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-rw-r--r--board/gateworks/gw_ventana/gw_ventana_spl.c189
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))