nxp: ddr driver enablement for nxp layerscape soc
DDR driver for NXP layerscape SoC(s):
- lx2160aqds
- lx2162aqds
- lx2160ardb
- Other Board with SoC(s) like ls1046a, ls1043a etc;
-- These other boards are not verified yet.
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Signed-off-by: York Sun <york.sun@nxp.com>
Signed-off-by: Udit Agarwal <udit.agarwal@nxp.com>
Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Change-Id: Ic84a63cb30eba054f432d479862cd4d1097cbbaf
diff --git a/drivers/nxp/ddr/include/opts.h b/drivers/nxp/ddr/include/opts.h
new file mode 100644
index 0000000..f32891b
--- /dev/null
+++ b/drivers/nxp/ddr/include/opts.h
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef DDR_OPTS_H
+#define DDR_OPTS_H
+
+#define SDRAM_TYPE_DDR4 5 /* sdram_cfg register */
+
+#define DDR_BC4 4 /* burst chop */
+#define DDR_OTF 6 /* on-the-fly BC4 and BL8 */
+#define DDR_BL8 8 /* burst length 8 */
+
+#define DDR4_RTT_OFF 0
+#define DDR4_RTT_60_OHM 1 /* RZQ/4 */
+#define DDR4_RTT_120_OHM 2 /* RZQ/2 */
+#define DDR4_RTT_40_OHM 3 /* RZQ/6 */
+#define DDR4_RTT_240_OHM 4 /* RZQ/1 */
+#define DDR4_RTT_48_OHM 5 /* RZQ/5 */
+#define DDR4_RTT_80_OHM 6 /* RZQ/3 */
+#define DDR4_RTT_34_OHM 7 /* RZQ/7 */
+#define DDR4_RTT_WR_OFF 0
+#define DDR4_RTT_WR_120_OHM 1
+#define DDR4_RTT_WR_240_OHM 2
+#define DDR4_RTT_WR_HZ 3
+#define DDR4_RTT_WR_80_OHM 4
+#define DDR_ODT_NEVER 0x0
+#define DDR_ODT_CS 0x1
+#define DDR_ODT_ALL_OTHER_CS 0x2
+#define DDR_ODT_OTHER_DIMM 0x3
+#define DDR_ODT_ALL 0x4
+#define DDR_ODT_SAME_DIMM 0x5
+#define DDR_ODT_CS_AND_OTHER_DIMM 0x6
+#define DDR_ODT_OTHER_CS_ONSAMEDIMM 0x7
+#define DDR_BA_INTLV_CS01 0x40
+#define DDR_BA_INTLV_CS0123 0x64
+#define DDR_BA_NONE 0
+#define DDR_256B_INTLV 0x8
+
+struct memctl_opt {
+ int rdimm;
+ unsigned int dbw_cap_shift;
+ struct local_opts_s {
+ unsigned int auto_precharge;
+ unsigned int odt_rd_cfg;
+ unsigned int odt_wr_cfg;
+ unsigned int odt_rtt_norm;
+ unsigned int odt_rtt_wr;
+ } cs_odt[DDRC_NUM_CS];
+ int ctlr_intlv;
+ unsigned int ctlr_intlv_mode;
+ unsigned int ba_intlv;
+ int addr_hash;
+ int ecc_mode;
+ int ctlr_init_ecc;
+ int self_refresh_in_sleep;
+ int self_refresh_irq_en;
+ int dynamic_power;
+ /* memory data width 0 = 64-bit, 1 = 32-bit, 2 = 16-bit */
+ unsigned int data_bus_dimm;
+ unsigned int data_bus_used; /* on individual board */
+ unsigned int burst_length; /* BC4, OTF and BL8 */
+ int otf_burst_chop_en;
+ int mirrored_dimm;
+ int quad_rank_present;
+ int output_driver_impedance;
+ int ap_en;
+ int x4_en;
+
+ int caslat_override;
+ unsigned int caslat_override_value;
+ int addt_lat_override;
+ unsigned int addt_lat_override_value;
+
+ unsigned int clk_adj;
+ unsigned int cpo_sample;
+ unsigned int wr_data_delay;
+
+ unsigned int cswl_override;
+ unsigned int wrlvl_override;
+ unsigned int wrlvl_sample;
+ unsigned int wrlvl_start;
+ unsigned int wrlvl_ctl_2;
+ unsigned int wrlvl_ctl_3;
+
+ int half_strength_drive_en;
+ int twot_en;
+ int threet_en;
+ unsigned int bstopre;
+ unsigned int tfaw_ps;
+
+ int rtt_override;
+ unsigned int rtt_override_value;
+ unsigned int rtt_wr_override_value;
+ unsigned int rtt_park;
+
+ int auto_self_refresh_en;
+ unsigned int sr_it;
+ unsigned int ddr_cdr1;
+ unsigned int ddr_cdr2;
+
+ unsigned int trwt_override;
+ unsigned int trwt;
+ unsigned int twrt;
+ unsigned int trrt;
+ unsigned int twwt;
+
+ unsigned int vref_phy;
+ unsigned int vref_dimm;
+ unsigned int odt;
+ unsigned int phy_tx_impedance;
+ unsigned int phy_atx_impedance;
+ unsigned int skip2d;
+};
+
+#endif /* DDR_OPTS_H */