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Diffstat (limited to 'plat/mediatek/mt8183/drivers/pmic/pmic.c')
-rw-r--r--plat/mediatek/mt8183/drivers/pmic/pmic.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/plat/mediatek/mt8183/drivers/pmic/pmic.c b/plat/mediatek/mt8183/drivers/pmic/pmic.c
new file mode 100644
index 000000000..818c1493a
--- /dev/null
+++ b/plat/mediatek/mt8183/drivers/pmic/pmic.c
@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2019, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <pmic_wrap_init.h>
+#include <pmic.h>
+
+void wk_pmic_enable_sdn_delay(void)
+{
+ uint32_t con;
+
+ pwrap_write(PMIC_TMA_KEY, 0x9CA7);
+ pwrap_read(PMIC_PSEQ_ELR11, &con);
+ con &= ~PMIC_RG_SDN_DLY_ENB;
+ pwrap_write(PMIC_PSEQ_ELR11, con);
+ pwrap_write(PMIC_TMA_KEY, 0);
+}
+
+void pmic_power_off(void)
+{
+ pwrap_write(PMIC_PWRHOLD, 0x0);
+}