diff options
Diffstat (limited to 'board/freescale/p1_p2_rdb/ddr.c')
-rw-r--r-- | board/freescale/p1_p2_rdb/ddr.c | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/board/freescale/p1_p2_rdb/ddr.c b/board/freescale/p1_p2_rdb/ddr.c deleted file mode 100644 index 98ee5f1..0000000 --- a/board/freescale/p1_p2_rdb/ddr.c +++ /dev/null @@ -1,221 +0,0 @@ -/* - * Copyright 2009, 2011 Freescale Semiconductor, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/mmu.h> -#include <asm/immap_85xx.h> -#include <asm/processor.h> -#include <fsl_ddr_sdram.h> -#include <asm/io.h> -#include <asm/fsl_law.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define CONFIG_SYS_DDR_CS0_BNDS 0x0000003F -#define CONFIG_SYS_DDR_CS0_CONFIG 0x80014202 -#define CONFIG_SYS_DDR_CS0_CONFIG_2 0x00000000 -#define CONFIG_SYS_DDR_INIT_ADDR 0x00000000 -#define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000 -#define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000 -#define CONFIG_SYS_DDR_ZQ_CONTROL 0x00000000 -#define CONFIG_SYS_DDR_WRLVL_CONTROL 0x00000000 -#define CONFIG_SYS_DDR_SR_CNTR 0x00000000 -#define CONFIG_SYS_DDR_RCW_1 0x00000000 -#define CONFIG_SYS_DDR_RCW_2 0x00000000 -#define CONFIG_SYS_DDR_CONTROL 0x43000000 /* Type = DDR2*/ -#define CONFIG_SYS_DDR_CONTROL_2 0x24401000 -#define CONFIG_SYS_DDR_TIMING_4 0x00000000 -#define CONFIG_SYS_DDR_TIMING_5 0x00000000 - -#define CONFIG_SYS_DDR_TIMING_3_400 0x00010000 -#define CONFIG_SYS_DDR_TIMING_0_400 0x00260802 -#define CONFIG_SYS_DDR_TIMING_1_400 0x39355322 -#define CONFIG_SYS_DDR_TIMING_2_400 0x1f9048ca -#define CONFIG_SYS_DDR_CLK_CTRL_400 0x02800000 -#define CONFIG_SYS_DDR_MODE_1_400 0x00480432 -#define CONFIG_SYS_DDR_MODE_2_400 0x00000000 -#define CONFIG_SYS_DDR_INTERVAL_400 0x06180100 - -#define CONFIG_SYS_DDR_TIMING_3_533 0x00020000 -#define CONFIG_SYS_DDR_TIMING_0_533 0x00260802 -#define CONFIG_SYS_DDR_TIMING_1_533 0x4c47c432 -#define CONFIG_SYS_DDR_TIMING_2_533 0x0f9848ce -#define CONFIG_SYS_DDR_CLK_CTRL_533 0x02800000 -#define CONFIG_SYS_DDR_MODE_1_533 0x00040642 -#define CONFIG_SYS_DDR_MODE_2_533 0x00000000 -#define CONFIG_SYS_DDR_INTERVAL_533 0x08200100 - -#define CONFIG_SYS_DDR_TIMING_3_667 0x00030000 -#define CONFIG_SYS_DDR_TIMING_0_667 0x55770802 -#define CONFIG_SYS_DDR_TIMING_1_667 0x5f599543 -#define CONFIG_SYS_DDR_TIMING_2_667 0x0fa074d1 -#define CONFIG_SYS_DDR_CLK_CTRL_667 0x03000000 -#define CONFIG_SYS_DDR_MODE_1_667 0x00040852 -#define CONFIG_SYS_DDR_MODE_2_667 0x00000000 -#define CONFIG_SYS_DDR_INTERVAL_667 0x0a280100 - -#define CONFIG_SYS_DDR_TIMING_3_800 0x00040000 -#define CONFIG_SYS_DDR_TIMING_0_800 0x00770802 -#define CONFIG_SYS_DDR_TIMING_1_800 0x6f6b6543 -#define CONFIG_SYS_DDR_TIMING_2_800 0x0fa074d1 -#define CONFIG_SYS_DDR_CLK_CTRL_800 0x02800000 -#define CONFIG_SYS_DDR_MODE_1_800 0x00040852 -#define CONFIG_SYS_DDR_MODE_2_800 0x00000000 -#define CONFIG_SYS_DDR_INTERVAL_800 0x0c300100 - -fsl_ddr_cfg_regs_t ddr_cfg_regs_400 = { - .cs[0].bnds = CONFIG_SYS_DDR_CS0_BNDS, - .cs[0].config = CONFIG_SYS_DDR_CS0_CONFIG, - .cs[0].config_2 = CONFIG_SYS_DDR_CS0_CONFIG_2, - .timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3_400, - .timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0_400, - .timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_400, - .timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_400, - .ddr_sdram_cfg = CONFIG_SYS_DDR_CONTROL, - .ddr_sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL_2, - .ddr_sdram_mode = CONFIG_SYS_DDR_MODE_1_400, - .ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2_400, - .ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL, - .ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL_400, - .ddr_data_init = CONFIG_MEM_INIT_VALUE, - .ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL_400, - .ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR, - .ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR, - .timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4, - .timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5, - .ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CONTROL, - .ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CONTROL, - .ddr_sr_cntr = CONFIG_SYS_DDR_SR_CNTR, - .ddr_sdram_rcw_1 = CONFIG_SYS_DDR_RCW_1, - .ddr_sdram_rcw_2 = CONFIG_SYS_DDR_RCW_2 -}; - -fsl_ddr_cfg_regs_t ddr_cfg_regs_533 = { - .cs[0].bnds = CONFIG_SYS_DDR_CS0_BNDS, - .cs[0].config = CONFIG_SYS_DDR_CS0_CONFIG, - .cs[0].config_2 = CONFIG_SYS_DDR_CS0_CONFIG_2, - .timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3_533, - .timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0_533, - .timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_533, - .timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_533, - .ddr_sdram_cfg = CONFIG_SYS_DDR_CONTROL, - .ddr_sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL_2, - .ddr_sdram_mode = CONFIG_SYS_DDR_MODE_1_533, - .ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2_533, - .ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL, - .ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL_533, - .ddr_data_init = CONFIG_MEM_INIT_VALUE, - .ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL_533, - .ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR, - .ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR, - .timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4, - .timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5, - .ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CONTROL, - .ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CONTROL, - .ddr_sr_cntr = CONFIG_SYS_DDR_SR_CNTR, - .ddr_sdram_rcw_1 = CONFIG_SYS_DDR_RCW_1, - .ddr_sdram_rcw_2 = CONFIG_SYS_DDR_RCW_2 -}; - -fsl_ddr_cfg_regs_t ddr_cfg_regs_667 = { - .cs[0].bnds = CONFIG_SYS_DDR_CS0_BNDS, - .cs[0].config = CONFIG_SYS_DDR_CS0_CONFIG, - .cs[0].config_2 = CONFIG_SYS_DDR_CS0_CONFIG_2, - .timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3_667, - .timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0_667, - .timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_667, - .timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_667, - .ddr_sdram_cfg = CONFIG_SYS_DDR_CONTROL, - .ddr_sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL_2, - .ddr_sdram_mode = CONFIG_SYS_DDR_MODE_1_667, - .ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2_667, - .ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL, - .ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL_667, - .ddr_data_init = CONFIG_MEM_INIT_VALUE, - .ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL_667, - .ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR, - .ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR, - .timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4, - .timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5, - .ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CONTROL, - .ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CONTROL, - .ddr_sr_cntr = CONFIG_SYS_DDR_SR_CNTR, - .ddr_sdram_rcw_1 = CONFIG_SYS_DDR_RCW_1, - .ddr_sdram_rcw_2 = CONFIG_SYS_DDR_RCW_2 -}; - -fsl_ddr_cfg_regs_t ddr_cfg_regs_800 = { - .cs[0].bnds = CONFIG_SYS_DDR_CS0_BNDS, - .cs[0].config = CONFIG_SYS_DDR_CS0_CONFIG, - .cs[0].config_2 = CONFIG_SYS_DDR_CS0_CONFIG_2, - .timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3_800, - .timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0_800, - .timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_800, - .timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_800, - .ddr_sdram_cfg = CONFIG_SYS_DDR_CONTROL, - .ddr_sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL_2, - .ddr_sdram_mode = CONFIG_SYS_DDR_MODE_1_800, - .ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2_800, - .ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL, - .ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL_800, - .ddr_data_init = CONFIG_MEM_INIT_VALUE, - .ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL_800, - .ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR, - .ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR, - .timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4, - .timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5, - .ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CONTROL, - .ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CONTROL, - .ddr_sr_cntr = CONFIG_SYS_DDR_SR_CNTR, - .ddr_sdram_rcw_1 = CONFIG_SYS_DDR_RCW_1, - .ddr_sdram_rcw_2 = CONFIG_SYS_DDR_RCW_2 -}; - -/* - * Fixed sdram init -- doesn't use serial presence detect. - */ - -phys_size_t fixed_sdram (void) -{ - fsl_ddr_cfg_regs_t ddr_cfg_regs; - size_t ddr_size; - struct cpu_type *cpu; - ulong ddr_freq, ddr_freq_mhz; - - cpu = gd->arch.cpu; - - ddr_size = CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; - -#if defined(CONFIG_SYS_RAMBOOT) - return ddr_size; -#endif - ddr_freq = get_ddr_freq(0); - ddr_freq_mhz = ddr_freq / 1000000; - - printf("Configuring DDR for %ld T/s data rate\n", ddr_freq); - - if(ddr_freq_mhz <= 400) - memcpy(&ddr_cfg_regs, &ddr_cfg_regs_400, sizeof(ddr_cfg_regs)); - else if(ddr_freq_mhz <= 533) - memcpy(&ddr_cfg_regs, &ddr_cfg_regs_533, sizeof(ddr_cfg_regs)); - else if(ddr_freq_mhz <= 667) - memcpy(&ddr_cfg_regs, &ddr_cfg_regs_667, sizeof(ddr_cfg_regs)); - else if(ddr_freq_mhz <= 800) - memcpy(&ddr_cfg_regs, &ddr_cfg_regs_800, sizeof(ddr_cfg_regs)); - else - panic("Unsupported DDR data rate %ld T/s\n", ddr_freq); - - /* P1020 and it's derivatives support max 32bit DDR width */ - if (cpu->soc_ver == SVR_P1020 || cpu->soc_ver == SVR_P1011) { - ddr_cfg_regs.ddr_sdram_cfg |= SDRAM_CFG_32_BE; - ddr_cfg_regs.cs[0].bnds = 0x0000001F; - } - - fsl_ddr_set_memctl_regs(&ddr_cfg_regs, 0, 0); - - set_ddr_laws(0, ddr_size, LAW_TRGT_IF_DDR_1); - return ddr_size; -} |