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/arch/arm/mach-orion5x/include/mach/cpu.h

@@ -0,0 +1,243 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
+ *
+ * Based on original Kirorion5x_ood support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _ORION5X_CPU_H
+#define _ORION5X_CPU_H
+
+#include <asm/system.h>
+
+#ifndef __ASSEMBLY__
+
+#define ORION5X_CPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \
+			| (attr << 8) | (orion5x_winctrl_calcsize(size) << 16))
+
+#define ORION5XGBE_PORT_SERIAL_CONTROL1_REG(_x)	\
+		((_x ? ORION5X_EGIGA0_BASE : ORION5X_EGIGA1_BASE) + 0x44c)
+
+enum memory_bank {
+	BANK0,
+	BANK1,
+	BANK2,
+	BANK3
+};
+
+enum orion5x_cpu_winen {
+	ORION5X_WIN_DISABLE,
+	ORION5X_WIN_ENABLE
+};
+
+enum orion5x_cpu_target {
+	ORION5X_TARGET_DRAM = 0,
+	ORION5X_TARGET_DEVICE = 1,
+	ORION5X_TARGET_PCI = 3,
+	ORION5X_TARGET_PCIE = 4,
+	ORION5X_TARGET_SASRAM = 9
+};
+
+enum orion5x_cpu_attrib {
+	ORION5X_ATTR_DRAM_CS0 = 0x0e,
+	ORION5X_ATTR_DRAM_CS1 = 0x0d,
+	ORION5X_ATTR_DRAM_CS2 = 0x0b,
+	ORION5X_ATTR_DRAM_CS3 = 0x07,
+	ORION5X_ATTR_PCI_MEM = 0x59,
+	ORION5X_ATTR_PCI_IO = 0x51,
+	ORION5X_ATTR_PCIE_MEM = 0x59,
+	ORION5X_ATTR_PCIE_IO = 0x51,
+	ORION5X_ATTR_SASRAM = 0x00,
+	ORION5X_ATTR_DEV_CS0 = 0x1e,
+	ORION5X_ATTR_DEV_CS1 = 0x1d,
+	ORION5X_ATTR_DEV_CS2 = 0x1b,
+	ORION5X_ATTR_BOOTROM = 0x0f
+};
+
+/*
+ * Device Address MAP BAR values
+ *
+ * All addresses and sizes not defined by board code
+ * will be given default values here.
+ */
+
+#if !defined (ORION5X_ADR_PCIE_MEM)
+#define ORION5X_ADR_PCIE_MEM	0x90000000
+#endif
+
+#if !defined (ORION5X_ADR_PCIE_MEM_REMAP_LO)
+#define ORION5X_ADR_PCIE_MEM_REMAP_LO	0x90000000
+#endif
+
+#if !defined (ORION5X_ADR_PCIE_MEM_REMAP_HI)
+#define ORION5X_ADR_PCIE_MEM_REMAP_HI	0
+#endif
+
+#if !defined (ORION5X_SZ_PCIE_MEM)
+#define ORION5X_SZ_PCIE_MEM	(128*1024*1024)
+#endif
+
+#if !defined (ORION5X_ADR_PCIE_IO)
+#define ORION5X_ADR_PCIE_IO	0xf0000000
+#endif
+
+#if !defined (ORION5X_ADR_PCIE_IO_REMAP_LO)
+#define ORION5X_ADR_PCIE_IO_REMAP_LO	0xf0000000
+#endif
+
+#if !defined (ORION5X_ADR_PCIE_IO_REMAP_HI)
+#define ORION5X_ADR_PCIE_IO_REMAP_HI	0
+#endif
+
+#if !defined (ORION5X_SZ_PCIE_IO)
+#define ORION5X_SZ_PCIE_IO	(64*1024)
+#endif
+
+#if !defined (ORION5X_ADR_PCI_MEM)
+#define ORION5X_ADR_PCI_MEM	0x98000000
+#endif
+
+#if !defined (ORION5X_SZ_PCI_MEM)
+#define ORION5X_SZ_PCI_MEM	(128*1024*1024)
+#endif
+
+#if !defined (ORION5X_ADR_PCI_IO)
+#define ORION5X_ADR_PCI_IO	0xf0100000
+#endif
+
+#if !defined (ORION5X_SZ_PCI_IO)
+#define ORION5X_SZ_PCI_IO	(64*1024)
+#endif
+
+#if !defined (ORION5X_ADR_DEV_CS0)
+#define ORION5X_ADR_DEV_CS0	0xfa000000
+#endif
+
+#if !defined (ORION5X_SZ_DEV_CS0)
+#define ORION5X_SZ_DEV_CS0	(2*1024*1024)
+#endif
+
+#if !defined (ORION5X_ADR_DEV_CS1)
+#define ORION5X_ADR_DEV_CS1	0xf8000000
+#endif
+
+#if !defined (ORION5X_SZ_DEV_CS1)
+#define ORION5X_SZ_DEV_CS1	(32*1024*1024)
+#endif
+
+#if !defined (ORION5X_ADR_DEV_CS2)
+#define ORION5X_ADR_DEV_CS2	0xfa800000
+#endif
+
+#if !defined (ORION5X_SZ_DEV_CS2)
+#define ORION5X_SZ_DEV_CS2	(1*1024*1024)
+#endif
+
+#if !defined (ORION5X_ADR_BOOTROM)
+#define ORION5X_ADR_BOOTROM	0xFFF80000
+#endif
+
+#if !defined (ORION5X_SZ_BOOTROM)
+#define ORION5X_SZ_BOOTROM	(512*1024)
+#endif
+
+/*
+ * PCIE registers are used for SoC device ID and revision
+ */
+#define PCIE_DEV_ID_OFF         (ORION5X_REG_PCIE_BASE + 0x0000)
+#define PCIE_DEV_REV_OFF        (ORION5X_REG_PCIE_BASE + 0x0008)
+
+/*
+ * The following definitions are intended for identifying
+ * the real device and revision on which u-boot is running
+ * even if it was compiled only for a specific one. Thus,
+ * these constants must not be considered chip-specific.
+ */
+
+/* Orion-1 (88F5181) and Orion-VoIP (88F5181L) */
+#define MV88F5181_DEV_ID        0x5181
+#define MV88F5181_REV_B1        3
+#define MV88F5181L_REV_A0       8
+#define MV88F5181L_REV_A1       9
+/* Orion-NAS (88F5182) */
+#define MV88F5182_DEV_ID        0x5182
+#define MV88F5182_REV_A2        2
+/* Orion-2 (88F5281) */
+#define MV88F5281_DEV_ID        0x5281
+#define MV88F5281_REV_D0        4
+#define MV88F5281_REV_D1        5
+#define MV88F5281_REV_D2        6
+/* Orion-1-90 (88F6183) */
+#define MV88F6183_DEV_ID        0x6183
+#define MV88F6183_REV_B0        3
+
+/*
+ * read feroceon core extra feature register
+ * using co-proc instruction
+ */
+static inline unsigned int readfr_extra_feature_reg(void)
+{
+	unsigned int val;
+	asm volatile ("mrc p15, 1, %0, c15, c1, 0 @ readfr exfr" : "=r"
+			(val) : : "cc");
+	return val;
+}
+
+/*
+ * write feroceon core extra feature register
+ * using co-proc instruction
+ */
+static inline void writefr_extra_feature_reg(unsigned int val)
+{
+	asm volatile ("mcr p15, 1, %0, c15, c1, 0 @ writefr exfr" : : "r"
+			(val) : "cc");
+	isb();
+}
+
+/*
+ * AHB to Mbus Bridge Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.4
+ * Note: only windows 0 and 1 have remap capability.
+ */
+struct orion5x_win_registers {
+	u32 ctrl;
+	u32 base;
+	u32 remap_lo;
+	u32 remap_hi;
+};
+
+/*
+ * CPU control and status Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.4
+ */
+struct orion5x_cpu_registers {
+	u32 config;	/*0x20100 */
+	u32 ctrl_stat;	/*0x20104 */
+	u32 rstoutn_mask; /* 0x20108 */
+	u32 sys_soft_rst; /* 0x2010C */
+	u32 ahb_mbus_cause_irq; /* 0x20110 */
+	u32 ahb_mbus_mask_irq; /* 0x20114 */
+};
+
+/*
+ * DDR SDRAM Controller Address Decode Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.5.1
+ */
+struct orion5x_ddr_addr_decode_registers {
+	u32 base;
+	u32 size;
+};
+
+/*
+ * functions
+ */
+u32 orion5x_device_id(void);
+u32 orion5x_device_rev(void);
+unsigned int orion5x_winctrl_calcsize(unsigned int sizeval);
+void timer_init_r(void);
+#endif /* __ASSEMBLY__ */
+#endif /* _ORION5X_CPU_H */

u-boot/arch/arm/mach-orion5x/include/mach/mv88f5182.h

@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
+ *
+ * Based on original Kirkwood 88F6182 support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Feroceon CPU core 88F5182 SOC.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _CONFIG_88F5182_H
+#define _CONFIG_88F5182_H
+
+/* SOC specific definitions */
+#define F88F5182_REGS_PHYS_BASE		0xf1000000
+#define ORION5X_REGS_PHY_BASE		F88F5182_REGS_PHYS_BASE
+
+/* TCLK Core Clock defination */
+#define CONFIG_SYS_TCLK			166000000 /* 166MHz */
+
+#endif /* _CONFIG_88F5182_H */

u-boot/arch/arm/mach-orion5x/include/mach/orion5x.h

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.u.boot@aribaud.net>
+ *
+ * Based on original Kirkwood support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Marvell's Orion SoC with Feroceon CPU core.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _ASM_ARCH_ORION5X_H
+#define _ASM_ARCH_ORION5X_H
+
+#if defined(CONFIG_FEROCEON)
+
+/* SOC specific definations */
+#define ORION5X_REGISTER(x)			(ORION5X_REGS_PHY_BASE + x)
+
+/* Documented registers */
+#define ORION5X_DRAM_BASE			(ORION5X_REGISTER(0x01500))
+#define ORION5X_TWSI_BASE			(ORION5X_REGISTER(0x11000))
+#define ORION5X_UART0_BASE			(ORION5X_REGISTER(0x12000))
+#define ORION5X_UART1_BASE			(ORION5X_REGISTER(0x12100))
+#define ORION5X_MPP_BASE			(ORION5X_REGISTER(0x10000))
+#define ORION5X_GPIO_BASE			(ORION5X_REGISTER(0x10100))
+#define ORION5X_CPU_WIN_BASE			(ORION5X_REGISTER(0x20000))
+#define ORION5X_CPU_REG_BASE			(ORION5X_REGISTER(0x20100))
+#define ORION5X_TIMER_BASE			(ORION5X_REGISTER(0x20300))
+#define ORION5X_REG_PCI_BASE			(ORION5X_REGISTER(0x30000))
+#define ORION5X_REG_PCIE_BASE			(ORION5X_REGISTER(0x40000))
+#define ORION5X_USB20_PORT0_BASE		(ORION5X_REGISTER(0x50000))
+#define ORION5X_USB20_PORT1_BASE		(ORION5X_REGISTER(0xA0000))
+#define ORION5X_EGIGA_BASE			(ORION5X_REGISTER(0x72000))
+#define ORION5X_SATA_BASE			(ORION5X_REGISTER(0x80000))
+#define ORION5X_SATA_PORT0_OFFSET		0x2000
+#define ORION5X_SATA_PORT1_OFFSET		0x4000
+
+/* Orion5x GbE controller has a single port */
+#define MAX_MVGBE_DEVS	1
+#define MVGBE0_BASE	ORION5X_EGIGA_BASE
+
+/* Orion5x USB Host controller is port 1 */
+#define MVUSB0_BASE			ORION5X_USB20_HOST_PORT_BASE
+#define MVUSB0_CPU_ATTR_DRAM_CS0	ORION5X_ATTR_DRAM_CS0
+#define MVUSB0_CPU_ATTR_DRAM_CS1	ORION5X_ATTR_DRAM_CS1
+#define MVUSB0_CPU_ATTR_DRAM_CS2	ORION5X_ATTR_DRAM_CS2
+#define MVUSB0_CPU_ATTR_DRAM_CS3	ORION5X_ATTR_DRAM_CS3
+
+/* Kirkwood CPU memory windows */
+#define MVCPU_WIN_CTRL_DATA	ORION5X_CPU_WIN_CTRL_DATA
+#define MVCPU_WIN_ENABLE	ORION5X_WIN_ENABLE
+#define MVCPU_WIN_DISABLE	ORION5X_WIN_DISABLE
+
+#define CONFIG_MAX_RAM_BANK_SIZE		(64*1024*1024)
+
+/* include here SoC variants. 5181, 5281, 6183 should go here when
+   adding support for them, and this comment should then be updated. */
+#if defined(CONFIG_88F5182)
+#include <asm/arch/mv88f5182.h>
+#else
+#error "SOC Name not defined"
+#endif
+#endif /* CONFIG_FEROCEON */
+#endif /* _ASM_ARCH_ORION5X_H */