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powerpc: p1022ds: Enable P1022DS to boot from SD Card with SPL

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Enable p1022ds to start from eSDHC with SPL.

Signed-off-by: Ying Zhang <b40530@freescale.com>
Acked-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Ying Zhang 2013-08-16 15:16:12 +08:00 committed by York Sun
parent bb0dc1084f
commit 7c8eea59b8
6 changed files with 179 additions and 17 deletions
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4
README
View File

@ -3094,6 +3094,10 @@ FIT uImage format:
Set for the SPL on PPC mpc8xxx targets, support for
arch/powerpc/cpu/mpc8xxx/ddr/libddr.o in SPL binary.
CONFIG_SPL_COMMON_INIT_DDR
Set for common ddr init with serial presence detect in
SPL binary.
CONFIG_SYS_NAND_5_ADDR_CYCLE, CONFIG_SYS_NAND_PAGE_COUNT,
CONFIG_SYS_NAND_PAGE_SIZE, CONFIG_SYS_NAND_OOBSIZE,
CONFIG_SYS_NAND_BLOCK_SIZE, CONFIG_SYS_NAND_BAD_BLOCK_POS,

2
board/freescale/common/Makefile
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@ -45,9 +45,7 @@ COBJS-$(CONFIG_MPC8555CDS) += cds_pci_ft.o
COBJS-$(CONFIG_MPC8536DS) += ics307_clk.o
COBJS-$(CONFIG_MPC8572DS) += ics307_clk.o
ifndef CONFIG_SPL_BUILD
COBJS-$(CONFIG_P1022DS) += ics307_clk.o
endif
COBJS-$(CONFIG_P2020DS) += ics307_clk.o
COBJS-$(CONFIG_P3041DS) += ics307_clk.o
COBJS-$(CONFIG_P4080DS) += ics307_clk.o

3
board/freescale/p1022ds/Makefile
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@ -21,6 +21,9 @@ ifdef MINIMAL
COBJS-y += spl_minimal.o tlb.o law.o
else
ifdef CONFIG_SPL_BUILD
COBJS-y += spl.o
endif
COBJS-y += $(BOARD).o
COBJS-y += ddr.o
COBJS-y += law.o

110
board/freescale/p1022ds/spl.c Normal file
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@ -0,0 +1,110 @@
/*
* Copyright 2013 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#include <common.h>
#include <ns16550.h>
#include <malloc.h>
#include <mmc.h>
#include <nand.h>
#include <i2c.h>
#include "../common/ngpixis.h"
#include <fsl_esdhc.h>
DECLARE_GLOBAL_DATA_PTR;
static const u32 sysclk_tbl[] = {
66666000, 7499900, 83332500, 8999900,
99999000, 11111000, 12499800, 13333200
};
ulong get_effective_memsize(void)
{
return CONFIG_SYS_L2_SIZE;
}
void board_init_f(ulong bootflag)
{
int px_spd;
u32 plat_ratio, sys_clk, bus_clk;
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
console_init_f();
/* Set pmuxcr to allow both i2c1 and i2c2 */
setbits_be32(&gur->pmuxcr, in_be32(&gur->pmuxcr) | 0x1000);
setbits_be32(&gur->pmuxcr,
in_be32(&gur->pmuxcr) | MPC85xx_PMUXCR_SD_DATA);
/* Read back the register to synchronize the write. */
in_be32(&gur->pmuxcr);
/* initialize selected port with appropriate baud rate */
px_spd = in_8((unsigned char *)(PIXIS_BASE + PIXIS_SPD));
sys_clk = sysclk_tbl[px_spd & PIXIS_SPD_SYSCLK_MASK];
plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
bus_clk = sys_clk * plat_ratio / 2;
NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
bus_clk / 16 / CONFIG_BAUDRATE);
#ifdef CONFIG_SPL_MMC_BOOT
puts("\nSD boot...\n");
#endif
/* 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);
env_init();
#ifdef CONFIG_SPL_MMC_BOOT
mmc_initialize(bd);
#endif
/* relocate environment function pointers etc. */
env_relocate();
i2c_init(CONFIG_SYS_FSL_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
gd->ram_size = initdram(0);
puts("Second program loader running in sram...\n");
#ifdef CONFIG_SPL_MMC_BOOT
mmc_boot();
#endif
}

23
board/freescale/p1022ds/tlb.c
View File

@ -71,25 +71,32 @@ struct fsl_e_tlb_entry tlb_table[] = {
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 7, BOOKE_PAGESZ_4K, 1),
#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)
#if defined(CONFIG_SYS_RAMBOOT) || \
(defined(CONFIG_SPL) && !defined(CONFIG_SPL_COMMON_INIT_DDR))
/* **** - eSDHC/eSPI/NAND boot */
SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 8, BOOKE_PAGESZ_1G, 1),
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 8, BOOKE_PAGESZ_1G, 1),
/* **** - eSDHC/eSPI/NAND boot - second 1GB of memory */
SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 9, BOOKE_PAGESZ_1G, 1),
CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
MAS3_SX|MAS3_SW|MAS3_SR, 0,
0, 9, BOOKE_PAGESZ_1G, 1),
#endif
#ifdef CONFIG_SYS_NAND_BASE
/* *I*G - NAND */
SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 10, BOOKE_PAGESZ_16K, 1),
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 10, BOOKE_PAGESZ_16K, 1),
#endif
#ifdef CONFIG_SYS_INIT_L2_ADDR
/* *I*G - L2SRAM */
SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_G,
0, 11, BOOKE_PAGESZ_256K, 1)
#endif
};
int num_tlb_entries = ARRAY_SIZE(tlb_table);

54
include/configs/P1022DS.h
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@ -16,11 +16,32 @@
#endif
#ifdef CONFIG_SDCARD
#define CONFIG_RAMBOOT_SDCARD
#define CONFIG_SYS_RAMBOOT
#define CONFIG_SYS_EXTRA_ENV_RELOC
#define CONFIG_SYS_TEXT_BASE 0x11000000
#define CONFIG_RESET_VECTOR_ADDRESS 0x1107fffc
#define CONFIG_SPL
#define CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
#define CONFIG_SPL_ENV_SUPPORT
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_MMC_SUPPORT
#define CONFIG_SPL_MMC_MINIMAL
#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_FSL_LAW /* Use common FSL init code */
#define CONFIG_SYS_TEXT_BASE 0x11001000
#define CONFIG_SPL_TEXT_BASE 0xf8f81000
#define CONFIG_SPL_PAD_TO 0x18000
#define CONFIG_SPL_MAX_SIZE (96 * 1024)
#define CONFIG_SYS_MMC_U_BOOT_SIZE (512 << 10)
#define CONFIG_SYS_MMC_U_BOOT_DST (0x11000000)
#define CONFIG_SYS_MMC_U_BOOT_START (0x11000000)
#define CONFIG_SYS_MMC_U_BOOT_OFFS (96 << 10)
#define CONFIG_SYS_MPC85XX_NO_RESETVEC
#define CONFIG_SYS_LDSCRIPT "arch/powerpc/cpu/mpc85xx/u-boot.lds"
#define CONFIG_SPL_MMC_BOOT
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SPL_COMMON_INIT_DDR
#endif
#endif
#ifdef CONFIG_SPIFLASH
@ -290,6 +311,24 @@
#define CONFIG_SYS_MONITOR_LEN (512 * 1024)
#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024)
/*
* Config the L2 Cache as L2 SRAM
*/
#if defined(CONFIG_SPL_BUILD)
#if defined(CONFIG_SDCARD)
#define CONFIG_SYS_INIT_L2_ADDR 0xf8f80000
#define CONFIG_SYS_INIT_L2_ADDR_PHYS CONFIG_SYS_INIT_L2_ADDR
#define CONFIG_SYS_L2_SIZE (256 << 10)
#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE)
#define CONFIG_SPL_RELOC_TEXT_BASE 0xf8f81000
#define CONFIG_SPL_RELOC_STACK (CONFIG_SYS_INIT_L2_ADDR + 128 * 1024)
#define CONFIG_SPL_RELOC_STACK_SIZE (32 << 10)
#define CONFIG_SPL_RELOC_MALLOC_ADDR (CONFIG_SYS_INIT_L2_ADDR + 160 * 1024)
#define CONFIG_SPL_RELOC_MALLOC_SIZE (96 << 10)
#define CONFIG_SPL_GD_ADDR (CONFIG_SYS_INIT_L2_ADDR + 112 * 1024)
#endif
#endif
/*
* Serial Port
*/
@ -298,7 +337,7 @@
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE 1
#define CONFIG_SYS_NS16550_CLK get_bus_freq(0)
#ifdef CONFIG_SPL_BUILD
#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_INIT_MINIMAL)
#define CONFIG_NS16550_MIN_FUNCTIONS
#endif
@ -529,8 +568,9 @@
#define CONFIG_ENV_SIZE 0x2000 /* 8KB */
#define CONFIG_ENV_OFFSET 0x100000 /* 1MB */
#define CONFIG_ENV_SECT_SIZE 0x10000
#elif defined(CONFIG_RAMBOOT_SDCARD)
#elif defined(CONFIG_SDCARD)
#define CONFIG_ENV_IS_IN_MMC
#define CONFIG_FSL_FIXED_MMC_LOCATION
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_SYS_MMC_ENV_DEV 0
#elif defined(CONFIG_NAND)