Re: [RFC 6/8] davinci: da850: add remoteproc dsp device

[Sergei Shtylyov]

Hello.

On 21.06.2011 11:18, Ohad Ben-Cohen wrote:

> From: Mark Grosen <mgrosen@xxxxxx>

> Add davinci remoteproc device for the da850's C674x dsp remote
> processor, and support it on the da850-evm and omapl138-hawk boards.

> Signed-off-by: Mark Grosen<mgrosen@xxxxxx>
> Signed-off-by: Ohad Ben-Cohen<ohad@xxxxxxxxxx>
[...]

> diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
> index 133aac4..9280b1e 100644
> --- a/arch/arm/mach-davinci/da850.c
> +++ b/arch/arm/mach-davinci/da850.c
> @@ -74,6 +74,13 @@ static struct clk pll0_aux_clk = {
>   	.flags		= CLK_PLL | PRE_PLL,
>   };
>
> +static struct clk pll0_sysclk1 = {
> +	.name		= "pll0_sysclk1",
> +	.parent		= &pll0_clk,
> +	.flags		= CLK_PLL,
> +	.div_reg	= PLLDIV1,
> +};
> +
>   static struct clk pll0_sysclk2 = {
>   	.name		= "pll0_sysclk2",
>   	.parent		= &pll0_clk,
> @@ -373,6 +380,12 @@ static struct clk spi1_clk = {
>   	.flags		= DA850_CLK_ASYNC3,
>   };
>
> +static struct clk dsp_clk = {
> +	.name		= "dsp",
> +	.parent		= &pll0_sysclk1,
> +	.lpsc		= DA8XX_LPSC0_GEM,
> +};
> +
>   static struct clk_lookup da850_clks[] = {
>   	CLK(NULL,		"ref",		&ref_clk),
>   	CLK(NULL,		"pll0",		&pll0_clk),
> @@ -419,6 +432,7 @@ static struct clk_lookup da850_clks[] = {
>   	CLK(NULL,		"usb20",	&usb20_clk),
>   	CLK("spi_davinci.0",	NULL,		&spi0_clk),
>   	CLK("spi_davinci.1",	NULL,		&spi1_clk),
> +	CLK(NULL,		"dsp",		&dsp_clk),
>   	CLK(NULL,		NULL,		NULL),
>   };

   How about also adding the clock for DA830?

> diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
> index fc4e98e..3becfd1 100644
> --- a/arch/arm/mach-davinci/devices-da8xx.c
> +++ b/arch/arm/mach-davinci/devices-da8xx.c
[...]
> @@ -647,6 +648,20 @@ int __init da850_register_mmcsd1(struct davinci_mmc_config *config)
>   	da850_mmcsd1_device.dev.platform_data = config;
>   	return platform_device_register(&da850_mmcsd1_device);
>   }
> +
> +int __init da850_register_rproc(void)

   Please rename to da8xx_register_rproc() -- there's nothing DA850-specific 
here.

> +{
> +	struct platform_device *rproc;
> +	struct davinci_rproc_pdata rproc_pdata = {
> +		.name		= "dsp",
> +		.firmware	= "davinci-dsp.bin",

   Isn't the firmware DA8xx-specific?

WBR, Sergei
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