Root/target/linux/ixp4xx/patches-3.3/120-compex_support.patch

1From 24025a2dcf1248079dd3019fac6ed955252d277f Mon Sep 17 00:00:00 2001
2From: Imre Kaloz <kaloz@openwrt.org>
3Date: Mon, 14 Jul 2008 21:56:34 +0200
4Subject: [PATCH] Add support for the Compex WP18 / NP18A boards
5
6Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
7---
8 arch/arm/mach-ixp4xx/Kconfig | 8 ++
9 arch/arm/mach-ixp4xx/Makefile | 2 +
10 arch/arm/mach-ixp4xx/compex-setup.c | 136 +++++++++++++++++++++++++++++++++++
11 arch/arm/mach-ixp4xx/ixdp425-pci.c | 3 +-
12 arch/arm/tools/mach-types | 2 +-
13 5 files changed, 149 insertions(+), 2 deletions(-)
14 create mode 100644 arch/arm/mach-ixp4xx/compex-setup.c
15
16--- a/arch/arm/mach-ixp4xx/Kconfig
17+++ b/arch/arm/mach-ixp4xx/Kconfig
18@@ -89,6 +89,14 @@ config MACH_SIDEWINDER
19       Engineering Sidewinder board. For more information on this
20       platform, see http://www.adiengineering.com
21 
22+config MACH_COMPEX
23+ bool "Compex WP18 / NP18A"
24+ select PCI
25+ help
26+ Say 'Y' here if you want your kernel to support Compex'
27+ WP18 or NP18A boards. For more information on this
28+ platform, see http://www.compex.com.sg/home/OEM/product_ap.htm
29+
30 config ARCH_IXDP425
31     bool "IXDP425"
32     help
33--- a/arch/arm/mach-ixp4xx/Makefile
34+++ b/arch/arm/mach-ixp4xx/Makefile
35@@ -21,6 +21,7 @@ obj-pci-$(CONFIG_MACH_FSG) += fsg-pci.o
36 obj-pci-$(CONFIG_MACH_ARCOM_VULCAN) += vulcan-pci.o
37 obj-pci-$(CONFIG_MACH_PRONGHORN) += pronghorn-pci.o
38 obj-pci-$(CONFIG_MACH_SIDEWINDER) += sidewinder-pci.o
39+obj-pci-$(CONFIG_MACH_COMPEX) += ixdp425-pci.o
40 
41 obj-y += common.o
42 
43@@ -43,6 +44,7 @@ obj-$(CONFIG_MACH_GORAMO_MLR) += goramo_
44 obj-$(CONFIG_MACH_ARCOM_VULCAN) += vulcan-setup.o
45 obj-$(CONFIG_MACH_PRONGHORN) += pronghorn-setup.o
46 obj-$(CONFIG_MACH_SIDEWINDER) += sidewinder-setup.o
47+obj-$(CONFIG_MACH_COMPEX) += compex-setup.o
48 
49 obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
50 obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
51--- /dev/null
52+++ b/arch/arm/mach-ixp4xx/compex-setup.c
53@@ -0,0 +1,138 @@
54+/*
55+ * arch/arm/mach-ixp4xx/compex-setup.c
56+ *
57+ * Compex WP18 / NP18A board-setup
58+ *
59+ * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
60+ *
61+ * based on coyote-setup.c:
62+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
63+ *
64+ * Author: Imre Kaloz <Kaloz@openwrt.org>
65+ */
66+
67+#include <linux/kernel.h>
68+#include <linux/serial.h>
69+#include <linux/serial_8250.h>
70+
71+#include <asm/mach-types.h>
72+#include <asm/mach/arch.h>
73+#include <asm/mach/flash.h>
74+
75+static struct flash_platform_data compex_flash_data = {
76+ .map_name = "cfi_probe",
77+ .width = 2,
78+};
79+
80+static struct resource compex_flash_resource = {
81+ .flags = IORESOURCE_MEM,
82+};
83+
84+static struct platform_device compex_flash = {
85+ .name = "IXP4XX-Flash",
86+ .id = 0,
87+ .dev = {
88+ .platform_data = &compex_flash_data,
89+ },
90+ .num_resources = 1,
91+ .resource = &compex_flash_resource,
92+};
93+
94+static struct resource compex_uart_resources[] = {
95+ {
96+ .start = IXP4XX_UART1_BASE_PHYS,
97+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
98+ .flags = IORESOURCE_MEM
99+ },
100+ {
101+ .start = IXP4XX_UART2_BASE_PHYS,
102+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
103+ .flags = IORESOURCE_MEM
104+ }
105+};
106+
107+static struct plat_serial8250_port compex_uart_data[] = {
108+ {
109+ .mapbase = IXP4XX_UART1_BASE_PHYS,
110+ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
111+ .irq = IRQ_IXP4XX_UART1,
112+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
113+ .iotype = UPIO_MEM,
114+ .regshift = 2,
115+ .uartclk = IXP4XX_UART_XTAL,
116+ },
117+ {
118+ .mapbase = IXP4XX_UART2_BASE_PHYS,
119+ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
120+ .irq = IRQ_IXP4XX_UART2,
121+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
122+ .iotype = UPIO_MEM,
123+ .regshift = 2,
124+ .uartclk = IXP4XX_UART_XTAL,
125+ },
126+ { },
127+};
128+
129+static struct platform_device compex_uart = {
130+ .name = "serial8250",
131+ .id = PLAT8250_DEV_PLATFORM,
132+ .dev.platform_data = compex_uart_data,
133+ .num_resources = 2,
134+ .resource = compex_uart_resources,
135+};
136+
137+static struct eth_plat_info compex_plat_eth[] = {
138+ {
139+ .phy = IXP4XX_ETH_PHY_MAX_ADDR,
140+ .phy_mask = 0xf0000,
141+ .rxq = 3,
142+ .txreadyq = 20,
143+ }, {
144+ .phy = 3,
145+ .rxq = 4,
146+ .txreadyq = 21,
147+ }
148+};
149+
150+static struct platform_device compex_eth[] = {
151+ {
152+ .name = "ixp4xx_eth",
153+ .id = IXP4XX_ETH_NPEB,
154+ .dev.platform_data = compex_plat_eth,
155+ }, {
156+ .name = "ixp4xx_eth",
157+ .id = IXP4XX_ETH_NPEC,
158+ .dev.platform_data = compex_plat_eth + 1,
159+ }
160+};
161+
162+static struct platform_device *compex_devices[] __initdata = {
163+ &compex_flash,
164+ &compex_uart,
165+ &compex_eth[0],
166+ &compex_eth[1],
167+};
168+
169+static void __init compex_init(void)
170+{
171+ ixp4xx_sys_init();
172+
173+ compex_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
174+ compex_flash_resource.end =
175+ IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
176+
177+ platform_add_devices(compex_devices, ARRAY_SIZE(compex_devices));
178+}
179+
180+MACHINE_START(COMPEX, "Compex WP18 / NP18A")
181+ /* Maintainer: Imre Kaloz <Kaloz@openwrt.org> */
182+ .map_io = ixp4xx_map_io,
183+ .init_irq = ixp4xx_init_irq,
184+ .timer = &ixp4xx_timer,
185+ .atag_offset = 0x0100,
186+ .init_machine = compex_init,
187+#if defined(CONFIG_PCI)
188+ .dma_zone_size = SZ_64M,
189+#endif
190+ .restart = ixp4xx_restart,
191+MACHINE_END
192--- a/arch/arm/mach-ixp4xx/ixdp425-pci.c
193+++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c
194@@ -70,7 +70,8 @@ struct hw_pci ixdp425_pci __initdata = {
195 int __init ixdp425_pci_init(void)
196 {
197     if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
198- machine_is_ixdp465() || machine_is_kixrp435())
199+ machine_is_ixdp465() || machine_is_kixrp435() ||
200+ machine_is_compex())
201         pci_common_init(&ixdp425_pci);
202     return 0;
203 }
204--- a/arch/arm/tools/mach-types
205+++ b/arch/arm/tools/mach-types
206@@ -1273,7 +1273,7 @@ oiab MACH_OIAB OIAB 1269
207 smdk6400 MACH_SMDK6400 SMDK6400 1270
208 nokia_n800 MACH_NOKIA_N800 NOKIA_N800 1271
209 greenphone MACH_GREENPHONE GREENPHONE 1272
210-compex42x MACH_COMPEXWP18 COMPEXWP18 1273
211+compex MACH_COMPEX COMPEX 1273
212 xmate MACH_XMATE XMATE 1274
213 energizer MACH_ENERGIZER ENERGIZER 1275
214 ime1 MACH_IME1 IME1 1276
215

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