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/amcc/canyonlands/Kconfig

@@ -0,0 +1,37 @@
+if TARGET_CANYONLANDS
+
+config SYS_BOARD
+	default "canyonlands"
+
+config SYS_VENDOR
+	default "amcc"
+
+config SYS_CONFIG_NAME
+	default "canyonlands"
+
+choice BOARD_TYPE
+	prompt "Select which board to build for"
+	optional
+
+config CANYONLANDS
+	bool "Glacier"
+	help
+	  Select this to build for the Canyonlands 460EX board.
+
+config GLACIER
+	bool "Glacier"
+	help
+	  Select this to build for the Glacier 460GT board.
+
+config ARCHES
+	bool "Arches"
+	help
+	  Select this to build for the Arches dual 460GT board.
+
+endchoice
+
+config DISPLAY_BOARDINFO
+	bool
+	default y
+
+endif

u-boot/board/amcc/canyonlands/MAINTAINERS

@@ -0,0 +1,9 @@
+CANYONLANDS BOARD
+M:	Stefan Roese <sr@denx.de>
+S:	Maintained
+F:	board/amcc/canyonlands/
+F:	include/configs/canyonlands.h
+F:	configs/arches_defconfig
+F:	configs/canyonlands_defconfig
+F:	configs/glacier_defconfig
+F:	configs/glacier_ramboot_defconfig

u-boot/board/amcc/canyonlands/Makefile

@@ -0,0 +1,10 @@
+#
+# (C) Copyright 2008
+# Stefan Roese, DENX Software Engineering, sr@denx.de.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	:= canyonlands.o
+obj-$(CONFIG_CMD_CHIP_CONFIG) += chip_config.o
+extra-y	+= init.o

u-boot/board/amcc/canyonlands/canyonlands.c

@@ -0,0 +1,521 @@
+/*
+ * (C) Copyright 2008
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/ppc440.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <i2c.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/mmu.h>
+#include <asm/4xx_pcie.h>
+#include <asm/ppc4xx-gpio.h>
+#include <asm/errno.h>
+#include <usb.h>
+
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct board_bcsr {
+	u8	board_id;
+	u8	cpld_rev;
+	u8	led_user;
+	u8	board_status;
+	u8	reset_ctrl;
+	u8	flash_ctrl;
+	u8	eth_ctrl;
+	u8	usb_ctrl;
+	u8	irq_ctrl;
+};
+
+#define BOARD_CANYONLANDS_PCIE	1
+#define BOARD_CANYONLANDS_SATA	2
+#define BOARD_GLACIER		3
+#define BOARD_ARCHES		4
+
+/*
+ * Override the default functions in arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c with
+ * board specific values.
+ */
+#if defined(CONFIG_ARCHES)
+u32 ddr_wrdtr(u32 default_val) {
+	return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_0_DEG | 0x823);
+}
+#else
+u32 ddr_wrdtr(u32 default_val) {
+	return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823);
+}
+
+u32 ddr_clktr(u32 default_val) {
+	return (SDRAM_CLKTR_CLKP_90_DEG_ADV);
+}
+#endif
+
+#if defined(CONFIG_ARCHES)
+/*
+ * FPGA read/write helper macros
+ */
+static inline int board_fpga_read(int offset)
+{
+	int data;
+
+	data = in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
+
+	return data;
+}
+
+static inline void board_fpga_write(int offset, int data)
+{
+	out_8((void *)(CONFIG_SYS_FPGA_BASE + offset), data);
+}
+
+/*
+ * CPLD read/write helper macros
+ */
+static inline int board_cpld_read(int offset)
+{
+	int data;
+
+	out_8((void *)(CONFIG_SYS_CPLD_ADDR), offset);
+	data = in_8((void *)(CONFIG_SYS_CPLD_DATA));
+
+	return data;
+}
+
+static inline void board_cpld_write(int offset, int data)
+{
+	out_8((void *)(CONFIG_SYS_CPLD_ADDR), offset);
+	out_8((void *)(CONFIG_SYS_CPLD_DATA), data);
+}
+#else
+static int pvr_460ex(void)
+{
+	u32 pvr = get_pvr();
+
+	if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA) ||
+	    (pvr == PVR_460EX_RB))
+		return 1;
+
+	return 0;
+}
+#endif	/* defined(CONFIG_ARCHES) */
+
+int board_early_init_f(void)
+{
+#if !defined(CONFIG_ARCHES)
+	u32 sdr0_cust0;
+	struct board_bcsr *bcsr_data =
+		(struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+
+#endif
+
+	/*
+	 * Setup the interrupt controller polarities, triggers, etc.
+	 */
+	mtdcr(UIC0SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC0ER, 0x00000000);	/* disable all */
+	mtdcr(UIC0CR, 0x00000005);	/* ATI & UIC1 crit are critical */
+	mtdcr(UIC0PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC0TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC0VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC0SR, 0xffffffff);	/* clear all */
+
+	mtdcr(UIC1SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC1ER, 0x00000000);	/* disable all */
+	mtdcr(UIC1CR, 0x00000000);	/* all non-critical */
+	mtdcr(UIC1PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC1TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC1VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC1SR, 0xffffffff);	/* clear all */
+
+	mtdcr(UIC2SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC2ER, 0x00000000);	/* disable all */
+	mtdcr(UIC2CR, 0x00000000);	/* all non-critical */
+	mtdcr(UIC2PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC2TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC2VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC2SR, 0xffffffff);	/* clear all */
+
+	mtdcr(UIC3SR, 0xffffffff);	/* clear all */
+	mtdcr(UIC3ER, 0x00000000);	/* disable all */
+	mtdcr(UIC3CR, 0x00000000);	/* all non-critical */
+	mtdcr(UIC3PR, 0xffffffff);	/* per ref-board manual */
+	mtdcr(UIC3TR, 0x00000000);	/* per ref-board manual */
+	mtdcr(UIC3VR, 0x00000000);	/* int31 highest, base=0x000 */
+	mtdcr(UIC3SR, 0xffffffff);	/* clear all */
+
+#if !defined(CONFIG_ARCHES)
+	/* SDR Setting - enable NDFC */
+	mfsdr(SDR0_CUST0, sdr0_cust0);
+	sdr0_cust0 = SDR0_CUST0_MUX_NDFC_SEL	|
+		SDR0_CUST0_NDFC_ENABLE		|
+		SDR0_CUST0_NDFC_BW_8_BIT	|
+		SDR0_CUST0_NDFC_ARE_MASK	|
+		SDR0_CUST0_NDFC_BAC_ENCODE(3)	|
+		(0x80000000 >> (28 + CONFIG_SYS_NAND_CS));
+	mtsdr(SDR0_CUST0, sdr0_cust0);
+#endif
+
+	/*
+	 * Configure PFC (Pin Function Control) registers
+	 * UART0: 4 pins
+	 */
+	mtsdr(SDR0_PFC1, 0x00040000);
+
+	/* Enable PCI host functionality in SDR0_PCI0 */
+	mtsdr(SDR0_PCI0, 0xe0000000);
+
+#if !defined(CONFIG_ARCHES)
+	/* Enable ethernet and take out of reset */
+	out_8(&bcsr_data->eth_ctrl, 0) ;
+
+	/* Remove NOR-FLASH, NAND-FLASH & EEPROM hardware write protection */
+	out_8(&bcsr_data->flash_ctrl, 0) ;
+	mtsdr(SDR0_SRST1, 0);	/* Pull AHB out of reset default=1 */
+
+	/* Setup PLB4-AHB bridge based on the system address map */
+	mtdcr(AHB_TOP, 0x8000004B);
+	mtdcr(AHB_BOT, 0x8000004B);
+
+#endif
+
+	return 0;
+}
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
+int board_usb_init(int index, enum usb_init_type init)
+{
+	struct board_bcsr *bcsr_data =
+		(struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+	u8 val;
+
+	/* Enable USB host & USB-OTG */
+	val = in_8(&bcsr_data->usb_ctrl);
+	val &= ~(BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
+	out_8(&bcsr_data->usb_ctrl, val);
+
+	/*
+	 * Configure USB-STP pins as alternate and not GPIO
+	 * It seems to be neccessary to configure the STP pins as GPIO
+	 * input at powerup (perhaps while USB reset is asserted). So
+	 * we configure those pins to their "real" function now.
+	 */
+	gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+	gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+
+	return 0;
+}
+
+int usb_board_stop(void)
+{
+	struct board_bcsr *bcsr_data =
+		(struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+	u8 val;
+
+	/* Disable USB host & USB-OTG */
+	val = in_8(&bcsr_data->usb_ctrl);
+	val |= (BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
+	out_8(&bcsr_data->usb_ctrl, val);
+
+	/* Reconfigure USB-STP pins as input */
+	gpio_config(16, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+	gpio_config(19, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+
+	return 0;
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+	return usb_board_stop();
+}
+#endif /* CONFIG_USB_OHCI_NEW && CONFIG_SYS_USB_OHCI_BOARD_INIT */
+
+#if !defined(CONFIG_ARCHES)
+static void canyonlands_sata_init(int board_type)
+{
+	u32 reg;
+
+	if (board_type == BOARD_CANYONLANDS_SATA) {
+		/* Put SATA in reset */
+		SDR_WRITE(SDR0_SRST1, 0x00020001);
+
+		/* Set the phy for SATA, not PCI-E port 0 */
+		reg = SDR_READ(PESDR0_PHY_CTL_RST);
+		SDR_WRITE(PESDR0_PHY_CTL_RST, (reg & 0xeffffffc) | 0x00000001);
+		reg = SDR_READ(PESDR0_L0CLK);
+		SDR_WRITE(PESDR0_L0CLK, (reg & 0xfffffff8) | 0x00000007);
+		SDR_WRITE(PESDR0_L0CDRCTL, 0x00003111);
+		SDR_WRITE(PESDR0_L0DRV, 0x00000104);
+
+		/* Bring SATA out of reset */
+		SDR_WRITE(SDR0_SRST1, 0x00000000);
+	}
+}
+#endif	/* !defined(CONFIG_ARCHES) */
+
+int get_cpu_num(void)
+{
+	int cpu = NA_OR_UNKNOWN_CPU;
+
+#if defined(CONFIG_ARCHES)
+	int cpu_num;
+
+	cpu_num = board_fpga_read(0x3);
+
+	/* sanity check; assume cpu numbering starts and increments from 0 */
+	if ((cpu_num >= 0) && (cpu_num < CONFIG_BD_NUM_CPUS))
+		cpu = cpu_num;
+#endif
+
+	return cpu;
+}
+
+#if !defined(CONFIG_ARCHES)
+int checkboard(void)
+{
+	struct board_bcsr *bcsr_data =
+		(struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+	char buf[64];
+	int i = getenv_f("serial#", buf, sizeof(buf));
+
+	if (pvr_460ex()) {
+		printf("Board: Canyonlands - AMCC PPC460EX Evaluation Board");
+		if (in_8(&bcsr_data->board_status) & BCSR_SELECT_PCIE)
+			gd->board_type = BOARD_CANYONLANDS_PCIE;
+		else
+			gd->board_type = BOARD_CANYONLANDS_SATA;
+	} else {
+		printf("Board: Glacier - AMCC PPC460GT Evaluation Board");
+		gd->board_type = BOARD_GLACIER;
+	}
+
+	switch (gd->board_type) {
+	case BOARD_CANYONLANDS_PCIE:
+	case BOARD_GLACIER:
+		puts(", 2*PCIe");
+		break;
+
+	case BOARD_CANYONLANDS_SATA:
+		puts(", 1*PCIe/1*SATA");
+		break;
+	}
+
+	printf(", Rev. %X", in_8(&bcsr_data->cpld_rev));
+
+	if (i > 0) {
+		puts(", serial# ");
+		puts(buf);
+	}
+	putc('\n');
+
+	canyonlands_sata_init(gd->board_type);
+
+	return (0);
+}
+
+#else	/* defined(CONFIG_ARCHES) */
+
+int checkboard(void)
+{
+	char *s = getenv("serial#");
+
+	printf("Board: Arches - AMCC DUAL PPC460GT Reference Design\n");
+	printf("       Revision %02x.%02x ",
+				board_fpga_read(0x0), board_fpga_read(0x1));
+
+	gd->board_type = BOARD_ARCHES;
+
+	/* Only CPU0 has access to CPLD registers */
+	if (get_cpu_num() == 0) {
+		u8 cfg_sw = board_cpld_read(0x1);
+		printf("(FPGA=%02x, CPLD=%02x)\n",
+				board_fpga_read(0x2), board_cpld_read(0x0));
+		printf("       Configuration Switch %d%d%d%d\n",
+				((cfg_sw >> 3) & 0x01),
+				((cfg_sw >> 2) & 0x01),
+				((cfg_sw >> 1) & 0x01),
+				((cfg_sw >> 0) & 0x01));
+	} else
+		printf("(FPGA=%02x, CPLD=xx)\n", board_fpga_read(0x2));
+
+
+	if (s != NULL)
+		printf("       Serial# %s\n", s);
+
+	return 0;
+}
+#endif	/* !defined(CONFIG_ARCHES) */
+
+#if defined(CONFIG_PCI)
+int board_pcie_first(void)
+{
+	/*
+	 * Canyonlands with SATA enabled has only one PCIe slot
+	 * (2nd one).
+	 */
+	if (gd->board_type == BOARD_CANYONLANDS_SATA)
+		return 1;
+
+	return 0;
+}
+#endif /* CONFIG_PCI */
+
+int board_early_init_r (void)
+{
+	/*
+	 * Canyonlands has 64MBytes of NOR FLASH (Spansion 29GL512), but the
+	 * boot EBC mapping only supports a maximum of 16MBytes
+	 * (4.ff00.0000 - 4.ffff.ffff).
+	 * To solve this problem, the FLASH has to get remapped to another
+	 * EBC address which accepts bigger regions:
+	 *
+	 * 0xfc00.0000 -> 4.cc00.0000
+	 */
+
+	/* Remap the NOR FLASH to 0xcc00.0000 ... 0xcfff.ffff */
+	mtebc(PB0CR, CONFIG_SYS_FLASH_BASE_PHYS_L | 0xda000);
+
+	/* Remove TLB entry of boot EBC mapping */
+	remove_tlb(CONFIG_SYS_BOOT_BASE_ADDR, 16 << 20);
+
+	/* Add TLB entry for 0xfc00.0000 -> 0x4.cc00.0000 */
+	program_tlb(CONFIG_SYS_FLASH_BASE_PHYS, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_SIZE,
+		    TLB_WORD2_I_ENABLE);
+
+	/*
+	 * Now accessing of the whole 64Mbytes of NOR FLASH at virtual address
+	 * 0xfc00.0000 is possible
+	 */
+
+	/*
+	 * Clear potential errors resulting from auto-calibration.
+	 * If not done, then we could get an interrupt later on when
+	 * exceptions are enabled.
+	 */
+	set_mcsr(get_mcsr());
+
+	return 0;
+}
+
+#if !defined(CONFIG_ARCHES)
+int misc_init_r(void)
+{
+	u32 sdr0_srst1 = 0;
+	u32 eth_cfg;
+	u8 val;
+
+	/*
+	 * Set EMAC mode/configuration (GMII, SGMII, RGMII...).
+	 * This is board specific, so let's do it here.
+	 */
+	mfsdr(SDR0_ETH_CFG, eth_cfg);
+	/* disable SGMII mode */
+	eth_cfg &= ~(SDR0_ETH_CFG_SGMII2_ENABLE |
+		     SDR0_ETH_CFG_SGMII1_ENABLE |
+		     SDR0_ETH_CFG_SGMII0_ENABLE);
+	/* Set the for 2 RGMII mode */
+	/* GMC0 EMAC4_0, GMC0 EMAC4_1, RGMII Bridge 0 */
+	eth_cfg &= ~SDR0_ETH_CFG_GMC0_BRIDGE_SEL;
+	if (pvr_460ex())
+		eth_cfg |= SDR0_ETH_CFG_GMC1_BRIDGE_SEL;
+	else
+		eth_cfg &= ~SDR0_ETH_CFG_GMC1_BRIDGE_SEL;
+	mtsdr(SDR0_ETH_CFG, eth_cfg);
+
+	/*
+	 * The AHB Bridge core is held in reset after power-on or reset
+	 * so enable it now
+	 */
+	mfsdr(SDR0_SRST1, sdr0_srst1);
+	sdr0_srst1 &= ~SDR0_SRST1_AHB;
+	mtsdr(SDR0_SRST1, sdr0_srst1);
+
+	/*
+	 * RTC/M41T62:
+	 * Disable square wave output: Batterie will be drained
+	 * quickly, when this output is not disabled
+	 */
+	val = i2c_reg_read(CONFIG_SYS_I2C_RTC_ADDR, 0xa);
+	val &= ~0x40;
+	i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, 0xa, val);
+
+	return 0;
+}
+
+#else	/* defined(CONFIG_ARCHES) */
+
+int misc_init_r(void)
+{
+	u32 eth_cfg = 0;
+	u32 eth_pll;
+	u32 reg;
+
+	/*
+	 * Set EMAC mode/configuration (GMII, SGMII, RGMII...).
+	 * This is board specific, so let's do it here.
+	 */
+
+	/* enable SGMII mode */
+	eth_cfg |= (SDR0_ETH_CFG_SGMII0_ENABLE |
+			SDR0_ETH_CFG_SGMII1_ENABLE |
+			SDR0_ETH_CFG_SGMII2_ENABLE);
+
+	/* Set EMAC for MDIO */
+	eth_cfg |= SDR0_ETH_CFG_MDIO_SEL_EMAC0;
+
+	/* bypass the TAHOE0/TAHOE1 cores for U-Boot */
+	eth_cfg |= (SDR0_ETH_CFG_TAHOE0_BYPASS | SDR0_ETH_CFG_TAHOE1_BYPASS);
+
+	mtsdr(SDR0_ETH_CFG, eth_cfg);
+
+	/* reset all SGMII interfaces */
+	mfsdr(SDR0_SRST1,   reg);
+	reg |= (SDR0_SRST1_SGMII0 | SDR0_SRST1_SGMII1 | SDR0_SRST1_SGMII2);
+	mtsdr(SDR0_SRST1, reg);
+	mtsdr(SDR0_ETH_STS, 0xFFFFFFFF);
+	mtsdr(SDR0_SRST1,   0x00000000);
+
+	do {
+		mfsdr(SDR0_ETH_PLL, eth_pll);
+	} while (!(eth_pll & SDR0_ETH_PLL_PLLLOCK));
+
+	return 0;
+}
+#endif	/* !defined(CONFIG_ARCHES) */
+
+#ifdef CONFIG_OF_BOARD_SETUP
+extern int __ft_board_setup(void *blob, bd_t *bd);
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	__ft_board_setup(blob, bd);
+
+	if (gd->board_type == BOARD_CANYONLANDS_SATA) {
+		/*
+		 * When SATA is selected we need to disable the first PCIe
+		 * node in the device tree, so that Linux doesn't initialize
+		 * it.
+		 */
+		fdt_find_and_setprop(blob, "/plb/pciex@d00000000", "status",
+				     "disabled", sizeof("disabled"), 1);
+	}
+
+	if (gd->board_type == BOARD_CANYONLANDS_PCIE) {
+		/*
+		 * When PCIe is selected we need to disable the SATA
+		 * node in the device tree, so that Linux doesn't initialize
+		 * it.
+		 */
+		fdt_find_and_setprop(blob, "/plb/sata@bffd1000", "status",
+				     "disabled", sizeof("disabled"), 1);
+	}
+
+	return 0;
+}
+#endif /* CONFIG_OF_BOARD_SETUP */

u-boot/board/amcc/canyonlands/chip_config.c

@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2008-2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/ppc4xx_config.h>
+
+struct ppc4xx_config ppc4xx_config_val[] = {
+	{
+		"600-nor", "NOR  CPU: 600 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x80, 0xce, 0x1f, 0x79, 0x80, 0x00, 0xa0,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"800-nor", "NOR  CPU: 800 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x80, 0xba, 0x14, 0x99, 0x80, 0x00, 0xa0,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"1000-nor", "NOR  CPU:1000 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x82, 0x96, 0x19, 0xb9, 0x80, 0x00, 0xa0,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"1066-nor", "NOR  CPU:1066 PLB: 266 OPB:  88 EBC:  88",
+		{
+			0x86, 0x80, 0xb3, 0x01, 0x9d, 0x80, 0x00, 0xa0,
+			0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+#if !defined(CONFIG_ARCHES)
+	{
+		"600-nand", "NAND CPU: 600 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x80, 0xce, 0x1f, 0x79, 0x90, 0x01, 0xa0,
+			0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"800-nand", "NAND CPU: 800 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x80, 0xba, 0x14, 0x99, 0x90, 0x01, 0xa0,
+			0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"1000-nand", "NAND CPU:1000 PLB: 200 OPB: 100 EBC: 100",
+		{
+			0x86, 0x82, 0x96, 0x19, 0xb9, 0x90, 0x01, 0xa0,
+			0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+	{
+		"1066-nand", "NAND CPU:1066 PLB: 266 OPB:  88 EBC:  88",
+		{
+			0x86, 0x80, 0xb3, 0x01, 0x9d, 0x90, 0x01, 0xa0,
+			0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+		}
+	},
+#endif
+};
+
+int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val);

u-boot/board/amcc/canyonlands/config.mk

@@ -0,0 +1,17 @@
+#
+# (C) Copyright 2008-2010
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+#
+# AMCC 460EX/460GT Evaluation Board (Canyonlands) board
+#
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000
+endif

u-boot/board/amcc/canyonlands/init.S

@@ -0,0 +1,91 @@
+/*
+ * (C) Copyright 2008
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <asm-offsets.h>
+#include <ppc_asm.tmpl>
+#include <config.h>
+#include <asm/mmu.h>
+
+/**************************************************************************
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ *  Pointer to the table is returned in r1
+ *
+ *************************************************************************/
+	.section .bootpg,"ax"
+	.globl tlbtab
+
+tlbtab:
+	tlbtab_start
+
+	/*
+	 * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to
+	 * use the speed up boot process. It is patched after relocation to
+	 * enable SA_I
+	 */
+	tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_16M, CONFIG_SYS_BOOT_BASE_ADDR, 4, AC_RWX | SA_G) /* TLB 0 */
+
+	/*
+	 * TLB entries for SDRAM are not needed on this platform.
+	 * They are dynamically generated in the SPD DDR(2) detection
+	 * routine.
+	 */
+
+#ifdef CONFIG_SYS_INIT_RAM_DCACHE
+	/* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
+	tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G)
+#endif
+
+	tlbentry(CONFIG_SYS_PCI_BASE, SZ_256M, 0x00000000, 0xC, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, 0x20000000, 0xC, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_RW | SA_IG)
+
+	tlbentry(CONFIG_SYS_PCIE0_CFGBASE, SZ_16M, 0x00000000, 0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE1_CFGBASE, SZ_16M, 0x20000000, 0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xD, AC_RW | SA_IG)
+
+	/* PCIe UTL register */
+	tlbentry(CONFIG_SYS_PCIE_BASE, SZ_16K, 0x08010000, 0xC, AC_RW | SA_IG)
+
+#if !defined(CONFIG_ARCHES)
+	/* TLB-entry for NAND */
+	tlbentry(CONFIG_SYS_NAND_ADDR, SZ_1K, CONFIG_SYS_NAND_ADDR, 4, AC_RWX | SA_IG)
+
+	/* TLB-entry for CPLD */
+	tlbentry(CONFIG_SYS_BCSR_BASE, SZ_1K, CONFIG_SYS_BCSR_BASE, 4, AC_RW | SA_IG)
+#else
+	/* TLB-entry for FPGA */
+	tlbentry(CONFIG_SYS_FPGA_BASE, SZ_16M, CONFIG_SYS_FPGA_BASE, 4, AC_RW | SA_IG)
+#endif
+
+	/* TLB-entry for OCM */
+	tlbentry(CONFIG_SYS_OCM_BASE, SZ_1M, 0x00000000, 4, AC_RWX | SA_I)
+
+	/* TLB-entry for Local Configuration registers => peripherals */
+	tlbentry(CONFIG_SYS_LOCAL_CONF_REGS, SZ_16M, CONFIG_SYS_LOCAL_CONF_REGS, 4, AC_RWX | SA_IG)
+
+	/* AHB: Internal USB Peripherals (USB, SATA) */
+	tlbentry(CONFIG_SYS_AHB_BASE, SZ_1M, 0xbff00000, 4, AC_RWX | SA_IG)
+
+#if defined(CONFIG_RAPIDIO)
+	/* TLB-entries for RapidIO (SRIO) */
+	tlbentry(CONFIG_SYS_SRGPL0_REG_BAR, SZ_16M, CONFIG_SYS_SRGPL0_REG_BAR,
+					0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_SRGPL0_CFG_BAR, SZ_16M, CONFIG_SYS_SRGPL0_CFG_BAR,
+					0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_SRGPL0_MNT_BAR, SZ_16M, CONFIG_SYS_SRGPL0_MNT_BAR,
+					0xD, AC_RW | SA_IG)
+	tlbentry(CONFIG_SYS_I2ODMA_BASE, SZ_1K,  0x00100000,
+					0x4, AC_RW | SA_IG)
+#endif
+
+	tlbtab_end

u-boot/board/amcc/canyonlands/u-boot-ram.lds

@@ -0,0 +1,85 @@
+/*
+ * (C) Copyright 2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+OUTPUT_ARCH(powerpc)
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .text      :
+  {
+    _image_copy_start = .;
+    arch/powerpc/cpu/ppc4xx/start.o	(.text*)
+    board/amcc/canyonlands/init.o	(.text*)
+
+    *(.text*)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
+  }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x00FF) & 0xFFFFFF00;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    KEEP(*(.got))
+    _GOT2_TABLE_ = .;
+    KEEP(*(.got2))
+    _FIXUP_TABLE_ = .;
+    KEEP(*(.fixup))
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data*)
+    *(.sdata*)
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  . = .;
+
+  .u_boot_list : {
+	KEEP(*(SORT(.u_boot_list*)));
+  }
+
+  . = .;
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(256);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : {
+	*(.data.init)
+	. = ALIGN(256);
+	LONG(0) LONG(0)		/* Extend u-boot.bin to here */
+  }
+  __init_end = .;
+  _end = .;
+  _image_binary_end = .;
+
+  __bss_start = .;
+  .bss (NOLOAD)       :
+  {
+   *(.bss*)
+   *(.sbss*)
+   *(COMMON)
+   . = ALIGN(4);
+  }
+
+  __bss_end = . ;
+  PROVIDE (end = .);
+}