Root/target/linux/ixp4xx/patches-2.6.38/110-pronghorn_series_support.patch

1--- a/arch/arm/configs/ixp4xx_defconfig
2+++ b/arch/arm/configs/ixp4xx_defconfig
3@@ -15,6 +15,8 @@ CONFIG_ARCH_ADI_COYOTE=y
4 CONFIG_MACH_GATEWAY7001=y
5 CONFIG_MACH_WG302V1=y
6 CONFIG_MACH_WG302V2=y
7+CONFIG_MACH_PRONGHORN=y
8+CONFIG_MACH_PRONGHORNMETRO=y
9 CONFIG_ARCH_IXDP425=y
10 CONFIG_MACH_IXDPG425=y
11 CONFIG_MACH_IXDP465=y
12--- a/arch/arm/mach-ixp4xx/Kconfig
13+++ b/arch/arm/mach-ixp4xx/Kconfig
14@@ -65,6 +65,22 @@ config MACH_WG302V2
15       WG302 v2 or WAG302 v2 Access Points. For more information
16       on this platform, see http://openwrt.org
17 
18+config MACH_PRONGHORN
19+ bool "ADI Pronghorn series"
20+ select PCI
21+ help
22+ Say 'Y' here if you want your kernel to support the ADI
23+ Engineering Pronghorn series. For more
24+ information on this platform, see http://www.adiengineering.com
25+
26+#
27+# There're only minimal differences kernel-wise between the Pronghorn and
28+# Pronghorn Metro boards - they use different chip selects to drive the
29+# CF slot connected to the expansion bus, so we just enable them together.
30+#
31+config MACH_PRONGHORNMETRO
32+ def_bool MACH_PRONGHORN
33+
34 config ARCH_IXDP425
35     bool "IXDP425"
36     help
37--- a/arch/arm/mach-ixp4xx/Makefile
38+++ b/arch/arm/mach-ixp4xx/Makefile
39@@ -18,6 +18,7 @@ obj-pci-$(CONFIG_MACH_WG302V1) += wg302
40 obj-pci-$(CONFIG_MACH_WG302V2) += wg302v2-pci.o
41 obj-pci-$(CONFIG_MACH_FSG) += fsg-pci.o
42 obj-pci-$(CONFIG_MACH_ARCOM_VULCAN) += vulcan-pci.o
43+obj-pci-$(CONFIG_MACH_PRONGHORN) += pronghorn-pci.o
44 
45 obj-y += common.o
46 
47@@ -35,6 +36,7 @@ obj-$(CONFIG_MACH_WG302V2) += wg302v2-se
48 obj-$(CONFIG_MACH_FSG) += fsg-setup.o
49 obj-$(CONFIG_MACH_GORAMO_MLR) += goramo_mlr.o
50 obj-$(CONFIG_MACH_ARCOM_VULCAN) += vulcan-setup.o
51+obj-$(CONFIG_MACH_PRONGHORN) += pronghorn-setup.o
52 
53 obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
54 obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
55--- /dev/null
56+++ b/arch/arm/mach-ixp4xx/pronghorn-pci.c
57@@ -0,0 +1,70 @@
58+/*
59+ * arch/arch/mach-ixp4xx/pronghorn-pci.c
60+ *
61+ * PCI setup routines for ADI Engineering Pronghorn series
62+ *
63+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
64+ *
65+ * based on coyote-pci.c:
66+ * Copyright (C) 2002 Jungo Software Technologies.
67+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
68+ *
69+ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
70+ *
71+ * This program is free software; you can redistribute it and/or modify
72+ * it under the terms of the GNU General Public License version 2 as
73+ * published by the Free Software Foundation.
74+ *
75+ */
76+
77+#include <linux/kernel.h>
78+#include <linux/pci.h>
79+#include <linux/init.h>
80+#include <linux/irq.h>
81+
82+#include <asm/mach-types.h>
83+#include <mach/hardware.h>
84+
85+#include <asm/mach/pci.h>
86+
87+void __init pronghorn_pci_preinit(void)
88+{
89+ set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_LEVEL_LOW);
90+ set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW);
91+ set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
92+ set_irq_type(IRQ_IXP4XX_GPIO1, IRQ_TYPE_LEVEL_LOW);
93+
94+ ixp4xx_pci_preinit();
95+}
96+
97+static int __init pronghorn_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
98+{
99+ if (slot == 13)
100+ return IRQ_IXP4XX_GPIO4;
101+ else if (slot == 14)
102+ return IRQ_IXP4XX_GPIO6;
103+ else if (slot == 15)
104+ return IRQ_IXP4XX_GPIO11;
105+ else if (slot == 16)
106+ return IRQ_IXP4XX_GPIO1;
107+ else
108+ return -1;
109+}
110+
111+struct hw_pci pronghorn_pci __initdata = {
112+ .nr_controllers = 1,
113+ .preinit = pronghorn_pci_preinit,
114+ .swizzle = pci_std_swizzle,
115+ .setup = ixp4xx_setup,
116+ .scan = ixp4xx_scan_bus,
117+ .map_irq = pronghorn_map_irq,
118+};
119+
120+int __init pronghorn_pci_init(void)
121+{
122+ if (machine_is_pronghorn() || machine_is_pronghorn_metro())
123+ pci_common_init(&pronghorn_pci);
124+ return 0;
125+}
126+
127+subsys_initcall(pronghorn_pci_init);
128--- /dev/null
129+++ b/arch/arm/mach-ixp4xx/pronghorn-setup.c
130@@ -0,0 +1,241 @@
131+/*
132+ * arch/arm/mach-ixp4xx/pronghorn-setup.c
133+ *
134+ * Board setup for the ADI Engineering Pronghorn series
135+ *
136+ * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
137+ *
138+ * based on coyote-setup.c:
139+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
140+ *
141+ * Author: Imre Kaloz <Kaloz@openwrt.org>
142+ */
143+
144+#include <linux/kernel.h>
145+#include <linux/init.h>
146+#include <linux/device.h>
147+#include <linux/serial.h>
148+#include <linux/tty.h>
149+#include <linux/serial_8250.h>
150+#include <linux/slab.h>
151+#include <linux/types.h>
152+#include <linux/memory.h>
153+#include <linux/i2c-gpio.h>
154+#include <linux/leds.h>
155+
156+#include <asm/setup.h>
157+#include <mach/hardware.h>
158+#include <asm/irq.h>
159+#include <asm/mach-types.h>
160+#include <asm/mach/arch.h>
161+#include <asm/mach/flash.h>
162+
163+static struct flash_platform_data pronghorn_flash_data = {
164+ .map_name = "cfi_probe",
165+ .width = 2,
166+};
167+
168+static struct resource pronghorn_flash_resource = {
169+ .flags = IORESOURCE_MEM,
170+};
171+
172+static struct platform_device pronghorn_flash = {
173+ .name = "IXP4XX-Flash",
174+ .id = 0,
175+ .dev = {
176+ .platform_data = &pronghorn_flash_data,
177+ },
178+ .num_resources = 1,
179+ .resource = &pronghorn_flash_resource,
180+};
181+
182+static struct resource pronghorn_uart_resources [] = {
183+ {
184+ .start = IXP4XX_UART1_BASE_PHYS,
185+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
186+ .flags = IORESOURCE_MEM
187+ },
188+ {
189+ .start = IXP4XX_UART2_BASE_PHYS,
190+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
191+ .flags = IORESOURCE_MEM
192+ }
193+};
194+
195+static struct plat_serial8250_port pronghorn_uart_data[] = {
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+ .mapbase = IXP4XX_UART2_BASE_PHYS,
207+ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
208+ .irq = IRQ_IXP4XX_UART2,
209+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
210+ .iotype = UPIO_MEM,
211+ .regshift = 2,
212+ .uartclk = IXP4XX_UART_XTAL,
213+ },
214+ { },
215+};
216+
217+static struct platform_device pronghorn_uart = {
218+ .name = "serial8250",
219+ .id = PLAT8250_DEV_PLATFORM,
220+ .dev = {
221+ .platform_data = pronghorn_uart_data,
222+ },
223+ .num_resources = 2,
224+ .resource = pronghorn_uart_resources,
225+};
226+
227+static struct i2c_gpio_platform_data pronghorn_i2c_gpio_data = {
228+ .sda_pin = 9,
229+ .scl_pin = 10,
230+};
231+
232+static struct platform_device pronghorn_i2c_gpio = {
233+ .name = "i2c-gpio",
234+ .id = 0,
235+ .dev = {
236+ .platform_data = &pronghorn_i2c_gpio_data,
237+ },
238+};
239+
240+static struct gpio_led pronghorn_led_pin[] = {
241+ {
242+ .name = "pronghorn:green:status",
243+ .gpio = 7,
244+ }
245+};
246+
247+static struct gpio_led_platform_data pronghorn_led_data = {
248+ .num_leds = 1,
249+ .leds = pronghorn_led_pin,
250+};
251+
252+static struct platform_device pronghorn_led = {
253+ .name = "leds-gpio",
254+ .id = -1,
255+ .dev.platform_data = &pronghorn_led_data,
256+};
257+
258+static struct resource pronghorn_pata_resources[] = {
259+ {
260+ .flags = IORESOURCE_MEM
261+ },
262+ {
263+ .flags = IORESOURCE_MEM,
264+ },
265+ {
266+ .name = "intrq",
267+ .start = IRQ_IXP4XX_GPIO0,
268+ .end = IRQ_IXP4XX_GPIO0,
269+ .flags = IORESOURCE_IRQ,
270+ },
271+};
272+
273+static struct ixp4xx_pata_data pronghorn_pata_data = {
274+ .cs0_bits = 0xbfff0043,
275+ .cs1_bits = 0xbfff0043,
276+};
277+
278+static struct platform_device pronghorn_pata = {
279+ .name = "pata_ixp4xx_cf",
280+ .id = 0,
281+ .dev.platform_data = &pronghorn_pata_data,
282+ .num_resources = ARRAY_SIZE(pronghorn_pata_resources),
283+ .resource = pronghorn_pata_resources,
284+};
285+
286+static struct eth_plat_info pronghorn_plat_eth[] = {
287+ {
288+ .phy = 0,
289+ .rxq = 3,
290+ .txreadyq = 20,
291+ }, {
292+ .phy = 1,
293+ .rxq = 4,
294+ .txreadyq = 21,
295+ }
296+};
297+
298+static struct platform_device pronghorn_eth[] = {
299+ {
300+ .name = "ixp4xx_eth",
301+ .id = IXP4XX_ETH_NPEB,
302+ .dev.platform_data = pronghorn_plat_eth,
303+ }, {
304+ .name = "ixp4xx_eth",
305+ .id = IXP4XX_ETH_NPEC,
306+ .dev.platform_data = pronghorn_plat_eth + 1,
307+ }
308+};
309+
310+static struct platform_device *pronghorn_devices[] __initdata = {
311+ &pronghorn_flash,
312+ &pronghorn_uart,
313+ &pronghorn_led,
314+ &pronghorn_eth[0],
315+ &pronghorn_eth[1],
316+};
317+
318+static void __init pronghorn_init(void)
319+{
320+ ixp4xx_sys_init();
321+
322+ pronghorn_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
323+ pronghorn_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
324+
325+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
326+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
327+
328+ platform_add_devices(pronghorn_devices, ARRAY_SIZE(pronghorn_devices));
329+
330+ if (machine_is_pronghorn()) {
331+ pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(2);
332+ pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(2);
333+
334+ pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(3);
335+ pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(3);
336+
337+ pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS2;
338+ pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
339+ } else {
340+ pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(3);
341+ pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(3);
342+
343+ pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(4);
344+ pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(4);
345+
346+ pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
347+ pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS4;
348+
349+ platform_device_register(&pronghorn_i2c_gpio);
350+ }
351+
352+ platform_device_register(&pronghorn_pata);
353+}
354+
355+MACHINE_START(PRONGHORN, "ADI Engineering Pronghorn")
356+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
357+ .map_io = ixp4xx_map_io,
358+ .init_irq = ixp4xx_init_irq,
359+ .timer = &ixp4xx_timer,
360+ .boot_params = 0x0100,
361+ .init_machine = pronghorn_init,
362+MACHINE_END
363+
364+MACHINE_START(PRONGHORNMETRO, "ADI Engineering Pronghorn Metro")
365+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
366+ .map_io = ixp4xx_map_io,
367+ .init_irq = ixp4xx_init_irq,
368+ .timer = &ixp4xx_timer,
369+ .boot_params = 0x0100,
370+ .init_machine = pronghorn_init,
371+MACHINE_END
372--- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
373+++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
374@@ -41,7 +41,8 @@ static __inline__ void __arch_decomp_set
375      * Some boards are using UART2 as console
376      */
377     if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
378- machine_is_gateway7001() || machine_is_wg302v2())
379+ machine_is_gateway7001() || machine_is_wg302v2() ||
380+ machine_is_pronghorn() || machine_is_pronghorn_metro())
381         uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
382     else
383         uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
384

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