[u-boot.git] / drivers / net / smc911x.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * SMSC LAN9[12]1[567] Network driver
 *
 * (c) 2007 Pengutronix, Sascha Hauer <[email protected]>
 */

#ifndef _SMC911X_H_
#define _SMC911X_H_

#include <linux/types.h>

#define DRIVERNAME "smc911x"

#if defined (CONFIG_SMC911X_32_BIT) && \
	defined (CONFIG_SMC911X_16_BIT)
#error "SMC911X: Only one of CONFIG_SMC911X_32_BIT and \
	CONFIG_SMC911X_16_BIT shall be set"
#endif

#if defined (CONFIG_SMC911X_32_BIT)
static inline u32 __smc911x_reg_read(struct eth_device *dev, u32 offset)
{
	return *(volatile u32*)(dev->iobase + offset);
}
u32 smc911x_reg_read(struct eth_device *dev, u32 offset)
	__attribute__((weak, alias("__smc911x_reg_read")));

static inline void __smc911x_reg_write(struct eth_device *dev,
					u32 offset, u32 val)
{
	*(volatile u32*)(dev->iobase + offset) = val;
}
void smc911x_reg_write(struct eth_device *dev, u32 offset, u32 val)
	__attribute__((weak, alias("__smc911x_reg_write")));
#elif defined (CONFIG_SMC911X_16_BIT)
static inline u32 smc911x_reg_read(struct eth_device *dev, u32 offset)
{
	volatile u16 *addr_16 = (u16 *)(dev->iobase + offset);
	return ((*addr_16 & 0x0000ffff) | (*(addr_16 + 1) << 16));
}
static inline void smc911x_reg_write(struct eth_device *dev,
					u32 offset, u32 val)
{
	*(volatile u16 *)(dev->iobase + offset) = (u16)val;
	*(volatile u16 *)(dev->iobase + offset + 2) = (u16)(val >> 16);
}
#else
#error "SMC911X: undefined bus width"
#endif /* CONFIG_SMC911X_16_BIT */

/* Below are the register offsets and bit definitions
 * of the Lan911x memory space
 */
#define RX_DATA_FIFO		 		0x00

#define TX_DATA_FIFO		 		0x20
#define	TX_CMD_A_INT_ON_COMP			0x80000000
#define	TX_CMD_A_INT_BUF_END_ALGN		0x03000000
#define	TX_CMD_A_INT_4_BYTE_ALGN		0x00000000
#define	TX_CMD_A_INT_16_BYTE_ALGN		0x01000000
#define	TX_CMD_A_INT_32_BYTE_ALGN		0x02000000
#define	TX_CMD_A_INT_DATA_OFFSET		0x001F0000
#define	TX_CMD_A_INT_FIRST_SEG			0x00002000
#define	TX_CMD_A_INT_LAST_SEG			0x00001000
#define	TX_CMD_A_BUF_SIZE			0x000007FF
#define	TX_CMD_B_PKT_TAG			0xFFFF0000
#define	TX_CMD_B_ADD_CRC_DISABLE		0x00002000
#define	TX_CMD_B_DISABLE_PADDING		0x00001000
#define	TX_CMD_B_PKT_BYTE_LENGTH		0x000007FF

#define RX_STATUS_FIFO				0x40
#define	RX_STS_PKT_LEN				0x3FFF0000
#define	RX_STS_ES				0x00008000
#define	RX_STS_BCST				0x00002000
#define	RX_STS_LEN_ERR				0x00001000
#define	RX_STS_RUNT_ERR				0x00000800
#define	RX_STS_MCAST				0x00000400
#define	RX_STS_TOO_LONG				0x00000080
#define	RX_STS_COLL				0x00000040
#define	RX_STS_ETH_TYPE				0x00000020
#define	RX_STS_WDOG_TMT				0x00000010
#define	RX_STS_MII_ERR				0x00000008
#define	RX_STS_DRIBBLING			0x00000004
#define	RX_STS_CRC_ERR				0x00000002
#define RX_STATUS_FIFO_PEEK			0x44
#define TX_STATUS_FIFO				0x48
#define	TX_STS_TAG				0xFFFF0000
#define	TX_STS_ES				0x00008000
#define	TX_STS_LOC				0x00000800
#define	TX_STS_NO_CARR				0x00000400
#define	TX_STS_LATE_COLL			0x00000200
#define	TX_STS_MANY_COLL			0x00000100
#define	TX_STS_COLL_CNT				0x00000078
#define	TX_STS_MANY_DEFER			0x00000004
#define	TX_STS_UNDERRUN				0x00000002
#define	TX_STS_DEFERRED				0x00000001
#define TX_STATUS_FIFO_PEEK			0x4C
#define ID_REV					0x50
#define	ID_REV_CHIP_ID				0xFFFF0000  /* RO */
#define	ID_REV_REV_ID				0x0000FFFF  /* RO */

#define INT_CFG					0x54
#define	INT_CFG_INT_DEAS			0xFF000000  /* R/W */
#define	INT_CFG_INT_DEAS_CLR			0x00004000
#define	INT_CFG_INT_DEAS_STS			0x00002000
#define	INT_CFG_IRQ_INT				0x00001000  /* RO */
#define	INT_CFG_IRQ_EN				0x00000100  /* R/W */
					/* R/W Not Affected by SW Reset */
#define	INT_CFG_IRQ_POL				0x00000010
					/* R/W Not Affected by SW Reset */
#define	INT_CFG_IRQ_TYPE			0x00000001

#define INT_STS					0x58
#define	INT_STS_SW_INT				0x80000000  /* R/WC */
#define	INT_STS_TXSTOP_INT			0x02000000  /* R/WC */
#define	INT_STS_RXSTOP_INT			0x01000000  /* R/WC */
#define	INT_STS_RXDFH_INT			0x00800000  /* R/WC */
#define	INT_STS_RXDF_INT			0x00400000  /* R/WC */
#define	INT_STS_TX_IOC				0x00200000  /* R/WC */
#define	INT_STS_RXD_INT				0x00100000  /* R/WC */
#define	INT_STS_GPT_INT				0x00080000  /* R/WC */
#define	INT_STS_PHY_INT				0x00040000  /* RO */
#define	INT_STS_PME_INT				0x00020000  /* R/WC */
#define	INT_STS_TXSO				0x00010000  /* R/WC */
#define	INT_STS_RWT				0x00008000  /* R/WC */
#define	INT_STS_RXE				0x00004000  /* R/WC */
#define	INT_STS_TXE				0x00002000  /* R/WC */
/*#define	INT_STS_ERX		0x00001000*/  /* R/WC */
#define	INT_STS_TDFU				0x00000800  /* R/WC */
#define	INT_STS_TDFO				0x00000400  /* R/WC */
#define	INT_STS_TDFA				0x00000200  /* R/WC */
#define	INT_STS_TSFF				0x00000100  /* R/WC */
#define	INT_STS_TSFL				0x00000080  /* R/WC */
/*#define	INT_STS_RXDF		0x00000040*/  /* R/WC */
#define	INT_STS_RDFO				0x00000040  /* R/WC */
#define	INT_STS_RDFL				0x00000020  /* R/WC */
#define	INT_STS_RSFF				0x00000010  /* R/WC */
#define	INT_STS_RSFL				0x00000008  /* R/WC */
#define	INT_STS_GPIO2_INT			0x00000004  /* R/WC */
#define	INT_STS_GPIO1_INT			0x00000002  /* R/WC */
#define	INT_STS_GPIO0_INT			0x00000001  /* R/WC */
#define INT_EN					0x5C
#define	INT_EN_SW_INT_EN			0x80000000  /* R/W */
#define	INT_EN_TXSTOP_INT_EN			0x02000000  /* R/W */
#define	INT_EN_RXSTOP_INT_EN			0x01000000  /* R/W */
#define	INT_EN_RXDFH_INT_EN			0x00800000  /* R/W */
/*#define	INT_EN_RXDF_INT_EN		0x00400000*/  /* R/W */
#define	INT_EN_TIOC_INT_EN			0x00200000  /* R/W */
#define	INT_EN_RXD_INT_EN			0x00100000  /* R/W */
#define	INT_EN_GPT_INT_EN			0x00080000  /* R/W */
#define	INT_EN_PHY_INT_EN			0x00040000  /* R/W */
#define	INT_EN_PME_INT_EN			0x00020000  /* R/W */
#define	INT_EN_TXSO_EN				0x00010000  /* R/W */
#define	INT_EN_RWT_EN				0x00008000  /* R/W */
#define	INT_EN_RXE_EN				0x00004000  /* R/W */
#define	INT_EN_TXE_EN				0x00002000  /* R/W */
/*#define	INT_EN_ERX_EN			0x00001000*/  /* R/W */
#define	INT_EN_TDFU_EN				0x00000800  /* R/W */
#define	INT_EN_TDFO_EN				0x00000400  /* R/W */
#define	INT_EN_TDFA_EN				0x00000200  /* R/W */
#define	INT_EN_TSFF_EN				0x00000100  /* R/W */
#define	INT_EN_TSFL_EN				0x00000080  /* R/W */
/*#define	INT_EN_RXDF_EN			0x00000040*/  /* R/W */
#define	INT_EN_RDFO_EN				0x00000040  /* R/W */
#define	INT_EN_RDFL_EN				0x00000020  /* R/W */
#define	INT_EN_RSFF_EN				0x00000010  /* R/W */
#define	INT_EN_RSFL_EN				0x00000008  /* R/W */
#define	INT_EN_GPIO2_INT			0x00000004  /* R/W */
#define	INT_EN_GPIO1_INT			0x00000002  /* R/W */
#define	INT_EN_GPIO0_INT			0x00000001  /* R/W */

#define BYTE_TEST				0x64
#define FIFO_INT				0x68
#define	FIFO_INT_TX_AVAIL_LEVEL			0xFF000000  /* R/W */
#define	FIFO_INT_TX_STS_LEVEL			0x00FF0000  /* R/W */
#define	FIFO_INT_RX_AVAIL_LEVEL			0x0000FF00  /* R/W */
#define	FIFO_INT_RX_STS_LEVEL			0x000000FF  /* R/W */

#define RX_CFG					0x6C
#define	RX_CFG_RX_END_ALGN			0xC0000000  /* R/W */
#define		RX_CFG_RX_END_ALGN4		0x00000000  /* R/W */
#define		RX_CFG_RX_END_ALGN16		0x40000000  /* R/W */
#define		RX_CFG_RX_END_ALGN32		0x80000000  /* R/W */
#define	RX_CFG_RX_DMA_CNT			0x0FFF0000  /* R/W */
#define	RX_CFG_RX_DUMP				0x00008000  /* R/W */
#define	RX_CFG_RXDOFF				0x00001F00  /* R/W */
/*#define	RX_CFG_RXBAD			0x00000001*/  /* R/W */

#define TX_CFG					0x70
/*#define	TX_CFG_TX_DMA_LVL		0xE0000000*/	 /* R/W */
						 /* R/W Self Clearing */
/*#define	TX_CFG_TX_DMA_CNT		0x0FFF0000*/
#define	TX_CFG_TXS_DUMP				0x00008000  /* Self Clearing */
#define	TX_CFG_TXD_DUMP				0x00004000  /* Self Clearing */
#define	TX_CFG_TXSAO				0x00000004  /* R/W */
#define	TX_CFG_TX_ON				0x00000002  /* R/W */
#define	TX_CFG_STOP_TX				0x00000001  /* Self Clearing */

#define HW_CFG					0x74
#define	HW_CFG_TTM				0x00200000  /* R/W */
#define	HW_CFG_SF				0x00100000  /* R/W */
#define	HW_CFG_TX_FIF_SZ			0x000F0000  /* R/W */
#define	HW_CFG_TR				0x00003000  /* R/W */
#define	HW_CFG_PHY_CLK_SEL			0x00000060  /* R/W */
#define	HW_CFG_PHY_CLK_SEL_INT_PHY		0x00000000 /* R/W */
#define	HW_CFG_PHY_CLK_SEL_EXT_PHY		0x00000020 /* R/W */
#define	HW_CFG_PHY_CLK_SEL_CLK_DIS		0x00000040 /* R/W */
#define	HW_CFG_SMI_SEL				0x00000010  /* R/W */
#define	HW_CFG_EXT_PHY_DET			0x00000008  /* RO */
#define	HW_CFG_EXT_PHY_EN			0x00000004  /* R/W */
#define	HW_CFG_32_16_BIT_MODE			0x00000004  /* RO */
#define	HW_CFG_SRST_TO				0x00000002  /* RO */
#define	HW_CFG_SRST				0x00000001  /* Self Clearing */

#define RX_DP_CTRL				0x78
#define	RX_DP_CTRL_RX_FFWD			0x80000000  /* R/W */
#define	RX_DP_CTRL_FFWD_BUSY			0x80000000  /* RO */

#define RX_FIFO_INF				0x7C
#define	 RX_FIFO_INF_RXSUSED			0x00FF0000  /* RO */
#define	 RX_FIFO_INF_RXDUSED			0x0000FFFF  /* RO */

#define TX_FIFO_INF				0x80
#define	TX_FIFO_INF_TSUSED			0x00FF0000  /* RO */
#define	TX_FIFO_INF_TDFREE			0x0000FFFF  /* RO */

#define PMT_CTRL				0x84
#define	PMT_CTRL_PM_MODE			0x00003000  /* Self Clearing */
#define	PMT_CTRL_PHY_RST			0x00000400  /* Self Clearing */
#define	PMT_CTRL_WOL_EN				0x00000200  /* R/W */
#define	PMT_CTRL_ED_EN				0x00000100  /* R/W */
					/* R/W Not Affected by SW Reset */
#define	PMT_CTRL_PME_TYPE			0x00000040
#define	PMT_CTRL_WUPS				0x00000030  /* R/WC */
#define	PMT_CTRL_WUPS_NOWAKE			0x00000000  /* R/WC */
#define	PMT_CTRL_WUPS_ED			0x00000010  /* R/WC */
#define	PMT_CTRL_WUPS_WOL			0x00000020  /* R/WC */
#define	PMT_CTRL_WUPS_MULTI			0x00000030  /* R/WC */
#define	PMT_CTRL_PME_IND			0x00000008  /* R/W */
#define	PMT_CTRL_PME_POL			0x00000004  /* R/W */
					/* R/W Not Affected by SW Reset */
#define	PMT_CTRL_PME_EN				0x00000002
#define	PMT_CTRL_READY				0x00000001  /* RO */

#define GPIO_CFG				0x88
#define	GPIO_CFG_LED3_EN			0x40000000  /* R/W */
#define	GPIO_CFG_LED2_EN			0x20000000  /* R/W */
#define	GPIO_CFG_LED1_EN			0x10000000  /* R/W */
#define	GPIO_CFG_GPIO2_INT_POL			0x04000000  /* R/W */
#define	GPIO_CFG_GPIO1_INT_POL			0x02000000  /* R/W */
#define	GPIO_CFG_GPIO0_INT_POL			0x01000000  /* R/W */
#define	GPIO_CFG_EEPR_EN			0x00700000  /* R/W */
#define	GPIO_CFG_GPIOBUF2			0x00040000  /* R/W */
#define	GPIO_CFG_GPIOBUF1			0x00020000  /* R/W */
#define	GPIO_CFG_GPIOBUF0			0x00010000  /* R/W */
#define	GPIO_CFG_GPIODIR2			0x00000400  /* R/W */
#define	GPIO_CFG_GPIODIR1			0x00000200  /* R/W */
#define	GPIO_CFG_GPIODIR0			0x00000100  /* R/W */
#define	GPIO_CFG_GPIOD4				0x00000010  /* R/W */
#define	GPIO_CFG_GPIOD3				0x00000008  /* R/W */
#define	GPIO_CFG_GPIOD2				0x00000004  /* R/W */
#define	GPIO_CFG_GPIOD1				0x00000002  /* R/W */
#define	GPIO_CFG_GPIOD0				0x00000001  /* R/W */

#define GPT_CFG					0x8C
#define	GPT_CFG_TIMER_EN			0x20000000  /* R/W */
#define	GPT_CFG_GPT_LOAD			0x0000FFFF  /* R/W */

#define GPT_CNT					0x90
#define	GPT_CNT_GPT_CNT				0x0000FFFF  /* RO */

#define ENDIAN					0x98
#define FREE_RUN				0x9C
#define RX_DROP					0xA0
#define MAC_CSR_CMD				0xA4
#define	 MAC_CSR_CMD_CSR_BUSY			0x80000000  /* Self Clearing */
#define	 MAC_CSR_CMD_R_NOT_W			0x40000000  /* R/W */
#define	 MAC_CSR_CMD_CSR_ADDR			0x000000FF  /* R/W */

#define MAC_CSR_DATA				0xA8
#define AFC_CFG					0xAC
#define		AFC_CFG_AFC_HI			0x00FF0000  /* R/W */
#define		AFC_CFG_AFC_LO			0x0000FF00  /* R/W */
#define		AFC_CFG_BACK_DUR		0x000000F0  /* R/W */
#define		AFC_CFG_FCMULT			0x00000008  /* R/W */
#define		AFC_CFG_FCBRD			0x00000004  /* R/W */
#define		AFC_CFG_FCADD			0x00000002  /* R/W */
#define		AFC_CFG_FCANY			0x00000001  /* R/W */

#define E2P_CMD					0xB0
#define		E2P_CMD_EPC_BUSY		0x80000000  /* Self Clearing */
#define		E2P_CMD_EPC_CMD			0x70000000  /* R/W */
#define		E2P_CMD_EPC_CMD_READ		0x00000000  /* R/W */
#define		E2P_CMD_EPC_CMD_EWDS		0x10000000  /* R/W */
#define		E2P_CMD_EPC_CMD_EWEN		0x20000000  /* R/W */
#define		E2P_CMD_EPC_CMD_WRITE		0x30000000  /* R/W */
#define		E2P_CMD_EPC_CMD_WRAL		0x40000000  /* R/W */
#define		E2P_CMD_EPC_CMD_ERASE		0x50000000  /* R/W */
#define		E2P_CMD_EPC_CMD_ERAL		0x60000000  /* R/W */
#define		E2P_CMD_EPC_CMD_RELOAD		0x70000000  /* R/W */
#define		E2P_CMD_EPC_TIMEOUT		0x00000200  /* RO */
#define		E2P_CMD_MAC_ADDR_LOADED		0x00000100  /* RO */
#define		E2P_CMD_EPC_ADDR		0x000000FF  /* R/W */

#define E2P_DATA				0xB4
#define	E2P_DATA_EEPROM_DATA			0x000000FF  /* R/W */
/* end of LAN register offsets and bit definitions */

/* MAC Control and Status registers */
#define MAC_CR			0x01  /* R/W */

/* MAC_CR - MAC Control Register */
#define MAC_CR_RXALL			0x80000000
/* TODO: delete this bit? It is not described in the data sheet. */
#define MAC_CR_HBDIS			0x10000000
#define MAC_CR_RCVOWN			0x00800000
#define MAC_CR_LOOPBK			0x00200000
#define MAC_CR_FDPX			0x00100000
#define MAC_CR_MCPAS			0x00080000
#define MAC_CR_PRMS			0x00040000
#define MAC_CR_INVFILT			0x00020000
#define MAC_CR_PASSBAD			0x00010000
#define MAC_CR_HFILT			0x00008000
#define MAC_CR_HPFILT			0x00002000
#define MAC_CR_LCOLL			0x00001000
#define MAC_CR_BCAST			0x00000800
#define MAC_CR_DISRTY			0x00000400
#define MAC_CR_PADSTR			0x00000100
#define MAC_CR_BOLMT_MASK		0x000000C0
#define MAC_CR_DFCHK			0x00000020
#define MAC_CR_TXEN			0x00000008
#define MAC_CR_RXEN			0x00000004

#define ADDRH			0x02	  /* R/W mask 0x0000FFFFUL */
#define ADDRL			0x03	  /* R/W mask 0xFFFFFFFFUL */
#define HASHH			0x04	  /* R/W */
#define HASHL			0x05	  /* R/W */

#define MII_ACC			0x06	  /* R/W */
#define MII_ACC_PHY_ADDR		0x0000F800
#define MII_ACC_MIIRINDA		0x000007C0
#define MII_ACC_MII_WRITE		0x00000002
#define MII_ACC_MII_BUSY		0x00000001

#define MII_DATA		0x07	  /* R/W mask 0x0000FFFFUL */

#define FLOW			0x08	  /* R/W */
#define FLOW_FCPT			0xFFFF0000
#define FLOW_FCPASS			0x00000004
#define FLOW_FCEN			0x00000002
#define FLOW_FCBSY			0x00000001

#define VLAN1			0x09	  /* R/W mask 0x0000FFFFUL */
#define VLAN1_VTI1			0x0000ffff

#define VLAN2			0x0A	  /* R/W mask 0x0000FFFFUL */
#define VLAN2_VTI2			0x0000ffff

#define WUFF			0x0B	  /* WO */

#define WUCSR			0x0C	  /* R/W */
#define WUCSR_GUE			0x00000200
#define WUCSR_WUFR			0x00000040
#define WUCSR_MPR			0x00000020
#define WUCSR_WAKE_EN			0x00000004
#define WUCSR_MPEN			0x00000002

/* Chip ID values */
#define CHIP_89218	0x218a
#define CHIP_9115	0x115
#define CHIP_9116	0x116
#define CHIP_9117	0x117
#define CHIP_9118	0x118
#define CHIP_9211	0x9211
#define CHIP_9215	0x115a
#define CHIP_9216	0x116a
#define CHIP_9217	0x117a
#define CHIP_9218	0x118a
#define CHIP_9220	0x9220
#define CHIP_9221	0x9221

struct chip_id {
	u16 id;
	char *name;
};

static const struct chip_id chip_ids[] =  {
	{ CHIP_89218, "LAN89218" },
	{ CHIP_9115, "LAN9115" },
	{ CHIP_9116, "LAN9116" },
	{ CHIP_9117, "LAN9117" },
	{ CHIP_9118, "LAN9118" },
	{ CHIP_9211, "LAN9211" },
	{ CHIP_9215, "LAN9215" },
	{ CHIP_9216, "LAN9216" },
	{ CHIP_9217, "LAN9217" },
	{ CHIP_9218, "LAN9218" },
	{ CHIP_9220, "LAN9220" },
	{ CHIP_9221, "LAN9221" },
	{ 0, NULL },
};

static u32 smc911x_get_mac_csr(struct eth_device *dev, u8 reg)
{
	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
		;
	smc911x_reg_write(dev, MAC_CSR_CMD,
			MAC_CSR_CMD_CSR_BUSY | MAC_CSR_CMD_R_NOT_W | reg);
	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
		;

	return smc911x_reg_read(dev, MAC_CSR_DATA);
}

static void smc911x_set_mac_csr(struct eth_device *dev, u8 reg, u32 data)
{
	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
		;
	smc911x_reg_write(dev, MAC_CSR_DATA, data);
	smc911x_reg_write(dev, MAC_CSR_CMD, MAC_CSR_CMD_CSR_BUSY | reg);
	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
		;
}

static int smc911x_detect_chip(struct eth_device *dev)
{
	unsigned long val, i;

	val = smc911x_reg_read(dev, BYTE_TEST);
	if (val == 0xffffffff) {
		/* Special case -- no chip present */
		return -1;
	} else if (val != 0x87654321) {
		printf(DRIVERNAME ": Invalid chip endian 0x%08lx\n", val);
		return -1;
	}

	val = smc911x_reg_read(dev, ID_REV) >> 16;
	for (i = 0; chip_ids[i].id != 0; i++) {
		if (chip_ids[i].id == val) break;
	}
	if (!chip_ids[i].id) {
		printf(DRIVERNAME ": Unknown chip ID %04lx\n", val);
		return -1;
	}

	dev->priv = (void *)&chip_ids[i];

	return 0;
}

static void smc911x_reset(struct eth_device *dev)
{
	int timeout;

	/*
	 *  Take out of PM setting first
	 *  Device is already wake up if PMT_CTRL_READY bit is set
	 */
	if ((smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY) == 0) {
		/* Write to the bytetest will take out of powerdown */
		smc911x_reg_write(dev, BYTE_TEST, 0x0);

		timeout = 10;

		while (timeout-- &&
			!(smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY))
			udelay(10);
		if (timeout < 0) {
			printf(DRIVERNAME
				": timeout waiting for PM restore\n");
			return;
		}
	}

	/* Disable interrupts */
	smc911x_reg_write(dev, INT_EN, 0);

	smc911x_reg_write(dev, HW_CFG, HW_CFG_SRST);

	timeout = 1000;
	while (timeout-- && smc911x_reg_read(dev, E2P_CMD) & E2P_CMD_EPC_BUSY)
		udelay(10);

	if (timeout < 0) {
		printf(DRIVERNAME ": reset timeout\n");
		return;
	}

	/* Reset the FIFO level and flow control settings */
	smc911x_set_mac_csr(dev, FLOW, FLOW_FCPT | FLOW_FCEN);
	smc911x_reg_write(dev, AFC_CFG, 0x0050287F);

	/* Set to LED outputs */
	smc911x_reg_write(dev, GPIO_CFG, 0x70070000);
}

#endif
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
75ba6d69 MF	2	/*
	3	* SMSC LAN9[12]1[567] Network driver
	4	*
	5	* (c) 2007 Pengutronix, Sascha Hauer <[email protected]>
75ba6d69 MF	6	*/
	7
	8	#ifndef _SMC911X_H_
	9	#define _SMC911X_H_
	10
	11	#include <linux/types.h>
	12
736fead8 BW	13	#define DRIVERNAME "smc911x"
	14
	15	#if defined (CONFIG_SMC911X_32_BIT) && \
	16	defined (CONFIG_SMC911X_16_BIT)
	17	#error "SMC911X: Only one of CONFIG_SMC911X_32_BIT and \
	18	CONFIG_SMC911X_16_BIT shall be set"
75ba6d69 MF	19	#endif
75ba6d69 MF	20
736fead8 BW	21	#if defined (CONFIG_SMC911X_32_BIT)
736fead8 BW	22	static inline u32 __smc911x_reg_read(struct eth_device *dev, u32 offset)
75ba6d69	23	{
736fead8	24	return (volatile u32)(dev->iobase + offset);
75ba6d69	25	}
736fead8 BW	26	u32 smc911x_reg_read(struct eth_device *dev, u32 offset)
736fead8 BW	27	__attribute__((weak, alias("__smc911x_reg_read")));
75ba6d69	28
736fead8 BW	29	static inline void __smc911x_reg_write(struct eth_device *dev,
736fead8 BW	30	u32 offset, u32 val)
75ba6d69	31	{
736fead8	32	(volatile u32)(dev->iobase + offset) = val;
75ba6d69	33	}
736fead8 BW	34	void smc911x_reg_write(struct eth_device *dev, u32 offset, u32 val)
	35	__attribute__((weak, alias("__smc911x_reg_write")));
	36	#elif defined (CONFIG_SMC911X_16_BIT)
	37	static inline u32 smc911x_reg_read(struct eth_device *dev, u32 offset)
75ba6d69	38	{
736fead8	39	volatile u16 addr_16 = (u16 )(dev->iobase + offset);
75ba6d69 MF	40	return ((addr_16 & 0x0000ffff) \| ((addr_16 + 1) << 16));
75ba6d69 MF	41	}
736fead8 BW	42	static inline void smc911x_reg_write(struct eth_device *dev,
736fead8 BW	43	u32 offset, u32 val)
75ba6d69	44	{
736fead8 BW	45	(volatile u16 )(dev->iobase + offset) = (u16)val;
736fead8 BW	46	(volatile u16 )(dev->iobase + offset + 2) = (u16)(val >> 16);
75ba6d69 MF	47	}
	48	#else
	49	#error "SMC911X: undefined bus width"
736fead8	50	#endif /* CONFIG_SMC911X_16_BIT */
75ba6d69 MF	51
	52	/* Below are the register offsets and bit definitions
	53	* of the Lan911x memory space
	54	*/
736fead8	55	#define RX_DATA_FIFO 0x00
75ba6d69	56
736fead8	57	#define TX_DATA_FIFO 0x20
75ba6d69 MF	58	#define TX_CMD_A_INT_ON_COMP 0x80000000
	59	#define TX_CMD_A_INT_BUF_END_ALGN 0x03000000
	60	#define TX_CMD_A_INT_4_BYTE_ALGN 0x00000000
	61	#define TX_CMD_A_INT_16_BYTE_ALGN 0x01000000
	62	#define TX_CMD_A_INT_32_BYTE_ALGN 0x02000000
	63	#define TX_CMD_A_INT_DATA_OFFSET 0x001F0000
	64	#define TX_CMD_A_INT_FIRST_SEG 0x00002000
	65	#define TX_CMD_A_INT_LAST_SEG 0x00001000
	66	#define TX_CMD_A_BUF_SIZE 0x000007FF
	67	#define TX_CMD_B_PKT_TAG 0xFFFF0000
	68	#define TX_CMD_B_ADD_CRC_DISABLE 0x00002000
	69	#define TX_CMD_B_DISABLE_PADDING 0x00001000
	70	#define TX_CMD_B_PKT_BYTE_LENGTH 0x000007FF
	71
736fead8	72	#define RX_STATUS_FIFO 0x40
75ba6d69 MF	73	#define RX_STS_PKT_LEN 0x3FFF0000
	74	#define RX_STS_ES 0x00008000
	75	#define RX_STS_BCST 0x00002000
	76	#define RX_STS_LEN_ERR 0x00001000
	77	#define RX_STS_RUNT_ERR 0x00000800
	78	#define RX_STS_MCAST 0x00000400
	79	#define RX_STS_TOO_LONG 0x00000080
	80	#define RX_STS_COLL 0x00000040
	81	#define RX_STS_ETH_TYPE 0x00000020
	82	#define RX_STS_WDOG_TMT 0x00000010
	83	#define RX_STS_MII_ERR 0x00000008
	84	#define RX_STS_DRIBBLING 0x00000004
	85	#define RX_STS_CRC_ERR 0x00000002
736fead8 BW	86	#define RX_STATUS_FIFO_PEEK 0x44
736fead8 BW	87	#define TX_STATUS_FIFO 0x48
75ba6d69 MF	88	#define TX_STS_TAG 0xFFFF0000
	89	#define TX_STS_ES 0x00008000
	90	#define TX_STS_LOC 0x00000800
	91	#define TX_STS_NO_CARR 0x00000400
	92	#define TX_STS_LATE_COLL 0x00000200
	93	#define TX_STS_MANY_COLL 0x00000100
	94	#define TX_STS_COLL_CNT 0x00000078
	95	#define TX_STS_MANY_DEFER 0x00000004
	96	#define TX_STS_UNDERRUN 0x00000002
	97	#define TX_STS_DEFERRED 0x00000001
736fead8 BW	98	#define TX_STATUS_FIFO_PEEK 0x4C
736fead8 BW	99	#define ID_REV 0x50
75ba6d69 MF	100	#define ID_REV_CHIP_ID 0xFFFF0000 /* RO */
	101	#define ID_REV_REV_ID 0x0000FFFF /* RO */
	102
736fead8	103	#define INT_CFG 0x54
75ba6d69 MF	104	#define INT_CFG_INT_DEAS 0xFF000000 /* R/W */
	105	#define INT_CFG_INT_DEAS_CLR 0x00004000
	106	#define INT_CFG_INT_DEAS_STS 0x00002000
	107	#define INT_CFG_IRQ_INT 0x00001000 /* RO */
	108	#define INT_CFG_IRQ_EN 0x00000100 /* R/W */
736fead8 BW	109	/* R/W Not Affected by SW Reset */
	110	#define INT_CFG_IRQ_POL 0x00000010
	111	/* R/W Not Affected by SW Reset */
	112	#define INT_CFG_IRQ_TYPE 0x00000001
75ba6d69	113
736fead8	114	#define INT_STS 0x58
75ba6d69 MF	115	#define INT_STS_SW_INT 0x80000000 /* R/WC */
	116	#define INT_STS_TXSTOP_INT 0x02000000 /* R/WC */
	117	#define INT_STS_RXSTOP_INT 0x01000000 /* R/WC */
	118	#define INT_STS_RXDFH_INT 0x00800000 /* R/WC */
	119	#define INT_STS_RXDF_INT 0x00400000 /* R/WC */
	120	#define INT_STS_TX_IOC 0x00200000 /* R/WC */
	121	#define INT_STS_RXD_INT 0x00100000 /* R/WC */
	122	#define INT_STS_GPT_INT 0x00080000 /* R/WC */
	123	#define INT_STS_PHY_INT 0x00040000 /* RO */
	124	#define INT_STS_PME_INT 0x00020000 /* R/WC */
	125	#define INT_STS_TXSO 0x00010000 /* R/WC */
	126	#define INT_STS_RWT 0x00008000 /* R/WC */
	127	#define INT_STS_RXE 0x00004000 /* R/WC */
	128	#define INT_STS_TXE 0x00002000 /* R/WC */
	129	/#define INT_STS_ERX 0x00001000/ /* R/WC */
	130	#define INT_STS_TDFU 0x00000800 /* R/WC */
	131	#define INT_STS_TDFO 0x00000400 /* R/WC */
	132	#define INT_STS_TDFA 0x00000200 /* R/WC */
	133	#define INT_STS_TSFF 0x00000100 /* R/WC */
	134	#define INT_STS_TSFL 0x00000080 /* R/WC */
	135	/#define INT_STS_RXDF 0x00000040/ /* R/WC */
	136	#define INT_STS_RDFO 0x00000040 /* R/WC */
	137	#define INT_STS_RDFL 0x00000020 /* R/WC */
	138	#define INT_STS_RSFF 0x00000010 /* R/WC */
	139	#define INT_STS_RSFL 0x00000008 /* R/WC */
	140	#define INT_STS_GPIO2_INT 0x00000004 /* R/WC */
	141	#define INT_STS_GPIO1_INT 0x00000002 /* R/WC */
	142	#define INT_STS_GPIO0_INT 0x00000001 /* R/WC */
736fead8	143	#define INT_EN 0x5C
75ba6d69 MF	144	#define INT_EN_SW_INT_EN 0x80000000 /* R/W */
	145	#define INT_EN_TXSTOP_INT_EN 0x02000000 /* R/W */
	146	#define INT_EN_RXSTOP_INT_EN 0x01000000 /* R/W */
	147	#define INT_EN_RXDFH_INT_EN 0x00800000 /* R/W */
	148	/#define INT_EN_RXDF_INT_EN 0x00400000/ /* R/W */
	149	#define INT_EN_TIOC_INT_EN 0x00200000 /* R/W */
	150	#define INT_EN_RXD_INT_EN 0x00100000 /* R/W */
	151	#define INT_EN_GPT_INT_EN 0x00080000 /* R/W */
	152	#define INT_EN_PHY_INT_EN 0x00040000 /* R/W */
	153	#define INT_EN_PME_INT_EN 0x00020000 /* R/W */
	154	#define INT_EN_TXSO_EN 0x00010000 /* R/W */
	155	#define INT_EN_RWT_EN 0x00008000 /* R/W */
	156	#define INT_EN_RXE_EN 0x00004000 /* R/W */
	157	#define INT_EN_TXE_EN 0x00002000 /* R/W */
	158	/#define INT_EN_ERX_EN 0x00001000/ /* R/W */
	159	#define INT_EN_TDFU_EN 0x00000800 /* R/W */
	160	#define INT_EN_TDFO_EN 0x00000400 /* R/W */
	161	#define INT_EN_TDFA_EN 0x00000200 /* R/W */
	162	#define INT_EN_TSFF_EN 0x00000100 /* R/W */
	163	#define INT_EN_TSFL_EN 0x00000080 /* R/W */
	164	/#define INT_EN_RXDF_EN 0x00000040/ /* R/W */
	165	#define INT_EN_RDFO_EN 0x00000040 /* R/W */
	166	#define INT_EN_RDFL_EN 0x00000020 /* R/W */
	167	#define INT_EN_RSFF_EN 0x00000010 /* R/W */
	168	#define INT_EN_RSFL_EN 0x00000008 /* R/W */
	169	#define INT_EN_GPIO2_INT 0x00000004 /* R/W */
	170	#define INT_EN_GPIO1_INT 0x00000002 /* R/W */
	171	#define INT_EN_GPIO0_INT 0x00000001 /* R/W */
	172
736fead8 BW	173	#define BYTE_TEST 0x64
736fead8 BW	174	#define FIFO_INT 0x68
75ba6d69 MF	175	#define FIFO_INT_TX_AVAIL_LEVEL 0xFF000000 /* R/W */
	176	#define FIFO_INT_TX_STS_LEVEL 0x00FF0000 /* R/W */
	177	#define FIFO_INT_RX_AVAIL_LEVEL 0x0000FF00 /* R/W */
	178	#define FIFO_INT_RX_STS_LEVEL 0x000000FF /* R/W */
	179
736fead8	180	#define RX_CFG 0x6C
75ba6d69 MF	181	#define RX_CFG_RX_END_ALGN 0xC0000000 /* R/W */
	182	#define RX_CFG_RX_END_ALGN4 0x00000000 /* R/W */
	183	#define RX_CFG_RX_END_ALGN16 0x40000000 /* R/W */
	184	#define RX_CFG_RX_END_ALGN32 0x80000000 /* R/W */
	185	#define RX_CFG_RX_DMA_CNT 0x0FFF0000 /* R/W */
	186	#define RX_CFG_RX_DUMP 0x00008000 /* R/W */
	187	#define RX_CFG_RXDOFF 0x00001F00 /* R/W */
	188	/#define RX_CFG_RXBAD 0x00000001/ /* R/W */
	189
736fead8	190	#define TX_CFG 0x70
75ba6d69	191	/#define TX_CFG_TX_DMA_LVL 0xE0000000/ /* R/W */
736fead8 BW	192	/* R/W Self Clearing */
736fead8 BW	193	/#define TX_CFG_TX_DMA_CNT 0x0FFF0000/
75ba6d69 MF	194	#define TX_CFG_TXS_DUMP 0x00008000 /* Self Clearing */
	195	#define TX_CFG_TXD_DUMP 0x00004000 /* Self Clearing */
	196	#define TX_CFG_TXSAO 0x00000004 /* R/W */
	197	#define TX_CFG_TX_ON 0x00000002 /* R/W */
	198	#define TX_CFG_STOP_TX 0x00000001 /* Self Clearing */
	199
736fead8	200	#define HW_CFG 0x74
75ba6d69 MF	201	#define HW_CFG_TTM 0x00200000 /* R/W */
	202	#define HW_CFG_SF 0x00100000 /* R/W */
	203	#define HW_CFG_TX_FIF_SZ 0x000F0000 /* R/W */
	204	#define HW_CFG_TR 0x00003000 /* R/W */
	205	#define HW_CFG_PHY_CLK_SEL 0x00000060 /* R/W */
	206	#define HW_CFG_PHY_CLK_SEL_INT_PHY 0x00000000 /* R/W */
	207	#define HW_CFG_PHY_CLK_SEL_EXT_PHY 0x00000020 /* R/W */
	208	#define HW_CFG_PHY_CLK_SEL_CLK_DIS 0x00000040 /* R/W */
	209	#define HW_CFG_SMI_SEL 0x00000010 /* R/W */
	210	#define HW_CFG_EXT_PHY_DET 0x00000008 /* RO */
	211	#define HW_CFG_EXT_PHY_EN 0x00000004 /* R/W */
	212	#define HW_CFG_32_16_BIT_MODE 0x00000004 /* RO */
	213	#define HW_CFG_SRST_TO 0x00000002 /* RO */
	214	#define HW_CFG_SRST 0x00000001 /* Self Clearing */
	215
736fead8	216	#define RX_DP_CTRL 0x78
75ba6d69 MF	217	#define RX_DP_CTRL_RX_FFWD 0x80000000 /* R/W */
	218	#define RX_DP_CTRL_FFWD_BUSY 0x80000000 /* RO */
	219
736fead8	220	#define RX_FIFO_INF 0x7C
75ba6d69 MF	221	#define RX_FIFO_INF_RXSUSED 0x00FF0000 /* RO */
	222	#define RX_FIFO_INF_RXDUSED 0x0000FFFF /* RO */
	223
736fead8	224	#define TX_FIFO_INF 0x80
75ba6d69 MF	225	#define TX_FIFO_INF_TSUSED 0x00FF0000 /* RO */
	226	#define TX_FIFO_INF_TDFREE 0x0000FFFF /* RO */
	227
736fead8	228	#define PMT_CTRL 0x84
75ba6d69 MF	229	#define PMT_CTRL_PM_MODE 0x00003000 /* Self Clearing */
	230	#define PMT_CTRL_PHY_RST 0x00000400 /* Self Clearing */
	231	#define PMT_CTRL_WOL_EN 0x00000200 /* R/W */
	232	#define PMT_CTRL_ED_EN 0x00000100 /* R/W */
736fead8 BW	233	/* R/W Not Affected by SW Reset */
736fead8 BW	234	#define PMT_CTRL_PME_TYPE 0x00000040
75ba6d69 MF	235	#define PMT_CTRL_WUPS 0x00000030 /* R/WC */
	236	#define PMT_CTRL_WUPS_NOWAKE 0x00000000 /* R/WC */
	237	#define PMT_CTRL_WUPS_ED 0x00000010 /* R/WC */
	238	#define PMT_CTRL_WUPS_WOL 0x00000020 /* R/WC */
	239	#define PMT_CTRL_WUPS_MULTI 0x00000030 /* R/WC */
	240	#define PMT_CTRL_PME_IND 0x00000008 /* R/W */
	241	#define PMT_CTRL_PME_POL 0x00000004 /* R/W */
736fead8 BW	242	/* R/W Not Affected by SW Reset */
736fead8 BW	243	#define PMT_CTRL_PME_EN 0x00000002
75ba6d69 MF	244	#define PMT_CTRL_READY 0x00000001 /* RO */
75ba6d69 MF	245
736fead8	246	#define GPIO_CFG 0x88
75ba6d69 MF	247	#define GPIO_CFG_LED3_EN 0x40000000 /* R/W */
	248	#define GPIO_CFG_LED2_EN 0x20000000 /* R/W */
	249	#define GPIO_CFG_LED1_EN 0x10000000 /* R/W */
	250	#define GPIO_CFG_GPIO2_INT_POL 0x04000000 /* R/W */
	251	#define GPIO_CFG_GPIO1_INT_POL 0x02000000 /* R/W */
	252	#define GPIO_CFG_GPIO0_INT_POL 0x01000000 /* R/W */
	253	#define GPIO_CFG_EEPR_EN 0x00700000 /* R/W */
	254	#define GPIO_CFG_GPIOBUF2 0x00040000 /* R/W */
	255	#define GPIO_CFG_GPIOBUF1 0x00020000 /* R/W */
	256	#define GPIO_CFG_GPIOBUF0 0x00010000 /* R/W */
	257	#define GPIO_CFG_GPIODIR2 0x00000400 /* R/W */
	258	#define GPIO_CFG_GPIODIR1 0x00000200 /* R/W */
	259	#define GPIO_CFG_GPIODIR0 0x00000100 /* R/W */
	260	#define GPIO_CFG_GPIOD4 0x00000010 /* R/W */
	261	#define GPIO_CFG_GPIOD3 0x00000008 /* R/W */
	262	#define GPIO_CFG_GPIOD2 0x00000004 /* R/W */
	263	#define GPIO_CFG_GPIOD1 0x00000002 /* R/W */
	264	#define GPIO_CFG_GPIOD0 0x00000001 /* R/W */
	265
736fead8	266	#define GPT_CFG 0x8C
75ba6d69 MF	267	#define GPT_CFG_TIMER_EN 0x20000000 /* R/W */
	268	#define GPT_CFG_GPT_LOAD 0x0000FFFF /* R/W */
	269
736fead8	270	#define GPT_CNT 0x90
75ba6d69 MF	271	#define GPT_CNT_GPT_CNT 0x0000FFFF /* RO */
75ba6d69 MF	272
736fead8 BW	273	#define ENDIAN 0x98
	274	#define FREE_RUN 0x9C
	275	#define RX_DROP 0xA0
	276	#define MAC_CSR_CMD 0xA4
75ba6d69 MF	277	#define MAC_CSR_CMD_CSR_BUSY 0x80000000 /* Self Clearing */
	278	#define MAC_CSR_CMD_R_NOT_W 0x40000000 /* R/W */
	279	#define MAC_CSR_CMD_CSR_ADDR 0x000000FF /* R/W */
	280
736fead8 BW	281	#define MAC_CSR_DATA 0xA8
736fead8 BW	282	#define AFC_CFG 0xAC
75ba6d69 MF	283	#define AFC_CFG_AFC_HI 0x00FF0000 /* R/W */
	284	#define AFC_CFG_AFC_LO 0x0000FF00 /* R/W */
	285	#define AFC_CFG_BACK_DUR 0x000000F0 /* R/W */
	286	#define AFC_CFG_FCMULT 0x00000008 /* R/W */
	287	#define AFC_CFG_FCBRD 0x00000004 /* R/W */
	288	#define AFC_CFG_FCADD 0x00000002 /* R/W */
	289	#define AFC_CFG_FCANY 0x00000001 /* R/W */
	290
736fead8	291	#define E2P_CMD 0xB0
75ba6d69 MF	292	#define E2P_CMD_EPC_BUSY 0x80000000 /* Self Clearing */
	293	#define E2P_CMD_EPC_CMD 0x70000000 /* R/W */
	294	#define E2P_CMD_EPC_CMD_READ 0x00000000 /* R/W */
	295	#define E2P_CMD_EPC_CMD_EWDS 0x10000000 /* R/W */
	296	#define E2P_CMD_EPC_CMD_EWEN 0x20000000 /* R/W */
	297	#define E2P_CMD_EPC_CMD_WRITE 0x30000000 /* R/W */
	298	#define E2P_CMD_EPC_CMD_WRAL 0x40000000 /* R/W */
	299	#define E2P_CMD_EPC_CMD_ERASE 0x50000000 /* R/W */
	300	#define E2P_CMD_EPC_CMD_ERAL 0x60000000 /* R/W */
	301	#define E2P_CMD_EPC_CMD_RELOAD 0x70000000 /* R/W */
	302	#define E2P_CMD_EPC_TIMEOUT 0x00000200 /* RO */
	303	#define E2P_CMD_MAC_ADDR_LOADED 0x00000100 /* RO */
	304	#define E2P_CMD_EPC_ADDR 0x000000FF /* R/W */
	305
736fead8	306	#define E2P_DATA 0xB4
75ba6d69 MF	307	#define E2P_DATA_EEPROM_DATA 0x000000FF /* R/W */
	308	/* end of LAN register offsets and bit definitions */
	309
	310	/* MAC Control and Status registers */
	311	#define MAC_CR 0x01 /* R/W */
	312
	313	/* MAC_CR - MAC Control Register */
	314	#define MAC_CR_RXALL 0x80000000
	315	/* TODO: delete this bit? It is not described in the data sheet. */
	316	#define MAC_CR_HBDIS 0x10000000
	317	#define MAC_CR_RCVOWN 0x00800000
	318	#define MAC_CR_LOOPBK 0x00200000
	319	#define MAC_CR_FDPX 0x00100000
	320	#define MAC_CR_MCPAS 0x00080000
	321	#define MAC_CR_PRMS 0x00040000
	322	#define MAC_CR_INVFILT 0x00020000
	323	#define MAC_CR_PASSBAD 0x00010000
	324	#define MAC_CR_HFILT 0x00008000
	325	#define MAC_CR_HPFILT 0x00002000
	326	#define MAC_CR_LCOLL 0x00001000
	327	#define MAC_CR_BCAST 0x00000800
	328	#define MAC_CR_DISRTY 0x00000400
	329	#define MAC_CR_PADSTR 0x00000100
	330	#define MAC_CR_BOLMT_MASK 0x000000C0
	331	#define MAC_CR_DFCHK 0x00000020
	332	#define MAC_CR_TXEN 0x00000008
	333	#define MAC_CR_RXEN 0x00000004
	334
	335	#define ADDRH 0x02 /* R/W mask 0x0000FFFFUL */
	336	#define ADDRL 0x03 /* R/W mask 0xFFFFFFFFUL */
	337	#define HASHH 0x04 /* R/W */
	338	#define HASHL 0x05 /* R/W */
	339
	340	#define MII_ACC 0x06 /* R/W */
	341	#define MII_ACC_PHY_ADDR 0x0000F800
	342	#define MII_ACC_MIIRINDA 0x000007C0
	343	#define MII_ACC_MII_WRITE 0x00000002
	344	#define MII_ACC_MII_BUSY 0x00000001
	345
	346	#define MII_DATA 0x07 /* R/W mask 0x0000FFFFUL */
	347
	348	#define FLOW 0x08 /* R/W */
	349	#define FLOW_FCPT 0xFFFF0000
	350	#define FLOW_FCPASS 0x00000004
	351	#define FLOW_FCEN 0x00000002
	352	#define FLOW_FCBSY 0x00000001
	353
	354	#define VLAN1 0x09 /* R/W mask 0x0000FFFFUL */
	355	#define VLAN1_VTI1 0x0000ffff
	356
	357	#define VLAN2 0x0A /* R/W mask 0x0000FFFFUL */
	358	#define VLAN2_VTI2 0x0000ffff
	359
	360	#define WUFF 0x0B /* WO */
	361
	362	#define WUCSR 0x0C /* R/W */
	363	#define WUCSR_GUE 0x00000200
	364	#define WUCSR_WUFR 0x00000040
	365	#define WUCSR_MPR 0x00000020
	366	#define WUCSR_WAKE_EN 0x00000004
	367	#define WUCSR_MPEN 0x00000002
	368
	369	/* Chip ID values */
af5de5d7	370	#define CHIP_89218 0x218a
75ba6d69 MF	371	#define CHIP_9115 0x115
	372	#define CHIP_9116 0x116
	373	#define CHIP_9117 0x117
	374	#define CHIP_9118 0x118
	375	#define CHIP_9211 0x9211
	376	#define CHIP_9215 0x115a
	377	#define CHIP_9216 0x116a
	378	#define CHIP_9217 0x117a
	379	#define CHIP_9218 0x118a
c55096c0	380	#define CHIP_9220 0x9220
2ea20efa	381	#define CHIP_9221 0x9221
75ba6d69 MF	382
	383	struct chip_id {
	384	u16 id;
	385	char *name;
	386	};
	387
	388	static const struct chip_id chip_ids[] = {
af5de5d7	389	{ CHIP_89218, "LAN89218" },
75ba6d69 MF	390	{ CHIP_9115, "LAN9115" },
	391	{ CHIP_9116, "LAN9116" },
	392	{ CHIP_9117, "LAN9117" },
	393	{ CHIP_9118, "LAN9118" },
	394	{ CHIP_9211, "LAN9211" },
	395	{ CHIP_9215, "LAN9215" },
	396	{ CHIP_9216, "LAN9216" },
	397	{ CHIP_9217, "LAN9217" },
	398	{ CHIP_9218, "LAN9218" },
c55096c0	399	{ CHIP_9220, "LAN9220" },
2ea20efa	400	{ CHIP_9221, "LAN9221" },
75ba6d69 MF	401	{ 0, NULL },
	402	};
	403
736fead8	404	static u32 smc911x_get_mac_csr(struct eth_device *dev, u8 reg)
75ba6d69	405	{
736fead8	406	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
75ba6d69	407	;
736fead8 BW	408	smc911x_reg_write(dev, MAC_CSR_CMD,
	409	MAC_CSR_CMD_CSR_BUSY \| MAC_CSR_CMD_R_NOT_W \| reg);
	410	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
75ba6d69 MF	411	;
75ba6d69 MF	412
736fead8	413	return smc911x_reg_read(dev, MAC_CSR_DATA);
75ba6d69 MF	414	}
75ba6d69 MF	415
736fead8	416	static void smc911x_set_mac_csr(struct eth_device *dev, u8 reg, u32 data)
75ba6d69	417	{
736fead8	418	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
75ba6d69	419	;
736fead8 BW	420	smc911x_reg_write(dev, MAC_CSR_DATA, data);
	421	smc911x_reg_write(dev, MAC_CSR_CMD, MAC_CSR_CMD_CSR_BUSY \| reg);
	422	while (smc911x_reg_read(dev, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
75ba6d69 MF	423	;
	424	}
	425
736fead8	426	static int smc911x_detect_chip(struct eth_device *dev)
75ba6d69 MF	427	{
	428	unsigned long val, i;
	429
736fead8	430	val = smc911x_reg_read(dev, BYTE_TEST);
2a6cc97b OJ	431	if (val == 0xffffffff) {
	432	/* Special case -- no chip present */
	433	return -1;
	434	} else if (val != 0x87654321) {
75ba6d69 MF	435	printf(DRIVERNAME ": Invalid chip endian 0x%08lx\n", val);
	436	return -1;
	437	}
	438
736fead8	439	val = smc911x_reg_read(dev, ID_REV) >> 16;
75ba6d69 MF	440	for (i = 0; chip_ids[i].id != 0; i++) {
	441	if (chip_ids[i].id == val) break;
	442	}
	443	if (!chip_ids[i].id) {
	444	printf(DRIVERNAME ": Unknown chip ID %04lx\n", val);
	445	return -1;
	446	}
	447
2a6cc97b	448	dev->priv = (void *)&chip_ids[i];
75ba6d69 MF	449
	450	return 0;
	451	}
	452
736fead8	453	static void smc911x_reset(struct eth_device *dev)
75ba6d69 MF	454	{
	455	int timeout;
	456
3c8849df	457	/*
	458	* Take out of PM setting first
	459	* Device is already wake up if PMT_CTRL_READY bit is set
	460	*/
	461	if ((smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY) == 0) {
75ba6d69	462	/* Write to the bytetest will take out of powerdown */
736fead8	463	smc911x_reg_write(dev, BYTE_TEST, 0x0);
75ba6d69 MF	464
	465	timeout = 10;
	466
736fead8 BW	467	while (timeout-- &&
736fead8 BW	468	!(smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY))
75ba6d69	469	udelay(10);
bee0dc2f	470	if (timeout < 0) {
75ba6d69 MF	471	printf(DRIVERNAME
	472	": timeout waiting for PM restore\n");
	473	return;
	474	}
	475	}
	476
	477	/* Disable interrupts */
736fead8	478	smc911x_reg_write(dev, INT_EN, 0);
75ba6d69	479
736fead8	480	smc911x_reg_write(dev, HW_CFG, HW_CFG_SRST);
75ba6d69 MF	481
75ba6d69 MF	482	timeout = 1000;
736fead8	483	while (timeout-- && smc911x_reg_read(dev, E2P_CMD) & E2P_CMD_EPC_BUSY)
75ba6d69 MF	484	udelay(10);
75ba6d69 MF	485
bee0dc2f	486	if (timeout < 0) {
75ba6d69 MF	487	printf(DRIVERNAME ": reset timeout\n");
	488	return;
	489	}
	490
	491	/* Reset the FIFO level and flow control settings */
736fead8 BW	492	smc911x_set_mac_csr(dev, FLOW, FLOW_FCPT \| FLOW_FCEN);
736fead8 BW	493	smc911x_reg_write(dev, AFC_CFG, 0x0050287F);
75ba6d69 MF	494
75ba6d69 MF	495	/* Set to LED outputs */
736fead8	496	smc911x_reg_write(dev, GPIO_CFG, 0x70070000);
75ba6d69 MF	497	}
	498
	499	#endif