--- /dev/null
+/*
+ * Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
+ *
+ * Based on Kirkwood support:
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <i2c.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/arch/mpp.h>
+#include <asm/arch/gpio.h>
+
+#include "net2big_v2.h"
+#include "../common/common.h"
+#include "../common/cpld-gpio-bus.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ /* GPIO configuration */
+ kw_config_gpio(NET2BIG_V2_OE_VAL_LOW, NET2BIG_V2_OE_VAL_HIGH,
+ NET2BIG_V2_OE_LOW, NET2BIG_V2_OE_HIGH);
+
+ /* Multi-Purpose Pins Functionality configuration */
+ static const u32 kwmpp_config[] = {
+ MPP0_SPI_SCn,
+ MPP1_SPI_MOSI,
+ MPP2_SPI_SCK,
+ MPP3_SPI_MISO,
+ MPP6_SYSRST_OUTn,
+ MPP7_GPO, /* Request power-off */
+ MPP8_TW_SDA,
+ MPP9_TW_SCK,
+ MPP10_UART0_TXD,
+ MPP11_UART0_RXD,
+ MPP13_GPIO, /* Rear power switch (on|auto) */
+ MPP14_GPIO, /* USB fuse alarm */
+ MPP15_GPIO, /* Rear power switch (auto|off) */
+ MPP16_GPIO, /* SATA HDD1 power */
+ MPP17_GPIO, /* SATA HDD2 power */
+ MPP20_SATA1_ACTn,
+ MPP21_SATA0_ACTn,
+ MPP24_GPIO, /* USB mode select */
+ MPP26_GPIO, /* USB device vbus */
+ MPP28_GPIO, /* USB enable host vbus */
+ MPP29_GPIO, /* CPLD GPIO bus ALE */
+ MPP34_GPIO, /* Rear Push button 0=on 1=off */
+ MPP35_GPIO, /* Inhibit switch power-off */
+ MPP36_GPIO, /* SATA HDD1 presence */
+ MPP37_GPIO, /* SATA HDD2 presence */
+ MPP40_GPIO, /* eSATA presence */
+ MPP44_GPIO, /* CPLD GPIO bus (data 0) */
+ MPP45_GPIO, /* CPLD GPIO bus (data 1) */
+ MPP46_GPIO, /* CPLD GPIO bus (data 2) */
+ MPP47_GPIO, /* CPLD GPIO bus (addr 0) */
+ MPP48_GPIO, /* CPLD GPIO bus (addr 1) */
+ MPP49_GPIO, /* CPLD GPIO bus (addr 2) */
+ 0
+ };
+
+ kirkwood_mpp_conf(kwmpp_config, NULL);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* Machine number */
+ gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2;
+
+ /* Boot parameters address */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
+#if defined(CONFIG_MISC_INIT_R)
+
+#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_G762_ADDR)
+/*
+ * Start I2C fan (GMT G762 controller)
+ */
+static void init_fan(void)
+{
+ u8 data;
+
+ i2c_set_bus_num(0);
+
+ /* Enable open-loop and PWM modes */
+ data = 0x20;
+ if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
+ G762_REG_FAN_CMD1, 1, &data, 1) != 0)
+ goto err;
+ data = 0;
+ if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
+ G762_REG_SET_CNT, 1, &data, 1) != 0)
+ goto err;
+ /*
+ * RPM to PWM (set_out register) fan speed conversion array:
+ * 0 0x00
+ * 1500 0x04
+ * 2800 0x08
+ * 3400 0x0C
+ * 3700 0x10
+ * 4400 0x20
+ * 4700 0x30
+ * 4800 0x50
+ * 5200 0x80
+ * 5400 0xC0
+ * 5500 0xFF
+ *
+ * Start fan at low speed (2800 RPM):
+ */
+ data = 0x08;
+ if (i2c_write(CONFIG_SYS_I2C_G762_ADDR,
+ G762_REG_SET_OUT, 1, &data, 1) != 0)
+ goto err;
+
+ return;
+err:
+ printf("Error: failed to start I2C fan @%02x\n",
+ CONFIG_SYS_I2C_G762_ADDR);
+}
+#else
+static void init_fan(void) {}
+#endif /* CONFIG_CMD_I2C && CONFIG_SYS_I2C_G762_ADDR */
+
+#if defined(CONFIG_NET2BIG_V2) && defined(CONFIG_KIRKWOOD_GPIO)
+/*
+ * CPLD GPIO bus:
+ *
+ * - address register : bit [0-2] -> GPIO [47-49]
+ * - data register : bit [0-2] -> GPIO [44-46]
+ * - enable register : GPIO 29
+ */
+static unsigned cpld_gpio_bus_addr[] = { 47, 48, 49 };
+static unsigned cpld_gpio_bus_data[] = { 44, 45, 46 };
+
+static struct cpld_gpio_bus cpld_gpio_bus = {
+ .addr = cpld_gpio_bus_addr,
+ .num_addr = ARRAY_SIZE(cpld_gpio_bus_addr),
+ .data = cpld_gpio_bus_data,
+ .num_data = ARRAY_SIZE(cpld_gpio_bus_data),
+ .enable = 29,
+};
+
+/*
+ * LEDs configuration:
+ *
+ * The LEDs are controlled by a CPLD and can be configured through
+ * the CPLD GPIO bus.
+ *
+ * Address register selection:
+ *
+ * addr | register
+ * ----------------------------
+ * 0 | front LED
+ * 1 | front LED brightness
+ * 2 | SATA LED brightness
+ * 3 | SATA0 LED
+ * 4 | SATA1 LED
+ * 5 | SATA2 LED
+ * 6 | SATA3 LED
+ * 7 | SATA4 LED
+ *
+ * Data register configuration:
+ *
+ * data | LED brightness
+ * -------------------------------------------------
+ * 0 | min (off)
+ * - | -
+ * 7 | max
+ *
+ * data | front LED mode
+ * -------------------------------------------------
+ * 0 | fix off
+ * 1 | fix blue on
+ * 2 | fix red on
+ * 3 | blink blue on=1 sec and blue off=1 sec
+ * 4 | blink red on=1 sec and red off=1 sec
+ * 5 | blink blue on=2.5 sec and red on=0.5 sec
+ * 6 | blink blue on=1 sec and red on=1 sec
+ * 7 | blink blue on=0.5 sec and blue off=2.5 sec
+ *
+ * data | SATA LED mode
+ * -------------------------------------------------
+ * 0 | fix off
+ * 1 | SATA activity blink
+ * 2 | fix red on
+ * 3 | blink blue on=1 sec and blue off=1 sec
+ * 4 | blink red on=1 sec and red off=1 sec
+ * 5 | blink blue on=2.5 sec and red on=0.5 sec
+ * 6 | blink blue on=1 sec and red on=1 sec
+ * 7 | fix blue on
+ */
+static void init_leds(void)
+{
+ /* Enable the front blue LED */
+ cpld_gpio_bus_write(&cpld_gpio_bus, 0, 1);
+ cpld_gpio_bus_write(&cpld_gpio_bus, 1, 3);
+
+ /* Configure SATA LEDs to blink in relation with the SATA activity */
+ cpld_gpio_bus_write(&cpld_gpio_bus, 3, 1);
+ cpld_gpio_bus_write(&cpld_gpio_bus, 4, 1);
+ cpld_gpio_bus_write(&cpld_gpio_bus, 2, 3);
+}
+#else
+static void init_leds(void) {}
+#endif /* CONFIG_NET2BIG_V2 && CONFIG_KIRKWOOD_GPIO */
+
+int misc_init_r(void)
+{
+ init_fan();
+#if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
+ if (!getenv("ethaddr")) {
+ uchar mac[6];
+ if (lacie_read_mac_address(mac) == 0)
+ eth_setenv_enetaddr("ethaddr", mac);
+ }
+#endif
+ init_leds();
+
+ return 0;
+}
+#endif /* CONFIG_MISC_INIT_R */
+
+#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
+/* Configure and initialize PHY */
+void reset_phy(void)
+{
+ mv_phy_88e1116_init("egiga0", 8);
+}
+#endif
+
+#if defined(CONFIG_KIRKWOOD_GPIO)
+/* Return GPIO push button status */
+static int
+do_read_push_button(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ return !kw_gpio_get_value(NET2BIG_V2_GPIO_PUSH_BUTTON);
+}
+
+U_BOOT_CMD(button, 1, 1, do_read_push_button,
+ "Return GPIO push button status 0=off 1=on", "");
+#endif
Code Review / kvmfornfv.git / blobdiff