diff options
Diffstat (limited to 'qemu/roms/u-boot/board/keymile/kmp204x/ddr.c')
-rw-r--r-- | qemu/roms/u-boot/board/keymile/kmp204x/ddr.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/qemu/roms/u-boot/board/keymile/kmp204x/ddr.c b/qemu/roms/u-boot/board/keymile/kmp204x/ddr.c deleted file mode 100644 index 34ac6979b..000000000 --- a/qemu/roms/u-boot/board/keymile/kmp204x/ddr.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * (C) Copyright 2013 Keymile AG - * Valentin Longchamp <valentin.longchamp@keymile.com> - * - * Copyright 2009-2011 Freescale Semiconductor, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <i2c.h> -#include <hwconfig.h> -#include <asm/mmu.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) -{ - if (ctrl_num) { - printf("Wrong parameter for controller number %d", ctrl_num); - return; - } - - /* automatic calibration for nb of cycles between read and DQS pre */ - popts->cpo_override = 0xFF; - - /* 1/2 clk delay between wr command and data strobe */ - popts->write_data_delay = 4; - /* clk lauched 1/2 applied cylcle after address command */ - popts->clk_adjust = 4; - /* 1T timing: command/address held for only 1 cycle */ - popts->twot_en = 0; - - /* we have only one module, half str should be OK */ - popts->half_strength_driver_enable = 1; - - /* wrlvl values overriden as recommended by ddr init func */ - popts->wrlvl_override = 1; - popts->wrlvl_sample = 0xf; - popts->wrlvl_start = 0x6; - - /* Enable ZQ calibration */ - popts->zq_en = 1; - - /* DHC_EN =1, ODT = 75 Ohm */ - popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR_ODT_75ohm; -} - -phys_size_t initdram(int board_type) -{ - phys_size_t dram_size = 0; - - puts("Initializing with SPD\n"); - - dram_size = fsl_ddr_sdram(); - - dram_size = setup_ddr_tlbs(dram_size / 0x100000); - dram_size *= 0x100000; - - debug(" DDR: "); - return dram_size; -} |