DECLARE_GLOBAL_DATA_PTR;
-int dram_init(void)
+static uint32_t mx53_dram_size[2];
+
+phys_size_t get_effective_memsize(void)
{
- u32 size1, size2;
+ /*
+ * WARNING: We must override get_effective_memsize() function here
+ * to report only the size of the first DRAM bank. This is to make
+ * U-Boot relocator place U-Boot into valid memory, that is, at the
+ * end of the first DRAM bank. If we did not override this function
+ * like so, U-Boot would be placed at the address of the first DRAM
+ * bank + total DRAM size - sizeof(uboot), which in the setup where
+ * each DRAM bank contains 512MiB of DRAM would result in placing
+ * U-Boot into invalid memory area close to the end of the first
+ * DRAM bank.
+ */
+ return mx53_dram_size[0];
+}
- size1 = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
- size2 = get_ram_size((void *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE);
+int dram_init(void)
+{
+ mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30);
+ mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30);
- gd->ram_size = size1 + size2;
+ gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1];
return 0;
}
+
void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+ gd->bd->bi_dram[0].size = mx53_dram_size[0];
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
- gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+ gd->bd->bi_dram[1].size = mx53_dram_size[1];
}
u32 get_board_rev(void)
};
u32 index;
- s32 status = 0;
+ int ret;
esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
esdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
printf("Warning: you configured more ESDHC controller"
"(%d) as supported by the board(2)\n",
CONFIG_SYS_FSL_ESDHC_NUM);
- return status;
+ return -EINVAL;
}
- status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
+ ret = fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
+ if (ret)
+ return ret;
}
- return status;
+ return 0;
}
#endif
if (!p)
return -ENODEV;
+ setenv("fdt_file", "imx53-qsb.dtb");
+
/* Set VDDA to 1.25V */
val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V;
ret = pmic_reg_write(p, DA9053_BUCKCORE_REG, val);
if (!p)
return -ENODEV;
+ setenv("fdt_file", "imx53-qsrb.dtb");
+
/* Set VDDGP to 1.25V for 1GHz on SW1 */
pmic_reg_read(p, REG_SW_0, &val);
val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708;
return 0;
}
-int print_cpuinfo(void)
-{
- u32 cpurev;
-
- cpurev = get_cpu_rev();
- printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n",
- (cpurev & 0xFF000) >> 12,
- (cpurev & 0x000F0) >> 4,
- (cpurev & 0x0000F) >> 0,
- mxc_get_clock(MXC_ARM_CLK) / 1000000);
- printf("Reset cause: %s\n", get_reset_cause());
- return 0;
-}
-
/*
* Do not overwrite the console
* Use always serial for U-Boot console
{
if (!power_init())
clock_1GHz();
- print_cpuinfo();
return 0;
}