void board_set_ethaddr(void)
{
uint8_t mac_addr[6];
int i;
u64 mac1, mac2;
u8 mac_addr1[6], mac_addr2[6];
int num_macs;
/*
* Export any Ethernet MAC addresses from EEPROM.
* On AM57xx the 2 MAC addresses define the address range
*/
board_ti_get_eth_mac_addr(0, mac_addr1);
board_ti_get_eth_mac_addr(1, mac_addr2);
if (is_valid_ethaddr(mac_addr1) && is_valid_ethaddr(mac_addr2)) {
mac1 = mac_to_u64(mac_addr1);
mac2 = mac_to_u64(mac_addr2);
/* must contain an address range */
num_macs = mac2 - mac1 + 1;
/* <= 50 to protect against user programming error */
if (num_macs > 0 && num_macs <= 50) {
for (i = 0; i < num_macs; i++) {
u64_to_mac(mac1 + i, mac_addr);
if (is_valid_ethaddr(mac_addr)) {
eth_setenv_enetaddr_by_index("eth",
i + 2,
mac_addr);
}
}
}
}
}
int board_eth_init(bd_t *bis)
{
int ret;
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
uint32_t ctrl_val;
/* try reading mac address from efuse */
mac_lo = readl((*ctrl)->control_core_mac_id_0_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_0_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("ethaddr")) {
printf("<ethaddr> not set. Validating first E-fuse MAC\n");
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
}
mac_lo = readl((*ctrl)->control_core_mac_id_1_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_1_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("eth1addr")) {
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("eth1addr", mac_addr);
}
ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33);
ctrl_val |= 0x22;
writel(ctrl_val, (*ctrl)->control_core_control_io1);
if (*omap_si_rev == DRA722_ES1_0)
cpsw_data.active_slave = 1;
if (board_is_dra72x_revc_or_later()) {
cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII_ID;
cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_RGMII_ID;
}
ret = cpsw_register(&cpsw_data);
if (ret < 0)
printf("Error %d registering CPSW switch\n", ret);
return ret;
}
int board_eth_init(bd_t *bis)
{
int ret;
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
uint32_t ctrl_val;
/* try reading mac address from efuse */
mac_lo = readl((*ctrl)->control_core_mac_id_0_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_0_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("ethaddr")) {
printf("<ethaddr> not set. Validating first E-fuse MAC\n");
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
}
mac_lo = readl((*ctrl)->control_core_mac_id_1_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_1_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("eth1addr")) {
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("eth1addr", mac_addr);
}
ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33);
ctrl_val |= 0x22;
writel(ctrl_val, (*ctrl)->control_core_control_io1);
/* The phy address for the AM57xx IDK are different than x15 */
if (board_is_am572x_idk() || board_is_am571x_idk()) {
cpsw_data.slave_data[0].phy_addr = 0;
cpsw_data.slave_data[1].phy_addr = 1;
}
ret = cpsw_register(&cpsw_data);
if (ret < 0)
printf("Error %d registering CPSW switch\n", ret);
return ret;
}
int misc_init_r(void)
{
#ifdef CONFIG_ATSHA204A
int err;
struct udevice *dev = get_atsha204a_dev();
u8 mac0[4], mac1[4], mac[6];
if (!dev)
goto out;
err = atsha204a_wakeup(dev);
if (err)
goto out;
err = atsha204a_read(dev, ATSHA204A_ZONE_OTP, false,
OMNIA_ATSHA204_OTP_MAC0, mac0);
if (err)
goto out;
err = atsha204a_read(dev, ATSHA204A_ZONE_OTP, false,
OMNIA_ATSHA204_OTP_MAC1, mac1);
if (err)
goto out;
atsha204a_sleep(dev);
mac[0] = mac0[1];
mac[1] = mac0[2];
mac[2] = mac0[3];
mac[3] = mac1[1];
mac[4] = mac1[2];
mac[5] = mac1[3];
if (is_valid_ethaddr(mac))
eth_env_set_enetaddr("ethaddr", mac);
increment_mac(mac);
if (is_valid_ethaddr(mac))
eth_env_set_enetaddr("eth1addr", mac);
increment_mac(mac);
if (is_valid_ethaddr(mac))
eth_env_set_enetaddr("eth2addr", mac);
out:
#endif
return 0;
}
static int set_ethaddr_from_eeprom(void)
{
const int ETH_ADDR_LEN = 6;
unsigned char ethaddr[ETH_ADDR_LEN];
const char * ETHADDR_NAME = "ethaddr";
if (getenv(ETHADDR_NAME))
return 0;
if (i2c_set_bus_num(0)) {
printf("i2c bus 0 is not valid\n");
return -1;
}
if (i2c_read(CONFIG_AT24MAC_ADDR,
CONFIG_AT24MAC_REG, 1, ethaddr, ETH_ADDR_LEN)) {
printf("Failed to read ethernet address from EEPROM\n");
return -1;
}
if (!is_valid_ethaddr(ethaddr)) {
printf("The ethernet address read from EEPROM is not valid!\n");
return -1;
}
return eth_setenv_enetaddr(ETHADDR_NAME, ethaddr);
}
static const char *dtbmacaddr(u32 ifno)
{
int node, len;
char enet[16];
const char *mac;
const char *path;
if (gd->fdt_blob == NULL) {
printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
return NULL;
}
node = fdt_path_offset(gd->fdt_blob, "/aliases");
if (node < 0)
return NULL;
sprintf(enet, "ethernet%d", ifno);
path = fdt_getprop(gd->fdt_blob, node, enet, NULL);
if (!path) {
printf("no alias for %s\n", enet);
return NULL;
}
node = fdt_path_offset(gd->fdt_blob, path);
mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len);
if (mac && is_valid_ethaddr((u8 *)mac))
return mac;
return NULL;
}
int board_eth_init(bd_t *bis)
{
int n = 0;
#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
#ifdef CONFIG_FACTORYSET
int rv;
if (!is_valid_ethaddr(factory_dat.mac))
printf("Error: no valid mac address\n");
else
eth_setenv_enetaddr("ethaddr", factory_dat.mac);
#endif /* #ifdef CONFIG_FACTORYSET */
/* Set rgmii mode and enable rmii clock to be sourced from chip */
writel(RGMII_MODE_ENABLE | RGMII_INT_DELAY, &cdev->miisel);
rv = cpsw_register(&cpsw_data);
if (rv < 0)
printf("Error %d registering CPSW switch\n", rv);
else
n += rv;
#endif
return n;
}
int misc_init_r(void)
{
u8 mac_addr[EFUSE_MAC_SIZE];
char serial[EFUSE_SN_SIZE];
ssize_t len;
/* Set RMII mode */
out_le32(GXBB_ETH_REG_0, GXBB_ETH_REG_0_INVERT_RMII_CLK |
GXBB_ETH_REG_0_CLK_EN);
/* Use Internal PHY */
out_le32(GXBB_ETH_REG_2, 0x10110181);
out_le32(GXBB_ETH_REG_3, 0xe40908ff);
/* Enable power and clock gate */
setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH);
clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK);
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
mac_addr, EFUSE_MAC_SIZE);
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
}
if (!env_get("serial#")) {
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
EFUSE_SN_SIZE);
if (len == EFUSE_SN_SIZE)
env_set("serial#", serial);
}
return 0;
}
static int set_ethaddr_from_at24mac(void)
{
const int ETH_ADDR_LEN = 6;
unsigned char ethaddr[ETH_ADDR_LEN];
const char *ETHADDR_NAME = "ethaddr";
struct udevice *bus, *dev;
if (getenv(ETHADDR_NAME))
return 0;
if (uclass_get_device_by_seq(UCLASS_I2C, AT24MAC_ON_I2C_BUS, &bus)) {
printf("Cannot find I2C bus\n");
return -1;
}
if (dm_i2c_probe(bus, AT24MAC_ADDR, 0, &dev)) {
printf("Failed to probe I2C device chip\n");
return -1;
}
if (dm_i2c_read(dev, AT24MAC_REG, ethaddr, ETH_ADDR_LEN)) {
printf("Failed to read ethernet address from AT24MAC\n");
return -1;
}
if (!is_valid_ethaddr(ethaddr)) {
printf("The ethernet address read from AT24MAC is not valid\n");
return -1;
}
return eth_setenv_enetaddr(ETHADDR_NAME, ethaddr);
}
int misc_init_r(void)
{
u8 mac_addr[EFUSE_MAC_SIZE];
char serial[EFUSE_SN_SIZE];
ssize_t len;
meson_gx_eth_init(PHY_INTERFACE_MODE_RMII,
MESON_GXL_USE_INTERNAL_RMII_PHY);
/* Enable power and clock gate */
setbits_le32(GX_GCLK_MPEG_1, GX_GCLK_MPEG_1_ETH);
clrbits_le32(GX_MEM_PD_REG_0, GX_MEM_PD_REG_0_ETH_MASK);
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
mac_addr, EFUSE_MAC_SIZE);
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
}
if (!env_get("serial#")) {
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
EFUSE_SN_SIZE);
if (len == EFUSE_SN_SIZE)
env_set("serial#", serial);
}
return 0;
}
static int eth_write_hwaddr(struct udevice *dev)
{
struct eth_pdata *pdata = dev->platdata;
int ret = 0;
if (!dev || !device_active(dev))
return -EINVAL;
/* seq is valid since the device is active */
if (eth_get_ops(dev)->write_hwaddr && !eth_mac_skip(dev->seq)) {
if (!is_valid_ethaddr(pdata->enetaddr)) {
printf("\nError: %s address %pM illegal value\n",
dev->name, pdata->enetaddr);
return -EINVAL;
}
/*
* Drivers are allowed to decide not to implement this at
* run-time. E.g. Some devices may use it and some may not.
*/
ret = eth_get_ops(dev)->write_hwaddr(dev);
if (ret == -ENOSYS)
ret = 0;
if (ret)
printf("\nWarning: %s failed to set MAC address\n",
dev->name);
}
return ret;
}
int misc_init_r(void)
{
u8 mac_addr[EFUSE_MAC_SIZE];
char serial[EFUSE_SN_SIZE];
ssize_t len;
meson_gx_eth_init(PHY_INTERFACE_MODE_RGMII, 0);
/* Reset PHY on GPIOZ_14 */
clrbits_le32(GX_GPIO_EN(3), BIT(14));
clrbits_le32(GX_GPIO_OUT(3), BIT(14));
mdelay(10);
setbits_le32(GX_GPIO_OUT(3), BIT(14));
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
mac_addr, EFUSE_MAC_SIZE);
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
}
if (!env_get("serial#")) {
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
EFUSE_SN_SIZE);
if (len == EFUSE_SN_SIZE)
env_set("serial#", serial);
}
return 0;
}
static void board_init_enetaddr(uchar *mac_addr)
{
#ifndef CONFIG_SYS_NO_FLASH
/* we cram the MAC in the last flash sector */
uchar *board_mac_addr = (uchar *)0x203F0096;
if (is_valid_ethaddr(board_mac_addr)) {
memcpy(mac_addr, board_mac_addr, 6);
eth_setenv_enetaddr("ethaddr", mac_addr);
}
#endif
}
int board_late_init(void)
{
#if !defined(CONFIG_SPL_BUILD)
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
/* try reading mac address from efuse */
mac_lo = readl(&cdev->macid0l);
mac_hi = readl(&cdev->macid0h);
mac_addr[0] = mac_hi & 0xFF;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
if (!getenv("ethaddr")) {
printf("<ethaddr> not set. Validating first E-fuse MAC\n");
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
}
mac_lo = readl(&cdev->macid1l);
mac_hi = readl(&cdev->macid1h);
mac_addr[0] = mac_hi & 0xFF;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
if (!getenv("eth1addr")) {
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("eth1addr", mac_addr);
}
#endif
return 0;
}
int misc_init_r(void)
{
uchar data[128];
char str[32];
u32 serial;
int ret;
/* EEPROM is at bus 0. */
ret = i2c_set_bus_num(0);
if (ret) {
puts("Cannot select EEPROM I2C bus.\n");
return 0;
}
/* EEPROM is at address 0x50. */
ret = eeprom_read(0x50, 0, data, sizeof(data));
if (ret) {
puts("Cannot read I2C EEPROM.\n");
return 0;
}
/* Check EEPROM signature. */
if (!(data[0] == 0xa5 && data[1] == 0x5a)) {
puts("Invalid I2C EEPROM signature.\n");
setenv("unit_serial", "invalid");
setenv("unit_ident", "VINing-xxxx-STD");
setenv("hostname", "vining-invalid");
return 0;
}
/* If 'unit_serial' is already set, do nothing. */
if (!getenv("unit_serial")) {
/* This field is Big Endian ! */
serial = (data[0x54] << 24) | (data[0x55] << 16) |
(data[0x56] << 8) | (data[0x57] << 0);
memset(str, 0, sizeof(str));
sprintf(str, "%07i", serial);
setenv("unit_serial", str);
}
if (!getenv("unit_ident")) {
memset(str, 0, sizeof(str));
memcpy(str, &data[0x2e], 18);
setenv("unit_ident", str);
}
/* Set ethernet address from EEPROM. */
if (!getenv("ethaddr") && is_valid_ethaddr(&data[0x62]))
eth_setenv_enetaddr("ethaddr", &data[0x62]);
return 0;
}
void board_ti_set_ethaddr(int index)
{
uint8_t mac_addr[6];
int i;
u64 mac1, mac2;
u8 mac_addr1[6], mac_addr2[6];
int num_macs;
/*
* Export any Ethernet MAC addresses from EEPROM.
* The 2 MAC addresses in EEPROM define the address range.
*/
board_ti_get_eth_mac_addr(0, mac_addr1);
board_ti_get_eth_mac_addr(1, mac_addr2);
if (is_valid_ethaddr(mac_addr1) && is_valid_ethaddr(mac_addr2)) {
mac1 = mac_to_u64(mac_addr1);
mac2 = mac_to_u64(mac_addr2);
/* must contain an address range */
num_macs = mac2 - mac1 + 1;
if (num_macs <= 0)
return;
if (num_macs > 50) {
printf("%s: Too many MAC addresses: %d. Limiting to 50\n",
__func__, num_macs);
num_macs = 50;
}
for (i = 0; i < num_macs; i++) {
u64_to_mac(mac1 + i, mac_addr);
if (is_valid_ethaddr(mac_addr)) {
eth_env_set_enetaddr_by_index("eth", i + index,
mac_addr);
}
}
}
}
static int am3517_get_efuse_enetaddr(u8 *enetaddr)
{
u32 lsb = __raw_readl(CONTROL_EFUSE_EMAC_LSB);
u32 msb = __raw_readl(CONTROL_EFUSE_EMAC_MSB);
enetaddr[0] = (u8)((msb >> 16) & 0xff);
enetaddr[1] = (u8)((msb >> 8) & 0xff);
enetaddr[2] = (u8)(msb & 0xff);
enetaddr[3] = (u8)((lsb >> 16) & 0xff);
enetaddr[4] = (u8)((lsb >> 8) & 0xff);
enetaddr[5] = (u8)(lsb & 0xff);
return is_valid_ethaddr(enetaddr);
}
int board_late_init(void)
{
u8 mac[6];
/* Read Mac Address and set*/
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
i2c_set_bus_num(CONFIG_SYS_I2C_MODULE);
/* Read MAC address */
i2c_read(0x50, 0x0, 0, mac, 6);
if (is_valid_ethaddr(mac))
eth_setenv_enetaddr("ethaddr", mac);
return 0;
}
int board_late_init(void)
{
unsigned char mac[8];
int cpurev = get_cpu_rev();
setenv("cpu", get_imx_type((cpurev & 0xFF000) >> 12));
if (!getenv("board"))
setenv("board", "insp");
if (!getenv("uboot_defconfig"))
setenv("uboot_defconfig", CONFIG_DEFCONFIG);
imx_get_mac_from_fuse(0, mac);
if (is_valid_ethaddr(mac)) {
if (!getenv("ethaddr"))
eth_setenv_enetaddr("ethaddr", mac);
}
return 0;
}
static void board_init_enetaddr(uchar *mac_addr)
{
/* the MAC is stored in OTP memory page 0xDF */
uint32_t ret;
uint64_t otp_mac;
ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac);
if (!(ret & OTP_MASTER_ERROR)) {
uchar *otp_mac_p = (uchar *)&otp_mac;
for (ret = 0; ret < 6; ++ret)
mac_addr[ret] = otp_mac_p[5 - ret];
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
}
}
int board_eth_init(bd_t *bis)
{
int rv = 0;
char mac_addr[6];
const char *mac = 0;
uint32_t mac_hi, mac_lo;
/* try reading mac address from efuse */
mac_lo = readl(&cdev->macid0l);
mac_hi = readl(&cdev->macid0h);
mac_addr[0] = mac_hi & 0xFF;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
if (!getenv("ethaddr")) {
#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT)
printf("<ethaddr> not set. trying DTB ... ");
mac = dtbmacaddr(0);
#endif
if (!mac) {
printf("<ethaddr> not set. validating E-fuse MAC ... ");
if (is_valid_ethaddr((const u8 *)mac_addr))
mac = (const char *)mac_addr;
}
if (mac) {
printf("using: %pM on ", mac);
eth_setenv_enetaddr("ethaddr", (const u8 *)mac);
}
}
writel(MII_MODE_ENABLE, &cdev->miisel);
cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII;
cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII;
rv = cpsw_register(&cpsw_data);
if (rv < 0) {
printf("Error %d registering CPSW switch\n", rv);
return 0;
}
#endif /* CONFIG_DRIVER_TI_CPSW, ... */
return rv;
}
static int handle_mac_address(char *env_var, uint eeprom_bus)
{
unsigned char enetaddr[6];
int rc;
rc = eth_env_get_enetaddr(env_var, enetaddr);
if (rc)
return 0;
rc = cl_eeprom_read_mac_addr(enetaddr, eeprom_bus);
if (rc)
return rc;
if (!is_valid_ethaddr(enetaddr))
return -1;
return eth_env_set_enetaddr(env_var, enetaddr);
}
/*
* Routine: handle_mac_address
* Description: prepare MAC address for on-board Ethernet.
*/
static int handle_mac_address(void)
{
unsigned char enetaddr[6];
int rc;
rc = eth_env_get_enetaddr("ethaddr", enetaddr);
if (rc)
return 0;
rc = cl_eeprom_read_mac_addr(enetaddr, CONFIG_SYS_I2C_EEPROM_BUS);
if (rc)
return rc;
if (!is_valid_ethaddr(enetaddr))
return -1;
return eth_env_set_enetaddr("ethaddr", enetaddr);
}
/*
* Routine: handle_mac_address
* Description: prepare MAC address for on-board Ethernet.
*/
static int handle_mac_address(void)
{
uchar enetaddr[6];
int rv;
rv = eth_getenv_enetaddr("ethaddr", enetaddr);
if (rv)
return 0;
rv = cl_eeprom_read_mac_addr(enetaddr, CONFIG_SYS_I2C_EEPROM_BUS);
if (rv)
get_efuse_mac_addr(enetaddr);
if (!is_valid_ethaddr(enetaddr))
return -1;
return eth_setenv_enetaddr("ethaddr", enetaddr);
}
/*
* cl_som_imx7_handle_mac_address() - set Ethernet MAC address environment.
*
* @env_var: MAC address environment variable
* @eeprom_bus: I2C bus of the environment EEPROM
*
* @return: 0 on success, < 0 on failure
*/
static int cl_som_imx7_handle_mac_address(char *env_var, uint eeprom_bus)
{
int ret;
unsigned char enetaddr[6];
ret = eth_env_get_enetaddr(env_var, enetaddr);
if (ret)
return 0;
ret = cl_eeprom_read_mac_addr(enetaddr, eeprom_bus);
if (ret)
return ret;
ret = is_valid_ethaddr(enetaddr);
if (!ret)
return -1;
return eth_env_set_enetaddr(env_var, enetaddr);
}
int board_eth_init(bd_t *bis)
{
int rv, n = 0;
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
const char *devname;
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
/* try reading mac address from efuse */
mac_lo = readl(&cdev->macid0l);
mac_hi = readl(&cdev->macid0h);
mac_addr[0] = mac_hi & 0xFF;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
if (is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
}
/*
* Routine: handle_mac_address
* Description: prepare MAC address for on-board Ethernet.
*/
static int cm_t3517_handle_mac_address(void)
{
unsigned char enetaddr[6];
int ret;
ret = eth_env_get_enetaddr("ethaddr", enetaddr);
if (ret)
return 0;
ret = cl_eeprom_read_mac_addr(enetaddr, CONFIG_SYS_I2C_EEPROM_BUS);
if (ret) {
ret = am3517_get_efuse_enetaddr(enetaddr);
if (ret)
return ret;
}
if (!is_valid_ethaddr(enetaddr))
return -1;
return eth_env_set_enetaddr("ethaddr", enetaddr);
}
int board_eth_init(bd_t *bis)
{
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
if (!eth_getenv_enetaddr("ethaddr", mac_addr)) {
printf("<ethaddr> not set. Reading from E-fuse\n");
/* try reading mac address from efuse */
mac_lo = readl(&cdev->macid0l);
mac_hi = readl(&cdev->macid0h);
mac_addr[0] = mac_hi & 0xFF;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
else
printf("Unable to read MAC address. Set <ethaddr>\n");
}
/*
* Read ethernet MAC address from EEPROM for DVEVM compatible boards.
* Returns 1 if found, 0 otherwise.
*/
int dvevm_read_mac_address(uint8_t *buf)
{
#ifdef CONFIG_SYS_I2C_EEPROM_ADDR
/* Read MAC address. */
if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0x7F00,
CONFIG_SYS_I2C_EEPROM_ADDR_LEN, (uint8_t *) &buf[0], 6))
goto i2cerr;
/* Check that MAC address is valid. */
if (!is_valid_ethaddr(buf))
goto err;
return 1; /* Found */
i2cerr:
printf("Read from EEPROM @ 0x%02x failed\n",
CONFIG_SYS_I2C_EEPROM_ADDR);
err:
#endif /* CONFIG_SYS_I2C_EEPROM_ADDR */
return 0;
}
int misc_init_r(void)
{
u8 mac_addr[EFUSE_MAC_SIZE];
char serial[EFUSE_SN_SIZE];
ssize_t len;
meson_eth_init(PHY_INTERFACE_MODE_RMII, 0);
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
mac_addr, EFUSE_MAC_SIZE);
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
}
if (!env_get("serial#")) {
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
EFUSE_SN_SIZE);
if (len == EFUSE_SN_SIZE)
env_set("serial#", serial);
}
return 0;
}