* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <i2c.h>
+#include <asm/mach-types.h>
#include <asm/arch/cpu.h>
-#include <asm/arch/kirkwood.h>
+#include <asm/arch/soc.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);
+ mvebu_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[] = {
MPP24_GPIO, /* USB mode select */
MPP26_GPIO, /* USB device vbus */
MPP28_GPIO, /* USB enable host vbus */
- MPP29_GPIO, /* GPIO extension ALE */
+ 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, /* GPIO extension (data 0) */
- MPP45_GPIO, /* GPIO extension (data 1) */
- MPP46_GPIO, /* GPIO extension (data 2) */
- MPP47_GPIO, /* GPIO extension (addr 0) */
- MPP48_GPIO, /* GPIO extension (addr 1) */
- MPP49_GPIO, /* GPIO extension (addr 2) */
+ 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
};
gd->bd->bi_arch_number = MACH_TYPE_NET2BIG_V2;
/* Boot parameters address */
- gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+ gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
return 0;
}
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();
eth_setenv_enetaddr("ethaddr", mac);
}
#endif
+ init_leds();
+
return 0;
}
#endif /* CONFIG_MISC_INIT_R */