avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/freescale/c29xpcie/c29xpcie.c

@@ -0,0 +1,156 @@
+/*
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+#include <asm/mmu.h>
+#include <asm/cache.h>
+#include <asm/immap_85xx.h>
+#include <asm/io.h>
+#include <miiphy.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <fsl_mdio.h>
+#include <tsec.h>
+#include <mmc.h>
+#include <netdev.h>
+#include <pci.h>
+#include <fsl_ifc.h>
+#include <asm/fsl_pci.h>
+
+#include "cpld.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+	struct cpu_type *cpu = gd->arch.cpu;
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	printf("Board: %sPCIe, ", cpu->name);
+	printf("CPLD Ver: 0x%02x\n", in_8(&cpld_data->cpldver));
+
+	return 0;
+}
+
+int board_early_init_f(void)
+{
+	struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};
+
+	/* Clock configuration to access CPLD using IFC(GPCM) */
+	setbits_be32(&ifc.gregs->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
+
+	return 0;
+}
+
+int board_early_init_r(void)
+{
+	const unsigned long flashbase = CONFIG_SYS_FLASH_BASE;
+	int flash_esel = find_tlb_idx((void *)flashbase, 1);
+
+	/*
+	 * Remap Boot flash region to caching-inhibited
+	 * so that flash can be erased properly.
+	 */
+
+	/* Flush d-cache and invalidate i-cache of any FLASH data */
+	flush_dcache();
+	invalidate_icache();
+
+	if (flash_esel == -1) {
+		/* very unlikely unless something is messed up */
+		puts("Error: Could not find TLB for FLASH BASE\n");
+		flash_esel = 1;	/* give our best effort to continue */
+	} else {
+		/* invalidate existing TLB entry for flash */
+		disable_tlb(flash_esel);
+	}
+
+	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
+			MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+			0, flash_esel, BOOKE_PAGESZ_64M, 1);
+
+	return 0;
+}
+
+#ifdef CONFIG_PCI
+void pci_init_board(void)
+{
+	fsl_pcie_init_board(0);
+}
+#endif /* ifdef CONFIG_PCI */
+
+int board_eth_init(bd_t *bis)
+{
+#ifdef CONFIG_TSEC_ENET
+	struct fsl_pq_mdio_info mdio_info;
+	struct tsec_info_struct tsec_info[2];
+	int num = 0;
+
+#ifdef CONFIG_TSEC1
+	SET_STD_TSEC_INFO(tsec_info[num], 1);
+	num++;
+#endif
+#ifdef CONFIG_TSEC2
+	SET_STD_TSEC_INFO(tsec_info[num], 2);
+	num++;
+#endif
+	if (!num) {
+		printf("No TSECs initialized\n");
+		return 0;
+	}
+
+	/* Register 1G MDIO bus */
+	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
+	mdio_info.name = DEFAULT_MII_NAME;
+
+	fsl_pq_mdio_init(bis, &mdio_info);
+
+	tsec_eth_init(bis, tsec_info, num);
+#endif
+
+	return pci_eth_init(bis);
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void fdt_del_sec(void *blob, int offset)
+{
+	int nodeoff = 0;
+
+	while ((nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,sec-v6.0",
+			CONFIG_SYS_CCSRBAR_PHYS + CONFIG_SYS_FSL_SEC_OFFSET
+			+ offset * CONFIG_SYS_FSL_SEC_IDX_OFFSET)) >= 0) {
+		fdt_del_node(blob, nodeoff);
+		offset++;
+	}
+}
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	phys_addr_t base;
+	phys_size_t size;
+	struct cpu_type *cpu;
+
+	cpu = gd->arch.cpu;
+
+	ft_cpu_setup(blob, bd);
+
+	base = getenv_bootm_low();
+	size = getenv_bootm_size();
+
+#if defined(CONFIG_PCI)
+	FT_FSL_PCI_SETUP;
+#endif
+
+	fdt_fixup_memory(blob, (u64)base, (u64)size);
+	if (cpu->soc_ver == SVR_C291)
+		fdt_del_sec(blob, 1);
+	else if (cpu->soc_ver == SVR_C292)
+		fdt_del_sec(blob, 2);
+
+	return 0;
+}
+#endif