diff options
Diffstat (limited to 'board/gateworks/gw_ventana/gw_ventana_spl.c')
| -rw-r--r-- | board/gateworks/gw_ventana/gw_ventana_spl.c | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c index 136b5fcd77..6060b44216 100644 --- a/board/gateworks/gw_ventana/gw_ventana_spl.c +++ b/board/gateworks/gw_ventana/gw_ventana_spl.c @@ -374,6 +374,25 @@ static struct mx6_mmdc_calibration mx6sdl_256x64_mmdc_calib = { .p1_mpwrdlctl = 0x383A3930, }; +static struct mx6_mmdc_calibration mx6sdl_256x64x2_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x001F003F, + .p0_mpwldectrl1 = 0x001F001F, + .p1_mpwldectrl0 = 0x001F004E, + .p1_mpwldectrl1 = 0x0059001F, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x42220225, + .p0_mpdgctrl1 = 0x0213021F, + .p1_mpdgctrl0 = 0x022C0242, + .p1_mpdgctrl1 = 0x022C0244, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x474A4C4A, + .p1_mprddlctl = 0x48494C45, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x3F3F3F36, + .p1_mpwrdlctl = 0x3F36363F, +}; + static struct mx6_mmdc_calibration mx6dq_512x32_mmdc_calib = { /* write leveling calibration determine */ .p0_mpwldectrl0 = 0x002A0025, @@ -510,10 +529,25 @@ static void spl_dram_init(int width, int size_mb, int board_model) calib = &mx6sdl_256x64_mmdc_calib; debug("4gB density\n"); } else if (width == 64 && size_mb == 4096) { - mem = &mt41k512m16ha_125; - if (is_cpu_type(MXC_CPU_MX6Q)) - calib = &mx6dq_512x64_mmdc_calib; - debug("8gB density\n"); + switch(board_model) { + case GW5903: + /* 8xMT41K256M16 (4GiB) fly-by mirrored 2-chipsels */ + mem = &mt41k256m16ha_125; + debug("4gB density\n"); + if (!is_cpu_type(MXC_CPU_MX6Q)) { + calib = &mx6sdl_256x64x2_mmdc_calib; + sysinfo.ncs = 2; + sysinfo.cs_density = 18; /* CS0_END=71 */ + sysinfo.cs1_mirror = 1; /* mirror enabled */ + } + break; + default: + mem = &mt41k512m16ha_125; + if (is_cpu_type(MXC_CPU_MX6Q)) + calib = &mx6dq_512x64_mmdc_calib; + debug("8gB density\n"); + break; + } } if (!(mem && calib)) { |