diff options
Diffstat (limited to 'board/enbw/enbw_cmc/enbw_cmc.c')
| -rw-r--r-- | board/enbw/enbw_cmc/enbw_cmc.c | 893 |
1 files changed, 0 insertions, 893 deletions
diff --git a/board/enbw/enbw_cmc/enbw_cmc.c b/board/enbw/enbw_cmc/enbw_cmc.c deleted file mode 100644 index 53b8362..0000000 --- a/board/enbw/enbw_cmc/enbw_cmc.c +++ /dev/null @@ -1,893 +0,0 @@ -/* - * (C) Copyright 2011 - * Heiko Schocher, DENX Software Engineering, hs@denx.de. - * - * Based on: - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ - * - * Based on da830evm.c. Original Copyrights follow: - * - * Copyright (C) 2009 Nick Thompson, GE Fanuc, Ltd. <nick.thompson@gefanuc.com> - * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> -#include <environment.h> -#include <hwconfig.h> -#include <i2c.h> -#include <malloc.h> -#include <miiphy.h> -#include <mmc.h> -#include <net.h> -#include <netdev.h> -#include <spi.h> -#include <linux/ctype.h> -#include <asm/gpio.h> -#include <asm/io.h> -#include <asm/arch/da850_lowlevel.h> -#include <asm/arch/davinci_misc.h> -#include <asm/ti-common/davinci_nand.h> -#include <asm/arch/emac_defs.h> -#include <asm/arch/gpio.h> -#include <asm/arch/pinmux_defs.h> -#include <asm/arch/hardware.h> -#include <asm/arch/sdmmc_defs.h> -#include <asm/arch/timer_defs.h> -#include <asm/davinci_rtc.h> - -DECLARE_GLOBAL_DATA_PTR; - -const struct lpsc_resource lpsc[] = { - { DAVINCI_LPSC_AEMIF }, - { DAVINCI_LPSC_SPI1 }, - { DAVINCI_LPSC_ARM_RAM_ROM }, - { DAVINCI_LPSC_UART0 }, - { DAVINCI_LPSC_EMAC }, - { DAVINCI_LPSC_UART0 }, - { DAVINCI_LPSC_GPIO }, - { DAVINCI_LPSC_DDR_EMIF }, - { DAVINCI_LPSC_UART1 }, - { DAVINCI_LPSC_UART2 }, - { DAVINCI_LPSC_MMC_SD1 }, - { DAVINCI_LPSC_USB20 }, - { DAVINCI_LPSC_USB11 }, -}; - -const int lpsc_size = ARRAY_SIZE(lpsc); - -static const struct pinmux_config enbw_pins[] = { - { pinmux(0), 8, 0 }, - { pinmux(0), 8, 1 }, - { pinmux(0), 8, 2 }, - { pinmux(0), 8, 3 }, - { pinmux(0), 8, 4 }, - { pinmux(0), 8, 5 }, - { pinmux(1), 4, 0 }, - { pinmux(1), 8, 1 }, - { pinmux(1), 8, 2 }, - { pinmux(1), 8, 3 }, - { pinmux(1), 8, 4 }, - { pinmux(1), 8, 5 }, - { pinmux(1), 8, 6 }, - { pinmux(1), 4, 7 }, - { pinmux(2), 8, 0 }, - { pinmux(5), 1, 0 }, - { pinmux(5), 1, 3 }, - { pinmux(5), 1, 7 }, - { pinmux(5), 1, 5 }, - { pinmux(5), 1, 4 }, - { pinmux(5), 1, 3 }, - { pinmux(5), 1, 2 }, - { pinmux(5), 1, 1 }, - { pinmux(5), 1, 0 }, - { pinmux(6), 8, 0 }, - { pinmux(6), 8, 1 }, - { pinmux(6), 8, 2 }, - { pinmux(6), 8, 3 }, - { pinmux(6), 8, 4 }, - { pinmux(6), 8, 5 }, - { pinmux(6), 1, 7 }, - { pinmux(7), 8, 2 }, - { pinmux(7), 1, 3 }, - { pinmux(7), 8, 6 }, - { pinmux(7), 1, 7 }, - { pinmux(13), 8, 2 }, - { pinmux(13), 8, 3 }, - { pinmux(13), 8, 4 }, - { pinmux(13), 8, 5 }, - { pinmux(13), 8, 6 }, - { pinmux(13), 8, 7 }, - { pinmux(14), 8, 0 }, - { pinmux(14), 8, 1 }, - { pinmux(16), 8, 1 }, - { pinmux(16), 8, 2 }, - { pinmux(16), 8, 3 }, - { pinmux(16), 8, 4 }, - { pinmux(16), 8, 5 }, - { pinmux(16), 8, 6 }, - { pinmux(16), 8, 7 }, - { pinmux(17), 1, 0 }, - { pinmux(17), 1, 1 }, - { pinmux(17), 1, 2 }, - { pinmux(17), 8, 3 }, - { pinmux(17), 8, 4 }, - { pinmux(17), 8, 5 }, - { pinmux(17), 8, 6 }, - { pinmux(17), 8, 7 }, - { pinmux(18), 8, 0 }, - { pinmux(18), 8, 1 }, - { pinmux(18), 2, 2 }, - { pinmux(18), 2, 3 }, - { pinmux(18), 2, 4 }, - { pinmux(18), 8, 6 }, - { pinmux(18), 8, 7 }, - { pinmux(19), 8, 0 }, - { pinmux(19), 2, 1 }, - { pinmux(19), 2, 2 }, - { pinmux(19), 2, 3 }, - { pinmux(19), 2, 4 }, - { pinmux(19), 8, 5 }, - { pinmux(19), 8, 6 }, -}; - -const struct pinmux_resource pinmuxes[] = { - PINMUX_ITEM(emac_pins_mii), - PINMUX_ITEM(emac_pins_mdio), - PINMUX_ITEM(i2c0_pins), - PINMUX_ITEM(emifa_pins_cs2), - PINMUX_ITEM(emifa_pins_cs3), - PINMUX_ITEM(emifa_pins_cs4), - PINMUX_ITEM(emifa_pins_nand), - PINMUX_ITEM(emifa_pins_nor), - PINMUX_ITEM(spi1_pins_base), - PINMUX_ITEM(spi1_pins_scs0), - PINMUX_ITEM(uart1_pins_txrx), - PINMUX_ITEM(uart2_pins_txrx), - PINMUX_ITEM(uart2_pins_rtscts), - PINMUX_ITEM(enbw_pins), -}; - -const int pinmuxes_size = ARRAY_SIZE(pinmuxes); - -struct gpio_config { - char name[GPIO_NAME_SIZE]; - unsigned char bank; - unsigned char gpio; - unsigned char out; - unsigned char value; -}; - -static const struct gpio_config enbw_gpio_config_hut[] = { - { "RS485 enable", 8, 11, 1, 0 }, - { "RS485 iso", 8, 10, 1, 1 }, - { "W2HUT RS485 Rx ena", 8, 9, 1, 0 }, - { "W2HUT RS485 iso", 8, 8, 1, 1 }, -}; - -static const struct gpio_config enbw_gpio_config_w[] = { - { "RS485 enable", 8, 11, 1, 0 }, - { "RS485 iso", 8, 10, 1, 0 }, - { "W2HUT RS485 Rx ena", 8, 9, 1, 0 }, - { "W2HUT RS485 iso", 8, 8, 1, 0 }, -}; - -static const struct gpio_config enbw_gpio_config[] = { - { "LAN reset", 7, 15, 1, 1 }, - { "ena 11V PLC", 7, 14, 1, 0 }, - { "ena 1.5V PLC", 7, 13, 1, 0 }, - { "disable VBUS", 7, 12, 1, 1 }, - { "PLC reset", 6, 13, 1, 0 }, - { "LCM RS", 6, 12, 1, 0 }, - { "LCM R/W", 6, 11, 1, 0 }, - { "PLC pairing", 6, 10, 1, 1 }, - { "PLC MDIO CLK", 6, 9, 1, 0 }, - { "HK218", 6, 8, 1, 0 }, - { "HK218 Rx", 6, 1, 1, 1 }, - { "TPM reset", 6, 0, 1, 0 }, - { "Board-Type", 3, 9, 0, 0 }, - { "HW-ID0", 2, 7, 0, 0 }, - { "HW-ID1", 2, 6, 0, 0 }, - { "HW-ID2", 2, 3, 0, 0 }, - { "PV-IF RxD ena", 0, 15, 1, 1 }, - { "LED1", 1, 15, 1, 1 }, - { "LED2", 0, 1, 1, 1 }, - { "LED3", 0, 2, 1, 1 }, - { "LED4", 0, 3, 1, 1 }, - { "LED5", 0, 4, 1, 1 }, - { "LED6", 0, 5, 1, 0 }, - { "LED7", 0, 6, 1, 0 }, - { "LED8", 0, 14, 1, 0 }, - { "USER1", 0, 12, 0, 0 }, - { "USER2", 0, 13, 0, 0 }, -}; - -#define PHY_POWER 0x0800 - -static void enbw_cmc_switch(int port, int on) -{ - const char *devname; - unsigned char phyaddr = 3; - unsigned char reg = 0; - unsigned short data; - - if (port == 1) - phyaddr = 2; - - devname = miiphy_get_current_dev(); - if (!devname) { - printf("Error: no mii device\n"); - return; - } - if (miiphy_read(devname, phyaddr, reg, &data) != 0) { - printf("Error reading from the PHY addr=%02x reg=%02x\n", - phyaddr, reg); - return; - } - - if (on) - data &= ~PHY_POWER; - else - data |= PHY_POWER; - - if (miiphy_write(devname, phyaddr, reg, data) != 0) { - printf("Error writing to the PHY addr=%02x reg=%02x\n", - phyaddr, reg); - return; - } -} - -static int enbw_cmc_init_gpio(const struct gpio_config *conf, int sz) -{ - int i, ret; - - for (i = 0; i < sz; i++) { - int gpio = conf[i].bank * 16 + - conf[i].gpio; - - ret = gpio_request(gpio, conf[i].name); - if (ret) { - printf("%s: Could not get %s gpio\n", __func__, - conf[i].name); - return ret; - } - - if (conf[i].out) - gpio_direction_output(gpio, - conf[i].value); - else - gpio_direction_input(gpio); - } - - return 0; -} - -int board_init(void) -{ - int board_type, hw_id; - -#ifndef CONFIG_USE_IRQ - irq_init(); -#endif - /* address of boot parameters, not used as booting with DTT */ - gd->bd->bi_boot_params = 0; - - enbw_cmc_init_gpio(enbw_gpio_config, ARRAY_SIZE(enbw_gpio_config)); - - /* detect HW version */ - board_type = gpio_get_value(CONFIG_ENBW_CMC_BOARD_TYPE); - hw_id = gpio_get_value(CONFIG_ENBW_CMC_HW_ID_BIT0) + - (gpio_get_value(CONFIG_ENBW_CMC_HW_ID_BIT1) << 1) + - (gpio_get_value(CONFIG_ENBW_CMC_HW_ID_BIT2) << 2); - printf("BOARD: CMC-%s hw id: %d\n", (board_type ? "w2" : "hut"), - hw_id); - if (board_type) - enbw_cmc_init_gpio(enbw_gpio_config_w, - ARRAY_SIZE(enbw_gpio_config_w)); - else - enbw_cmc_init_gpio(enbw_gpio_config_hut, - ARRAY_SIZE(enbw_gpio_config_hut)); - - /* setup the SUSPSRC for ARM to control emulation suspend */ - clrbits_le32(&davinci_syscfg_regs->suspsrc, - (DAVINCI_SYSCFG_SUSPSRC_EMAC | DAVINCI_SYSCFG_SUSPSRC_I2C | - DAVINCI_SYSCFG_SUSPSRC_SPI1 | DAVINCI_SYSCFG_SUSPSRC_TIMER0 | - DAVINCI_SYSCFG_SUSPSRC_UART2)); - - return 0; -} - -#ifdef CONFIG_DRIVER_TI_EMAC - -#define KSZ_CMD_READ 0x03 -#define KSZ_CMD_WRITE 0x02 -#define KSZ_ID 0x95 - -static int enbw_cmc_switch_read(struct spi_slave *spi, u8 reg, u8 *val) -{ - unsigned long flags = SPI_XFER_BEGIN; - int ret; - int cmd_len; - u8 cmd[2]; - - cmd[0] = KSZ_CMD_READ; - cmd[1] = reg; - cmd_len = 2; - - ret = spi_xfer(spi, cmd_len * 8, cmd, NULL, flags); - if (ret) { - debug("Failed to send command (%zu bytes): %d\n", - cmd_len, ret); - return -EINVAL; - } - flags |= SPI_XFER_END; - *val = 0; - cmd_len = 1; - ret = spi_xfer(spi, cmd_len * 8, NULL, val, flags); - if (ret) { - debug("Failed to read (%zu bytes): %d\n", - cmd_len, ret); - return -EINVAL; - } - - return 0; -} - -static int enbw_cmc_switch_read_ident(struct spi_slave *spi) -{ - int ret; - u8 val; - - ret = enbw_cmc_switch_read(spi, 0, &val); - if (ret) { - debug("Failed to read\n"); - return -EINVAL; - } - - if (val != KSZ_ID) - return -EINVAL; - - return 0; -} - -static int enbw_cmc_switch_write(struct spi_slave *spi, unsigned long reg, - unsigned long val) -{ - unsigned long flags = SPI_XFER_BEGIN; - int ret; - int cmd_len; - u8 cmd[3]; - - cmd[0] = KSZ_CMD_WRITE; - cmd[1] = reg; - cmd[2] = val; - cmd_len = 3; - flags |= SPI_XFER_END; - - ret = spi_xfer(spi, cmd_len * 8, cmd, NULL, flags); - if (ret) { - debug("Failed to send command (%zu bytes): %d\n", - cmd_len, ret); - return -EINVAL; - } - - udelay(1000); - ret = enbw_cmc_switch_read(spi, reg, &cmd[0]); - if (ret) { - debug("Failed to read\n"); - return -EINVAL; - } - if (val != cmd[0]) - debug("warning: reg: %lx va: %x soll: %lx\n", - reg, cmd[0], val); - - return 0; -} - -static int enbw_cmc_eof(unsigned char *ptr) -{ - if (*ptr == 0xff) - return 1; - - return 0; -} - -static char *enbw_cmc_getnewline(char *ptr) -{ - while (*ptr != 0x0a) { - ptr++; - if (enbw_cmc_eof((unsigned char *)ptr)) - return NULL; - } - - ptr++; - return ptr; -} - -static char *enbw_cmc_getvalue(char *ptr, int *value) -{ - int end = 0; - - *value = -EINVAL; - - if (!isxdigit(*ptr)) - end = 1; - - while (end) { - if ((*ptr == '#') || (*ptr == ';')) { - ptr = enbw_cmc_getnewline(ptr); - return ptr; - } - if (ptr != NULL) { - if (isxdigit(*ptr)) { - end = 0; - } else if (*ptr == 0x0a) { - ptr++; - return ptr; - } else { - ptr++; - if (enbw_cmc_eof((unsigned char *)ptr)) - return NULL; - } - } else { - return NULL; - } - } - *value = (int)simple_strtoul((const char *)ptr, &ptr, 16); - ptr++; - return ptr; -} - -static struct spi_slave *enbw_cmc_init_spi(void) -{ - struct spi_slave *spi; - int ret; - - spi = spi_setup_slave(0, 0, 1000000, 0); - if (!spi) { - printf("Failed to set up slave\n"); - return NULL; - } - - ret = spi_claim_bus(spi); - if (ret) { - debug("Failed to claim SPI bus: %d\n", ret); - goto err_claim_bus; - } - - ret = enbw_cmc_switch_read_ident(spi); - if (ret) - goto err_read; - - return spi; -err_read: - spi_release_bus(spi); -err_claim_bus: - spi_free_slave(spi); - return NULL; -} - -static int enbw_cmc_config_switch(unsigned long addr) -{ - struct spi_slave *spi; - char *ptr = (char *)addr; - int value, reg; - int ret = 0; - - debug("configure switch with file on addr: 0x%lx\n", addr); - - spi = enbw_cmc_init_spi(); - if (!spi) - return -EINVAL; - - while (ptr != NULL) { - ptr = enbw_cmc_getvalue(ptr, ®); - if (ptr != NULL) { - ptr = enbw_cmc_getvalue(ptr, &value); - if ((ptr != NULL) && (value >= 0)) - if (enbw_cmc_switch_write(spi, reg, value)) { - /* error writing to switch */ - ptr = NULL; - ret = -EINVAL; - } - } - } - - spi_release_bus(spi); - spi_free_slave(spi); - return ret; -} - -static int do_switch(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) -{ - unsigned long addr; - - if (argc < 2) - return cmd_usage(cmdtp); - - addr = simple_strtoul(argv[1], NULL, 16); - enbw_cmc_config_switch(addr); - - return 0; -} - -U_BOOT_CMD(switch, 3, 1, do_switch, - "switch addr", - "[addr]" -); - -/* - * Initializes on-board ethernet controllers. - */ -int board_eth_init(bd_t *bis) -{ - struct spi_slave *spi; - const char *s; - size_t len = 0; - int config = 1; - - davinci_emac_mii_mode_sel(0); - - /* send a config file to the switch */ - s = hwconfig_subarg("switch", "config", &len); - if (len) { - unsigned long addr = simple_strtoul(s, NULL, 16); - - config = enbw_cmc_config_switch(addr); - } - - if (config) { - /* - * no valid config file -> do we have some args in - * hwconfig ? - */ - if ((hwconfig_subarg("switch", "lan", &len)) || - (hwconfig_subarg("switch", "lmn", &len))) { - /* If so start switch */ - spi = enbw_cmc_init_spi(); - if (spi) { - if (enbw_cmc_switch_write(spi, 1, 0)) - config = 0; - udelay(10000); - if (enbw_cmc_switch_write(spi, 1, 1)) - config = 0; - spi_release_bus(spi); - spi_free_slave(spi); - } - } else { - config = 0; - } - } - if (!davinci_emac_initialize()) { - printf("Error: Ethernet init failed!\n"); - return -1; - } - - if (config) { - if (hwconfig_subarg_cmp("switch", "lan", "on")) - /* Switch port lan on */ - enbw_cmc_switch(1, 1); - else - enbw_cmc_switch(1, 0); - - if (hwconfig_subarg_cmp("switch", "lmn", "on")) - /* Switch port pwl on */ - enbw_cmc_switch(2, 1); - else - enbw_cmc_switch(2, 0); - } - - return 0; -} -#endif /* CONFIG_DRIVER_TI_EMAC */ - -#ifdef CONFIG_PREBOOT -static uchar kbd_magic_prefix[] = "key_magic_"; -static uchar kbd_command_prefix[] = "key_cmd_"; - -struct kbd_data_t { - char s1; -}; - -struct kbd_data_t *get_keys(struct kbd_data_t *kbd_data) -{ - /* read SW1 + SW2 */ - kbd_data->s1 = gpio_get_value(12) + - (gpio_get_value(13) << 1); - return kbd_data; -} - -static int compare_magic(const struct kbd_data_t *kbd_data, char *str) -{ - char s1 = str[0]; - - if (s1 >= '0' && s1 <= '9') - s1 -= '0'; - else if (s1 >= 'a' && s1 <= 'f') - s1 = s1 - 'a' + 10; - else if (s1 >= 'A' && s1 <= 'F') - s1 = s1 - 'A' + 10; - else - return -1; - - if (s1 != kbd_data->s1) - return -1; - - return 0; -} - -static char *key_match(const struct kbd_data_t *kbd_data) -{ - char magic[sizeof(kbd_magic_prefix) + 1]; - char *suffix; - char *kbd_magic_keys; - - /* - * The following string defines the characters that can be appended - * to "key_magic" to form the names of environment variables that - * hold "magic" key codes, i. e. such key codes that can cause - * pre-boot actions. If the string is empty (""), then only - * "key_magic" is checked (old behaviour); the string "125" causes - * checks for "key_magic1", "key_magic2" and "key_magic5", etc. - */ - kbd_magic_keys = getenv("magic_keys"); - if (kbd_magic_keys == NULL) - kbd_magic_keys = ""; - - /* - * loop over all magic keys; - * use '\0' suffix in case of empty string - */ - for (suffix = kbd_magic_keys; *suffix || - suffix == kbd_magic_keys; ++suffix) { - sprintf(magic, "%s%c", kbd_magic_prefix, *suffix); - - if (compare_magic(kbd_data, getenv(magic)) == 0) { - char cmd_name[sizeof(kbd_command_prefix) + 1]; - char *cmd; - - sprintf(cmd_name, "%s%c", kbd_command_prefix, *suffix); - cmd = getenv(cmd_name); - - return cmd; - } - } - - return NULL; -} -#endif /* CONFIG_PREBOOT */ - -int misc_init_r(void) -{ - char *s, buf[32]; -#ifdef CONFIG_PREBOOT - struct kbd_data_t kbd_data; - /* Decode keys */ - char *str = strdup(key_match(get_keys(&kbd_data))); - /* Set or delete definition */ - setenv("preboot", str); - free(str); -#endif /* CONFIG_PREBOOT */ - - /* count all restarts, and save this in an environment var */ - s = getenv("restartcount"); - - if (s) - sprintf(buf, "%ld", simple_strtoul(s, NULL, 10) + 1); - else - strcpy(buf, "1"); - - setenv("restartcount", buf); - saveenv(); - -#ifdef CONFIG_HW_WATCHDOG - davinci_hw_watchdog_enable(); -#endif - - return 0; -} - -struct cmc_led { - char name[20]; - unsigned char bank; - unsigned char gpio; -}; - -struct cmc_led led_table[] = { - {"led1", 1, 15}, - {"led2", 0, 1}, - {"led3", 0, 2}, - {"led4", 0, 3}, - {"led5", 0, 4}, - {"led6", 0, 5}, - {"led7", 0, 6}, - {"led8", 0, 14}, -}; - -static int cmc_get_led_state(struct cmc_led *led) -{ - int value; - int gpio = led->bank * 16 + led->gpio; - - value = gpio_get_value(gpio); - - return value; -} - -static int cmc_set_led_state(struct cmc_led *led, int state) -{ - int gpio = led->bank * 16 + led->gpio; - - gpio_set_value(gpio, state); - return 0; -} - -static int do_led(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) -{ - struct cmc_led *led; - int found = 0; - int i = 0; - int only_print = 0; - int len = ARRAY_SIZE(led_table); - - if (argc < 2) - return cmd_usage(cmdtp); - - if (argc < 3) - only_print = 1; - - led = led_table; - while ((!found) && (i < len)) { - if (strcmp(argv[1], led->name) == 0) { - found = 1; - } else { - led++; - i++; - } - } - if (!found) - return cmd_usage(cmdtp); - - if (only_print) { - if (cmc_get_led_state(led)) - printf("on\n"); - else - printf("off\n"); - - return 0; - } - if (strcmp(argv[2], "on") == 0) - cmc_set_led_state(led, 1); - else - cmc_set_led_state(led, 0); - - return 0; -} - -U_BOOT_CMD(led, 3, 1, do_led, - "switch on/off board led", - "[name] [on/off]" -); - -#ifdef CONFIG_HW_WATCHDOG -void hw_watchdog_reset(void) -{ - davinci_hw_watchdog_reset(); -} -#endif - -#if defined(CONFIG_POST) -void arch_memory_failure_handle(void) -{ - struct davinci_gpio *gpio = davinci_gpio_bank01; - int state = 1; - - /* - * if memor< failure blink with the LED 1,2 and 3 - * as we running from flash, we cannot use the gpio - * api here, so access the gpio pin direct through - * the gpio register. - */ - while (1) { - if (state) { - clrbits_le32(&gpio->out_data, 0x80000006); - state = 0; - } else { - setbits_le32(&gpio->out_data, 0x80000006); - state = 1; - } - udelay(500); - } -} -#endif - -ulong post_word_load(void) -{ - struct davinci_rtc *reg = - (struct davinci_rtc *)CONFIG_SYS_POST_WORD_ADDR; - - return in_be32(®->scratch2); -} - -void post_word_store(ulong value) -{ - struct davinci_rtc *reg = - (struct davinci_rtc *)CONFIG_SYS_POST_WORD_ADDR; - - /* - * write RTC kick register to enable write - * for RTC Scratch registers. Cratch0 and 1 are - * used for bootcount values. - */ - writel(RTC_KICK0R_WE, ®->kick0r); - writel(RTC_KICK1R_WE, ®->kick1r); - out_be32(®->scratch2, value); -} - -void board_gpio_init(void) -{ - struct davinci_gpio *gpio = davinci_gpio_bank01; - - /* - * set LED (gpio Interface not usable here) - * set LED pins to output and state 0 - */ - clrbits_le32(&gpio->dir, 0x8000407e); - clrbits_le32(&gpio->out_data, 0x8000407e); - /* set LED 1 - 5 to state on */ - setbits_le32(&gpio->out_data, 0x8000001e); - - /* - * set some gpio pins to low, this is needed early, - * so we have no gpio Interface here - * gpios: - * 8[8] Mode PV select low - * 8[9] Debug Rx Enable low - * 8[10] Mode Select PV low - * 8[11] Counter Interface RS485 Rx-Enable low - */ - gpio = davinci_gpio_bank8; - clrbits_le32(&gpio->dir, 0x00000f00); - clrbits_le32(&gpio->out_data, 0x0f00); -} - -int board_late_init(void) -{ - cmc_set_led_state(&led_table[4], 0); - - return 0; -} - -void show_boot_progress(int val) -{ - switch (val) { - case 1: - cmc_set_led_state(&led_table[4], 1); - break; - case 4: - cmc_set_led_state(&led_table[4], 0); - break; - case 15: - cmc_set_led_state(&led_table[4], 1); - break; - } -} - -#ifdef CONFIG_DAVINCI_MMC -static struct davinci_mmc mmc_sd1 = { - .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE, - .input_clk = 228000000, - .host_caps = MMC_MODE_4BIT, - .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, - .version = MMC_CTLR_VERSION_2, -}; - -int board_mmc_init(bd_t *bis) -{ - mmc_sd1.input_clk = clk_get(DAVINCI_MMC_CLKID); - /* Add slot-0 to mmc subsystem */ - return davinci_mmc_init(bis, &mmc_sd1); -} -#endif |