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/include/asm/arch-tegra20/clock-tables.h

@@ -0,0 +1,186 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * Copyright (c) 2010-2012 NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Tegra20 clock PLL tables */
+
+#ifndef _CLOCK_TABLES_H_
+#define _CLOCK_TABLES_H_
+
+/* The PLLs supported by the hardware */
+enum clock_id {
+	CLOCK_ID_FIRST,
+	CLOCK_ID_CGENERAL = CLOCK_ID_FIRST,
+	CLOCK_ID_MEMORY,
+	CLOCK_ID_PERIPH,
+	CLOCK_ID_AUDIO,
+	CLOCK_ID_USB,
+	CLOCK_ID_DISPLAY,
+
+	/* now the simple ones */
+	CLOCK_ID_FIRST_SIMPLE,
+	CLOCK_ID_XCPU = CLOCK_ID_FIRST_SIMPLE,
+	CLOCK_ID_EPCI,
+	CLOCK_ID_SFROM32KHZ,
+
+	/* These are the base clocks (inputs to the Tegra SOC) */
+	CLOCK_ID_32KHZ,
+	CLOCK_ID_OSC,
+	CLOCK_ID_CLK_M,
+
+	CLOCK_ID_COUNT,	/* number of clocks */
+	CLOCK_ID_NONE = -1,
+};
+
+/* The clocks supported by the hardware */
+enum periph_id {
+	PERIPH_ID_FIRST,
+
+	/* Low word: 31:0 */
+	PERIPH_ID_CPU = PERIPH_ID_FIRST,
+	PERIPH_ID_RESERVED1,
+	PERIPH_ID_RESERVED2,
+	PERIPH_ID_AC97,
+	PERIPH_ID_RTC,
+	PERIPH_ID_TMR,
+	PERIPH_ID_UART1,
+	PERIPH_ID_UART2,
+
+	/* 8 */
+	PERIPH_ID_GPIO,
+	PERIPH_ID_SDMMC2,
+	PERIPH_ID_SPDIF,
+	PERIPH_ID_I2S1,
+	PERIPH_ID_I2C1,
+	PERIPH_ID_NDFLASH,
+	PERIPH_ID_SDMMC1,
+	PERIPH_ID_SDMMC4,
+
+	/* 16 */
+	PERIPH_ID_TWC,
+	PERIPH_ID_PWM,
+	PERIPH_ID_I2S2,
+	PERIPH_ID_EPP,
+	PERIPH_ID_VI,
+	PERIPH_ID_2D,
+	PERIPH_ID_USBD,
+	PERIPH_ID_ISP,
+
+	/* 24 */
+	PERIPH_ID_3D,
+	PERIPH_ID_IDE,
+	PERIPH_ID_DISP2,
+	PERIPH_ID_DISP1,
+	PERIPH_ID_HOST1X,
+	PERIPH_ID_VCP,
+	PERIPH_ID_RESERVED30,
+	PERIPH_ID_CACHE2,
+
+	/* Middle word: 63:32 */
+	PERIPH_ID_MEM,
+	PERIPH_ID_AHBDMA,
+	PERIPH_ID_APBDMA,
+	PERIPH_ID_RESERVED35,
+	PERIPH_ID_KBC,
+	PERIPH_ID_STAT_MON,
+	PERIPH_ID_PMC,
+	PERIPH_ID_FUSE,
+
+	/* 40 */
+	PERIPH_ID_KFUSE,
+	PERIPH_ID_SBC1,
+	PERIPH_ID_SNOR,
+	PERIPH_ID_SPI1,
+	PERIPH_ID_SBC2,
+	PERIPH_ID_XIO,
+	PERIPH_ID_SBC3,
+	PERIPH_ID_DVC_I2C,
+
+	/* 48 */
+	PERIPH_ID_DSI,
+	PERIPH_ID_TVO,
+	PERIPH_ID_MIPI,
+	PERIPH_ID_HDMI,
+	PERIPH_ID_CSI,
+	PERIPH_ID_TVDAC,
+	PERIPH_ID_I2C2,
+	PERIPH_ID_UART3,
+
+	/* 56 */
+	PERIPH_ID_RESERVED56,
+	PERIPH_ID_EMC,
+	PERIPH_ID_USB2,
+	PERIPH_ID_USB3,
+	PERIPH_ID_MPE,
+	PERIPH_ID_VDE,
+	PERIPH_ID_BSEA,
+	PERIPH_ID_BSEV,
+
+	/* Upper word 95:64 */
+	PERIPH_ID_SPEEDO,
+	PERIPH_ID_UART4,
+	PERIPH_ID_UART5,
+	PERIPH_ID_I2C3,
+	PERIPH_ID_SBC4,
+	PERIPH_ID_SDMMC3,
+	PERIPH_ID_PCIE,
+	PERIPH_ID_OWR,
+
+	/* 72 */
+	PERIPH_ID_AFI,
+	PERIPH_ID_CORESIGHT,
+	PERIPH_ID_PCIEXCLK,
+	PERIPH_ID_AVPUCQ,
+	PERIPH_ID_RESERVED76,
+	PERIPH_ID_RESERVED77,
+	PERIPH_ID_RESERVED78,
+	PERIPH_ID_RESERVED79,
+
+	/* 80 */
+	PERIPH_ID_RESERVED80,
+	PERIPH_ID_RESERVED81,
+	PERIPH_ID_RESERVED82,
+	PERIPH_ID_RESERVED83,
+	PERIPH_ID_IRAMA,
+	PERIPH_ID_IRAMB,
+	PERIPH_ID_IRAMC,
+	PERIPH_ID_IRAMD,
+
+	/* 88 */
+	PERIPH_ID_CRAM2,
+	PERIPH_ID_SYNC_CLK_DOUBLER,
+	PERIPH_ID_CLK_M_DOUBLER,
+	PERIPH_ID_RESERVED91,
+	PERIPH_ID_SUS_OUT,
+	PERIPH_ID_DEV2_OUT,
+	PERIPH_ID_DEV1_OUT,
+
+	PERIPH_ID_COUNT,
+	PERIPH_ID_NONE = -1,
+};
+
+enum pll_out_id {
+	PLL_OUT1,
+	PLL_OUT2,
+	PLL_OUT3,
+	PLL_OUT4
+};
+
+/* Converts a clock number to a clock register: 0=L, 1=H, 2=U */
+#define PERIPH_REG(id) ((id) >> 5)
+
+/* Mask value for a clock (within PERIPH_REG(id)) */
+#define PERIPH_MASK(id) (1 << ((id) & 0x1f))
+
+/* return 1 if a PLL ID is in range, and not a simple PLL */
+#define clock_id_is_pll(id) ((id) >= CLOCK_ID_FIRST && \
+		(id) < CLOCK_ID_FIRST_SIMPLE)
+
+/* return 1 if a peripheral ID is in range */
+#define clock_periph_id_isvalid(id) ((id) >= PERIPH_ID_FIRST && \
+		(id) < PERIPH_ID_COUNT)
+
+#endif	/* _CLOCK_TABLES_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/clock.h

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Tegra20 clock control functions */
+
+#ifndef _TEGRA20_CLOCK_H
+#define _TEGRA20_CLOCK_H
+
+#include <asm/arch-tegra/clock.h>
+
+/* CLK_RST_CONTROLLER_OSC_CTRL_0 */
+#define OSC_FREQ_SHIFT          30
+#define OSC_FREQ_MASK           (3U << OSC_FREQ_SHIFT)
+
+int tegra_plle_enable(void);
+
+#endif	/* _TEGRA20_CLOCK_H */

u-boot/arch/arm/include/asm/arch-tegra20/display.h

@@ -0,0 +1,29 @@
+/*
+ *  (C) Copyright 2010
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_TEGRA_DISPLAY_H
+#define __ASM_ARCH_TEGRA_DISPLAY_H
+
+#include <asm/arch-tegra/dc.h>
+
+/* This holds information about a window which can be displayed */
+struct disp_ctl_win {
+	enum win_color_depth_id fmt;	/* Color depth/format */
+	unsigned	bpp;		/* Bits per pixel */
+	phys_addr_t	phys_addr;	/* Physical address in memory */
+	unsigned	x;		/* Horizontal address offset (bytes) */
+	unsigned	y;		/* Veritical address offset (bytes) */
+	unsigned	w;		/* Width of source window */
+	unsigned	h;		/* Height of source window */
+	unsigned	stride;		/* Number of bytes per line */
+	unsigned	out_x;		/* Left edge of output window (col) */
+	unsigned	out_y;		/* Top edge of output window (row) */
+	unsigned	out_w;		/* Width of output window in pixels */
+	unsigned	out_h;		/* Height of output window in pixels */
+};
+
+#endif /*__ASM_ARCH_TEGRA_DISPLAY_H*/

u-boot/arch/arm/include/asm/arch-tegra20/emc.h

@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * (C) Copyright 2010,2011 NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _ARCH_EMC_H_
+#define _ARCH_EMC_H_
+
+#include <asm/types.h>
+
+#define TEGRA_EMC_NUM_REGS	46
+
+/* EMC Registers */
+struct emc_ctlr {
+	u32 cfg;		/* 0x00: EMC_CFG */
+	u32 reserved0[3];	/* 0x04 ~ 0x0C */
+	u32 adr_cfg;		/* 0x10: EMC_ADR_CFG */
+	u32 adr_cfg1;		/* 0x14: EMC_ADR_CFG_1 */
+	u32 reserved1[2];	/* 0x18 ~ 0x18 */
+	u32 refresh_ctrl;	/* 0x20: EMC_REFCTRL */
+	u32 pin;		/* 0x24: EMC_PIN */
+	u32 timing_ctrl;	/* 0x28: EMC_TIMING_CONTROL */
+	u32 rc;			/* 0x2C: EMC_RC */
+	u32 rfc;		/* 0x30: EMC_RFC */
+	u32 ras;		/* 0x34: EMC_RAS */
+	u32 rp;			/* 0x38: EMC_RP */
+	u32 r2w;		/* 0x3C: EMC_R2W */
+	u32 w2r;		/* 0x40: EMC_W2R */
+	u32 r2p;		/* 0x44: EMC_R2P */
+	u32 w2p;		/* 0x48: EMC_W2P */
+	u32 rd_rcd;		/* 0x4C: EMC_RD_RCD */
+	u32 wd_rcd;		/* 0x50: EMC_WD_RCD */
+	u32 rrd;		/* 0x54: EMC_RRD */
+	u32 rext;		/* 0x58: EMC_REXT */
+	u32 wdv;		/* 0x5C: EMC_WDV */
+	u32 quse;		/* 0x60: EMC_QUSE */
+	u32 qrst;		/* 0x64: EMC_QRST */
+	u32 qsafe;		/* 0x68: EMC_QSAFE */
+	u32 rdv;		/* 0x6C: EMC_RDV */
+	u32 refresh;		/* 0x70: EMC_REFRESH */
+	u32 burst_refresh_num;	/* 0x74: EMC_BURST_REFRESH_NUM */
+	u32 pdex2wr;		/* 0x78: EMC_PDEX2WR */
+	u32 pdex2rd;		/* 0x7c: EMC_PDEX2RD */
+	u32 pchg2pden;		/* 0x80: EMC_PCHG2PDEN */
+	u32 act2pden;		/* 0x84: EMC_ACT2PDEN */
+	u32 ar2pden;		/* 0x88: EMC_AR2PDEN */
+	u32 rw2pden;		/* 0x8C: EMC_RW2PDEN */
+	u32 txsr;		/* 0x90: EMC_TXSR */
+	u32 tcke;		/* 0x94: EMC_TCKE */
+	u32 tfaw;		/* 0x98: EMC_TFAW */
+	u32 trpab;		/* 0x9C: EMC_TRPAB */
+	u32 tclkstable;		/* 0xA0: EMC_TCLKSTABLE */
+	u32 tclkstop;		/* 0xA4: EMC_TCLKSTOP */
+	u32 trefbw;		/* 0xA8: EMC_TREFBW */
+	u32 quse_extra;		/* 0xAC: EMC_QUSE_EXTRA */
+	u32 odt_write;		/* 0xB0: EMC_ODT_WRITE */
+	u32 odt_read;		/* 0xB4: EMC_ODT_READ */
+	u32 reserved2[5];	/* 0xB8 ~ 0xC8 */
+	u32 mrs;		/* 0xCC: EMC_MRS */
+	u32 emrs;		/* 0xD0: EMC_EMRS */
+	u32 ref;		/* 0xD4: EMC_REF */
+	u32 pre;		/* 0xD8: EMC_PRE */
+	u32 nop;		/* 0xDC: EMC_NOP */
+	u32 self_ref;		/* 0xE0: EMC_SELF_REF */
+	u32 dpd;		/* 0xE4: EMC_DPD */
+	u32 mrw;		/* 0xE8: EMC_MRW */
+	u32 mrr;		/* 0xEC: EMC_MRR */
+	u32 reserved3;		/* 0xF0: */
+	u32 fbio_cfg1;		/* 0xF4: EMC_FBIO_CFG1 */
+	u32 fbio_dqsib_dly;	/* 0xF8: EMC_FBIO_DQSIB_DLY */
+	u32 fbio_dqsib_dly_msb;	/* 0xFC: EMC_FBIO_DQSIB_DLY_MSG */
+	u32 fbio_spare;		/* 0x100: SBIO_SPARE */
+				/* There are more registers ... */
+};
+
+/**
+ * Set up the EMC for the given rate. The timing parameters are retrieved
+ * from the device tree "nvidia,tegra20-emc" node and its
+ * "nvidia,tegra20-emc-table" sub-nodes.
+ *
+ * @param blob	Device tree blob
+ * @param rate	Clock speed of memory controller in Hz (=2x memory bus rate)
+ * @return 0 if ok, else -ve error code (look in emc.c to decode it)
+ */
+int tegra_set_emc(const void *blob, unsigned rate);
+
+/**
+ * Get a pointer to the EMC controller from the device tree.
+ *
+ * @param blob	Device tree blob
+ * @return pointer to EMC controller
+ */
+struct emc_ctlr *emc_get_controller(const void *blob);
+
+#endif

u-boot/arch/arm/include/asm/arch-tegra20/flow.h

@@ -0,0 +1,20 @@
+/*
+ * (C) Copyright 2010, 2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _FLOW_H_
+#define _FLOW_H_
+
+struct flow_ctlr {
+	u32	halt_cpu_events;
+	u32	halt_cop_events;
+	u32	cpu_csr;
+	u32	cop_csr;
+	u32	halt_cpu1_events;
+	u32	cpu1_csr;
+};
+
+#endif

u-boot/arch/arm/include/asm/arch-tegra20/funcmux.h

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Tegra20 high-level function multiplexing */
+
+#ifndef _TEGRA20_FUNCMUX_H_
+#define _TEGRA20_FUNCMUX_H_
+
+#include <asm/arch-tegra/funcmux.h>
+
+/* Configs supported by the func mux */
+enum {
+	FUNCMUX_DEFAULT = 0,	/* default config */
+
+	/* UART configs */
+	FUNCMUX_UART1_IRRX_IRTX = 0,
+	FUNCMUX_UART1_UAA_UAB,
+	FUNCMUX_UART1_GPU,
+	FUNCMUX_UART1_SDIO1,
+	FUNCMUX_UART2_UAD = 0,
+	FUNCMUX_UART4_GMC = 0,
+
+	/* I2C configs */
+	FUNCMUX_DVC_I2CP = 0,
+	FUNCMUX_I2C1_RM = 0,
+	FUNCMUX_I2C2_DDC = 0,
+	FUNCMUX_I2C2_PTA,
+	FUNCMUX_I2C3_DTF = 0,
+
+	/* SDMMC configs */
+	FUNCMUX_SDMMC1_SDIO1_4BIT = 0,
+	FUNCMUX_SDMMC2_DTA_DTD_8BIT = 0,
+	FUNCMUX_SDMMC3_SDB_4BIT = 0,
+	FUNCMUX_SDMMC3_SDB_SLXA_8BIT,
+	FUNCMUX_SDMMC4_ATC_ATD_8BIT = 0,
+	FUNCMUX_SDMMC4_ATB_GMA_4_BIT,
+	FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT,
+
+	/* USB configs */
+	FUNCMUX_USB2_ULPI = 0,
+
+	/* Serial Flash configs */
+	FUNCMUX_SPI1_GMC_GMD = 0,
+
+	/* NAND flags */
+	FUNCMUX_NDFLASH_ATC = 0,
+	FUNCMUX_NDFLASH_KBC_8_BIT,
+};
+#endif	/* _TEGRA20_FUNCMUX_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/gp_padctrl.h

@@ -0,0 +1,50 @@
+/*
+ *  (C) Copyright 2010,2011
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TEGRA20_GP_PADCTRL_H_
+#define _TEGRA20_GP_PADCTRL_H_
+
+#include <asm/arch-tegra/gp_padctrl.h>
+
+/* APB_MISC_GP and padctrl registers */
+struct apb_misc_gp_ctlr {
+	u32	modereg;	/* 0x00: APB_MISC_GP_MODEREG */
+	u32	hidrev;		/* 0x04: APB_MISC_GP_HIDREV */
+	u32	reserved0[22];	/* 0x08 - 0x5C: */
+	u32	emu_revid;	/* 0x60: APB_MISC_GP_EMU_REVID */
+	u32	xactor_scratch;	/* 0x64: APB_MISC_GP_XACTOR_SCRATCH */
+	u32	aocfg1;		/* 0x68: APB_MISC_GP_AOCFG1PADCTRL */
+	u32	aocfg2;		/* 0x6c: APB_MISC_GP_AOCFG2PADCTRL */
+	u32	atcfg1;		/* 0x70: APB_MISC_GP_ATCFG1PADCTRL */
+	u32	atcfg2;		/* 0x74: APB_MISC_GP_ATCFG2PADCTRL */
+	u32	cdevcfg1;	/* 0x78: APB_MISC_GP_CDEV1CFGPADCTRL */
+	u32	cdevcfg2;	/* 0x7C: APB_MISC_GP_CDEV2CFGPADCTRL */
+	u32	csuscfg;	/* 0x80: APB_MISC_GP_CSUSCFGPADCTRL */
+	u32	dap1cfg;	/* 0x84: APB_MISC_GP_DAP1CFGPADCTRL */
+	u32	dap2cfg;	/* 0x88: APB_MISC_GP_DAP2CFGPADCTRL */
+	u32	dap3cfg;	/* 0x8C: APB_MISC_GP_DAP3CFGPADCTRL */
+	u32	dap4cfg;	/* 0x90: APB_MISC_GP_DAP4CFGPADCTRL */
+	u32	dbgcfg;		/* 0x94: APB_MISC_GP_DBGCFGPADCTRL */
+	u32	lcdcfg1;	/* 0x98: APB_MISC_GP_LCDCFG1PADCTRL */
+	u32	lcdcfg2;	/* 0x9C: APB_MISC_GP_LCDCFG2PADCTRL */
+	u32	sdmmc2_cfg;	/* 0xA0: APB_MISC_GP_SDMMC2CFGPADCTRL */
+	u32	sdmmc3_cfg;	/* 0xA4: APB_MISC_GP_SDMMC3CFGPADCTRL */
+	u32	spicfg;		/* 0xA8: APB_MISC_GP_SPICFGPADCTRL */
+	u32	uaacfg;		/* 0xAC: APB_MISC_GP_UAACFGPADCTRL */
+	u32	uabcfg;		/* 0xB0: APB_MISC_GP_UABCFGPADCTRL */
+	u32	uart2cfg;	/* 0xB4: APB_MISC_GP_UART2CFGPADCTRL */
+	u32	uart3cfg;	/* 0xB8: APB_MISC_GP_UART3CFGPADCTRL */
+	u32	vicfg1;		/* 0xBC: APB_MISC_GP_VICFG1PADCTRL */
+	u32	vicfg2;		/* 0xC0: APB_MISC_GP_VICFG2PADCTRL */
+	u32	xm2cfga;	/* 0xC4: APB_MISC_GP_XM2CFGAPADCTRL */
+	u32	xm2cfgc;	/* 0xC8: APB_MISC_GP_XM2CFGCPADCTRL */
+	u32	xm2cfgd;	/* 0xCC: APB_MISC_GP_XM2CFGDPADCTRL */
+	u32	xm2clkcfg;	/* 0xD0: APB_MISC_GP_XM2CLKCFGPADCTRL */
+	u32	memcomp;	/* 0xD4: APB_MISC_GP_MEMCOMPPADCTRL */
+};
+
+#endif	/* _TEGRA20_GP_PADCTRL_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/gpio.h

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2011, Google Inc. All rights reserved.
+ * Portions Copyright 2011-2012 NVIDIA Corporation
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TEGRA20_GPIO_H_
+#define _TEGRA20_GPIO_H_
+
+/*
+ * The Tegra 2x GPIO controller has 224 GPIOs arranged in 7 banks of 4 ports,
+ * each with 8 GPIOs.
+ */
+#define TEGRA_GPIO_PORTS	4	/* number of ports per bank */
+#define TEGRA_GPIO_BANKS	7	/* number of banks */
+
+#include <asm/arch-tegra/gpio.h>
+
+/* GPIO Controller registers for a single bank */
+struct gpio_ctlr_bank {
+	uint gpio_config[TEGRA_GPIO_PORTS];
+	uint gpio_dir_out[TEGRA_GPIO_PORTS];
+	uint gpio_out[TEGRA_GPIO_PORTS];
+	uint gpio_in[TEGRA_GPIO_PORTS];
+	uint gpio_int_status[TEGRA_GPIO_PORTS];
+	uint gpio_int_enable[TEGRA_GPIO_PORTS];
+	uint gpio_int_level[TEGRA_GPIO_PORTS];
+	uint gpio_int_clear[TEGRA_GPIO_PORTS];
+};
+
+struct gpio_ctlr {
+	struct gpio_ctlr_bank gpio_bank[TEGRA_GPIO_BANKS];
+};
+
+#endif	/* TEGRA20_GPIO_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/mc.h

@@ -0,0 +1,36 @@
+/*
+ *  (C) Copyright 2014
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TEGRA20_MC_H_
+#define _TEGRA20_MC_H_
+
+/**
+ * Defines the memory controller registers we need/care about
+ */
+struct mc_ctlr {
+	u32 reserved0[3];			/* offset 0x00 - 0x08 */
+	u32 mc_emem_cfg;			/* offset 0x0C */
+	u32 mc_emem_adr_cfg;			/* offset 0x10 */
+	u32 mc_emem_arb_cfg0;			/* offset 0x14 */
+	u32 mc_emem_arb_cfg1;			/* offset 0x18 */
+	u32 mc_emem_arb_cfg2;			/* offset 0x1C */
+	u32 reserved1;				/* offset 0x20 */
+	u32 mc_gart_cfg;			/* offset 0x24 */
+	u32 mc_gart_entry_addr;			/* offset 0x28 */
+	u32 mc_gart_entry_data;			/* offset 0x2C */
+	u32 mc_gart_error_req;			/* offset 0x30 */
+	u32 mc_gart_error_addr;			/* offset 0x34 */
+	u32 reserved2;				/* offset 0x38 */
+	u32 mc_timeout_ctrl;			/* offset 0x3C */
+	u32 reserved3[6];			/* offset 0x40 - 0x54 */
+	u32 mc_decerr_emem_others_status;	/* offset 0x58 */
+	u32 mc_decerr_emem_others_adr;		/* offset 0x5C */
+	u32 reserved4[40];			/* offset 0x60 - 0xFC */
+	u32 reserved5[93];			/* offset 0x100 - 0x270 */
+};
+
+#endif	/* _TEGRA20_MC_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/pinmux.h

@@ -0,0 +1,239 @@
+/*
+ *  (C) Copyright 2010,2011
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TEGRA20_PINMUX_H_
+#define _TEGRA20_PINMUX_H_
+
+/*
+ * Pin groups which we adjust. There are three basic attributes of each pin
+ * group which use this enum:
+ *
+ *	- function
+ *	- pullup / pulldown
+ *	- tristate or normal
+ */
+enum pmux_pingrp {
+	/* APB_MISC_PP_TRISTATE_REG_A_0 */
+	PMUX_PINGRP_ATA,
+	PMUX_PINGRP_ATB,
+	PMUX_PINGRP_ATC,
+	PMUX_PINGRP_ATD,
+	PMUX_PINGRP_CDEV1,
+	PMUX_PINGRP_CDEV2,
+	PMUX_PINGRP_CSUS,
+	PMUX_PINGRP_DAP1,
+
+	PMUX_PINGRP_DAP2,
+	PMUX_PINGRP_DAP3,
+	PMUX_PINGRP_DAP4,
+	PMUX_PINGRP_DTA,
+	PMUX_PINGRP_DTB,
+	PMUX_PINGRP_DTC,
+	PMUX_PINGRP_DTD,
+	PMUX_PINGRP_DTE,
+
+	PMUX_PINGRP_GPU,
+	PMUX_PINGRP_GPV,
+	PMUX_PINGRP_I2CP,
+	PMUX_PINGRP_IRTX,
+	PMUX_PINGRP_IRRX,
+	PMUX_PINGRP_KBCB,
+	PMUX_PINGRP_KBCA,
+	PMUX_PINGRP_PMC,
+
+	PMUX_PINGRP_PTA,
+	PMUX_PINGRP_RM,
+	PMUX_PINGRP_KBCE,
+	PMUX_PINGRP_KBCF,
+	PMUX_PINGRP_GMA,
+	PMUX_PINGRP_GMC,
+	PMUX_PINGRP_SDIO1,
+	PMUX_PINGRP_OWC,
+
+	/* 32: APB_MISC_PP_TRISTATE_REG_B_0 */
+	PMUX_PINGRP_GME,
+	PMUX_PINGRP_SDC,
+	PMUX_PINGRP_SDD,
+	PMUX_PINGRP_RESERVED0,
+	PMUX_PINGRP_SLXA,
+	PMUX_PINGRP_SLXC,
+	PMUX_PINGRP_SLXD,
+	PMUX_PINGRP_SLXK,
+
+	PMUX_PINGRP_SPDI,
+	PMUX_PINGRP_SPDO,
+	PMUX_PINGRP_SPIA,
+	PMUX_PINGRP_SPIB,
+	PMUX_PINGRP_SPIC,
+	PMUX_PINGRP_SPID,
+	PMUX_PINGRP_SPIE,
+	PMUX_PINGRP_SPIF,
+
+	PMUX_PINGRP_SPIG,
+	PMUX_PINGRP_SPIH,
+	PMUX_PINGRP_UAA,
+	PMUX_PINGRP_UAB,
+	PMUX_PINGRP_UAC,
+	PMUX_PINGRP_UAD,
+	PMUX_PINGRP_UCA,
+	PMUX_PINGRP_UCB,
+
+	PMUX_PINGRP_RESERVED1,
+	PMUX_PINGRP_ATE,
+	PMUX_PINGRP_KBCC,
+	PMUX_PINGRP_RESERVED2,
+	PMUX_PINGRP_RESERVED3,
+	PMUX_PINGRP_GMB,
+	PMUX_PINGRP_GMD,
+	PMUX_PINGRP_DDC,
+
+	/* 64: APB_MISC_PP_TRISTATE_REG_C_0 */
+	PMUX_PINGRP_LD0,
+	PMUX_PINGRP_LD1,
+	PMUX_PINGRP_LD2,
+	PMUX_PINGRP_LD3,
+	PMUX_PINGRP_LD4,
+	PMUX_PINGRP_LD5,
+	PMUX_PINGRP_LD6,
+	PMUX_PINGRP_LD7,
+
+	PMUX_PINGRP_LD8,
+	PMUX_PINGRP_LD9,
+	PMUX_PINGRP_LD10,
+	PMUX_PINGRP_LD11,
+	PMUX_PINGRP_LD12,
+	PMUX_PINGRP_LD13,
+	PMUX_PINGRP_LD14,
+	PMUX_PINGRP_LD15,
+
+	PMUX_PINGRP_LD16,
+	PMUX_PINGRP_LD17,
+	PMUX_PINGRP_LHP0,
+	PMUX_PINGRP_LHP1,
+	PMUX_PINGRP_LHP2,
+	PMUX_PINGRP_LVP0,
+	PMUX_PINGRP_LVP1,
+	PMUX_PINGRP_HDINT,
+
+	PMUX_PINGRP_LM0,
+	PMUX_PINGRP_LM1,
+	PMUX_PINGRP_LVS,
+	PMUX_PINGRP_LSC0,
+	PMUX_PINGRP_LSC1,
+	PMUX_PINGRP_LSCK,
+	PMUX_PINGRP_LDC,
+	PMUX_PINGRP_LCSN,
+
+	/* 96: APB_MISC_PP_TRISTATE_REG_D_0 */
+	PMUX_PINGRP_LSPI,
+	PMUX_PINGRP_LSDA,
+	PMUX_PINGRP_LSDI,
+	PMUX_PINGRP_LPW0,
+	PMUX_PINGRP_LPW1,
+	PMUX_PINGRP_LPW2,
+	PMUX_PINGRP_LDI,
+	PMUX_PINGRP_LHS,
+
+	PMUX_PINGRP_LPP,
+	PMUX_PINGRP_RESERVED4,
+	PMUX_PINGRP_KBCD,
+	PMUX_PINGRP_GPU7,
+	PMUX_PINGRP_DTF,
+	PMUX_PINGRP_UDA,
+	PMUX_PINGRP_CRTP,
+	PMUX_PINGRP_SDB,
+
+	/* these pin groups only have pullup and pull down control */
+	PMUX_PINGRP_CK32,
+	PMUX_PINGRP_DDRC,
+	PMUX_PINGRP_PMCA,
+	PMUX_PINGRP_PMCB,
+	PMUX_PINGRP_PMCC,
+	PMUX_PINGRP_PMCD,
+	PMUX_PINGRP_PMCE,
+	PMUX_PINGRP_XM2C,
+	PMUX_PINGRP_XM2D,
+	PMUX_PINGRP_COUNT,
+};
+
+/*
+ * Functions which can be assigned to each of the pin groups. The values here
+ * bear no relation to the values programmed into pinmux registers and are
+ * purely a convenience. The translation is done through a table search.
+ */
+enum pmux_func {
+	PMUX_FUNC_DEFAULT,
+	PMUX_FUNC_AHB_CLK,
+	PMUX_FUNC_APB_CLK,
+	PMUX_FUNC_AUDIO_SYNC,
+	PMUX_FUNC_CRT,
+	PMUX_FUNC_DAP1,
+	PMUX_FUNC_DAP2,
+	PMUX_FUNC_DAP3,
+	PMUX_FUNC_DAP4,
+	PMUX_FUNC_DAP5,
+	PMUX_FUNC_DISPA,
+	PMUX_FUNC_DISPB,
+	PMUX_FUNC_EMC_TEST0_DLL,
+	PMUX_FUNC_EMC_TEST1_DLL,
+	PMUX_FUNC_GMI,
+	PMUX_FUNC_GMI_INT,
+	PMUX_FUNC_HDMI,
+	PMUX_FUNC_I2C,
+	PMUX_FUNC_I2C2,
+	PMUX_FUNC_I2C3,
+	PMUX_FUNC_IDE,
+	PMUX_FUNC_KBC,
+	PMUX_FUNC_MIO,
+	PMUX_FUNC_MIPI_HS,
+	PMUX_FUNC_NAND,
+	PMUX_FUNC_OSC,
+	PMUX_FUNC_OWR,
+	PMUX_FUNC_PCIE,
+	PMUX_FUNC_PLLA_OUT,
+	PMUX_FUNC_PLLC_OUT1,
+	PMUX_FUNC_PLLM_OUT1,
+	PMUX_FUNC_PLLP_OUT2,
+	PMUX_FUNC_PLLP_OUT3,
+	PMUX_FUNC_PLLP_OUT4,
+	PMUX_FUNC_PWM,
+	PMUX_FUNC_PWR_INTR,
+	PMUX_FUNC_PWR_ON,
+	PMUX_FUNC_RTCK,
+	PMUX_FUNC_SDIO1,
+	PMUX_FUNC_SDIO2,
+	PMUX_FUNC_SDIO3,
+	PMUX_FUNC_SDIO4,
+	PMUX_FUNC_SFLASH,
+	PMUX_FUNC_SPDIF,
+	PMUX_FUNC_SPI1,
+	PMUX_FUNC_SPI2,
+	PMUX_FUNC_SPI2_ALT,
+	PMUX_FUNC_SPI3,
+	PMUX_FUNC_SPI4,
+	PMUX_FUNC_TRACE,
+	PMUX_FUNC_TWC,
+	PMUX_FUNC_UARTA,
+	PMUX_FUNC_UARTB,
+	PMUX_FUNC_UARTC,
+	PMUX_FUNC_UARTD,
+	PMUX_FUNC_UARTE,
+	PMUX_FUNC_ULPI,
+	PMUX_FUNC_VI,
+	PMUX_FUNC_VI_SENSOR_CLK,
+	PMUX_FUNC_XIO,
+	PMUX_FUNC_RSVD1,
+	PMUX_FUNC_RSVD2,
+	PMUX_FUNC_RSVD3,
+	PMUX_FUNC_RSVD4,
+	PMUX_FUNC_COUNT,
+};
+
+#define TEGRA_PMX_SOC_DRV_GROUP_BASE_REG 0x868
+#include <asm/arch-tegra/pinmux.h>
+
+#endif /* _TEGRA20_PINMUX_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/pmu.h

@@ -0,0 +1,14 @@
+/*
+ *  (C) Copyright 2010,2011
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _ARCH_PMU_H_
+#define _ARCH_PMU_H_
+
+/* Set core and CPU voltages to nominal levels */
+int pmu_set_nominal(void);
+
+#endif	/* _ARCH_PMU_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/powergate.h

@@ -0,0 +1,6 @@
+#ifndef _TEGRA20_POWERGATE_H_
+#define _TEGRA20_POWERGATE_H_
+
+#include <asm/arch-tegra/powergate.h>
+
+#endif /* _TEGRA20_POWERGATE_H_ */

u-boot/arch/arm/include/asm/arch-tegra20/pwm.h

@@ -0,0 +1,14 @@
+/*
+ * Tegra pulse width frequency modulator definitions
+ *
+ * Copyright (c) 2011 The Chromium OS Authors.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_TEGRA20_PWM_H
+#define __ASM_ARCH_TEGRA20_PWM_H
+
+#include <asm/arch-tegra/pwm.h>
+
+#endif	/* __ASM_ARCH_TEGRA20_PWM_H */

u-boot/arch/arm/include/asm/arch-tegra20/sdram_param.h

@@ -0,0 +1,132 @@
+/*
+ *  (C) Copyright 2010, 2011
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _SDRAM_PARAM_H_
+#define _SDRAM_PARAM_H_
+
+/*
+ * Defines the number of 32-bit words provided in each set of SDRAM parameters
+ * for arbitration configuration data.
+ */
+#define BCT_SDRAM_ARB_CONFIG_WORDS 27
+
+enum memory_type {
+	MEMORY_TYPE_NONE = 0,
+	MEMORY_TYPE_DDR,
+	MEMORY_TYPE_LPDDR,
+	MEMORY_TYPE_DDR2,
+	MEMORY_TYPE_LPDDR2,
+	MEMORY_TYPE_NUM,
+	MEMORY_TYPE_FORCE32 = 0x7FFFFFFF
+};
+
+/* Defines the SDRAM parameter structure */
+struct sdram_params {
+	enum memory_type memory_type;
+	u32 pllm_charge_pump_setup_control;
+	u32 pllm_loop_filter_setup_control;
+	u32 pllm_input_divider;
+	u32 pllm_feedback_divider;
+	u32 pllm_post_divider;
+	u32 pllm_stable_time;
+	u32 emc_clock_divider;
+	u32 emc_auto_cal_interval;
+	u32 emc_auto_cal_config;
+	u32 emc_auto_cal_wait;
+	u32 emc_pin_program_wait;
+	u32 emc_rc;
+	u32 emc_rfc;
+	u32 emc_ras;
+	u32 emc_rp;
+	u32 emc_r2w;
+	u32 emc_w2r;
+	u32 emc_r2p;
+	u32 emc_w2p;
+	u32 emc_rd_rcd;
+	u32 emc_wr_rcd;
+	u32 emc_rrd;
+	u32 emc_rext;
+	u32 emc_wdv;
+	u32 emc_quse;
+	u32 emc_qrst;
+	u32 emc_qsafe;
+	u32 emc_rdv;
+	u32 emc_refresh;
+	u32 emc_burst_refresh_num;
+	u32 emc_pdex2wr;
+	u32 emc_pdex2rd;
+	u32 emc_pchg2pden;
+	u32 emc_act2pden;
+	u32 emc_ar2pden;
+	u32 emc_rw2pden;
+	u32 emc_txsr;
+	u32 emc_tcke;
+	u32 emc_tfaw;
+	u32 emc_trpab;
+	u32 emc_tclkstable;
+	u32 emc_tclkstop;
+	u32 emc_trefbw;
+	u32 emc_quseextra;
+	u32 emc_fbioc_fg1;
+	u32 emc_fbio_dqsib_dly;
+	u32 emc_fbio_dqsib_dly_msb;
+	u32 emc_fbio_quse_dly;
+	u32 emc_fbio_quse_dly_msb;
+	u32 emc_fbio_cfg5;
+	u32 emc_fbio_cfg6;
+	u32 emc_fbio_spare;
+	u32 emc_mrs;
+	u32 emc_emrs;
+	u32 emc_mrw1;
+	u32 emc_mrw2;
+	u32 emc_mrw3;
+	u32 emc_mrw_reset_command;
+	u32 emc_mrw_reset_init_wait;
+	u32 emc_adr_cfg;
+	u32 emc_adr_cfg1;
+	u32 emc_emem_cfg;
+	u32 emc_low_latency_config;
+	u32 emc_cfg;
+	u32 emc_cfg2;
+	u32 emc_dbg;
+	u32 ahb_arbitration_xbar_ctrl;
+	u32 emc_cfg_dig_dll;
+	u32 emc_dll_xform_dqs;
+	u32 emc_dll_xform_quse;
+	u32 warm_boot_wait;
+	u32 emc_ctt_term_ctrl;
+	u32 emc_odt_write;
+	u32 emc_odt_read;
+	u32 emc_zcal_ref_cnt;
+	u32 emc_zcal_wait_cnt;
+	u32 emc_zcal_mrw_cmd;
+	u32 emc_mrs_reset_dll;
+	u32 emc_mrw_zq_init_dev0;
+	u32 emc_mrw_zq_init_dev1;
+	u32 emc_mrw_zq_init_wait;
+	u32 emc_mrs_reset_dll_wait;
+	u32 emc_emrs_emr2;
+	u32 emc_emrs_emr3;
+	u32 emc_emrs_ddr2_dll_enable;
+	u32 emc_mrs_ddr2_dll_reset;
+	u32 emc_emrs_ddr2_ocd_calib;
+	u32 emc_edr2_wait;
+	u32 emc_cfg_clktrim0;
+	u32 emc_cfg_clktrim1;
+	u32 emc_cfg_clktrim2;
+	u32 pmc_ddr_pwr;
+	u32 apb_misc_gp_xm2cfga_padctrl;
+	u32 apb_misc_gp_xm2cfgc_padctrl;
+	u32 apb_misc_gp_xm2cfgc_padctrl2;
+	u32 apb_misc_gp_xm2cfgd_padctrl;
+	u32 apb_misc_gp_xm2cfgd_padctrl2;
+	u32 apb_misc_gp_xm2clkcfg_padctrl;
+	u32 apb_misc_gp_xm2comp_padctrl;
+	u32 apb_misc_gp_xm2vttgen_padctrl;
+	u32 arbitration_config[BCT_SDRAM_ARB_CONFIG_WORDS];
+};
+#endif

u-boot/arch/arm/include/asm/arch-tegra20/tegra.h

@@ -0,0 +1,22 @@
+/*
+ * (C) Copyright 2010,2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _TEGRA20_H_
+#define _TEGRA20_H_
+
+#define NV_PA_SDRAM_BASE	0x00000000
+#define NV_PA_MC_BASE		0x7000F000
+
+#include <asm/arch-tegra/tegra.h>
+
+#define TEGRA_USB1_BASE		0xC5000000
+
+#define BCT_ODMDATA_OFFSET	4068	/* 12 bytes from end of BCT */
+
+#define MAX_NUM_CPU		2
+
+#endif	/* TEGRA20_H */