From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Blumenstingl Subject: [PATCH 2/7] usb: dwc2: add support for Meson8b and GXBB SoCs Date: Sun, 4 Sep 2016 23:31:47 +0200 Message-ID: <20160904213152.25837-3-martin.blumenstingl@googlemail.com> References: <20160904213152.25837-1-martin.blumenstingl@googlemail.com> Return-path: In-Reply-To: <20160904213152.25837-1-martin.blumenstingl@googlemail.com> Sender: linux-clk-owner@vger.kernel.org To: linux-clk@vger.kernel.org, linux-usb@vger.kernel.org, linux-amlogic@lists.infradead.org, jbrunet@baylibre.com, johnyoun@synopsys.com, kishon@ti.com, khilman@baylibre.com, carlo@caione.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, sboyd@codeaurora.org, mturquette@baylibre.com, will.deacon@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, mark.rutland@arm.com, robh+dt@kernel.org, Martin Blumenstingl List-Id: devicetree@vger.kernel.org From: Jerome Brunet Add compatible strings for amlogic Meson8b and GXBB SoCs with the corresponding configuration parameters. Signed-off-by: Martin Blumenstingl Signed-off-by: Jerome Brunet --- 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 20a68bf..2c30a54 100644 --- a/Documentation/devicetree/bindings/usb/dwc2.txt +++ b/Documentation/devicetree/bindings/usb/dwc2.txt @@ -10,6 +10,8 @@ Required properties: - "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; + - "amlogic,meson8b-usb": The DWC2 USB controller instance in Amlogic Meson8b SoCs; + - "amlogic,meson-gxbb-usb": The DWC2 USB controller instance in Amlogic S905 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 fc6f525..8f7b34c 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -181,6 +181,38 @@ static const struct dwc2_core_params params_ltq = { .hibernation = -1, }; +static const struct dwc2_core_params params_amlogic = { + .otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE, + .otg_ver = -1, + .dma_enable = 1, + .dma_desc_enable = 0, + .dma_desc_fs_enable = 0, + .speed = DWC2_SPEED_PARAM_HIGH, + .enable_dynamic_fifo = 1, + .en_multiple_tx_fifo = -1, + .host_rx_fifo_size = 512, + .host_nperio_tx_fifo_size = 500, + .host_perio_tx_fifo_size = 500, + .max_transfer_size = -1, + .max_packet_count = -1, + .host_channels = 16, + .phy_type = DWC2_PHY_TYPE_PARAM_UTMI, + .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_INCR8 << + GAHBCFG_HBSTLEN_SHIFT, + .uframe_sched = 0, + .external_id_pin_ctl = -1, + .hibernation = -1, +}; + /* * Check the dr_mode against the module configuration and hardware * capabilities. @@ -464,6 +496,8 @@ static const struct of_device_id dwc2_of_match_table[] = { { .compatible = "lantiq,xrx200-usb", .data = ¶ms_ltq }, { .compatible = "snps,dwc2", .data = NULL }, { .compatible = "samsung,s3c6400-hsotg", .data = NULL}, + { .compatible = "amlogic,meson8b-usb", .data = ¶ms_amlogic }, + { .compatible = "amlogic,meson-gxbb-usb", .data = ¶ms_amlogic }, {}, }; MODULE_DEVICE_TABLE(of, dwc2_of_match_table); -- 2.9.3