From: Dominic Curran <dcurran@xxxxxx>
Subject: [OMAPZOOM][PATCH v2 4/6] Add support for Sony imx046 to OMAP3430 SDP
board.
Support for the Sony IMX046 sensor on the OMAP3430 SDP board.
Signed-off-by: Greg Hofer <greg.hofer@xxxxxx>
Signed-off-by: Dominic Curran <dcurran@xxxxxx>
---
arch/arm/mach-omap2/board-3430sdp.c | 197 ++++++++++++++++++++++++++++++++++++
1 file changed, 197 insertions(+)
Index: omapzoom04/arch/arm/mach-omap2/board-3430sdp.c
===================================================================
--- omapzoom04.orig/arch/arm/mach-omap2/board-3430sdp.c
+++ omapzoom04/arch/arm/mach-omap2/board-3430sdp.c
@@ -45,6 +45,9 @@
#include "ti-compat.h"
#ifdef CONFIG_VIDEO_OMAP3
+#ifndef CONFIG_TWL4030_CORE
+#error "no power companion board defined!"
+#endif
#include <media/v4l2-int-device.h>
#include <../drivers/media/video/omap34xxcam.h>
#include <../drivers/media/video/isp/ispreg.h>
@@ -52,9 +55,11 @@
#define FPGA_SPR_GPIO1_3v3 (0x1 << 14)
#define FPGA_GPIO6_DIR_CTRL (0x1 << 6)
static void __iomem *fpga_map_addr;
+
#if defined(CONFIG_VIDEO_MT9P012) || defined(CONFIG_VIDEO_MT9P012_MODULE)
#include <../drivers/media/video/mt9p012.h>
#endif
+
#if defined(CONFIG_VIDEO_OV3640) || defined(CONFIG_VIDEO_OV3640_MODULE)
#include <../drivers/media/video/ov3640.h>
#include <../drivers/media/video/isp/ispcsi2.h>
@@ -71,6 +76,22 @@ static struct omap34xxcam_hw_config *hwc
#define OV3640_CSI2_PHY_TCLK_MISS 1
#define OV3640_CSI2_PHY_TCLK_SETTLE 14
#endif
+
+#if defined(CONFIG_VIDEO_IMX046) || defined(CONFIG_VIDEO_IMX046_MODULE)
+#include <../drivers/media/video/imx046.h>
+#include <../drivers/media/video/isp/ispcsi2.h>
+#define IMX046_CSI2_CLOCK_POLARITY 0 /* +/- pin order */
+#define IMX046_CSI2_DATA0_POLARITY 0 /* +/- pin order */
+#define IMX046_CSI2_DATA1_POLARITY 0 /* +/- pin order */
+#define IMX046_CSI2_CLOCK_LANE 1 /* Clock lane position: 1 */
+#define IMX046_CSI2_DATA0_LANE 2 /* Data0 lane position: 2 */
+#define IMX046_CSI2_DATA1_LANE 3 /* Data1 lane position: 3 */
+#define IMX046_CSI2_PHY_THS_TERM 2
+#define IMX046_CSI2_PHY_THS_SETTLE 23
+#define IMX046_CSI2_PHY_TCLK_TERM 0
+#define IMX046_CSI2_PHY_TCLK_MISS 1
+#define IMX046_CSI2_PHY_TCLK_SETTLE 14
+#endif
#endif
#ifdef CONFIG_VIDEO_DW9710
@@ -926,6 +947,176 @@ static struct ov3640_platform_data sdp34
#endif
+
+#if defined(CONFIG_VIDEO_IMX046) || defined(CONFIG_VIDEO_IMX046_MODULE)
+
+static struct omap34xxcam_sensor_config imx046_hwc = {
+ .sensor_isp = 0,
+ .xclk = OMAP34XXCAM_XCLK_B,
+ .capture_mem = PAGE_ALIGN(3280 * 2464 * 2) * 2,
+};
+
+static int imx046_sensor_set_prv_data(void *priv)
+{
+ struct omap34xxcam_hw_config *hwc = priv;
+
+ hwc->u.sensor.xclk = imx046_hwc.xclk;
+ hwc->u.sensor.sensor_isp = imx046_hwc.sensor_isp;
+ hwc->dev_index = 2;
+ hwc->dev_minor = 5;
+ hwc->dev_type = OMAP34XXCAM_SLAVE_SENSOR;
+ hwc->interface_type = ISP_CSIA;
+
+ hwc->csi2.hw_csi2.lanes.clock.polarity = IMX046_CSI2_CLOCK_POLARITY;
+ hwc->csi2.hw_csi2.lanes.clock.position = IMX046_CSI2_CLOCK_LANE;
+ hwc->csi2.hw_csi2.lanes.data[0].polarity = IMX046_CSI2_DATA0_POLARITY;
+ hwc->csi2.hw_csi2.lanes.data[0].position = IMX046_CSI2_DATA0_LANE;
+ hwc->csi2.hw_csi2.lanes.data[1].polarity = IMX046_CSI2_DATA1_POLARITY;
+ hwc->csi2.hw_csi2.lanes.data[1].position = IMX046_CSI2_DATA1_LANE;
+ hwc->csi2.hw_csi2.phy.ths_term = IMX046_CSI2_PHY_THS_TERM;
+ hwc->csi2.hw_csi2.phy.ths_settle = IMX046_CSI2_PHY_THS_SETTLE;
+ hwc->csi2.hw_csi2.phy.tclk_term = IMX046_CSI2_PHY_TCLK_TERM;
+ hwc->csi2.hw_csi2.phy.tclk_miss = IMX046_CSI2_PHY_TCLK_MISS;
+ hwc->csi2.hw_csi2.phy.tclk_settle = IMX046_CSI2_PHY_TCLK_SETTLE;
+ return 0;
+}
+
+static struct isp_interface_config imx046_if_config = {
+ .ccdc_par_ser = ISP_CSIA,
+ .dataline_shift = 0x0,
+ .hsvs_syncdetect = ISPCTRL_SYNC_DETECT_VSRISE,
+ .vdint0_timing = 0x0,
+ .vdint1_timing = 0x0,
+ .strobe = 0x0,
+ .prestrobe = 0x0,
+ .shutter = 0x0,
+ .prev_sph = 2,
+ .prev_slv = 0,
+ .wenlog = ISPCCDC_CFG_WENLOG_OR,
+ .dcsub = IMX046_BLACK_LEVEL_AVG,
+ .u.csi.crc = 0x0,
+ .u.csi.mode = 0x0,
+ .u.csi.edge = 0x0,
+ .u.csi.signalling = 0x0,
+ .u.csi.strobe_clock_inv = 0x0,
+ .u.csi.vs_edge = 0x0,
+ .u.csi.channel = 0x0,
+ .u.csi.vpclk = 0x2,
+ .u.csi.data_start = 0x0,
+ .u.csi.data_size = 0x0,
+ .u.csi.format = V4L2_PIX_FMT_SGRBG10,
+};
+
+
+static int imx046_sensor_power_set(enum v4l2_power power)
+{
+ struct isp_csi2_lanes_cfg lanecfg;
+ struct isp_csi2_phy_cfg phyconfig;
+ static enum v4l2_power previous_power = V4L2_POWER_OFF;
+ int err = 0;
+
+ switch (power) {
+ case V4L2_POWER_ON:
+ /* Power Up Sequence */
+ printk(KERN_DEBUG "imx046_sensor_power_set(ON)\n");
+ if (previous_power == V4L2_POWER_OFF)
+ isp_csi2_reset();
+
+ lanecfg.clk.pol = IMX046_CSI2_CLOCK_POLARITY;
+ lanecfg.clk.pos = IMX046_CSI2_CLOCK_LANE;
+ lanecfg.data[0].pol = IMX046_CSI2_DATA0_POLARITY;
+ lanecfg.data[0].pos = IMX046_CSI2_DATA0_LANE;
+ lanecfg.data[1].pol = IMX046_CSI2_DATA1_POLARITY;
+ lanecfg.data[1].pos = IMX046_CSI2_DATA1_LANE;
+ lanecfg.data[2].pol = 0;
+ lanecfg.data[2].pos = 0;
+ lanecfg.data[3].pol = 0;
+ lanecfg.data[3].pos = 0;
+ isp_csi2_complexio_lanes_config(&lanecfg);
+ isp_csi2_complexio_lanes_update(true);
+
+ isp_csi2_ctrl_config_ecc_enable(true);
+
+ phyconfig.ths_term = IMX046_CSI2_PHY_THS_TERM;
+ phyconfig.ths_settle = IMX046_CSI2_PHY_THS_SETTLE;
+ phyconfig.tclk_term = IMX046_CSI2_PHY_TCLK_TERM;
+ phyconfig.tclk_miss = IMX046_CSI2_PHY_TCLK_MISS;
+ phyconfig.tclk_settle = IMX046_CSI2_PHY_TCLK_SETTLE;
+ isp_csi2_phy_config(&phyconfig);
+ isp_csi2_phy_update(true);
+
+ isp_configure_interface(&imx046_if_config);
+
+ if (previous_power == V4L2_POWER_OFF) {
+ /* Request and configure gpio pins */
+ if (omap_request_gpio(IMX046_RESET_GPIO) != 0)
+ return -EIO;
+
+ /* nRESET is active LOW. set HIGH to release reset */
+ omap_set_gpio_dataout(IMX046_RESET_GPIO, 1);
+
+ /* set to output mode */
+ omap_set_gpio_direction(IMX046_RESET_GPIO,
+ GPIO_DIR_OUTPUT);
+
+ /* turn on analog power */
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_2_8_V, TWL4030_VAUX2_DEDICATED);
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_DEV_GRP_P1, TWL4030_VAUX2_DEV_GRP);
+
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_1_8_V, TWL4030_VAUX4_DEDICATED);
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_DEV_GRP_P1, TWL4030_VAUX4_DEV_GRP);
+ udelay(100);
+
+ /* have to put sensor to reset to guarantee detection */
+ omap_set_gpio_dataout(IMX046_RESET_GPIO, 0);
+ udelay(1500);
+
+ /* nRESET is active LOW. set HIGH to release reset */
+ omap_set_gpio_dataout(IMX046_RESET_GPIO, 1);
+ udelay(300);
+ }
+ break;
+ case V4L2_POWER_OFF:
+ printk(KERN_DEBUG "imx046_sensor_power_set(OFF)\n");
+ /* Power Down Sequence */
+ isp_csi2_complexio_power(ISP_CSI2_POWER_OFF);
+
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_DEV_GRP_NONE, TWL4030_VAUX4_DEV_GRP);
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ VAUX_DEV_GRP_NONE, TWL4030_VAUX2_DEV_GRP);
+ omap_free_gpio(IMX046_RESET_GPIO);
+ break;
+ case V4L2_POWER_STANDBY:
+ printk(KERN_DEBUG "imx046_sensor_power_set(STANDBY)\n");
+ /*TODO*/
+ break;
+ }
+
+ /* Save powerstate to know what was before calling POWER_ON. */
+ previous_power = power;
+ return err;
+}
+
+static struct imx046_platform_data sdp3430_imx046_platform_data = {
+ .power_set = imx046_sensor_power_set,
+ .priv_data_set = imx046_sensor_set_prv_data,
+ .default_regs = NULL,
+ .set_xclk = isp_set_xclk,
+ .cfg_interface_bridge = isp_configure_interface_bridge,
+ .csi2_lane_count = isp_csi2_complexio_lanes_count,
+ .csi2_cfg_vp_out_ctrl = isp_csi2_ctrl_config_vp_out_ctrl,
+ .csi2_ctrl_update = isp_csi2_ctrl_update,
+ .csi2_cfg_virtual_id = isp_csi2_ctx_config_virtual_id,
+ .csi2_ctx_update = isp_csi2_ctx_update,
+ .csi2_calc_phy_cfg0 = isp_csi2_calc_phy_cfg0,
+};
+#endif
+
static struct platform_device sdp3430_lcd_device = {
.name = "sdp2430_lcd",
.id = -1,
@@ -1063,6 +1254,12 @@ static struct i2c_board_info __initdata
.platform_data = &sdp3430_ov3640_platform_data,
},
#endif
+#if defined(CONFIG_VIDEO_IMX046) || defined(CONFIG_VIDEO_IMX046_MODULE)
+ {
+ I2C_BOARD_INFO("imx046", IMX046_I2C_ADDR),
+ .platform_data = &sdp3430_imx046_platform_data,
+ },
+#endif
};
static int __init omap3430_i2c_init(void)
--
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