forked from Minki/linux
2874c5fd28
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
332 lines
8.5 KiB
C
332 lines
8.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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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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#include <linux/gpio.h>
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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/rawnand.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 <linux/serial_reg.h>
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#include <linux/ata_platform.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 "common.h"
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#include "mpp.h"
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#include "orion5x.h"
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#include "tsx09-common.h"
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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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* 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 compatibility 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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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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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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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 = {
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.platform_data = &qnap_ts209_nor_flash_data,
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},
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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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* PCI
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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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static 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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* 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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irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_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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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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irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_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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static int __init qnap_ts209_pci_map_irq(const struct pci_dev *dev, u8 slot,
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u8 pin)
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{
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int irq;
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/*
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* Check for devices with hard-wired IRQs.
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*/
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irq = orion5x_pci_map_irq(dev, slot, pin);
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if (irq != -1)
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return irq;
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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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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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.setup = orion5x_pci_sys_setup,
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.scan = orion5x_pci_sys_scan_bus,
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.map_irq = qnap_ts209_pci_map_irq,
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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_ts209())
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pci_common_init(&qnap_ts209_pci);
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return 0;
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}
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subsys_initcall(qnap_ts209_pci_init);
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/*****************************************************************************
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* RTC S35390A on I2C bus
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****************************************************************************/
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#define TS209_RTC_GPIO 3
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static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
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I2C_BOARD_INFO("s35390a", 0x30),
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.irq = 0,
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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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#define QNAP_TS209_GPIO_KEY_MEDIA 1
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#define QNAP_TS209_GPIO_KEY_RESET 2
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static struct gpio_keys_button qnap_ts209_buttons[] = {
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{
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.code = KEY_COPY,
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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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.code = KEY_RESTART,
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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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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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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 = {
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.platform_data = &qnap_ts209_button_data,
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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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static struct mv_sata_platform_data qnap_ts209_sata_data = {
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.n_ports = 2,
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};
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/*****************************************************************************
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* General Setup
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****************************************************************************/
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static unsigned int ts209_mpp_modes[] __initdata = {
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MPP0_UNUSED,
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MPP1_GPIO, /* USB copy button */
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MPP2_GPIO, /* Load defaults button */
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MPP3_GPIO, /* GPIO RTC */
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MPP4_UNUSED,
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MPP5_UNUSED,
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MPP6_GPIO, /* PCI Int A */
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MPP7_GPIO, /* PCI Int B */
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MPP8_UNUSED,
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MPP9_UNUSED,
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MPP10_UNUSED,
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MPP11_UNUSED,
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MPP12_SATA_LED, /* SATA 0 presence */
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MPP13_SATA_LED, /* SATA 1 presence */
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MPP14_SATA_LED, /* SATA 0 active */
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MPP15_SATA_LED, /* SATA 1 active */
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MPP16_UART, /* UART1 RXD */
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MPP17_UART, /* UART1 TXD */
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MPP18_GPIO, /* SW_RST */
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MPP19_UNUSED,
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0,
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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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orion5x_init();
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orion5x_mpp_conf(ts209_mpp_modes);
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/*
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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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/*
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* Configure peripherals.
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*/
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mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
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ORION_MBUS_DEVBUS_BOOT_ATTR,
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QNAP_TS209_NOR_BOOT_BASE,
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QNAP_TS209_NOR_BOOT_SIZE);
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platform_device_register(&qnap_ts209_nor_flash);
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orion5x_ehci0_init();
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orion5x_ehci1_init();
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qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE +
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qnap_ts209_partitions[5].offset,
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qnap_ts209_partitions[5].size);
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orion5x_eth_init(&qnap_tsx09_eth_data);
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orion5x_i2c_init();
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orion5x_sata_init(&qnap_ts209_sata_data);
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orion5x_uart0_init();
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orion5x_uart1_init();
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orion5x_xor_init();
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platform_device_register(&qnap_ts209_button_device);
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/* Get RTC IRQ and register the chip */
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if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) {
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if (gpio_direction_input(TS209_RTC_GPIO) == 0)
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qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO);
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else
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gpio_free(TS209_RTC_GPIO);
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}
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if (qnap_ts209_i2c_rtc.irq == 0)
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pr_warn("qnap_ts209_init: failed to get RTC IRQ\n");
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i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1);
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/* register tsx09 specific power-off method */
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pm_power_off = qnap_tsx09_power_off;
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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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.atag_offset = 0x100,
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.nr_irqs = ORION5X_NR_IRQS,
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.init_machine = qnap_ts209_init,
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.map_io = orion5x_map_io,
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.init_early = orion5x_init_early,
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.init_irq = orion5x_init_irq,
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.init_time = orion5x_timer_init,
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.fixup = tag_fixup_mem32,
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.restart = orion5x_restart,
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MACHINE_END
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