summaryrefslogtreecommitdiff
path: root/src/soc/amd/common/block
diff options
context:
space:
mode:
Diffstat (limited to 'src/soc/amd/common/block')
-rw-r--r--src/soc/amd/common/block/lpc/lpc.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/src/soc/amd/common/block/lpc/lpc.c b/src/soc/amd/common/block/lpc/lpc.c
index 5e18aad0bb..deadfa2a77 100644
--- a/src/soc/amd/common/block/lpc/lpc.c
+++ b/src/soc/amd/common/block/lpc/lpc.c
@@ -25,6 +25,18 @@
/* Most systems should have already enabled the bridge */
void __weak soc_late_lpc_bridge_enable(void) { }
+static void setup_serirq(void)
+{
+ u8 byte;
+
+ /* Set up SERIRQ, enable continuous mode */
+ byte = (PM_SERIRQ_NUM_BITS_21 | PM_SERIRQ_ENABLE);
+ if (!CONFIG(SERIRQ_CONTINUOUS_MODE))
+ byte |= PM_SERIRQ_MODE;
+
+ pm_write8(PM_SERIRQ_CONF, byte);
+}
+
static void lpc_init(struct device *dev)
{
u8 byte;
@@ -81,12 +93,8 @@ static void lpc_init(struct device *dev)
/* Initialize i8254 timers */
setup_i8254();
- /* Set up SERIRQ, enable continuous mode */
- byte = (PM_SERIRQ_NUM_BITS_21 | PM_SERIRQ_ENABLE);
- if (!CONFIG(SERIRQ_CONTINUOUS_MODE))
- byte |= PM_SERIRQ_MODE;
-
- pm_write8(PM_SERIRQ_CONF, byte);
+ if (!CONFIG(SOC_AMD_COMMON_BLOCK_USE_ESPI))
+ setup_serirq();
}
static void lpc_read_resources(struct device *dev)