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+/*
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+ * arch/arm/mach-orion5x/edmini_v2-setup.c
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+ *
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+ * LaCie Ethernet Disk mini V2 Setup
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+ *
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+ * Copyright (C) 2008 Christopher Moore <moore@free.fr>
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+ * Copyright (C) 2008 Albert Aribaud <albert.aribaud@free.fr>
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+ *
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+ * This file is licensed under the terms of the GNU General Public
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+ * License version 2. This program is licensed "as is" without any
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+ * warranty of any kind, whether express or implied.
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+ */
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+
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+/*
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+ * TODO: add Orion USB device port init when kernel.org support is added.
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+ * TODO: add flash write support: see below.
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+ * TODO: add power-off support.
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+ * TODO: add I2C EEPROM support.
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+ */
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+
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+#include <linux/kernel.h>
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+#include <linux/init.h>
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+#include <linux/platform_device.h>
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+#include <linux/pci.h>
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+#include <linux/irq.h>
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+#include <linux/mtd/physmap.h>
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+#include <linux/mv643xx_eth.h>
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+#include <linux/i2c.h>
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+#include <linux/ata_platform.h>
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+#include <linux/gpio.h>
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+#include <asm/mach-types.h>
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+#include <asm/mach/arch.h>
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+#include <asm/mach/pci.h>
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+#include <mach/orion5x.h>
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+#include "common.h"
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+#include "mpp.h"
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+
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+/*****************************************************************************
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+ * EDMINI_V2 Info
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+ ****************************************************************************/
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+
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+/*
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+ * 512KB NOR flash Device bus boot chip select
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+ */
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+
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+#define EDMINI_V2_NOR_BOOT_BASE 0xfff80000
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+#define EDMINI_V2_NOR_BOOT_SIZE SZ_512K
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+
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+/*****************************************************************************
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+ * 512KB NOR Flash on BOOT Device
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+ ****************************************************************************/
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+
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+/*
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+ * Currently the MTD code does not recognize the MX29LV400CBCT as a bottom
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+ * -type device. This could cause risks of accidentally erasing critical
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+ * flash sectors. We thus define a single, write-protected partition covering
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+ * the whole flash.
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+ * TODO: once the flash part TOP/BOTTOM detection issue is sorted out in the MTD
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+ * code, break this into at least three partitions: 'u-boot code', 'u-boot
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+ * environment' and 'whatever is left'.
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+ */
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+
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+static struct mtd_partition edmini_v2_partitions[] = {
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+ {
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+ .name = "Full512kb",
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+ .size = 0x00080000,
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+ .offset = 0x00000000,
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+ .mask_flags = MTD_WRITEABLE,
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+ },
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+};
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+
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+static struct physmap_flash_data edmini_v2_nor_flash_data = {
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+ .width = 1,
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+ .parts = edmini_v2_partitions,
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+ .nr_parts = ARRAY_SIZE(edmini_v2_partitions),
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+};
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+
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+static struct resource edmini_v2_nor_flash_resource = {
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+ .flags = IORESOURCE_MEM,
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+ .start = EDMINI_V2_NOR_BOOT_BASE,
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+ .end = EDMINI_V2_NOR_BOOT_BASE
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+ + EDMINI_V2_NOR_BOOT_SIZE - 1,
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+};
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+
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+static struct platform_device edmini_v2_nor_flash = {
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+ .name = "physmap-flash",
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+ .id = 0,
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+ .dev = {
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+ .platform_data = &edmini_v2_nor_flash_data,
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+ },
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+ .num_resources = 1,
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+ .resource = &edmini_v2_nor_flash_resource,
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+};
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+
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+/*****************************************************************************
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+ * Ethernet
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+ ****************************************************************************/
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+
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+static struct mv643xx_eth_platform_data edmini_v2_eth_data = {
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+ .phy_addr = 8,
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+};
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+
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+/*****************************************************************************
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+ * RTC 5C372a on I2C bus
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+ ****************************************************************************/
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+
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+#define EDMINIV2_RTC_GPIO 3
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+
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+static struct i2c_board_info __initdata edmini_v2_i2c_rtc = {
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+ I2C_BOARD_INFO("rs5c372a", 0x32),
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+ .irq = 0,
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+};
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+
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+/*****************************************************************************
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+ * Sata
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+ ****************************************************************************/
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+
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+static struct mv_sata_platform_data edmini_v2_sata_data = {
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+ .n_ports = 2,
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+};
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+
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+/*****************************************************************************
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+ * General Setup
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+ ****************************************************************************/
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+static struct orion5x_mpp_mode edminiv2_mpp_modes[] __initdata = {
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+ { 0, MPP_UNUSED },
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+ { 1, MPP_UNUSED },
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+ { 2, MPP_UNUSED },
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+ { 3, MPP_GPIO }, /* RTC interrupt */
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+ { 4, MPP_UNUSED },
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+ { 5, MPP_UNUSED },
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+ { 6, MPP_UNUSED },
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+ { 7, MPP_UNUSED },
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+ { 8, MPP_UNUSED },
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+ { 9, MPP_UNUSED },
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+ { 10, MPP_UNUSED },
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+ { 11, MPP_UNUSED },
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+ { 12, MPP_SATA_LED }, /* SATA 0 presence */
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+ { 13, MPP_SATA_LED }, /* SATA 1 presence */
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+ { 14, MPP_SATA_LED }, /* SATA 0 active */
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+ { 15, MPP_SATA_LED }, /* SATA 1 active */
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+ /* 16: Power LED control (0 = On, 1 = Off) */
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+ { 16, MPP_GPIO },
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+ /* 17: Power LED control select (0 = CPLD, 1 = GPIO16) */
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+ { 17, MPP_GPIO },
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+ /* 18: Power button status (0 = Released, 1 = Pressed) */
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+ { 18, MPP_GPIO },
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+ { 19, MPP_UNUSED },
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+ { -1 }
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+};
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+
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+static void __init edmini_v2_init(void)
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+{
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+ /*
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+ * Setup basic Orion functions. Need to be called early.
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+ */
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+ orion5x_init();
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+
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+ orion5x_mpp_conf(edminiv2_mpp_modes);
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+
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+ /*
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+ * Configure peripherals.
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+ */
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+ orion5x_ehci0_init();
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+ orion5x_eth_init(&edmini_v2_eth_data);
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+ orion5x_i2c_init();
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+ orion5x_sata_init(&edmini_v2_sata_data);
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+ orion5x_uart0_init();
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+
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+ orion5x_setup_dev_boot_win(EDMINI_V2_NOR_BOOT_BASE,
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+ EDMINI_V2_NOR_BOOT_SIZE);
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+ platform_device_register(&edmini_v2_nor_flash);
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+
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+ pr_notice("edmini_v2: USB device port, flash write and power-off "
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+ "are not yet supported.\n");
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+
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+ /* Get RTC IRQ and register the chip */
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+ if (gpio_request(EDMINIV2_RTC_GPIO, "rtc") == 0) {
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+ if (gpio_direction_input(EDMINIV2_RTC_GPIO) == 0)
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+ edmini_v2_i2c_rtc.irq = gpio_to_irq(EDMINIV2_RTC_GPIO);
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+ else
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+ gpio_free(EDMINIV2_RTC_GPIO);
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+ }
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+
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+ if (edmini_v2_i2c_rtc.irq == 0)
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+ pr_warning("edmini_v2: failed to get RTC IRQ\n");
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+
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+ i2c_register_board_info(0, &edmini_v2_i2c_rtc, 1);
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+}
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+
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+/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */
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+MACHINE_START(EDMINI_V2, "LaCie Ethernet Disk mini V2")
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+ /* Maintainer: Christopher Moore <moore@free.fr> */
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+ .phys_io = ORION5X_REGS_PHYS_BASE,
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+ .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
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+ .boot_params = 0x00000100,
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+ .init_machine = edmini_v2_init,
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+ .map_io = orion5x_map_io,
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+ .init_irq = orion5x_init_irq,
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+ .timer = &orion5x_timer,
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+ .fixup = tag_fixup_mem32,
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+MACHINE_END
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Christopher Moore