[U-Boot,v5,10/20] arm: socfpga: Rename the gen5 sdram driver to more specific name

Message ID 1512460690-3454-11-git-send-email-tien.fong.chee@intel.com
State New
Delegated to: Marek Vasut
Headers show
Series
  • Add FPGA driver, SDRAM driver, generic firmware loader and booting U-Boot.
Related show

Commit Message

Chee, Tien Fong Dec. 5, 2017, 7:58 a.m.
From: Tien Fong Chee <tien.fong.chee@intel.com>

Current sdram driver is only applied to gen5 device, hence it is better
to rename sdram driver to more specific name which is related to gen5
device.

Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
---
 arch/arm/mach-socfpga/include/mach/sdram.h         | 432 +--------------------
 .../include/mach/{sdram.h => sdram_gen5.h}         |   6 +-
 drivers/ddr/altera/Makefile                        |   2 +-
 drivers/ddr/altera/{sdram.c => sdram_gen5.c}       |   0
 4 files changed, 7 insertions(+), 433 deletions(-)
 copy arch/arm/mach-socfpga/include/mach/{sdram.h => sdram_gen5.h} (99%)
 rename drivers/ddr/altera/{sdram.c => sdram_gen5.c} (100%)

Patch

diff --git a/arch/arm/mach-socfpga/include/mach/sdram.h b/arch/arm/mach-socfpga/include/mach/sdram.h
index b11228f..137e073 100644
--- a/arch/arm/mach-socfpga/include/mach/sdram.h
+++ b/arch/arm/mach-socfpga/include/mach/sdram.h
@@ -8,435 +8,9 @@ 
 
 #ifndef __ASSEMBLY__
 
-unsigned long sdram_calculate_size(void);
-int sdram_mmr_init_full(unsigned int sdr_phy_reg);
-int sdram_calibration_full(void);
-
-const struct socfpga_sdram_config *socfpga_get_sdram_config(void);
-
-void socfpga_get_seq_ac_init(const u32 **init, unsigned int *nelem);
-void socfpga_get_seq_inst_init(const u32 **init, unsigned int *nelem);
-const struct socfpga_sdram_rw_mgr_config *socfpga_get_sdram_rwmgr_config(void);
-const struct socfpga_sdram_io_config *socfpga_get_sdram_io_config(void);
-const struct socfpga_sdram_misc_config *socfpga_get_sdram_misc_config(void);
-
-#define SDR_CTRLGRP_ADDRESS	(SOCFPGA_SDR_ADDRESS | 0x5000)
-
-struct socfpga_sdr_ctrl {
-	u32	ctrl_cfg;
-	u32	dram_timing1;
-	u32	dram_timing2;
-	u32	dram_timing3;
-	u32	dram_timing4;	/* 0x10 */
-	u32	lowpwr_timing;
-	u32	dram_odt;
-	u32	extratime1;
-	u32	__padding0[3];
-	u32	dram_addrw;	/* 0x2c */
-	u32	dram_if_width;	/* 0x30 */
-	u32	dram_dev_width;
-	u32	dram_sts;
-	u32	dram_intr;
-	u32	sbe_count;	/* 0x40 */
-	u32	dbe_count;
-	u32	err_addr;
-	u32	drop_count;
-	u32	drop_addr;	/* 0x50 */
-	u32	lowpwr_eq;
-	u32	lowpwr_ack;
-	u32	static_cfg;
-	u32	ctrl_width;	/* 0x60 */
-	u32	cport_width;
-	u32	cport_wmap;
-	u32	cport_rmap;
-	u32	rfifo_cmap;	/* 0x70 */
-	u32	wfifo_cmap;
-	u32	cport_rdwr;
-	u32	port_cfg;
-	u32	fpgaport_rst;	/* 0x80 */
-	u32	__padding1;
-	u32	fifo_cfg;
-	u32	protport_default;
-	u32	prot_rule_addr;	/* 0x90 */
-	u32	prot_rule_id;
-	u32	prot_rule_data;
-	u32	prot_rule_rdwr;
-	u32	__padding2[3];
-	u32	mp_priority;	/* 0xac */
-	u32	mp_weight0;	/* 0xb0 */
-	u32	mp_weight1;
-	u32	mp_weight2;
-	u32	mp_weight3;
-	u32	mp_pacing0;	/* 0xc0 */
-	u32	mp_pacing1;
-	u32	mp_pacing2;
-	u32	mp_pacing3;
-	u32	mp_threshold0;	/* 0xd0 */
-	u32	mp_threshold1;
-	u32	mp_threshold2;
-	u32	__padding3[29];
-	u32	phy_ctrl0;	/* 0x150 */
-	u32	phy_ctrl1;
-	u32	phy_ctrl2;
-};
-
-/* SDRAM configuration structure for the SPL. */
-struct socfpga_sdram_config {
-	u32	ctrl_cfg;
-	u32	dram_timing1;
-	u32	dram_timing2;
-	u32	dram_timing3;
-	u32	dram_timing4;
-	u32	lowpwr_timing;
-	u32	dram_odt;
-	u32	extratime1;
-	u32	dram_addrw;
-	u32	dram_if_width;
-	u32	dram_dev_width;
-	u32	dram_intr;
-	u32	lowpwr_eq;
-	u32	static_cfg;
-	u32	ctrl_width;
-	u32	cport_width;
-	u32	cport_wmap;
-	u32	cport_rmap;
-	u32	rfifo_cmap;
-	u32	wfifo_cmap;
-	u32	cport_rdwr;
-	u32	port_cfg;
-	u32	fpgaport_rst;
-	u32	fifo_cfg;
-	u32	mp_priority;
-	u32	mp_weight0;
-	u32	mp_weight1;
-	u32	mp_weight2;
-	u32	mp_weight3;
-	u32	mp_pacing0;
-	u32	mp_pacing1;
-	u32	mp_pacing2;
-	u32	mp_pacing3;
-	u32	mp_threshold0;
-	u32	mp_threshold1;
-	u32	mp_threshold2;
-	u32	phy_ctrl0;
-};
-
-struct socfpga_sdram_rw_mgr_config {
-	u8	activate_0_and_1;
-	u8	activate_0_and_1_wait1;
-	u8	activate_0_and_1_wait2;
-	u8	activate_1;
-	u8	clear_dqs_enable;
-	u8	guaranteed_read;
-	u8	guaranteed_read_cont;
-	u8	guaranteed_write;
-	u8	guaranteed_write_wait0;
-	u8	guaranteed_write_wait1;
-	u8	guaranteed_write_wait2;
-	u8	guaranteed_write_wait3;
-	u8	idle;
-	u8	idle_loop1;
-	u8	idle_loop2;
-	u8	init_reset_0_cke_0;
-	u8	init_reset_1_cke_0;
-	u8	lfsr_wr_rd_bank_0;
-	u8	lfsr_wr_rd_bank_0_data;
-	u8	lfsr_wr_rd_bank_0_dqs;
-	u8	lfsr_wr_rd_bank_0_nop;
-	u8	lfsr_wr_rd_bank_0_wait;
-	u8	lfsr_wr_rd_bank_0_wl_1;
-	u8	lfsr_wr_rd_dm_bank_0;
-	u8	lfsr_wr_rd_dm_bank_0_data;
-	u8	lfsr_wr_rd_dm_bank_0_dqs;
-	u8	lfsr_wr_rd_dm_bank_0_nop;
-	u8	lfsr_wr_rd_dm_bank_0_wait;
-	u8	lfsr_wr_rd_dm_bank_0_wl_1;
-	u8	mrs0_dll_reset;
-	u8	mrs0_dll_reset_mirr;
-	u8	mrs0_user;
-	u8	mrs0_user_mirr;
-	u8	mrs1;
-	u8	mrs1_mirr;
-	u8	mrs2;
-	u8	mrs2_mirr;
-	u8	mrs3;
-	u8	mrs3_mirr;
-	u8	precharge_all;
-	u8	read_b2b;
-	u8	read_b2b_wait1;
-	u8	read_b2b_wait2;
-	u8	refresh_all;
-	u8	rreturn;
-	u8	sgle_read;
-	u8	zqcl;
-
-	u8	true_mem_data_mask_width;
-	u8	mem_address_mirroring;
-	u8	mem_data_mask_width;
-	u8	mem_data_width;
-	u8	mem_dq_per_read_dqs;
-	u8	mem_dq_per_write_dqs;
-	u8	mem_if_read_dqs_width;
-	u8	mem_if_write_dqs_width;
-	u8	mem_number_of_cs_per_dimm;
-	u8	mem_number_of_ranks;
-	u8	mem_virtual_groups_per_read_dqs;
-	u8	mem_virtual_groups_per_write_dqs;
-};
-
-struct socfpga_sdram_io_config {
-	u16	delay_per_opa_tap;
-	u8	delay_per_dchain_tap;
-	u8	delay_per_dqs_en_dchain_tap;
-	u8	dll_chain_length;
-	u8	dqdqs_out_phase_max;
-	u8	dqs_en_delay_max;
-	u8	dqs_en_delay_offset;
-	u8	dqs_en_phase_max;
-	u8	dqs_in_delay_max;
-	u8	dqs_in_reserve;
-	u8	dqs_out_reserve;
-	u8	io_in_delay_max;
-	u8	io_out1_delay_max;
-	u8	io_out2_delay_max;
-	u8	shift_dqs_en_when_shift_dqs;
-};
-
-struct socfpga_sdram_misc_config {
-	u32	reg_file_init_seq_signature;
-	u8	afi_rate_ratio;
-	u8	calib_lfifo_offset;
-	u8	calib_vfifo_offset;
-	u8	enable_super_quick_calibration;
-	u8	max_latency_count_width;
-	u8	read_valid_fifo_size;
-	u8	tinit_cntr0_val;
-	u8	tinit_cntr1_val;
-	u8	tinit_cntr2_val;
-	u8	treset_cntr0_val;
-	u8	treset_cntr1_val;
-	u8	treset_cntr2_val;
-};
-
-#define SDR_CTRLGRP_CTRLCFG_NODMPINS_LSB 23
-#define SDR_CTRLGRP_CTRLCFG_NODMPINS_MASK 0x00800000
-#define SDR_CTRLGRP_CTRLCFG_DQSTRKEN_LSB 22
-#define SDR_CTRLGRP_CTRLCFG_DQSTRKEN_MASK 0x00400000
-#define SDR_CTRLGRP_CTRLCFG_STARVELIMIT_LSB 16
-#define SDR_CTRLGRP_CTRLCFG_STARVELIMIT_MASK 0x003f0000
-#define SDR_CTRLGRP_CTRLCFG_REORDEREN_LSB 15
-#define SDR_CTRLGRP_CTRLCFG_REORDEREN_MASK 0x00008000
-#define SDR_CTRLGRP_CTRLCFG_ECCCORREN_LSB 11
-#define SDR_CTRLGRP_CTRLCFG_ECCCORREN_MASK 0x00000800
-#define SDR_CTRLGRP_CTRLCFG_ECCEN_LSB 10
-#define SDR_CTRLGRP_CTRLCFG_ECCEN_MASK 0x00000400
-#define SDR_CTRLGRP_CTRLCFG_ADDRORDER_LSB 8
-#define SDR_CTRLGRP_CTRLCFG_ADDRORDER_MASK 0x00000300
-#define SDR_CTRLGRP_CTRLCFG_MEMBL_LSB 3
-#define SDR_CTRLGRP_CTRLCFG_MEMBL_MASK 0x000000f8
-#define SDR_CTRLGRP_CTRLCFG_MEMTYPE_LSB 0
-#define SDR_CTRLGRP_CTRLCFG_MEMTYPE_MASK 0x00000007
-/* Register template: sdr::ctrlgrp::dramtiming1                            */
-#define SDR_CTRLGRP_DRAMTIMING1_TRFC_LSB 24
-#define SDR_CTRLGRP_DRAMTIMING1_TRFC_MASK 0xff000000
-#define SDR_CTRLGRP_DRAMTIMING1_TFAW_LSB 18
-#define SDR_CTRLGRP_DRAMTIMING1_TFAW_MASK 0x00fc0000
-#define SDR_CTRLGRP_DRAMTIMING1_TRRD_LSB 14
-#define SDR_CTRLGRP_DRAMTIMING1_TRRD_MASK 0x0003c000
-#define SDR_CTRLGRP_DRAMTIMING1_TCL_LSB 9
-#define SDR_CTRLGRP_DRAMTIMING1_TCL_MASK 0x00003e00
-#define SDR_CTRLGRP_DRAMTIMING1_TAL_LSB 4
-#define SDR_CTRLGRP_DRAMTIMING1_TAL_MASK 0x000001f0
-#define SDR_CTRLGRP_DRAMTIMING1_TCWL_LSB 0
-#define SDR_CTRLGRP_DRAMTIMING1_TCWL_MASK 0x0000000f
-/* Register template: sdr::ctrlgrp::dramtiming2                            */
-#define SDR_CTRLGRP_DRAMTIMING2_TWTR_LSB 25
-#define SDR_CTRLGRP_DRAMTIMING2_TWTR_MASK 0x1e000000
-#define SDR_CTRLGRP_DRAMTIMING2_TWR_LSB 21
-#define SDR_CTRLGRP_DRAMTIMING2_TWR_MASK 0x01e00000
-#define SDR_CTRLGRP_DRAMTIMING2_TRP_LSB 17
-#define SDR_CTRLGRP_DRAMTIMING2_TRP_MASK 0x001e0000
-#define SDR_CTRLGRP_DRAMTIMING2_TRCD_LSB 13
-#define SDR_CTRLGRP_DRAMTIMING2_TRCD_MASK 0x0001e000
-#define SDR_CTRLGRP_DRAMTIMING2_TREFI_LSB 0
-#define SDR_CTRLGRP_DRAMTIMING2_TREFI_MASK 0x00001fff
-/* Register template: sdr::ctrlgrp::dramtiming3                            */
-#define SDR_CTRLGRP_DRAMTIMING3_TCCD_LSB 19
-#define SDR_CTRLGRP_DRAMTIMING3_TCCD_MASK 0x00780000
-#define SDR_CTRLGRP_DRAMTIMING3_TMRD_LSB 15
-#define SDR_CTRLGRP_DRAMTIMING3_TMRD_MASK 0x00078000
-#define SDR_CTRLGRP_DRAMTIMING3_TRC_LSB 9
-#define SDR_CTRLGRP_DRAMTIMING3_TRC_MASK 0x00007e00
-#define SDR_CTRLGRP_DRAMTIMING3_TRAS_LSB 4
-#define SDR_CTRLGRP_DRAMTIMING3_TRAS_MASK 0x000001f0
-#define SDR_CTRLGRP_DRAMTIMING3_TRTP_LSB 0
-#define SDR_CTRLGRP_DRAMTIMING3_TRTP_MASK 0x0000000f
-/* Register template: sdr::ctrlgrp::dramtiming4                            */
-#define SDR_CTRLGRP_DRAMTIMING4_MINPWRSAVECYCLES_LSB 20
-#define SDR_CTRLGRP_DRAMTIMING4_MINPWRSAVECYCLES_MASK 0x00f00000
-#define SDR_CTRLGRP_DRAMTIMING4_PWRDOWNEXIT_LSB 10
-#define SDR_CTRLGRP_DRAMTIMING4_PWRDOWNEXIT_MASK 0x000ffc00
-#define SDR_CTRLGRP_DRAMTIMING4_SELFRFSHEXIT_LSB 0
-#define SDR_CTRLGRP_DRAMTIMING4_SELFRFSHEXIT_MASK 0x000003ff
-/* Register template: sdr::ctrlgrp::lowpwrtiming                           */
-#define SDR_CTRLGRP_LOWPWRTIMING_CLKDISABLECYCLES_LSB 16
-#define SDR_CTRLGRP_LOWPWRTIMING_CLKDISABLECYCLES_MASK 0x000f0000
-#define SDR_CTRLGRP_LOWPWRTIMING_AUTOPDCYCLES_LSB 0
-#define SDR_CTRLGRP_LOWPWRTIMING_AUTOPDCYCLES_MASK 0x0000ffff
-/* Register template: sdr::ctrlgrp::dramaddrw                              */
-#define SDR_CTRLGRP_DRAMADDRW_CSBITS_LSB 13
-#define SDR_CTRLGRP_DRAMADDRW_CSBITS_MASK 0x0000e000
-#define SDR_CTRLGRP_DRAMADDRW_BANKBITS_LSB 10
-#define SDR_CTRLGRP_DRAMADDRW_BANKBITS_MASK 0x00001c00
-#define SDR_CTRLGRP_DRAMADDRW_ROWBITS_LSB 5
-#define SDR_CTRLGRP_DRAMADDRW_ROWBITS_MASK 0x000003e0
-#define SDR_CTRLGRP_DRAMADDRW_COLBITS_LSB 0
-#define SDR_CTRLGRP_DRAMADDRW_COLBITS_MASK 0x0000001f
-/* Register template: sdr::ctrlgrp::dramifwidth                            */
-#define SDR_CTRLGRP_DRAMIFWIDTH_IFWIDTH_LSB 0
-#define SDR_CTRLGRP_DRAMIFWIDTH_IFWIDTH_MASK 0x000000ff
-/* Register template: sdr::ctrlgrp::dramdevwidth                           */
-#define SDR_CTRLGRP_DRAMDEVWIDTH_DEVWIDTH_LSB 0
-#define SDR_CTRLGRP_DRAMDEVWIDTH_DEVWIDTH_MASK 0x0000000f
-/* Register template: sdr::ctrlgrp::dramintr                               */
-#define SDR_CTRLGRP_DRAMINTR_INTREN_LSB 0
-#define SDR_CTRLGRP_DRAMINTR_INTREN_MASK 0x00000001
-#define SDR_CTRLGRP_LOWPWREQ_SELFRFSHMASK_LSB 4
-#define SDR_CTRLGRP_LOWPWREQ_SELFRFSHMASK_MASK 0x00000030
-/* Register template: sdr::ctrlgrp::staticcfg                              */
-#define SDR_CTRLGRP_STATICCFG_APPLYCFG_LSB 3
-#define SDR_CTRLGRP_STATICCFG_APPLYCFG_MASK 0x00000008
-#define SDR_CTRLGRP_STATICCFG_USEECCASDATA_LSB 2
-#define SDR_CTRLGRP_STATICCFG_USEECCASDATA_MASK 0x00000004
-#define SDR_CTRLGRP_STATICCFG_MEMBL_LSB 0
-#define SDR_CTRLGRP_STATICCFG_MEMBL_MASK 0x00000003
-/* Register template: sdr::ctrlgrp::ctrlwidth                              */
-#define SDR_CTRLGRP_CTRLWIDTH_CTRLWIDTH_LSB 0
-#define SDR_CTRLGRP_CTRLWIDTH_CTRLWIDTH_MASK 0x00000003
-/* Register template: sdr::ctrlgrp::cportwidth                             */
-#define SDR_CTRLGRP_CPORTWIDTH_CMDPORTWIDTH_LSB 0
-#define SDR_CTRLGRP_CPORTWIDTH_CMDPORTWIDTH_MASK 0x000fffff
-/* Register template: sdr::ctrlgrp::cportwmap                              */
-#define SDR_CTRLGRP_CPORTWMAP_CPORTWFIFOMAP_LSB 0
-#define SDR_CTRLGRP_CPORTWMAP_CPORTWFIFOMAP_MASK 0x3fffffff
-/* Register template: sdr::ctrlgrp::cportrmap                              */
-#define SDR_CTRLGRP_CPORTRMAP_CPORTRFIFOMAP_LSB 0
-#define SDR_CTRLGRP_CPORTRMAP_CPORTRFIFOMAP_MASK 0x3fffffff
-/* Register template: sdr::ctrlgrp::rfifocmap                              */
-#define SDR_CTRLGRP_RFIFOCMAP_RFIFOCPORTMAP_LSB 0
-#define SDR_CTRLGRP_RFIFOCMAP_RFIFOCPORTMAP_MASK 0x00ffffff
-/* Register template: sdr::ctrlgrp::wfifocmap                              */
-#define SDR_CTRLGRP_WFIFOCMAP_WFIFOCPORTMAP_LSB 0
-#define SDR_CTRLGRP_WFIFOCMAP_WFIFOCPORTMAP_MASK 0x00ffffff
-/* Register template: sdr::ctrlgrp::cportrdwr                              */
-#define SDR_CTRLGRP_CPORTRDWR_CPORTRDWR_LSB 0
-#define SDR_CTRLGRP_CPORTRDWR_CPORTRDWR_MASK 0x000fffff
-/* Register template: sdr::ctrlgrp::portcfg                                */
-#define SDR_CTRLGRP_PORTCFG_AUTOPCHEN_LSB 10
-#define SDR_CTRLGRP_PORTCFG_AUTOPCHEN_MASK 0x000ffc00
-#define SDR_CTRLGRP_PORTCFG_PORTPROTOCOL_LSB 0
-#define SDR_CTRLGRP_PORTCFG_PORTPROTOCOL_MASK 0x000003ff
-/* Register template: sdr::ctrlgrp::fifocfg                                */
-#define SDR_CTRLGRP_FIFOCFG_INCSYNC_LSB 10
-#define SDR_CTRLGRP_FIFOCFG_INCSYNC_MASK 0x00000400
-#define SDR_CTRLGRP_FIFOCFG_SYNCMODE_LSB 0
-#define SDR_CTRLGRP_FIFOCFG_SYNCMODE_MASK 0x000003ff
-/* Register template: sdr::ctrlgrp::mppriority                             */
-#define SDR_CTRLGRP_MPPRIORITY_USERPRIORITY_LSB 0
-#define SDR_CTRLGRP_MPPRIORITY_USERPRIORITY_MASK 0x3fffffff
-/* Register template: sdr::ctrlgrp::mpweight::mpweight_0                   */
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_0_STATICWEIGHT_31_0_LSB 0
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_0_STATICWEIGHT_31_0_MASK 0xffffffff
-/* Register template: sdr::ctrlgrp::mpweight::mpweight_1                   */
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_SUMOFWEIGHTS_13_0_LSB 18
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_SUMOFWEIGHTS_13_0_MASK 0xfffc0000
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_STATICWEIGHT_49_32_LSB 0
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_1_STATICWEIGHT_49_32_MASK 0x0003ffff
-/* Register template: sdr::ctrlgrp::mpweight::mpweight_2                   */
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_2_SUMOFWEIGHTS_45_14_LSB 0
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_2_SUMOFWEIGHTS_45_14_MASK 0xffffffff
-/* Register template: sdr::ctrlgrp::mpweight::mpweight_3                   */
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_3_SUMOFWEIGHTS_63_46_LSB 0
-#define SDR_CTRLGRP_MPWEIGHT_MPWEIGHT_3_SUMOFWEIGHTS_63_46_MASK 0x0003ffff
-/* Register template: sdr::ctrlgrp::mppacing::mppacing_0                   */
-#define SDR_CTRLGRP_MPPACING_MPPACING_0_THRESHOLD1_31_0_LSB 0
-#define SDR_CTRLGRP_MPPACING_MPPACING_0_THRESHOLD1_31_0_MASK 0xffffffff
-/* Register template: sdr::ctrlgrp::mppacing::mppacing_1                   */
-#define SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD2_3_0_LSB 28
-#define SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD2_3_0_MASK 0xf0000000
-#define SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD1_59_32_LSB 0
-#define SDR_CTRLGRP_MPPACING_MPPACING_1_THRESHOLD1_59_32_MASK 0x0fffffff
-/* Register template: sdr::ctrlgrp::mppacing::mppacing_2                   */
-#define SDR_CTRLGRP_MPPACING_MPPACING_2_THRESHOLD2_35_4_LSB 0
-#define SDR_CTRLGRP_MPPACING_MPPACING_2_THRESHOLD2_35_4_MASK 0xffffffff
-/* Register template: sdr::ctrlgrp::mppacing::mppacing_3                   */
-#define SDR_CTRLGRP_MPPACING_MPPACING_3_THRESHOLD2_59_36_LSB 0
-#define SDR_CTRLGRP_MPPACING_MPPACING_3_THRESHOLD2_59_36_MASK 0x00ffffff
-/* Register template: sdr::ctrlgrp::mpthresholdrst::mpthresholdrst_0       */
-#define \
-SDR_CTRLGRP_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0_LSB 0
-#define  \
-SDR_CTRLGRP_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0_MASK \
-0xffffffff
-/* Register template: sdr::ctrlgrp::mpthresholdrst::mpthresholdrst_1       */
-#define \
-SDR_CTRLGRP_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32_LSB 0
-#define \
-SDR_CTRLGRP_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32_MASK \
-0xffffffff
-/* Register template: sdr::ctrlgrp::mpthresholdrst::mpthresholdrst_2       */
-#define \
-SDR_CTRLGRP_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64_LSB 0
-#define \
-SDR_CTRLGRP_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64_MASK \
-0x0000ffff
-/* Register template: sdr::ctrlgrp::remappriority                          */
-#define SDR_CTRLGRP_REMAPPRIORITY_PRIORITYREMAP_LSB 0
-#define SDR_CTRLGRP_REMAPPRIORITY_PRIORITYREMAP_MASK 0x000000ff
-/* Register template: sdr::ctrlgrp::phyctrl::phyctrl_0                     */
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_SAMPLECOUNT_19_0_LSB 12
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_SAMPLECOUNT_19_0_WIDTH 20
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_SAMPLECOUNT_19_0_SET(x) \
- (((x) << 12) & 0xfffff000)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_ADDLATSEL_SET(x) \
- (((x) << 10) & 0x00000c00)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_DQSLOGICDELAYEN_SET(x) \
- (((x) << 6) & 0x000000c0)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_RESETDELAYEN_SET(x) \
- (((x) << 8) & 0x00000100)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_LPDDRDIS_SET(x) \
- (((x) << 9) & 0x00000200)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_DQSDELAYEN_SET(x) \
- (((x) << 4) & 0x00000030)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_DQDELAYEN_SET(x) \
- (((x) << 2) & 0x0000000c)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_0_ACDELAYEN_SET(x) \
- (((x) << 0) & 0x00000003)
-/* Register template: sdr::ctrlgrp::phyctrl::phyctrl_1                     */
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_1_LONGIDLESAMPLECOUNT_19_0_WIDTH 20
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_1_LONGIDLESAMPLECOUNT_19_0_SET(x) \
- (((x) << 12) & 0xfffff000)
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_1_SAMPLECOUNT_31_20_SET(x) \
- (((x) << 0) & 0x00000fff)
-/* Register template: sdr::ctrlgrp::phyctrl::phyctrl_2                     */
-#define SDR_CTRLGRP_PHYCTRL_PHYCTRL_2_LONGIDLESAMPLECOUNT_31_20_SET(x) \
- (((x) << 0) & 0x00000fff)
-/* Register template: sdr::ctrlgrp::dramodt                                */
-#define SDR_CTRLGRP_DRAMODT_READ_LSB 4
-#define SDR_CTRLGRP_DRAMODT_READ_MASK 0x000000f0
-#define SDR_CTRLGRP_DRAMODT_WRITE_LSB 0
-#define SDR_CTRLGRP_DRAMODT_WRITE_MASK 0x0000000f
-/* Field instance: sdr::ctrlgrp::dramsts                                   */
-#define SDR_CTRLGRP_DRAMSTS_DBEERR_MASK 0x00000008
-#define SDR_CTRLGRP_DRAMSTS_SBEERR_MASK 0x00000004
-/* Register template: sdr::ctrlgrp::extratime1                             */
-#define SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_LSB 20
-#define SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_BC_LSB 24
-#define SDR_CTRLGRP_EXTRATIME1_RD_TO_WR_DIFF_LSB 28
-
-/* SDRAM width macro for configuration with ECC */
-#define SDRAM_WIDTH_32BIT_WITH_ECC	40
-#define SDRAM_WIDTH_16BIT_WITH_ECC	24
+#if defined(CONFIG_TARGET_SOCFPGA_GEN5)
+#include <asm/arch/sdram_gen5.h>
+#endif
 
 #endif
 #endif /* _SDRAM_H_ */
diff --git a/arch/arm/mach-socfpga/include/mach/sdram.h b/arch/arm/mach-socfpga/include/mach/sdram_gen5.h
similarity index 99%
copy from arch/arm/mach-socfpga/include/mach/sdram.h
copy to arch/arm/mach-socfpga/include/mach/sdram_gen5.h
index b11228f..b16d776 100644
--- a/arch/arm/mach-socfpga/include/mach/sdram.h
+++ b/arch/arm/mach-socfpga/include/mach/sdram_gen5.h
@@ -3,8 +3,8 @@ 
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
-#ifndef	_SDRAM_H_
-#define	_SDRAM_H_
+#ifndef	_SOCFPGA_SDRAM_GEN5_H_
+#define	_SOCFPGA_SDRAM_GEN5_H_
 
 #ifndef __ASSEMBLY__
 
@@ -439,4 +439,4 @@  SDR_CTRLGRP_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64_MASK \
 #define SDRAM_WIDTH_16BIT_WITH_ECC	24
 
 #endif
-#endif /* _SDRAM_H_ */
+#endif /* _SOCFPGA_SDRAM_GEN5_H_ */
diff --git a/drivers/ddr/altera/Makefile b/drivers/ddr/altera/Makefile
index bdd2872..ac4ab85 100644
--- a/drivers/ddr/altera/Makefile
+++ b/drivers/ddr/altera/Makefile
@@ -9,5 +9,5 @@ 
 #
 
 ifdef CONFIG_ALTERA_SDRAM
-obj-$(CONFIG_TARGET_SOCFPGA_GEN5) += sdram.o sequencer.o
+obj-$(CONFIG_TARGET_SOCFPGA_GEN5) += sdram_gen5.o sequencer.o
 endif
diff --git a/drivers/ddr/altera/sdram.c b/drivers/ddr/altera/sdram_gen5.c
similarity index 100%
rename from drivers/ddr/altera/sdram.c
rename to drivers/ddr/altera/sdram_gen5.c