diff options
Diffstat (limited to 'board/freescale/mpc8569mds/ddr.c')
| -rw-r--r-- | board/freescale/mpc8569mds/ddr.c | 63 | 
1 files changed, 0 insertions, 63 deletions
| diff --git a/board/freescale/mpc8569mds/ddr.c b/board/freescale/mpc8569mds/ddr.c deleted file mode 100644 index d049611e642..00000000000 --- a/board/freescale/mpc8569mds/ddr.c +++ /dev/null @@ -1,63 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright 2009 Freescale Semiconductor, Inc. - */ - -#include <common.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 = 4; - -	/* -	 * Factors to consider for CPO: -	 *	- frequency -	 *	- ddr1 vs. ddr2 -	 */ -	popts->cpo_override = 0xff; - -	/* -	 * 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 = 2; - -	/* -	 * Enable half drive strength -	 */ -	popts->half_strength_driver_enable = 1; - -	/* Write leveling override */ -	popts->wrlvl_en = 1; -	popts->wrlvl_override = 1; -	popts->wrlvl_sample = 0xa; -	popts->wrlvl_start = 0x4; - -	/* Rtt and Rtt_W override */ -	popts->rtt_override = 1; -	popts->rtt_override_value = DDR3_RTT_60_OHM; -	popts->rtt_wr_override_value = 0; /* Rtt_WR= dynamic ODT off */ -} | 
