Adds CPSW support to the TI814X EVM configured with an ET1011C PHY in GMII mode.
Signed-off-by: Matt Porter mporter@ti.com --- board/ti/ti814x/evm.c | 72 ++++++++++++++++++++++++++++++++++++++++++ board/ti/ti814x/evm.h | 1 + board/ti/ti814x/mux.c | 35 ++++++++++++++++++++ include/configs/ti814x_evm.h | 21 ++++++++++++ 4 files changed, 129 insertions(+)
diff --git a/board/ti/ti814x/evm.c b/board/ti/ti814x/evm.c index 8513220..d6c19f5 100644 --- a/board/ti/ti814x/evm.c +++ b/board/ti/ti814x/evm.c @@ -17,6 +17,7 @@ */
#include <common.h> +#include <cpsw.h> #include <errno.h> #include <spl.h> #include <asm/arch/cpu.h> @@ -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("<ethaddr> 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 <ethaddr>\n"); + } + + return cpsw_register(&cpsw_data); +} diff --git a/board/ti/ti814x/evm.h b/board/ti/ti814x/evm.h index 40f8710..6aebec6 100644 --- a/board/ti/ti814x/evm.h +++ b/board/ti/ti814x/evm.h @@ -3,5 +3,6 @@
void enable_uart0_pin_mux(void); void enable_mmc1_pin_mux(void); +void enable_enet_pin_mux(void);
#endif /* _EVM_H */ diff --git a/board/ti/ti814x/mux.c b/board/ti/ti814x/mux.c index 137acb4..fd9f364 100644 --- a/board/ti/ti814x/mux.c +++ b/board/ti/ti814x/mux.c @@ -40,6 +40,36 @@ static struct module_pin_mux mmc1_pin_mux[] = { {-1}, };
+static struct module_pin_mux enet_pin_mux[] = { + {OFFSET(pincntl232), MODE(0x01)}, /* EMAC_RMREFCLK */ + {OFFSET(pincntl233), PULLUP_EN | MODE(0x01)}, /* MDCLK */ + {OFFSET(pincntl234), PULLUP_EN | MODE(0x01)}, /* MDIO */ + {OFFSET(pincntl235), MODE(0x01)}, /* EMAC[0]_MTCLK */ + {OFFSET(pincntl236), MODE(0x01)}, /* EMAC[0]_MCOL */ + {OFFSET(pincntl237), MODE(0x01)}, /* EMAC[0]_MCRS */ + {OFFSET(pincntl238), MODE(0x01)}, /* EMAC[0]_MRXER */ + {OFFSET(pincntl239), MODE(0x01)}, /* EMAC[0]_MRCLK */ + {OFFSET(pincntl240), MODE(0x01)}, /* EMAC[0]_MRXD[0] */ + {OFFSET(pincntl241), MODE(0x01)}, /* EMAC[0]_MRXD[1] */ + {OFFSET(pincntl242), MODE(0x01)}, /* EMAC[0]_MRXD[2] */ + {OFFSET(pincntl243), MODE(0x01)}, /* EMAC[0]_MRXD[3] */ + {OFFSET(pincntl244), MODE(0x01)}, /* EMAC[0]_MRXD[4] */ + {OFFSET(pincntl245), MODE(0x01)}, /* EMAC[0]_MRXD[5] */ + {OFFSET(pincntl246), MODE(0x01)}, /* EMAC[0]_MRXD[6] */ + {OFFSET(pincntl247), MODE(0x01)}, /* EMAC[0]_MRXD[7] */ + {OFFSET(pincntl248), MODE(0x01)}, /* EMAC[0]_MRXDV */ + {OFFSET(pincntl249), MODE(0x01)}, /* EMAC[0]_GMTCLK */ + {OFFSET(pincntl250), MODE(0x01)}, /* EMAC[0]_MTXD[0] */ + {OFFSET(pincntl251), MODE(0x01)}, /* EMAC[0]_MTXD[1] */ + {OFFSET(pincntl252), MODE(0x01)}, /* EMAC[0]_MTXD[2] */ + {OFFSET(pincntl253), MODE(0x01)}, /* EMAC[0]_MTXD[3] */ + {OFFSET(pincntl254), MODE(0x01)}, /* EMAC[0]_MTXD[4] */ + {OFFSET(pincntl255), MODE(0x01)}, /* EMAC[0]_MTXD[5] */ + {OFFSET(pincntl256), MODE(0x01)}, /* EMAC[0]_MTXD[6] */ + {OFFSET(pincntl257), MODE(0x01)}, /* EMAC[0]_MTXD[7] */ + {OFFSET(pincntl258), MODE(0x01)}, /* EMAC[0]_MTXEN */ +}; + void enable_uart0_pin_mux(void) { configure_module_pin_mux(uart0_pin_mux); @@ -49,3 +79,8 @@ void enable_mmc1_pin_mux(void) { configure_module_pin_mux(mmc1_pin_mux); } + +void enable_enet_pin_mux(void) +{ + configure_module_pin_mux(enet_pin_mux); +} diff --git a/include/configs/ti814x_evm.h b/include/configs/ti814x_evm.h index 4cbd789..ce0541a 100644 --- a/include/configs/ti814x_evm.h +++ b/include/configs/ti814x_evm.h @@ -217,4 +217,25 @@ /* Unsupported features */ #undef CONFIG_USE_IRQ
+/* Ethernet */ +#define CONFIG_CMD_NET +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_PING +#define CONFIG_CMD_MII +#define CONFIG_DRIVER_TI_CPSW +#define CONFIG_MII +#define CONFIG_BOOTP_DEFAULT +#define CONFIG_BOOTP_DNS +#define CONFIG_BOOTP_DNS2 +#define CONFIG_BOOTP_SEND_HOSTNAME +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_NET_RETRY_COUNT 10 +#define CONFIG_NET_MULTI +#define CONFIG_PHY_GIGE +#define CONFIG_PHYLIB +#define CONFIG_PHY_ADDR 1 +#define CONFIG_PHY_ET1011C +#define CONFIG_PHY_ET1011C_TX_CLK_FIX + #endif /* ! __CONFIG_TI814X_EVM_H */