armv7: ls102xa: Don't power down OCRAM1 during deep sleep
To allow OCRAM to be used as wakeup source in
deep sleep, do not power it down.
Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c b/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c
index 86693ed..df64f54 100644
--- a/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c
+++ b/arch/arm/cpu/armv7/ls102xa/ls102xa_psci.c
@@ -74,7 +74,12 @@
* is first saved to a spare register and then read from it
*/
ippdexpcr1 = in_be32(&scfg->sparecr[7]);
- out_be32(&rcpm->ippdexpcr1, ippdexpcr1);
+
+ /*
+ * To allow OCRAM to be used as wakeup source in deep sleep,
+ * do not power it down.
+ */
+ out_be32(&rcpm->ippdexpcr1, ippdexpcr1 | RCPM_IPPDEXPCR1_OCRAM1);
if (ippdexpcr0 & RCPM_IPPDEXPCR0_ETSEC)
pmcintecr |= SCFG_PMCINTECR_ETSECRXG0 |