps = 35000,
+};
+
+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;
+	u32 cpo;
+	u32 write_data_delay;
+	u32 force_2t;
+};
+
+/*
+ * 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 | cpo  |wrdata|2T
+	 * ranks| mhz| GB  |adjst| start |   ctl2    |  ctl3  |      |delay |
+	 */
+	{2,  1066, 4, 8,     4, 0x05070609, 0x08090a08,   0xff,    2,  0},
+	{2,  1350, 4, 4,     8, 0x0809090b, 0x0c0c0d0a,   0xff,    2,  0},
+	{2,  1350, 0, 5,     7, 0x0709090b, 0x0c0c0d09,   0xff,    2,  0},
+	{2,  1666, 4, 4,     8, 0x080a0a0d, 0x0d10100b,   0xff,    2,  0},
+	{2,  1666, 0, 5,     7, 0x080a0a0c, 0x0d0d0e0a,   0xff,    2,  0},
+	{}
+};
+
+static const struct board_specific_parameters *udimms[] = {
+	udimm0,
+};
+#endif