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lantiq: dwc2 parameters for danube

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Parameters for dwc2 on lantiq.

A separate dwc2_core_params structure is defined for danube because danube
fifo sizes are large enough to be autodetected. This is not the case on
arx and vrx.

Signed-off-by: Ben Mulvihill <ben.mulvihill@gmail.com>
This commit is contained in:
Ben Mulvihill 2016-11-08 22:03:14 +01:00 committed by John Crispin
parent 5c06a31e23
commit 6f60926bab
1 changed files with 31 additions and 2 deletions
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33
target/linux/lantiq/patches-4.4/0041-USB-DWC2-add-ltq-params.patch
View file

@ -1,6 +1,6 @@
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -145,6 +145,34 @@ static int __dwc2_lowlevel_hw_enable(str
@@ -145,6 +145,62 @@ static int __dwc2_lowlevel_hw_enable(str
return ret;
}
@ -31,14 +31,43 @@
+ .ahbcfg = GAHBCFG_HBSTLEN_INCR16 << GAHBCFG_HBSTLEN_SHIFT,
+ .uframe_sched = -1,
+};
+
+static const struct dwc2_core_params params_danube = {
+ .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 = -1,
+ .host_nperio_tx_fifo_size = -1,
+ .host_perio_tx_fifo_size = -1,
+ .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 = -1,
+ .uframe_sched = -1,
+};
+
/**
* dwc2_lowlevel_hw_enable - enable platform lowlevel hw resources
* @hsotg: The driver state
@@ -310,6 +338,8 @@ static int dwc2_driver_remove(struct pla
@@ -310,6 +366,9 @@ static int dwc2_driver_remove(struct pla
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 = "lantiq,ifxhcd-danube-dwc2", .data = &params_danube },
+ { .compatible = "lantiq,ifxhcd-arx100-dwc2", .data = &params_ltq },
+ { .compatible = "lantiq,ifxhcd-xrx200-dwc2", .data = &params_ltq },
{ .compatible = "snps,dwc2", .data = NULL },