diff options
Diffstat (limited to 'board/overo/overo.c')
| -rw-r--r-- | board/overo/overo.c | 411 |
1 files changed, 0 insertions, 411 deletions
diff --git a/board/overo/overo.c b/board/overo/overo.c deleted file mode 100644 index 5450f5d11c..0000000000 --- a/board/overo/overo.c +++ /dev/null @@ -1,411 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Maintainer : Steve Sakoman <steve@sakoman.com> - * - * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by - * Richard Woodruff <r-woodruff2@ti.com> - * Syed Mohammed Khasim <khasim@ti.com> - * Sunil Kumar <sunilsaini05@gmail.com> - * Shashi Ranjan <shashiranjanmca05@gmail.com> - * - * (C) Copyright 2004-2008 - * Texas Instruments, <www.ti.com> - */ -#include <common.h> -#include <dm.h> -#include <env.h> -#include <init.h> -#include <malloc.h> -#include <net.h> -#include <ns16550.h> -#include <netdev.h> -#include <twl4030.h> -#include <linux/delay.h> -#include <linux/mtd/rawnand.h> -#include <asm/io.h> -#include <asm/arch/mmc_host_def.h> -#include <asm/arch/mux.h> -#include <asm/arch/mem.h> -#include <asm/arch/sys_proto.h> -#include <asm/gpio.h> -#include <asm/mach-types.h> -#include "overo.h" - -#ifdef CONFIG_USB_EHCI_HCD -#include <usb.h> -#include <asm/ehci-omap.h> -#endif - -#define TWL4030_I2C_BUS 0 -#define EXPANSION_EEPROM_I2C_BUS 2 -#define EXPANSION_EEPROM_I2C_ADDRESS 0x51 - -#define GUMSTIX_EMPTY_EEPROM 0x0 - -#define GUMSTIX_SUMMIT 0x01000200 -#define GUMSTIX_TOBI 0x02000200 -#define GUMSTIX_TOBI_DUO 0x03000200 -#define GUMSTIX_PALO35 0x04000200 -#define GUMSTIX_PALO43 0x05000200 -#define GUMSTIX_CHESTNUT43 0x06000200 -#define GUMSTIX_PINTO 0x07000200 -#define GUMSTIX_GALLOP43 0x08000200 -#define GUMSTIX_ALTO35 0x09000200 -#define GUMSTIX_STAGECOACH 0x0A000200 -#define GUMSTIX_THUMBO 0x0B000200 -#define GUMSTIX_TURTLECORE 0x0C000200 -#define GUMSTIX_ARBOR43C 0x0D000200 - -#define ETTUS_USRP_E 0x01000300 - -#define GUMSTIX_NO_EEPROM 0xffffffff - -static struct { - unsigned int device_vendor; - unsigned char revision; - unsigned char content; - char fab_revision[8]; - char env_var[16]; - char env_setting[64]; -} expansion_config = {0x0}; - -static const struct ns16550_platdata overo_serial = { - .base = OMAP34XX_UART3, - .reg_shift = 2, - .clock = V_NS16550_CLK, - .fcr = UART_FCR_DEFVAL, -}; - -U_BOOT_DEVICE(overo_uart) = { - "ns16550_serial", - &overo_serial -}; - -/* - * Routine: get_sdio2_config - * Description: Return information about the wifi module connection - * Returns 0 if the module connects though a level translator - * Returns 1 if the module connects directly - */ -int get_sdio2_config(void) -{ - int sdio_direct; - - if (!gpio_request(130, "") && !gpio_request(139, "")) { - - gpio_direction_output(130, 0); - gpio_direction_input(139); - - sdio_direct = 1; - gpio_set_value(130, 0); - if (gpio_get_value(139) == 0) { - gpio_set_value(130, 1); - if (gpio_get_value(139) == 1) - sdio_direct = 0; - } - - gpio_direction_input(130); - } else { - puts("Error: unable to acquire sdio2 clk GPIOs\n"); - sdio_direct = -1; - } - - return sdio_direct; -} - -/* - * Routine: get_expansion_id - * Description: This function checks for expansion board by checking I2C - * bus 2 for the availability of an AT24C01B serial EEPROM. - * returns the device_vendor field from the EEPROM - */ -unsigned int get_expansion_id(void) -{ - if (expansion_config.device_vendor != 0x0) - return expansion_config.device_vendor; - - i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS); - - /* return GUMSTIX_NO_EEPROM if eeprom doesn't respond */ - if (i2c_probe(EXPANSION_EEPROM_I2C_ADDRESS) == 1) { - i2c_set_bus_num(TWL4030_I2C_BUS); - return GUMSTIX_NO_EEPROM; - } - - /* read configuration data */ - i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 1, (u8 *)&expansion_config, - sizeof(expansion_config)); - - i2c_set_bus_num(TWL4030_I2C_BUS); - - return expansion_config.device_vendor; -} - -/* - * Routine: misc_init_r - * Description: Configure board specific parts - */ -int misc_init_r(void) -{ - unsigned int expansion_id; - - twl4030_power_init(); - twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON); - - printf("Board revision: %d\n", get_board_revision()); - - switch (get_sdio2_config()) { - case 0: - puts("Tranceiver detected on mmc2\n"); - MUX_OVERO_SDIO2_TRANSCEIVER(); - break; - case 1: - puts("Direct connection on mmc2\n"); - MUX_OVERO_SDIO2_DIRECT(); - break; - default: - puts("Unable to detect mmc2 connection type\n"); - } - - expansion_id = get_expansion_id(); - switch (expansion_id) { - case GUMSTIX_SUMMIT: - printf("Recognized Summit expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "dvi"); - env_set("expansionname", "summit"); - break; - case GUMSTIX_TOBI: - printf("Recognized Tobi expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "dvi"); - env_set("expansionname", "tobi"); - break; - case GUMSTIX_TOBI_DUO: - printf("Recognized Tobi Duo expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("expansionname", "tobiduo"); - break; - case GUMSTIX_PALO35: - printf("Recognized Palo35 expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "lcd35"); - env_set("expansionname", "palo35"); - break; - case GUMSTIX_PALO43: - printf("Recognized Palo43 expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "lcd43"); - env_set("expansionname", "palo43"); - break; - case GUMSTIX_CHESTNUT43: - printf("Recognized Chestnut43 expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "lcd43"); - env_set("expansionname", "chestnut43"); - break; - case GUMSTIX_PINTO: - printf("Recognized Pinto expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - break; - case GUMSTIX_GALLOP43: - printf("Recognized Gallop43 expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - env_set("defaultdisplay", "lcd43"); - env_set("expansionname", "gallop43"); - break; - case GUMSTIX_ALTO35: - printf("Recognized Alto35 expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - MUX_ALTO35(); - env_set("defaultdisplay", "lcd35"); - env_set("expansionname", "alto35"); - break; - case GUMSTIX_STAGECOACH: - printf("Recognized Stagecoach expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - break; - case GUMSTIX_THUMBO: - printf("Recognized Thumbo expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - break; - case GUMSTIX_TURTLECORE: - printf("Recognized Turtlecore expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - break; - case GUMSTIX_ARBOR43C: - printf("Recognized Arbor43C expansion board (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - MUX_ARBOR43C(); - env_set("defaultdisplay", "lcd43"); - env_set("expansionname", "arbor43c"); - break; - case ETTUS_USRP_E: - printf("Recognized Ettus Research USRP-E (rev %d %s)\n", - expansion_config.revision, - expansion_config.fab_revision); - MUX_GUMSTIX(); - MUX_USRP_E(); - env_set("defaultdisplay", "dvi"); - break; - case GUMSTIX_NO_EEPROM: - case GUMSTIX_EMPTY_EEPROM: - puts("No or empty EEPROM on expansion board\n"); - MUX_GUMSTIX(); - env_set("expansionname", "tobi"); - break; - default: - printf("Unrecognized expansion board 0x%08x\n", expansion_id); - break; - } - - if (expansion_config.content == 1) - env_set(expansion_config.env_var, expansion_config.env_setting); - - omap_die_id_display(); - - if (get_cpu_family() == CPU_OMAP34XX) - env_set("boardname", "overo"); - else - env_set("boardname", "overo-storm"); - - return 0; -} - -#if defined(CONFIG_CMD_NET) -/* GPMC definitions for LAN9221 chips on Tobi expansion boards */ -static const u32 gpmc_lan_config[] = { - NET_LAN9221_GPMC_CONFIG1, - NET_LAN9221_GPMC_CONFIG2, - NET_LAN9221_GPMC_CONFIG3, - NET_LAN9221_GPMC_CONFIG4, - NET_LAN9221_GPMC_CONFIG5, - NET_LAN9221_GPMC_CONFIG6, - /*CONFIG7- computed as params */ -}; - -/* - * Routine: setup_net_chip - * Description: Setting up the configuration GPMC registers specific to the - * Ethernet hardware. - */ -static void setup_net_chip(void) -{ - struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE; - - /* Enable off mode for NWE in PADCONF_GPMC_NWE register */ - writew(readw(&ctrl_base ->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe); - /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */ - writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe); - /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */ - writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00, - &ctrl_base->gpmc_nadv_ale); -} - -/* - * Routine: reset_net_chip - * Description: Reset the Ethernet hardware. - */ -static void reset_net_chip(void) -{ - /* Make GPIO 64 as output pin and send a magic pulse through it */ - if (!gpio_request(64, "")) { - gpio_direction_output(64, 0); - gpio_set_value(64, 1); - udelay(1); - gpio_set_value(64, 0); - udelay(1); - gpio_set_value(64, 1); - } -} - -int board_eth_init(bd_t *bis) -{ - unsigned int expansion_id; - int rc = 0; - -#ifdef CONFIG_SMC911X - expansion_id = get_expansion_id(); - switch (expansion_id) { - case GUMSTIX_TOBI_DUO: - /* second lan chip */ - enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4], - 0x2B000000, GPMC_SIZE_16M); - /* no break */ - case GUMSTIX_TOBI: - case GUMSTIX_CHESTNUT43: - case GUMSTIX_STAGECOACH: - case GUMSTIX_NO_EEPROM: - case GUMSTIX_EMPTY_EEPROM: - /* first lan chip */ - enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5], - 0x2C000000, GPMC_SIZE_16M); - - setup_net_chip(); - reset_net_chip(); - - rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); - break; - default: - break; - } -#endif - - return rc; -} -#endif - -#if defined(CONFIG_USB_EHCI_HCD) -static struct omap_usbhs_board_data usbhs_bdata = { - .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, - .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED -}; - -#define GUMSTIX_GPIO_USBH_CPEN 168 -int ehci_hcd_init(int index, enum usb_init_type init, - struct ehci_hccr **hccr, struct ehci_hcor **hcor) -{ - /* Enable USB power */ - if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen")) - gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1); - - return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); -} - -int ehci_hcd_stop(void) -{ - /* Disable USB power */ - gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0); - gpio_free(GUMSTIX_GPIO_USBH_CPEN); - - return omap_ehci_hcd_stop(); -} - -#endif /* CONFIG_USB_EHCI_HCD */ |