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-rw-r--r--arch/arm/Kconfig2
-rw-r--r--arch/arm/mach-nomadik/Kconfig10
-rw-r--r--arch/arm/mach-nomadik/Makefile6
-rw-r--r--arch/arm/mach-nomadik/board-nhk8815.c322
-rw-r--r--arch/arm/mach-nomadik/cpu-8815.c112
-rw-r--r--arch/arm/mach-nomadik/cpu-8815.h5
-rw-r--r--arch/arm/mach-nomadik/i2c-8815nhk.c82
7 files changed, 6 insertions, 533 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 67874b82a4ed..bef46edbe830 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -899,10 +899,12 @@ config ARCH_NOMADIK
899 select ARCH_REQUIRE_GPIOLIB 899 select ARCH_REQUIRE_GPIOLIB
900 select ARM_AMBA 900 select ARM_AMBA
901 select ARM_VIC 901 select ARM_VIC
902 select CLKSRC_NOMADIK_MTU
902 select COMMON_CLK 903 select COMMON_CLK
903 select CPU_ARM926T 904 select CPU_ARM926T
904 select GENERIC_CLOCKEVENTS 905 select GENERIC_CLOCKEVENTS
905 select MIGHT_HAVE_CACHE_L2X0 906 select MIGHT_HAVE_CACHE_L2X0
907 select OF
906 select PINCTRL 908 select PINCTRL
907 select PINCTRL_STN8815 909 select PINCTRL_STN8815
908 select SPARSE_IRQ 910 select SPARSE_IRQ
diff --git a/arch/arm/mach-nomadik/Kconfig b/arch/arm/mach-nomadik/Kconfig
index 706dc5727bbe..82226a5d60ef 100644
--- a/arch/arm/mach-nomadik/Kconfig
+++ b/arch/arm/mach-nomadik/Kconfig
@@ -4,19 +4,13 @@ menu "Nomadik boards"
4 4
5config MACH_NOMADIK_8815NHK 5config MACH_NOMADIK_8815NHK
6 bool "ST 8815 Nomadik Hardware Kit (evaluation board)" 6 bool "ST 8815 Nomadik Hardware Kit (evaluation board)"
7 select CLKSRC_NOMADIK_MTU
8 select NOMADIK_8815 7 select NOMADIK_8815
8 select I2C
9 select I2C_ALGOBIT
9 10
10endmenu 11endmenu
11 12
12config NOMADIK_8815 13config NOMADIK_8815
13 bool 14 bool
14 15
15config I2C_BITBANG_8815NHK
16 tristate "Driver for bit-bang busses found on the 8815 NHK"
17 depends on I2C && MACH_NOMADIK_8815NHK
18 depends on PINCTRL_NOMADIK
19 default y
20 select I2C_ALGOBIT
21
22endif 16endif
diff --git a/arch/arm/mach-nomadik/Makefile b/arch/arm/mach-nomadik/Makefile
index a42c9a33d3bf..1071c3b04d1a 100644
--- a/arch/arm/mach-nomadik/Makefile
+++ b/arch/arm/mach-nomadik/Makefile
@@ -9,9 +9,3 @@
9 9
10# Cpu revision 10# Cpu revision
11obj-$(CONFIG_NOMADIK_8815) += cpu-8815.o 11obj-$(CONFIG_NOMADIK_8815) += cpu-8815.o
12
13# Specific board support
14obj-$(CONFIG_MACH_NOMADIK_8815NHK) += board-nhk8815.o
15
16# Nomadik extra devices
17obj-$(CONFIG_I2C_BITBANG_8815NHK) += i2c-8815nhk.o
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
deleted file mode 100644
index e7b216cb6802..000000000000
--- a/arch/arm/mach-nomadik/board-nhk8815.c
+++ /dev/null
@@ -1,322 +0,0 @@
1/*
2 * linux/arch/arm/mach-nomadik/board-8815nhk.c
3 *
4 * Copyright (C) STMicroelectronics
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2, as
8 * published by the Free Software Foundation.
9 *
10 * NHK15 board specifc driver definition
11 */
12#include <linux/types.h>
13#include <linux/kernel.h>
14#include <linux/init.h>
15#include <linux/platform_device.h>
16#include <linux/amba/bus.h>
17#include <linux/amba/mmci.h>
18#include <linux/interrupt.h>
19#include <linux/gpio.h>
20#include <linux/mtd/mtd.h>
21#include <linux/mtd/nand.h>
22#include <linux/mtd/fsmc.h>
23#include <linux/mtd/onenand.h>
24#include <linux/mtd/partitions.h>
25#include <linux/i2c.h>
26#include <linux/io.h>
27#include <linux/platform_data/clocksource-nomadik-mtu.h>
28#include <asm/sizes.h>
29#include <asm/mach-types.h>
30#include <asm/mach/arch.h>
31#include <asm/mach/flash.h>
32#include <asm/mach/time.h>
33#include <mach/irqs.h>
34
35#include "cpu-8815.h"
36
37/* Initial value for SRC control register: all timers use MXTAL/8 source */
38#define SRC_CR_INIT_MASK 0x00007fff
39#define SRC_CR_INIT_VAL 0x2aaa8000
40
41#define ALE_OFF 0x1000000
42#define CLE_OFF 0x800000
43
44/* These addresses span 16MB, so use three individual pages */
45static struct resource nhk8815_nand_resources[] = {
46 {
47 .name = "nand_data",
48 .start = 0x40000000,
49 .end = 0x40000000 + SZ_16K - 1,
50 .flags = IORESOURCE_MEM,
51 }, {
52 .name = "nand_addr",
53 .start = 0x40000000 + ALE_OFF,
54 .end = 0x40000000 +ALE_OFF + SZ_16K - 1,
55 .flags = IORESOURCE_MEM,
56 }, {
57 .name = "nand_cmd",
58 .start = 0x40000000 + CLE_OFF,
59 .end = 0x40000000 + CLE_OFF + SZ_16K - 1,
60 .flags = IORESOURCE_MEM,
61 }, {
62 .name = "fsmc_regs",
63 .start = NOMADIK_FSMC_BASE,
64 .end = NOMADIK_FSMC_BASE + SZ_4K - 1,
65 .flags = IORESOURCE_MEM,
66 },
67};
68
69/*
70 * These partitions are the same as those used in the 2.6.20 release
71 * shipped by the vendor; the first two partitions are mandated
72 * by the boot ROM, and the bootloader area is somehow oversized...
73 */
74static struct mtd_partition nhk8815_partitions[] = {
75 {
76 .name = "X-Loader(NAND)",
77 .offset = 0,
78 .size = SZ_256K,
79 }, {
80 .name = "MemInit(NAND)",
81 .offset = MTDPART_OFS_APPEND,
82 .size = SZ_256K,
83 }, {
84 .name = "BootLoader(NAND)",
85 .offset = MTDPART_OFS_APPEND,
86 .size = SZ_2M,
87 }, {
88 .name = "Kernel zImage(NAND)",
89 .offset = MTDPART_OFS_APPEND,
90 .size = 3 * SZ_1M,
91 }, {
92 .name = "Root Filesystem(NAND)",
93 .offset = MTDPART_OFS_APPEND,
94 .size = 22 * SZ_1M,
95 }, {
96 .name = "User Filesystem(NAND)",
97 .offset = MTDPART_OFS_APPEND,
98 .size = MTDPART_SIZ_FULL,
99 }
100};
101
102static struct fsmc_nand_timings nhk8815_nand_timings = {
103 .thiz = 0,
104 .thold = 0x10,
105 .twait = 0x0A,
106 .tset = 0,
107};
108
109static struct fsmc_nand_platform_data nhk8815_nand_platform_data = {
110 .nand_timings = &nhk8815_nand_timings,
111 .partitions = nhk8815_partitions,
112 .nr_partitions = ARRAY_SIZE(nhk8815_partitions),
113 .width = FSMC_NAND_BW8,
114};
115
116static struct platform_device nhk8815_nand_device = {
117 .name = "fsmc-nand",
118 .id = -1,
119 .resource = nhk8815_nand_resources,
120 .num_resources = ARRAY_SIZE(nhk8815_nand_resources),
121 .dev = {
122 .platform_data = &nhk8815_nand_platform_data,
123 },
124};
125
126/* These are the partitions for the OneNand device, different from above */
127static struct mtd_partition nhk8815_onenand_partitions[] = {
128 {
129 .name = "X-Loader(OneNAND)",
130 .offset = 0,
131 .size = SZ_256K,
132 }, {
133 .name = "MemInit(OneNAND)",
134 .offset = MTDPART_OFS_APPEND,
135 .size = SZ_256K,
136 }, {
137 .name = "BootLoader(OneNAND)",
138 .offset = MTDPART_OFS_APPEND,
139 .size = SZ_2M-SZ_256K,
140 }, {
141 .name = "SysImage(OneNAND)",
142 .offset = MTDPART_OFS_APPEND,
143 .size = 4 * SZ_1M,
144 }, {
145 .name = "Root Filesystem(OneNAND)",
146 .offset = MTDPART_OFS_APPEND,
147 .size = 22 * SZ_1M,
148 }, {
149 .name = "User Filesystem(OneNAND)",
150 .offset = MTDPART_OFS_APPEND,
151 .size = MTDPART_SIZ_FULL,
152 }
153};
154
155static struct onenand_platform_data nhk8815_onenand_data = {
156 .parts = nhk8815_onenand_partitions,
157 .nr_parts = ARRAY_SIZE(nhk8815_onenand_partitions),
158};
159
160static struct resource nhk8815_onenand_resource[] = {
161 {
162 .start = 0x30000000,
163 .end = 0x30000000 + SZ_128K - 1,
164 .flags = IORESOURCE_MEM,
165 },
166};
167
168static struct platform_device nhk8815_onenand_device = {
169 .name = "onenand-flash",
170 .id = -1,
171 .dev = {
172 .platform_data = &nhk8815_onenand_data,
173 },
174 .resource = nhk8815_onenand_resource,
175 .num_resources = ARRAY_SIZE(nhk8815_onenand_resource),
176};
177
178/* bus control reg. and bus timing reg. for CS0..CS3 */
179#define FSMC_BCR(x) (NOMADIK_FSMC_VA + (x << 3))
180#define FSMC_BTR(x) (NOMADIK_FSMC_VA + (x << 3) + 0x04)
181
182static void __init nhk8815_onenand_init(void)
183{
184#ifdef CONFIG_MTD_ONENAND
185 /* Set up SMCS0 for OneNand */
186 writel(0x000030db, FSMC_BCR(0));
187 writel(0x02100551, FSMC_BTR(0));
188#endif
189}
190
191static struct mmci_platform_data mmcsd_plat_data = {
192 .ocr_mask = MMC_VDD_29_30,
193 .f_max = 48000000,
194 .gpio_wp = -1,
195 .gpio_cd = 111,
196 .cd_invert = true,
197 .capabilities = MMC_CAP_MMC_HIGHSPEED |
198 MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA,
199};
200
201static int __init nhk8815_mmcsd_init(void)
202{
203 int ret;
204
205 /* For e.g. devicetree boot */
206 if (!machine_is_nomadik())
207 return 0;
208
209 ret = gpio_request(112, "card detect bias");
210 if (ret)
211 return ret;
212 gpio_direction_output(112, 0);
213 amba_apb_device_add(NULL, "mmci", NOMADIK_SDI_BASE, SZ_4K, IRQ_SDMMC, 0, &mmcsd_plat_data, 0x10180180);
214 return 0;
215}
216module_init(nhk8815_mmcsd_init);
217
218static struct resource nhk8815_eth_resources[] = {
219 {
220 .name = "smc91x-regs",
221 .start = 0x34000000 + 0x300,
222 .end = 0x34000000 + SZ_64K - 1,
223 .flags = IORESOURCE_MEM,
224 }, {
225 .start = NOMADIK_GPIO_TO_IRQ(115),
226 .end = NOMADIK_GPIO_TO_IRQ(115),
227 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
228 }
229};
230
231static struct platform_device nhk8815_eth_device = {
232 .name = "smc91x",
233 .resource = nhk8815_eth_resources,
234 .num_resources = ARRAY_SIZE(nhk8815_eth_resources),
235};
236
237static int __init nhk8815_eth_init(void)
238{
239 int gpio_nr = 115; /* hardwired in the board */
240 int err;
241
242 if (!machine_is_nomadik())
243 return 0;
244 err = gpio_request(gpio_nr, "eth_irq");
245 if (!err) err = gpio_direction_input(gpio_nr);
246 if (err)
247 pr_err("Error %i in %s\n", err, __func__);
248 return err;
249}
250device_initcall(nhk8815_eth_init);
251
252static struct platform_device *nhk8815_platform_devices[] __initdata = {
253 &nhk8815_nand_device,
254 &nhk8815_onenand_device,
255 &nhk8815_eth_device,
256 /* will add more devices */
257};
258
259static void __init nomadik_timer_init(void)
260{
261 u32 src_cr;
262
263 /* Configure timer sources in "system reset controller" ctrl reg */
264 src_cr = readl(io_p2v(NOMADIK_SRC_BASE));
265 src_cr &= SRC_CR_INIT_MASK;
266 src_cr |= SRC_CR_INIT_VAL;
267 writel(src_cr, io_p2v(NOMADIK_SRC_BASE));
268
269 nmdk_timer_init(io_p2v(NOMADIK_MTU0_BASE), IRQ_MTU0);
270}
271
272static struct i2c_board_info __initdata nhk8815_i2c0_devices[] = {
273 {
274 I2C_BOARD_INFO("stw4811", 0x2d),
275 },
276};
277
278static struct i2c_board_info __initdata nhk8815_i2c1_devices[] = {
279 {
280 I2C_BOARD_INFO("camera", 0x10),
281 },
282 {
283 I2C_BOARD_INFO("stw5095", 0x1a),
284 },
285 {
286 I2C_BOARD_INFO("lis3lv02dl", 0x1d),
287 },
288};
289
290static struct i2c_board_info __initdata nhk8815_i2c2_devices[] = {
291 {
292 I2C_BOARD_INFO("stw4811-usb", 0x2d),
293 },
294};
295
296static void __init nhk8815_platform_init(void)
297{
298 cpu8815_platform_init();
299 nhk8815_onenand_init();
300 platform_add_devices(nhk8815_platform_devices,
301 ARRAY_SIZE(nhk8815_platform_devices));
302
303 amba_apb_device_add(NULL, "uart0", NOMADIK_UART0_BASE, SZ_4K, IRQ_UART0, 0, NULL, 0);
304 amba_apb_device_add(NULL, "uart1", NOMADIK_UART1_BASE, SZ_4K, IRQ_UART1, 0, NULL, 0);
305
306 i2c_register_board_info(0, nhk8815_i2c0_devices,
307 ARRAY_SIZE(nhk8815_i2c0_devices));
308 i2c_register_board_info(1, nhk8815_i2c1_devices,
309 ARRAY_SIZE(nhk8815_i2c1_devices));
310 i2c_register_board_info(2, nhk8815_i2c2_devices,
311 ARRAY_SIZE(nhk8815_i2c2_devices));
312}
313
314MACHINE_START(NOMADIK, "NHK8815")
315 /* Maintainer: ST MicroElectronics */
316 .atag_offset = 0x100,
317 .map_io = cpu8815_map_io,
318 .init_irq = cpu8815_init_irq,
319 .init_time = nomadik_timer_init,
320 .init_machine = nhk8815_platform_init,
321 .restart = cpu8815_restart,
322MACHINE_END
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 5ad301e4eb2f..60a18e12e6ce 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -48,53 +48,6 @@
48#include <asm/cacheflush.h> 48#include <asm/cacheflush.h>
49#include <asm/hardware/cache-l2x0.h> 49#include <asm/hardware/cache-l2x0.h>
50 50
51#include "cpu-8815.h"
52
53/* The 8815 has 4 GPIO blocks, let's register them immediately */
54static resource_size_t __initdata cpu8815_gpio_base[] = {
55 NOMADIK_GPIO0_BASE,
56 NOMADIK_GPIO1_BASE,
57 NOMADIK_GPIO2_BASE,
58 NOMADIK_GPIO3_BASE,
59};
60
61static struct platform_device *
62cpu8815_add_gpio(int id, resource_size_t addr, int irq,
63 struct nmk_gpio_platform_data *pdata)
64{
65 struct resource resources[] = {
66 {
67 .start = addr,
68 .end = addr + 127,
69 .flags = IORESOURCE_MEM,
70 },
71 {
72 .start = irq,
73 .end = irq,
74 .flags = IORESOURCE_IRQ,
75 }
76 };
77
78 return platform_device_register_resndata(NULL, "gpio", id,
79 resources, ARRAY_SIZE(resources),
80 pdata, sizeof(*pdata));
81}
82
83void cpu8815_add_gpios(resource_size_t *base, int num, int irq,
84 struct nmk_gpio_platform_data *pdata)
85{
86 int first = 0;
87 int i;
88
89 for (i = 0; i < num; i++, first += 32, irq++) {
90 pdata->first_gpio = first;
91 pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first);
92 pdata->num_gpio = 32;
93
94 cpu8815_add_gpio(i, base[i], irq, pdata);
95 }
96}
97
98static unsigned long out_low[] = { PIN_OUTPUT_LOW }; 51static unsigned long out_low[] = { PIN_OUTPUT_LOW };
99static unsigned long out_high[] = { PIN_OUTPUT_HIGH }; 52static unsigned long out_high[] = { PIN_OUTPUT_HIGH };
100static unsigned long in_nopull[] = { PIN_INPUT_NOPULL }; 53static unsigned long in_nopull[] = { PIN_INPUT_NOPULL };
@@ -137,38 +90,6 @@ static struct pinctrl_map __initdata nhk8815_pinmap[] = {
137 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO74_C20", in_pullup), 90 PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO74_C20", in_pullup),
138}; 91};
139 92
140static inline void
141cpu8815_add_pinctrl(struct device *parent, const char *name)
142{
143 struct platform_device_info pdevinfo = {
144 .parent = parent,
145 .name = name,
146 .id = -1,
147 };
148
149 pinctrl_register_mappings(nhk8815_pinmap, ARRAY_SIZE(nhk8815_pinmap));
150 platform_device_register_full(&pdevinfo);
151}
152
153static int __init cpu8815_init(void)
154{
155 struct nmk_gpio_platform_data pdata = {
156 /* No custom data yet */
157 };
158
159 /* For e.g. device tree boots */
160 if (!machine_is_nomadik())
161 return 0;
162
163 cpu8815_add_gpios(cpu8815_gpio_base, ARRAY_SIZE(cpu8815_gpio_base),
164 IRQ_GPIO0, &pdata);
165 cpu8815_add_pinctrl(NULL, "pinctrl-stn8815");
166 amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0);
167 amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0);
168 return 0;
169}
170arch_initcall(cpu8815_init);
171
172/* All SoC devices live in the same area (see hardware.h) */ 93/* All SoC devices live in the same area (see hardware.h) */
173static struct map_desc nomadik_io_desc[] __initdata = { 94static struct map_desc nomadik_io_desc[] __initdata = {
174 { 95 {
@@ -180,37 +101,12 @@ static struct map_desc nomadik_io_desc[] __initdata = {
180 /* static ram and secured ram may be added later */ 101 /* static ram and secured ram may be added later */
181}; 102};
182 103
183void __init cpu8815_map_io(void) 104static void __init cpu8815_map_io(void)
184{ 105{
185 iotable_init(nomadik_io_desc, ARRAY_SIZE(nomadik_io_desc)); 106 iotable_init(nomadik_io_desc, ARRAY_SIZE(nomadik_io_desc));
186} 107}
187 108
188void __init cpu8815_init_irq(void) 109static void cpu8815_restart(char mode, const char *cmd)
189{
190 /* This modified VIC cell has two register blocks, at 0 and 0x20 */
191 vic_init(io_p2v(NOMADIK_IC_BASE + 0x00), IRQ_VIC_START + 0, ~0, 0);
192 vic_init(io_p2v(NOMADIK_IC_BASE + 0x20), IRQ_VIC_START + 32, ~0, 0);
193
194 /*
195 * Init clocks here so that they are available for system timer
196 * initialization.
197 */
198 nomadik_clk_init();
199}
200
201/*
202 * This function is called from the board init ("init_machine").
203 */
204 void __init cpu8815_platform_init(void)
205{
206#ifdef CONFIG_CACHE_L2X0
207 /* At full speed latency must be >=2, so 0x249 in low bits */
208 l2x0_init(io_p2v(NOMADIK_L2CC_BASE), 0x00730249, 0xfe000fff);
209#endif
210 return;
211}
212
213void cpu8815_restart(char mode, const char *cmd)
214{ 110{
215 void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18); 111 void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18);
216 112
@@ -220,8 +116,6 @@ void cpu8815_restart(char mode, const char *cmd)
220 writel(1, src_rstsr); 116 writel(1, src_rstsr);
221} 117}
222 118
223#ifdef CONFIG_OF
224
225/* Initial value for SRC control register: all timers use MXTAL/8 source */ 119/* Initial value for SRC control register: all timers use MXTAL/8 source */
226#define SRC_CR_INIT_MASK 0x00007fff 120#define SRC_CR_INIT_MASK 0x00007fff
227#define SRC_CR_INIT_VAL 0x2aaa8000 121#define SRC_CR_INIT_VAL 0x2aaa8000
@@ -393,5 +287,3 @@ DT_MACHINE_START(NOMADIK_DT, "Nomadik STn8815")
393 .restart = cpu8815_restart, 287 .restart = cpu8815_restart,
394 .dt_compat = cpu8815_board_compat, 288 .dt_compat = cpu8815_board_compat,
395MACHINE_END 289MACHINE_END
396
397#endif
diff --git a/arch/arm/mach-nomadik/cpu-8815.h b/arch/arm/mach-nomadik/cpu-8815.h
deleted file mode 100644
index d6c7830e4799..000000000000
--- a/arch/arm/mach-nomadik/cpu-8815.h
+++ /dev/null
@@ -1,5 +0,0 @@
1extern void cpu8815_map_io(void);
2extern void cpu8815_platform_init(void);
3extern void cpu8815_init_irq(void);
4extern void cpu8815_restart(char, const char *);
5extern struct sys_timer cpu8815_timer;
diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c
deleted file mode 100644
index 299ff5a687bc..000000000000
--- a/arch/arm/mach-nomadik/i2c-8815nhk.c
+++ /dev/null
@@ -1,82 +0,0 @@
1#include <linux/module.h>
2#include <linux/init.h>
3#include <linux/i2c.h>
4#include <linux/i2c-algo-bit.h>
5#include <linux/i2c-gpio.h>
6#include <linux/platform_device.h>
7#include <asm/mach-types.h>
8
9/*
10 * There are two busses in the 8815NHK.
11 * They could, in theory, be driven by the hardware component, but we
12 * use bit-bang through GPIO by now, to keep things simple
13 */
14
15/* I2C0 connected to the STw4811 power management chip */
16static struct i2c_gpio_platform_data nhk8815_i2c_data0 = {
17 /* keep defaults for timeouts; pins are push-pull bidirectional */
18 .scl_pin = 62,
19 .sda_pin = 63,
20};
21
22/* I2C1 connected to various sensors */
23static struct i2c_gpio_platform_data nhk8815_i2c_data1 = {
24 /* keep defaults for timeouts; pins are push-pull bidirectional */
25 .scl_pin = 53,
26 .sda_pin = 54,
27};
28
29/* I2C2 connected to the USB portions of the STw4811 only */
30static struct i2c_gpio_platform_data nhk8815_i2c_data2 = {
31 /* keep defaults for timeouts; pins are push-pull bidirectional */
32 .scl_pin = 73,
33 .sda_pin = 74,
34};
35
36static struct platform_device nhk8815_i2c_dev0 = {
37 .name = "i2c-gpio",
38 .id = 0,
39 .dev = {
40 .platform_data = &nhk8815_i2c_data0,
41 },
42};
43
44static struct platform_device nhk8815_i2c_dev1 = {
45 .name = "i2c-gpio",
46 .id = 1,
47 .dev = {
48 .platform_data = &nhk8815_i2c_data1,
49 },
50};
51
52static struct platform_device nhk8815_i2c_dev2 = {
53 .name = "i2c-gpio",
54 .id = 2,
55 .dev = {
56 .platform_data = &nhk8815_i2c_data2,
57 },
58};
59
60static int __init nhk8815_i2c_init(void)
61{
62 /* For e.g. devicetree boot */
63 if (!machine_is_nomadik())
64 return 0;
65
66 platform_device_register(&nhk8815_i2c_dev0);
67 platform_device_register(&nhk8815_i2c_dev1);
68 platform_device_register(&nhk8815_i2c_dev2);
69
70 return 0;
71}
72
73static void __exit nhk8815_i2c_exit(void)
74{
75 platform_device_unregister(&nhk8815_i2c_dev0);
76 platform_device_unregister(&nhk8815_i2c_dev1);
77 platform_device_unregister(&nhk8815_i2c_dev2);
78 return;
79}
80
81module_init(nhk8815_i2c_init);
82module_exit(nhk8815_i2c_exit);
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-22 12:22:50 -0500