diff options
Diffstat (limited to 'src/mainboard/google/rush')
| -rw-r--r-- | src/mainboard/google/rush/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/mainboard/google/rush/romstage.c | 7 | ||||
| -rw-r--r-- | src/mainboard/google/rush/sdram_configs.c | 57 | ||||
| -rw-r--r-- | src/mainboard/google/rush/sdram_configs.h | 28 |
4 files changed, 93 insertions, 0 deletions
diff --git a/src/mainboard/google/rush/Makefile.inc b/src/mainboard/google/rush/Makefile.inc index 4c6273f99f..746af11392 100644 --- a/src/mainboard/google/rush/Makefile.inc +++ b/src/mainboard/google/rush/Makefile.inc @@ -34,5 +34,6 @@ bootblock-y += reset.c romstage-y += romstage.c romstage-y += reset.c +romstage-y += sdram_configs.c ramstage-y += mainboard.c
\ No newline at end of file diff --git a/src/mainboard/google/rush/romstage.c b/src/mainboard/google/rush/romstage.c index f0de9c0dfb..9db52989f7 100644 --- a/src/mainboard/google/rush/romstage.c +++ b/src/mainboard/google/rush/romstage.c @@ -22,6 +22,9 @@ #include <console/console.h> #include <arch/exception.h> +#include "sdram_configs.h" +#include <soc/nvidia/tegra132/sdram.h> + void main(void) { void *entry; @@ -31,6 +34,10 @@ void main(void) printk(BIOS_INFO, "T132: romstage here\n"); + sdram_init(get_sdram_config()); + + printk(BIOS_INFO, "T132 romstage: sdram_init done\n"); + while (1); entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, "fallback/ramstage"); diff --git a/src/mainboard/google/rush/sdram_configs.c b/src/mainboard/google/rush/sdram_configs.c new file mode 100644 index 0000000000..18386ac53e --- /dev/null +++ b/src/mainboard/google/rush/sdram_configs.c @@ -0,0 +1,57 @@ +/* + * 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/tegra132/sdram.h> +#include "sdram_configs.h" + +static struct sdram_params sdram_configs[] = { +#include "bct/sdram-hynix-2GB-924.inc" /* ram_code = 0000 */ +#include "bct/sdram-hynix-4GB-792.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]; +} diff --git a/src/mainboard/google/rush/sdram_configs.h b/src/mainboard/google/rush/sdram_configs.h new file mode 100644 index 0000000000..e00e9ca04c --- /dev/null +++ b/src/mainboard/google/rush/sdram_configs.h @@ -0,0 +1,28 @@ +/* + * 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 + */ + +#ifndef __MAINBOARD_GOOGLE_RUSH_SDRAM_CONFIG_H__ +#define __MAINBOARD_GOOGLE_RUSH_SDRAM_CONFIG_H__ + +#include <soc/nvidia/tegra132/sdram_param.h> + +/* Loads SDRAM configurations for current system. */ +const struct sdram_params *get_sdram_config(void); + +#endif /* __MAINBOARD_GOOGLE_RUSH_SDRAM_CONFIG_H__ */ |