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/drivers/usb/musb/am35x.h

@@ -0,0 +1,82 @@
+/*
+ * am35x.h - TI's AM35x platform specific usb wrapper definitions.
+ *
+ * Author: Ajay Kumar Gupta <ajay.gupta@ti.com>
+ *
+ * Based on drivers/usb/musb/da8xx.h
+ *
+ * Copyright (c) 2010 Texas Instruments Incorporated
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __AM35X_USB_H__
+#define __AM35X_USB_H__
+
+#include <asm/arch/am35x_def.h>
+#include "musb_core.h"
+
+/* Base address of musb wrapper */
+#define AM35X_USB_OTG_BASE	0x5C040000
+
+/* Base address of musb core */
+#define AM35X_USB_OTG_CORE_BASE	(AM35X_USB_OTG_BASE + 0x400)
+
+/* Timeout for AM35x usb module */
+#define AM35X_USB_OTG_TIMEOUT	0x3FFFFFF
+
+/*
+ * AM35x platform USB wrapper register overlay.
+ */
+struct am35x_usb_regs {
+	u32	revision;
+	u32	control;
+	u32	status;
+	u32	emulation;
+	u32	reserved0[1];
+	u32	autoreq;
+	u32	srpfixtime;
+	u32	ep_intsrc;
+	u32	ep_intsrcset;
+	u32	ep_intsrcclr;
+	u32	ep_intmsk;
+	u32	ep_intmskset;
+	u32	ep_intmskclr;
+	u32	ep_intsrcmsked;
+	u32	reserved1[1];
+	u32	core_intsrc;
+	u32	core_intsrcset;
+	u32	core_intsrcclr;
+	u32	core_intmsk;
+	u32	core_intmskset;
+	u32	core_intmskclr;
+	u32	core_intsrcmsked;
+	u32	reserved2[1];
+	u32	eoi;
+	u32	mop_sop_en;
+	u32	reserved3[2];
+	u32	txmode;
+	u32	rxmode;
+	u32	epcount_mode;
+};
+
+#define am35x_usb_regs ((struct am35x_usb_regs *)AM35X_USB_OTG_BASE)
+
+/* USB 2.0 PHY Control */
+#define DEVCONF2_PHY_GPIOMODE	(1 << 23)
+#define DEVCONF2_OTGMODE	(3 << 14)
+#define DEVCONF2_SESENDEN	(1 << 13)       /* Vsess_end comparator */
+#define DEVCONF2_VBDTCTEN	(1 << 12)       /* Vbus comparator */
+#define DEVCONF2_REFFREQ_24MHZ	(2 << 8)
+#define DEVCONF2_REFFREQ_26MHZ	(7 << 8)
+#define DEVCONF2_REFFREQ_13MHZ	(6 << 8)
+#define DEVCONF2_REFFREQ	(0xf << 8)
+#define DEVCONF2_PHYCKGD	(1 << 7)
+#define DEVCONF2_VBUSSENSE	(1 << 6)
+#define DEVCONF2_PHY_PLLON	(1 << 5)        /* override PLL suspend */
+#define DEVCONF2_RESET		(1 << 4)
+#define DEVCONF2_PHYPWRDN	(1 << 3)
+#define DEVCONF2_OTGPWRDN	(1 << 2)
+#define DEVCONF2_DATPOL		(1 << 1)
+
+#endif	/* __AM35X_USB_H__ */