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authorArnd Bergmann <arnd@arndb.de>2012-03-02 09:44:12 -0500
committerArnd Bergmann <arnd@arndb.de>2012-03-02 09:44:12 -0500
commit622e695886cfede6aea0ee8ba74e1b8a4c8c01e0 (patch)
tree1b1e6574a69c18cd67cd90db1b924b487e28c56b /arch/arm/mach-imx
parent235ecf4c59ebe13e065a40755d999fa9850b8179 (diff)
parentacb6464c7bcbfe23a9979f1eeed5acd9aff49774 (diff)
Merge branch 'features/imx27-visstrim' of git://git.pengutronix.de/git/imx/linux-2.6 into next/boards
* 'features/imx27-visstrim' of git://git.pengutronix.de/git/imx/linux-2.6: i.MX27: visstrim_m10: Add led support. i.MX27: visstrim_m10: Add video support. i.MX27: visstrim_m10: Register I2C devices after I2C busses have been added. i.MX27: visstrim_m10: Sort IMX_HAVE_PLATFORM_MXC_MMC properly. i.MX27: visstrim_m10: Add m41t00 RTC support.
Diffstat (limited to 'arch/arm/mach-imx')
-rw-r--r--arch/arm/mach-imx/Kconfig4
-rw-r--r--arch/arm/mach-imx/mach-imx27_visstrim_m10.c139
2 files changed, 140 insertions, 3 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 4defb97bbfc8..a3125ac21425 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -320,8 +320,10 @@ config MACH_IMX27_VISSTRIM_M10
320 select IMX_HAVE_PLATFORM_IMX_I2C 320 select IMX_HAVE_PLATFORM_IMX_I2C
321 select IMX_HAVE_PLATFORM_IMX_SSI 321 select IMX_HAVE_PLATFORM_IMX_SSI
322 select IMX_HAVE_PLATFORM_IMX_UART 322 select IMX_HAVE_PLATFORM_IMX_UART
323 select IMX_HAVE_PLATFORM_MXC_MMC 323 select IMX_HAVE_PLATFORM_MX2_CAMERA
324 select IMX_HAVE_PLATFORM_MXC_EHCI 324 select IMX_HAVE_PLATFORM_MXC_EHCI
325 select IMX_HAVE_PLATFORM_MXC_MMC
326 select LEDS_GPIO_REGISTER
325 help 327 help
326 Include support for Visstrim_m10 platform and its different variants. 328 Include support for Visstrim_m10 platform and its different variants.
327 This includes specific configurations for the board and its 329 This includes specific configurations for the board and its
diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index c2766ae02b4f..0a1643c3f17d 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -30,6 +30,10 @@
30#include <linux/input.h> 30#include <linux/input.h>
31#include <linux/gpio.h> 31#include <linux/gpio.h>
32#include <linux/delay.h> 32#include <linux/delay.h>
33#include <linux/dma-mapping.h>
34#include <linux/leds.h>
35#include <linux/memblock.h>
36#include <media/soc_camera.h>
33#include <sound/tlv320aic32x4.h> 37#include <sound/tlv320aic32x4.h>
34#include <asm/mach-types.h> 38#include <asm/mach-types.h>
35#include <asm/mach/arch.h> 39#include <asm/mach/arch.h>
@@ -39,6 +43,8 @@
39 43
40#include "devices-imx27.h" 44#include "devices-imx27.h"
41 45
46#define TVP5150_RSTN (GPIO_PORTC + 18)
47#define TVP5150_PWDN (GPIO_PORTC + 19)
42#define OTG_PHY_CS_GPIO (GPIO_PORTF + 17) 48#define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
43#define SDHC1_IRQ IRQ_GPIOB(25) 49#define SDHC1_IRQ IRQ_GPIOB(25)
44 50
@@ -100,8 +106,99 @@ static const int visstrim_m10_pins[] __initconst = {
100 PE1_PF_USBOTG_STP, 106 PE1_PF_USBOTG_STP,
101 PB23_PF_USB_PWR, 107 PB23_PF_USB_PWR,
102 PB24_PF_USB_OC, 108 PB24_PF_USB_OC,
109 /* CSI */
110 PB10_PF_CSI_D0,
111 PB11_PF_CSI_D1,
112 PB12_PF_CSI_D2,
113 PB13_PF_CSI_D3,
114 PB14_PF_CSI_D4,
115 PB15_PF_CSI_MCLK,
116 PB16_PF_CSI_PIXCLK,
117 PB17_PF_CSI_D5,
118 PB18_PF_CSI_D6,
119 PB19_PF_CSI_D7,
120 PB20_PF_CSI_VSYNC,
121 PB21_PF_CSI_HSYNC,
103}; 122};
104 123
124/* Camera */
125static int visstrim_camera_power(struct device *dev, int on)
126{
127 gpio_set_value(TVP5150_PWDN, on);
128
129 return 0;
130};
131
132static int visstrim_camera_reset(struct device *dev)
133{
134 gpio_set_value(TVP5150_RSTN, 0);
135 ndelay(500);
136 gpio_set_value(TVP5150_RSTN, 1);
137
138 return 0;
139};
140
141static struct i2c_board_info visstrim_i2c_camera = {
142 I2C_BOARD_INFO("tvp5150", 0x5d),
143};
144
145static struct soc_camera_link iclink_tvp5150 = {
146 .bus_id = 0,
147 .board_info = &visstrim_i2c_camera,
148 .i2c_adapter_id = 0,
149 .power = visstrim_camera_power,
150 .reset = visstrim_camera_reset,
151};
152
153static struct mx2_camera_platform_data visstrim_camera = {
154 .flags = MX2_CAMERA_CCIR | MX2_CAMERA_CCIR_INTERLACE |
155 MX2_CAMERA_SWAP16 | MX2_CAMERA_PCLK_SAMPLE_RISING,
156 .clk = 100000,
157};
158
159static phys_addr_t mx2_camera_base __initdata;
160#define MX2_CAMERA_BUF_SIZE SZ_8M
161
162static void __init visstrim_camera_init(void)
163{
164 struct platform_device *pdev;
165 int dma;
166
167 /* Initialize tvp5150 gpios */
168 mxc_gpio_mode(TVP5150_RSTN | GPIO_GPIO | GPIO_OUT);
169 mxc_gpio_mode(TVP5150_PWDN | GPIO_GPIO | GPIO_OUT);
170 gpio_set_value(TVP5150_RSTN, 1);
171 gpio_set_value(TVP5150_PWDN, 0);
172 ndelay(1);
173
174 gpio_set_value(TVP5150_PWDN, 1);
175 ndelay(1);
176 gpio_set_value(TVP5150_RSTN, 0);
177 ndelay(500);
178 gpio_set_value(TVP5150_RSTN, 1);
179 ndelay(200000);
180
181 pdev = imx27_add_mx2_camera(&visstrim_camera);
182 if (IS_ERR(pdev))
183 return;
184
185 dma = dma_declare_coherent_memory(&pdev->dev,
186 mx2_camera_base, mx2_camera_base,
187 MX2_CAMERA_BUF_SIZE,
188 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
189 if (!(dma & DMA_MEMORY_MAP))
190 return;
191}
192
193static void __init visstrim_reserve(void)
194{
195 /* reserve 4 MiB for mx2-camera */
196 mx2_camera_base = memblock_alloc(MX2_CAMERA_BUF_SIZE,
197 MX2_CAMERA_BUF_SIZE);
198 memblock_free(mx2_camera_base, MX2_CAMERA_BUF_SIZE);
199 memblock_remove(mx2_camera_base, MX2_CAMERA_BUF_SIZE);
200}
201
105/* GPIOs used as events for applications */ 202/* GPIOs used as events for applications */
106static struct gpio_keys_button visstrim_gpio_keys[] = { 203static struct gpio_keys_button visstrim_gpio_keys[] = {
107 { 204 {
@@ -136,6 +233,35 @@ static const struct gpio_keys_platform_data
136 .nbuttons = ARRAY_SIZE(visstrim_gpio_keys), 233 .nbuttons = ARRAY_SIZE(visstrim_gpio_keys),
137}; 234};
138 235
236/* led */
237static const struct gpio_led visstrim_m10_leds[] __initconst = {
238 {
239 .name = "visstrim:ld0",
240 .default_trigger = "nand-disk",
241 .gpio = (GPIO_PORTC + 29),
242 },
243 {
244 .name = "visstrim:ld1",
245 .default_trigger = "nand-disk",
246 .gpio = (GPIO_PORTC + 24),
247 },
248 {
249 .name = "visstrim:ld2",
250 .default_trigger = "nand-disk",
251 .gpio = (GPIO_PORTC + 28),
252 },
253 {
254 .name = "visstrim:ld3",
255 .default_trigger = "nand-disk",
256 .gpio = (GPIO_PORTC + 25),
257 },
258};
259
260static const struct gpio_led_platform_data visstrim_m10_led_data __initconst = {
261 .leds = visstrim_m10_leds,
262 .num_leds = ARRAY_SIZE(visstrim_m10_leds),
263};
264
139/* Visstrim_SM10 has a microSD slot connected to sdhc1 */ 265/* Visstrim_SM10 has a microSD slot connected to sdhc1 */
140static int visstrim_m10_sdhc1_init(struct device *dev, 266static int visstrim_m10_sdhc1_init(struct device *dev,
141 irq_handler_t detect_irq, void *data) 267 irq_handler_t detect_irq, void *data)
@@ -216,6 +342,9 @@ static struct i2c_board_info visstrim_m10_i2c_devices[] = {
216 { 342 {
217 I2C_BOARD_INFO("tlv320aic32x4", 0x18), 343 I2C_BOARD_INFO("tlv320aic32x4", 0x18),
218 .platform_data = &visstrim_m10_aic32x4_pdata, 344 .platform_data = &visstrim_m10_aic32x4_pdata,
345 },
346 {
347 I2C_BOARD_INFO("m41t00", 0x68),
219 } 348 }
220}; 349};
221 350
@@ -254,15 +383,20 @@ static void __init visstrim_m10_board_init(void)
254 imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata); 383 imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata);
255 imx27_add_imx_uart0(&uart_pdata); 384 imx27_add_imx_uart0(&uart_pdata);
256 385
257 i2c_register_board_info(0, visstrim_m10_i2c_devices,
258 ARRAY_SIZE(visstrim_m10_i2c_devices));
259 imx27_add_imx_i2c(0, &visstrim_m10_i2c_data); 386 imx27_add_imx_i2c(0, &visstrim_m10_i2c_data);
260 imx27_add_imx_i2c(1, &visstrim_m10_i2c_data); 387 imx27_add_imx_i2c(1, &visstrim_m10_i2c_data);
388 i2c_register_board_info(0, visstrim_m10_i2c_devices,
389 ARRAY_SIZE(visstrim_m10_i2c_devices));
390
261 imx27_add_mxc_mmc(0, &visstrim_m10_sdhc_pdata); 391 imx27_add_mxc_mmc(0, &visstrim_m10_sdhc_pdata);
262 imx27_add_mxc_ehci_otg(&visstrim_m10_usbotg_pdata); 392 imx27_add_mxc_ehci_otg(&visstrim_m10_usbotg_pdata);
263 imx27_add_fec(NULL); 393 imx27_add_fec(NULL);
264 imx_add_gpio_keys(&visstrim_gpio_keys_platform_data); 394 imx_add_gpio_keys(&visstrim_gpio_keys_platform_data);
265 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); 395 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
396 platform_device_register_resndata(NULL, "soc-camera-pdrv", 0, NULL, 0,
397 &iclink_tvp5150, sizeof(iclink_tvp5150));
398 gpio_led_register_device(0, &visstrim_m10_led_data);
399 visstrim_camera_init();
266} 400}
267 401
268static void __init visstrim_m10_timer_init(void) 402static void __init visstrim_m10_timer_init(void)
@@ -276,6 +410,7 @@ static struct sys_timer visstrim_m10_timer = {
276 410
277MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10") 411MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10")
278 .atag_offset = 0x100, 412 .atag_offset = 0x100,
413 .reserve = visstrim_reserve,
279 .map_io = mx27_map_io, 414 .map_io = mx27_map_io,
280 .init_early = imx27_init_early, 415 .init_early = imx27_init_early,
281 .init_irq = mx27_init_irq, 416 .init_irq = mx27_init_irq,