2 * Copyright (C) ST-Ericsson SA 2010
4 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
5 * License terms: GNU General Public License (GPL) version 2
8 #include <linux/kernel.h>
9 #include <linux/platform_device.h>
10 #include <linux/interrupt.h>
12 #include <linux/gpio.h>
13 #include <linux/amba/bus.h>
15 #include <plat/ste_dma40.h>
17 #include <mach/hardware.h>
18 #include <mach/setup.h>
20 #include "ste-dma40-db8500.h"
22 static struct nmk_gpio_platform_data u8500_gpio_data[] = {
23 GPIO_DATA("GPIO-0-31", 0),
24 GPIO_DATA("GPIO-32-63", 32), /* 37..63 not routed to pin */
25 GPIO_DATA("GPIO-64-95", 64),
26 GPIO_DATA("GPIO-96-127", 96), /* 98..127 not routed to pin */
27 GPIO_DATA("GPIO-128-159", 128),
28 GPIO_DATA("GPIO-160-191", 160), /* 172..191 not routed to pin */
29 GPIO_DATA("GPIO-192-223", 192),
30 GPIO_DATA("GPIO-224-255", 224), /* 231..255 not routed to pin */
31 GPIO_DATA("GPIO-256-288", 256), /* 268..288 not routed to pin */
34 static struct resource u8500_gpio_resources[] = {
46 struct platform_device u8500_gpio_devs[] = {
58 struct amba_device u8500_ssp0_device = {
60 .coherent_dma_mask = ~0,
64 .start = U8500_SSP0_BASE,
65 .end = U8500_SSP0_BASE + SZ_4K - 1,
66 .flags = IORESOURCE_MEM,
68 .irq = {IRQ_DB8500_SSP0, NO_IRQ },
69 /* ST-Ericsson modified id */
70 .periphid = SSP_PER_ID,
73 static struct resource u8500_i2c0_resources[] = {
75 .start = U8500_I2C0_BASE,
76 .end = U8500_I2C0_BASE + SZ_4K - 1,
77 .flags = IORESOURCE_MEM,
80 .start = IRQ_DB8500_I2C0,
81 .end = IRQ_DB8500_I2C0,
82 .flags = IORESOURCE_IRQ,
86 struct platform_device u8500_i2c0_device = {
89 .resource = u8500_i2c0_resources,
90 .num_resources = ARRAY_SIZE(u8500_i2c0_resources),
93 static struct resource u8500_i2c4_resources[] = {
95 .start = U8500_I2C4_BASE,
96 .end = U8500_I2C4_BASE + SZ_4K - 1,
97 .flags = IORESOURCE_MEM,
100 .start = IRQ_DB8500_I2C4,
101 .end = IRQ_DB8500_I2C4,
102 .flags = IORESOURCE_IRQ,
106 struct platform_device u8500_i2c4_device = {
109 .resource = u8500_i2c4_resources,
110 .num_resources = ARRAY_SIZE(u8500_i2c4_resources),
117 struct amba_device u8500_sdi0_device = {
122 .start = U8500_SDI0_BASE,
123 .end = U8500_SDI0_BASE + SZ_4K - 1,
124 .flags = IORESOURCE_MEM,
126 .irq = {IRQ_DB8500_SDMMC0, NO_IRQ},
129 struct amba_device u8500_sdi1_device = {
134 .start = U8500_SDI1_BASE,
135 .end = U8500_SDI1_BASE + SZ_4K - 1,
136 .flags = IORESOURCE_MEM,
138 .irq = {IRQ_DB8500_SDMMC1, NO_IRQ},
141 struct amba_device u8500_sdi2_device = {
146 .start = U8500_SDI2_BASE,
147 .end = U8500_SDI2_BASE + SZ_4K - 1,
148 .flags = IORESOURCE_MEM,
150 .irq = {IRQ_DB8500_SDMMC2, NO_IRQ},
153 struct amba_device u8500_sdi3_device = {
158 .start = U8500_SDI3_BASE,
159 .end = U8500_SDI3_BASE + SZ_4K - 1,
160 .flags = IORESOURCE_MEM,
162 .irq = {IRQ_DB8500_SDMMC3, NO_IRQ},
165 struct amba_device u8500_sdi4_device = {
170 .start = U8500_SDI4_BASE,
171 .end = U8500_SDI4_BASE + SZ_4K - 1,
172 .flags = IORESOURCE_MEM,
174 .irq = {IRQ_DB8500_SDMMC4, NO_IRQ},
177 struct amba_device u8500_sdi5_device = {
182 .start = U8500_SDI5_BASE,
183 .end = U8500_SDI5_BASE + SZ_4K - 1,
184 .flags = IORESOURCE_MEM,
186 .irq = {IRQ_DB8500_SDMMC5, NO_IRQ},
189 static struct resource dma40_resources[] = {
191 .start = U8500_DMA_BASE,
192 .end = U8500_DMA_BASE + SZ_4K - 1,
193 .flags = IORESOURCE_MEM,
197 .start = U8500_DMA_LCPA_BASE,
198 .end = U8500_DMA_LCPA_BASE + 2 * SZ_1K - 1,
199 .flags = IORESOURCE_MEM,
203 .start = IRQ_DB8500_DMA,
204 .end = IRQ_DB8500_DMA,
205 .flags = IORESOURCE_IRQ,
209 /* Default configuration for physcial memcpy */
210 struct stedma40_chan_cfg dma40_memcpy_conf_phy = {
211 .mode = STEDMA40_MODE_PHYSICAL,
212 .dir = STEDMA40_MEM_TO_MEM,
214 .src_info.data_width = STEDMA40_BYTE_WIDTH,
215 .src_info.psize = STEDMA40_PSIZE_PHY_1,
216 .src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
218 .dst_info.data_width = STEDMA40_BYTE_WIDTH,
219 .dst_info.psize = STEDMA40_PSIZE_PHY_1,
220 .dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
222 /* Default configuration for logical memcpy */
223 struct stedma40_chan_cfg dma40_memcpy_conf_log = {
224 .dir = STEDMA40_MEM_TO_MEM,
226 .src_info.data_width = STEDMA40_BYTE_WIDTH,
227 .src_info.psize = STEDMA40_PSIZE_LOG_1,
228 .src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
230 .dst_info.data_width = STEDMA40_BYTE_WIDTH,
231 .dst_info.psize = STEDMA40_PSIZE_LOG_1,
232 .dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
236 * Mapping between destination event lines and physical device address.
237 * The event line is tied to a device and therefor the address is constant.
239 static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV];
241 /* Mapping between source event lines and physical device address */
242 static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV];
244 /* Reserved event lines for memcpy only */
245 static int dma40_memcpy_event[] = {
246 DB8500_DMA_MEMCPY_TX_0,
247 DB8500_DMA_MEMCPY_TX_1,
248 DB8500_DMA_MEMCPY_TX_2,
249 DB8500_DMA_MEMCPY_TX_3,
250 DB8500_DMA_MEMCPY_TX_4,
251 DB8500_DMA_MEMCPY_TX_5,
254 static struct stedma40_platform_data dma40_plat_data = {
255 .dev_len = DB8500_DMA_NR_DEV,
256 .dev_rx = dma40_rx_map,
257 .dev_tx = dma40_tx_map,
258 .memcpy = dma40_memcpy_event,
259 .memcpy_len = ARRAY_SIZE(dma40_memcpy_event),
260 .memcpy_conf_phy = &dma40_memcpy_conf_phy,
261 .memcpy_conf_log = &dma40_memcpy_conf_log,
262 .disabled_channels = {-1},
265 struct platform_device u8500_dma40_device = {
267 .platform_data = &dma40_plat_data,
271 .num_resources = ARRAY_SIZE(dma40_resources),
272 .resource = dma40_resources
275 void dma40_u8500ed_fixup(void)
277 dma40_plat_data.memcpy = NULL;
278 dma40_plat_data.memcpy_len = 0;
279 dma40_resources[0].start = U8500_DMA_BASE_ED;
280 dma40_resources[0].end = U8500_DMA_BASE_ED + SZ_4K - 1;
281 dma40_resources[1].start = U8500_DMA_LCPA_BASE_ED;
282 dma40_resources[1].end = U8500_DMA_LCPA_BASE_ED + 2 * SZ_1K - 1;
285 struct resource keypad_resources[] = {
287 .start = U8500_SKE_BASE,
288 .end = U8500_SKE_BASE + SZ_4K - 1,
289 .flags = IORESOURCE_MEM,
292 .start = IRQ_DB8500_KB,
293 .end = IRQ_DB8500_KB,
294 .flags = IORESOURCE_IRQ,
298 struct platform_device ux500_ske_keypad_device = {
299 .name = "nmk-ske-keypad",
301 .num_resources = ARRAY_SIZE(keypad_resources),
302 .resource = keypad_resources,