1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/ddr/marvell/a38x/ddr_topology_def.h b/drivers/ddr/marvell/a38x/ddr_topology_def.h
new file mode 100644
index 0000000000..f8894e828a
--- /dev/null
+++ b/drivers/ddr/marvell/a38x/ddr_topology_def.h
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) Marvell International Ltd. and its affiliates
+ *
+ * SPDX-License-Identifier:     GPL-2.0
+ */
+
+#ifndef _DDR_TOPOLOGY_DEF_H
+#define _DDR_TOPOLOGY_DEF_H
+
+#include "ddr3_training_ip_def.h"
+#include "ddr3_topology_def.h"
+
+#if defined(CONFIG_ARMADA_38X)
+#include "ddr3_a38x.h"
+#endif
+
+/* bus width in bits */
+enum hws_bus_width {
+	BUS_WIDTH_4,
+	BUS_WIDTH_8,
+	BUS_WIDTH_16,
+	BUS_WIDTH_32
+};
+
+enum hws_temperature {
+	HWS_TEMP_LOW,
+	HWS_TEMP_NORMAL,
+	HWS_TEMP_HIGH
+};
+
+enum hws_mem_size {
+	MEM_512M,
+	MEM_1G,
+	MEM_2G,
+	MEM_4G,
+	MEM_8G,
+	MEM_SIZE_LAST
+};
+
+struct bus_params {
+	/* Chip Select (CS) bitmask (bits 0-CS0, bit 1- CS1 ...) */
+	u8 cs_bitmask;
+
+	/*
+	 * mirror enable/disable
+	 * (bits 0-CS0 mirroring, bit 1- CS1 mirroring ...)
+	 */
+	int mirror_enable_bitmask;
+
+	/* DQS Swap (polarity) - true if enable */
+	int is_dqs_swap;
+
+	/* CK swap (polarity) - true if enable */
+	int is_ck_swap;
+};
+
+struct if_params {
+	/* bus configuration */
+	struct bus_params as_bus_params[MAX_BUS_NUM];
+
+	/* Speed Bin Table */
+	enum hws_speed_bin speed_bin_index;
+
+	/* bus width of memory */
+	enum hws_bus_width bus_width;
+
+	/* Bus memory size (MBit) */
+	enum hws_mem_size memory_size;
+
+	/* The DDR frequency for each interfaces */
+	enum hws_ddr_freq memory_freq;
+
+	/*
+	 * delay CAS Write Latency
+	 * - 0 for using default value (jedec suggested)
+	 */
+	u8 cas_wl;
+
+	/*
+	 * delay CAS Latency
+	 * - 0 for using default value (jedec suggested)
+	 */
+	u8 cas_l;
+
+	/* operation temperature */
+	enum hws_temperature interface_temp;
+};
+
+struct hws_topology_map {
+	/* Number of interfaces (default is 12) */
+	u8 if_act_mask;
+
+	/* Controller configuration per interface */
+	struct if_params interface_params[MAX_INTERFACE_NUM];
+
+	/* BUS per interface (default is 4) */
+	u8 num_of_bus_per_interface;
+
+	/* Bit mask for active buses */
+	u8 bus_act_mask;
+};
+
+/* DDR3 training global configuration parameters */
+struct tune_train_params {
+	u32 ck_delay;
+	u32 ck_delay_16;
+	u32 p_finger;
+	u32 n_finger;
+	u32 phy_reg3_val;
+};
+
+#endif /* _DDR_TOPOLOGY_DEF_H */