soc: intel_adsp: lpsram enable retention mode

This patch enables memory retention mode on lpsram. Signed-off-by: Tomasz Leman <tomasz.m.leman@intel.com>
thesofproject · Oct 17, 2023 · 09d604b · 09d604b
1 parent 5e72285
commit 09d604b
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/soc/xtensa/intel_adsp/ace/sram.c b/soc/xtensa/intel_adsp/ace/sram.c
@@ -41,6 +41,7 @@ __imr void lp_sram_init(void)
 
 	for (idx = 0; idx < lpsram_ebb_quantity; ++idx) {
 		LPSRAM_REGS(idx)->USxPGCTL = 0;
+		LPSRAM_REGS(idx)->USxRMCTL = 1;
 	}
 	for (idx = 0; idx < lpsram_ebb_quantity; ++idx) {
 		while (LPSRAM_REGS(idx)->USxPGISTS != 0) {