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331 lines
8.5 KiB
331 lines
8.5 KiB
// 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 <[email protected]> |
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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 <[email protected]> */ |
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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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