Re: [PATCH] usb: dwc2: Add support for Lantiq ARX and XRX SoCs

John Youn
2016-03-01T02:32:40Z

On 2/27/2016 2:32 AM, Antti Seppälä wrote:
> Add support for Lantiq ARX and XRX SoC families to the dwc2 driver.
>
> Signed-off-by: Antti Seppälä <a.seppala-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> ---
> Documentation/devicetree/bindings/usb/dwc2.txt | 2 ++
> drivers/usb/dwc2/platform.c | 34 ++++++++++++++++++++++++++
> 2 files changed, 36 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt
> index 2213682..20a68bf 100644
> --- a/Documentation/devicetree/bindings/usb/dwc2.txt
> +++ b/Documentation/devicetree/bindings/usb/dwc2.txt
> @@ -8,6 +8,8 @@ Required properties:
> - rockchip,rk3066-usb: The DWC2 USB controller instance in the rk3066 Soc;
> - "rockchip,rk3188-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3188 Soc;
> - "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2": for rk3288 Soc;
> + - "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs;
> + - "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs;
> - snps,dwc2: A generic DWC2 USB controller with default parameters.
> - reg : Should contain 1 register range (address and length)
> - interrupts : Should contain 1 interrupt
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index 690b9fd..0e9e4d3 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -149,6 +149,38 @@ static const struct dwc2_core_params params_rk3066 = {
> .hibernation = -1,
> };
>
> +static const struct dwc2_core_params params_ltq = {
> + .otg_cap = 2, /* non-HNP/non-SRP */
> + .otg_ver = -1,
> + .dma_enable = -1,
> + .dma_desc_enable = -1,
> + .dma_desc_fs_enable = -1,
> + .speed = -1,
> + .enable_dynamic_fifo = -1,
> + .en_multiple_tx_fifo = -1,
> + .host_rx_fifo_size = 288, /* 288 DWORDs */
> + .host_nperio_tx_fifo_size = 128, /* 128 DWORDs */
> + .host_perio_tx_fifo_size = 96, /* 96 DWORDs */
> + .max_transfer_size = 65535,
> + .max_packet_count = 511,
> + .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 = GAHBCFG_HBSTLEN_INCR16 <<
> + GAHBCFG_HBSTLEN_SHIFT,
> + .uframe_sched = -1,
> + .external_id_pin_ctl = -1,
> + .hibernation = -1,
> +};
> +
> /*
> * Check the dr_mode against the module configuration and hardware
> * capabilities.
> @@ -428,6 +460,8 @@ static const struct of_device_id dwc2_of_match_table[] = {
> { .compatible = "brcm,bcm2835-usb", .data = &params_bcm2835 },
> { .compatible = "hisilicon,hi6220-usb", .data = &params_hi6220 },
> { .compatible = "rockchip,rk3066-usb", .data = &params_rk3066 },
> + { .compatible = "lantiq,arx100-usb", .data = &params_ltq },
> + { .compatible = "lantiq,xrx200-usb", .data = &params_ltq },
> { .compatible = "snps,dwc2", .data = NULL },
> { .compatible = "samsung,s3c6400-hsotg", .data = NULL},
> {},
>

Acked-by: John Youn <johnyoun-HKixBCOQz3hWk0Htik3J/w@public.gmane.org>

John

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in