sysreset: psci: add psci_sysreset_get_status

Add weak function psci_sysreset_get_status for platform to define
their own reset status with CONFIG_SYSRESET enabled.

Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/sysreset/sysreset_psci.c b/drivers/sysreset/sysreset_psci.c
index 30c4b9c..a8a4152 100644 (file)
--- a/drivers/sysreset/sysreset_psci.c
+++ b/drivers/sysreset/sysreset_psci.c
@@ -9,6 +9,11 @@
 #include <linux/errno.h>
 #include <linux/psci.h>
 
+__weak int psci_sysreset_get_status(struct udevice *dev, char *buf, int size)
+{
+       return -EOPNOTSUPP;
+}
+
 static int psci_sysreset_request(struct udevice *dev, enum sysreset_t type)
 {
        switch (type) {
@@ -28,6 +33,7 @@ static int psci_sysreset_request(struct udevice *dev, enum sysreset_t type)
 
 static struct sysreset_ops psci_sysreset_ops = {
        .request = psci_sysreset_request,
+       .get_status = psci_sysreset_get_status,
 };
 
 U_BOOT_DRIVER(psci_sysreset) = {