diff options
Diffstat (limited to 'board/ti/am43xx/board.c')
| -rw-r--r-- | board/ti/am43xx/board.c | 116 |
1 files changed, 107 insertions, 9 deletions
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c index 4e6846a50a..d7449770a3 100644 --- a/board/ti/am43xx/board.c +++ b/board/ti/am43xx/board.c @@ -19,9 +19,13 @@ #include <asm/arch/gpio.h> #include <asm/emif.h> #include "board.h" +#include <miiphy.h> +#include <cpsw.h> DECLARE_GLOBAL_DATA_PTR; +static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; + /* * Read header information from EEPROM into global structure. */ @@ -200,7 +204,7 @@ const struct emif_regs ddr3_emif_regs_400Mhz = { .read_idle_ctrl = 0x00050000, .zq_config = 0x50074BE4, .temp_alert_config = 0x0, - .emif_ddr_phy_ctlr_1 = 0x0E084008, + .emif_ddr_phy_ctlr_1 = 0x0E004008, .emif_ddr_ext_phy_ctrl_1 = 0x08020080, .emif_ddr_ext_phy_ctrl_2 = 0x00400040, .emif_ddr_ext_phy_ctrl_3 = 0x00400040, @@ -346,14 +350,14 @@ static void enable_vtt_regulator(void) u32 temp; /* enable module */ - writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO0_BASE + OMAP_GPIO_CTRL); - - /* enable output for GPIO0_22 */ - writel(GPIO_SETDATAOUT(GPIO_22), - AM33XX_GPIO0_BASE + OMAP_GPIO_SETDATAOUT); - temp = readl(AM33XX_GPIO0_BASE + OMAP_GPIO_OE); - temp = temp & ~(GPIO_OE_ENABLE(GPIO_22)); - writel(temp, AM33XX_GPIO0_BASE + OMAP_GPIO_OE); + writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO5_BASE + OMAP_GPIO_CTRL); + + /* enable output for GPIO5_7 */ + writel(GPIO_SETDATAOUT(7), + AM33XX_GPIO5_BASE + OMAP_GPIO_SETDATAOUT); + temp = readl(AM33XX_GPIO5_BASE + OMAP_GPIO_OE); + temp = temp & ~(GPIO_OE_ENABLE(7)); + writel(temp, AM33XX_GPIO5_BASE + OMAP_GPIO_OE); } void sdram_init(void) @@ -402,3 +406,97 @@ int board_late_init(void) return 0; } #endif + +#ifdef CONFIG_DRIVER_TI_CPSW + +static void cpsw_control(int enabled) +{ + /* Additional controls can be added here */ + return; +} + +static struct cpsw_slave_data cpsw_slaves[] = { + { + .slave_reg_ofs = 0x208, + .sliver_reg_ofs = 0xd80, + .phy_addr = 16, + }, + { + .slave_reg_ofs = 0x308, + .sliver_reg_ofs = 0xdc0, + .phy_addr = 1, + }, +}; + +static struct cpsw_platform_data cpsw_data = { + .mdio_base = CPSW_MDIO_BASE, + .cpsw_base = CPSW_BASE, + .mdio_div = 0xff, + .channels = 8, + .cpdma_reg_ofs = 0x800, + .slaves = 1, + .slave_data = cpsw_slaves, + .ale_reg_ofs = 0xd00, + .ale_entries = 1024, + .host_port_reg_ofs = 0x108, + .hw_stats_reg_ofs = 0x900, + .bd_ram_ofs = 0x2000, + .mac_control = (1 << 5), + .control = cpsw_control, + .host_port_num = 0, + .version = CPSW_CTRL_VERSION_2, +}; + +int board_eth_init(bd_t *bis) +{ + int rv; + uint8_t mac_addr[6]; + uint32_t mac_hi, mac_lo; + + /* 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")) { + puts("<ethaddr> not set. Validating first E-fuse MAC\n"); + if (is_valid_ether_addr(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_ether_addr(mac_addr)) + eth_setenv_enetaddr("eth1addr", mac_addr); + } + + if (board_is_eposevm()) { + writel(RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE, &cdev->miisel); + cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RMII; + cpsw_slaves[0].phy_addr = 16; + } else { + writel(RGMII_MODE_ENABLE, &cdev->miisel); + cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; + cpsw_slaves[0].phy_addr = 0; + } + + rv = cpsw_register(&cpsw_data); + if (rv < 0) + printf("Error %d registering CPSW switch\n", rv); + + return rv; +} +#endif |