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authorTim Harvey <tharvey@gateworks.com>2015-04-08 12:54:55 -0700
committerStefano Babic <sbabic@denx.de>2015-04-22 14:39:11 +0200
commit7f14c31bba70ee339c8c730e263a143b869f2828 (patch)
tree0d9552e738563d988945f33ff93533372a9095b4 /board
parent06edcb9d3787dc03ad6be87d083a7bcb15aa4c09 (diff)
imx: ventana: remove 128x16 calibration (share with 128x32)
The calibration data for dual 2Gb density chips can be used for a single 2Gb density chip. Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Diffstat (limited to 'board')
-rw-r--r--board/gateworks/gw_ventana/gw_ventana_spl.c27
1 files changed, 3 insertions, 24 deletions
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c
index baa2c6e00a..b839b8900f 100644
--- a/board/gateworks/gw_ventana/gw_ventana_spl.c
+++ b/board/gateworks/gw_ventana/gw_ventana_spl.c
@@ -220,17 +220,6 @@ static struct mx6_ddr3_cfg mt41k256m16ha_125 = {
* calibration - these are the various CPU/DDR3 combinations we support
*/
-static struct mx6_mmdc_calibration mx6dq_128x16_mmdc_calib = {
- /* write leveling calibration determine */
- .p0_mpwldectrl0 = 0x00190017,
- /* Read DQS Gating calibration */
- .p0_mpdgctrl0 = 0x43380347,
- /* Read Calibration: DQS delay relative to DQ read access */
- .p0_mprddlctl = 0x3C313539,
- /* Write Calibration: DQ/DM delay relative to DQS write access */
- .p0_mpwrdlctl = 0x36393C39,
-};
-
static struct mx6_mmdc_calibration mx6dq_256x16_mmdc_calib = {
/* write leveling calibration determine */
.p0_mpwldectrl0 = 0x001B0016,
@@ -244,17 +233,6 @@ static struct mx6_mmdc_calibration mx6dq_256x16_mmdc_calib = {
.p0_mpwrdlctl = 0x40403D36,
};
-static struct mx6_mmdc_calibration mx6sdl_128x16_mmdc_calib = {
- /* write leveling calibration determine */
- .p0_mpwldectrl0 = 0x00190017,
- /* Read DQS Gating calibration */
- .p0_mpdgctrl0 = 0x43380347,
- /* Read Calibration: DQS delay relative to DQ read access */
- .p0_mprddlctl = 0x3C313539,
- /* Write Calibration: DQ/DM delay relative to DQS write access */
- .p0_mpwrdlctl = 0x36393C39,
-};
-
static struct mx6_mmdc_calibration mx6sdl_256x16_mmdc_calib = {
/* write leveling calibration determine */
.p0_mpwldectrl0 = 0x00420043,
@@ -412,11 +390,12 @@ static void spl_dram_init(int width, int size_mb, int board_model)
* mx6_ddr_cfg - chip specific timing/layout details
*/
if (width == 16 && size_mb == 256) {
+ /* 1x 2Gb density chip - same calib as 2x 2Gb */
mem = &mt41k128m16jt_125;
if (is_cpu_type(MXC_CPU_MX6Q))
- calib = &mx6dq_128x16_mmdc_calib;
+ calib = &mx6dq_128x32_mmdc_calib;
else
- calib = &mx6sdl_128x16_mmdc_calib;
+ calib = &mx6sdl_128x32_mmdc_calib;
debug("2gB density\n");
} else if (width == 16 && size_mb == 512) {
mem = &mt41k256m16ha_125;