+// SPDX-License-Identifier: GPL-2.0+
/*
* SMSC LAN9[12]1[567] Network driver
*
* (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
*/
#include <common.h>
#include <command.h>
+#include <malloc.h>
#include <net.h>
#include <miiphy.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+#include <linux/types.h>
-#if defined (CONFIG_DRIVER_SMC911X_32_BIT) && \
- defined (CONFIG_DRIVER_SMC911X_16_BIT)
-#error "SMC911X: Only one of CONFIG_DRIVER_SMC911X_32_BIT and \
- CONFIG_DRIVER_SMC911X_16_BIT shall be set"
-#endif
-
-#if defined (CONFIG_DRIVER_SMC911X_32_BIT)
-static inline u32 reg_read(u32 addr)
-{
- return *(volatile u32*)addr;
-}
-static inline void reg_write(u32 addr, u32 val)
-{
- *(volatile u32*)addr = val;
-}
-#elif defined (CONFIG_DRIVER_SMC911X_16_BIT)
-static inline u32 reg_read(u32 addr)
-{
- volatile u16 *addr_16 = (u16 *)addr;
- return ((*addr_16 & 0x0000ffff) | (*(addr_16 + 1) << 16));
-}
-static inline void reg_write(u32 addr, u32 val)
-{
- *(volatile u16*)addr = (u16)val;
- *(volatile u16*)(addr + 2) = (u16)(val >> 16);
-}
-#else
-#error "SMC911X: undefined bus width"
-#endif /* CONFIG_DRIVER_SMC911X_16_BIT */
-
-u32 pkt_data_pull(u32 addr) \
- __attribute__ ((weak, alias ("reg_read")));
-void pkt_data_push(u32 addr, u32 val) \
- __attribute__ ((weak, alias ("reg_write")));
-
-#define mdelay(n) udelay((n)*1000)
-
-/* Below are the register offsets and bit definitions
- * of the Lan911x memory space
- */
-#define RX_DATA_FIFO (CONFIG_DRIVER_SMC911X_BASE + 0x00)
-
-#define TX_DATA_FIFO (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x44)
-#define TX_STATUS_FIFO (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x4C)
-#define ID_REV (CONFIG_DRIVER_SMC911X_BASE + 0x50)
-#define ID_REV_CHIP_ID 0xFFFF0000 /* RO */
-#define ID_REV_REV_ID 0x0000FFFF /* RO */
-
-#define INT_CFG (CONFIG_DRIVER_SMC911X_BASE + 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 */
-#define INT_CFG_IRQ_POL 0x00000010 /* R/W Not Affected by SW Reset */
-#define INT_CFG_IRQ_TYPE 0x00000001 /* R/W Not Affected by SW Reset */
-
-#define INT_STS (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x64)
-#define FIFO_INT (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x70)
-/*#define TX_CFG_TX_DMA_LVL 0xE0000000*/ /* R/W */
-/*#define TX_CFG_TX_DMA_CNT 0x0FFF0000*/ /* R/W Self Clearing */
-#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 (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x78)
-#define RX_DP_CTRL_RX_FFWD 0x80000000 /* R/W */
-#define RX_DP_CTRL_FFWD_BUSY 0x80000000 /* RO */
-
-#define RX_FIFO_INF (CONFIG_DRIVER_SMC911X_BASE + 0x7C)
-#define RX_FIFO_INF_RXSUSED 0x00FF0000 /* RO */
-#define RX_FIFO_INF_RXDUSED 0x0000FFFF /* RO */
-
-#define TX_FIFO_INF (CONFIG_DRIVER_SMC911X_BASE + 0x80)
-#define TX_FIFO_INF_TSUSED 0x00FF0000 /* RO */
-#define TX_FIFO_INF_TDFREE 0x0000FFFF /* RO */
-
-#define PMT_CTRL (CONFIG_DRIVER_SMC911X_BASE + 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 */
-#define PMT_CTRL_PME_TYPE 0x00000040 /* R/W Not Affected by SW Reset */
-#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 */
-#define PMT_CTRL_PME_EN 0x00000002 /* R/W Not Affected by SW Reset */
-#define PMT_CTRL_READY 0x00000001 /* RO */
-
-#define GPIO_CFG (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0x8C)
-#define GPT_CFG_TIMER_EN 0x20000000 /* R/W */
-#define GPT_CFG_GPT_LOAD 0x0000FFFF /* R/W */
-
-#define GPT_CNT (CONFIG_DRIVER_SMC911X_BASE + 0x90)
-#define GPT_CNT_GPT_CNT 0x0000FFFF /* RO */
-
-#define ENDIAN (CONFIG_DRIVER_SMC911X_BASE + 0x98)
-#define FREE_RUN (CONFIG_DRIVER_SMC911X_BASE + 0x9C)
-#define RX_DROP (CONFIG_DRIVER_SMC911X_BASE + 0xA0)
-#define MAC_CSR_CMD (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 0xA8)
-#define AFC_CFG (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 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 (CONFIG_DRIVER_SMC911X_BASE + 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_9115 0x115
-#define CHIP_9116 0x116
-#define CHIP_9117 0x117
-#define CHIP_9118 0x118
-#define CHIP_9215 0x115a
-#define CHIP_9216 0x116a
-#define CHIP_9217 0x117a
-#define CHIP_9218 0x118a
+#include "smc911x.h"
struct chip_id {
u16 id;
char *name;
};
+struct smc911x_priv {
+#ifndef CONFIG_DM_ETH
+ struct eth_device dev;
+#endif
+ phys_addr_t iobase;
+ const struct chip_id *chipid;
+ unsigned char enetaddr[6];
+};
+
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 },
};
#define DRIVERNAME "smc911x"
-u32 smc911x_get_mac_csr(u8 reg)
+#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 u32 smc911x_reg_read(struct smc911x_priv *priv, u32 offset)
+{
+ return readl(priv->iobase + offset);
+}
+
+static void smc911x_reg_write(struct smc911x_priv *priv, u32 offset, u32 val)
{
- while (reg_read(MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
+ writel(val, priv->iobase + offset);
+}
+#elif defined (CONFIG_SMC911X_16_BIT)
+static u32 smc911x_reg_read(struct smc911x_priv *priv, u32 offset)
+{
+ return (readw(priv->iobase + offset) & 0xffff) |
+ (readw(priv->iobase + offset + 2) << 16);
+}
+static void smc911x_reg_write(struct smc911x_priv *priv, u32 offset, u32 val)
+{
+ writew(val & 0xffff, priv->iobase + offset);
+ writew(val >> 16, priv->iobase + offset + 2);
+}
+#else
+#error "SMC911X: undefined bus width"
+#endif /* CONFIG_SMC911X_16_BIT */
+
+static u32 smc911x_get_mac_csr(struct smc911x_priv *priv, u8 reg)
+{
+ while (smc911x_reg_read(priv, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
;
- reg_write(MAC_CSR_CMD, MAC_CSR_CMD_CSR_BUSY | MAC_CSR_CMD_R_NOT_W | reg);
- while (reg_read(MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
+ smc911x_reg_write(priv, MAC_CSR_CMD,
+ MAC_CSR_CMD_CSR_BUSY | MAC_CSR_CMD_R_NOT_W | reg);
+ while (smc911x_reg_read(priv, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
;
- return reg_read(MAC_CSR_DATA);
+ return smc911x_reg_read(priv, MAC_CSR_DATA);
}
-void smc911x_set_mac_csr(u8 reg, u32 data)
+static void smc911x_set_mac_csr(struct smc911x_priv *priv, u8 reg, u32 data)
{
- while (reg_read(MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
+ while (smc911x_reg_read(priv, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
;
- reg_write(MAC_CSR_DATA, data);
- reg_write(MAC_CSR_CMD, MAC_CSR_CMD_CSR_BUSY | reg);
- while (reg_read(MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
+ smc911x_reg_write(priv, MAC_CSR_DATA, data);
+ smc911x_reg_write(priv, MAC_CSR_CMD, MAC_CSR_CMD_CSR_BUSY | reg);
+ while (smc911x_reg_read(priv, MAC_CSR_CMD) & MAC_CSR_CMD_CSR_BUSY)
;
}
-static int smx911x_handle_mac_address(bd_t *bd)
+static int smc911x_detect_chip(struct smc911x_priv *priv)
{
- unsigned long addrh, addrl;
- unsigned char *m = bd->bi_enetaddr;
-
- /* if the environment has a valid mac address then use it */
- if ((m[0] | m[1] | m[2] | m[3] | m[4] | m[5])) {
- addrl = m[0] | m[1] << 8 | m[2] << 16 | m[3] << 24;
- addrh = m[4] | m[5] << 8;
- smc911x_set_mac_csr(ADDRH, addrh);
- smc911x_set_mac_csr(ADDRL, addrl);
- } else {
- /* if not, try to get one from the eeprom */
- addrh = smc911x_get_mac_csr(ADDRH);
- addrl = smc911x_get_mac_csr(ADDRL);
-
- m[0] = (addrl ) & 0xff;
- m[1] = (addrl >> 8 ) & 0xff;
- m[2] = (addrl >> 16 ) & 0xff;
- m[3] = (addrl >> 24 ) & 0xff;
- m[4] = (addrh ) & 0xff;
- m[5] = (addrh >> 8 ) & 0xff;
-
- /* we get 0xff when there is no eeprom connected */
- if ((m[0] & m[1] & m[2] & m[3] & m[4] & m[5]) == 0xff) {
- printf(DRIVERNAME ": no valid mac address in environment "
- "and no eeprom found\n");
- return -1;
- }
+ unsigned long val, i;
+
+ val = smc911x_reg_read(priv, 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(priv, 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;
}
- printf(DRIVERNAME ": MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
- m[0], m[1], m[2], m[3], m[4], m[5]);
+ priv->chipid = &chip_ids[i];
return 0;
}
-static int smc911x_miiphy_read(u8 phy, u8 reg, u16 *val)
+static void smc911x_reset(struct smc911x_priv *priv)
+{
+ int timeout;
+
+ /*
+ * Take out of PM setting first
+ * Device is already wake up if PMT_CTRL_READY bit is set
+ */
+ if ((smc911x_reg_read(priv, PMT_CTRL) & PMT_CTRL_READY) == 0) {
+ /* Write to the bytetest will take out of powerdown */
+ smc911x_reg_write(priv, BYTE_TEST, 0x0);
+
+ timeout = 10;
+
+ while (timeout-- &&
+ !(smc911x_reg_read(priv, PMT_CTRL) & PMT_CTRL_READY))
+ udelay(10);
+ if (timeout < 0) {
+ printf(DRIVERNAME
+ ": timeout waiting for PM restore\n");
+ return;
+ }
+ }
+
+ /* Disable interrupts */
+ smc911x_reg_write(priv, INT_EN, 0);
+
+ smc911x_reg_write(priv, HW_CFG, HW_CFG_SRST);
+
+ timeout = 1000;
+ while (timeout-- && smc911x_reg_read(priv, 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(priv, FLOW, FLOW_FCPT | FLOW_FCEN);
+ smc911x_reg_write(priv, AFC_CFG, 0x0050287F);
+
+ /* Set to LED outputs */
+ smc911x_reg_write(priv, GPIO_CFG, 0x70070000);
+}
+
+static void smc911x_handle_mac_address(struct smc911x_priv *priv)
+{
+ unsigned long addrh, addrl;
+ unsigned char *m = priv->enetaddr;
+
+ addrl = m[0] | (m[1] << 8) | (m[2] << 16) | (m[3] << 24);
+ addrh = m[4] | (m[5] << 8);
+ smc911x_set_mac_csr(priv, ADDRL, addrl);
+ smc911x_set_mac_csr(priv, ADDRH, addrh);
+
+ printf(DRIVERNAME ": MAC %pM\n", m);
+}
+
+static bool smc911x_read_mac_address(struct smc911x_priv *priv)
{
- while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY)
+ u32 addrh, addrl;
+
+ /* address is obtained from optional eeprom */
+ addrh = smc911x_get_mac_csr(priv, ADDRH);
+ addrl = smc911x_get_mac_csr(priv, ADDRL);
+ if (addrl == 0xffffffff && addrh == 0x0000ffff)
+ return false;
+
+ priv->enetaddr[0] = addrl;
+ priv->enetaddr[1] = addrl >> 8;
+ priv->enetaddr[2] = addrl >> 16;
+ priv->enetaddr[3] = addrl >> 24;
+ priv->enetaddr[4] = addrh;
+ priv->enetaddr[5] = addrh >> 8;
+
+ return true;
+}
+
+static int smc911x_eth_phy_read(struct smc911x_priv *priv,
+ u8 phy, u8 reg, u16 *val)
+{
+ while (smc911x_get_mac_csr(priv, MII_ACC) & MII_ACC_MII_BUSY)
;
- smc911x_set_mac_csr(MII_ACC, phy << 11 | reg << 6 | MII_ACC_MII_BUSY);
+ smc911x_set_mac_csr(priv, MII_ACC, phy << 11 | reg << 6 |
+ MII_ACC_MII_BUSY);
- while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY)
+ while (smc911x_get_mac_csr(priv, MII_ACC) & MII_ACC_MII_BUSY)
;
- *val = smc911x_get_mac_csr(MII_DATA);
+ *val = smc911x_get_mac_csr(priv, MII_DATA);
return 0;
}
-static int smc911x_miiphy_write(u8 phy, u8 reg, u16 val)
+static int smc911x_eth_phy_write(struct smc911x_priv *priv,
+ u8 phy, u8 reg, u16 val)
{
- while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY)
+ while (smc911x_get_mac_csr(priv, MII_ACC) & MII_ACC_MII_BUSY)
;
- smc911x_set_mac_csr(MII_DATA, val);
- smc911x_set_mac_csr(MII_ACC,
+ smc911x_set_mac_csr(priv, MII_DATA, val);
+ smc911x_set_mac_csr(priv, MII_ACC,
phy << 11 | reg << 6 | MII_ACC_MII_BUSY | MII_ACC_MII_WRITE);
- while (smc911x_get_mac_csr(MII_ACC) & MII_ACC_MII_BUSY)
+ while (smc911x_get_mac_csr(priv, MII_ACC) & MII_ACC_MII_BUSY)
;
return 0;
}
-static int smc911x_phy_reset(void)
+static int smc911x_phy_reset(struct smc911x_priv *priv)
{
u32 reg;
- reg = reg_read(PMT_CTRL);
+ reg = smc911x_reg_read(priv, PMT_CTRL);
reg &= ~0xfffff030;
reg |= PMT_CTRL_PHY_RST;
- reg_write(PMT_CTRL, reg);
+ smc911x_reg_write(priv, PMT_CTRL, reg);
mdelay(100);
return 0;
}
-static void smc911x_phy_configure(void)
+static void smc911x_phy_configure(struct smc911x_priv *priv)
{
int timeout;
u16 status;
- smc911x_phy_reset();
+ smc911x_phy_reset(priv);
- smc911x_miiphy_write(1, PHY_BMCR, PHY_BMCR_RESET);
+ smc911x_eth_phy_write(priv, 1, MII_BMCR, BMCR_RESET);
mdelay(1);
- smc911x_miiphy_write(1, PHY_ANAR, 0x01e1);
- smc911x_miiphy_write(1, PHY_BMCR, PHY_BMCR_AUTON | PHY_BMCR_RST_NEG);
+ smc911x_eth_phy_write(priv, 1, MII_ADVERTISE, 0x01e1);
+ smc911x_eth_phy_write(priv, 1, MII_BMCR, BMCR_ANENABLE |
+ BMCR_ANRESTART);
timeout = 5000;
do {
if ((timeout--) == 0)
goto err_out;
- if (smc911x_miiphy_read(1, PHY_BMSR, &status) != 0)
+ if (smc911x_eth_phy_read(priv, 1, MII_BMSR, &status) != 0)
goto err_out;
- } while (!(status & PHY_BMSR_LS));
+ } while (!(status & BMSR_LSTATUS));
printf(DRIVERNAME ": phy initialized\n");
printf(DRIVERNAME ": autonegotiation timed out\n");
}
-static void smc911x_reset(void)
-{
- int timeout;
-
- /* Take out of PM setting first */
- if (reg_read(PMT_CTRL) & PMT_CTRL_READY) {
- /* Write to the bytetest will take out of powerdown */
- reg_write(BYTE_TEST, 0x0);
-
- timeout = 10;
-
- while (timeout-- && !(reg_read(PMT_CTRL) & PMT_CTRL_READY))
- udelay(10);
- if (!timeout) {
- printf(DRIVERNAME
- ": timeout waiting for PM restore\n");
- return;
- }
- }
-
- /* Disable interrupts */
- reg_write(INT_EN, 0);
-
- reg_write(HW_CFG, HW_CFG_SRST);
-
- timeout = 1000;
- while (timeout-- && reg_read(E2P_CMD) & E2P_CMD_EPC_BUSY)
- udelay(10);
-
- if (!timeout) {
- printf(DRIVERNAME ": reset timeout\n");
- return;
- }
-
- /* Reset the FIFO level and flow control settings */
- smc911x_set_mac_csr(FLOW, FLOW_FCPT | FLOW_FCEN);
- reg_write(AFC_CFG, 0x0050287F);
-
- /* Set to LED outputs */
- reg_write(GPIO_CFG, 0x70070000);
-}
-
-static void smc911x_enable(void)
+static void smc911x_enable(struct smc911x_priv *priv)
{
/* Enable TX */
- reg_write(HW_CFG, 8 << 16 | HW_CFG_SF);
+ smc911x_reg_write(priv, HW_CFG, 8 << 16 | HW_CFG_SF);
- reg_write(GPT_CFG, GPT_CFG_TIMER_EN | 10000);
+ smc911x_reg_write(priv, GPT_CFG, GPT_CFG_TIMER_EN | 10000);
- reg_write(TX_CFG, TX_CFG_TX_ON);
+ smc911x_reg_write(priv, TX_CFG, TX_CFG_TX_ON);
/* no padding to start of packets */
- reg_write(RX_CFG, 0);
-
- smc911x_set_mac_csr(MAC_CR, MAC_CR_TXEN | MAC_CR_RXEN | MAC_CR_HBDIS);
+ smc911x_reg_write(priv, RX_CFG, 0);
+ smc911x_set_mac_csr(priv, MAC_CR, MAC_CR_TXEN | MAC_CR_RXEN |
+ MAC_CR_HBDIS);
}
-int eth_init(bd_t *bd)
+static int smc911x_init_common(struct smc911x_priv *priv)
{
- unsigned long val, i;
+ const struct chip_id *id = priv->chipid;
- printf(DRIVERNAME ": initializing\n");
+ printf(DRIVERNAME ": detected %s controller\n", id->name);
- val = reg_read(BYTE_TEST);
- if (val != 0x87654321) {
- printf(DRIVERNAME ": Invalid chip endian 0x%08lx\n", val);
- goto err_out;
- }
-
- val = reg_read(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);
- goto err_out;
- }
-
- printf(DRIVERNAME ": detected %s controller\n", chip_ids[i].name);
-
- smc911x_reset();
+ smc911x_reset(priv);
/* Configure the PHY, initialize the link state */
- smc911x_phy_configure();
+ smc911x_phy_configure(priv);
- if (smx911x_handle_mac_address(bd))
- goto err_out;
+ smc911x_handle_mac_address(priv);
/* Turn on Tx + Rx */
- smc911x_enable();
+ smc911x_enable(priv);
return 0;
-
-err_out:
- return -1;
}
-int eth_send(volatile void *packet, int length)
+static int smc911x_send_common(struct smc911x_priv *priv,
+ void *packet, int length)
{
u32 *data = (u32*)packet;
u32 tmplen;
u32 status;
- reg_write(TX_DATA_FIFO, TX_CMD_A_INT_FIRST_SEG | TX_CMD_A_INT_LAST_SEG | length);
- reg_write(TX_DATA_FIFO, length);
+ smc911x_reg_write(priv, TX_DATA_FIFO, TX_CMD_A_INT_FIRST_SEG |
+ TX_CMD_A_INT_LAST_SEG | length);
+ smc911x_reg_write(priv, TX_DATA_FIFO, length);
tmplen = (length + 3) / 4;
while (tmplen--)
- pkt_data_push(TX_DATA_FIFO, *data++);
+ smc911x_reg_write(priv, TX_DATA_FIFO, *data++);
/* wait for transmission */
- while (!((reg_read(TX_FIFO_INF) & TX_FIFO_INF_TSUSED) >> 16));
+ while (!((smc911x_reg_read(priv, TX_FIFO_INF) &
+ TX_FIFO_INF_TSUSED) >> 16));
/* get status. Ignore 'no carrier' error, it has no meaning for
* full duplex operation
*/
- status = reg_read(TX_STATUS_FIFO) & (TX_STS_LOC | TX_STS_LATE_COLL |
- TX_STS_MANY_COLL | TX_STS_MANY_DEFER | TX_STS_UNDERRUN);
+ status = smc911x_reg_read(priv, TX_STATUS_FIFO) &
+ (TX_STS_LOC | TX_STS_LATE_COLL | TX_STS_MANY_COLL |
+ TX_STS_MANY_DEFER | TX_STS_UNDERRUN);
if (!status)
return 0;
return -1;
}
-void eth_halt(void)
+static void smc911x_halt_common(struct smc911x_priv *priv)
{
- smc911x_reset();
+ smc911x_reset(priv);
+ smc911x_handle_mac_address(priv);
}
-int eth_rx(void)
+static int smc911x_recv_common(struct smc911x_priv *priv, u32 *data)
{
- u32 *data = (u32 *)NetRxPackets[0];
u32 pktlen, tmplen;
u32 status;
- if ((reg_read(RX_FIFO_INF) & RX_FIFO_INF_RXSUSED) >> 16) {
- status = reg_read(RX_STATUS_FIFO);
- pktlen = (status & RX_STS_PKT_LEN) >> 16;
+ status = smc911x_reg_read(priv, RX_FIFO_INF);
+ if (!(status & RX_FIFO_INF_RXSUSED))
+ return 0;
+
+ status = smc911x_reg_read(priv, RX_STATUS_FIFO);
+ pktlen = (status & RX_STS_PKT_LEN) >> 16;
- reg_write(RX_CFG, 0);
+ smc911x_reg_write(priv, RX_CFG, 0);
- tmplen = (pktlen + 2+ 3) / 4;
- while (tmplen--)
- *data++ = pkt_data_pull(RX_DATA_FIFO);
+ tmplen = (pktlen + 3) / 4;
+ while (tmplen--)
+ *data++ = smc911x_reg_read(priv, RX_DATA_FIFO);
- if (status & RX_STS_ES)
- printf(DRIVERNAME
- ": dropped bad packet. Status: 0x%08x\n",
- status);
- else
- NetReceive(NetRxPackets[0], pktlen);
+ if (status & RX_STS_ES) {
+ printf(DRIVERNAME
+ ": dropped bad packet. Status: 0x%08x\n",
+ status);
+ return 0;
+ }
+
+ return pktlen;
+}
+
+#ifndef CONFIG_DM_ETH
+
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
+/* wrapper for smc911x_eth_phy_read */
+static int smc911x_miiphy_read(struct mii_dev *bus, int phy, int devad,
+ int reg)
+{
+ struct eth_device *dev = eth_get_dev_by_name(bus->name);
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+ u16 val = 0;
+ int ret;
+
+ if (!dev || !priv)
+ return -ENODEV;
+
+ ret = smc911x_eth_phy_read(priv, phy, reg, &val);
+ if (ret < 0)
+ return ret;
+
+ return val;
+}
+
+/* wrapper for smc911x_eth_phy_write */
+static int smc911x_miiphy_write(struct mii_dev *bus, int phy, int devad,
+ int reg, u16 val)
+{
+ struct eth_device *dev = eth_get_dev_by_name(bus->name);
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+
+ if (!dev || !priv)
+ return -ENODEV;
+
+ return smc911x_eth_phy_write(priv, phy, reg, val);
+}
+
+static int smc911x_initialize_mii(struct smc911x_priv *priv)
+{
+ struct mii_dev *mdiodev = mdio_alloc();
+ int ret;
+
+ if (!mdiodev)
+ return -ENOMEM;
+
+ strncpy(mdiodev->name, priv->dev.name, MDIO_NAME_LEN);
+ mdiodev->read = smc911x_miiphy_read;
+ mdiodev->write = smc911x_miiphy_write;
+
+ ret = mdio_register(mdiodev);
+ if (ret < 0) {
+ mdio_free(mdiodev);
+ return ret;
}
return 0;
}
+#else
+static int smc911x_initialize_mii(struct smc911x_priv *priv)
+{
+ return 0;
+}
+#endif
+
+static int smc911x_init(struct eth_device *dev, struct bd_info *bd)
+{
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+
+ return smc911x_init_common(priv);
+}
+
+static void smc911x_halt(struct eth_device *dev)
+{
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+
+ smc911x_halt_common(priv);
+}
+
+static int smc911x_send(struct eth_device *dev, void *packet, int length)
+{
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+
+ return smc911x_send_common(priv, packet, length);
+}
+
+static int smc911x_recv(struct eth_device *dev)
+{
+ struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev);
+ u32 *data = (u32 *)net_rx_packets[0];
+ int ret;
+
+ ret = smc911x_recv_common(priv, data);
+ if (ret)
+ net_process_received_packet(net_rx_packets[0], ret);
+
+ return ret;
+}
+
+int smc911x_initialize(u8 dev_num, int base_addr)
+{
+ struct smc911x_priv *priv;
+ int ret;
+
+ priv = calloc(1, sizeof(*priv));
+ if (!priv)
+ return -ENOMEM;
+
+ priv->iobase = base_addr;
+ priv->dev.iobase = base_addr;
+
+ /* Try to detect chip. Will fail if not present. */
+ ret = smc911x_detect_chip(priv);
+ if (ret) {
+ ret = 0; /* Card not detected is not an error */
+ goto err_detect;
+ }
+
+ if (smc911x_read_mac_address(priv))
+ memcpy(priv->dev.enetaddr, priv->enetaddr, 6);
+
+ priv->dev.init = smc911x_init;
+ priv->dev.halt = smc911x_halt;
+ priv->dev.send = smc911x_send;
+ priv->dev.recv = smc911x_recv;
+ sprintf(priv->dev.name, "%s-%hu", DRIVERNAME, dev_num);
+
+ eth_register(&priv->dev);
+
+ ret = smc911x_initialize_mii(priv);
+ if (ret)
+ goto err_mii;
+
+ return 1;
+
+err_mii:
+ eth_unregister(&priv->dev);
+err_detect:
+ free(priv);
+ return ret;
+}
+
+#else /* ifdef CONFIG_DM_ETH */
+
+static int smc911x_start(struct udevice *dev)
+{
+ struct eth_pdata *plat = dev_get_platdata(dev);
+ struct smc911x_priv *priv = dev_get_priv(dev);
+
+ memcpy(priv->enetaddr, plat->enetaddr, sizeof(plat->enetaddr));
+
+ return smc911x_init_common(priv);
+}
+
+static void smc911x_stop(struct udevice *dev)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+
+ smc911x_halt_common(priv);
+}
+
+static int smc911x_send(struct udevice *dev, void *packet, int length)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ ret = smc911x_send_common(priv, packet, length);
+
+ return ret ? 0 : -ETIMEDOUT;
+}
+
+static int smc911x_recv(struct udevice *dev, int flags, uchar **packetp)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+ u32 *data = (u32 *)net_rx_packets[0];
+ int ret;
+
+ ret = smc911x_recv_common(priv, data);
+ if (ret)
+ *packetp = (void *)data;
+
+ return ret ? ret : -EAGAIN;
+}
+
+static int smc911x_read_rom_hwaddr(struct udevice *dev)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+ struct eth_pdata *pdata = dev_get_platdata(dev);
+
+ if (!smc911x_read_mac_address(priv))
+ return -ENODEV;
+
+ memcpy(pdata->enetaddr, priv->enetaddr, sizeof(pdata->enetaddr));
+
+ return 0;
+}
+
+static int smc911x_bind(struct udevice *dev)
+{
+ return device_set_name(dev, dev->name);
+}
+
+static int smc911x_probe(struct udevice *dev)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ /* Try to detect chip. Will fail if not present. */
+ ret = smc911x_detect_chip(priv);
+ if (ret)
+ return ret;
+
+ smc911x_read_rom_hwaddr(dev);
+
+ return 0;
+}
+
+static int smc911x_ofdata_to_platdata(struct udevice *dev)
+{
+ struct smc911x_priv *priv = dev_get_priv(dev);
+ struct eth_pdata *pdata = dev_get_platdata(dev);
+
+ pdata->iobase = dev_read_addr(dev);
+ priv->iobase = pdata->iobase;
+
+ return 0;
+}
+
+static const struct eth_ops smc911x_ops = {
+ .start = smc911x_start,
+ .send = smc911x_send,
+ .recv = smc911x_recv,
+ .stop = smc911x_stop,
+ .read_rom_hwaddr = smc911x_read_rom_hwaddr,
+};
+
+static const struct udevice_id smc911x_ids[] = {
+ { .compatible = "smsc,lan9115" },
+ { }
+};
+
+U_BOOT_DRIVER(smc911x) = {
+ .name = "eth_smc911x",
+ .id = UCLASS_ETH,
+ .of_match = smc911x_ids,
+ .bind = smc911x_bind,
+ .ofdata_to_platdata = smc911x_ofdata_to_platdata,
+ .probe = smc911x_probe,
+ .ops = &smc911x_ops,
+ .priv_auto = sizeof(struct smc911x_priv),
+ .plat_auto = sizeof(struct eth_pdata),
+ .flags = DM_FLAG_ALLOC_PRIV_DMA,
+};
+#endif