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

From: Paul Zimmerman
Date: Thu Jul 31 2014 - 14:27:40 EST


> From: Kever Yang [mailto:kever.yang@xxxxxxxxx]
> 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@xxxxxxxxxxxxxx>
> ---
>
> 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@xxxxxxxxxxxx>

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