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/phy-gen2/csr.h b/drivers/nxp/ddr/phy-gen2/csr.h
new file mode 100644
index 0000000..ee7b4d8
--- /dev/null
+++ b/drivers/nxp/ddr/phy-gen2/csr.h
@@ -0,0 +1,151 @@
+/*
+ * Copyright 2021 NXP
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef CSR_H
+#define CSR_H
+
+#define t_anib					0
+#define t_dbyte					0x10000
+#define t_master				0x20000
+#define t_acsm					0x40000
+#define t_initeng				0x90000
+#define t_drtub					0xc0000
+#define t_apbonly				0xd0000
+#define csr_dbyte_misc_mode_addr		0x00
+#define csr_micro_cont_mux_sel_addr		0x00
+#define csr_uct_shadow_regs			0x04
+#define csr_cal_uclk_info_addr			0x08
+#define csr_seq0bdly0_addr			0x0b
+#define csr_seq0bdly1_addr			0x0c
+#define csr_seq0bdly2_addr			0x0d
+#define csr_seq0bdly3_addr			0x0e
+#define csr_seq0bdisable_flag0_addr		0x0c
+#define csr_seq0bdisable_flag1_addr		0x0d
+#define csr_seq0bdisable_flag2_addr		0x0e
+#define csr_seq0bdisable_flag3_addr		0x0f
+#define csr_seq0bdisable_flag4_addr		0x10
+#define csr_seq0bdisable_flag5_addr		0x11
+#define csr_seq0bdisable_flag6_addr		0x12
+#define csr_seq0bdisable_flag7_addr		0x13
+#define csr_dfi_mode_addr			0x18
+#define csr_tristate_mode_ca_addr		0x19
+#define csr_dfiphyupd_addr			0x21
+#define csr_dqs_preamble_control_addr		0x24
+#define csr_master_x4config_addr		0x25
+#define csr_enable_cs_multicast_addr		0x27
+#define csr_acx4_anib_dis_addr			0x2c
+#define csr_dmipin_present_addr			0x2d
+#define csr_ard_ptr_init_val_addr		0x2e
+#define csr_dct_write_prot			0x31
+#define csr_uct_write_only_shadow		0x32
+#define csr_uct_write_prot			0x33
+#define csr_uct_dat_write_only_shadow		0x34
+#define	csr_dbyte_dll_mode_cntrl_addr		0x3a
+#define csr_atx_impedance_addr			0x43
+#define csr_dq_dqs_rcv_cntrl_addr		0x43
+#define csr_cal_offsets_addr			0x45
+#define csr_tx_impedance_ctrl1_addr		0x49
+#define csr_dq_dqs_rcv_cntrl1_addr		0x4a
+#define csr_tx_odt_drv_stren_addr		0x4d
+#define csr_cal_drv_str0_addr			0x50
+#define csr_atx_slew_rate_addr			0x55
+#define csr_proc_odt_time_ctl_addr		0x56
+#define csr_mem_alert_control_addr		0x5b
+#define csr_mem_alert_control2_addr		0x5c
+#define csr_tx_slew_rate_addr			0x5f
+#define csr_mem_reset_l_addr			0x60
+#define csr_dfi_camode_addr			0x75
+#define csr_dll_gain_ctl_addr			0x7c
+#define csr_dll_lockparam_addr			0x7d
+#define csr_ucclk_hclk_enables_addr		0x80
+#define csr_acsm_playback0x0_addr		0x80
+#define csr_acsm_playback1x0_addr		0x81
+#define csr_cal_rate_addr			0x88
+#define csr_cal_zap_addr			0x89
+#define csr_cal_misc2_addr			0x98
+#define csr_micro_reset_addr			0x99
+#define csr_dfi_rd_data_cs_dest_map_addr	0xb0
+#define csr_vref_in_global_addr			0xb2
+#define csr_dfi_wr_data_cs_dest_map_addr	0xb4
+#define csr_pll_pwr_dn_addr			0xc3
+#define csr_pll_ctrl2_addr			0xc5
+#define csr_pll_ctrl1_addr			0xc7
+#define csr_pll_test_mode_addr			0xca
+#define csr_pll_ctrl4_addr			0xcc
+#define csr_dfi_freq_xlat0_addr			0xf0
+#define csr_acsm_ctrl0_addr			0xf0
+#define csr_dfi_freq_ratio_addr			0xfa
+#define csr_acsm_ctrl13_addr			0xfd
+#define csr_tx_pre_drv_mode_lsb			8
+#define csr_tx_pre_n_lsb			4
+#define csr_tx_pre_p_lsb			0
+#define csr_atx_pre_drv_mode_lsb		8
+#define csr_atx_pre_n_lsb			4
+#define csr_atx_pre_p_lsb			0
+#define csr_wdqsextension_lsb			8
+#define csr_lp4sttc_pre_bridge_rx_en_lsb	7
+#define csr_lp4postamble_ext_lsb		6
+#define csr_lp4tgl_two_tck_tx_dqs_pre_lsb	5
+#define csr_position_dfe_init_lsb		2
+#define csr_two_tck_tx_dqs_pre_lsb		1
+#define csr_two_tck_rx_dqs_pre_lsb		0
+#define csr_dll_rx_preamble_mode_lsb		1
+#define csr_odtstren_n_lsb			6
+#define csr_drv_stren_fsdq_n_lsb		6
+#define	csr_drv_stren_fsdq_p_lsb		0
+#define csr_adrv_stren_n_lsb			5
+#define csr_adrv_stren_p_lsb			0
+#define csr_cal_drv_str_pu50_lsb		4
+#define csr_cal_once_lsb			5
+#define csr_cal_interval_lsb			0
+#define csr_cal_run_lsb				4
+#define csr_global_vref_in_dac_lsb		3
+#define csr_gain_curr_adj_lsb			7
+#define csr_major_mode_dbyte_lsb		4
+#define csr_dfe_ctrl_lsb			2
+#define csr_ext_vref_range_lsb			1
+#define csr_sel_analog_vref_lsb			0
+#define csr_malertsync_bypass_lsb		0
+#define csr_ck_dis_val_lsb			2
+#define csr_ddr2tmode_lsb			1
+#define csr_dis_dyn_adr_tri_lsb			0
+#define	csr_dbyte_disable_lsb			2
+#define csr_power_down_rcvr_lsb			0
+#define csr_power_down_rcvr_dqs_lsb		9
+#define csr_rx_pad_standby_en_lsb		10
+#define csr_rx_pad_standby_en_mask		0x400
+#define csr_x4tg_lsb				0
+#define csr_reset_to_micro_mask			0x8
+#define csr_protect_mem_reset_mask		0x2
+#define csr_stall_to_micro_mask			0x1
+#define uct_write_prot_shadow_mask		0x1
+#define csr_acsm_par_mode_mask			0x4000
+#define csr_acsm_cke_enb_lsb			0
+#define csr_dfiphyupd_threshold_lsb		8
+#define csr_dfiphyupd_threshold_msb		11
+#define csr_dfiphyupd_threshold_mask		0xf00
+#define csr_dfi_rd_destm0_lsb			0
+#define csr_dfi_rd_destm1_lsb			2
+#define csr_dfi_rd_destm2_lsb			4
+#define csr_dfi_rd_destm3_lsb			6
+#define csr_dfi_wr_destm0_lsb			0
+#define csr_dfi_wr_destm1_lsb			2
+#define csr_dfi_wr_destm2_lsb			4
+#define csr_dfi_wr_destm3_lsb			6
+#define csr_acsm_2t_mode_mask			0x40
+#define csr_cal_misc2_err_dis			13
+#define csr_cal_offset_pdc_lsb			6
+#define csr_cal_offset_pdc_msb			9
+#define csr_cal_offset_pdc_mask			0xe0
+#define csr_cal_drv_pdth_mask			0x3c0
+
+
+struct impedance_mapping {
+	int ohm;
+	int code;
+};
+
+#endif