Add support of 2-stage NAND/SPI/SD boot loader using SPL framework. PBL initializes the internal CPC-SRAM and copy SPL(96K) to it, SPL further initializes DDR using SPD and environment and copy u-boot from SPI/SD/NAND to DDR, finally SPL transfers control to u-boot.
Signed-off-by: Shengzhou Liu Shengzhou.Liu@freescale.com --- board/freescale/t208xqds/Makefile | 5 ++ board/freescale/t208xqds/ddr.c | 7 +- board/freescale/t208xqds/spl.c | 138 ++++++++++++++++++++++++++++++++++++++ board/freescale/t208xqds/tlb.c | 7 ++ boards.cfg | 8 +-- include/configs/T208xQDS.h | 115 +++++++++++++++++++++++++------ 6 files changed, 253 insertions(+), 27 deletions(-) create mode 100644 board/freescale/t208xqds/spl.c
diff --git a/board/freescale/t208xqds/Makefile b/board/freescale/t208xqds/Makefile index 947b7f7..6cb72c9 100644 --- a/board/freescale/t208xqds/Makefile +++ b/board/freescale/t208xqds/Makefile @@ -4,11 +4,16 @@ # SPDX-License-Identifier: GPL-2.0+ #
+ifdef CONFIG_SPL_BUILD +obj-y += spl.o +else obj-$(CONFIG_T2080QDS) += t208xqds.o obj-$(CONFIG_T2080QDS) += eth_t208xqds.o obj-$(CONFIG_T2081QDS) += t208xqds.o obj-$(CONFIG_T2081QDS) += eth_t208xqds.o obj-$(CONFIG_PCI) += pci.o +endif + obj-y += ddr.o obj-y += law.o obj-y += tlb.o diff --git a/board/freescale/t208xqds/ddr.c b/board/freescale/t208xqds/ddr.c index ed1334d..3348971 100644 --- a/board/freescale/t208xqds/ddr.c +++ b/board/freescale/t208xqds/ddr.c @@ -107,13 +107,16 @@ phys_size_t initdram(int board_type) { phys_size_t dram_size;
+#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_RAMBOOT_PBL) puts("Initializing....using SPD\n"); - dram_size = fsl_ddr_sdram();
dram_size = setup_ddr_tlbs(dram_size / 0x100000); dram_size *= 0x100000; +#else + /* DDR has been initialised by first stage boot loader */ + dram_size = fsl_ddr_sdram_size(); +#endif
- puts(" DDR: "); return dram_size; } diff --git a/board/freescale/t208xqds/spl.c b/board/freescale/t208xqds/spl.c new file mode 100644 index 0000000..ef0191b --- /dev/null +++ b/board/freescale/t208xqds/spl.c @@ -0,0 +1,138 @@ +/* Copyright 2013 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <malloc.h> +#include <ns16550.h> +#include <nand.h> +#include <i2c.h> +#include <mmc.h> +#include <fsl_esdhc.h> +#include <spi_flash.h> +#include "../common/qixis.h" +#include "t208xqds_qixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +phys_size_t get_effective_memsize(void) +{ + return CONFIG_SYS_L3_SIZE; +} + +unsigned long get_board_sys_clk(void) +{ + u8 sysclk_conf = QIXIS_READ(brdcfg[1]); + + switch (sysclk_conf & 0x0F) { + case QIXIS_SYSCLK_83: + return 83333333; + case QIXIS_SYSCLK_100: + return 100000000; + case QIXIS_SYSCLK_125: + return 125000000; + case QIXIS_SYSCLK_133: + return 133333333; + case QIXIS_SYSCLK_150: + return 150000000; + case QIXIS_SYSCLK_160: + return 160000000; + case QIXIS_SYSCLK_166: + return 166666666; + } + return 66666666; +} + +unsigned long get_board_ddr_clk(void) +{ + u8 ddrclk_conf = QIXIS_READ(brdcfg[1]); + + switch ((ddrclk_conf & 0x30) >> 4) { + case QIXIS_DDRCLK_100: + return 100000000; + case QIXIS_DDRCLK_125: + return 125000000; + case QIXIS_DDRCLK_133: + return 133333333; + } + return 66666666; +} + +void board_init_f(ulong bootflag) +{ + u32 plat_ratio, sys_clk, ccb_clk; + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; + + /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ + memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); + + /* Update GD pointer */ + gd = (gd_t *)(CONFIG_SPL_GD_ADDR); + + console_init_f(); + + /* initialize selected port with appropriate baud rate */ + sys_clk = get_board_sys_clk(); + plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; + ccb_clk = sys_clk * plat_ratio / 2; + + NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, + ccb_clk / 16 / CONFIG_BAUDRATE); + +#if defined(CONFIG_SPL_MMC_BOOT) + puts("\nSD boot...\n"); +#elif defined(CONFIG_SPL_SPI_BOOT) + puts("\nSPI boot...\n"); +#elif defined(CONFIG_SPL_NAND_BOOT) + puts("\nNAND boot...\n"); +#endif + + relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + bd_t *bd; + + bd = (bd_t *)(gd + sizeof(gd_t)); + memset(bd, 0, sizeof(bd_t)); + gd->bd = bd; + bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; + bd->bi_memsize = CONFIG_SYS_L3_SIZE; + + probecpu(); + get_clocks(); + mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, + CONFIG_SPL_RELOC_MALLOC_SIZE); + +#ifndef CONFIG_SPL_NAND_BOOT + env_init(); +#endif + +#ifdef CONFIG_SPL_MMC_BOOT + mmc_initialize(bd); +#endif + + /* relocate environment function pointers etc. */ +#ifdef CONFIG_SPL_NAND_BOOT + nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, + (uchar *)CONFIG_ENV_ADDR); + gd->env_addr = (ulong)(CONFIG_ENV_ADDR); + gd->env_valid = 1; +#else + env_relocate(); +#endif + + i2c_init_all(); + + gd->ram_size = initdram(0); + +#ifdef CONFIG_SPL_MMC_BOOT + mmc_boot(); +#elif defined(CONFIG_SPL_SPI_BOOT) + spi_boot(); +#elif defined(CONFIG_SPL_NAND_BOOT) + nand_boot(); +#endif +} diff --git a/board/freescale/t208xqds/tlb.c b/board/freescale/t208xqds/tlb.c index 62cd110..8d60298 100644 --- a/board/freescale/t208xqds/tlb.c +++ b/board/freescale/t208xqds/tlb.c @@ -65,6 +65,7 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, 0, 2, BOOKE_PAGESZ_256M, 1),
+#ifndef CONFIG_SPL_BUILD /* *I*G* - PCIe 1, 0x80000000 */ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, @@ -110,6 +111,7 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 12, BOOKE_PAGESZ_16M, 1), #endif +#endif #ifdef CONFIG_SYS_DCSRBAR_PHYS SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, @@ -141,6 +143,11 @@ struct fsl_e_tlb_entry tlb_table[] = { 0, 18, BOOKE_PAGESZ_1M, 1), #endif
+#if defined(CONFIG_RAMBOOT_PBL) && !defined(CONFIG_SPL_BUILD) + SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 19, BOOKE_PAGESZ_2G, 1) +#endif };
int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/boards.cfg b/boards.cfg index 1d3aab1..4420c46 100644 --- a/boards.cfg +++ b/boards.cfg @@ -974,14 +974,14 @@ Active powerpc mpc85xx - freescale t1040qds Active powerpc mpc85xx - freescale t104xrdb T1040RDB T1040RDB:PPC_T1040 Poonam Aggrwal poonam.aggrwal@freescale.com Active powerpc mpc85xx - freescale t104xrdb T1042RDB_PI T1042RDB_PI:PPC_T1042 Poonam Aggrwal poonam.aggrwal@freescale.com Active powerpc mpc85xx - freescale t208xqds T2080QDS T208xQDS:PPC_T2080 -Active powerpc mpc85xx - freescale t208xqds T2080QDS_SDCARD T208xQDS:PPC_T2080,RAMBOOT_PBL,SDCARD,SYS_TEXT_BASE=0xFFF40000 -Active powerpc mpc85xx - freescale t208xqds T2080QDS_SPIFLASH T208xQDS:PPC_T2080,RAMBOOT_PBL,SPIFLASH,SYS_TEXT_BASE=0xFFF40000 -Active powerpc mpc85xx - freescale t208xqds T2080QDS_NAND T208xQDS:PPC_T2080,RAMBOOT_PBL,NAND,SYS_TEXT_BASE=0xFFF40000 +Active powerpc mpc85xx - freescale t208xqds T2080QDS_SDCARD T208xQDS:PPC_T2080,RAMBOOT_PBL,RAMBOOT_SPLPBL,SDCARD +Active powerpc mpc85xx - freescale t208xqds T2080QDS_SPIFLASH T208xQDS:PPC_T2080,RAMBOOT_PBL,RAMBOOT_SPLPBL,SPIFLASH +Active powerpc mpc85xx - freescale t208xqds T2080QDS_NAND T208xQDS:PPC_T2080,RAMBOOT_PBL,RAMBOOT_SPLPBL,NAND Active powerpc mpc85xx - freescale t208xqds T2080QDS_SRIO_PCIE_BOOT T208xQDS:PPC_T2080,SRIO_PCIE_BOOT_SLAVE,SYS_TEXT_BASE=0xFFF40000 Active powerpc mpc85xx - freescale t208xqds T2081QDS T208xQDS:PPC_T2081 Active powerpc mpc85xx - freescale t208xqds T2081QDS_SDCARD T208xQDS:PPC_T2081,RAMBOOT_PBL,SDCARD,SYS_TEXT_BASE=0xFFF40000 Active powerpc mpc85xx - freescale t208xqds T2081QDS_SPIFLASH T208xQDS:PPC_T2081,RAMBOOT_PBL,SPIFLASH,SYS_TEXT_BASE=0xFFF40000 -Active powerpc mpc85xx - freescale t208xqds T2081QDS_NAND T208xQDS:PPC_T2081,RAMBOOT_PBL,NAND,SYS_TEXT_BASE=0xFFF40000 +Active powerpc mpc85xx - freescale t208xqds T2081QDS_NAND T208xQDS:PPC_T2081,RAMBOOT_PBL,RAMBOOT_SPLPBL,NAND Active powerpc mpc85xx - freescale t208xqds T2081QDS_SRIO_PCIE_BOOT T208xQDS:PPC_T2081,SRIO_PCIE_BOOT_SLAVE,SYS_TEXT_BASE=0xFFF40000 Active powerpc mpc85xx - freescale t208xrdb T2080RDB T208xRDB:PPC_T2080 Active powerpc mpc85xx - freescale t208xrdb T2080RDB_SDCARD T208xRDB:PPC_T2080,RAMBOOT_PBL,SDCARD,SYS_TEXT_BASE=0xFFF40000 diff --git a/include/configs/T208xQDS.h b/include/configs/T208xQDS.h index 1f42360..c47c1ee 100644 --- a/include/configs/T208xQDS.h +++ b/include/configs/T208xQDS.h @@ -46,15 +46,79 @@ #define CONFIG_ENV_OVERWRITE
#ifdef CONFIG_RAMBOOT_PBL -#define CONFIG_RAMBOOT_TEXT_BASE CONFIG_SYS_TEXT_BASE -#define CONFIG_RESET_VECTOR_ADDRESS 0xfffffffc #define CONFIG_SYS_FSL_PBL_PBI $(SRCTREE)/board/freescale/t208xqds/t208x_pbi.cfg #if defined(CONFIG_PPC_T2080) #define CONFIG_SYS_FSL_PBL_RCW $(SRCTREE)/board/freescale/t208xqds/t2080_rcw.cfg #elif defined(CONFIG_PPC_T2081) #define CONFIG_SYS_FSL_PBL_RCW $(SRCTREE)/board/freescale/t208xqds/t2081_rcw.cfg #endif + +#define CONFIG_SPL +#define CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT +#define CONFIG_SPL_ENV_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_FLUSH_IMAGE +#define CONFIG_SPL_TARGET "u-boot-with-spl.bin" +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_DRIVERS_MISC_SUPPORT +#define CONFIG_FSL_LAW /* Use common FSL init code */ +#define CONFIG_SYS_TEXT_BASE 0x00201000 +#define CONFIG_SPL_TEXT_BASE 0xFFFD0000 +#define CONFIG_SPL_PAD_TO 0x40000 +#define CONFIG_SPL_MAX_SIZE 0x30000 +#define RESET_VECTOR_OFFSET 0x2FFFC +#define BOOT_PAGE_OFFSET 0x2F000 +#ifdef CONFIG_SPL_BUILD +#define CONFIG_SPL_SKIP_RELOCATE +#define CONFIG_SPL_COMMON_INIT_DDR +#define CONFIG_SYS_CCSR_DO_NOT_RELOCATE +#define CONFIG_SYS_NO_FLASH +#endif + +#ifdef CONFIG_NAND +#define CONFIG_SPL_NAND_SUPPORT +#define CONFIG_SYS_NAND_U_BOOT_SIZE (768 << 10) +#define CONFIG_SYS_NAND_U_BOOT_DST 0x00200000 +#define CONFIG_SYS_NAND_U_BOOT_START 0x00200000 +#define CONFIG_SYS_NAND_U_BOOT_OFFS (256 << 10) +#define CONFIG_SYS_LDSCRIPT "arch/powerpc/cpu/mpc85xx/u-boot-nand.lds" +#define CONFIG_SPL_NAND_BOOT +#endif + +#ifdef CONFIG_SPIFLASH +#define CONFIG_RESET_VECTOR_ADDRESS 0x200FFC +#define CONFIG_SPL_SPI_SUPPORT +#define CONFIG_SPL_SPI_FLASH_SUPPORT +#define CONFIG_SPL_SPI_FLASH_MINIMAL +#define CONFIG_SYS_SPI_FLASH_U_BOOT_SIZE (768 << 10) +#define CONFIG_SYS_SPI_FLASH_U_BOOT_DST (0x00200000) +#define CONFIG_SYS_SPI_FLASH_U_BOOT_START (0x00200000) +#define CONFIG_SYS_SPI_FLASH_U_BOOT_OFFS (256 << 10) +#define CONFIG_SYS_LDSCRIPT "arch/powerpc/cpu/mpc85xx/u-boot.lds" +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SYS_MPC85XX_NO_RESETVEC #endif +#define CONFIG_SPL_SPI_BOOT +#endif + +#ifdef CONFIG_SDCARD +#define CONFIG_RESET_VECTOR_ADDRESS 0x200FFC +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_MMC_MINIMAL +#define CONFIG_SYS_MMC_U_BOOT_SIZE (768 << 10) +#define CONFIG_SYS_MMC_U_BOOT_DST (0x00200000) +#define CONFIG_SYS_MMC_U_BOOT_START (0x00200000) +#define CONFIG_SYS_MMC_U_BOOT_OFFS (260 << 10) +#define CONFIG_SYS_LDSCRIPT "arch/powerpc/cpu/mpc85xx/u-boot.lds" +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SYS_MPC85XX_NO_RESETVEC +#endif +#define CONFIG_SPL_MMC_BOOT +#endif + +#endif /* CONFIG_RAMBOOT_PBL */
#define CONFIG_SRIO_PCIE_BOOT_MASTER #ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE @@ -85,11 +149,7 @@ #define CONFIG_MEM_INIT_VALUE 0xdeadbeef #endif
-#ifdef CONFIG_SYS_NO_FLASH -#if !defined(CONFIG_SRIO_PCIE_BOOT_SLAVE) && !defined(CONFIG_RAMBOOT_PBL) -#define CONFIG_ENV_IS_NOWHERE -#endif -#else +#ifndef CONFIG_SYS_NO_FLASH #define CONFIG_FLASH_CFI_DRIVER #define CONFIG_SYS_FLASH_CFI #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE @@ -110,12 +170,12 @@ #define CONFIG_ENV_IS_IN_MMC #define CONFIG_SYS_MMC_ENV_DEV 0 #define CONFIG_ENV_SIZE 0x2000 -#define CONFIG_ENV_OFFSET (512 * 1658) +#define CONFIG_ENV_OFFSET (512 * 0x800) #elif defined(CONFIG_NAND) #define CONFIG_SYS_EXTRA_ENV_RELOC #define CONFIG_ENV_IS_IN_NAND -#define CONFIG_ENV_SIZE CONFIG_SYS_NAND_BLOCK_SIZE -#define CONFIG_ENV_OFFSET (7 * CONFIG_SYS_NAND_BLOCK_SIZE) +#define CONFIG_ENV_SIZE 0x2000 +#define CONFIG_ENV_OFFSET (10 * CONFIG_SYS_NAND_BLOCK_SIZE) #elif defined(CONFIG_SRIO_PCIE_BOOT_SLAVE) #define CONFIG_ENV_IS_IN_REMOTE #define CONFIG_ENV_ADDR 0xffe20000 @@ -140,7 +200,16 @@ unsigned long get_board_ddr_clk(void); /* * Config the L3 Cache as L3 SRAM */ -#define CONFIG_SYS_INIT_L3_ADDR CONFIG_RAMBOOT_TEXT_BASE +#define CONFIG_SYS_INIT_L3_ADDR 0xFFFC0000 +#define CONFIG_SYS_L3_SIZE (256 << 10) +#define CONFIG_SPL_GD_ADDR CONFIG_SYS_INIT_L3_ADDR +#ifdef CONFIG_NAND +#define CONFIG_ENV_ADDR (CONFIG_SYS_INIT_L3_ADDR + 4 * 1024) +#endif +#define CONFIG_SPL_RELOC_MALLOC_ADDR (CONFIG_SYS_INIT_L3_ADDR + 10 * 1024) +#define CONFIG_SPL_RELOC_MALLOC_SIZE (50 << 10) +#define CONFIG_SPL_RELOC_STACK (CONFIG_SYS_INIT_L3_ADDR + 64 * 1024) +#define CONFIG_SPL_RELOC_STACK_SIZE (20 << 10)
#define CONFIG_SYS_DCSRBAR 0xf0000000 #define CONFIG_SYS_DCSRBAR_PHYS 0xf00000000ull @@ -345,7 +414,12 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_SYS_RAMBOOT #endif
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE +#ifdef CONFIG_SPL_BUILD +#define CONFIG_SYS_MONITOR_BASE CONFIG_SPL_TEXT_BASE +#else +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */ +#endif + #define CONFIG_BOARD_EARLY_INIT_R /* call board_early_init_r function */ #define CONFIG_MISC_INIT_R #define CONFIG_HWCONFIG @@ -364,7 +438,7 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \ GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET -#define CONFIG_SYS_MONITOR_LEN (512 * 1024) +#define CONFIG_SYS_MONITOR_LEN (768 * 1024) #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
/* @@ -461,15 +535,14 @@ unsigned long get_board_ddr_clk(void); */ #ifdef CONFIG_SPI_FLASH #define CONFIG_FSL_ESPI -#define CONFIG_SPI_FLASH_SST #define CONFIG_SPI_FLASH_STMICRO -#if defined(CONFIG_T2080QDS) -#define CONFIG_SPI_FLASH_SPANSION -#elif defined(CONFIG_T2081QDS) +#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_RAMBOOT_PBL) +#define CONFIG_SPI_FLASH_SST #define CONFIG_SPI_FLASH_EON #endif
#define CONFIG_CMD_SF +#define CONFIG_SPI_FLASH_BAR #define CONFIG_SF_DEFAULT_SPEED 10000000 #define CONFIG_SF_DEFAULT_MODE 0 #endif @@ -564,14 +637,14 @@ unsigned long get_board_ddr_clk(void); #elif defined(CONFIG_SDCARD) /* * PBL SD boot image should stored at 0x1000(8 blocks), the size of the image is - * about 825KB (1650 blocks), Env is stored after the image, and the env size is - * 0x2000 (16 blocks), 8 + 1650 + 16 = 1674, enlarge it to 1680. + * about 1MB (2048 blocks), Env is stored after the image, and the env size is + * 0x2000 (16 blocks), 8 + 2048 + 16 = 2072, enlarge it to 2080. */ #define CONFIG_SYS_QE_FMAN_FW_IN_MMC -#define CONFIG_SYS_QE_FMAN_FW_ADDR (512 * 1680) +#define CONFIG_SYS_QE_FMAN_FW_ADDR (512 * 0x820) #elif defined(CONFIG_NAND) #define CONFIG_SYS_QE_FMAN_FW_IN_NAND -#define CONFIG_SYS_QE_FMAN_FW_ADDR (8 * CONFIG_SYS_NAND_BLOCK_SIZE) +#define CONFIG_SYS_QE_FMAN_FW_ADDR (11 * CONFIG_SYS_NAND_BLOCK_SIZE) #elif defined(CONFIG_SRIO_PCIE_BOOT_SLAVE) /* * Slave has no ucode locally, it can fetch this from remote. When implementing