linux-kernel - RE: [PATCH v2 2/4] usb: dwc2: add compatible data for rockchip soc

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Date:	Thu, 31 Jul 2014 18:24:59 +0000
From:	Paul Zimmerman <Paul.Zimmerman@...opsys.com>
To:	Kever Yang <kever.yang@...il.com>
CC:	"dianders@...omium.org" <dianders@...omium.org>,
	"heiko@...ech.de" <heiko@...ech.de>,
	"olof@...om.net" <olof@...om.net>,
	"sonnyrao@...omium.org" <sonnyrao@...omium.org>,
	"addy.ke@...k-chips.com" <addy.ke@...k-chips.com>,
	"cf@...k-chips.com" <cf@...k-chips.com>,
	"xjq@...k-chips.com" <xjq@...k-chips.com>,
	"wulf@...k-chips.com" <wulf@...k-chips.com>,
	"lyz@...k-chips.com" <lyz@...k-chips.com>,
	"hj@...k-chips.com" <hj@...k-chips.com>,
	"huangtao@...k-chips.com" <huangtao@...k-chips.com>,
	Kever Yang <kever.yang@...k-chips.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 2/4] usb: dwc2: add compatible data for rockchip soc

> From: Kever Yang [mailto:kever.yang@...il.com]
> Sent: Wednesday, July 30, 2014 9:30 PM
> 
> This patch add compatible data for dwc2 controller found on
> rk3066, rk3188 and rk3288 processors from rockchip.
> 
> Signed-off-by: Kever Yang <kever.yang@...k-chips.com>
> ---
> 
> Changes in v2:
> - set most parameters as driver auto-detect
> 
>  drivers/usb/dwc2/platform.c |   29 +++++++++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
> 
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index 5f0c4bb..5e610dd 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -77,6 +77,34 @@ static const struct dwc2_core_params params_bcm2835 = {
>  	.uframe_sched			= 0,
>  };
> 
> +static const struct dwc2_core_params params_rk3066 = {
> +	.otg_cap			= 2,	/* non-HNP/non-SRP */
> +	.otg_ver			= -1,
> +	.dma_enable			= -1,
> +	.dma_desc_enable		= 0,
> +	.speed				= -1,
> +	.enable_dynamic_fifo		= 1,
> +	.en_multiple_tx_fifo		= -1,
> +	.host_rx_fifo_size		= 520,	/* 520 DWORDs */
> +	.host_nperio_tx_fifo_size	= 128,	/* 128 DWORDs */
> +	.host_perio_tx_fifo_size	= 256,	/* 256 DWORDs */
> +	.max_transfer_size		= -1,
> +	.max_packet_count		= -1,
> +	.host_channels			= -1,
> +	.phy_type			= -1,
> +	.phy_utmi_width			= -1,
> +	.phy_ulpi_ddr			= -1,
> +	.phy_ulpi_ext_vbus		= -1,
> +	.i2c_enable			= -1,
> +	.ulpi_fs_ls			= -1,
> +	.host_support_fs_ls_low_power	= -1,
> +	.host_ls_low_power_phy_clk	= -1,
> +	.ts_dline			= -1,
> +	.reload_ctl			= -1,
> +	.ahbcfg				= 0x7, /* INCR16 */
> +	.uframe_sched			= -1,
> +};
> +
>  /**
>   * dwc2_driver_remove() - Called when the DWC_otg core is unregistered with the
>   * DWC_otg driver
> @@ -99,6 +127,7 @@ static int dwc2_driver_remove(struct platform_device *dev)
> 
>  static const struct of_device_id dwc2_of_match_table[] = {
>  	{ .compatible = "brcm,bcm2835-usb", .data = &params_bcm2835 },
> +	{ .compatible = "rockchip,rk3066-usb", .data = &params_rk3066 },
>  	{ .compatible = "snps,dwc2", .data = NULL },
>  	{},
>  };
> --

Acked-by: Paul Zimmerman <paulz@...opsys.com>

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