diff options
Diffstat (limited to 'target/linux/lantiq/patches-4.4/0060-usb-dwc2-Add-support-for-Lantiq-ARX-and-XRX-SoCs.patch')
| -rw-r--r-- | target/linux/lantiq/patches-4.4/0060-usb-dwc2-Add-support-for-Lantiq-ARX-and-XRX-SoCs.patch | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-4.4/0060-usb-dwc2-Add-support-for-Lantiq-ARX-and-XRX-SoCs.patch b/target/linux/lantiq/patches-4.4/0060-usb-dwc2-Add-support-for-Lantiq-ARX-and-XRX-SoCs.patch new file mode 100644 index 0000000000..91d6ac92e7 --- /dev/null +++ b/target/linux/lantiq/patches-4.4/0060-usb-dwc2-Add-support-for-Lantiq-ARX-and-XRX-SoCs.patch @@ -0,0 +1,78 @@ +From 6c0c0951bbf8c2c216675fe277fba4c42aa0a2bf Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Antti=20Sepp=C3=A4l=C3=A4?= <a.seppala@gmail.com> +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 <johnyoun@synopsys.com> +Signed-off-by: Antti Seppälä <a.seppala@gmail.com> +Signed-off-by: Felipe Balbi <balbi@kernel.org> +--- + Documentation/devicetree/bindings/usb/dwc2.txt | 2 ++ + drivers/usb/dwc2/platform.c | 34 ++++++++++++++++++++++++++ + 2 files changed, 36 insertions(+) + +--- a/Documentation/devicetree/bindings/usb/dwc2.txt ++++ b/Documentation/devicetree/bindings/usb/dwc2.txt +@@ -7,6 +7,8 @@ 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 +--- a/drivers/usb/dwc2/platform.c ++++ b/drivers/usb/dwc2/platform.c +@@ -116,6 +116,37 @@ static const struct dwc2_core_params par + .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, ++ .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, ++}; ++ + static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg) + { + struct platform_device *pdev = to_platform_device(hsotg->dev); +@@ -310,6 +341,8 @@ static int dwc2_driver_remove(struct pla + static const struct of_device_id dwc2_of_match_table[] = { + { .compatible = "brcm,bcm2835-usb", .data = ¶ms_bcm2835 }, + { .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}, + {}, |