diff options
author | Wenyou Yang <wenyou.yang@microchip.com> | 2017-09-01 16:26:16 +0800 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2017-09-11 16:23:06 -0400 |
commit | d9b23e26f0b663752e915763d6e2da2fd12fe4b2 (patch) | |
tree | 5cb19eced1797c3b8499f588ac6166cb09c30552 /board | |
parent | 08318317afb365a35f06df788feeed56825dbe61 (diff) |
board: atmel: Create board/$(VENDOR)/common folder
Create board/$(VENDOR)/common folder to accommodate the common code
shared by other atmel boards, now put the code to set ethernet mac
address from eeprom, which uses the i2c eeprom driver.
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'board')
-rw-r--r-- | board/atmel/common/Makefile | 11 | ||||
-rw-r--r-- | board/atmel/common/board.c | 12 | ||||
-rw-r--r-- | board/atmel/common/mac_eeprom.c | 36 |
3 files changed, 59 insertions, 0 deletions
diff --git a/board/atmel/common/Makefile b/board/atmel/common/Makefile new file mode 100644 index 0000000000..6d9c6850b5 --- /dev/null +++ b/board/atmel/common/Makefile @@ -0,0 +1,11 @@ +# +# Copyright (C) 2017 Microchip +# Wenyou Yang <wenyou.yang@microchip.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += board.o +ifndef CONFIG_SPL_BUILD +obj-$(CONFIG_I2C_EEPROM) += mac_eeprom.o +endif diff --git a/board/atmel/common/board.c b/board/atmel/common/board.c new file mode 100644 index 0000000000..7e326d925b --- /dev/null +++ b/board/atmel/common/board.c @@ -0,0 +1,12 @@ +/* + * Copyright (C) 2017 Microchip + * Wenyou Yang <wenyou.yang@microchip.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> + +void dummy(void) +{ +} diff --git a/board/atmel/common/mac_eeprom.c b/board/atmel/common/mac_eeprom.c new file mode 100644 index 0000000000..60ddf00d45 --- /dev/null +++ b/board/atmel/common/mac_eeprom.c @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2017 Microchip + * Wenyou Yang <wenyou.yang@microchip.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <i2c_eeprom.h> +#include <netdev.h> + +int at91_set_ethaddr(int offset) +{ + const int ETH_ADDR_LEN = 6; + unsigned char ethaddr[ETH_ADDR_LEN]; + const char *ETHADDR_NAME = "ethaddr"; + struct udevice *dev; + int ret; + + if (env_get(ETHADDR_NAME)) + return 0; + + ret = uclass_first_device_err(UCLASS_I2C_EEPROM, &dev); + if (ret) + return ret; + + ret = i2c_eeprom_read(dev, offset, ethaddr, 6); + if (ret) + return ret; + + if (is_valid_ethaddr(ethaddr)) + eth_env_set_enetaddr(ETHADDR_NAME, ethaddr); + + return 0; +} |