[PATCH] TurboStation support (Properly)
Øyvind Repvik
repvik at kynisk.com
Wed May 9 07:56:01 EST 2007
On Sunday 06 May 2007 14:46:05 Øyvind Repvik wrote:
> Hi,
>
> This patch adds support for the QNAP TurboStation TS-101 and TS-201 devices.
Of course, it probably helps if my mail client doesn't break the patch completely.
Signed-off-by: Øyvind Repvik <nail at nslu2-linux.org>
Signed-off-by: Alessandro Zummo <a.zummo at towertech.it>
--- linux-2.6.21.1/arch/powerpc/boot/dts/qnap-ts101.dts 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.21.1.ts/arch/powerpc/boot/dts/qnap-ts101.dts 2007-05-03 22:44:59.000000000 +0200
@@ -0,0 +1,166 @@
+/*
+ * Device Tree Souce for QNAP Turbostation 101/201
+ *
+ * Choose CONFIG_TURBOSTATION to build a kernel for turbostation
+ *
+ *
+ * Based on kuroboxHD.dts by G. Liakhovetski
+ *
+ * 2007 (c) Oyvind Repvik <nail at nslu2-linux.org>
+ *
+ * This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ *
+ * build with: "dtc -f -I dts -O dtb -o qnap-ts101.dtb -V 16 qnap-ts101.dts"
+ *
+ *
+ */
+
+/ {
+ linux,phandle = <1000>;
+ model = "TurboStation TSx01";
+ compatible = "turbostation";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpus {
+ linux,phandle = <2000>;
+ #cpus = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,603e { /* Really 8241 */
+ linux,phandle = <2100>;
+ device_type = "cpu";
+ reg = <0>;
+ clock-frequency = <fdad680>; /* 266 MHz */
+ timebase-frequency = <1fca055>; /* 33.3333333 MHz */
+ bus-frequency = <0>;
+ /* Following required by dtc but not used */
+ i-cache-line-size = <0>;
+ d-cache-line-size = <0>;
+ i-cache-size = <4000>;
+ d-cache-size = <4000>;
+ };
+ };
+
+ /* 64MB @ 0x0 */
+ memory {
+ linux,phandle = <3000>;
+ device_type = "memory";
+ reg = <00000000 04000000>;
+ };
+
+ flash at ff000000 {
+ linux,phandle = <3100>;
+ device_type = "rom";
+ compatible = "direct-mapped";
+ probe-type = "CFI";
+ reg = <ff000000 01000000>;
+ bank-width = <1>;
+ partitions = <
+ 00000000 00200000
+ 00200000 00d00000
+ 00f00000 00040001
+ 00f40000 00020000
+ 00f60000 00040000
+ 00fa0000 00020000
+ 00fc0000 00040000
+ >;
+ partition-names = "kernel\0rootfs\0uboot1\0uboot1-env\0uboot2\0uboot2-env\0SysConf";
+ };
+
+
+ soc10x { /* AFAICT need to make soc for 8245's uarts to be defined */
+ linux,phandle = <4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #interrupt-cells = <2>;
+ device_type = "soc";
+ compatible = "mpc10x";
+ store-gathering = <0>; /* 0 == off, !0 == on */
+ reg = <80000000 00100000>;
+ ranges = <80000000 80000000 70000000 /* pci mem space */
+ fc000000 fc000000 00100000 /* EUMB */
+ fe000000 fe000000 00c00000 /* pci i/o space */
+ fec00000 fec00000 00300000 /* pci cfg regs */
+ fef00000 fef00000 00100000>; /* pci iack */
+
+ i2c at fc003000 {
+ linux,phandle = <4300>;
+ device_type = "i2c";
+ compatible = "fsl-i2c";
+ reg = <fc003000 1000>;
+ interrupts = <5 2>;
+ interrupt-parent = <4400>;
+ };
+
+ serial at fc004500 {
+ linux,phandle = <4511>;
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <fc004500 8>;
+ clock-frequency = <7ed6b40>; /* 133 MHz */
+ current-speed = <1c200>; /* 115200 */
+ interrupts = <9 2>;
+ interrupt-parent = <4400>;
+ };
+
+ serial at fc004600 {
+ linux,phandle = <4512>;
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <fc004600 8>;
+ clock-frequency = <7ed6b40>;
+ current-speed = <4b00>; /* 19200 */
+ interrupts = <a 2>;
+ interrupt-parent = <4400>;
+ };
+
+ pic at fc040000 {
+ linux,phandle = <4400>;
+ #interrupt-cells = <2>;
+ #address-cells = <0>;
+ device_type = "open-pic";
+ compatible = "chrp,open-pic";
+ interrupt-controller;
+ reg = <fc040000 40000>;
+ built-in;
+ };
+
+ pci at fe800000 {
+ linux,phandle = <4500>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ device_type = "pci";
+ compatible = "mpc10x-pci";
+ reg = <fc000000 400000>;
+ ranges = <01000000 0 0 fe000000 0 00c00000
+ 02000000 0 80000000 80000000 0 70000000>;
+ bus-range = <0 ff>;
+ clock-frequency = <7ed6b40>; /* 133 MHz */
+ interrupt-parent = <4400>;
+ interrupt-map-mask = <f800 0 0 7>;
+ interrupt-map = <
+ /* IDSEL 0x13 - SATA*/
+ 6800 0 0 1 4400 0 1
+ 6800 0 0 2 4400 0 1
+ 6800 0 0 3 4400 0 1
+ 6800 0 0 4 4400 0 1
+ /* IDSEL 0x14 - USB */
+ 7000 0 0 1 4400 1 1
+ 7000 0 0 2 4400 1 1
+ 7000 0 0 3 4400 1 1
+ 7000 0 0 4 4400 1 1
+ /* IDSEL 0x15 - ETH */
+ 7800 0 0 1 4400 2 1
+ 7800 0 0 2 4400 2 1
+ 7800 0 0 3 4400 2 1
+ 7800 0 0 4 4400 2 1
+ >;
+ };
+ };
+};
Binary files linux-2.6.21.1/arch/powerpc/boot/dts/storcenter.dtb and linux-2.6.21.1.ts/arch/powerpc/boot/dts/storcenter.dtb differ
--- linux-2.6.21.1/arch/powerpc/platforms/embedded6xx/Kconfig 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1.ts/arch/powerpc/platforms/embedded6xx/Kconfig 2007-05-06 14:31:55.000000000 +0200
@@ -87,6 +87,13 @@
Linkstation-I HD-HLAN and HD-HGLAN versions, and PPC-based
Terastation systems should be supported too.
+config TURBOSTATION
+ bool "QNap TS-101/TS-102 TurboStation"
+ select MPIC
+ select FSL_SOC
+ select PPC_UDBG_16550 if SERIAL_8250
+ select DEFAULT_UIMAGE
+
config MPC7448HPC2
bool "Freescale MPC7448HPC2(Taiga)"
select TSI108_BRIDGE
@@ -200,7 +207,7 @@
depends on SANDPOINT || SPRUCE || PPLUS || \
PRPMC750 || PRPMC800 || LOPEC || \
(EV64260 && !SERIAL_MPSC) || CHESTNUT || RADSTONE_PPC7D || \
- 83xx || LINKSTATION
+ 83xx || LINKSTATION || TURBOSTATION
default y
config FORCE
@@ -274,13 +281,15 @@
config MPC10X_BRIDGE
bool
- depends on POWERPMC250 || LOPEC || SANDPOINT || LINKSTATION
+ depends on POWERPMC250 || LOPEC || SANDPOINT || LINKSTATION || \
+ TURBOSTATION
select PPC_INDIRECT_PCI
default y
config MPC10X_OPENPIC
bool
- depends on POWERPMC250 || LOPEC || SANDPOINT || LINKSTATION
+ depends on POWERPMC250 || LOPEC || SANDPOINT || LINKSTATION || \
+ TURBOSTATION
default y
config MPC10X_STORE_GATHERING
--- linux-2.6.21.1/arch/powerpc/platforms/embedded6xx/Makefile 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1.ts/arch/powerpc/platforms/embedded6xx/Makefile 2007-05-06 14:30:58.000000000 +0200
@@ -3,3 +3,4 @@
#
obj-$(CONFIG_MPC7448HPC2) += mpc7448_hpc2.o
obj-$(CONFIG_LINKSTATION) += linkstation.o ls_uart.o
+obj-$(CONFIG_TURBOSTATION) += turbostation.o
--- linux-2.6.21.1/arch/powerpc/platforms/embedded6xx/turbostation.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.21.1.ts/arch/powerpc/platforms/embedded6xx/turbostation.c 2007-05-03 22:45:03.000000000 +0200
@@ -0,0 +1,141 @@
+/*
+ * Board setup routines for the QNAP Turbostation platform (TS-101/TS-201)
+ *
+ * Copyright (C) 2007 Oyvind Repvik (nail at nslu2-linux.org)
+ *
+ * Based on linkstation.c by G. Liakhovetski
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of
+ * any kind, whether express or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/initrd.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/time.h>
+#include <asm/prom.h>
+#include <asm/mpic.h>
+#include <asm/mpc10x.h>
+#include <asm/pci-bridge.h>
+
+static int __init add_bridge(struct device_node *dev)
+{
+ int len;
+ struct pci_controller *hose;
+ int *bus_range;
+
+ printk("Adding PCI host bridge %s\n", dev->full_name);
+
+ bus_range = (int *) get_property(dev, "bus-range", &len);
+ if (bus_range == NULL || len < 2 * sizeof(int))
+ printk(KERN_WARNING "Can't get bus-range for %s, assume"
+ " bus 0\n", dev->full_name);
+
+ hose = pcibios_alloc_controller();
+ if (hose == NULL)
+ return -ENOMEM;
+ hose->first_busno = bus_range ? bus_range[0] : 0;
+ hose->last_busno = bus_range ? bus_range[1] : 0xff;
+ hose->arch_data = dev;
+ setup_indirect_pci(hose, 0xfec00000, 0xfee00000);
+
+ /* Interpret the "ranges" property */
+ /* This also maps the I/O region and sets isa_io/mem_base */
+ pci_process_bridge_OF_ranges(hose, dev, 1);
+
+ return 0;
+}
+
+static void __init turbostation_setup_arch(void)
+{
+ struct device_node *np;
+
+ /* Lookup PCI host bridges */
+ for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
+ add_bridge(np);
+
+ printk(KERN_INFO "QNAP Turbostation series\n");
+}
+
+/*
+ * Interrupt setup and service. Interrrupts on the turbostation come
+ * from the four PCI slots plus onboard 8241 devices: I2C, DUART.
+ */
+static void __init turbostation_init_IRQ(void)
+{
+ struct mpic *mpic;
+ struct device_node *dnp;
+ void *prop;
+ int size;
+ phys_addr_t paddr;
+
+ dnp = of_find_node_by_type(NULL, "open-pic");
+ if (dnp == NULL)
+ return;
+
+ prop = (struct device_node *)get_property(dnp, "reg", &size);
+ paddr = (phys_addr_t)of_translate_address(dnp, prop);
+
+ mpic = mpic_alloc(dnp, paddr, MPIC_PRIMARY | MPIC_WANTS_RESET,
+ 4, 32, " EPIC ");
+ BUG_ON(mpic == NULL);
+
+ /* PCI IRQs */
+ mpic_assign_isu(mpic, 0, paddr + 0x10200);
+
+ /* I2C */
+ mpic_assign_isu(mpic, 1, paddr + 0x11000);
+
+ /* ttyS0, ttyS1 */
+ mpic_assign_isu(mpic, 2, paddr + 0x11100);
+
+ mpic_init(mpic);
+}
+
+static void turbostation_restart(char *cmd)
+{
+ /* Insert restart-stuff */
+}
+
+static void turbostation_power_off(void)
+{
+ /* Insert powerdown-stuff */
+}
+
+static void turbostation_halt(void)
+{
+ turbostation_power_off();
+}
+
+static void turbostation_show_cpuinfo(struct seq_file *m)
+{
+ seq_printf(m, "vendor\t\t: QNAP Systems Inc.\n");
+ seq_printf(m, "machine\t\t: Turbostation TS-101/TS-201\n");
+}
+
+static int __init turbostation_probe(void)
+{
+ unsigned long root;
+
+ root = of_get_flat_dt_root();
+
+ if (!of_flat_dt_is_compatible(root, "turbostation"))
+ return 0;
+ return 1;
+}
+
+define_machine(turbostation){
+ .name = "QNAP Turbostation",
+ .probe = turbostation_probe,
+ .setup_arch = turbostation_setup_arch,
+ .init_IRQ = turbostation_init_IRQ,
+ .show_cpuinfo = turbostation_show_cpuinfo,
+ .get_irq = mpic_get_irq,
+ .restart = turbostation_restart,
+ .power_off = turbostation_power_off,
+ .halt = turbostation_halt,
+ .calibrate_decr = generic_calibrate_decr,
+};
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