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/ti-common/davinci_nand.h

@@ -0,0 +1,100 @@
+/*
+ * NAND Flash Driver
+ *
+ * Copyright (C) 2006-2014 Texas Instruments.
+ *
+ * Based on Linux DaVinci NAND driver by TI.
+ */
+
+#ifndef _DAVINCI_NAND_H_
+#define _DAVINCI_NAND_H_
+
+#include <linux/mtd/nand.h>
+#include <asm/arch/hardware.h>
+
+#define NAND_READ_START  	0x00
+#define NAND_READ_END    	0x30
+#define NAND_STATUS      	0x70
+
+#define MASK_CLE		0x10
+#define MASK_ALE		0x08
+
+#ifdef CONFIG_SYS_NAND_MASK_CLE
+#undef MASK_CLE
+#define MASK_CLE CONFIG_SYS_NAND_MASK_CLE
+#endif
+#ifdef CONFIG_SYS_NAND_MASK_ALE
+#undef MASK_ALE
+#define MASK_ALE CONFIG_SYS_NAND_MASK_ALE
+#endif
+
+struct davinci_emif_regs {
+	uint32_t	ercsr;
+	uint32_t	awccr;
+	uint32_t	sdbcr;
+	uint32_t	sdrcr;
+	union {
+		uint32_t abncr[4];
+		struct {
+			uint32_t ab1cr;
+			uint32_t ab2cr;
+			uint32_t ab3cr;
+			uint32_t ab4cr;
+		};
+	};
+	uint32_t	sdtimr;
+	uint32_t	ddrsr;
+	uint32_t	ddrphycr;
+	uint32_t	ddrphysr;
+	uint32_t	totar;
+	uint32_t	totactr;
+	uint32_t	ddrphyid_rev;
+	uint32_t	sdsretr;
+	uint32_t	eirr;
+	uint32_t	eimr;
+	uint32_t	eimsr;
+	uint32_t	eimcr;
+	uint32_t	ioctrlr;
+	uint32_t	iostatr;
+	uint32_t	rsvd0;
+	uint32_t	one_nand_cr;
+	uint32_t	nandfcr;
+	uint32_t	nandfsr;
+	uint32_t	rsvd1[2];
+	uint32_t	nandfecc[4];
+	uint32_t	rsvd2[15];
+	uint32_t	nand4biteccload;
+	uint32_t	nand4bitecc[4];
+	uint32_t	nanderradd1;
+	uint32_t	nanderradd2;
+	uint32_t	nanderrval1;
+	uint32_t	nanderrval2;
+};
+
+#define davinci_emif_regs \
+	((struct davinci_emif_regs *)DAVINCI_ASYNC_EMIF_CNTRL_BASE)
+
+#define DAVINCI_NANDFCR_NAND_ENABLE(n)			(1 << ((n) - 2))
+#define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK		(3 << 4)
+#define DAVINCI_NANDFCR_4BIT_ECC_SEL(n)			(((n) - 2) << 4)
+#define DAVINCI_NANDFCR_1BIT_ECC_START(n)		(1 << (8 + ((n) - 2)))
+#define DAVINCI_NANDFCR_4BIT_ECC_START			(1 << 12)
+#define DAVINCI_NANDFCR_4BIT_CALC_START			(1 << 13)
+#define DAVINCI_NANDFCR_CS2NAND				(1 << 0)
+
+/* Chip Select setup */
+#define DAVINCI_ABCR_STROBE_SELECT			(1 << 31)
+#define DAVINCI_ABCR_EXT_WAIT				(1 << 30)
+#define DAVINCI_ABCR_WSETUP(n)				(n << 26)
+#define DAVINCI_ABCR_WSTROBE(n)				(n << 20)
+#define DAVINCI_ABCR_WHOLD(n)				(n << 17)
+#define DAVINCI_ABCR_RSETUP(n)				(n << 13)
+#define DAVINCI_ABCR_RSTROBE(n)				(n << 7)
+#define DAVINCI_ABCR_RHOLD(n)				(n << 4)
+#define DAVINCI_ABCR_TA(n)				(n << 2)
+#define DAVINCI_ABCR_ASIZE_16BIT			1
+#define DAVINCI_ABCR_ASIZE_8BIT				0
+
+void davinci_nand_init(struct nand_chip *nand);
+
+#endif

u-boot/arch/arm/include/asm/ti-common/keystone_nav.h

@@ -0,0 +1,191 @@
+/*
+ * Multicore Navigator definitions
+ *
+ * (C) Copyright 2012-2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _KEYSTONE_NAV_H_
+#define _KEYSTONE_NAV_H_
+
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+#define QM_OK                    0
+#define QM_ERR                  -1
+#define QM_DESC_TYPE_HOST        0
+#define QM_DESC_PSINFO_IN_DESCR  0
+#define QM_DESC_DEFAULT_DESCINFO    (QM_DESC_TYPE_HOST << 30) | \
+					(QM_DESC_PSINFO_IN_DESCR << 22)
+
+/* Packet Info */
+#define QM_DESC_PINFO_EPIB              1
+#define QM_DESC_PINFO_RETURN_OWN        1
+#define QM_DESC_DEFAULT_PINFO           (QM_DESC_PINFO_EPIB << 31) | \
+					(QM_DESC_PINFO_RETURN_OWN << 15)
+
+struct qm_cfg_reg {
+	u32	revision;
+	u32	__pad1;
+	u32	divert;
+	u32	link_ram_base0;
+	u32	link_ram_size0;
+	u32	link_ram_base1;
+	u32	link_ram_size1;
+	u32	link_ram_base2;
+	u32	starvation[0];
+};
+
+struct	descr_mem_setup_reg {
+	u32	base_addr;
+	u32	start_idx;
+	u32	desc_reg_size;
+	u32	_res0;
+};
+
+struct qm_reg_queue {
+	u32	entry_count;
+	u32	byte_count;
+	u32	packet_size;
+	u32	ptr_size_thresh;
+};
+
+struct qm_config {
+	/* QM module addresses */
+	u32	stat_cfg;	/* status and config		*/
+	struct qm_reg_queue *queue;	/* management region	*/
+	u32	mngr_vbusm;	/* management region (VBUSM)	*/
+	u32	i_lram;		/* internal linking RAM		*/
+	struct qm_reg_queue *proxy;
+	u32	status_ram;
+	struct qm_cfg_reg *mngr_cfg;
+				/* Queue manager config region	*/
+	u32	intd_cfg;	/* QMSS INTD config region	*/
+	struct	descr_mem_setup_reg *desc_mem;
+				/* descritor memory setup region*/
+	u32	region_num;
+	u32	pdsp_cmd;	/* PDSP1 command interface	*/
+	u32	pdsp_ctl;	/* PDSP1 control registers	*/
+	u32	pdsp_iram;
+	/* QM configuration parameters */
+
+	u32	qpool_num;	/* */
+};
+
+struct qm_host_desc {
+	u32 desc_info;
+	u32 tag_info;
+	u32 packet_info;
+	u32 buff_len;
+	u32 buff_ptr;
+	u32 next_bdptr;
+	u32 orig_buff_len;
+	u32 orig_buff_ptr;
+	u32 timestamp;
+	u32 swinfo[3];
+	u32 ps_data[20];
+};
+
+#define HDESC_NUM        256
+
+int	qm_init(void);
+void	qm_close(void);
+void	qm_push(struct qm_host_desc *hd, u32 qnum);
+struct qm_host_desc *qm_pop(u32 qnum);
+
+void	qm_buff_push(struct qm_host_desc *hd, u32 qnum,
+		     void *buff_ptr, u32 buff_len);
+
+struct	qm_host_desc *qm_pop_from_free_pool(void);
+void	queue_close(u32 qnum);
+
+/*
+ * DMA API
+ */
+#define CPDMA_REG_VAL_MAKE_RX_FLOW_A(einfo, psinfo, rxerr, desc, \
+				     psloc, sopoff, qmgr, qnum) \
+	(((einfo & 1) << 30)  | \
+	 ((psinfo & 1) << 29) | \
+	 ((rxerr & 1) << 28)  | \
+	 ((desc & 3) << 26)   | \
+	 ((psloc & 1) << 25)  | \
+	 ((sopoff & 0x1ff) << 16) | \
+	 ((qmgr & 3) << 12)   | \
+	 ((qnum & 0xfff) << 0))
+
+#define CPDMA_REG_VAL_MAKE_RX_FLOW_D(fd0qm, fd0qnum, fd1qm, fd1qnum) \
+	(((fd0qm & 3) << 28)  | \
+	 ((fd0qnum & 0xfff) << 16) | \
+	 ((fd1qm & 3) << 12)  | \
+	 ((fd1qnum & 0xfff) <<  0))
+
+#define CPDMA_CHAN_A_ENABLE ((u32)1 << 31)
+#define CPDMA_CHAN_A_TDOWN  (1 << 30)
+#define TDOWN_TIMEOUT_COUNT  100
+
+struct global_ctl_regs {
+	u32	revision;
+	u32	perf_control;
+	u32	emulation_control;
+	u32	priority_control;
+	u32	qm_base_addr[4];
+};
+
+struct tx_chan_regs {
+	u32	cfg_a;
+	u32	cfg_b;
+	u32	res[6];
+};
+
+struct rx_chan_regs {
+	u32	cfg_a;
+	u32	res[7];
+};
+
+struct rx_flow_regs {
+	u32	control;
+	u32	tags;
+	u32	tag_sel;
+	u32	fdq_sel[2];
+	u32	thresh[3];
+};
+
+struct pktdma_cfg {
+	struct global_ctl_regs	*global;
+	struct tx_chan_regs	*tx_ch;
+	u32			tx_ch_num;
+	struct rx_chan_regs	*rx_ch;
+	u32			rx_ch_num;
+	u32			*tx_sched;
+	struct rx_flow_regs	*rx_flows;
+	u32			rx_flow_num;
+
+	u32			rx_free_q;
+	u32			rx_rcv_q;
+	u32			tx_snd_q;
+
+	u32			rx_flow; /* flow that is used for RX */
+};
+
+extern struct pktdma_cfg netcp_pktdma;
+
+/*
+ * packet dma user allocates memory for rx buffers
+ * and describe it in the following structure
+ */
+struct rx_buff_desc {
+	u8	*buff_ptr;
+	u32	num_buffs;
+	u32	buff_len;
+	u32	rx_flow;
+};
+
+int ksnav_close(struct pktdma_cfg *pktdma);
+int ksnav_init(struct pktdma_cfg *pktdma, struct rx_buff_desc *rx_buffers);
+int ksnav_send(struct pktdma_cfg *pktdma, u32 *pkt, int num_bytes, u32 swinfo2);
+void *ksnav_recv(struct pktdma_cfg *pktdma, u32 **pkt, int *num_bytes);
+void ksnav_release_rxhd(struct pktdma_cfg *pktdma, void *hd);
+
+#endif  /* _KEYSTONE_NAV_H_ */

u-boot/arch/arm/include/asm/ti-common/keystone_net.h

@@ -0,0 +1,260 @@
+/*
+ * emac definitions for keystone2 devices
+ *
+ * (C) Copyright 2012-2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _KEYSTONE_NET_H_
+#define _KEYSTONE_NET_H_
+
+#include <asm/io.h>
+#include <phy.h>
+
+/* EMAC */
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define GBETH_BASE			(CONFIG_KSNET_NETCP_BASE + 0x00090000)
+#define EMAC_EMACSL_BASE_ADDR		(GBETH_BASE + 0x900)
+#define EMAC_MDIO_BASE_ADDR		(GBETH_BASE + 0x300)
+#define EMAC_SGMII_BASE_ADDR		(GBETH_BASE + 0x100)
+#define DEVICE_EMACSL_BASE(x)		(EMAC_EMACSL_BASE_ADDR + (x) * 0x040)
+
+/* Register offsets */
+#define CPGMACSL_REG_CTL		0x04
+#define CPGMACSL_REG_STATUS		0x08
+#define CPGMACSL_REG_RESET		0x0c
+#define CPGMACSL_REG_MAXLEN		0x10
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define GBETH_BASE			(CONFIG_KSNET_NETCP_BASE + 0x00200000)
+#define CPGMACSL_REG_RX_PRI_MAP		0x020
+#define EMAC_EMACSL_BASE_ADDR		(GBETH_BASE + 0x22000)
+#define EMAC_MDIO_BASE_ADDR		(GBETH_BASE + 0x00f00)
+#define EMAC_SGMII_BASE_ADDR		(GBETH_BASE + 0x00100)
+#define DEVICE_EMACSL_BASE(x)		(EMAC_EMACSL_BASE_ADDR + (x) * 0x1000)
+
+/* Register offsets */
+#define CPGMACSL_REG_CTL		0x330
+#define CPGMACSL_REG_STATUS		0x334
+#define CPGMACSL_REG_RESET		0x338
+#define CPGMACSL_REG_MAXLEN		0x024
+
+#endif
+
+#define KEYSTONE2_EMAC_GIG_ENABLE
+
+#define MAC_ID_BASE_ADDR		CONFIG_KSNET_MAC_ID_BASE
+
+/* MDIO module input frequency */
+#ifdef CONFIG_SOC_K2G
+#define EMAC_MDIO_BUS_FREQ		(clk_get_rate(sys_clk0_3_clk))
+#else
+#define EMAC_MDIO_BUS_FREQ		(clk_get_rate(pass_pll_clk))
+#endif
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ		2500000	/* 2.5 MHz */
+
+/* MII Status Register */
+#define MII_STATUS_REG			1
+#define MII_STATUS_LINK_MASK		0x4
+
+#define MDIO_CONTROL_IDLE		0x80000000
+#define MDIO_CONTROL_ENABLE		0x40000000
+#define MDIO_CONTROL_FAULT_ENABLE	0x40000
+#define MDIO_CONTROL_FAULT		0x80000
+#define MDIO_USERACCESS0_GO		0x80000000
+#define MDIO_USERACCESS0_WRITE_READ	0x0
+#define MDIO_USERACCESS0_WRITE_WRITE	0x40000000
+#define MDIO_USERACCESS0_ACK		0x20000000
+
+#define EMAC_MACCONTROL_MIIEN_ENABLE		0x20
+#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE	0x1
+#define EMAC_MACCONTROL_GIGABIT_ENABLE		BIT(7)
+#define EMAC_MACCONTROL_GIGFORCE		BIT(17)
+#define EMAC_MACCONTROL_RMIISPEED_100		BIT(15)
+
+#define EMAC_MIN_ETHERNET_PKT_SIZE		60
+
+struct mac_sl_cfg {
+	u_int32_t max_rx_len;	/* Maximum receive packet length. */
+	u_int32_t ctl;		/* Control bitfield */
+};
+
+/**
+ * Definition: Control bitfields used in the ctl field of mac_sl_cfg
+ */
+#define GMACSL_RX_ENABLE_RCV_CONTROL_FRAMES	BIT(24)
+#define GMACSL_RX_ENABLE_RCV_SHORT_FRAMES	BIT(23)
+#define GMACSL_RX_ENABLE_RCV_ERROR_FRAMES	BIT(22)
+#define GMACSL_RX_ENABLE_EXT_CTL		BIT(18)
+#define GMACSL_RX_ENABLE_GIG_FORCE		BIT(17)
+#define GMACSL_RX_ENABLE_IFCTL_B		BIT(16)
+#define GMACSL_RX_ENABLE_IFCTL_A		BIT(15)
+#define GMACSL_RX_ENABLE_CMD_IDLE		BIT(11)
+#define GMACSL_TX_ENABLE_SHORT_GAP		BIT(10)
+#define GMACSL_ENABLE_GIG_MODE			BIT(7)
+#define GMACSL_TX_ENABLE_PACE			BIT(6)
+#define GMACSL_ENABLE				BIT(5)
+#define GMACSL_TX_ENABLE_FLOW_CTL		BIT(4)
+#define GMACSL_RX_ENABLE_FLOW_CTL		BIT(3)
+#define GMACSL_ENABLE_LOOPBACK			BIT(1)
+#define GMACSL_ENABLE_FULL_DUPLEX		BIT(0)
+
+/* EMAC SL function return values */
+#define GMACSL_RET_OK				0
+#define GMACSL_RET_INVALID_PORT			-1
+#define GMACSL_RET_WARN_RESET_INCOMPLETE	-2
+#define GMACSL_RET_WARN_MAXLEN_TOO_BIG		-3
+#define GMACSL_RET_CONFIG_FAIL_RESET_ACTIVE	-4
+
+/* EMAC SL register definitions */
+#define DEVICE_EMACSL_RESET_POLL_COUNT		100
+
+/* Soft reset register values */
+#define CPGMAC_REG_RESET_VAL_RESET_MASK		BIT(0)
+#define CPGMAC_REG_RESET_VAL_RESET		BIT(0)
+#define CPGMAC_REG_MAXLEN_LEN			0x3fff
+
+/* CPSW */
+/* Control bitfields */
+#define CPSW_CTL_P2_PASS_PRI_TAGGED		BIT(5)
+#define CPSW_CTL_P1_PASS_PRI_TAGGED		BIT(4)
+#define CPSW_CTL_P0_PASS_PRI_TAGGED		BIT(3)
+#define CPSW_CTL_P0_ENABLE			BIT(2)
+#define CPSW_CTL_VLAN_AWARE			BIT(1)
+#define CPSW_CTL_FIFO_LOOPBACK			BIT(0)
+
+#define DEVICE_CPSW_NUM_PORTS			CONFIG_KSNET_CPSW_NUM_PORTS
+#define DEVICE_N_GMACSL_PORTS			(DEVICE_CPSW_NUM_PORTS - 1)
+
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define DEVICE_CPSW_BASE			(GBETH_BASE + 0x800)
+#define CPSW_REG_CTL				0x004
+#define CPSW_REG_STAT_PORT_EN			0x00c
+#define CPSW_REG_MAXLEN				0x040
+#define CPSW_REG_ALE_CONTROL			0x608
+#define CPSW_REG_ALE_PORTCTL(x)			(0x640 + (x) * 4)
+#define CPSW_REG_VAL_STAT_ENABLE_ALL		0xf
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define DEVICE_CPSW_BASE			(GBETH_BASE + 0x20000)
+#define CPSW_REG_CTL				0x00004
+#define CPSW_REG_STAT_PORT_EN			0x00014
+#define CPSW_REG_MAXLEN				0x01024
+#define CPSW_REG_ALE_CONTROL			0x1e008
+#define CPSW_REG_ALE_PORTCTL(x)			(0x1e040 + (x) * 4)
+#define CPSW_REG_VAL_STAT_ENABLE_ALL		0x1ff
+
+#endif
+
+#define CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE	((u_int32_t)0xc0000000)
+#define CPSW_REG_VAL_ALE_CTL_BYPASS		((u_int32_t)0x00000010)
+#define CPSW_REG_VAL_PORTCTL_FORWARD_MODE	0x3
+
+#define target_get_switch_ctl()			CPSW_CTL_P0_ENABLE
+#define SWITCH_MAX_PKT_SIZE			9000
+
+/* SGMII */
+#define SGMII_REG_STATUS_LOCK			BIT(4)
+#define SGMII_REG_STATUS_LINK			BIT(0)
+#define SGMII_REG_STATUS_AUTONEG		BIT(2)
+#define SGMII_REG_CONTROL_AUTONEG		BIT(0)
+#define SGMII_REG_CONTROL_MASTER		BIT(5)
+#define SGMII_REG_MR_ADV_ENABLE			BIT(0)
+#define SGMII_REG_MR_ADV_LINK			BIT(15)
+#define SGMII_REG_MR_ADV_FULL_DUPLEX		BIT(12)
+#define SGMII_REG_MR_ADV_GIG_MODE		BIT(11)
+
+#define SGMII_LINK_MAC_MAC_AUTONEG		0
+#define SGMII_LINK_MAC_PHY			1
+#define SGMII_LINK_MAC_MAC_FORCED		2
+#define SGMII_LINK_MAC_FIBER			3
+#define SGMII_LINK_MAC_PHY_FORCED		4
+
+#ifdef CONFIG_KSNET_NETCP_V1_0
+#define SGMII_OFFSET(x)		((x <= 1) ? (x * 0x100) : ((x * 0x100) + 0x100))
+#elif defined CONFIG_KSNET_NETCP_V1_5
+#define SGMII_OFFSET(x)		((x) * 0x100)
+#endif
+
+#define SGMII_IDVER_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x000)
+#define SGMII_SRESET_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x004)
+#define SGMII_CTL_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x010)
+#define SGMII_STATUS_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x014)
+#define SGMII_MRADV_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x018)
+#define SGMII_LPADV_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x020)
+#define SGMII_TXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x030)
+#define SGMII_RXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x034)
+#define SGMII_AUXCFG_REG(x)	(EMAC_SGMII_BASE_ADDR + SGMII_OFFSET(x) + 0x038)
+
+/* RGMII */
+#define RGMII_REG_STATUS_LINK		BIT(0)
+
+#define RGMII_STATUS_REG		(GBETH_BASE + 0x18)
+
+/* PSS */
+#ifdef CONFIG_KSNET_NETCP_V1_0
+
+#define DEVICE_PSTREAM_CFG_REG_ADDR	(CONFIG_KSNET_NETCP_BASE + 0x604)
+#define DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI	0x06060606
+#define hw_config_streaming_switch()\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI, DEVICE_PSTREAM_CFG_REG_ADDR);
+
+#elif defined CONFIG_KSNET_NETCP_V1_5
+
+#define DEVICE_PSTREAM_CFG_REG_ADDR	(CONFIG_KSNET_NETCP_BASE + 0x500)
+#define DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI	0x0
+
+#define hw_config_streaming_switch()\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+4);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+8);\
+	writel(DEVICE_PSTREAM_CFG_VAL_ROUTE_CPPI,\
+	       DEVICE_PSTREAM_CFG_REG_ADDR+12);
+
+#endif
+
+/* EMAC MDIO Registers Structure */
+struct mdio_regs {
+	u32 version;
+	u32 control;
+	u32 alive;
+	u32 link;
+	u32 linkintraw;
+	u32 linkintmasked;
+	u32 rsvd0[2];
+	u32 userintraw;
+	u32 userintmasked;
+	u32 userintmaskset;
+	u32 userintmaskclear;
+	u32 rsvd1[20];
+	u32 useraccess0;
+	u32 userphysel0;
+	u32 useraccess1;
+	u32 userphysel1;
+};
+
+struct eth_priv_t {
+	char int_name[32];
+	int rx_flow;
+	int phy_addr;
+	int slave_port;
+	int sgmii_link_type;
+	phy_interface_t phy_if;
+	struct phy_device *phy_dev;
+};
+
+int keystone2_emac_initialize(struct eth_priv_t *eth_priv);
+void sgmii_serdes_setup_156p25mhz(void);
+void sgmii_serdes_shutdown(void);
+
+#endif  /* _KEYSTONE_NET_H_ */

u-boot/arch/arm/include/asm/ti-common/keystone_serdes.h

@@ -0,0 +1,55 @@
+/*
+ * Texas Instruments Keystone SerDes driver
+ *
+ * (C) Copyright 2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __TI_KEYSTONE_SERDES_H__
+#define __TI_KEYSTONE_SERDES_H__
+
+/* SERDES Reference clock */
+enum ks2_serdes_clock {
+	SERDES_CLOCK_100M,		/* 100 MHz */
+	SERDES_CLOCK_122P88M,		/* 122.88 MHz */
+	SERDES_CLOCK_125M,		/* 125 MHz */
+	SERDES_CLOCK_156P25M,		/* 156.25 MHz */
+	SERDES_CLOCK_312P5M,		/* 312.5 MHz */
+};
+
+/* SERDES Lane Baud Rate */
+enum ks2_serdes_rate {
+	SERDES_RATE_4P9152G,		/* 4.9152 GBaud */
+	SERDES_RATE_5G,			/* 5 GBaud */
+	SERDES_RATE_6P144G,		/* 6.144 GBaud */
+	SERDES_RATE_6P25G,		/* 6.25 GBaud */
+	SERDES_RATE_10p3125g,		/* 10.3215 GBaud */
+	SERDES_RATE_12p5g,		/* 12.5 GBaud */
+};
+
+/* SERDES Lane Rate Mode */
+enum ks2_serdes_rate_mode {
+	SERDES_FULL_RATE,
+	SERDES_HALF_RATE,
+	SERDES_QUARTER_RATE,
+};
+
+/* SERDES PHY TYPE */
+enum ks2_serdes_interface {
+	SERDES_PHY_SGMII,
+	SERDES_PHY_PCSR,		/* XGE SERDES */
+};
+
+struct ks2_serdes {
+	enum ks2_serdes_clock clk;
+	enum ks2_serdes_rate rate;
+	enum ks2_serdes_rate_mode rate_mode;
+	enum ks2_serdes_interface intf;
+	u32 loopback;
+};
+
+int ks2_serdes_init(u32 base, struct ks2_serdes *serdes, u32 num_lanes);
+
+#endif /* __TI_KEYSTONE_SERDES_H__ */

u-boot/arch/arm/include/asm/ti-common/sys_proto.h

@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2014
+ * Texas Instruments, <www.ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#ifndef _TI_COMMON_SYS_PROTO_H_
+#define _TI_COMMON_SYS_PROTO_H_
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_OMAP_COMMON
+#define TI_ARMV7_DRAM_ADDR_SPACE_START	0x80000000
+#define TI_ARMV7_DRAM_ADDR_SPACE_END	0xFFFFFFFF
+
+#define OMAP_INIT_CONTEXT_SPL			0
+#define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR	1
+#define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL	2
+#define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH	3
+
+static inline u32 running_from_sdram(void)
+{
+	u32 pc;
+	asm volatile ("mov %0, pc" : "=r" (pc));
+	return ((pc >= TI_ARMV7_DRAM_ADDR_SPACE_START) &&
+	    (pc < TI_ARMV7_DRAM_ADDR_SPACE_END));
+}
+
+static inline u8 uboot_loaded_by_spl(void)
+{
+	/*
+	 * u-boot can be running from sdram either because of configuration
+	 * Header or by SPL. If because of CH, then the romcode sets the
+	 * CHSETTINGS executed bit to true in the boot parameter structure that
+	 * it passes to the bootloader.This parameter is stored in the ch_flags
+	 * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
+	 * mandatory section if CH is present.
+	 */
+	if (gd->arch.omap_ch_flags & CH_FLAGS_CHSETTINGS)
+		return 0;
+	else
+		return running_from_sdram();
+}
+
+/*
+ * The basic hardware init of OMAP(s_init()) can happen in 4
+ * different contexts:
+ *  1. SPL running from SRAM
+ *  2. U-Boot running from FLASH
+ *  3. Non-XIP U-Boot loaded to SDRAM by SPL
+ *  4. Non-XIP U-Boot loaded to SDRAM by ROM code using the
+ *     Configuration Header feature
+ *
+ * This function finds this context.
+ * Defining as inline may help in compiling out unused functions in SPL
+ */
+static inline u32 omap_hw_init_context(void)
+{
+#ifdef CONFIG_SPL_BUILD
+	return OMAP_INIT_CONTEXT_SPL;
+#else
+	if (uboot_loaded_by_spl())
+		return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL;
+	else if (running_from_sdram())
+		return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH;
+	else
+		return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR;
+#endif
+}
+#endif
+
+#endif

u-boot/arch/arm/include/asm/ti-common/ti-aemif.h

@@ -0,0 +1,39 @@
+/*
+ * AEMIF definitions
+ *
+ * (C) Copyright 2012-2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _AEMIF_H_
+#define _AEMIF_H_
+
+#define AEMIF_NUM_CS               4
+#define AEMIF_MODE_NOR             0
+#define AEMIF_MODE_NAND            1
+#define AEMIF_MODE_ONENAND         2
+#define AEMIF_PRESERVE             -1
+
+struct aemif_config {
+	unsigned mode;
+	unsigned select_strobe;
+	unsigned extend_wait;
+	unsigned wr_setup;
+	unsigned wr_strobe;
+	unsigned wr_hold;
+	unsigned rd_setup;
+	unsigned rd_strobe;
+	unsigned rd_hold;
+	unsigned turn_around;
+	enum {
+		AEMIF_WIDTH_8	= 0,
+		AEMIF_WIDTH_16	= 1,
+		AEMIF_WIDTH_32	= 2,
+	} width;
+};
+
+void aemif_init(int num_cs, struct aemif_config *config);
+
+#endif

u-boot/arch/arm/include/asm/ti-common/ti-edma3.h

@@ -0,0 +1,123 @@
+/*
+ * Enhanced Direct Memory Access (EDMA3) Controller
+ *
+ * (C) Copyright 2014
+ *     Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef _EDMA3_H_
+#define _EDMA3_H_
+
+#include <linux/stddef.h>
+
+#define EDMA3_PARSET_NULL_LINK			0xffff
+
+/*
+ * All parameter RAM set options
+ * opt field in edma3_param_set_config structure
+ */
+#define EDMA3_SLOPT_PRIV_LEVEL			BIT(31)
+#define EDMA3_SLOPT_PRIV_ID(id)			((0xf & (id)) << 24)
+#define EDMA3_SLOPT_INTERM_COMP_CHAIN_ENB	BIT(23)
+#define EDMA3_SLOPT_TRANS_COMP_CHAIN_ENB	BIT(22)
+#define EDMA3_SLOPT_INTERM_COMP_INT_ENB		BIT(21)
+#define EDMA3_SLOPT_TRANS_COMP_INT_ENB		BIT(20)
+#define EDMA3_SLOPT_COMP_CODE(code)		((0x3f & (code)) << 12)
+#define EDMA3_SLOPT_FIFO_WIDTH_8		0
+#define EDMA3_SLOPT_FIFO_WIDTH_16		(1 << 8)
+#define EDMA3_SLOPT_FIFO_WIDTH_32		(2 << 8)
+#define EDMA3_SLOPT_FIFO_WIDTH_64		(3 << 8)
+#define EDMA3_SLOPT_FIFO_WIDTH_128		(4 << 8)
+#define EDMA3_SLOPT_FIFO_WIDTH_256		(5 << 8)
+#define EDMA3_SLOPT_FIFO_WIDTH_SET(w)		((w & 0x7) << 8)
+#define EDMA3_SLOPT_STATIC			BIT(3)
+#define EDMA3_SLOPT_AB_SYNC			BIT(2)
+#define EDMA3_SLOPT_DST_ADDR_CONST_MODE		BIT(1)
+#define EDMA3_SLOPT_SRC_ADDR_CONST_MODE		BIT(0)
+
+enum edma3_address_mode {
+	INCR = 0,
+	FIFO = 1
+};
+
+enum edma3_fifo_width {
+	W8BIT = 0,
+	W16BIT = 1,
+	W32BIT = 2,
+	W64BIT = 3,
+	W128BIT = 4,
+	W256BIT = 5
+};
+
+enum edma3_sync_dimension {
+	ASYNC = 0,
+	ABSYNC = 1
+};
+
+/* PaRAM slots are laid out like this */
+struct edma3_slot_layout {
+	u32 opt;
+	u32 src;
+	u32 a_b_cnt;
+	u32 dst;
+	u32 src_dst_bidx;
+	u32 link_bcntrld;
+	u32 src_dst_cidx;
+	u32 ccnt;
+} __packed;
+
+/*
+ * Use this to assign trigger word number of edma3_slot_layout struct.
+ * trigger_word_name - is the exact name from edma3_slot_layout.
+ */
+#define EDMA3_TWORD(trigger_word_name)\
+		(offsetof(struct edma3_slot_layout, trigger_word_name) / 4)
+
+struct edma3_slot_config {
+	u32 opt;
+	u32 src;
+	u32 dst;
+	int bcnt;
+	int acnt;
+	int ccnt;
+	int src_bidx;
+	int dst_bidx;
+	int src_cidx;
+	int dst_cidx;
+	int bcntrld;
+	int link;
+};
+
+struct edma3_channel_config {
+	int slot;
+	int chnum;
+	int complete_code;	/* indicate pending complete interrupt */
+	int trigger_slot_word;	/* only used for qedma */
+};
+
+void qedma3_start(u32 base, struct edma3_channel_config *cfg);
+void qedma3_stop(u32 base, struct edma3_channel_config *cfg);
+void edma3_slot_configure(u32 base, int slot, struct edma3_slot_config *cfg);
+int edma3_check_for_transfer(u32 base, struct edma3_channel_config *cfg);
+void edma3_write_slot(u32 base, int slot, struct edma3_slot_layout *param);
+void edma3_read_slot(u32 base, int slot, struct edma3_slot_layout *param);
+
+void edma3_set_dest(u32 base, int slot, u32 dst, enum edma3_address_mode mode,
+		    enum edma3_fifo_width width);
+void edma3_set_dest_index(u32 base, unsigned slot, int bidx, int cidx);
+void edma3_set_dest_addr(u32 base, int slot, u32 dst);
+
+void edma3_set_src(u32 base, int slot, u32 src, enum edma3_address_mode mode,
+		   enum edma3_fifo_width width);
+void edma3_set_src_index(u32 base, unsigned slot, int bidx, int cidx);
+void edma3_set_src_addr(u32 base, int slot, u32 src);
+
+void edma3_set_transfer_params(u32 base, int slot, int acnt,
+			       int bcnt, int ccnt, u16 bcnt_rld,
+			       enum edma3_sync_dimension sync_mode);
+void edma3_transfer(unsigned long edma3_base_addr, unsigned int
+		edma_slot_num, void *dst, void *src, size_t len);
+
+#endif