mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-13 13:34:36 +03:00
fc35f54386
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11352 3c298f89-4303-0410-b956-a3cf2f4a3e73
419 lines
11 KiB
Diff
419 lines
11 KiB
Diff
From: Sylver Bruneau <sylver.bruneau@googlemail.com>
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Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
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---
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arch/arm/mach-orion5x/Kconfig | 6 +
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arch/arm/mach-orion5x/Makefile | 1 +
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arch/arm/mach-orion5x/ts409-setup.c | 383 +++++++++++++++++++++++++++++++++++
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3 files changed, 390 insertions(+), 0 deletions(-)
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create mode 100644 arch/arm/mach-orion5x/ts409-setup.c
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--- a/arch/arm/mach-orion5x/Kconfig
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+++ b/arch/arm/mach-orion5x/Kconfig
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@@ -44,6 +44,12 @@
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Buffalo Linkstation Pro/Live platform. Both v1 and
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v2 devices are supported.
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+config MACH_TS409
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+ bool "QNAP TS-409"
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+ help
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+ Say 'Y' here if you want your kernel to support the
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+ QNAP TS-409 platform.
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+
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endmenu
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endif
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--- a/arch/arm/mach-orion5x/Makefile
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+++ b/arch/arm/mach-orion5x/Makefile
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@@ -5,3 +5,4 @@
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obj-$(CONFIG_MACH_LINKSTATION_PRO) += kurobox_pro-setup.o
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obj-$(CONFIG_MACH_DNS323) += dns323-setup.o
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obj-$(CONFIG_MACH_TS209) += ts209-setup.o
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+obj-$(CONFIG_MACH_TS409) += ts409-setup.o
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--- /dev/null
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+++ b/arch/arm/mach-orion5x/ts409-setup.c
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@@ -0,0 +1,383 @@
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+/*
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+ * QNAP TS-409 Board Setup
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+ *
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+ * Maintainer: Sylver Bruneau <sylver.bruneau@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/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 <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/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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+ * QNAP TS-409 Info
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+ ****************************************************************************/
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+
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+/*
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+ * QNAP TS-409 hardware :
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+ * - Marvell 88F5281-D0
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+ * - Marvell 88SX7042 SATA controller (PCIe)
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+ * - Marvell 88E1118 Gigabit Ethernet PHY
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+ * - RTC S35390A (@0x30) on I2C bus
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+ * - 8MB NOR flash
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+ * - 256MB of DDR-2 RAM
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+ */
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+
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+/*
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+ * 8MB NOR flash Device bus boot chip select
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+ */
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+
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+#define QNAP_TS409_NOR_BOOT_BASE 0xff800000
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+#define QNAP_TS409_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_ts409_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_ts409_nor_flash_data = {
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+ .width = 1,
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+ .parts = qnap_ts409_partitions,
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+ .nr_parts = ARRAY_SIZE(qnap_ts409_partitions)
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+};
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+
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+static struct resource qnap_ts409_nor_flash_resource = {
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+ .flags = IORESOURCE_MEM,
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+ .start = QNAP_TS409_NOR_BOOT_BASE,
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+ .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
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+};
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+
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+static struct platform_device qnap_ts409_nor_flash = {
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+ .name = "physmap-flash",
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+ .id = 0,
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+ .dev = { .platform_data = &qnap_ts409_nor_flash_data, },
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+ .num_resources = 1,
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+ .resource = &qnap_ts409_nor_flash_resource,
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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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+static int __init qnap_ts409_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
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+{
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+ int irq;
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+
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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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+ /*
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+ * PCI isn't used on the TS-409
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+ */
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+ printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n");
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+ return -1;
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+}
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+
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+static struct hw_pci qnap_ts409_pci __initdata = {
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+ .nr_controllers = 2,
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+ .swizzle = pci_std_swizzle,
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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_ts409_pci_map_irq,
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+};
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+
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+static int __init qnap_ts409_pci_init(void)
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+{
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+ if (machine_is_ts409())
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+ pci_common_init(&qnap_ts409_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_ts409_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_ts409_eth_data = {
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+ .phy_addr = 8,
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+};
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+
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+static int __init parse_hex_nibble(char n)
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+{
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+ if (n >= '0' && n <= '9')
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+ return n - '0';
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+
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+ if (n >= 'A' && n <= 'F')
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+ return n - 'A' + 10;
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+
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+ if (n >= 'a' && n <= 'f')
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+ return n - 'a' + 10;
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+
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+ return -1;
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+}
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+
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+static int __init parse_hex_byte(const char *b)
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+{
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+ int hi;
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+ int lo;
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+
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+ hi = parse_hex_nibble(b[0]);
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+ lo = parse_hex_nibble(b[1]);
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+
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+ if (hi < 0 || lo < 0)
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+ return -1;
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+
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+ return (hi << 4) | lo;
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+}
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+
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+static int __init check_mac_addr(const char *addr_str)
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+{
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+ u_int8_t addr[6];
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+ int i;
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+
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+ for (i = 0; i < 6; i++) {
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+ int byte;
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+
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+ /*
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+ * Enforce "xx:xx:xx:xx:xx:xx\n" format.
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+ */
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+ if (addr_str[(i * 3) + 2] != ((i < 5) ? ':' : '\n'))
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+ return -1;
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+
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+ byte = parse_hex_byte(addr_str + (i * 3));
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+ if (byte < 0)
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+ return -1;
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+ addr[i] = byte;
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+ }
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+
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+ printk(KERN_INFO "ts409: found ethernet mac address ");
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+ for (i = 0; i < 6; i++)
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+ printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n");
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+
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+ memcpy(qnap_ts409_eth_data.mac_addr, addr, 6);
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+
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+ return 0;
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+}
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+
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+/*
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+ * The 'NAS Config' flash partition has an ext2 filesystem which
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+ * contains a file that has the ethernet MAC address in plain text
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+ * (format "xx:xx:xx:xx:xx:xx\n".)
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+ */
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+static void __init ts409_find_mac_addr(void)
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+{
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+ unsigned long addr;
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+
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+ for (addr = 0x00700000; addr < 0x00760000; addr += 1024) {
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+ char *nor_page;
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+ int ret = 0;
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+
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+ nor_page = ioremap(QNAP_TS409_NOR_BOOT_BASE + addr, 1024);
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+ if (nor_page != NULL) {
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+ ret = check_mac_addr(nor_page);
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+ iounmap(nor_page);
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+ }
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+
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+ if (ret == 0)
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+ break;
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+ }
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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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+
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+#define TS409_RTC_GPIO 10
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+
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+static struct i2c_board_info __initdata qnap_ts409_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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+/****************************************************************************
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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_TS409_GPIO_KEY_MEDIA 15
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+
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+static struct gpio_keys_button qnap_ts409_buttons[] = {
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+ {
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+ .code = KEY_RESTART,
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+ .gpio = QNAP_TS409_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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+
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+static struct gpio_keys_platform_data qnap_ts409_button_data = {
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+ .buttons = qnap_ts409_buttons,
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+ .nbuttons = ARRAY_SIZE(qnap_ts409_buttons),
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+};
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+
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+static struct platform_device qnap_ts409_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_ts409_button_data,
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+ },
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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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+/*
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+ * QNAP TS-409 specific power off method via UART1-attached PIC
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+ */
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+
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+#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2))
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+
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+static void qnap_ts409_power_off(void)
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+{
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+ /* 19200 baud divisor */
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+ const unsigned divisor = ((ORION5X_TCLK + (8 * 19200)) / (16 * 19200));
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+
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+ pr_info("%s: triggering power-off...\n", __func__);
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+
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+ /* hijack uart1 and reset into sane state (19200,8n1) */
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+ writel(0x83, UART1_REG(LCR));
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+ writel(divisor & 0xff, UART1_REG(DLL));
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+ writel((divisor >> 8) & 0xff, UART1_REG(DLM));
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+ writel(0x03, UART1_REG(LCR));
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+ writel(0x00, UART1_REG(IER));
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+ writel(0x00, UART1_REG(FCR));
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+ writel(0x00, UART1_REG(MCR));
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+
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+ /* send the power-off command 'A' to PIC */
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+ writel('A', UART1_REG(TX));
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+}
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+
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+static void __init qnap_ts409_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(0, MPP_UNUSED);
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+ orion5x_mpp_conf(1, MPP_UNUSED);
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+ orion5x_mpp_conf(2, MPP_UNUSED);
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+ orion5x_mpp_conf(3, MPP_UNUSED);
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+ orion5x_mpp_conf(4, MPP_GPIO); /* HDD 1 status */
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+ orion5x_mpp_conf(5, MPP_GPIO); /* HDD 2 status */
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+ orion5x_mpp_conf(6, MPP_GPIO); /* HDD 3 status */
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+ orion5x_mpp_conf(7, MPP_GPIO); /* HDD 4 status */
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+ orion5x_mpp_conf(8, MPP_UNUSED);
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+ orion5x_mpp_conf(9, MPP_UNUSED);
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+ orion5x_mpp_conf(10, MPP_GPIO); /* RTC int */
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+ orion5x_mpp_conf(11, MPP_UNUSED);
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+ orion5x_mpp_conf(12, MPP_UNUSED);
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+ orion5x_mpp_conf(13, MPP_UNUSED);
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+ orion5x_mpp_conf(14, MPP_GPIO); /* SW_RST */
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+ orion5x_mpp_conf(15, MPP_GPIO); /* USB copy button */
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+ orion5x_mpp_conf(16, MPP_UART); /* UART1 RXD */
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+ orion5x_mpp_conf(17, MPP_UART); /* UART1 TXD */
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+ orion5x_mpp_conf(18, MPP_UNUSED);
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+ orion5x_mpp_conf(19, MPP_UNUSED);
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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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+ ts409_find_mac_addr();
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+ orion5x_eth_init(&qnap_ts409_eth_data);
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+ orion5x_i2c_init();
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+ orion5x_uart0_init();
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+
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+ orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE,
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+ QNAP_TS409_NOR_BOOT_SIZE);
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+ platform_device_register(&qnap_ts409_nor_flash);
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+
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+ platform_device_register(&qnap_ts409_button_device);
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+
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+ /* Get RTC IRQ and register the chip */
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+ if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
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+ if (gpio_direction_input(TS409_RTC_GPIO) == 0)
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+ qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
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+ else
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+ gpio_free(TS409_RTC_GPIO);
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+ }
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+ if (qnap_ts409_i2c_rtc.irq == 0)
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+ pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
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+ i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
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+
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+ /* register ts409 specific power-off method */
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+ pm_power_off = qnap_ts409_power_off;
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+}
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+
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+MACHINE_START(TS409, "QNAP TS-409")
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+ /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
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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 = qnap_ts409_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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