[PATCH v3 2/2] board: phycore_imx8mp: Use 2GHz RAM timings for PCL-070 from pcb_rev 1

Benjamin Hahn B.Hahn at phytec.de
Wed Mar 6 17:18:32 CET 2024


We need to differ between PCL-070 and PCM-070. PCL-070 supports 2GHz RAM
timings from pcb rev 1 or newer. PCM-070 supports 2GHz RAM timings from
pcb rev 3 or newer.

Signed-off-by: Benjamin Hahn <B.Hahn at phytec.de>
---
 board/phytec/phycore_imx8mp/spl.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/board/phytec/phycore_imx8mp/spl.c b/board/phytec/phycore_imx8mp/spl.c
index d38f6368fe36..df158024654e 100644
--- a/board/phytec/phycore_imx8mp/spl.c
+++ b/board/phytec/phycore_imx8mp/spl.c
@@ -46,8 +46,10 @@ void spl_dram_init(void)
 	if (!ret)
 		phytec_print_som_info(NULL);
 
-	ret = phytec_get_rev(NULL);
-	if (ret >= 3 && ret != PHYTEC_EEPROM_INVAL) {
+	u8 rev = phytec_get_rev(NULL);
+	u8 somtype = phytec_get_som_type(NULL);
+
+	if (rev != PHYTEC_EEPROM_INVAL && (rev >= 3 || (somtype == SOM_TYPE_PCL && rev >= 1))) {
 		dram_timing.ddrc_cfg[3].val = 0x1323;
 		dram_timing.ddrc_cfg[4].val = 0x1e84800;
 		dram_timing.ddrc_cfg[5].val = 0x7a0118;

-- 
2.34.1



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