tegra/nyan*: sdram updates

nyan_big: Add 204MHz BCT for bringup, use 1.2V for VDD_CPU
Reviewed-on: https://chromium-review.googlesource.com/183939
(cherry picked from commit a6df76afb5342b805baca749abb8265e15748dc1)

nyan_big: Add initial 792MHz BCT
Reviewed-on: https://chromium-review.googlesource.com/183975
(cherry picked from commit 61d0122fdce6dc9479666bb0a5bc079c6389f78a)

nyan_big: use RAM_CODE[3:2] for ram code
Reviewed-on: https://chromium-review.googlesource.com/184076
(cherry picked from commit 35e5c5e473f871cdc897473a31586afbececd716)

tegra124: support tri-state Board Id
Reviewed-on: https://chromium-review.googlesource.com/183855
(cherry picked from commit 1a9d1bd73aa2cd0c36203b247976ad0d00a360e4)

nyan*: Fix SPI pinmux configuration
Reviewed-on: https://chromium-review.googlesource.com/184281
(cherry picked from commit ac4106b673c285af66d72392bd4a8522aba98489)

nyan_big: Add 4GB 204/792MHz BCTs
Reviewed-on: https://chromium-review.googlesource.com/184159
(cherry picked from commit 5ff002d09f8db0543b58962f6c0d24627fb0937e)

tegra124: Add function for obtaining DRAM size via MC regs
Reviewed-on: https://chromium-review.googlesource.com/184535
(cherry picked from commit d4580c46de649903a266a99eb11c9126ba385b48)

tegra124/nyan*: Obtain DRAM size dynamically
Reviewed-on: https://chromium-review.googlesource.com/184431
(cherry picked from commit a7db71744771decc04cf1966efba70bf4897cfa3)

tegra124: Rearrange iRAM layout to allow more space for romstage
Reviewed-on: https://chromium-review.googlesource.com/184240
(cherry picked from commit 6bdaabbc068146a4516c724b71d31bb777dabcfc)

tegra124: Fix MemoryType field name in SDRAM parameters.
Reviewed-on: https://chromium-review.googlesource.com/185113
(cherry picked from commit 9caccd1e86a8c683402fab87d9f3a49b87496e97)

nyan_big: Initialize SDRAM without BootROM.
Reviewed-on: https://chromium-review.googlesource.com/183624
(cherry picked from commit a1cbc00aa80ec1ea52e833a8e31c8e4b27160e70)

tegra124: move FB_SIZE_MB to a more appropriate location
Reviewed-on: https://chromium-review.googlesource.com/184930
(cherry picked from commit ddea486fd4410394417c4e59039d46a324918bdc)

nyan: Initialize SDRAM without BootROM.
Reviewed-on: https://chromium-review.googlesource.com/185114
(cherry picked from commit 1ff51b580b28553919f91b11b443251b048cf26b)

tegra124: Save SDRAM parameters to PMC registers for LP0
Reviewed-on: https://chromium-review.googlesource.com/182928
(cherry picked from commit 7476b4bd0ecdc312476cce871d22f57915a0bd86)

tegra124: Rewrite SDRAM parameter saving code to be more efficient
Reviewed-on: https://chromium-review.googlesource.com/184388
(cherry picked from commit 25084bd0407624e4b2ff82388c32af1198c501a6)

nyan: Slightly change the way SDRAM parameter files are set up
Reviewed-on: https://chromium-review.googlesource.com/185286
(cherry picked from commit a31887b804f23e031c395113db582cd71f3d1b6d)

Squashed 16 commits for SDRAM support on nyan and nyan_big.

Change-Id: I07419985376277083d62400dd14fe8273f6d5ca8
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6949
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>

1 files changed, 58 insertions, 0 deletions

diff --git a/src/mainboard/google/nyan/sdram_configs.c b/src/mainboard/google/nyan/sdram_configs.c
new file mode 100644
index 0000000000..89e33618fe
--- /dev/null
+++ b/src/mainboard/google/nyan/sdram_configs.c
@@ -0,0 +1,58 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <soc/nvidia/tegra124/sdram.h>
+#include "sdram_configs.h"
+
+static struct sdram_params sdram_configs[] = {
+#include "bct/sdram-hynix-2GB-792.inc"			/* ram_code = 0000 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0001 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0010 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0011 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0100 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0101 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0110 */
+#include "bct/sdram-unused.inc"				/* ram_code = 0111 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1000 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1001 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1010 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1011 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1100 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1101 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1110 */
+#include "bct/sdram-unused.inc"				/* ram_code = 1111 */
+};
+
+const struct sdram_params *get_sdram_config()
+{
+	uint32_t ramcode = sdram_get_ram_code();
+	/*
+	 * If we need to apply some special hacks to RAMCODE mapping (ex, by
+	 * board_id), do that now.
+	 */
+
+	printk(BIOS_SPEW, "%s: RAMCODE=%d\n", __func__, ramcode);
+	if (ramcode >= sizeof(sdram_configs) / sizeof(sdram_configs[0]) ||
+	    sdram_configs[ramcode].MemoryType == NvBootMemoryType_Unused) {
+		die("Invalid RAMCODE.");
+	}
+
+	return &sdram_configs[ramcode];
+}