From f411b5cca48f0eee9443b85e7b75a46356bd2327 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Wed, 24 Aug 2016 15:35:51 +0300 Subject: [PATCH] board: am335x: Always set eth/eth1addr environment variable Ethernet ports might be used in the kernel even if CPSW driver is disabled at u-boot. So always set ethaddr and eth1addr environment variable from efuse. Retain usbnet_devaddr as it is required for SPL USB eth boot. Signed-off-by: Roger Quadros Reviewed-by: Tom Rini Reviewed-by: Tom Rini Acked-by: Joe Hershberger --- board/ti/am335x/board.c | 72 +++++++++++++++++++++++++++++++------------------ 1 file changed, 46 insertions(+), 26 deletions(-) diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index 080b9e8..fc1353a 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -50,10 +50,7 @@ DECLARE_GLOBAL_DATA_PTR; #define GPIO_ETH0_MODE GPIO_TO_PIN(0, 11) #define GPIO_ETH1_MODE GPIO_TO_PIN(1, 26) -#if defined(CONFIG_SPL_BUILD) || \ - (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_DM_ETH)) static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; -#endif #define GPIO0_RISINGDETECT (AM33XX_GPIO0_BASE + OMAP_GPIO_RISINGDETECT) #define GPIO1_RISINGDETECT (AM33XX_GPIO1_BASE + OMAP_GPIO_RISINGDETECT) @@ -639,6 +636,11 @@ int board_init(void) #ifdef CONFIG_BOARD_LATE_INIT int board_late_init(void) { +#if !defined(CONFIG_SPL_BUILD) + uint8_t mac_addr[6]; + uint32_t mac_hi, mac_lo; +#endif + #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG int rc; char *name = NULL; @@ -652,6 +654,39 @@ int board_late_init(void) set_board_info_env(name); #endif +#if !defined(CONFIG_SPL_BUILD) + /* 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(" 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; } #endif @@ -720,11 +755,15 @@ static struct cpsw_platform_data cpsw_data = { int board_eth_init(bd_t *bis) { int rv, n = 0; +#if defined(CONFIG_USB_ETHER) && \ + (!defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_USBETH_SUPPORT)) uint8_t mac_addr[6]; uint32_t mac_hi, mac_lo; - __maybe_unused struct ti_am_eeprom *header; - /* try reading mac address from efuse */ + /* + * use efuse mac address for USB ethernet as we know that + * both CPSW and USB ethernet will never be active at the same time + */ mac_lo = readl(&cdev->macid0l); mac_hi = readl(&cdev->macid0h); mac_addr[0] = mac_hi & 0xFF; @@ -733,32 +772,13 @@ int board_eth_init(bd_t *bis) mac_addr[3] = (mac_hi & 0xFF000000) >> 24; mac_addr[4] = mac_lo & 0xFF; mac_addr[5] = (mac_lo & 0xFF00) >> 8; +#endif + #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) - if (!getenv("ethaddr")) { - printf(" not set. Validating first E-fuse MAC\n"); - - if (is_valid_ethaddr(mac_addr)) - eth_setenv_enetaddr("ethaddr", mac_addr); - } #ifdef CONFIG_DRIVER_TI_CPSW - - 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); - } - if (read_eeprom() < 0) puts("Could not get board ID.\n");