diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/gateworks/gw_ventana/gw_ventana_spl.c | 189 |
1 files changed, 109 insertions, 80 deletions
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c index e943879..9fc253b 100644 --- a/board/gateworks/gw_ventana/gw_ventana_spl.c +++ b/board/gateworks/gw_ventana/gw_ventana_spl.c @@ -201,55 +201,79 @@ static struct mx6_ddr3_cfg mt41k128m16jt_125 = { .trasmin = 3500, }; -/* GW54xx specific calibration */ -static struct mx6_mmdc_calibration gw54xxq_mmdc_calib = { +/* MT41K256M16HA-125 */ +static struct mx6_ddr3_cfg mt41k256m16ha_125 = { + .mem_speed = 1600, + .density = 4, + .width = 16, + .banks = 8, + .rowaddr = 15, + .coladdr = 10, + .pagesz = 2, + .trcd = 1375, + .trcmin = 4875, + .trasmin = 3500, +}; + +/* + * calibration - these are the various CPU/DDR3 combinations we support + */ + +static struct mx6_mmdc_calibration mx6dq_128x32_mmdc_calib = { /* write leveling calibration determine */ - .p0_mpwldectrl0 = 0x00190018, - .p0_mpwldectrl1 = 0x0021001D, - .p1_mpwldectrl0 = 0x00160027, - .p1_mpwldectrl1 = 0x0012001E, + .p0_mpwldectrl0 = 0x00190017, + .p0_mpwldectrl1 = 0x00140026, /* Read DQS Gating calibration */ - .p0_mpdgctrl0 = 0x43370346, - .p0_mpdgctrl1 = 0x032A0321, - .p1_mpdgctrl0 = 0x433A034D, - .p1_mpdgctrl1 = 0x032F0235, + .p0_mpdgctrl0 = 0x43380347, + .p0_mpdgctrl1 = 0x433C034D, /* Read Calibration: DQS delay relative to DQ read access */ .p0_mprddlctl = 0x3C313539, - .p1_mprddlctl = 0x37333140, /* Write Calibration: DQ/DM delay relative to DQS write access */ - .p0_mpwrdlctl = 0x37393C38, - .p1_mpwrdlctl = 0x42334538, + .p0_mpwrdlctl = 0x36393C39, +}; + +static struct mx6_mmdc_calibration mx6sdl_128x32_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x003C003C, + .p0_mpwldectrl1 = 0x001F002A, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x42410244, + .p0_mpdgctrl1 = 0x4234023A, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x484A4C4B, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x33342B32, }; -/* GW53xx specific calibration */ -static struct mx6_mmdc_calibration gw53xxq_mmdc_calib = { +static struct mx6_mmdc_calibration mx6dq_128x64_mmdc_calib = { /* write leveling calibration determine */ - .p0_mpwldectrl0 = 0x00160013, - .p0_mpwldectrl1 = 0x00090024, - .p1_mpwldectrl0 = 0x001F0018, - .p1_mpwldectrl1 = 0x000C001C, + .p0_mpwldectrl0 = 0x00190017, + .p0_mpwldectrl1 = 0x00140026, + .p1_mpwldectrl0 = 0x0021001C, + .p1_mpwldectrl1 = 0x0011001D, /* Read DQS Gating calibration */ - .p0_mpdgctrl0 = 0x433A034C, - .p0_mpdgctrl1 = 0x0336032F, - .p1_mpdgctrl0 = 0x4343034A, - .p1_mpdgctrl1 = 0x03370222, + .p0_mpdgctrl0 = 0x43380347, + .p0_mpdgctrl1 = 0x433C034D, + .p1_mpdgctrl0 = 0x032C0324, + .p1_mpdgctrl1 = 0x03310232, /* Read Calibration: DQS delay relative to DQ read access */ - .p0_mprddlctl = 0x3F343638, - .p1_mprddlctl = 0x38373442, + .p0_mprddlctl = 0x3C313539, + .p1_mprddlctl = 0x37343141, /* Write Calibration: DQ/DM delay relative to DQS write access */ - .p0_mpwrdlctl = 0x343A3E39, - .p1_mpwrdlctl = 0x44344239, + .p0_mpwrdlctl = 0x36393C39, + .p1_mpwrdlctl = 0x42344438, }; -static struct mx6_mmdc_calibration gw53xxdl_mmdc_calib = { + +static struct mx6_mmdc_calibration mx6sdl_128x64_mmdc_calib = { /* write leveling calibration determine */ .p0_mpwldectrl0 = 0x003C003C, - .p0_mpwldectrl1 = 0x00330038, - .p1_mpwldectrl0 = 0x001F002A, + .p0_mpwldectrl1 = 0x001F002A, + .p1_mpwldectrl0 = 0x00330038, .p1_mpwldectrl1 = 0x0022003F, /* Read DQS Gating calibration */ .p0_mpdgctrl0 = 0x42410244, - .p0_mpdgctrl1 = 0x022D022D, - .p1_mpdgctrl0 = 0x4234023A, + .p0_mpdgctrl1 = 0x4234023A, + .p1_mpdgctrl0 = 0x022D022D, .p1_mpdgctrl1 = 0x021C0228, /* Read Calibration: DQS delay relative to DQ read access */ .p0_mprddlctl = 0x484A4C4B, @@ -259,51 +283,42 @@ static struct mx6_mmdc_calibration gw53xxdl_mmdc_calib = { .p1_mpwrdlctl = 0x3933332B, }; -/* GW52xx specific calibration */ -static struct mx6_mmdc_calibration gw52xxdl_mmdc_calib = { - /* write leveling calibration determine */ - .p0_mpwldectrl0 = 0x0040003F, - .p0_mpwldectrl1 = 0x00370037, - /* Read DQS Gating calibration */ - .p0_mpdgctrl0 = 0x42420244, - .p0_mpdgctrl1 = 0x022F022F, - /* Read Calibration: DQS delay relative to DQ read access */ - .p0_mprddlctl = 0x49464B4A, - /* Write Calibration: DQ/DM delay relative to DQS write access */ - .p0_mpwrdlctl = 0x32362C32, -}; - -/* GW51xx specific calibration */ -static struct mx6_mmdc_calibration gw51xxq_mmdc_calib = { +static struct mx6_mmdc_calibration mx6dq_256x32_mmdc_calib = { /* write leveling calibration determine */ - .p0_mpwldectrl0 = 0x00150016, - .p0_mpwldectrl1 = 0x001F0017, + .p0_mpwldectrl0 = 0x001E001A, + .p0_mpwldectrl1 = 0x0026001F, /* Read DQS Gating calibration */ - .p0_mpdgctrl0 = 0x433D034D, - .p0_mpdgctrl1 = 0x033D032F, + .p0_mpdgctrl0 = 0x43370349, + .p0_mpdgctrl1 = 0x032D0327, /* Read Calibration: DQS delay relative to DQ read access */ - .p0_mprddlctl = 0x3F313639, + .p0_mprddlctl = 0x3D303639, /* Write Calibration: DQ/DM delay relative to DQS write access */ - .p0_mpwrdlctl = 0x33393F36, + .p0_mpwrdlctl = 0x32363934, }; -static struct mx6_mmdc_calibration gw51xxdl_mmdc_calib = { +static struct mx6_mmdc_calibration mx6dq_256x64_mmdc_calib = { /* write leveling calibration determine */ - .p0_mpwldectrl0 = 0x003D003F, - .p0_mpwldectrl1 = 0x002F0038, + .p0_mpwldectrl0 = 0X00220021, + .p0_mpwldectrl1 = 0X00200030, + .p1_mpwldectrl0 = 0X002D0027, + .p1_mpwldectrl1 = 0X00150026, /* Read DQS Gating calibration */ - .p0_mpdgctrl0 = 0x423A023A, - .p0_mpdgctrl1 = 0x022A0228, + .p0_mpdgctrl0 = 0x43330342, + .p0_mpdgctrl1 = 0x0339034A, + .p1_mpdgctrl0 = 0x032F0325, + .p1_mpdgctrl1 = 0x032F022E, /* Read Calibration: DQS delay relative to DQ read access */ - .p0_mprddlctl = 0x48494C4C, + .p0_mprddlctl = 0X3A2E3437, + .p1_mprddlctl = 0X35312F3F, /* Write Calibration: DQ/DM delay relative to DQS write access */ - .p0_mpwrdlctl = 0x34352D31, + .p0_mpwrdlctl = 0X33363B37, + .p1_mpwrdlctl = 0X40304239, }; -static void spl_dram_init(int width, int size, int board_model) +static void spl_dram_init(int width, int size_mb, int board_model) { - struct mx6_ddr3_cfg *mem = &mt41k128m16jt_125; - struct mx6_mmdc_calibration *calib; + struct mx6_ddr3_cfg *mem = NULL; + struct mx6_mmdc_calibration *calib = NULL; struct mx6_ddr_sysinfo sysinfo = { /* width of data bus:0=16,1=32,2=64 */ .dsize = width/32, @@ -329,29 +344,43 @@ static void spl_dram_init(int width, int size, int board_model) /* * MMDC Calibration requires the following data: * mx6_mmdc_calibration - board-specific calibration (routing delays) + * these calibration values depend on board routing, SoC, and DDR * mx6_ddr_sysinfo - board-specific memory architecture (width/cs/etc) * mx6_ddr_cfg - chip specific timing/layout details */ - switch (board_model) { - default: - case GW51xx: + if (width == 32 && size_mb == 512) { + mem = &mt41k128m16jt_125; if (is_cpu_type(MXC_CPU_MX6Q)) - calib = &gw51xxq_mmdc_calib; + calib = &mx6dq_128x32_mmdc_calib; else - calib = &gw51xxdl_mmdc_calib; - break; - case GW52xx: - calib = &gw52xxdl_mmdc_calib; - break; - case GW53xx: + calib = &mx6sdl_128x32_mmdc_calib; + debug("2gB density\n"); + } else if (width == 64 && size_mb == 1024) { + mem = &mt41k128m16jt_125; if (is_cpu_type(MXC_CPU_MX6Q)) - calib = &gw53xxq_mmdc_calib; + calib = &mx6dq_128x64_mmdc_calib; else - calib = &gw53xxdl_mmdc_calib; - break; - case GW54xx: - calib = &gw54xxq_mmdc_calib; - break; + calib = &mx6sdl_128x64_mmdc_calib; + debug("2gB density\n"); + } else if (width == 32 && size_mb == 1024) { + mem = &mt41k256m16ha_125; + if (is_cpu_type(MXC_CPU_MX6Q)) + calib = &mx6dq_256x32_mmdc_calib; + debug("4gB density\n"); + } else if (width == 64 && size_mb == 2048) { + mem = &mt41k256m16ha_125; + if (is_cpu_type(MXC_CPU_MX6Q)) + calib = &mx6dq_256x64_mmdc_calib; + debug("4gB density\n"); + } + + if (!mem) { + puts("Error: Invalid Memory Configuration\n"); + hang(); + } + if (!calib) { + puts("Error: Invalid Board Calibration Configuration\n"); + hang(); } if (is_cpu_type(MXC_CPU_MX6Q)) |