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Diffstat (limited to 'board/birdland/bav335x/board.c')
| -rw-r--r-- | board/birdland/bav335x/board.c | 432 |
1 files changed, 0 insertions, 432 deletions
diff --git a/board/birdland/bav335x/board.c b/board/birdland/bav335x/board.c deleted file mode 100644 index 5900e65466..0000000000 --- a/board/birdland/bav335x/board.c +++ /dev/null @@ -1,432 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * board.c - * - * Board functions for Birdland Audio BAV335x Network Processor - * - * Copyright (c) 2012-2014 Birdland Audio - http://birdland.com/oem - */ - -#include <common.h> -#include <env.h> -#include <errno.h> -#include <init.h> -#include <net.h> -#include <serial.h> -#include <spl.h> -#include <asm/arch/cpu.h> -#include <asm/arch/hardware.h> -#include <asm/arch/omap.h> -#include <asm/arch/ddr_defs.h> -#include <asm/arch/clock.h> -#include <asm/arch/gpio.h> -#include <asm/arch/mmc_host_def.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/mem.h> -#include <asm/io.h> -#include <asm/emif.h> -#include <asm/gpio.h> -#include <i2c.h> -#include <miiphy.h> -#include <cpsw.h> -#include <power/tps65217.h> -#include <power/tps65910.h> -#include <env_internal.h> -#include <watchdog.h> -#include "board.h" - -DECLARE_GLOBAL_DATA_PTR; - -/* GPIO that controls power to DDR on EVM-SK */ -#define GPIO_DDR_VTT_EN 7 - -static __maybe_unused struct ctrl_dev *cdev = - (struct ctrl_dev *)CTRL_DEVICE_BASE; - - - -/* - * Read header information from EEPROM into global structure. - */ -static int read_eeprom(struct board_eeconfig *header) -{ - /* Check if baseboard eeprom is available */ - if (i2c_probe(CONFIG_SYS_I2C_EEPROM_ADDR)) - return -ENODEV; - - /* read the eeprom using i2c */ - if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, 2, (uchar *)header, - sizeof(struct board_eeconfig))) - return -EIO; - - if (header->magic != BOARD_MAGIC) { - /* read the i2c eeprom again using only a 1 byte address */ - if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, 1, (uchar *)header, - sizeof(struct board_eeconfig))) - return -EIO; - - if (header->magic != BOARD_MAGIC) - return -EINVAL; - } - return 0; -} - - - - -enum board_type get_board_type(bool debug) -{ - int ecode; - struct board_eeconfig header; - - ecode = read_eeprom(&header); - if (ecode == 0) { - if (header.version[1] == 'A') { - if (debug) - puts("=== Detected Board model BAV335x Rev.A"); - return BAV335A; - } else if (header.version[1] == 'B') { - if (debug) - puts("=== Detected Board model BAV335x Rev.B"); - return BAV335B; - } else if (debug) { - puts("### Un-known board model in serial-EE\n"); - } - } else if (debug) { - switch (ecode) { - case -ENODEV: - puts("### Board doesn't have a serial-EE\n"); - break; - case -EINVAL: - puts("### Board serial-EE signature is incorrect.\n"); - break; - default: - puts("### IO Error reading serial-EE.\n"); - break; - } - } - -#if (CONFIG_BAV_VERSION == 1) - if (debug) - puts("### Selecting BAV335A as per config\n"); - return BAV335A; -#elif (CONFIG_BAV_VERSION == 2) - if (debug) - puts("### Selecting BAV335B as per config\n"); - return BAV335B; -#endif -#if (NOT_DEFINED == 2) -#error "SHOULD NEVER DISPLAY THIS" -#endif - - if (debug) - puts("### Defaulting to model BAV335x Rev.B\n"); - return BAV335B; -} - - - -#ifndef CONFIG_SKIP_LOWLEVEL_INIT -static const struct ddr_data ddr3_bav335x_data = { - .datardsratio0 = MT41K256M16HA125E_RD_DQS, - .datawdsratio0 = MT41K256M16HA125E_WR_DQS, - .datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE, - .datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA, -}; - -static const struct cmd_control ddr3_bav335x_cmd_ctrl_data = { - .cmd0csratio = MT41K256M16HA125E_RATIO, - .cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT, - .cmd1csratio = MT41K256M16HA125E_RATIO, - .cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT, - .cmd2csratio = MT41K256M16HA125E_RATIO, - .cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT, -}; - - -static struct emif_regs ddr3_bav335x_emif_reg_data = { - .sdram_config = MT41K256M16HA125E_EMIF_SDCFG, - .ref_ctrl = MT41K256M16HA125E_EMIF_SDREF, - .sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1, - .sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2, - .sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3, - .zq_config = MT41K256M16HA125E_ZQ_CFG, - .emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY, -}; - - -#ifdef CONFIG_SPL_OS_BOOT -int spl_start_uboot(void) -{ - /* break into full u-boot on 'c' */ - if (serial_tstc() && serial_getc() == 'c') - return 1; - -#ifdef CONFIG_SPL_ENV_SUPPORT - env_init(); - env_load(); - if (env_get_yesno("boot_os") != 1) - return 1; -#endif - - return 0; -} -#endif - -#define OSC (V_OSCK/1000000) -const struct dpll_params dpll_ddr = { - 266, OSC-1, 1, -1, -1, -1, -1}; -const struct dpll_params dpll_ddr_evm_sk = { - 303, OSC-1, 1, -1, -1, -1, -1}; -const struct dpll_params dpll_ddr_bone_black = { - 400, OSC-1, 1, -1, -1, -1, -1}; - -void am33xx_spl_board_init(void) -{ - /* debug print detect status */ - (void)get_board_type(true); - - /* Get the frequency */ - /* dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); */ - dpll_mpu_opp100.m = MPUPLL_M_1000; - - if (i2c_probe(TPS65217_CHIP_PM)) - return; - - /* Set the USB Current Limit */ - if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH, - TPS65217_USB_INPUT_CUR_LIMIT_1800MA, - TPS65217_USB_INPUT_CUR_LIMIT_MASK)) - puts("! tps65217_reg_write: could not set USB limit\n"); - - /* Set the Core Voltage (DCDC3) to 1.125V */ - if (tps65217_voltage_update(TPS65217_DEFDCDC3, - TPS65217_DCDC_VOLT_SEL_1125MV)) { - puts("! tps65217_reg_write: could not set Core Voltage\n"); - return; - } - - /* Set CORE Frequencies to OPP100 */ - do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); - - /* Set the MPU Voltage (DCDC2) */ - if (tps65217_voltage_update(TPS65217_DEFDCDC2, - TPS65217_DCDC_VOLT_SEL_1325MV)) { - puts("! tps65217_reg_write: could not set MPU Voltage\n"); - return; - } - - /* - * Set LDO3, LDO4 output voltage to 3.3V for Beaglebone. - * Set LDO3 to 1.8V and LDO4 to 3.3V for Beaglebone Black. - */ - if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, TPS65217_DEFLS1, - TPS65217_LDO_VOLTAGE_OUT_1_8, TPS65217_LDO_MASK)) - puts("! tps65217_reg_write: could not set LDO3\n"); - - if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, TPS65217_DEFLS2, - TPS65217_LDO_VOLTAGE_OUT_3_3, TPS65217_LDO_MASK)) - puts("! tps65217_reg_write: could not set LDO4\n"); - - /* Set MPU Frequency to what we detected now that voltages are set */ - do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); -} - -const struct dpll_params *get_dpll_ddr_params(void) -{ - enable_i2c0_pin_mux(); - i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); - - return &dpll_ddr_bone_black; -} - -void set_uart_mux_conf(void) -{ -#if CONFIG_CONS_INDEX == 1 - enable_uart0_pin_mux(); -#elif CONFIG_CONS_INDEX == 2 - enable_uart1_pin_mux(); -#elif CONFIG_CONS_INDEX == 3 - enable_uart2_pin_mux(); -#elif CONFIG_CONS_INDEX == 4 - enable_uart3_pin_mux(); -#elif CONFIG_CONS_INDEX == 5 - enable_uart4_pin_mux(); -#elif CONFIG_CONS_INDEX == 6 - enable_uart5_pin_mux(); -#endif -} - -void set_mux_conf_regs(void) -{ - enum board_type board; - - board = get_board_type(false); - enable_board_pin_mux(board); -} - -const struct ctrl_ioregs ioregs_bonelt = { - .cm0ioctl = MT41K256M16HA125E_IOCTRL_VALUE, - .cm1ioctl = MT41K256M16HA125E_IOCTRL_VALUE, - .cm2ioctl = MT41K256M16HA125E_IOCTRL_VALUE, - .dt0ioctl = MT41K256M16HA125E_IOCTRL_VALUE, - .dt1ioctl = MT41K256M16HA125E_IOCTRL_VALUE, -}; - - -void sdram_init(void) -{ - config_ddr(400, &ioregs_bonelt, - &ddr3_bav335x_data, - &ddr3_bav335x_cmd_ctrl_data, - &ddr3_bav335x_emif_reg_data, 0); -} -#endif - -/* - * Basic board specific setup. Pinmux has been handled already. - */ -int board_init(void) -{ -#if defined(CONFIG_HW_WATCHDOG) - hw_watchdog_init(); -#endif - - gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; -#if defined(CONFIG_NOR) || defined(CONFIG_MTD_RAW_NAND) - gpmc_init(); -#endif - return 0; -} - -#ifdef CONFIG_BOARD_LATE_INIT -int board_late_init(void) -{ -#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG - env_set("board_name", "BAV335xB"); - env_set("board_rev", "B"); /* Fix me, but why bother.. */ -#endif - return 0; -} -#endif - - -#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ - (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) -static void cpsw_control(int enabled) -{ - /* VTP can be added here */ - return; -} - -static struct cpsw_slave_data cpsw_slaves[] = { - { - .slave_reg_ofs = 0x208, - .sliver_reg_ofs = 0xd80, - .phy_addr = 0, - }, - { - .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, -}; -#endif - - -/* - * This function will: - * Perform fixups to the PHY present on certain boards. We only need this - * function in: - * - SPL with either CPSW or USB ethernet support - * - Full U-Boot, with either CPSW or USB ethernet - * Build in only these cases to avoid warnings about unused variables - * when we build an SPL that has neither option but full U-Boot will. - */ -#if ((defined(CONFIG_SPL_ETH_SUPPORT) || defined(CONFIG_SPL_USB_ETHER)) &&\ - defined(CONFIG_SPL_BUILD)) || \ - ((defined(CONFIG_DRIVER_TI_CPSW) || \ - defined(CONFIG_USB_ETHER) && defined(CONFIG_USB_MUSB_GADGET)) && \ - !defined(CONFIG_SPL_BUILD)) -int board_eth_init(bd_t *bis) -{ - int ecode, rv, n; - uint8_t mac_addr[6]; - struct board_eeconfig header; - __maybe_unused enum board_type board; - - /* Default manufacturing address; used when no EE or invalid */ - n = 0; - mac_addr[0] = 0; - mac_addr[1] = 0x20; - mac_addr[2] = 0x18; - mac_addr[3] = 0x1C; - mac_addr[4] = 0x00; - mac_addr[5] = 0x01; - - ecode = read_eeprom(&header); - /* if we have a valid EE, get mac address from there */ - if ((ecode == 0) && - is_valid_ethaddr((const u8 *)&header.mac_addr[0][0])) { - memcpy(mac_addr, (const void *)&header.mac_addr[0][0], 6); - } - - -#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ - (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) - - if (!env_get("ethaddr")) { - printf("<ethaddr> not set. Validating first E-fuse MAC\n"); - - if (is_valid_ethaddr(mac_addr)) - eth_env_set_enetaddr("ethaddr", mac_addr); - } - -#ifdef CONFIG_DRIVER_TI_CPSW - - board = get_board_type(false); - - /* Rev.A uses 10/100 PHY in mii mode */ - if (board == BAV335A) { - writel(MII_MODE_ENABLE, &cdev->miisel); - cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII; - cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; - } - /* Rev.B (default) uses GB PHY in rmii mode */ - else { - writel((RGMII_MODE_ENABLE | RGMII_INT_DELAY), &cdev->miisel); - cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if - = PHY_INTERFACE_MODE_RGMII; - } - - rv = cpsw_register(&cpsw_data); - if (rv < 0) - printf("Error %d registering CPSW switch\n", rv); - else - n += rv; -#endif - -#endif - - return n; -} -#endif |