Em 13-03-2012 12:05, Alex Gershgorin escreveu:
> In i.MX35-PDK, OV2640 camera is populated on the
> personality board. This camera is registered as a subdevice via soc-camera
> interface.
>
> Signed-off-by: Alex Gershgorin <al...@meprolight.com>
Patch doesn't apply over v3.3:
patching file arch/arm/mach-imx/mach-mx35_3ds.c
Hunk #3 FAILED at 149.
Hunk #4 succeeded at 126 with fuzz 1 (offset -55 lines).
Hunk #5 FAILED at 323.
Hunk #6 succeeded at 277 (offset -57 lines).
Hunk #7 succeeded at 293 (offset -57 lines).
2 out of 7 hunks FAILED -- saving rejects to file
arch/arm/mach-imx/mach-mx35_3ds.c.rej
arch/arm/mach-imx/mach-mx35_3ds.c | 87 ++++++++++++++++++++++++++++++++++++++
> ---
> arch/arm/mach-imx/mach-mx35_3ds.c | 96
> +++++++++++++++++++++++++++++++++++++
> 1 files changed, 96 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c
> b/arch/arm/mach-imx/mach-mx35_3ds.c
> index 0af6c9c..a7dd8e6 100644
> --- a/arch/arm/mach-imx/mach-mx35_3ds.c
> +++ b/arch/arm/mach-imx/mach-mx35_3ds.c
> @@ -4,6 +4,11 @@
> *
> * Author: Fabio Estevam <fabio.este...@freescale.com>
> *
> + * Copyright (C) 2011 Meprolight, Ltd.
> + * Alex Gershgorin <al...@meprolight.com>
> + *
> + * Modified from i.MX31 3-Stack Development System
> + *
> * 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
> @@ -34,6 +39,7 @@
> #include <asm/mach/arch.h>
> #include <asm/mach/time.h>
> #include <asm/mach/map.h>
> +#include <asm/memblock.h>
>
> #include <mach/hardware.h>
> #include <mach/common.h>
> @@ -41,6 +47,8 @@
> #include <mach/irqs.h>
> #include <mach/3ds_debugboard.h>
>
> +#include <media/soc_camera.h>
> +
> #include "devices-imx35.h"
>
> #define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(1, 1))
> @@ -120,6 +128,83 @@ static iomux_v3_cfg_t mx35pdk_pads[] = {
> /* I2C1 */
> MX35_PAD_I2C1_CLK__I2C1_SCL,
> MX35_PAD_I2C1_DAT__I2C1_SDA,
> + /* CSI */
> + MX35_PAD_TX1__IPU_CSI_D_6,
> + MX35_PAD_TX0__IPU_CSI_D_7,
> + MX35_PAD_CSI_D8__IPU_CSI_D_8,
> + MX35_PAD_CSI_D9__IPU_CSI_D_9,
> + MX35_PAD_CSI_D10__IPU_CSI_D_10,
> + MX35_PAD_CSI_D11__IPU_CSI_D_11,
> + MX35_PAD_CSI_D12__IPU_CSI_D_12,
> + MX35_PAD_CSI_D13__IPU_CSI_D_13,
> + MX35_PAD_CSI_D14__IPU_CSI_D_14,
> + MX35_PAD_CSI_D15__IPU_CSI_D_15,
> + MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC,
> + MX35_PAD_CSI_MCLK__IPU_CSI_MCLK,
> + MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK,
> + MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC,
> +};
> +
> +/*
> + * Camera support
> +*/
> +static phys_addr_t mx3_camera_base __initdata;
> +#define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
> +
> +static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst = {
> + .flags = MX3_CAMERA_DATAWIDTH_8,
> + .mclk_10khz = 2000,
> +};
> +
> +static int __init imx35_3ds_init_camera(void)
> +{
> + int dma, ret = -ENOMEM;
> + struct platform_device *pdev =
> + imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata);
> +
> + if (IS_ERR(pdev))
> + return PTR_ERR(pdev);
> +
> + if (!mx3_camera_base)
> + goto err;
> +
> + dma = dma_declare_coherent_memory(&pdev->dev,
> + mx3_camera_base, mx3_camera_base,
> + MX35_3DS_CAMERA_BUF_SIZE,
> + DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
> +
> + if (!(dma & DMA_MEMORY_MAP))
> + goto err;
> +
> + ret = platform_device_add(pdev);
> + if (ret)
> +err:
> + platform_device_put(pdev);
> +
> + return ret;
> +}
> +
> +static const struct ipu_platform_data mx35_3ds_ipu_data __initconst = {
> + .irq_base = MXC_IPU_IRQ_START,
> +};
> +
> +static struct i2c_board_info mx35_3ds_i2c_camera = {
> + I2C_BOARD_INFO("ov2640", 0x30),
> +};
> +
> +static struct soc_camera_link iclink_ov2640 = {
> + .bus_id = 0,
> + .board_info = &mx35_3ds_i2c_camera,
> + .i2c_adapter_id = 0,
> + .power = NULL,
> +};
> +
> +static struct platform_device mx35_3ds_ov2640 = {
> + .name = "soc-camera-pdrv",
> + .id = 0,
> + .dev = {
> + .platform_data = &iclink_ov2640,
> + },
> };
>
> static int mx35_3ds_otg_init(struct platform_device *pdev)
> @@ -204,6 +289,9 @@ static void __init mx35_3ds_init(void)
> pr_warn("Init of the debugboard failed, all "
> "devices on the debugboard are unusable.\n");
> imx35_add_imx_i2c0(&mx35_3ds_i2c0_data);
> + imx35_add_ipu_core(&mx35_3ds_ipu_data);
> + platform_device_register(&mx35_3ds_ov2640);
> + imx35_3ds_init_camera();
> }
>
> static void __init mx35pdk_timer_init(void)
> @@ -215,6 +303,13 @@ struct sys_timer mx35pdk_timer = {
> .init = mx35pdk_timer_init,
> };
>
> +static void __init mx35_3ds_reserve(void)
> +{
> + /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
> + mx3_camera_base = arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE,
> + MX35_3DS_CAMERA_BUF_SIZE);
> +}
> +
> MACHINE_START(MX35_3DS, "Freescale MX35PDK")
> /* Maintainer: Freescale Semiconductor, Inc */
> .atag_offset = 0x100,
> @@ -224,5 +319,6 @@ MACHINE_START(MX35_3DS, "Freescale MX35PDK")
> .handle_irq = imx35_handle_irq,
> .timer = &mx35pdk_timer,
> .init_machine = mx35_3ds_init,
> + .reserve = mx35_3ds_reserve,
> .restart = mxc_restart,
> MACHINE_END
--
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