Root/target/linux/lantiq/patches/211-devices.patch

1--- a/arch/mips/lantiq/devices.c
2+++ b/arch/mips/lantiq/devices.c
3@@ -18,6 +18,7 @@
4 #include <linux/time.h>
5 #include <linux/io.h>
6 #include <linux/gpio.h>
7+#include <linux/dma-mapping.h>
8 
9 #include <asm/bootinfo.h>
10 #include <asm/irq.h>
11@@ -100,3 +101,20 @@ void __init ltq_register_pci(struct ltq_
12     pr_err("kernel is compiled without PCI support\n");
13 }
14 #endif
15+
16+static unsigned int *cp1_base = 0;
17+unsigned int*
18+ltq_get_cp1_base(void)
19+{
20+ return cp1_base;
21+}
22+EXPORT_SYMBOL(ltq_get_cp1_base);
23+
24+void __init
25+ltq_register_tapi(void)
26+{
27+#define CP1_SIZE (1 << 20)
28+ dma_addr_t dma;
29+ cp1_base =
30+ (void*)CPHYSADDR(dma_alloc_coherent(NULL, CP1_SIZE, &dma, GFP_ATOMIC));
31+}
32--- a/arch/mips/lantiq/devices.h
33+++ b/arch/mips/lantiq/devices.h
34@@ -23,5 +23,6 @@ extern void ltq_register_nor(struct phys
35 extern void ltq_register_wdt(void);
36 extern void ltq_register_asc(int port);
37 extern void ltq_register_pci(struct ltq_pci_data *data);
38+extern void ltq_register_tapi(void);
39 
40 #endif
41--- a/arch/mips/lantiq/xway/Makefile
42+++ b/arch/mips/lantiq/xway/Makefile
43@@ -1,5 +1,7 @@
44 obj-y := sysctrl.o reset.o gpio.o gpio_stp.o gpio_ebu.o devices.o dma.o nand.o timer.o
45 
46+obj-y += dev-dwc_otg.o dev-wifi-rt2x00.o dev-wifi-ath5k.o
47+
48 obj-$(CONFIG_SOC_XWAY) += clk-xway.o prom-xway.o
49 obj-$(CONFIG_SOC_AMAZON_SE) += clk-ase.o prom-ase.o
50 obj-$(CONFIG_SOC_VR9) += clk-vr9.o prom-vr9.o
51--- a/arch/mips/lantiq/xway/devices.c
52+++ b/arch/mips/lantiq/xway/devices.c
53@@ -19,6 +19,7 @@
54 #include <linux/time.h>
55 #include <linux/io.h>
56 #include <linux/gpio.h>
57+#include <linux/spi/spi.h>
58 
59 #include <asm/bootinfo.h>
60 #include <asm/irq.h>
61@@ -99,3 +100,98 @@ ltq_register_etop(struct ltq_eth_data *e
62         platform_device_register(&ltq_etop);
63     }
64 }
65+
66+/* madwifi */
67+int lantiq_emulate_madwifi_eep = 0;
68+EXPORT_SYMBOL(lantiq_emulate_madwifi_eep);
69+
70+int lantiq_madwifi_eep_addr = 0;
71+EXPORT_SYMBOL(lantiq_madwifi_eep_addr);
72+
73+void __init
74+ltq_register_madwifi_eep(unsigned long long addr)
75+{
76+ lantiq_madwifi_eep_addr = addr;
77+ lantiq_emulate_madwifi_eep = 1;
78+}
79+
80+/* ebu */
81+static struct resource ltq_ebu_resource =
82+{
83+ .name = "gpio_ebu",
84+ .start = LTQ_EBU_GPIO_START,
85+ .end = LTQ_EBU_GPIO_START + LTQ_EBU_GPIO_SIZE - 1,
86+ .flags = IORESOURCE_MEM,
87+};
88+
89+static struct platform_device ltq_ebu =
90+{
91+ .name = "ltq_ebu",
92+ .resource = &ltq_ebu_resource,
93+ .num_resources = 1,
94+};
95+
96+void __init
97+ltq_register_gpio_ebu(unsigned int value)
98+{
99+ ltq_ebu.dev.platform_data = (void*) value;
100+ platform_device_register(&ltq_ebu);
101+}
102+
103+/* gpio buttons */
104+static struct gpio_buttons_platform_data ltq_gpio_buttons_platform_data;
105+
106+static struct platform_device ltq_gpio_buttons_platform_device =
107+{
108+ .name = "gpio-buttons",
109+ .id = 0,
110+ .dev = {
111+ .platform_data = (void *) &ltq_gpio_buttons_platform_data,
112+ },
113+};
114+
115+void __init
116+ltq_register_gpio_buttons(struct gpio_button *buttons, int cnt)
117+{
118+ ltq_gpio_buttons_platform_data.buttons = buttons;
119+ ltq_gpio_buttons_platform_data.nbuttons = cnt;
120+ platform_device_register(&ltq_gpio_buttons_platform_device);
121+}
122+
123+static struct resource ltq_spi_resources[] = {
124+ {
125+ .start = LTQ_SSC_BASE_ADDR,
126+ .end = LTQ_SSC_BASE_ADDR + LTQ_SSC_SIZE - 1,
127+ .flags = IORESOURCE_MEM,
128+ },
129+ IRQ_RES(spi_tx, LTQ_SSC_TIR),
130+ IRQ_RES(spi_rx, LTQ_SSC_RIR),
131+ IRQ_RES(spi_err, LTQ_SSC_EIR),
132+};
133+
134+static struct resource ltq_spi_resources_ar9[] = {
135+ {
136+ .start = LTQ_SSC_BASE_ADDR,
137+ .end = LTQ_SSC_BASE_ADDR + LTQ_SSC_SIZE - 1,
138+ .flags = IORESOURCE_MEM,
139+ },
140+ IRQ_RES(spi_tx, LTQ_SSC_TIR_AR9),
141+ IRQ_RES(spi_rx, LTQ_SSC_RIR_AR9),
142+ IRQ_RES(spi_err, LTQ_SSC_EIR),
143+};
144+
145+static struct platform_device ltq_spi = {
146+ .name = "ltq-spi",
147+ .resource = ltq_spi_resources,
148+ .num_resources = ARRAY_SIZE(ltq_spi_resources),
149+};
150+
151+void __init ltq_register_spi(struct ltq_spi_platform_data *pdata,
152+ struct spi_board_info const *info, unsigned n)
153+{
154+ if(ltq_is_ar9())
155+ ltq_spi.resource = ltq_spi_resources_ar9;
156+ spi_register_board_info(info, n);
157+ ltq_spi.dev.platform_data = pdata;
158+ platform_device_register(&ltq_spi);
159+}
160--- a/arch/mips/lantiq/xway/devices.h
161+++ b/arch/mips/lantiq/xway/devices.h
162@@ -11,10 +11,17 @@
163 
164 #include "../devices.h"
165 #include <linux/phy.h>
166+#include <linux/spi/spi.h>
167+#include <linux/gpio_buttons.h>
168 
169 extern void ltq_register_gpio(void);
170 extern void ltq_register_gpio_stp(void);
171 extern void ltq_register_ase_asc(void);
172 extern void ltq_register_etop(struct ltq_eth_data *eth);
173+extern void ltq_register_gpio_ebu(unsigned int value);
174+extern void ltq_register_spi(struct ltq_spi_platform_data *pdata,
175+ struct spi_board_info const *info, unsigned n);
176+extern void ltq_register_madwifi_eep(unsigned long long addr);
177+extern void ltq_register_gpio_buttons(struct gpio_button *buttons, int cnt);
178 
179 #endif
180--- a/arch/mips/lantiq/Makefile
181+++ b/arch/mips/lantiq/Makefile
182@@ -4,7 +4,7 @@
183 # under the terms of the GNU General Public License version 2 as published
184 # by the Free Software Foundation.
185 
186-obj-y := irq.o setup.o clk.o prom.o devices.o
187+obj-y := irq.o setup.o clk.o prom.o devices.o dev-gpio-leds.o dev-gpio-buttons.o
188 
189 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
190 
191

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