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[80.251.221.29]) by smtp.gmail.com with ESMTPSA id c11sm2547650pfl.185.2021.01.12.03.43.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Jan 2021 03:43:49 -0800 (PST) From: Artem Lapkin X-Google-Original-From: Artem Lapkin To: narmstrong@baylibre.com Cc: u-boot@lists.denx.de, u-boot-amlogic@groups.io, m.szyprowski@samsung.com, jh80.chung@samsung.com, art@khadas.com, nick@khadas.com, gouwa@khadas.com Subject: [PATCH] board: amlogic: vim3: fix setup ethernet mac from efuse Date: Tue, 12 Jan 2021 19:42:12 +0800 Message-Id: <20210112114212.1427365-1-art@khadas.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 12 Jan 2021 13:28:46 +0100 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.3 at phobos.denx.de X-Virus-Status: Clean Fix reading built-in ethernet MAC address from efuse NOTE: MAC is stored in ASCII format, 1bytes = 2characters by 0 offset if mac from efuse not valid we use meson_generate_serial_ethaddr NOTE: remake odroid-n2.c from Neil Armstrong Signed-off-by: Artem Lapkin --- board/amlogic/vim3/vim3.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c index 824fff8262..87d9fe1f02 100644 --- a/board/amlogic/vim3/vim3.c +++ b/board/amlogic/vim3/vim3.c @@ -139,26 +139,42 @@ int meson_ft_board_setup(void *blob, struct bd_info *bd) } #define EFUSE_MAC_OFFSET 0 -#define EFUSE_MAC_SIZE 6 +#define EFUSE_MAC_SIZE 12 +#define MAC_ADDR_LEN 6 int misc_init_r(void) { - uint8_t mac_addr[EFUSE_MAC_SIZE]; + 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, - mac_addr, EFUSE_MAC_SIZE); + 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(); + + eth_env_get_enetaddr("ethaddr", mac_addr); + printf("[i] setup onboard mac %02X:%02X:%02X:%02X:%02X:%02X\n", + mac_addr[0], mac_addr[1], mac_addr[2], + mac_addr[3], mac_addr[4], mac_addr[5]); } return 0; } +