diff options
Diffstat (limited to 'board/freescale/c29xpcie')
| -rw-r--r-- | board/freescale/c29xpcie/Makefile | 15 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/README | 12 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/cpld.c | 2 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/spl.c | 77 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/spl_minimal.c | 63 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/tlb.c | 13 |
6 files changed, 174 insertions, 8 deletions
diff --git a/board/freescale/c29xpcie/Makefile b/board/freescale/c29xpcie/Makefile index 626d48aea7..818484a57d 100644 --- a/board/freescale/c29xpcie/Makefile +++ b/board/freescale/c29xpcie/Makefile @@ -3,8 +3,23 @@ # # SPDX-License-Identifier: GPL-2.0+ +MINIMAL= +ifdef CONFIG_SPL_BUILD +ifdef CONFIG_SPL_INIT_MINIMAL +MINIMAL=y +endif +endif + +ifdef MINIMAL +obj-y += spl_minimal.o tlb.o law.o +else +ifdef CONFIG_SPL_BUILD +obj-y += spl.o +endif + obj-y += c29xpcie.o obj-y += cpld.o obj-y += ddr.o obj-y += law.o obj-y += tlb.o +endif diff --git a/board/freescale/c29xpcie/README b/board/freescale/c29xpcie/README index 430f08244a..3bc396b35a 100644 --- a/board/freescale/c29xpcie/README +++ b/board/freescale/c29xpcie/README @@ -62,9 +62,9 @@ Build and program u-boot to NOR flash 2. Program u-boot.bin into NOR flash => tftp $loadaddr $uboot - => protect off eff80000 +$filesize - => erase eff80000 +$filesize - => cp.b $loadaddr eff80000 $filesize + => protect off eff40000 +$filesize + => erase eff40000 +$filesize + => cp.b $loadaddr eff40000 $filesize 3. Check SW5[1:4]= 1111 and SW5[6]=0, then power on. @@ -73,9 +73,9 @@ Alternate NOR bank There are four banks in C29XPCIE board, example to change bank booting: 1. Program u-boot.bin into alternate NOR bank => tftp $loadaddr $uboot - => protect off e9f80000 +$filesize - => erase e9f80000 +$filesize - => cp.b $loadaddr e9f80000 $filesize + => protect off e9f40000 +$filesize + => erase e9f40000 +$filesize + => cp.b $loadaddr e9f40000 $filesize 2. Switch to alternate NOR bank => cpld_cmd reset altbank [bank] diff --git a/board/freescale/c29xpcie/cpld.c b/board/freescale/c29xpcie/cpld.c index 5cbccff633..37722daf5b 100644 --- a/board/freescale/c29xpcie/cpld.c +++ b/board/freescale/c29xpcie/cpld.c @@ -89,6 +89,7 @@ static void cpld_dump_regs(void) } #endif +#ifndef CONFIG_SPL_BUILD int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { int rc = 0; @@ -129,3 +130,4 @@ U_BOOT_CMD( "cpld_cmd dump - display the CPLD registers\n" #endif ); +#endif diff --git a/board/freescale/c29xpcie/spl.c b/board/freescale/c29xpcie/spl.c new file mode 100644 index 0000000000..3cfdb723b9 --- /dev/null +++ b/board/freescale/c29xpcie/spl.c @@ -0,0 +1,77 @@ +/* Copyright 2013 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <ns16550.h> +#include <malloc.h> +#include <mmc.h> +#include <nand.h> +#include <i2c.h> + +DECLARE_GLOBAL_DATA_PTR; + +ulong get_effective_memsize(void) +{ + return CONFIG_SYS_L2_SIZE; +} + +void board_init_f(ulong bootflag) +{ + u32 plat_ratio; + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; + + console_init_f(); + + /* initialize selected port with appropriate baud rate */ + plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; + plat_ratio >>= 1; + gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; + + NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, + gd->bus_clk / 16 / CONFIG_BAUDRATE); + + /* copy code to RAM and jump to it - this should not return */ + /* NOTE - code has to be copied out of NAND buffer before + * other blocks can be read. + */ + relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + /* Pointer is writable since we allocated a register for it */ + gd = (gd_t *)CONFIG_SPL_GD_ADDR; + bd_t *bd; + + memset(gd, 0, sizeof(gd_t)); + bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t)); + memset(bd, 0, sizeof(bd_t)); + gd->bd = bd; + bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR; + bd->bi_memsize = CONFIG_SYS_L2_SIZE; + + probecpu(); + get_clocks(); + mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, + CONFIG_SPL_RELOC_MALLOC_SIZE); + + /* relocate environment function pointers etc. */ + 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; + + i2c_init_all(); + + gd->ram_size = initdram(0); + +#ifdef CONFIG_SPL_NAND_BOOT + puts("TPL\n"); +#else + puts("SPL\n"); +#endif + + nand_boot(); +} diff --git a/board/freescale/c29xpcie/spl_minimal.c b/board/freescale/c29xpcie/spl_minimal.c new file mode 100644 index 0000000000..8f96b67e84 --- /dev/null +++ b/board/freescale/c29xpcie/spl_minimal.c @@ -0,0 +1,63 @@ +/* Copyright 2013 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <mpc85xx.h> +#include <asm/io.h> +#include <ns16550.h> +#include <nand.h> +#include <asm/mmu.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_law.h> +#include <asm/global_data.h> + +DECLARE_GLOBAL_DATA_PTR; + +void board_init_f(ulong bootflag) +{ + u32 plat_ratio; + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; + +#if defined(CONFIG_SYS_NAND_BR_PRELIM) && defined(CONFIG_SYS_NAND_OR_PRELIM) + set_lbc_br(0, CONFIG_SYS_NAND_BR_PRELIM); + set_lbc_or(0, CONFIG_SYS_NAND_OR_PRELIM); +#endif + + /* initialize selected port with appropriate baud rate */ + plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; + plat_ratio >>= 1; + gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; + + NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, + gd->bus_clk / 16 / CONFIG_BAUDRATE); + + puts("\nNAND boot...\n"); + + /* copy code to RAM and jump to it - this should not return */ + /* NOTE - code has to be copied out of NAND buffer before + * other blocks can be read. + */ + relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + puts("SPL\n"); + nand_boot(); +} + +void putc(char c) +{ + if (c == '\n') + NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, '\r'); + + NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, c); +} + +void puts(const char *str) +{ + while (*str) + putc(*str++); +} diff --git a/board/freescale/c29xpcie/tlb.c b/board/freescale/c29xpcie/tlb.c index 84844ee0f5..c5abed0504 100644 --- a/board/freescale/c29xpcie/tlb.c +++ b/board/freescale/c29xpcie/tlb.c @@ -30,6 +30,7 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 0, BOOKE_PAGESZ_1M, 1), +#ifndef CONFIG_SPL_BUILD SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, 0, 1, BOOKE_PAGESZ_64M, 1), @@ -43,13 +44,14 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 3, BOOKE_PAGESZ_256K, 1), #endif +#endif SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS, MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 4, BOOKE_PAGESZ_64K, 1), SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS, - MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 5, BOOKE_PAGESZ_64K, 1), SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE, @@ -61,7 +63,8 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 7, BOOKE_PAGESZ_256K, 1), -#ifdef CONFIG_SYS_RAMBOOT +#if defined(CONFIG_SYS_RAMBOOT) || \ + (defined(CONFIG_SPL) && !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, @@ -71,6 +74,12 @@ struct fsl_e_tlb_entry tlb_table[] = { MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 9, BOOKE_PAGESZ_256M, 1), #endif + +#ifdef CONFIG_SYS_INIT_L2_ADDR + SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G, + 0, 12, BOOKE_PAGESZ_256K, 1) +#endif }; int num_tlb_entries = ARRAY_SIZE(tlb_table); |
