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+/*
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+ * QNAP TS-109/TS-209 Board Setup
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+ *
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+ * Maintainer: Byron Bradley <byron.bbradley@gmail.com>
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License
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+ * as published by the Free Software Foundation; either version
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+ * 2 of the License, or (at your option) any later version.
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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/mtd/nand.h>
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+#include <linux/mv643xx_eth.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/input.h>
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+#include <linux/i2c.h>
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+#include <asm/mach-types.h>
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+#include <asm/gpio.h>
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+#include <asm/mach/arch.h>
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+#include <asm/mach/pci.h>
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+#include <asm/arch/orion.h>
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+#include <asm/arch/platform.h>
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+#include "common.h"
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+
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+#define QNAP_TS209_NOR_BOOT_BASE 0xf4000000
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+#define QNAP_TS209_NOR_BOOT_SIZE SZ_8M
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+
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+/****************************************************************************
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+ * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
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+ * partitions on the device because we want to keep compatability with
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+ * existing QNAP firmware.
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+ *
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+ * Layout as used by QNAP:
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+ * [2] 0x00000000-0x00200000 : "Kernel"
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+ * [3] 0x00200000-0x00600000 : "RootFS1"
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+ * [4] 0x00600000-0x00700000 : "RootFS2"
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+ * [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
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+ * [5] 0x00760000-0x00780000 : "U-Boot Config"
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+ * [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
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+ ***************************************************************************/
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+static struct mtd_partition qnap_ts209_partitions[] = {
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+ {
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+ .name = "U-Boot",
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+ .size = 0x00080000,
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+ .offset = 0x00780000,
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+ .mask_flags = MTD_WRITEABLE,
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+ }, {
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+ .name = "Kernel",
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+ .size = 0x00200000,
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+ .offset = 0,
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+ }, {
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+ .name = "RootFS1",
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+ .size = 0x00400000,
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+ .offset = 0x00200000,
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+ }, {
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+ .name = "RootFS2",
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+ .size = 0x00100000,
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+ .offset = 0x00600000,
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+ }, {
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+ .name = "U-Boot Config",
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+ .size = 0x00020000,
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+ .offset = 0x00760000,
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+ }, {
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+ .name = "NAS Config",
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+ .size = 0x00060000,
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+ .offset = 0x00700000,
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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 qnap_ts209_nor_flash_data = {
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+ .width = 1,
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+ .parts = qnap_ts209_partitions,
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+ .nr_parts = ARRAY_SIZE(qnap_ts209_partitions)
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+};
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+
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+static struct resource qnap_ts209_nor_flash_resource = {
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+ .flags = IORESOURCE_MEM,
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+ .start = QNAP_TS209_NOR_BOOT_BASE,
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+ .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1,
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+};
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+
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+static struct platform_device qnap_ts209_nor_flash = {
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+ .name = "physmap-flash",
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+ .id = 0,
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+ .dev = { .platform_data = &qnap_ts209_nor_flash_data, },
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+ .resource = &qnap_ts209_nor_flash_resource,
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+ .num_resources = 1,
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+};
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+
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+/*****************************************************************************
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+ * PCI
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+ ****************************************************************************/
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+
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+#define QNAP_TS209_PCI_SLOT0_OFFS 7
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+#define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6
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+#define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7
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+
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+void __init qnap_ts209_pci_preinit(void)
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+{
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+ int pin;
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+
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+ /*
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+ * Configure PCI GPIO IRQ pins
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+ */
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+ pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN;
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+ if (gpio_request(pin, "PCI Int1") == 0) {
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+ if (gpio_direction_input(pin) == 0) {
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+ set_irq_type(gpio_to_irq(pin), IRQT_LOW);
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+ } else {
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+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to "
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+ "set_irq_type pin %d\n", pin);
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+ gpio_free(pin);
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+ }
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+ } else {
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+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request "
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+ "%d\n", pin);
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+ }
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+
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+ pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN;
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+ if (gpio_request(pin, "PCI Int2") == 0) {
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+ if (gpio_direction_input(pin) == 0) {
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+ set_irq_type(gpio_to_irq(pin), IRQT_LOW);
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+ } else {
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+ printk(KERN_ERR "qnap_ts209_pci_preinit failed "
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+ "to set_irq_type pin %d\n", pin);
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+ gpio_free(pin);
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+ }
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+ } else {
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+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request "
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+ "%d\n", pin);
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+ }
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+}
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+
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+static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
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+{
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+ /*
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+ * PCIE IRQ is connected internally (not GPIO)
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+ */
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+ if (dev->bus->number == orion_pcie_local_bus_nr())
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+ return IRQ_ORION_PCIE0_INT;
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+
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+ /*
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+ * PCI IRQs are connected via GPIOs
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+ */
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+ switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) {
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+ case 0:
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+ return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN);
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+ case 1:
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+ return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN);
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+ default:
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+ return -1;
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+ }
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+}
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+
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+static struct hw_pci qnap_ts209_pci __initdata = {
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+ .nr_controllers = 2,
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+ .preinit = qnap_ts209_pci_preinit,
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+ .swizzle = pci_std_swizzle,
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+ .setup = orion_pci_sys_setup,
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+ .scan = orion_pci_sys_scan_bus,
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+ .map_irq = qnap_ts209_pci_map_irq,
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+};
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+
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+static int __init qnap_ts209_pci_init(void)
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+{
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+ if (machine_is_ts_x09())
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+ pci_common_init(&qnap_ts209_pci);
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+
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+ return 0;
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+}
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+
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+subsys_initcall(qnap_ts209_pci_init);
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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 qnap_ts209_eth_data = {
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+ .phy_addr = 8,
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+ .force_phy_addr = 1,
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+};
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+
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+/*****************************************************************************
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+ * RTC S35390A on I2C bus
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+ ****************************************************************************/
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+static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
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+ .driver_name = "rtc-s35390a",
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+ .addr = 0x30,
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+};
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+
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+/****************************************************************************
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+ * GPIO Attached Keys
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+ * Power button is attached to the PIC microcontroller
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+ ****************************************************************************/
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+
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+#define QNAP_TS209_GPIO_KEY_MEDIA 1
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+#define QNAP_TS209_GPIO_KEY_RESET 2
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+
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+static struct gpio_keys_button qnap_ts209_buttons[] = {
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+ {
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+ .code = KEY_RESTART,
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+ .gpio = QNAP_TS209_GPIO_KEY_MEDIA,
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+ .desc = "USB Copy Button",
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+ .active_low = 1,
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+ },
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+ {
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+ .code = KEY_POWER,
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+ .gpio = QNAP_TS209_GPIO_KEY_RESET,
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+ .desc = "Reset Button",
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+ .active_low = 1,
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+ }
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+};
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+
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+static struct gpio_keys_platform_data qnap_ts209_button_data = {
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+ .buttons = qnap_ts209_buttons,
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+ .nbuttons = ARRAY_SIZE(qnap_ts209_buttons),
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+};
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+
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+static struct platform_device qnap_ts209_button_device = {
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+ .name = "gpio-keys",
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+ .id = -1,
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+ .num_resources = 0,
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+ .dev = { .platform_data = &qnap_ts209_button_data, },
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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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+
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+static struct platform_device *qnap_ts209_devices[] __initdata = {
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+ &qnap_ts209_nor_flash,
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+ &qnap_ts209_button_device,
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+};
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+
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+static void __init qnap_ts209_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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+ orion_init();
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+
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+ /*
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+ * Setup flash mapping
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+ */
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+ orion_setup_cpu_win(ORION_DEV_BOOT, QNAP_TS209_NOR_BOOT_BASE,
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+ QNAP_TS209_NOR_BOOT_SIZE, -1);
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+
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+ /*
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+ * Open a special address decode windows for the PCIE WA.
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+ */
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+ orion_write(ORION_REGS_BASE | 0x20074, ORION_PCIE_WA_BASE);
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+ orion_write(ORION_REGS_BASE | 0x20070, (0x7941 |
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+ (((ORION_PCIE_WA_SIZE >> 16) - 1)) << 16));
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+
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+ /*
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+ * Setup Multiplexing Pins --
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+ * MPP[0] Reserved
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+ * MPP[1] USB copy button (0 active)
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+ * MPP[2] Load defaults button (0 active)
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+ * MPP[3] GPIO RTC
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+ * MPP[4-5] Reserved
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+ * MPP[6] PCI Int A
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+ * MPP[7] PCI Int B
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+ * MPP[8-11] Reserved
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+ * MPP[12] SATA 0 presence
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+ * MPP[13] SATA 1 presence
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+ * MPP[14] SATA 0 active
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+ * MPP[15] SATA 1 active
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+ * MPP[16] UART1 RXD
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+ * MPP[17] UART1 TXD
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+ * MPP[18] SW_RST (0 active)
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+ * MPP[19] Reserved
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+ * MPP[20] PCI clock 0
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+ * MPP[21] PCI clock 1
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+ * MPP[22] USB 0 over current
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+ * MPP[23-25] Reserved
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+ */
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+ orion_write(MPP_0_7_CTRL, 0x3);
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+ orion_write(MPP_8_15_CTRL, 0x55550000);
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+ orion_write(MPP_16_19_CTRL, 0x5500);
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+ orion_gpio_set_valid_pins(0x3cc0fff);
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+
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+ platform_add_devices(qnap_ts209_devices,
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+ ARRAY_SIZE(qnap_ts209_devices));
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+ i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1);
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+ orion_eth_init(&qnap_ts209_eth_data);
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+}
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+
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+MACHINE_START(TS209, "QNAP TS-109/TS-209")
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+ /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */
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+ .phys_io = ORION_REGS_BASE,
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+ .io_pg_offst = ((ORION_REGS_BASE) >> 18) & 0xFFFC,
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+ .boot_params = 0x00000100,
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+ .init_machine = qnap_ts209_init,
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+ .map_io = orion_map_io,
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+ .init_irq = orion_init_irq,
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+ .timer = &orion_timer,
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+MACHINE_END
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