Commit 3e6e6983 authored by Ying Zhang's avatar Ying Zhang Committed by York Sun

powerpc: p1_p2_rdb_pc: Enable p1_p2_rdb_pc to boot from SD Card with SPL

Enable p1_p2_rdb_pc to start from eSDHC with SPL.
Signed-off-by: default avatarYing Zhang <b40530@freescale.com>
parent ffee1dde
......@@ -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
......
/*
* 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>
#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)
{
u32 plat_ratio, 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 */
plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
plat_ratio >>= 1;
bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
gd->bus_clk = bus_clk;
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();
#ifdef CONFIG_SYS_I2C
i2c_init_all();
#else
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
#endif
gd->ram_size = initdram(0);
puts("Second program loader running in sram...\n");
#ifdef CONFIG_SPL_MMC_BOOT
mmc_boot();
#endif
}
......@@ -78,17 +78,8 @@ struct fsl_e_tlb_entry tlb_table[] = {
0, 7, BOOKE_PAGESZ_1M, 1),
#endif
#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)
#ifdef CONFIG_SYS_INIT_L2_ADDR
/* L2SRAM */
SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 8, BOOKE_PAGESZ_256K, 1),
SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000,
CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 12, BOOKE_PAGESZ_256K, 1),
#else
#if defined(CONFIG_SYS_RAMBOOT) || \
(defined(CONFIG_SPL) && !defined(CONFIG_SPL_COMMON_INIT_DDR))
/* *I*G - 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,
......@@ -101,8 +92,14 @@ struct fsl_e_tlb_entry tlb_table[] = {
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 9, BOOKE_PAGESZ_1G, 1),
#endif /* P1020MBG */
#endif /* not L2 SRAM */
#endif /* RAMBOOT/SPL */
#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);
......@@ -144,19 +144,33 @@
#define CONFIG_SYS_L2_SIZE (512 << 10)
#endif
#if CONFIG_SYS_L2_SIZE >= (512 << 10)
/* must be 32-bit */
#define CONFIG_SYS_INIT_L2_ADDR 0xf8f80000
#define CONFIG_SYS_INIT_L2_ADDR_PHYS CONFIG_SYS_INIT_L2_ADDR
#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE)
#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
......@@ -526,6 +540,23 @@
#define CONFIG_VSC7385_IMAGE_SIZE 8192
#endif
/*
* 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_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 - controlled on board with jumper J8
* open - index 2
* shorted - index 1
......@@ -536,7 +567,7 @@
#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
......@@ -742,7 +773,7 @@
#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
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment