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-rw-r--r--board/freescale/p1_p2_rdb_pc/spl.c15
-rw-r--r--board/freescale/p1_p2_rdb_pc/spl_minimal.c83
-rw-r--r--board/freescale/p1_p2_rdb_pc/tlb.c8
3 files changed, 27 insertions, 79 deletions
diff --git a/board/freescale/p1_p2_rdb_pc/spl.c b/board/freescale/p1_p2_rdb_pc/spl.c
index 07fab46..9bb0716 100644
--- a/board/freescale/p1_p2_rdb_pc/spl.c
+++ b/board/freescale/p1_p2_rdb_pc/spl.c
@@ -83,12 +83,21 @@ void board_init_r(gd_t *gd, ulong dest_addr)
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
#ifdef CONFIG_SYS_I2C
i2c_init_all();
@@ -97,11 +106,17 @@ void board_init_r(gd_t *gd, ulong dest_addr)
#endif
gd->ram_size = initdram(0);
+#ifdef CONFIG_SPL_NAND_BOOT
+ puts("Tertiary program loader running in sram...");
+#else
puts("Second program loader running in sram...\n");
+#endif
#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/p1_p2_rdb_pc/spl_minimal.c b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
index ac07572..adfa7b1 100644
--- a/board/freescale/p1_p2_rdb_pc/spl_minimal.c
+++ b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
@@ -15,59 +15,14 @@
DECLARE_GLOBAL_DATA_PTR;
-#ifndef CONFIG_SYS_INIT_L2_ADDR
-/*
- * Fixed sdram init -- doesn't use serial presence detect.
- */
-static void sdram_init(void)
-{
- ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC8xxx_DDR_ADDR;
-
- __raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds);
- __raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config);
-#if CONFIG_CHIP_SELECTS_PER_CTRL > 1
- __raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds);
- __raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config);
-#endif
- __raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3);
- __raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0);
- __raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1);
- __raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2);
-
- __raw_writel(CONFIG_SYS_DDR_CONTROL_2, &ddr->sdram_cfg_2);
- __raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode);
- __raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2);
-
- __raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval);
- __raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init);
- __raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl);
-
- __raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4);
- __raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5);
- __raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl);
- __raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL, &ddr->ddr_wrlvl_cntl);
-
- /* Set, but do not enable the memory */
- __raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN, &ddr->sdram_cfg);
-
- asm volatile("sync;isync");
- udelay(500);
-
- /* Let the controller go */
- out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
-
- set_next_law(0, CONFIG_SYS_SDRAM_SIZE_LAW, LAW_TRGT_IF_DDR_1);
-}
-#endif
-
void board_init_f(ulong bootflag)
{
u32 plat_ratio;
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
-#ifndef CONFIG_QE
- ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
-#elif defined(CONFIG_P1021RDB)
- par_io_t *par_io = (par_io_t *)&(gur->qe_par_io);
+
+#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 */
@@ -80,35 +35,6 @@ void board_init_f(ulong bootflag)
puts("\nNAND boot... ");
-#ifndef CONFIG_QE
- /* init DDR3 reset signal */
- __raw_writel(0x02000000, &pgpio->gpdir);
- __raw_writel(0x00200000, &pgpio->gpodr);
- __raw_writel(0x00000000, &pgpio->gpdat);
- udelay(1000);
- __raw_writel(0x00200000, &pgpio->gpdat);
- udelay(1000);
- __raw_writel(0x00000000, &pgpio->gpdir);
-#elif defined(CONFIG_P1021RDB)
- /* init DDR3 reset signal CE_PB8 */
- out_be32(&par_io[1].cpdir1, 0x00004000);
- out_be32(&par_io[1].cpodr, 0x00800000);
- out_be32(&par_io[1].cppar1, 0x00000000);
- /* reset DDR3 */
- out_be32(&par_io[1].cpdat, 0x00800000);
- udelay(1000);
- out_be32(&par_io[1].cpdat, 0x00000000);
- udelay(1000);
- out_be32(&par_io[1].cpdat, 0x00800000);
- /* disable the CE_PB8 */
- out_be32(&par_io[1].cpdir1, 0x00000000);
-#endif
-
-#ifndef CONFIG_SYS_INIT_L2_ADDR
- /* Initialize the DDR3 */
- sdram_init();
-#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.
@@ -118,6 +44,7 @@ void board_init_f(ulong bootflag)
void board_init_r(gd_t *gd, ulong dest_addr)
{
+ puts("\nSecond program loader running in sram...");
nand_boot();
}
diff --git a/board/freescale/p1_p2_rdb_pc/tlb.c b/board/freescale/p1_p2_rdb_pc/tlb.c
index d6afa7b..1c0008b 100644
--- a/board/freescale/p1_p2_rdb_pc/tlb.c
+++ b/board/freescale/p1_p2_rdb_pc/tlb.c
@@ -98,7 +98,13 @@ struct fsl_e_tlb_entry tlb_table[] = {
/* *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)
+ 0, 11, BOOKE_PAGESZ_256K, 1),
+#if CONFIG_SYS_L2_SIZE >= (256 << 10)
+ 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)
+#endif
#endif
};
generated by cgit v1.1 at 2024-12-12 03:21:37 +0000