1 files changed, 0 insertions, 132 deletions
diff --git a/board/sbc8548/ddr.c b/board/sbc8548/ddr.c
deleted file mode 100644
index 61bc77c418..0000000000
--- a/board/sbc8548/ddr.c
+++ /dev/null
@@ -1,132 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright 2008 Freescale Semiconductor, Inc.
- */
-
-#include <common.h>
-#include <i2c.h>
-#include <linux/delay.h>
-
-#include <fsl_ddr_sdram.h>
-#include <fsl_ddr_dimm_params.h>
-
-void fsl_ddr_board_options(memctl_options_t *popts,
-				dimm_params_t *pdimm,
-				unsigned int ctrl_num)
-{
-	/*
-	 * Factors to consider for clock adjust:
-	 *	- number of chips on bus
-	 *	- position of slot
-	 *	- DDR1 vs. DDR2?
-	 *	- ???
-	 *
-	 * This needs to be determined on a board-by-board basis.
-	 *	0110	3/4 cycle late
-	 *	0111	7/8 cycle late
-	 */
-	popts->clk_adjust = 7;
-
-	/*
-	 * Factors to consider for CPO:
-	 *	- frequency
-	 *	- ddr1 vs. ddr2
-	 */
-	popts->cpo_override = 10;
-
-	/*
-	 * Factors to consider for write data delay:
-	 *	- number of DIMMs
-	 *
-	 * 1 = 1/4 clock delay
-	 * 2 = 1/2 clock delay
-	 * 3 = 3/4 clock delay
-	 * 4 = 1   clock delay
-	 * 5 = 5/4 clock delay
-	 * 6 = 3/2 clock delay
-	 */
-	popts->write_data_delay = 3;
-
-	/*
-	 * Factors to consider for half-strength driver enable:
-	 *	- number of DIMMs installed
-	 */
-	popts->half_strength_driver_enable = 0;
-}
-
-#ifdef CONFIG_SPD_EEPROM
-/*
- * Workaround for hardware errata.  An i2c address conflict
- * existed on earlier boards; the workaround moved the DDR
- * SPD from 0x51 to 0x53.  So we try and read 0x53 1st, and
- * if that fails, then fall back to reading at 0x51.
- */
-void get_spd(generic_spd_eeprom_t *spd, u8 i2c_address)
-{
-	int ret;
-
-#ifdef ALT_SPD_EEPROM_ADDRESS
-	if (i2c_address == SPD_EEPROM_ADDRESS) {
-		ret = i2c_read(ALT_SPD_EEPROM_ADDRESS, 0, 1, (uchar *)spd,
-				sizeof(generic_spd_eeprom_t));
-		if (ret == 0)
-			return;		/* Good data at 0x53 */
-		memset(spd, 0, sizeof(generic_spd_eeprom_t));
-	}
-#endif
-	ret = i2c_read(i2c_address, 0, 1, (uchar *)spd,
-				sizeof(generic_spd_eeprom_t));
-	if (ret) {
-		printf("DDR: failed to read SPD from addr %u\n", i2c_address);
-		memset(spd, 0, sizeof(generic_spd_eeprom_t));
-	}
-}
-
-#else
-/*
- *  fixed_sdram init -- doesn't use serial presence detect.
- *  Assumes 256MB DDR2 SDRAM SODIMM, without ECC, running at DDR400 speed.
- */
-phys_size_t fixed_sdram(void)
-{
-	struct ccsr_ddr __iomem *ddr =
-		(struct ccsr_ddr __iomem *)(CONFIG_SYS_FSL_DDR_ADDR);
-
-	out_be32(&ddr->cs0_bnds,	0x0000007f);
-	out_be32(&ddr->cs1_bnds,	0x008000ff);
-	out_be32(&ddr->cs2_bnds,	0x00000000);
-	out_be32(&ddr->cs3_bnds,	0x00000000);
-
-	out_be32(&ddr->cs0_config,	0x80010101);
-	out_be32(&ddr->cs1_config,	0x80010101);
-	out_be32(&ddr->cs2_config,	0x00000000);
-	out_be32(&ddr->cs3_config,	0x00000000);
-
-	out_be32(&ddr->timing_cfg_3,	0x00000000);
-	out_be32(&ddr->timing_cfg_0,	0x00220802);
-	out_be32(&ddr->timing_cfg_1,	0x38377322);
-	out_be32(&ddr->timing_cfg_2,	0x0fa044C7);
-
-	out_be32(&ddr->sdram_cfg,	0x4300C000);
-	out_be32(&ddr->sdram_cfg_2,	0x24401000);
-
-	out_be32(&ddr->sdram_mode,	0x23C00542);
-	out_be32(&ddr->sdram_mode_2,	0x00000000);
-
-	out_be32(&ddr->sdram_interval,	0x05080100);
-	out_be32(&ddr->sdram_md_cntl,	0x00000000);
-	out_be32(&ddr->sdram_data_init,	0x00000000);
-	out_be32(&ddr->sdram_clk_cntl,	0x03800000);
-	asm("sync;isync;msync");
-	udelay(500);
-
-	#ifdef CONFIG_DDR_ECC
-	  /* Enable ECC checking */
-	  out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | 0x20000000);
-	#else
-	  out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
-	#endif
-
-	return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
-}
-#endif