From: Egli, Samuel Date: Thu, 24 Apr 2014 15:57:53 +0000 (+0200) Subject: siemens: update DDR3 parameters for dxr2 X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=823b2c4ce4b54b658b45055bbc4c79f15789d48c;p=u-boot.git siemens: update DDR3 parameters for dxr2 * add parameters for factory and print them at start up to facilitate control of right DDR3 settings in EEPROM. * cosmetic changes in a couple of printfs Signed-off-by: Samuel Egli Cc: Roger Meier Cc: Heiko Schocher Cc: Wolfgang Denk --- diff --git a/board/siemens/dxr2/board.c b/board/siemens/dxr2/board.c index 38ac93d795..e9f157a9ea 100644 --- a/board/siemens/dxr2/board.c +++ b/board/siemens/dxr2/board.c @@ -38,12 +38,26 @@ DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_SPL_BUILD static struct dxr2_baseboard_id __attribute__((section(".data"))) settings; -/* @303MHz-i0 */ + +#if DDR_PLL_FREQ == 303 +/* Default@303MHz-i0 */ +const struct ddr3_data ddr3_default = { + 0x33524444, 0x56312e35, 0x0080, 0x0000, 0x003A, 0x003F, 0x009F, + 0x0079, 0x0888A39B, 0x26247FDA, 0x501F821F, 0x00100206, 0x61A44A32, + 0x0000093B, 0x0000014A, + "default name @303MHz \0", + "default marking \0", +}; +#elif DDR_PLL_FREQ == 400 +/* Default@400MHz-i0 */ const struct ddr3_data ddr3_default = { - 0x33524444, 0x56312e34, 0x0080, 0x0000, 0x0038, 0x003E, 0x00A4, - 0x0075, 0x0888A39B, 0x26247FDA, 0x501F821F, 0x00100206, 0x61A44A32, + 0x33524444, 0x56312e35, 0x0080, 0x0000, 0x0039, 0x0046, 0x00ab, + 0x0080, 0x0AAAA4DB, 0x26307FDA, 0x501F821F, 0x00100207, 0x61A45232, 0x00000618, 0x0000014A, + "default name @400MHz \0", + "default marking \0", }; +#endif static void set_default_ddr3_timings(void) { @@ -53,8 +67,12 @@ static void set_default_ddr3_timings(void) static void print_ddr3_timings(void) { - printf("\n\nDDR3 Timing parameters:\n"); - printf("Diff Eeprom Default\n"); + printf("\nDDR3\n"); + printf("clock:\t\t%d MHz\n", DDR_PLL_FREQ); + printf("device:\t\t%s\n", settings.ddr3.manu_name); + printf("marking:\t%s\n", settings.ddr3.manu_marking); + printf("timing parameters\n"); + printf("diff\teeprom\tdefault\n"); PRINTARGS(magic); PRINTARGS(version); PRINTARGS(ddr3_sratio); @@ -78,9 +96,9 @@ static void print_ddr3_timings(void) static void print_chip_data(void) { - printf("\n"); - printf("Device: '%s'\n", settings.chip.sdevname); - printf("HW version: '%s'\n", settings.chip.shwver); + printf("\nCPU BOARD\n"); + printf("device: \t'%s'\n", settings.chip.sdevname); + printf("hw version: \t'%s'\n", settings.chip.shwver); } #endif /* CONFIG_SPL_BUILD */ @@ -112,19 +130,18 @@ static int read_eeprom(void) printf("Using DDR3 settings from EEPROM\n"); } else { if (ddr3_default.magic != settings.ddr3.magic) - printf("Error: No valid DDR3 data in eeprom.\n"); + printf("Warning: No valid DDR3 data in eeprom.\n"); if (ddr3_default.version != settings.ddr3.version) - printf("Error: DDR3 data version does not match.\n"); + printf("Warning: DDR3 data version does not match.\n"); printf("Using default settings\n"); set_default_ddr3_timings(); } if (MAGIC_CHIP == settings.chip.magic) { - printf("Valid chip data in eeprom\n"); print_chip_data(); } else { - printf("Error: No chip data in eeprom\n"); + printf("Warning: No chip data in eeprom\n"); } print_ddr3_timings(); diff --git a/board/siemens/dxr2/board.h b/board/siemens/dxr2/board.h index abf5432329..a59ffb0109 100644 --- a/board/siemens/dxr2/board.h +++ b/board/siemens/dxr2/board.h @@ -22,24 +22,26 @@ #define MAGIC_CHIP 0x50494843 /* Automatic generated definition */ -/* Wed, 18 Sep 2013 18:58:27 +0200 */ -/* From file: draco/ddr3-data-micron-v2.txt */ +/* Wed, 16 Apr 2014 16:50:41 +0200 */ +/* From file: draco/ddr3-data-universal-default@303MHz-i0-ES3.txt */ struct ddr3_data { unsigned int magic; /* 0x33524444 */ - unsigned int version; /* 0x56312e34 */ - unsigned short int ddr3_sratio; /* 0x0100 */ - unsigned short int iclkout; /* 0x0001 */ + unsigned int version; /* 0x56312e35 */ + unsigned short int ddr3_sratio; /* 0x0080 */ + unsigned short int iclkout; /* 0x0000 */ unsigned short int dt0rdsratio0; /* 0x003A */ - unsigned short int dt0wdsratio0; /* 0x008A */ - unsigned short int dt0fwsratio0; /* 0x010B */ - unsigned short int dt0wrsratio0; /* 0x00C4 */ + unsigned short int dt0wdsratio0; /* 0x003F */ + unsigned short int dt0fwsratio0; /* 0x009F */ + unsigned short int dt0wrsratio0; /* 0x0079 */ unsigned int sdram_tim1; /* 0x0888A39B */ unsigned int sdram_tim2; /* 0x26247FDA */ unsigned int sdram_tim3; /* 0x501F821F */ unsigned int emif_ddr_phy_ctlr_1; /* 0x00100206 */ - unsigned int sdram_config; /* 0x61C04AB2 */ - unsigned int ref_ctrl; /* 0x00000618 */ - unsigned int ioctr_val; /* 0x0000018B */ + unsigned int sdram_config; /* 0x61A44A32 */ + unsigned int ref_ctrl; /* 0x0000093B */ + unsigned int ioctr_val; /* 0x0000014A */ + char manu_name[32]; /* "default@303MHz \0" */ + char manu_marking[32]; /* "default \0" */ }; struct chip_data {