summaryrefslogtreecommitdiffstats
path: root/target/linux/ixp4xx/patches-2.6.33/150-lanready_ap1000_support.patch
blob: 378786e278bc7cfbf25d276955979981dda1f461 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/ap1000-setup.c
@@ -0,0 +1,151 @@
+/*
+ * arch/arm/mach-ixp4xx/ap1000-setup.c
+ *
+ * Lanready AP-1000
+ *
+ * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
+ *
+ * based on ixdp425-setup.c:
+ *	Copyright (C) 2003-2005 MontaVista Software, Inc.
+ *
+ * Author: Imre Kaloz <Kaloz@openwrt.org>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_8250.h>
+#include <linux/slab.h>
+
+#include <asm/types.h>
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct flash_platform_data ap1000_flash_data = {
+	.map_name	= "cfi_probe",
+	.width		= 2,
+};
+
+static struct resource ap1000_flash_resource = {
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device ap1000_flash = {
+	.name		= "IXP4XX-Flash",
+	.id		= 0,
+	.dev		= {
+		.platform_data = &ap1000_flash_data,
+	},
+	.num_resources	= 1,
+	.resource	= &ap1000_flash_resource,
+};
+
+static struct resource ap1000_uart_resources[] = {
+	{
+		.start		= IXP4XX_UART1_BASE_PHYS,
+		.end		= IXP4XX_UART1_BASE_PHYS + 0x0fff,
+		.flags		= IORESOURCE_MEM
+	},
+	{
+		.start		= IXP4XX_UART2_BASE_PHYS,
+		.end		= IXP4XX_UART2_BASE_PHYS + 0x0fff,
+		.flags		= IORESOURCE_MEM
+	}
+};
+
+static struct plat_serial8250_port ap1000_uart_data[] = {
+	{
+		.mapbase	= IXP4XX_UART1_BASE_PHYS,
+		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
+		.irq		= IRQ_IXP4XX_UART1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+		.uartclk	= IXP4XX_UART_XTAL,
+	},
+	{
+		.mapbase	= IXP4XX_UART2_BASE_PHYS,
+		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
+		.irq		= IRQ_IXP4XX_UART2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+		.uartclk	= IXP4XX_UART_XTAL,
+	},
+	{ },
+};
+
+static struct platform_device ap1000_uart = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev.platform_data	= ap1000_uart_data,
+	.num_resources		= 2,
+	.resource		= ap1000_uart_resources
+};
+
+static struct platform_device *ap1000_devices[] __initdata = {
+	&ap1000_flash,
+	&ap1000_uart
+};
+
+static char ap1000_mem_fixup[] __initdata = "mem=64M ";
+
+static void __init ap1000_fixup(struct machine_desc *desc,
+		struct tag *tags, char **cmdline, struct meminfo *mi)
+
+{
+	struct tag *t = tags;
+	char *p = *cmdline;
+
+	/* Find the end of the tags table, taking note of any cmdline tag. */
+	for (; t->hdr.size; t = tag_next(t)) {
+		if (t->hdr.tag == ATAG_CMDLINE) {
+			p = t->u.cmdline.cmdline;
+		}
+	}
+
+	/* Overwrite the end of the table with a new cmdline tag. */
+	t->hdr.tag = ATAG_CMDLINE;
+	t->hdr.size = (sizeof (struct tag_header) +
+		strlen(ap1000_mem_fixup) + strlen(p) + 1 + 4) >> 2;
+	strlcpy(t->u.cmdline.cmdline, ap1000_mem_fixup, COMMAND_LINE_SIZE);
+	strlcpy(t->u.cmdline.cmdline + strlen(ap1000_mem_fixup), p,
+		COMMAND_LINE_SIZE - strlen(ap1000_mem_fixup));
+
+	/* Terminate the table. */
+	t = tag_next(t);
+	t->hdr.tag = ATAG_NONE;
+	t->hdr.size = 0;
+}
+
+static void __init ap1000_init(void)
+{
+	ixp4xx_sys_init();
+
+	ap1000_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+	ap1000_flash_resource.end =
+		IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
+
+	platform_add_devices(ap1000_devices, ARRAY_SIZE(ap1000_devices));
+}
+
+#ifdef CONFIG_MACH_AP1000
+MACHINE_START(AP1000, "Lanready AP-1000")
+	/* Maintainer: Imre Kaloz <Kaloz@openwrt.org> */
+	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
+	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+	.fixup		= ap1000_fixup,
+	.map_io		= ixp4xx_map_io,
+	.init_irq	= ixp4xx_init_irq,
+	.timer		= &ixp4xx_timer,
+	.boot_params	= 0x0100,
+	.init_machine	= ap1000_init,
+MACHINE_END
+#endif
--- a/arch/arm/mach-ixp4xx/ixdp425-pci.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c
@@ -67,7 +67,7 @@ int __init ixdp425_pci_init(void)
 {
 	if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
 			machine_is_ixdp465() || machine_is_kixrp435() ||
-			machine_is_compex())
+			machine_is_compex() || machine_is_ap1000())
 		pci_common_init(&ixdp425_pci);
 	return 0;
 }
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -105,6 +105,14 @@ config MACH_WRT300NV2
 	  WRT300N v2 router. For more information on this
 	  platform, see http://openwrt.org
 
+config MACH_AP1000
+	bool "Lanready AP-1000"
+	select PCI
+	help
+	  Say 'Y' here if you want your kernel to support Lanready's
+	  AP1000 board. For more information on this
+	  platform, see http://openwrt.org
+
 config ARCH_IXDP425
 	bool "IXDP425"
 	help
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -21,6 +21,7 @@ obj-pci-$(CONFIG_MACH_PRONGHORN)	+= pron
 obj-pci-$(CONFIG_MACH_SIDEWINDER)	+= sidewinder-pci.o
 obj-pci-$(CONFIG_MACH_COMPEX)		+= ixdp425-pci.o
 obj-pci-$(CONFIG_MACH_WRT300NV2)		+= wrt300nv2-pci.o
+obj-pci-$(CONFIG_MACH_AP1000)		+= ixdp425-pci.o
 
 obj-y	+= common.o
 
@@ -41,6 +42,7 @@ obj-$(CONFIG_MACH_PRONGHORN)	+= pronghor
 obj-$(CONFIG_MACH_SIDEWINDER)	+= sidewinder-setup.o
 obj-$(CONFIG_MACH_COMPEX)	+= compex-setup.o
 obj-$(CONFIG_MACH_WRT300NV2)	+= wrt300nv2-setup.o
+obj-$(CONFIG_MACH_AP1000)	+= ap1000-setup.o
 
 obj-$(CONFIG_PCI)		+= $(obj-pci-$(CONFIG_PCI)) common-pci.o
 obj-$(CONFIG_IXP4XX_QMGR)	+= ixp4xx_qmgr.o