LNL: FPGA: Disable SRAM Retention

serhiy-katsyuba-intel · lgirdwood · commit b34218b732b8 · 2025-03-11T12:57:48.000Z
Disabling SRAM retention improves LPSRAM and HPSRAM access time at the
cost of slightly higher power consumption.

Signed-off-by: Serhiy Katsyuba &lt;serhiy.katsyuba@intel.com&gt;
diff --git a/app/overlays/lnl/fpga_overlay.conf b/app/overlays/lnl/fpga_overlay.conf
@@ -1,3 +1,6 @@
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=19200000
 CONFIG_DAI_DMIC_HW_IOCLK=19200000
 CONFIG_XTENSA_CCOUNT_HZ=40000000
+
+# improves LPSRAM and HPSRAM access time
+CONFIG_SRAM_RETENTION_MODE=n
