From 6c0c0951bbf8c2c216675fe277fba4c42aa0a2bf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Antti=20Sepp=C3=A4l=C3=A4?= Date: Sat, 27 Feb 2016 12:31:24 +0200 Subject: [PATCH] usb: dwc2: Add support for Lantiq ARX and XRX SoCs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add support for Lantiq ARX and XRX SoC families to the dwc2 driver. Acked-by: John Youn Signed-off-by: Antti Seppälä Signed-off-by: Felipe Balbi --- .../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 221368207ca4..20a68bf2b4e7 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 bc3f2a45a2bc..88629bed6614 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 = ¶ms_bcm2835 }, { .compatible = "hisilicon,hi6220-usb", .data = ¶ms_hi6220 }, { .compatible = "rockchip,rk3066-usb", .data = ¶ms_rk3066 }, + { .compatible = "lantiq,arx100-usb", .data = ¶ms_ltq }, + { .compatible = "lantiq,xrx200-usb", .data = ¶ms_ltq }, { .compatible = "snps,dwc2", .data = NULL }, { .compatible = "samsung,s3c6400-hsotg", .data = NULL}, {},