diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-07-03 13:23:10 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-07-03 13:23:10 -0700 |
commit | 56cbceab928d7ac3702de172ff8dcc1da2a6aaeb (patch) | |
tree | d225b447d5421b652dae4b7d3501bc82900a8ecf /drivers/usb/dwc2 | |
parent | 868a9fd9480785952336e5f119e1f75877c423a8 (diff) | |
parent | 18af4b5c97915a6daef9de28a30ae1d3786bc2ac (diff) |
Merge tag 'usb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB / Thunderbolt driver updates from Greg KH:
"Here is the big set of USB and Thunderbolt driver updates for 6.5-rc1.
Included in here are:
- Lots of USB4/Thunderbolt additions and updates for new hardware
types and fixes as people are starting to get access to the
hardware in the wild
- new gadget controller driver, cdns2, added
- new typec drivers added
- xhci driver updates
- typec driver updates
- usbip driver fixes
- usb-serial driver updates and fixes
- lots of smaller USB driver updates
All of these have been in linux-next for a while with no reported
problems"
* tag 'usb-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (265 commits)
usb: host: xhci-plat: Set XHCI_STATE_REMOVING before resuming XHCI HC
usb: host: xhci: Do not re-initialize the XHCI HC if being removed
usb: typec: nb7vpq904m: fix CONFIG_DRM dependency
usbip: usbip_host: Replace strlcpy with strscpy
usb: dwc3: gadget: Propagate core init errors to UDC during pullup
USB: serial: option: add LARA-R6 01B PIDs
usb: ulpi: Make container_of() no-op in to_ulpi_dev()
usb: gadget: legacy: fix error return code in gfs_bind
usb: typec: fsa4480: add support for Audio Accessory Mode
usb: typec: fsa4480: rework mux & switch setup to handle more states
usb: typec: ucsi: call typec_set_mode on non-altmode partner change
USB: gadget: f_hid: make hidg_class a static const structure
USB: gadget: f_printer: make usb_gadget_class a static const structure
USB: mon: make mon_bin_class a static const structure
USB: gadget: udc: core: make udc_class a static const structure
USB: roles: make role_class a static const structure
dt-bindings: usb: dwc3: Add interrupt-names property support for wakeup interrupt
dt-bindings: usb: Add StarFive JH7110 USB controller
dt-bindings: usb: dwc3: Add IPQ9574 compatible
usb: cdns2: Fix spelling mistake in a trace message "Wakupe" -> "Wakeup"
...
Diffstat (limited to 'drivers/usb/dwc2')
-rw-r--r-- | drivers/usb/dwc2/params.c | 21 | ||||
-rw-r--r-- | drivers/usb/dwc2/platform.c | 22 |
2 files changed, 36 insertions, 7 deletions
diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c index 21d16533bd2f..4c7c3dd15f9b 100644 --- a/drivers/usb/dwc2/params.c +++ b/drivers/usb/dwc2/params.c @@ -161,6 +161,25 @@ static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg) p->hird_threshold_en = false; } +static void dwc2_set_amlogic_a1_params(struct dwc2_hsotg *hsotg) +{ + struct dwc2_core_params *p = &hsotg->params; + + p->otg_caps.hnp_support = false; + p->otg_caps.srp_support = false; + p->speed = DWC2_SPEED_PARAM_HIGH; + p->host_rx_fifo_size = 192; + p->host_nperio_tx_fifo_size = 128; + p->host_perio_tx_fifo_size = 128; + p->phy_type = DWC2_PHY_TYPE_PARAM_UTMI; + p->phy_utmi_width = 8; + p->ahbcfg = GAHBCFG_HBSTLEN_INCR8 << GAHBCFG_HBSTLEN_SHIFT; + p->lpm = false; + p->lpm_clock_gating = false; + p->besl = false; + p->hird_threshold_en = false; +} + static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg) { struct dwc2_core_params *p = &hsotg->params; @@ -258,6 +277,8 @@ const struct of_device_id dwc2_of_match_table[] = { .data = dwc2_set_amlogic_params }, { .compatible = "amlogic,meson-g12a-usb", .data = dwc2_set_amlogic_g12a_params }, + { .compatible = "amlogic,meson-a1-usb", + .data = dwc2_set_amlogic_a1_params }, { .compatible = "amcc,dwc-otg", .data = dwc2_set_amcc_params }, { .compatible = "apm,apm82181-dwc-otg", .data = dwc2_set_amcc_params }, { .compatible = "st,stm32f4x9-fsotg", diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index 5aee284018c0..0a806f80217e 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -203,6 +203,11 @@ int dwc2_lowlevel_hw_disable(struct dwc2_hsotg *hsotg) return ret; } +static void dwc2_reset_control_assert(void *data) +{ + reset_control_assert(data); +} + static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) { int i, ret; @@ -213,6 +218,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) "error getting reset control\n"); reset_control_deassert(hsotg->reset); + ret = devm_add_action_or_reset(hsotg->dev, dwc2_reset_control_assert, + hsotg->reset); + if (ret) + return ret; hsotg->reset_ecc = devm_reset_control_get_optional(hsotg->dev, "dwc2-ecc"); if (IS_ERR(hsotg->reset_ecc)) @@ -220,6 +229,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) "error getting reset control for ecc\n"); reset_control_deassert(hsotg->reset_ecc); + ret = devm_add_action_or_reset(hsotg->dev, dwc2_reset_control_assert, + hsotg->reset_ecc); + if (ret) + return ret; /* * Attempt to find a generic PHY, then look for an old style @@ -288,7 +301,7 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg) * stops device processing. Any resources used on behalf of this device are * freed. */ -static int dwc2_driver_remove(struct platform_device *dev) +static void dwc2_driver_remove(struct platform_device *dev) { struct dwc2_hsotg *hsotg = platform_get_drvdata(dev); struct dwc2_gregs_backup *gr; @@ -338,11 +351,6 @@ static int dwc2_driver_remove(struct platform_device *dev) if (hsotg->ll_hw_enabled) dwc2_lowlevel_hw_disable(hsotg); - - reset_control_assert(hsotg->reset); - reset_control_assert(hsotg->reset_ecc); - - return 0; } /** @@ -746,7 +754,7 @@ static struct platform_driver dwc2_platform_driver = { .pm = &dwc2_dev_pm_ops, }, .probe = dwc2_driver_probe, - .remove = dwc2_driver_remove, + .remove_new = dwc2_driver_remove, .shutdown = dwc2_driver_shutdown, }; |