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Diffstat (limited to 'board/enbw/enbw_cmc/enbw_cmc.c')
-rw-r--r--board/enbw/enbw_cmc/enbw_cmc.c893
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, &reg);
- 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(&reg->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, &reg->kick0r);
- writel(RTC_KICK1R_WE, &reg->kick1r);
- out_be32(&reg->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