feat(mt8196): add SPMI driver
Add SPMI and PMIF driver for PMIC communication
Change-Id: Iad1d90381d6dad6b3e92fd9d6a3ce02fa11d15f1
Signed-off-by: Hope Wang <hope.wang@mediatek.corp-partner.google.com>
diff --git a/plat/mediatek/drivers/spmi/spmi_common.h b/plat/mediatek/drivers/spmi/spmi_common.h
new file mode 100644
index 0000000..16850b1
--- /dev/null
+++ b/plat/mediatek/drivers/spmi/spmi_common.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2025, Mediatek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SPMI_COMMON_H
+#define SPMI_COMMON_H
+
+#include <stdint.h>
+
+#include <platform_def.h>
+#include "pmif_common.h"
+
+/* Read/write byte limitation */
+#define PMIF_BYTECNT_MAX 2
+
+#define SPMI_GROUP_ID 0xB
+
+/* enum marco for cmd/channel */
+enum spmi_master {
+ SPMI_MASTER_0 = 0,
+ SPMI_MASTER_1,
+ SPMI_MASTER_P_1,
+ SPMI_MASTER_MAX
+};
+
+enum spmi_slave {
+ SPMI_SLAVE_0 = 0,
+ SPMI_SLAVE_1,
+ SPMI_SLAVE_2,
+ SPMI_SLAVE_3,
+ SPMI_SLAVE_4,
+ SPMI_SLAVE_5,
+ SPMI_SLAVE_6,
+ SPMI_SLAVE_7,
+ SPMI_SLAVE_8,
+ SPMI_SLAVE_9,
+ SPMI_SLAVE_10,
+ SPMI_SLAVE_11,
+ SPMI_SLAVE_12,
+ SPMI_SLAVE_13,
+ SPMI_SLAVE_14,
+ SPMI_SLAVE_15,
+ SPMI_MAX_SLAVE_ID
+};
+
+enum slv_type {
+ BUCK_CPU,
+ BUCK_GPU,
+ BUCK_MD,
+ BUCK_RF,
+ MAIN_PMIC,
+ BUCK_VPU,
+ SUB_PMIC,
+ CLOCK_PMIC,
+ SECOND_PMIC,
+ SLV_TYPE_MAX
+};
+
+enum slv_type_id {
+ BUCK_RF_ID = 1,
+ BUCK_MD_ID = 3,
+ MAIN_PMIC_ID = 5,
+ BUCK_CPU_ID = 6,
+ BUCK_GPU_ID = 7,
+ BUCK_VPU_ID,
+ SUB_PMIC_ID = 10,
+ CLOCK_PMIC_ID = 11,
+ SECOND_PMIC_ID = 12,
+ SLV_TYPE_ID_MAX
+};
+
+enum {
+ SPMI_OP_ST_BUSY = 1,
+ SPMI_OP_ST_ACK = 0,
+ SPMI_OP_ST_NACK = 1
+};
+
+struct spmi_device {
+ int slvid;
+ int grpiden;
+ enum slv_type type;
+ enum slv_type_id type_id;
+ int mstid;
+ uint16_t hwcid_addr;
+ uint8_t hwcid_val;
+ uint16_t hwcid_mask;
+ uint16_t swcid_addr;
+ uint8_t swcid_val;
+ uint16_t wpk_key_addr;
+ uint16_t wpk_key_val;
+ uint16_t wpk_key_h_val;
+ uint16_t tma_key_addr;
+ uint16_t tma_key_val;
+ uint16_t tma_key_h_val;
+ uint16_t rcs_en_addr;
+ uint16_t rcs_slvid_addr;
+ struct pmif *pmif_arb;
+};
+
+int spmi_command_shutdown(int mstid, struct spmi_device *dev, unsigned int grpiden);
+#endif