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| author | Kumar Gala <galak@kernel.crashing.org> | 2010-12-13 21:53:09 -0600 | 
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2011-01-14 01:32:17 -0600 | 
| commit | d761fa620575dff5a6a5909de53e4d1d06a71779 (patch) | |
| tree | 5bd824d7e03b38a5a56e982284956fa82f30436b /board/atum8548/ddr.c | |
| parent | c6b734f5aea2ba75caaa1929f7e649ecda8d2f31 (diff) | |
| download | olio-uboot-2014.01-d761fa620575dff5a6a5909de53e4d1d06a71779.tar.xz olio-uboot-2014.01-d761fa620575dff5a6a5909de53e4d1d06a71779.zip  | |
powerpc/85xx: Removed support for ATUM8548 board
The ATUM8548 board is no longer maintained and thus we are removing
support for it.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/atum8548/ddr.c')
| -rw-r--r-- | board/atum8548/ddr.c | 83 | 
1 files changed, 0 insertions, 83 deletions
diff --git a/board/atum8548/ddr.c b/board/atum8548/ddr.c deleted file mode 100644 index ab64fa88f..000000000 --- a/board/atum8548/ddr.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * Version 2 as published by the Free Software Foundation. - */ - -#include <common.h> -#include <i2c.h> - -#include <asm/fsl_ddr_sdram.h> -#include <asm/fsl_ddr_dimm_params.h> - -static void -get_spd(ddr2_spd_eeprom_t *spd, unsigned char i2c_address) -{ -	i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr2_spd_eeprom_t)); -} - -unsigned int fsl_ddr_get_mem_data_rate(void) -{ -	return get_ddr_freq(0); -} - -void fsl_ddr_get_spd(ddr2_spd_eeprom_t *ctrl_dimms_spd, -			unsigned int ctrl_num) -{ -	unsigned int i; - -	if (ctrl_num) { -		printf("%s unexpected ctrl_num = %u\n", __FUNCTION__, ctrl_num); -		return; -	} - -	for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) { -		get_spd(&(ctrl_dimms_spd[i]), SPD_EEPROM_ADDRESS); -	} -} - -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; -}  |