Root/target/linux/ixp4xx/patches-2.6.32/500-usr8200_support.patch

1--- a/arch/arm/mach-ixp4xx/Kconfig
2+++ b/arch/arm/mach-ixp4xx/Kconfig
3@@ -97,6 +97,14 @@ config MACH_SIDEWINDER
4       Engineering Sidewinder board. For more information on this
5       platform, see http://www.adiengineering.com
6 
7+config MACH_USR8200
8+ bool "USRobotics USR8200"
9+ select PCI
10+ help
11+ Say 'Y' here if you want your kernel to support the USRobotics
12+ USR8200 router board. For more information on this platform, see
13+ http://openwrt.org
14+
15 config MACH_COMPEX
16     bool "Compex WP18 / NP18A"
17     select PCI
18--- a/arch/arm/mach-ixp4xx/Makefile
19+++ b/arch/arm/mach-ixp4xx/Makefile
20@@ -25,6 +25,7 @@ obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt
21 obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o
22 obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o
23 obj-pci-$(CONFIG_MACH_MI424WR) += mi424wr-pci.o
24+obj-pci-$(CONFIG_MACH_USR8200) += usr8200-pci.o
25 
26 obj-y += common.o
27 
28@@ -49,6 +50,7 @@ obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv
29 obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o
30 obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o
31 obj-$(CONFIG_MACH_MI424WR) += mi424wr-setup.o
32+obj-$(CONFIG_MACH_USR8200) += usr8200-setup.o
33 
34 obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
35 obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
36--- /dev/null
37+++ b/arch/arm/mach-ixp4xx/usr8200-pci.c
38@@ -0,0 +1,78 @@
39+/*
40+ * arch/arch/mach-ixp4xx/usr8200-pci.c
41+ *
42+ * PCI setup routines for USRobotics USR8200
43+ *
44+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
45+ *
46+ * based on pronghorn-pci.c
47+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
48+ * based on coyote-pci.c:
49+ * Copyright (C) 2002 Jungo Software Technologies.
50+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
51+ *
52+ * Maintainer: Peter Denison <openwrt@marshadder.org>
53+ *
54+ * This program is free software; you can redistribute it and/or modify
55+ * it under the terms of the GNU General Public License version 2 as
56+ * published by the Free Software Foundation.
57+ *
58+ */
59+
60+#include <linux/kernel.h>
61+#include <linux/pci.h>
62+#include <linux/init.h>
63+#include <linux/irq.h>
64+
65+#include <asm/mach-types.h>
66+#include <mach/hardware.h>
67+
68+#include <asm/mach/pci.h>
69+
70+void __init usr8200_pci_preinit(void)
71+{
72+ set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
73+ set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
74+ set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
75+ set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
76+ set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
77+
78+ ixp4xx_pci_preinit();
79+}
80+
81+static int __init usr8200_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
82+{
83+ if (slot == 14)
84+ return IRQ_IXP4XX_GPIO7;
85+ else if (slot == 15)
86+ return IRQ_IXP4XX_GPIO8;
87+ else if (slot == 16) {
88+ if (pin == 1)
89+ return IRQ_IXP4XX_GPIO11;
90+ else if (pin == 2)
91+ return IRQ_IXP4XX_GPIO10;
92+ else if (pin == 3)
93+ return IRQ_IXP4XX_GPIO9;
94+ else
95+ return -1;
96+ } else
97+ return -1;
98+}
99+
100+struct hw_pci usr8200_pci __initdata = {
101+ .nr_controllers = 1,
102+ .preinit = usr8200_pci_preinit,
103+ .swizzle = pci_std_swizzle,
104+ .setup = ixp4xx_setup,
105+ .scan = ixp4xx_scan_bus,
106+ .map_irq = usr8200_map_irq,
107+};
108+
109+int __init usr8200_pci_init(void)
110+{
111+ if (machine_is_usr8200())
112+ pci_common_init(&usr8200_pci);
113+ return 0;
114+}
115+
116+subsys_initcall(usr8200_pci_init);
117--- /dev/null
118+++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
119@@ -0,0 +1,212 @@
120+/*
121+ * arch/arm/mach-ixp4xx/usr8200-setup.c
122+ *
123+ * Board setup for the USRobotics USR8200
124+ *
125+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
126+ *
127+ * based on pronghorn-setup.c:
128+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
129+ * based on coyote-setup.c:
130+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
131+ *
132+ * Author: Peter Denison <openwrt@marshadder.org>
133+ */
134+
135+#include <linux/kernel.h>
136+#include <linux/init.h>
137+#include <linux/device.h>
138+#include <linux/serial.h>
139+#include <linux/tty.h>
140+#include <linux/serial_8250.h>
141+#include <linux/slab.h>
142+#include <linux/types.h>
143+#include <linux/memory.h>
144+#include <linux/i2c-gpio.h>
145+#include <linux/leds.h>
146+
147+#include <asm/setup.h>
148+#include <mach/hardware.h>
149+#include <asm/irq.h>
150+#include <asm/mach-types.h>
151+#include <asm/mach/arch.h>
152+#include <asm/mach/flash.h>
153+
154+static struct flash_platform_data usr8200_flash_data = {
155+ .map_name = "cfi_probe",
156+ .width = 2,
157+};
158+
159+static struct resource usr8200_flash_resource = {
160+ .flags = IORESOURCE_MEM,
161+};
162+
163+static struct platform_device usr8200_flash = {
164+ .name = "IXP4XX-Flash",
165+ .id = 0,
166+ .dev = {
167+ .platform_data = &usr8200_flash_data,
168+ },
169+ .num_resources = 1,
170+ .resource = &usr8200_flash_resource,
171+};
172+
173+static struct resource usr8200_uart_resources [] = {
174+ {
175+ .start = IXP4XX_UART2_BASE_PHYS,
176+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
177+ .flags = IORESOURCE_MEM
178+ },
179+ {
180+ .start = IXP4XX_UART1_BASE_PHYS,
181+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
182+ .flags = IORESOURCE_MEM
183+ }
184+};
185+
186+static struct plat_serial8250_port usr8200_uart_data[] = {
187+ {
188+ .mapbase = IXP4XX_UART2_BASE_PHYS,
189+ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
190+ .irq = IRQ_IXP4XX_UART2,
191+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
192+ .iotype = UPIO_MEM,
193+ .regshift = 2,
194+ .uartclk = IXP4XX_UART_XTAL,
195+ },
196+ {
197+ .mapbase = IXP4XX_UART1_BASE_PHYS,
198+ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
199+ .irq = IRQ_IXP4XX_UART1,
200+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
201+ .iotype = UPIO_MEM,
202+ .regshift = 2,
203+ .uartclk = IXP4XX_UART_XTAL,
204+ },
205+ { },
206+};
207+
208+static struct platform_device usr8200_uart = {
209+ .name = "serial8250",
210+ .id = PLAT8250_DEV_PLATFORM,
211+ .dev = {
212+ .platform_data = usr8200_uart_data,
213+ },
214+ .num_resources = 2,
215+ .resource = usr8200_uart_resources,
216+};
217+
218+static struct gpio_led usr8200_led_pin[] = {
219+ {
220+ .name = "usr8200:usb1",
221+ .gpio = 0,
222+ .active_low = 1,
223+ },
224+ {
225+ .name = "usr8200:usb2",
226+ .gpio = 1,
227+ .active_low = 1,
228+ },
229+ {
230+ .name = "usr8200:ieee1394",
231+ .gpio = 2,
232+ .active_low = 1,
233+ },
234+ {
235+ .name = "usr8200:internal",
236+ .gpio = 3,
237+ .active_low = 1,
238+ },
239+ {
240+ .name = "usr8200:power",
241+ .gpio = 14,
242+ }
243+};
244+
245+static struct gpio_led_platform_data usr8200_led_data = {
246+ .num_leds = ARRAY_SIZE(usr8200_led_pin),
247+ .leds = usr8200_led_pin,
248+};
249+
250+static struct platform_device usr8200_led = {
251+ .name = "leds-gpio",
252+ .id = -1,
253+ .dev.platform_data = &usr8200_led_data,
254+};
255+
256+static struct eth_plat_info usr8200_plat_eth[] = {
257+ { /* NPEC - LAN with Marvell 88E6060 switch */
258+ .phy = IXP4XX_ETH_PHY_MAX_ADDR,
259+ .phy_mask = 0x0F0000,
260+ .rxq = 4,
261+ .txreadyq = 21,
262+ }, { /* NPEB - WAN */
263+ .phy = 9,
264+ .rxq = 3,
265+ .txreadyq = 20,
266+ }
267+};
268+
269+static struct platform_device usr8200_eth[] = {
270+ {
271+ .name = "ixp4xx_eth",
272+ .id = IXP4XX_ETH_NPEC,
273+ .dev.platform_data = usr8200_plat_eth,
274+ }, {
275+ .name = "ixp4xx_eth",
276+ .id = IXP4XX_ETH_NPEB,
277+ .dev.platform_data = usr8200_plat_eth + 1,
278+ }
279+};
280+
281+static struct resource usr8200_rtc_resources = {
282+ .flags = IORESOURCE_MEM
283+};
284+
285+static struct platform_device usr8200_rtc = {
286+ .name = "rtc7301",
287+ .id = 0,
288+ .num_resources = 1,
289+ .resource = &usr8200_rtc_resources,
290+};
291+
292+static struct platform_device *usr8200_devices[] __initdata = {
293+ &usr8200_flash,
294+ &usr8200_uart,
295+ &usr8200_led,
296+ &usr8200_eth[0],
297+ &usr8200_eth[1],
298+ &usr8200_rtc,
299+};
300+
301+static void __init usr8200_init(void)
302+{
303+ ixp4xx_sys_init();
304+
305+ usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
306+ usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
307+
308+ usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
309+ usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
310+
311+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
312+ *IXP4XX_EXP_CS2 = 0x3fff000 | IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
313+ IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
314+ *IXP4XX_GPIO_GPCLKR = 0x01100000;
315+
316+ /* configure button as input */
317+ gpio_line_config(12, IXP4XX_GPIO_IN);
318+
319+ platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
320+}
321+
322+MACHINE_START(USR8200, "USRobotics USR8200")
323+ /* Maintainer: Peter Denison <openwrt@marshadder.org> */
324+ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
325+ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
326+ .map_io = ixp4xx_map_io,
327+ .init_irq = ixp4xx_init_irq,
328+ .timer = &ixp4xx_timer,
329+ .boot_params = 0x0100,
330+ .init_machine = usr8200_init,
331+MACHINE_END
332--- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
333+++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
334@@ -43,7 +43,7 @@ static __inline__ void __arch_decomp_set
335     if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
336              machine_is_gateway7001() || machine_is_wg302v2() ||
337              machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2() ||
338- machine_is_tw5334())
339+ machine_is_tw5334() || machine_is_usr8200())
340         uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
341     else
342         uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
343

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