Angel Pons submitted this change.
mb/purism/librem_skl: Drop DQ and DQS byte maps
These settings are not necessary for DDR4 and can be dropped.
Change-Id: I1946be239f0c90db995a60570474039cef45cfa9
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46251
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
---
M src/mainboard/purism/librem_skl/romstage.c
1 file changed, 0 insertions(+), 26 deletions(-)
diff --git a/src/mainboard/purism/librem_skl/romstage.c b/src/mainboard/purism/librem_skl/romstage.c
index 7be8325..4982836 100644
--- a/src/mainboard/purism/librem_skl/romstage.c
+++ b/src/mainboard/purism/librem_skl/romstage.c
@@ -5,28 +5,6 @@
#include <spd_bin.h>
#include <string.h>
-static void mainboard_fill_dq_map_data(void *dq_map_ch0, void *dq_map_ch1)
-{
- /* DQ byte map */
- const u8 dq_map[2][12] = {
- { 0x0F, 0xF0, 0x00, 0xF0, 0x0F, 0xF0,
- 0x0F, 0x00, 0xFF, 0x00, 0xFF, 0x00 },
- { 0x33, 0xCC, 0x00, 0xCC, 0x33, 0xCC,
- 0x33, 0x00, 0xFF, 0x00, 0xFF, 0x00 } };
- memcpy(dq_map_ch0, dq_map[0], sizeof(dq_map[0]));
- memcpy(dq_map_ch1, dq_map[1], sizeof(dq_map[1]));
-}
-
-static void mainboard_fill_dqs_map_data(void *dqs_map_ch0, void *dqs_map_ch1)
-{
- /* DQS CPU<>DRAM map */
- const u8 dqs_map[2][8] = {
- { 0, 1, 3, 2, 4, 5, 6, 7 },
- { 1, 0, 4, 5, 2, 3, 6, 7 } };
- memcpy(dqs_map_ch0, dqs_map[0], sizeof(dqs_map[0]));
- memcpy(dqs_map_ch1, dqs_map[1], sizeof(dqs_map[1]));
-}
-
static void mainboard_fill_rcomp_res_data(void *rcomp_ptr)
{
/* Rcomp resistor */
@@ -54,10 +32,6 @@
dump_spd_info(&blk);
assert(blk.spd_array[0][0] != 0);
- mainboard_fill_dq_map_data(&mem_cfg->DqByteMapCh0,
- &mem_cfg->DqByteMapCh1);
- mainboard_fill_dqs_map_data(&mem_cfg->DqsMapCpu2DramCh0,
- &mem_cfg->DqsMapCpu2DramCh1);
mainboard_fill_rcomp_res_data(&mem_cfg->RcompResistor);
mainboard_fill_rcomp_strength_data(&mem_cfg->RcompTarget);
To view, visit change 46251. To unsubscribe, or for help writing mail filters, visit settings.