linux-kernel - Re: [PATCH v3 2/4] OMAP4: hwmod data: add mmu hwmod for ipu and dsp

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Date:	Fri, 04 Nov 2011 16:23:24 -0700
From:	Kevin Hilman <khilman@...com>
To:	Omar Ramirez Luna <omar.ramirez@...com>
Cc:	Tony Lindgren <tony@...mide.com>,
	Benoit Cousson <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Ohad Ben-Cohen <ohad@...ery.com>,
	lo <linux-omap@...r.kernel.org>,
	lak <linux-arm-kernel@...ts.infradead.org>,
	lkml <linux-kernel@...r.kernel.org>,
	lm <linux-media@...r.kernel.org>
Subject: Re: [PATCH v3 2/4] OMAP4: hwmod data: add mmu hwmod for ipu and dsp

Omar Ramirez Luna <omar.ramirez@...com> writes:

> Add mmu hwmod data for ipu and dsp.
>
> Signed-off-by: Omar Ramirez Luna <omar.ramirez@...com>

[...]

> +static struct omap_hwmod omap44xx_ipu_mmu_hwmod = {
> +	.name		= "ipu_mmu",
> +	.class		= &omap44xx_mmu_hwmod_class,
> +	.mpu_irqs	= omap44xx_ipu_mmu_irqs,
> +	.rst_lines	= omap44xx_ipu_mmu_resets,
> +	.rst_lines_cnt	= ARRAY_SIZE(omap44xx_ipu_mmu_resets),
> +	.main_clk	= "ipu_fck",
> +	.prcm = {
> +		.omap4 = {
> +			.rstctrl_offs = OMAP4_RM_DUCATI_RSTCTRL_OFFSET,
> +		},
> +	},
> +	.dev_attr	= &ipu_mmu_dev_attr,
> +	.slaves		= omap44xx_ipu_mmu_slaves,
> +	.slaves_cnt	= ARRAY_SIZE(omap44xx_ipu_mmu_slaves),
> +	.flags		= HWMOD_INIT_NO_RESET,

Why is this needed?

[...]

> +static struct omap_hwmod omap44xx_dsp_mmu_hwmod = {
> +	.name		= "dsp_mmu",
> +	.class		= &omap44xx_mmu_hwmod_class,
> +	.mpu_irqs	= omap44xx_dsp_mmu_irqs,
> +	.rst_lines	= omap44xx_dsp_mmu_resets,
> +	.rst_lines_cnt	= ARRAY_SIZE(omap44xx_dsp_mmu_resets),
> +	.main_clk	= "dsp_fck",
> +	.prcm = {
> +		.omap4 = {
> +			.rstctrl_offs = OMAP4_RM_TESLA_RSTCTRL_OFFSET,
> +		},
> +	},
> +	.dev_attr	= &dsp_mmu_dev_attr,
> +	.slaves		= omap44xx_dsp_mmu_slaves,
> +	.slaves_cnt	= ARRAY_SIZE(omap44xx_dsp_mmu_slaves),
> +	.flags		= HWMOD_INIT_NO_RESET,

And this?

Kevin
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