diff options
Diffstat (limited to 'target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch')
| -rw-r--r-- | target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch b/target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch new file mode 100644 index 0000000000..3e00139aa0 --- /dev/null +++ b/target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch @@ -0,0 +1,63 @@ +--- a/drivers/usb/dwc2/params.c ++++ b/drivers/usb/dwc2/params.c +@@ -144,6 +144,36 @@ static void dwc2_set_stm32f7_hsotg_param + p->host_perio_tx_fifo_size = 256; + } + ++static void dwc2_set_cns3xxx_params(struct dwc2_hsotg *hsotg) ++{ ++ struct dwc2_core_params *p = &hsotg->params; ++ ++ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; /* non-HNP/non-SRP capable */ ++ p->host_dma = 1; ++ p->dma_desc_enable = 0; ++ p->speed = DWC2_SPEED_PARAM_HIGH; /* High Speed */ ++ p->enable_dynamic_fifo = 1; ++ p->en_multiple_tx_fifo = 1; ++ p->host_rx_fifo_size = 658; /* 774 DWORDs */ ++ p->host_nperio_tx_fifo_size = 128; /* 256 DWORDs */ ++ p->host_perio_tx_fifo_size = 658; /* 512 DWORDs */ ++ p->max_transfer_size = 65535, ++ p->max_packet_count = 511; ++ p->host_channels = 16; ++ p->phy_type = DWC2_PHY_TYPE_PARAM_UTMI; /* UTMI */ ++ p->phy_utmi_width = 16; /* 8 bits */ ++ p->phy_ulpi_ddr = 0; /* Single */ ++ p->phy_ulpi_ext_vbus = 0; ++ p->i2c_enable = 0; ++ p->ulpi_fs_ls = 0; ++ p->host_support_fs_ls_low_power = 0; ++ p->host_ls_low_power_phy_clk = 0; /* 48 MHz */ ++ p->ts_dline = 0; ++ p->reload_ctl = 0; ++ p->ahbcfg = 0x10; ++ p->uframe_sched = false; ++} ++ + const struct of_device_id dwc2_of_match_table[] = { + { .compatible = "brcm,bcm2835-usb", .data = dwc2_set_bcm_params }, + { .compatible = "hisilicon,hi6220-usb", .data = dwc2_set_his_params }, +@@ -798,17 +828,23 @@ int dwc2_get_hwparams(struct dwc2_hsotg + + int dwc2_init_params(struct dwc2_hsotg *hsotg) + { ++ /* + const struct of_device_id *match; + void (*set_params)(void *data); ++ */ + + dwc2_set_default_params(hsotg); + dwc2_get_device_properties(hsotg); + ++ /* + match = of_match_device(dwc2_of_match_table, hsotg->dev); + if (match && match->data) { + set_params = match->data; + set_params(hsotg); + } ++ */ ++ ++ dwc2_set_cns3xxx_params(hsotg); + + dwc2_check_params(hsotg); + |