From cd87464d0873d2db920e6b712ef34e9c83cfe5e6 Mon Sep 17 00:00:00 2001 From: Matt Porter Date: Wed, 20 Mar 2013 05:38:14 +0000 Subject: ti814x_evm: enable CPSW support Adds CPSW support to the TI814X EVM configured with an ET1011C PHY in GMII mode. Signed-off-by: Matt Porter Reviewed-by: Tom Rini --- board/ti/ti814x/evm.c | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) (limited to 'board/ti/ti814x/evm.c') diff --git a/board/ti/ti814x/evm.c b/board/ti/ti814x/evm.c index 2089a143d6..7adb52405c 100644 --- a/board/ti/ti814x/evm.c +++ b/board/ti/ti814x/evm.c @@ -17,6 +17,7 @@ */ #include +#include #include #include #include @@ -39,6 +40,8 @@ static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE; static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE; #endif +static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; + /* UART Defines */ #ifdef CONFIG_SPL_BUILD #define UART_RESET (0x1 << 1) @@ -166,6 +169,9 @@ void s_init(void) /* Set MMC pins */ enable_mmc1_pin_mux(); + /* Set Ethernet pins */ + enable_enet_pin_mux(); + /* Enable UART */ uart_enable(); @@ -199,3 +205,69 @@ int board_mmc_init(bd_t *bis) return 0; } #endif + +#ifdef CONFIG_DRIVER_TI_CPSW +static void cpsw_control(int enabled) +{ + /* VTP can be added here */ + + return; +} + +static struct cpsw_slave_data cpsw_slaves[] = { + { + .slave_reg_ofs = 0x50, + .sliver_reg_ofs = 0x700, + .phy_id = 1, + }, + { + .slave_reg_ofs = 0x90, + .sliver_reg_ofs = 0x740, + .phy_id = 0, + }, +}; + +static struct cpsw_platform_data cpsw_data = { + .mdio_base = CPSW_MDIO_BASE, + .cpsw_base = CPSW_BASE, + .mdio_div = 0xff, + .channels = 8, + .cpdma_reg_ofs = 0x100, + .slaves = 1, + .slave_data = cpsw_slaves, + .ale_reg_ofs = 0x600, + .ale_entries = 1024, + .host_port_reg_ofs = 0x28, + .hw_stats_reg_ofs = 0x400, + .mac_control = (1 << 5), + .control = cpsw_control, + .host_port_num = 0, + .version = CPSW_CTRL_VERSION_1, +}; +#endif + +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(" 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_ether_addr(mac_addr)) + eth_setenv_enetaddr("ethaddr", mac_addr); + else + printf("Unable to read MAC address. Set \n"); + } + + return cpsw_register(&cpsw_data); +} -- cgit