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/atmel/at91sam9261ek/Kconfig

@@ -0,0 +1,12 @@
+if TARGET_AT91SAM9261EK
+
+config SYS_BOARD
+	default "at91sam9261ek"
+
+config SYS_VENDOR
+	default "atmel"
+
+config SYS_CONFIG_NAME
+	default "at91sam9261ek"
+
+endif

u-boot/board/atmel/at91sam9261ek/MAINTAINERS

@@ -0,0 +1,11 @@
+AT91SAM9261EK BOARD
+M:	Stelian Pop <stelian@popies.net>
+S:	Maintained
+F:	board/atmel/at91sam9261ek/
+F:	include/configs/at91sam9261ek.h
+F:	configs/at91sam9261ek_dataflash_cs0_defconfig
+F:	configs/at91sam9261ek_dataflash_cs3_defconfig
+F:	configs/at91sam9261ek_nandflash_defconfig
+F:	configs/at91sam9g10ek_dataflash_cs0_defconfig
+F:	configs/at91sam9g10ek_dataflash_cs3_defconfig
+F:	configs/at91sam9g10ek_nandflash_defconfig

u-boot/board/atmel/at91sam9261ek/Makefile

@@ -0,0 +1,14 @@
+#
+# (C) Copyright 2003-2008
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2008
+# Stelian Pop <stelian@popies.net>
+# Lead Tech Design <www.leadtechdesign.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += at91sam9261ek.o
+obj-y += led.o
+obj-$(CONFIG_HAS_DATAFLASH) += partition.o

u-boot/board/atmel/at91sam9261ek/at91sam9261ek.c

@@ -0,0 +1,277 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/at91sam9261.h>
+#include <asm/arch/at91sam9261_matrix.h>
+#include <asm/arch/at91sam9_smc.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_rstc.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/gpio.h>
+#include <lcd.h>
+#include <atmel_lcdc.h>
+#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000)
+#include <net.h>
+#include <netdev.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+#ifdef CONFIG_CMD_NAND
+static void at91sam9261ek_nand_hw_init(void)
+{
+	struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+	struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
+	unsigned long csa;
+
+	/* Enable CS3 */
+	csa = readl(&matrix->ebicsa);
+	csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+
+	writel(csa, &matrix->ebicsa);
+
+	/* Configure SMC CS3 for NAND/SmartMedia */
+#ifdef CONFIG_AT91SAM9G10EK
+	writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) |
+		AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0),
+		&smc->cs[3].setup);
+	writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(7) |
+		AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(7),
+		&smc->cs[3].pulse);
+	writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(7),
+		&smc->cs[3].cycle);
+#else
+	writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+		AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
+		&smc->cs[3].setup);
+	writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
+		AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
+		&smc->cs[3].pulse);
+	writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
+		&smc->cs[3].cycle);
+#endif
+	writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+		       AT91_SMC_MODE_EXNW_DISABLE |
+#ifdef CONFIG_SYS_NAND_DBW_16
+		       AT91_SMC_MODE_DBW_16 |
+#else /* CONFIG_SYS_NAND_DBW_8 */
+		       AT91_SMC_MODE_DBW_8 |
+#endif
+		       AT91_SMC_MODE_TDF_CYCLE(2),
+		       &smc->cs[3].mode);
+
+	at91_periph_clk_enable(ATMEL_ID_PIOC);
+
+	/* Configure RDY/BSY */
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
+
+	/* Enable NandFlash */
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+
+	at91_set_A_periph(AT91_PIN_PC0, 0);	/* NANDOE */
+	at91_set_A_periph(AT91_PIN_PC1, 0);	/* NANDWE */
+}
+#endif
+
+#ifdef CONFIG_DRIVER_DM9000
+static void at91sam9261ek_dm9000_hw_init(void)
+{
+	struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+
+	/* Configure SMC CS2 for DM9000 */
+#ifdef CONFIG_AT91SAM9G10EK
+	writel(AT91_SMC_SETUP_NWE(3) | AT91_SMC_SETUP_NCS_WR(0) |
+		AT91_SMC_SETUP_NRD(3) | AT91_SMC_SETUP_NCS_RD(0),
+		&smc->cs[2].setup);
+	writel(AT91_SMC_PULSE_NWE(6) | AT91_SMC_PULSE_NCS_WR(8) |
+		AT91_SMC_PULSE_NRD(6) | AT91_SMC_PULSE_NCS_RD(8),
+		&smc->cs[2].pulse);
+	writel(AT91_SMC_CYCLE_NWE(20) | AT91_SMC_CYCLE_NRD(20),
+		&smc->cs[2].cycle);
+	writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+		       AT91_SMC_MODE_EXNW_DISABLE |
+		       AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 |
+		       AT91_SMC_MODE_TDF_CYCLE(1),
+		       &smc->cs[2].mode);
+#else
+	writel(AT91_SMC_SETUP_NWE(3) | AT91_SMC_SETUP_NCS_WR(0) |
+		AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0),
+		&smc->cs[2].setup);
+	writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(8) |
+		AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(8),
+		&smc->cs[2].pulse);
+	writel(AT91_SMC_CYCLE_NWE(16) | AT91_SMC_CYCLE_NRD(16),
+		&smc->cs[2].cycle);
+	writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+		       AT91_SMC_MODE_EXNW_DISABLE |
+		       AT91_SMC_MODE_BAT | AT91_SMC_MODE_DBW_16 |
+		       AT91_SMC_MODE_TDF_CYCLE(1),
+		       &smc->cs[2].mode);
+#endif
+
+	/* Configure Reset signal as output */
+	at91_set_gpio_output(AT91_PIN_PC10, 0);
+
+	/* Configure Interrupt pin as input, no pull-up */
+	at91_set_gpio_input(AT91_PIN_PC11, 0);
+}
+#endif
+
+#ifdef CONFIG_LCD
+vidinfo_t panel_info = {
+	.vl_col =		240,
+	.vl_row =		320,
+	.vl_clk =		4965000,
+	.vl_sync =		ATMEL_LCDC_INVLINE_INVERTED |
+				ATMEL_LCDC_INVFRAME_INVERTED,
+	.vl_bpix =		3,
+	.vl_tft =		1,
+	.vl_hsync_len =		5,
+	.vl_left_margin =	1,
+	.vl_right_margin =	33,
+	.vl_vsync_len =		1,
+	.vl_upper_margin =	1,
+	.vl_lower_margin =	0,
+	.mmio =			ATMEL_BASE_LCDC,
+};
+
+void lcd_enable(void)
+{
+	at91_set_gpio_value(AT91_PIN_PA12, 0);  /* power up */
+}
+
+void lcd_disable(void)
+{
+	at91_set_gpio_value(AT91_PIN_PA12, 1);  /* power down */
+}
+
+static void at91sam9261ek_lcd_hw_init(void)
+{
+	at91_set_A_periph(AT91_PIN_PB1, 0);	/* LCDHSYNC */
+	at91_set_A_periph(AT91_PIN_PB2, 0);	/* LCDDOTCK */
+	at91_set_A_periph(AT91_PIN_PB3, 0);	/* LCDDEN */
+	at91_set_A_periph(AT91_PIN_PB4, 0);	/* LCDCC */
+	at91_set_A_periph(AT91_PIN_PB7, 0);	/* LCDD2 */
+	at91_set_A_periph(AT91_PIN_PB8, 0);	/* LCDD3 */
+	at91_set_A_periph(AT91_PIN_PB9, 0);	/* LCDD4 */
+	at91_set_A_periph(AT91_PIN_PB10, 0);	/* LCDD5 */
+	at91_set_A_periph(AT91_PIN_PB11, 0);	/* LCDD6 */
+	at91_set_A_periph(AT91_PIN_PB12, 0);	/* LCDD7 */
+	at91_set_A_periph(AT91_PIN_PB15, 0);	/* LCDD10 */
+	at91_set_A_periph(AT91_PIN_PB16, 0);	/* LCDD11 */
+	at91_set_A_periph(AT91_PIN_PB17, 0);	/* LCDD12 */
+	at91_set_A_periph(AT91_PIN_PB18, 0);	/* LCDD13 */
+	at91_set_A_periph(AT91_PIN_PB19, 0);	/* LCDD14 */
+	at91_set_A_periph(AT91_PIN_PB20, 0);	/* LCDD15 */
+	at91_set_B_periph(AT91_PIN_PB23, 0);	/* LCDD18 */
+	at91_set_B_periph(AT91_PIN_PB24, 0);	/* LCDD19 */
+	at91_set_B_periph(AT91_PIN_PB25, 0);	/* LCDD20 */
+	at91_set_B_periph(AT91_PIN_PB26, 0);	/* LCDD21 */
+	at91_set_B_periph(AT91_PIN_PB27, 0);	/* LCDD22 */
+	at91_set_B_periph(AT91_PIN_PB28, 0);	/* LCDD23 */
+
+	at91_system_clk_enable(AT91_PMC_HCK1);
+
+	/* For 9G10EK, let U-Boot allocate the framebuffer in SDRAM */
+#ifdef CONFIG_AT91SAM9261EK
+	gd->fb_base = ATMEL_BASE_SRAM;
+#endif
+}
+
+#ifdef CONFIG_LCD_INFO
+#include <nand.h>
+#include <version.h>
+
+void lcd_show_board_info(void)
+{
+	ulong dram_size, nand_size;
+	int i;
+	char temp[32];
+
+	lcd_printf ("%s\n", U_BOOT_VERSION);
+	lcd_printf ("(C) 2008 ATMEL Corp\n");
+	lcd_printf ("at91support@atmel.com\n");
+	lcd_printf ("%s CPU at %s MHz\n",
+		ATMEL_CPU_NAME,
+		strmhz(temp, get_cpu_clk_rate()));
+
+	dram_size = 0;
+	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
+		dram_size += gd->bd->bi_dram[i].size;
+	nand_size = 0;
+	for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
+		nand_size += nand_info[i]->size;
+	lcd_printf ("  %ld MB SDRAM, %ld MB NAND\n",
+		dram_size >> 20,
+		nand_size >> 20 );
+}
+#endif /* CONFIG_LCD_INFO */
+#endif
+
+int board_init(void)
+{
+#ifdef CONFIG_AT91SAM9G10EK
+	/* arch number of AT91SAM9G10EK-Board */
+	gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G10EK;
+#else
+	/* arch number of AT91SAM9261EK-Board */
+	gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9261EK;
+#endif
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	at91_seriald_hw_init();
+#ifdef CONFIG_CMD_NAND
+	at91sam9261ek_nand_hw_init();
+#endif
+#ifdef CONFIG_HAS_DATAFLASH
+	at91_spi0_hw_init(1 << 0);
+#endif
+#ifdef CONFIG_DRIVER_DM9000
+	at91sam9261ek_dm9000_hw_init();
+#endif
+#ifdef CONFIG_LCD
+	at91sam9261ek_lcd_hw_init();
+#endif
+	return 0;
+}
+
+#ifdef CONFIG_DRIVER_DM9000
+int board_eth_init(bd_t *bis)
+{
+	return dm9000_initialize(bis);
+}
+#endif
+
+int dram_init(void)
+{
+	gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+		CONFIG_SYS_SDRAM_SIZE);
+
+	return 0;
+}
+
+#ifdef CONFIG_RESET_PHY_R
+void reset_phy(void)
+{
+#ifdef CONFIG_DRIVER_DM9000
+	/*
+	 * Initialize ethernet HW addr prior to starting Linux,
+	 * needed for nfsroot
+	 */
+	eth_init();
+#endif
+}
+#endif

u-boot/board/atmel/at91sam9261ek/led.c

@@ -0,0 +1,28 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/at91sam9261.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91_pio.h>
+#include <asm/arch/clk.h>
+#include <asm/io.h>
+
+void coloured_LED_init(void)
+{
+	/* Enable clock */
+	at91_periph_clk_enable(ATMEL_ID_PIOA);
+
+	at91_set_gpio_output(CONFIG_RED_LED, 1);
+	at91_set_gpio_output(CONFIG_GREEN_LED, 1);
+	at91_set_gpio_output(CONFIG_YELLOW_LED, 1);
+
+	at91_set_gpio_value(CONFIG_RED_LED, 0);
+	at91_set_gpio_value(CONFIG_GREEN_LED, 1);
+	at91_set_gpio_value(CONFIG_YELLOW_LED, 1);
+}

u-boot/board/atmel/at91sam9261ek/partition.c

@@ -0,0 +1,26 @@
+/*
+ * (C) Copyright 2008
+ * Ulf Samuelsson <ulf@atmel.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <config.h>
+#include <asm/hardware.h>
+#include <dataflash.h>
+
+AT91S_DATAFLASH_INFO dataflash_info[CONFIG_SYS_MAX_DATAFLASH_BANKS];
+
+struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS] = {
+	{CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0, 0},	/* Logical adress, CS */
+	{CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3, 3}
+};
+
+/*define the area offsets*/
+dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
+	{0x00000000, 0x000041FF, FLAG_PROTECT_SET,   0, "Bootstrap"},
+	{0x00004200, 0x000083FF, FLAG_PROTECT_CLEAR, 0, "Environment"},
+	{0x00008400, 0x00083FFF, FLAG_PROTECT_SET,   0, "U-Boot"},
+	{0x00084000, 0x00293FFF, FLAG_PROTECT_CLEAR, 0,	"Kernel"},
+	{0x00294000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, 0,	"FS"},
+};