[J-u-boot.git] / drivers / net / designware.h

/*
 * (C) Copyright 2010
 * Vipin Kumar, ST Micoelectronics, [email protected].
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef _DW_ETH_H
#define _DW_ETH_H

#define CONFIG_TX_DESCR_NUM	16
#define CONFIG_RX_DESCR_NUM	16
#define CONFIG_ETH_BUFSIZE	2048
#define TX_TOTAL_BUFSIZE	(CONFIG_ETH_BUFSIZE * CONFIG_TX_DESCR_NUM)
#define RX_TOTAL_BUFSIZE	(CONFIG_ETH_BUFSIZE * CONFIG_RX_DESCR_NUM)

#define CONFIG_MACRESET_TIMEOUT	(3 * CONFIG_SYS_HZ)
#define CONFIG_MDIO_TIMEOUT	(3 * CONFIG_SYS_HZ)

struct eth_mac_regs {
	u32 conf;		/* 0x00 */
	u32 framefilt;		/* 0x04 */
	u32 hashtablehigh;	/* 0x08 */
	u32 hashtablelow;	/* 0x0c */
	u32 miiaddr;		/* 0x10 */
	u32 miidata;		/* 0x14 */
	u32 flowcontrol;	/* 0x18 */
	u32 vlantag;		/* 0x1c */
	u32 version;		/* 0x20 */
	u8 reserved_1[20];
	u32 intreg;		/* 0x38 */
	u32 intmask;		/* 0x3c */
	u32 macaddr0hi;		/* 0x40 */
	u32 macaddr0lo;		/* 0x44 */
};

/* MAC configuration register definitions */
#define FRAMEBURSTENABLE	(1 << 21)
#define MII_PORTSELECT		(1 << 15)
#define FES_100			(1 << 14)
#define DISABLERXOWN		(1 << 13)
#define FULLDPLXMODE		(1 << 11)
#define RXENABLE		(1 << 2)
#define TXENABLE		(1 << 3)

/* MII address register definitions */
#define MII_BUSY		(1 << 0)
#define MII_WRITE		(1 << 1)
#define MII_CLKRANGE_60_100M	(0)
#define MII_CLKRANGE_100_150M	(0x4)
#define MII_CLKRANGE_20_35M	(0x8)
#define MII_CLKRANGE_35_60M	(0xC)
#define MII_CLKRANGE_150_250M	(0x10)
#define MII_CLKRANGE_250_300M	(0x14)

#define MIIADDRSHIFT		(11)
#define MIIREGSHIFT		(6)
#define MII_REGMSK		(0x1F << 6)
#define MII_ADDRMSK		(0x1F << 11)


struct eth_dma_regs {
	u32 busmode;		/* 0x00 */
	u32 txpolldemand;	/* 0x04 */
	u32 rxpolldemand;	/* 0x08 */
	u32 rxdesclistaddr;	/* 0x0c */
	u32 txdesclistaddr;	/* 0x10 */
	u32 status;		/* 0x14 */
	u32 opmode;		/* 0x18 */
	u32 intenable;		/* 0x1c */
	u32 reserved1[2];
	u32 axibus;		/* 0x28 */
	u32 reserved2[7];
	u32 currhosttxdesc;	/* 0x48 */
	u32 currhostrxdesc;	/* 0x4c */
	u32 currhosttxbuffaddr;	/* 0x50 */
	u32 currhostrxbuffaddr;	/* 0x54 */
};

#define DW_DMA_BASE_OFFSET	(0x1000)

/* Default DMA Burst length */
#ifndef CONFIG_DW_GMAC_DEFAULT_DMA_PBL
#define CONFIG_DW_GMAC_DEFAULT_DMA_PBL 8
#endif

/* Bus mode register definitions */
#define FIXEDBURST		(1 << 16)
#define PRIORXTX_41		(3 << 14)
#define PRIORXTX_31		(2 << 14)
#define PRIORXTX_21		(1 << 14)
#define PRIORXTX_11		(0 << 14)
#define DMA_PBL			(CONFIG_DW_GMAC_DEFAULT_DMA_PBL<<8)
#define RXHIGHPRIO		(1 << 1)
#define DMAMAC_SRST		(1 << 0)

/* Poll demand definitions */
#define POLL_DATA		(0xFFFFFFFF)

/* Operation mode definitions */
#define STOREFORWARD		(1 << 21)
#define FLUSHTXFIFO		(1 << 20)
#define TXSTART			(1 << 13)
#define TXSECONDFRAME		(1 << 2)
#define RXSTART			(1 << 1)

/* Descriptior related definitions */
#define MAC_MAX_FRAME_SZ	(1600)

struct dmamacdescr {
	u32 txrx_status;
	u32 dmamac_cntl;
	u32 dmamac_addr;
	u32 dmamac_next;
} __aligned(ARCH_DMA_MINALIGN);

/*
 * txrx_status definitions
 */

/* tx status bits definitions */
#if defined(CONFIG_DW_ALTDESCRIPTOR)

#define DESC_TXSTS_OWNBYDMA		(1 << 31)
#define DESC_TXSTS_TXINT		(1 << 30)
#define DESC_TXSTS_TXLAST		(1 << 29)
#define DESC_TXSTS_TXFIRST		(1 << 28)
#define DESC_TXSTS_TXCRCDIS		(1 << 27)

#define DESC_TXSTS_TXPADDIS		(1 << 26)
#define DESC_TXSTS_TXCHECKINSCTRL	(3 << 22)
#define DESC_TXSTS_TXRINGEND		(1 << 21)
#define DESC_TXSTS_TXCHAIN		(1 << 20)
#define DESC_TXSTS_MSK			(0x1FFFF << 0)

#else

#define DESC_TXSTS_OWNBYDMA		(1 << 31)
#define DESC_TXSTS_MSK			(0x1FFFF << 0)

#endif

/* rx status bits definitions */
#define DESC_RXSTS_OWNBYDMA		(1 << 31)
#define DESC_RXSTS_DAFILTERFAIL		(1 << 30)
#define DESC_RXSTS_FRMLENMSK		(0x3FFF << 16)
#define DESC_RXSTS_FRMLENSHFT		(16)

#define DESC_RXSTS_ERROR		(1 << 15)
#define DESC_RXSTS_RXTRUNCATED		(1 << 14)
#define DESC_RXSTS_SAFILTERFAIL		(1 << 13)
#define DESC_RXSTS_RXIPC_GIANTFRAME	(1 << 12)
#define DESC_RXSTS_RXDAMAGED		(1 << 11)
#define DESC_RXSTS_RXVLANTAG		(1 << 10)
#define DESC_RXSTS_RXFIRST		(1 << 9)
#define DESC_RXSTS_RXLAST		(1 << 8)
#define DESC_RXSTS_RXIPC_GIANT		(1 << 7)
#define DESC_RXSTS_RXCOLLISION		(1 << 6)
#define DESC_RXSTS_RXFRAMEETHER		(1 << 5)
#define DESC_RXSTS_RXWATCHDOG		(1 << 4)
#define DESC_RXSTS_RXMIIERROR		(1 << 3)
#define DESC_RXSTS_RXDRIBBLING		(1 << 2)
#define DESC_RXSTS_RXCRC		(1 << 1)

/*
 * dmamac_cntl definitions
 */

/* tx control bits definitions */
#if defined(CONFIG_DW_ALTDESCRIPTOR)

#define DESC_TXCTRL_SIZE1MASK		(0x1FFF << 0)
#define DESC_TXCTRL_SIZE1SHFT		(0)
#define DESC_TXCTRL_SIZE2MASK		(0x1FFF << 16)
#define DESC_TXCTRL_SIZE2SHFT		(16)

#else

#define DESC_TXCTRL_TXINT		(1 << 31)
#define DESC_TXCTRL_TXLAST		(1 << 30)
#define DESC_TXCTRL_TXFIRST		(1 << 29)
#define DESC_TXCTRL_TXCHECKINSCTRL	(3 << 27)
#define DESC_TXCTRL_TXCRCDIS		(1 << 26)
#define DESC_TXCTRL_TXRINGEND		(1 << 25)
#define DESC_TXCTRL_TXCHAIN		(1 << 24)

#define DESC_TXCTRL_SIZE1MASK		(0x7FF << 0)
#define DESC_TXCTRL_SIZE1SHFT		(0)
#define DESC_TXCTRL_SIZE2MASK		(0x7FF << 11)
#define DESC_TXCTRL_SIZE2SHFT		(11)

#endif

/* rx control bits definitions */
#if defined(CONFIG_DW_ALTDESCRIPTOR)

#define DESC_RXCTRL_RXINTDIS		(1 << 31)
#define DESC_RXCTRL_RXRINGEND		(1 << 15)
#define DESC_RXCTRL_RXCHAIN		(1 << 14)

#define DESC_RXCTRL_SIZE1MASK		(0x1FFF << 0)
#define DESC_RXCTRL_SIZE1SHFT		(0)
#define DESC_RXCTRL_SIZE2MASK		(0x1FFF << 16)
#define DESC_RXCTRL_SIZE2SHFT		(16)

#else

#define DESC_RXCTRL_RXINTDIS		(1 << 31)
#define DESC_RXCTRL_RXRINGEND		(1 << 25)
#define DESC_RXCTRL_RXCHAIN		(1 << 24)

#define DESC_RXCTRL_SIZE1MASK		(0x7FF << 0)
#define DESC_RXCTRL_SIZE1SHFT		(0)
#define DESC_RXCTRL_SIZE2MASK		(0x7FF << 11)
#define DESC_RXCTRL_SIZE2SHFT		(11)

#endif

struct dw_eth_dev {
	struct dmamacdescr tx_mac_descrtable[CONFIG_TX_DESCR_NUM];
	struct dmamacdescr rx_mac_descrtable[CONFIG_RX_DESCR_NUM];
	char txbuffs[TX_TOTAL_BUFSIZE] __aligned(ARCH_DMA_MINALIGN);
	char rxbuffs[RX_TOTAL_BUFSIZE] __aligned(ARCH_DMA_MINALIGN);

	u32 interface;
	u32 max_speed;
	u32 tx_currdescnum;
	u32 rx_currdescnum;

	struct eth_mac_regs *mac_regs_p;
	struct eth_dma_regs *dma_regs_p;
#ifndef CONFIG_DM_ETH
	struct eth_device *dev;
#endif
	struct phy_device *phydev;
	struct mii_dev *bus;
};

#endif
Commit	Line	Data
5b1b1883 VK	1	/*
	2	* (C) Copyright 2010
	3	* Vipin Kumar, ST Micoelectronics, [email protected].
	4	*
1a459660	5	* SPDX-License-Identifier: GPL-2.0+
5b1b1883 VK	6	*/
	7
	8	#ifndef _DW_ETH_H
	9	#define _DW_ETH_H
	10
	11	#define CONFIG_TX_DESCR_NUM 16
	12	#define CONFIG_RX_DESCR_NUM 16
	13	#define CONFIG_ETH_BUFSIZE 2048
	14	#define TX_TOTAL_BUFSIZE (CONFIG_ETH_BUFSIZE * CONFIG_TX_DESCR_NUM)
	15	#define RX_TOTAL_BUFSIZE (CONFIG_ETH_BUFSIZE * CONFIG_RX_DESCR_NUM)
	16
	17	#define CONFIG_MACRESET_TIMEOUT (3 * CONFIG_SYS_HZ)
	18	#define CONFIG_MDIO_TIMEOUT (3 * CONFIG_SYS_HZ)
5b1b1883 VK	19
	20	struct eth_mac_regs {
	21	u32 conf; /* 0x00 */
	22	u32 framefilt; /* 0x04 */
	23	u32 hashtablehigh; /* 0x08 */
	24	u32 hashtablelow; /* 0x0c */
	25	u32 miiaddr; /* 0x10 */
	26	u32 miidata; /* 0x14 */
	27	u32 flowcontrol; /* 0x18 */
	28	u32 vlantag; /* 0x1c */
	29	u32 version; /* 0x20 */
	30	u8 reserved_1[20];
	31	u32 intreg; /* 0x38 */
	32	u32 intmask; /* 0x3c */
	33	u32 macaddr0hi; /* 0x40 */
	34	u32 macaddr0lo; /* 0x44 */
	35	};
	36
	37	/* MAC configuration register definitions */
	38	#define FRAMEBURSTENABLE (1 << 21)
	39	#define MII_PORTSELECT (1 << 15)
	40	#define FES_100 (1 << 14)
	41	#define DISABLERXOWN (1 << 13)
	42	#define FULLDPLXMODE (1 << 11)
	43	#define RXENABLE (1 << 2)
	44	#define TXENABLE (1 << 3)
	45
	46	/* MII address register definitions */
	47	#define MII_BUSY (1 << 0)
	48	#define MII_WRITE (1 << 1)
	49	#define MII_CLKRANGE_60_100M (0)
	50	#define MII_CLKRANGE_100_150M (0x4)
	51	#define MII_CLKRANGE_20_35M (0x8)
	52	#define MII_CLKRANGE_35_60M (0xC)
	53	#define MII_CLKRANGE_150_250M (0x10)
	54	#define MII_CLKRANGE_250_300M (0x14)
	55
	56	#define MIIADDRSHIFT (11)
	57	#define MIIREGSHIFT (6)
	58	#define MII_REGMSK (0x1F << 6)
	59	#define MII_ADDRMSK (0x1F << 11)
	60
	61
	62	struct eth_dma_regs {
	63	u32 busmode; /* 0x00 */
	64	u32 txpolldemand; /* 0x04 */
	65	u32 rxpolldemand; /* 0x08 */
	66	u32 rxdesclistaddr; /* 0x0c */
	67	u32 txdesclistaddr; /* 0x10 */
	68	u32 status; /* 0x14 */
	69	u32 opmode; /* 0x18 */
	70	u32 intenable; /* 0x1c */
2ddaf13b SZ	71	u32 reserved1[2];
	72	u32 axibus; /* 0x28 */
	73	u32 reserved2[7];
5b1b1883 VK	74	u32 currhosttxdesc; /* 0x48 */
	75	u32 currhostrxdesc; /* 0x4c */
	76	u32 currhosttxbuffaddr; /* 0x50 */
	77	u32 currhostrxbuffaddr; /* 0x54 */
	78	};
	79
	80	#define DW_DMA_BASE_OFFSET (0x1000)
	81
49692c5f IC	82	/* Default DMA Burst length */
	83	#ifndef CONFIG_DW_GMAC_DEFAULT_DMA_PBL
	84	#define CONFIG_DW_GMAC_DEFAULT_DMA_PBL 8
	85	#endif
	86
5b1b1883 VK	87	/* Bus mode register definitions */
	88	#define FIXEDBURST (1 << 16)
	89	#define PRIORXTX_41 (3 << 14)
	90	#define PRIORXTX_31 (2 << 14)
	91	#define PRIORXTX_21 (1 << 14)
	92	#define PRIORXTX_11 (0 << 14)
49692c5f	93	#define DMA_PBL (CONFIG_DW_GMAC_DEFAULT_DMA_PBL<<8)
5b1b1883 VK	94	#define RXHIGHPRIO (1 << 1)
	95	#define DMAMAC_SRST (1 << 0)
	96
	97	/* Poll demand definitions */
	98	#define POLL_DATA (0xFFFFFFFF)
	99
	100	/* Operation mode definitions */
	101	#define STOREFORWARD (1 << 21)
	102	#define FLUSHTXFIFO (1 << 20)
	103	#define TXSTART (1 << 13)
	104	#define TXSECONDFRAME (1 << 2)
	105	#define RXSTART (1 << 1)
	106
	107	/* Descriptior related definitions */
97a6caa6	108	#define MAC_MAX_FRAME_SZ (1600)
5b1b1883 VK	109
	110	struct dmamacdescr {
	111	u32 txrx_status;
	112	u32 dmamac_cntl;
0e1a3e30 BG	113	u32 dmamac_addr;
0e1a3e30 BG	114	u32 dmamac_next;
a7b26dbb	115	} __aligned(ARCH_DMA_MINALIGN);
5b1b1883 VK	116
	117	/*
	118	* txrx_status definitions
	119	*/
	120
	121	/* tx status bits definitions */
	122	#if defined(CONFIG_DW_ALTDESCRIPTOR)
	123
	124	#define DESC_TXSTS_OWNBYDMA (1 << 31)
	125	#define DESC_TXSTS_TXINT (1 << 30)
	126	#define DESC_TXSTS_TXLAST (1 << 29)
	127	#define DESC_TXSTS_TXFIRST (1 << 28)
	128	#define DESC_TXSTS_TXCRCDIS (1 << 27)
	129
	130	#define DESC_TXSTS_TXPADDIS (1 << 26)
	131	#define DESC_TXSTS_TXCHECKINSCTRL (3 << 22)
	132	#define DESC_TXSTS_TXRINGEND (1 << 21)
	133	#define DESC_TXSTS_TXCHAIN (1 << 20)
	134	#define DESC_TXSTS_MSK (0x1FFFF << 0)
	135
	136	#else
	137
	138	#define DESC_TXSTS_OWNBYDMA (1 << 31)
	139	#define DESC_TXSTS_MSK (0x1FFFF << 0)
	140
	141	#endif
	142
	143	/* rx status bits definitions */
	144	#define DESC_RXSTS_OWNBYDMA (1 << 31)
	145	#define DESC_RXSTS_DAFILTERFAIL (1 << 30)
	146	#define DESC_RXSTS_FRMLENMSK (0x3FFF << 16)
	147	#define DESC_RXSTS_FRMLENSHFT (16)
	148
	149	#define DESC_RXSTS_ERROR (1 << 15)
	150	#define DESC_RXSTS_RXTRUNCATED (1 << 14)
	151	#define DESC_RXSTS_SAFILTERFAIL (1 << 13)
	152	#define DESC_RXSTS_RXIPC_GIANTFRAME (1 << 12)
	153	#define DESC_RXSTS_RXDAMAGED (1 << 11)
	154	#define DESC_RXSTS_RXVLANTAG (1 << 10)
	155	#define DESC_RXSTS_RXFIRST (1 << 9)
	156	#define DESC_RXSTS_RXLAST (1 << 8)
	157	#define DESC_RXSTS_RXIPC_GIANT (1 << 7)
	158	#define DESC_RXSTS_RXCOLLISION (1 << 6)
	159	#define DESC_RXSTS_RXFRAMEETHER (1 << 5)
	160	#define DESC_RXSTS_RXWATCHDOG (1 << 4)
	161	#define DESC_RXSTS_RXMIIERROR (1 << 3)
	162	#define DESC_RXSTS_RXDRIBBLING (1 << 2)
	163	#define DESC_RXSTS_RXCRC (1 << 1)
	164
	165	/*
	166	* dmamac_cntl definitions
	167	*/
	168
	169	/* tx control bits definitions */
	170	#if defined(CONFIG_DW_ALTDESCRIPTOR)
	171
	172	#define DESC_TXCTRL_SIZE1MASK (0x1FFF << 0)
	173	#define DESC_TXCTRL_SIZE1SHFT (0)
	174	#define DESC_TXCTRL_SIZE2MASK (0x1FFF << 16)
	175	#define DESC_TXCTRL_SIZE2SHFT (16)
	176
	177	#else
	178
	179	#define DESC_TXCTRL_TXINT (1 << 31)
180	#define DESC_TXCTRL_TXLAST (1 << 30)
181	#define DESC_TXCTRL_TXFIRST (1 << 29)
182	#define DESC_TXCTRL_TXCHECKINSCTRL (3 << 27)
183	#define DESC_TXCTRL_TXCRCDIS (1 << 26)
184	#define DESC_TXCTRL_TXRINGEND (1 << 25)
185	#define DESC_TXCTRL_TXCHAIN (1 << 24)
186
187	#define DESC_TXCTRL_SIZE1MASK (0x7FF << 0)
188	#define DESC_TXCTRL_SIZE1SHFT (0)
189	#define DESC_TXCTRL_SIZE2MASK (0x7FF << 11)
190	#define DESC_TXCTRL_SIZE2SHFT (11)
191
192	#endif
193
194	/* rx control bits definitions */
195	#if defined(CONFIG_DW_ALTDESCRIPTOR)
196
197	#define DESC_RXCTRL_RXINTDIS (1 << 31)
198	#define DESC_RXCTRL_RXRINGEND (1 << 15)
199	#define DESC_RXCTRL_RXCHAIN (1 << 14)
200
201	#define DESC_RXCTRL_SIZE1MASK (0x1FFF << 0)
202	#define DESC_RXCTRL_SIZE1SHFT (0)
203	#define DESC_RXCTRL_SIZE2MASK (0x1FFF << 16)
204	#define DESC_RXCTRL_SIZE2SHFT (16)
205
206	#else
207
208	#define DESC_RXCTRL_RXINTDIS (1 << 31)
209	#define DESC_RXCTRL_RXRINGEND (1 << 25)
210	#define DESC_RXCTRL_RXCHAIN (1 << 24)
211
212	#define DESC_RXCTRL_SIZE1MASK (0x7FF << 0)
213	#define DESC_RXCTRL_SIZE1SHFT (0)
214	#define DESC_RXCTRL_SIZE2MASK (0x7FF << 11)
215	#define DESC_RXCTRL_SIZE2SHFT (11)
216
217	#endif
218
219	struct dw_eth_dev {
5b1b1883 VK	220	struct dmamacdescr tx_mac_descrtable[CONFIG_TX_DESCR_NUM];
5b1b1883 VK	221	struct dmamacdescr rx_mac_descrtable[CONFIG_RX_DESCR_NUM];
1857075a IC	222	char txbuffs[TX_TOTAL_BUFSIZE] __aligned(ARCH_DMA_MINALIGN);
1857075a IC	223	char rxbuffs[RX_TOTAL_BUFSIZE] __aligned(ARCH_DMA_MINALIGN);
5b1b1883	224
1857075a	225	u32 interface;
6968ec92	226	u32 max_speed;
1857075a IC	227	u32 tx_currdescnum;
1857075a IC	228	u32 rx_currdescnum;
5b1b1883 VK	229
	230	struct eth_mac_regs *mac_regs_p;
	231	struct eth_dma_regs *dma_regs_p;
75577ba4	232	#ifndef CONFIG_DM_ETH
5b1b1883	233	struct eth_device *dev;
75577ba4	234	#endif
92a190aa AB	235	struct phy_device *phydev;
92a190aa AB	236	struct mii_dev *bus;
ed102be7	237	};
5b1b1883	238
5b1b1883	239	#endif