| /* |
| * Copyright 2017 NXP |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * Generated code from MX8M_DDR_tool |
| * Align with uboot-imx_v2017.03_4.9.51_imx8m_ga |
| */ |
| |
| #include "ddr.h" |
| #include <asm/arch/clock.h> |
| #include <asm/arch/ddr_memory_map.h> |
| #include <asm/io.h> |
| #include <common.h> |
| #include <errno.h> |
| |
| #ifndef SRC_DDRC_RCR_ADDR |
| #define SRC_DDRC_RCR_ADDR SRC_IPS_BASE_ADDR +0x1000 |
| #endif |
| #ifndef DDR_CSD1_BASE_ADDR |
| #define DDR_CSD1_BASE_ADDR 0x40000000 |
| #endif |
| #define SILICON_TRAIN |
| |
| void ddr_cfg_phy_micron_1gb(void); |
| static volatile unsigned int tmp, tmp_t, i; |
| void ddr_init_micron_1gb(void) |
| { |
| /** Initialize DDR clock and DDRC registers **/ |
| reg32_write(0x30330234,0x0); |
| reg32_write(0x30330238,0x0); |
| reg32_write(0x3033049c,0xe); |
| reg32_write(0x303304a0,0xe); |
| reg32_write(0x303304f4,0x0); |
| reg32_write(0x3038a088,0x7070000); |
| reg32_write(0x3038a084,0x4030000); |
| reg32_write(0x303a00ec,0xffff); |
| tmp=reg32_read(0x303a00f8); |
| tmp |= 0x20; |
| reg32_write(0x303a00f8,tmp); |
| reg32_write(0x30391000,0x8f000000); |
| reg32_write(0x30391004,0x8f000000); |
| reg32_write(0x30360068,0xece580); |
| tmp=reg32_read(0x30360060); |
| tmp &= ~0x80; |
| reg32_write(0x30360060,tmp); |
| tmp=reg32_read(0x30360060); |
| tmp |= 0x200; |
| reg32_write(0x30360060,tmp); |
| tmp=reg32_read(0x30360060); |
| tmp &= ~0x20; |
| reg32_write(0x30360060,tmp); |
| tmp=reg32_read(0x30360060); |
| tmp &= ~0x10; |
| reg32_write(0x30360060,tmp); |
| do{ |
| tmp=reg32_read(0x30360060); |
| if(tmp&0x80000000) break; |
| }while(1); |
| reg32_write(0x30391000,0x8f000006); |
| reg32_write(0x3d400304,0x1); |
| reg32_write(0x3d400030,0x1); |
| reg32_write(0x3d400000,0xa1080020); |
| reg32_write(0x3d400028,0x0); |
| reg32_write(0x3d400020,0x203); |
| reg32_write(0x3d400024,0x3e800); |
| reg32_write(0x3d400064,0x610090); |
| reg32_write(0x3d4000d0,0xc003061c); |
| reg32_write(0x3d4000d4,0x9e0000); |
| reg32_write(0x3d4000dc,0xdc002d); |
| reg32_write(0x3d4000e0,0x310008); |
| reg32_write(0x3d4000e8,0x66004a); |
| reg32_write(0x3d4000ec,0x16004a); |
| reg32_write(0x3d400100,0x1a201b22); |
| reg32_write(0x3d400104,0x60633); |
| reg32_write(0x3d40010c,0xc0c000); |
| reg32_write(0x3d400110,0xf04080f); |
| reg32_write(0x3d400114,0x2040c0c); |
| reg32_write(0x3d400118,0x1010007); |
| reg32_write(0x3d40011c,0x401); |
| reg32_write(0x3d400130,0x20600); |
| reg32_write(0x3d400134,0xc100002); |
| reg32_write(0x3d400138,0x96); |
| reg32_write(0x3d400144,0xa00050); |
| reg32_write(0x3d400180,0xc3200018); |
| reg32_write(0x3d400184,0x28061a8); |
| reg32_write(0x3d400188,0x0); |
| reg32_write(0x3d400190,0x497820a); |
| reg32_write(0x3d400194,0x80303); |
| reg32_write(0x3d4001a0,0xe0400018); |
| reg32_write(0x3d4001a4,0xdf00e4); |
| reg32_write(0x3d4001a8,0x80000000); |
| reg32_write(0x3d4001b0,0x11); |
| reg32_write(0x3d4001b4,0x170a); |
| reg32_write(0x3d4001c0,0x1); |
| reg32_write(0x3d4001c4,0x1); |
| reg32_write(0x3d4000f4,0x639); |
| reg32_write(0x3d400108,0x70e1617); |
| reg32_write(0x3d400200,0x1f); |
| reg32_write(0x3d40020c,0x0); |
| reg32_write(0x3d400210,0x1f1f); |
| reg32_write(0x3d400204,0x80808); |
| reg32_write(0x3d400214,0x7070707); |
| reg32_write(0x3d400218,0xf070707); |
| reg32_write(0x3d402020,0x1); |
| reg32_write(0x3d402024,0xd0c0); |
| reg32_write(0x3d402050,0x20d040); |
| reg32_write(0x3d402064,0x14001f); |
| reg32_write(0x3d4020dc,0x940009); |
| reg32_write(0x3d4020e0,0x310000); |
| reg32_write(0x3d4020e8,0x66004a); |
| reg32_write(0x3d4020ec,0x16004a); |
| reg32_write(0x3d402100,0xb070508); |
| reg32_write(0x3d402104,0x3040b); |
| reg32_write(0x3d402108,0x305090c); |
| reg32_write(0x3d40210c,0x505000); |
| reg32_write(0x3d402110,0x4040204); |
| reg32_write(0x3d402114,0x2030303); |
| reg32_write(0x3d402118,0x1010004); |
| reg32_write(0x3d40211c,0x301); |
| reg32_write(0x3d402130,0x20300); |
| reg32_write(0x3d402134,0xa100002); |
| reg32_write(0x3d402138,0x20); |
| reg32_write(0x3d402144,0x220011); |
| reg32_write(0x3d402180,0xc0a70006); |
| reg32_write(0x3d402190,0x3858202); |
| reg32_write(0x3d402194,0x80303); |
| reg32_write(0x3d4021b4,0x502); |
| reg32_write(0x3d400244,0x0); |
| reg32_write(0x3d400250,0x29001505); |
| reg32_write(0x3d400254,0x2c); |
| reg32_write(0x3d40025c,0x5900575b); |
| reg32_write(0x3d400264,0x90000096); |
| reg32_write(0x3d40026c,0x1000012c); |
| reg32_write(0x3d400300,0x16); |
| reg32_write(0x3d400304,0x0); |
| reg32_write(0x3d40030c,0x0); |
| reg32_write(0x3d400320,0x1); |
| reg32_write(0x3d40036c,0x11); |
| reg32_write(0x3d400400,0x111); |
| reg32_write(0x3d400404,0x10f3); |
| reg32_write(0x3d400408,0x72ff); |
| reg32_write(0x3d400490,0x1); |
| reg32_write(0x3d400494,0xe00); |
| reg32_write(0x3d400498,0x62ffff); |
| reg32_write(0x3d40049c,0xe00); |
| reg32_write(0x3d4004a0,0xffff); |
| reg32_write(0x30391000,0x8f000004); |
| reg32_write(0x30391000,0x8f000000); |
| reg32_write(0x3d400030,0xa8); |
| do{ |
| tmp=reg32_read(0x3d400004); |
| if(tmp&0x223) break; |
| }while(1); |
| reg32_write(0x3d400320,0x0); |
| reg32_write(0x3d000000,0x1); |
| reg32_write(0x3d4001b0,0x10); |
| reg32_write(0x3c040280,0x0); |
| reg32_write(0x3c040284,0x1); |
| reg32_write(0x3c040288,0x2); |
| reg32_write(0x3c04028c,0x3); |
| reg32_write(0x3c040290,0x4); |
| reg32_write(0x3c040294,0x5); |
| reg32_write(0x3c040298,0x6); |
| reg32_write(0x3c04029c,0x7); |
| reg32_write(0x3c044280,0x0); |
| reg32_write(0x3c044284,0x1); |
| reg32_write(0x3c044288,0x2); |
| reg32_write(0x3c04428c,0x3); |
| reg32_write(0x3c044290,0x4); |
| reg32_write(0x3c044294,0x5); |
| reg32_write(0x3c044298,0x6); |
| reg32_write(0x3c04429c,0x7); |
| reg32_write(0x3c048280,0x0); |
| reg32_write(0x3c048284,0x1); |
| reg32_write(0x3c048288,0x2); |
| reg32_write(0x3c04828c,0x3); |
| reg32_write(0x3c048290,0x4); |
| reg32_write(0x3c048294,0x5); |
| reg32_write(0x3c048298,0x6); |
| reg32_write(0x3c04829c,0x7); |
| reg32_write(0x3c04c280,0x0); |
| reg32_write(0x3c04c284,0x1); |
| reg32_write(0x3c04c288,0x2); |
| reg32_write(0x3c04c28c,0x3); |
| reg32_write(0x3c04c290,0x4); |
| reg32_write(0x3c04c294,0x5); |
| reg32_write(0x3c04c298,0x6); |
| reg32_write(0x3c04c29c,0x7); |
| |
| /* Configure DDR PHY's registers */ |
| ddr_cfg_phy_micron_1gb(); |
| |
| reg32_write(DDRC_RFSHCTL3(0), 0x00000000); |
| reg32_write(DDRC_SWCTL(0), 0x0000); |
| /* |
| * ------------------- 9 ------------------- |
| * Set DFIMISC.dfi_init_start to 1 |
| * ----------------------------------------- |
| */ |
| reg32_write(DDRC_DFIMISC(0), 0x00000030); |
| reg32_write(DDRC_SWCTL(0), 0x0001); |
| |
| /* wait DFISTAT.dfi_init_complete to 1 */ |
| tmp_t = 0; |
| while(tmp_t==0){ |
| tmp = reg32_read(DDRC_DFISTAT(0)); |
| tmp_t = tmp & 0x01; |
| tmp = reg32_read(DDRC_MRSTAT(0)); |
| } |
| |
| reg32_write(DDRC_SWCTL(0), 0x0000); |
| |
| /* clear DFIMISC.dfi_init_complete_en */ |
| reg32_write(DDRC_DFIMISC(0), 0x00000010); |
| reg32_write(DDRC_DFIMISC(0), 0x00000011); |
| reg32_write(DDRC_PWRCTL(0), 0x00000088); |
| |
| tmp = reg32_read(DDRC_CRCPARSTAT(0)); |
| /* |
| * set SWCTL.sw_done to enable quasi-dynamic register |
| * programming outside reset. |
| */ |
| reg32_write(DDRC_SWCTL(0), 0x00000001); |
| |
| /* wait SWSTAT.sw_done_ack to 1 */ |
| while((reg32_read(DDRC_SWSTAT(0)) & 0x1) == 0) |
| ; |
| |
| /* wait STAT.operating_mode([1:0] for ddr3) to normal state */ |
| while ((reg32_read(DDRC_STAT(0)) & 0x3) != 0x1) |
| ; |
| |
| reg32_write(DDRC_PWRCTL(0), 0x00000088); |
| /* reg32_write(DDRC_PWRCTL(0), 0x018a); */ |
| tmp = reg32_read(DDRC_CRCPARSTAT(0)); |
| |
| /* enable port 0 */ |
| reg32_write(DDRC_PCTRL_0(0), 0x00000001); |
| /* enable DDR auto-refresh mode */ |
| tmp = reg32_read(DDRC_RFSHCTL3(0)) & ~0x1; |
| reg32_write(DDRC_RFSHCTL3(0), tmp); |
| } |
