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yaml --- r: 187591 b: refs/heads/master c: e335c75 h: refs/heads/master i: 187589: c29e184 187587: 29f0820 187583: d874075 v: v3
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Valentin Longchamp
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Sascha Hauer
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Feb 10, 2010
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| Original file line number | Diff line number | Diff line change |
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| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: cda82f85c2bba92daa3d017f7c7bc5f8c61a2e11 | ||
| refs/heads/master: e335c75cf32b7014f84c90bbe7ed9b7ecd8e7778 |
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| */ | ||
|
|
||
| #include <linux/delay.h> | ||
| #include <linux/gpio.h> | ||
| #include <linux/init.h> | ||
| #include <linux/interrupt.h> | ||
| #include <linux/i2c.h> | ||
| #include <linux/platform_device.h> | ||
| #include <linux/types.h> | ||
|
|
||
| #include <mach/common.h> | ||
| #include <mach/hardware.h> | ||
| #include <mach/imx-uart.h> | ||
| #include <mach/iomux-mx3.h> | ||
|
|
||
| #include <media/soc_camera.h> | ||
|
|
||
| #include "devices.h" | ||
|
|
||
| static unsigned int smartbot_pins[] = { | ||
| /* UART1 */ | ||
| MX31_PIN_CTS2__CTS2, MX31_PIN_RTS2__RTS2, | ||
| MX31_PIN_TXD2__TXD2, MX31_PIN_RXD2__RXD2, | ||
| /* CSI */ | ||
| MX31_PIN_CSI_D4__CSI_D4, MX31_PIN_CSI_D5__CSI_D5, | ||
| MX31_PIN_CSI_D6__CSI_D6, MX31_PIN_CSI_D7__CSI_D7, | ||
| MX31_PIN_CSI_D8__CSI_D8, MX31_PIN_CSI_D9__CSI_D9, | ||
| MX31_PIN_CSI_D10__CSI_D10, MX31_PIN_CSI_D11__CSI_D11, | ||
| MX31_PIN_CSI_D12__CSI_D12, MX31_PIN_CSI_D13__CSI_D13, | ||
| MX31_PIN_CSI_D14__CSI_D14, MX31_PIN_CSI_D15__CSI_D15, | ||
| MX31_PIN_CSI_HSYNC__CSI_HSYNC, MX31_PIN_CSI_MCLK__CSI_MCLK, | ||
| MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC, | ||
| MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1, | ||
| /* ENABLES */ | ||
| MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9, | ||
| MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11, | ||
| }; | ||
|
|
||
| static struct imxuart_platform_data uart_pdata = { | ||
| .flags = IMXUART_HAVE_RTSCTS, | ||
| }; | ||
|
|
||
| #define CAM_POWER IOMUX_TO_GPIO(MX31_PIN_GPIO3_1) | ||
| #define CAM_RST_B IOMUX_TO_GPIO(MX31_PIN_GPIO3_0) | ||
|
|
||
| static int smartbot_cam_power(struct device *dev, int on) | ||
| { | ||
| gpio_set_value(CAM_POWER, !on); | ||
| return 0; | ||
| } | ||
|
|
||
| static int smartbot_cam_reset(struct device *dev) | ||
| { | ||
| gpio_set_value(CAM_RST_B, 0); | ||
| udelay(100); | ||
| gpio_set_value(CAM_RST_B, 1); | ||
| return 0; | ||
| } | ||
|
|
||
| static struct i2c_board_info smartbot_i2c_devices[] = { | ||
| { | ||
| I2C_BOARD_INFO("mt9t031", 0x5d), | ||
| }, | ||
| }; | ||
|
|
||
| static struct soc_camera_link base_iclink = { | ||
| .bus_id = 0, /* Must match with the camera ID */ | ||
| .power = smartbot_cam_power, | ||
| .reset = smartbot_cam_reset, | ||
| .board_info = &smartbot_i2c_devices[0], | ||
| .i2c_adapter_id = 0, | ||
| .module_name = "mt9t031", | ||
| }; | ||
|
|
||
| static struct platform_device smartbot_camera[] = { | ||
| { | ||
| .name = "soc-camera-pdrv", | ||
| .id = 0, | ||
| .dev = { | ||
| .platform_data = &base_iclink, | ||
| }, | ||
| }, | ||
| }; | ||
|
|
||
| static struct platform_device *smartbot_cameras[] __initdata = { | ||
| &smartbot_camera[0], | ||
| }; | ||
|
|
||
| static int __init smartbot_cam_init(void) | ||
| { | ||
| int ret = gpio_request(CAM_RST_B, "cam-reset"); | ||
| if (ret) | ||
| return ret; | ||
| gpio_direction_output(CAM_RST_B, 1); | ||
| ret = gpio_request(CAM_POWER, "cam-standby"); | ||
| if (ret) | ||
| return ret; | ||
| gpio_direction_output(CAM_POWER, 0); | ||
|
|
||
| return 0; | ||
| } | ||
|
|
||
| #define POWER_EN IOMUX_TO_GPIO(MX31_PIN_DTR_DCE1) | ||
| #define DSPIC_RST_B IOMUX_TO_GPIO(MX31_PIN_DSR_DCE1) | ||
| #define TRSLAT_RST_B IOMUX_TO_GPIO(MX31_PIN_RI_DCE1) | ||
| #define SEL3 IOMUX_TO_GPIO(MX31_PIN_DCD_DCE1) | ||
|
|
||
| static void smartbot_resets_init(void) | ||
| { | ||
| if (!gpio_request(POWER_EN, "power-enable")) { | ||
| gpio_direction_output(POWER_EN, 0); | ||
| gpio_export(POWER_EN, false); | ||
| } | ||
|
|
||
| if (!gpio_request(DSPIC_RST_B, "dspic-rst")) { | ||
| gpio_direction_output(DSPIC_RST_B, 0); | ||
| gpio_export(DSPIC_RST_B, false); | ||
| } | ||
|
|
||
| if (!gpio_request(TRSLAT_RST_B, "translator-rst")) { | ||
| gpio_direction_output(TRSLAT_RST_B, 0); | ||
| gpio_export(TRSLAT_RST_B, false); | ||
| } | ||
|
|
||
| if (!gpio_request(SEL3, "sel3")) { | ||
| gpio_direction_input(SEL3); | ||
| gpio_export(SEL3, true); | ||
| } | ||
| } | ||
| /* | ||
| * system init for baseboard usage. Will be called by mx31moboard init. | ||
| */ | ||
| void __init mx31moboard_smartbot_init(void) | ||
| { | ||
| printk(KERN_INFO "Initializing mx31smartbot peripherals\n"); | ||
|
|
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| mxc_iomux_setup_multiple_pins(smartbot_pins, ARRAY_SIZE(smartbot_pins), | ||
| "smartbot"); | ||
|
|
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| mxc_register_device(&mxc_uart_device1, &uart_pdata); | ||
|
|
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| smartbot_resets_init(); | ||
|
|
||
| smartbot_cam_init(); | ||
| platform_add_devices(smartbot_cameras, ARRAY_SIZE(smartbot_cameras)); | ||
| } |
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