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-rw-r--r--arch/arm/mach-orion/ts209-setup.c335
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diff --git a/arch/arm/mach-orion/ts209-setup.c b/arch/arm/mach-orion/ts209-setup.c
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index 000000000000..e3e930efd155
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+++ b/arch/arm/mach-orion/ts209-setup.c
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+/*
+ * QNAP TS-109/TS-209 Board Setup
+ *
+ * Maintainer: Byron Bradley <byron.bbradley@gmail.com>
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/nand.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/i2c.h>
+#include <linux/serial_reg.h>
+#include <asm/mach-types.h>
+#include <asm/gpio.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/pci.h>
+#include <asm/arch/orion.h>
+#include <asm/arch/platform.h>
+#include "common.h"
+
+#define QNAP_TS209_NOR_BOOT_BASE 0xf4000000
+#define QNAP_TS209_NOR_BOOT_SIZE SZ_8M
+
+/****************************************************************************
+ * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
+ * partitions on the device because we want to keep compatability with
+ * existing QNAP firmware.
+ *
+ * Layout as used by QNAP:
+ * [2] 0x00000000-0x00200000 : "Kernel"
+ * [3] 0x00200000-0x00600000 : "RootFS1"
+ * [4] 0x00600000-0x00700000 : "RootFS2"
+ * [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
+ * [5] 0x00760000-0x00780000 : "U-Boot Config"
+ * [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
+ ***************************************************************************/
+static struct mtd_partition qnap_ts209_partitions[] = {
+ {
+ .name = "U-Boot",
+ .size = 0x00080000,
+ .offset = 0x00780000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "Kernel",
+ .size = 0x00200000,
+ .offset = 0,
+ }, {
+ .name = "RootFS1",
+ .size = 0x00400000,
+ .offset = 0x00200000,
+ }, {
+ .name = "RootFS2",
+ .size = 0x00100000,
+ .offset = 0x00600000,
+ }, {
+ .name = "U-Boot Config",
+ .size = 0x00020000,
+ .offset = 0x00760000,
+ }, {
+ .name = "NAS Config",
+ .size = 0x00060000,
+ .offset = 0x00700000,
+ .mask_flags = MTD_WRITEABLE,
+ }
+};
+
+static struct physmap_flash_data qnap_ts209_nor_flash_data = {
+ .width = 1,
+ .parts = qnap_ts209_partitions,
+ .nr_parts = ARRAY_SIZE(qnap_ts209_partitions)
+};
+
+static struct resource qnap_ts209_nor_flash_resource = {
+ .flags = IORESOURCE_MEM,
+ .start = QNAP_TS209_NOR_BOOT_BASE,
+ .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1,
+};
+
+static struct platform_device qnap_ts209_nor_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = { .platform_data = &qnap_ts209_nor_flash_data, },
+ .resource = &qnap_ts209_nor_flash_resource,
+ .num_resources = 1,
+};
+
+/*****************************************************************************
+ * PCI
+ ****************************************************************************/
+
+#define QNAP_TS209_PCI_SLOT0_OFFS 7
+#define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6
+#define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7
+
+void __init qnap_ts209_pci_preinit(void)
+{
+ int pin;
+
+ /*
+ * Configure PCI GPIO IRQ pins
+ */
+ pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN;
+ if (gpio_request(pin, "PCI Int1") == 0) {
+ if (gpio_direction_input(pin) == 0) {
+ set_irq_type(gpio_to_irq(pin), IRQT_LOW);
+ } else {
+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to "
+ "set_irq_type pin %d\n", pin);
+ gpio_free(pin);
+ }
+ } else {
+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request "
+ "%d\n", pin);
+ }
+
+ pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN;
+ if (gpio_request(pin, "PCI Int2") == 0) {
+ if (gpio_direction_input(pin) == 0) {
+ set_irq_type(gpio_to_irq(pin), IRQT_LOW);
+ } else {
+ printk(KERN_ERR "qnap_ts209_pci_preinit failed "
+ "to set_irq_type pin %d\n", pin);
+ gpio_free(pin);
+ }
+ } else {
+ printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request "
+ "%d\n", pin);
+ }
+}
+
+static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ /*
+ * PCIE IRQ is connected internally (not GPIO)
+ */
+ if (dev->bus->number == orion_pcie_local_bus_nr())
+ return IRQ_ORION_PCIE0_INT;
+
+ /*
+ * PCI IRQs are connected via GPIOs
+ */
+ switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) {
+ case 0:
+ return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN);
+ case 1:
+ return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN);
+ default:
+ return -1;
+ }
+}
+
+static struct hw_pci qnap_ts209_pci __initdata = {
+ .nr_controllers = 2,
+ .preinit = qnap_ts209_pci_preinit,
+ .swizzle = pci_std_swizzle,
+ .setup = orion_pci_sys_setup,
+ .scan = orion_pci_sys_scan_bus,
+ .map_irq = qnap_ts209_pci_map_irq,
+};
+
+static int __init qnap_ts209_pci_init(void)
+{
+ if (machine_is_ts_x09())
+ pci_common_init(&qnap_ts209_pci);
+
+ return 0;
+}
+
+subsys_initcall(qnap_ts209_pci_init);
+
+/*****************************************************************************
+ * Ethernet
+ ****************************************************************************/
+
+static struct mv643xx_eth_platform_data qnap_ts209_eth_data = {
+ .phy_addr = 8,
+ .force_phy_addr = 1,
+};
+
+/*****************************************************************************
+ * RTC S35390A on I2C bus
+ ****************************************************************************/
+static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
+ .driver_name = "rtc-s35390a",
+ .addr = 0x30,
+};
+
+/****************************************************************************
+ * GPIO Attached Keys
+ * Power button is attached to the PIC microcontroller
+ ****************************************************************************/
+
+#define QNAP_TS209_GPIO_KEY_MEDIA 1
+#define QNAP_TS209_GPIO_KEY_RESET 2
+
+static struct gpio_keys_button qnap_ts209_buttons[] = {
+ {
+ .code = KEY_RESTART,
+ .gpio = QNAP_TS209_GPIO_KEY_MEDIA,
+ .desc = "USB Copy Button",
+ .active_low = 1,
+ },
+ {
+ .code = KEY_POWER,
+ .gpio = QNAP_TS209_GPIO_KEY_RESET,
+ .desc = "Reset Button",
+ .active_low = 1,
+ }
+};
+
+static struct gpio_keys_platform_data qnap_ts209_button_data = {
+ .buttons = qnap_ts209_buttons,
+ .nbuttons = ARRAY_SIZE(qnap_ts209_buttons),
+};
+
+static struct platform_device qnap_ts209_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = { .platform_data = &qnap_ts209_button_data, },
+};
+
+/*****************************************************************************
+ * General Setup
+ ****************************************************************************/
+
+static struct platform_device *qnap_ts209_devices[] __initdata = {
+ &qnap_ts209_nor_flash,
+ &qnap_ts209_button_device,
+};
+
+/*
+ * QNAP TS-[12]09 specific power off method via UART1-attached PIC
+ */
+
+#define UART1_REG(x) (UART1_BASE + ((UART_##x) << 2))
+
+static void qnap_ts209_power_off(void)
+{
+ /* 19200 baud divisor */
+ const unsigned divisor = ((ORION_TCLK + (8 * 19200)) / (16 * 19200));
+
+ pr_info("%s: triggering power-off...\n", __func__);
+
+ /* hijack uart1 and reset into sane state (19200,8n1) */
+ orion_write(UART1_REG(LCR), 0x83);
+ orion_write(UART1_REG(DLL), divisor & 0xff);
+ orion_write(UART1_REG(DLM), (divisor >> 8) & 0xff);
+ orion_write(UART1_REG(LCR), 0x03);
+ orion_write(UART1_REG(IER), 0x00);
+ orion_write(UART1_REG(FCR), 0x00);
+ orion_write(UART1_REG(MCR), 0x00);
+
+ /* send the power-off command 'A' to PIC */
+ orion_write(UART1_REG(TX), 'A');
+}
+
+static void __init qnap_ts209_init(void)
+{
+ /*
+ * Setup basic Orion functions. Need to be called early.
+ */
+ orion_init();
+
+ /*
+ * Setup flash mapping
+ */
+ orion_setup_cpu_win(ORION_DEV_BOOT, QNAP_TS209_NOR_BOOT_BASE,
+ QNAP_TS209_NOR_BOOT_SIZE, -1);
+
+ /*
+ * Open a special address decode windows for the PCIE WA.
+ */
+ orion_write(ORION_REGS_BASE | 0x20074, ORION_PCIE_WA_BASE);
+ orion_write(ORION_REGS_BASE | 0x20070, (0x7941 |
+ (((ORION_PCIE_WA_SIZE >> 16) - 1)) << 16));
+
+ /*
+ * Setup Multiplexing Pins --
+ * MPP[0] Reserved
+ * MPP[1] USB copy button (0 active)
+ * MPP[2] Load defaults button (0 active)
+ * MPP[3] GPIO RTC
+ * MPP[4-5] Reserved
+ * MPP[6] PCI Int A
+ * MPP[7] PCI Int B
+ * MPP[8-11] Reserved
+ * MPP[12] SATA 0 presence
+ * MPP[13] SATA 1 presence
+ * MPP[14] SATA 0 active
+ * MPP[15] SATA 1 active
+ * MPP[16] UART1 RXD
+ * MPP[17] UART1 TXD
+ * MPP[18] SW_RST (0 active)
+ * MPP[19] Reserved
+ * MPP[20] PCI clock 0
+ * MPP[21] PCI clock 1
+ * MPP[22] USB 0 over current
+ * MPP[23-25] Reserved
+ */
+ orion_write(MPP_0_7_CTRL, 0x3);
+ orion_write(MPP_8_15_CTRL, 0x55550000);
+ orion_write(MPP_16_19_CTRL, 0x5500);
+ orion_gpio_set_valid_pins(0x3cc0fff);
+
+ /* register ts209 specific power-off method */
+ pm_power_off = qnap_ts209_power_off;
+
+ platform_add_devices(qnap_ts209_devices,
+ ARRAY_SIZE(qnap_ts209_devices));
+ i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1);
+ orion_eth_init(&qnap_ts209_eth_data);
+}
+
+MACHINE_START(TS209, "QNAP TS-109/TS-209")
+ /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */
+ .phys_io = ORION_REGS_BASE,
+ .io_pg_offst = ((ORION_REGS_BASE) >> 18) & 0xFFFC,
+ .boot_params = 0x00000100,
+ .init_machine = qnap_ts209_init,
+ .map_io = orion_map_io,
+ .init_irq = orion_init_irq,
+ .timer = &orion_timer,
+MACHINE_END
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.