diff options
Diffstat (limited to 'board/amlogic/odroid-n2')
| -rw-r--r-- | board/amlogic/odroid-n2/MAINTAINERS | 9 | ||||
| -rw-r--r-- | board/amlogic/odroid-n2/Makefile | 6 | ||||
| -rw-r--r-- | board/amlogic/odroid-n2/odroid-n2.c | 49 |
3 files changed, 64 insertions, 0 deletions
diff --git a/board/amlogic/odroid-n2/MAINTAINERS b/board/amlogic/odroid-n2/MAINTAINERS new file mode 100644 index 0000000000..77f7746346 --- /dev/null +++ b/board/amlogic/odroid-n2/MAINTAINERS @@ -0,0 +1,9 @@ +ODROID-N2 +M: Neil Armstrong <narmstrong@baylibre.com> +S: Maintained +L: u-boot-amlogic@groups.io +F: board/amlogic/odroid-n2/ +F: configs/odroid-n2_defconfig +F: configs/odroid-c4_defconfig +F: doc/board/amlogic/odroid-n2.rst +F: doc/board/amlogic/odroid-c4.rst diff --git a/board/amlogic/odroid-n2/Makefile b/board/amlogic/odroid-n2/Makefile new file mode 100644 index 0000000000..68e4e2a828 --- /dev/null +++ b/board/amlogic/odroid-n2/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2020 BayLibre, SAS +# Author: Neil Armstrong <narmstrong@baylibre.com> + +obj-y := odroid-n2.o diff --git a/board/amlogic/odroid-n2/odroid-n2.c b/board/amlogic/odroid-n2/odroid-n2.c new file mode 100644 index 0000000000..caf7fd6810 --- /dev/null +++ b/board/amlogic/odroid-n2/odroid-n2.c @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2020 BayLibre, SAS + * Author: Neil Armstrong <narmstrong@baylibre.com> + */ + +#include <common.h> +#include <dm.h> +#include <env.h> +#include <init.h> +#include <net.h> +#include <asm/io.h> +#include <asm/arch/sm.h> +#include <asm/arch/eth.h> + +#define EFUSE_MAC_OFFSET 20 +#define EFUSE_MAC_SIZE 12 +#define MAC_ADDR_LEN 6 + +int misc_init_r(void) +{ + u8 mac_addr[MAC_ADDR_LEN]; + char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; + ssize_t len; + + meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0); + + if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { + len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, + efuse_mac_addr, EFUSE_MAC_SIZE); + if (len != EFUSE_MAC_SIZE) + return 0; + + /* MAC is stored in ASCII format, 1bytes = 2characters */ + for (int i = 0; i < 6; i++) { + tmp[0] = efuse_mac_addr[i * 2]; + tmp[1] = efuse_mac_addr[i * 2 + 1]; + tmp[2] = '\0'; + mac_addr[i] = simple_strtoul(tmp, NULL, 16); + } + + if (is_valid_ethaddr(mac_addr)) + eth_env_set_enetaddr("ethaddr", mac_addr); + else + meson_generate_serial_ethaddr(); + } + + return 0; +} |