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| author | Patrice Chotard <patrice.chotard@st.com> | 2017-07-18 11:38:40 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2017-07-28 23:34:02 +0200 |
| commit | b7c1c7d2bad9eb052e80b28af6005d7f0ba1db30 (patch) | |
| tree | 2644872aa8f48cecae0bb9d8fc8bd8f4b30f75fd /drivers/usb | |
| parent | 121a4d13e679d86bf55bb3941eb33b10fa8c785b (diff) | |
| download | u-boot-b7c1c7d2bad9eb052e80b28af6005d7f0ba1db30.zip u-boot-b7c1c7d2bad9eb052e80b28af6005d7f0ba1db30.tar.gz u-boot-b7c1c7d2bad9eb052e80b28af6005d7f0ba1db30.tar.bz2 | |
usb: host: xhci-dwc3: Convert driver to DM
Add Driver Model support with use of generic DT
compatible string "snps,dwc3"
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/xhci-dwc3.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c index a4591f2..fb106f3 100644 --- a/drivers/usb/host/xhci-dwc3.c +++ b/drivers/usb/host/xhci-dwc3.c @@ -9,9 +9,15 @@ */ #include <common.h> +#include <dm.h> +#include <usb.h> + +#include "xhci.h" #include <asm/io.h> #include <linux/usb/dwc3.h> +DECLARE_GLOBAL_DATA_PTR; + void dwc3_set_mode(struct dwc3 *dwc3_reg, u32 mode) { clrsetbits_le32(&dwc3_reg->g_ctl, @@ -97,3 +103,43 @@ void dwc3_set_fladj(struct dwc3 *dwc3_reg, u32 val) setbits_le32(&dwc3_reg->g_fladj, GFLADJ_30MHZ_REG_SEL | GFLADJ_30MHZ(val)); } + +static int xhci_dwc3_probe(struct udevice *dev) +{ + struct xhci_dwc3_platdata *plat = dev_get_platdata(dev); + struct xhci_hcor *hcor; + struct xhci_hccr *hccr; + struct dwc3 *dwc3_reg; + + hccr = (struct xhci_hccr *)devfdt_get_addr(dev); + hcor = (struct xhci_hcor *)((phys_addr_t)hccr + + HC_LENGTH(xhci_readl(&(hccr)->cr_capbase))); + + dwc3_reg = (struct dwc3 *)((char *)(hccr) + DWC3_REG_OFFSET); + + dwc3_core_init(dwc3_reg); + + return xhci_register(dev, hccr, hcor); +} + +static int xhci_dwc3_remove(struct udevice *dev) +{ + return xhci_deregister(dev); +} + +static const struct udevice_id xhci_dwc3_ids[] = { + { .compatible = "snps,dwc3" }, + { } +}; + +U_BOOT_DRIVER(xhci_dwc3) = { + .name = "xhci-dwc3", + .id = UCLASS_USB, + .of_match = xhci_dwc3_ids, + .probe = xhci_dwc3_probe, + .remove = xhci_dwc3_remove, + .ops = &xhci_usb_ops, + .priv_auto_alloc_size = sizeof(struct xhci_ctrl), + .platdata_auto_alloc_size = sizeof(struct xhci_dwc3_platdata), + .flags = DM_FLAG_ALLOC_PRIV_DMA, +}; |