>
> #include <asm/setup.h>
> #include <asm/mach-types.h>
> @@ -194,6 +197,95 @@ static void __init ek_add_device_nand(void)
> at91_add_device_nand(&ek_nand_data);
> }
>
> +/*
> + * ISI
> + */
> +#if defined(CONFIG_VIDEO_ATMEL_ISI) || defined(CONFIG_VIDEO_ATMEL_ISI_MODULE)
> +static struct isi_platform_data __initdata isi_data = {
> + .frate = ISI_CFG1_FRATE_CAPTURE_ALL,
> + .has_emb_sync = 0,
> + .emb_crc_sync = 0,
> + .hsync_act_low = 0,
> + .vsync_act_low = 0,
> + .pclk_act_falling = 0,
> + /* to use codec and preview path simultaneously */
> + .isi_full_mode = 1,
> + .data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
> +};
> +
> +static void __init isi_set_clk(void)
> +{
> + struct clk *pck1;
> + struct clk *plla;
> +
> + pck1 = clk_get(NULL, "pck1");
> + plla = clk_get(NULL, "plla");
> +
> + clk_set_parent(pck1, plla);
> + clk_set_rate(pck1, 25000000);
> + clk_enable(pck1);
you must not enable the clock always
you must enable it just when you need it
and manage the clock at the board level really so so
Best Regards,
J.
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