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authorLinus Torvalds <torvalds@linux-foundation.org>2018-10-26 17:14:13 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-26 17:14:13 +0200
commit9703fc8caf36ac65dca1538b23dd137de0b53233 (patch)
tree4e92539741cdce08f3c0095fefe76232a686f576 /drivers/usb/renesas_usbhs/rcar3.c
parentMerge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma (diff)
parentusb: phy: ab8500: silence some uninitialized variable warnings (diff)
downloadlinux-9703fc8caf36ac65dca1538b23dd137de0b53233.tar.xz
linux-9703fc8caf36ac65dca1538b23dd137de0b53233.zip
Merge tag 'usb-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB/PHY updates from Greg KH: "Here is the big USB/PHY driver patches for 4.20-rc1 Lots of USB changes in here, primarily in these areas: - typec updates and new drivers - new PHY drivers - dwc2 driver updates and additions (this old core keeps getting added to new devices.) - usbtmc major update based on the industry group coming together and working to add new features and performance to the driver. - USB gadget additions for new features - USB gadget configfs updates - chipidea driver updates - other USB gadget updates - USB serial driver updates - renesas driver updates - xhci driver updates - other tiny USB driver updates All of these have been in linux-next for a while with no reported issues" * tag 'usb-4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (229 commits) usb: phy: ab8500: silence some uninitialized variable warnings usb: xhci: tegra: Add genpd support usb: xhci: tegra: Power-off power-domains on removal usbip:vudc: BUG kmalloc-2048 (Not tainted): Poison overwritten usbip: tools: fix atoi() on non-null terminated string USB: misc: appledisplay: fix backlight update_status return code phy: phy-pxa-usb: add a new driver usb: host: add DT bindings for faraday fotg2 usb: host: ohci-at91: fix request of irq for optional gpio usb/early: remove set but not used variable 'remain_length' usb: typec: Fix copy/paste on typec_set_vconn_role() kerneldoc usb: typec: tcpm: Report back negotiated PPS voltage and current USB: core: remove set but not used variable 'udev' usb: core: fix memory leak on port_dev_path allocation USB: net2280: Remove ->disconnect() callback from net2280_pullup() usb: dwc2: disable power_down on rockchip devices usb: gadget: udc: renesas_usb3: add support for r8a77990 dt-bindings: usb: renesas_usb3: add bindings for r8a77990 usb: gadget: udc: renesas_usb3: Add r8a774a1 support USB: serial: cypress_m8: remove set but not used variable 'iflag' ...
Diffstat (limited to 'drivers/usb/renesas_usbhs/rcar3.c')
-rw-r--r--drivers/usb/renesas_usbhs/rcar3.c27
1 files changed, 2 insertions, 25 deletions
diff --git a/drivers/usb/renesas_usbhs/rcar3.c b/drivers/usb/renesas_usbhs/rcar3.c
index d0ea4ff89622..aa3820448286 100644
--- a/drivers/usb/renesas_usbhs/rcar3.c
+++ b/drivers/usb/renesas_usbhs/rcar3.c
@@ -27,7 +27,6 @@
* Remarks: bit[31:11] and bit[9:6] should be 0
*/
#define UGCTRL2_RESERVED_3 0x00000001 /* bit[3:0] should be B'0001 */
-#define UGCTRL2_USB0SEL_EHCI 0x00000010
#define UGCTRL2_USB0SEL_HSUSB 0x00000020
#define UGCTRL2_USB0SEL_OTG 0x00000030
#define UGCTRL2_VBUSSEL 0x00000400
@@ -50,14 +49,6 @@ static void usbhs_rcar3_set_ugctrl2(struct usbhs_priv *priv, u32 val)
usbhs_write32(priv, UGCTRL2, val | UGCTRL2_RESERVED_3);
}
-static void usbhs_rcar3_set_usbsel(struct usbhs_priv *priv, bool ehci)
-{
- if (ehci)
- usbhs_rcar3_set_ugctrl2(priv, UGCTRL2_USB0SEL_EHCI);
- else
- usbhs_rcar3_set_ugctrl2(priv, UGCTRL2_USB0SEL_HSUSB);
-}
-
static int usbhs_rcar3_power_ctrl(struct platform_device *pdev,
void __iomem *base, int enable)
{
@@ -83,14 +74,11 @@ static int usbhs_rcar3_power_and_pll_ctrl(struct platform_device *pdev,
struct usbhs_priv *priv = usbhs_pdev_to_priv(pdev);
u32 val;
int timeout = 1000;
- bool is_host = false;
if (enable) {
usbhs_write32(priv, UGCTRL, 0); /* release PLLRESET */
- if (priv->edev)
- is_host = extcon_get_state(priv->edev, EXTCON_USB_HOST);
-
- usbhs_rcar3_set_usbsel(priv, is_host);
+ usbhs_rcar3_set_ugctrl2(priv,
+ UGCTRL2_USB0SEL_OTG | UGCTRL2_VBUSSEL);
usbhs_bset(priv, LPSTS, LPSTS_SUSPM, LPSTS_SUSPM);
do {
@@ -112,16 +100,6 @@ static int usbhs_rcar3_get_id(struct platform_device *pdev)
return USBHS_GADGET;
}
-static int usbhs_rcar3_notifier(struct notifier_block *nb, unsigned long event,
- void *data)
-{
- struct usbhs_priv *priv = container_of(nb, struct usbhs_priv, nb);
-
- usbhs_rcar3_set_usbsel(priv, !!event);
-
- return NOTIFY_DONE;
-}
-
const struct renesas_usbhs_platform_callback usbhs_rcar3_ops = {
.power_ctrl = usbhs_rcar3_power_ctrl,
.get_id = usbhs_rcar3_get_id,
@@ -130,5 +108,4 @@ const struct renesas_usbhs_platform_callback usbhs_rcar3_ops = {
const struct renesas_usbhs_platform_callback usbhs_rcar3_with_pll_ops = {
.power_ctrl = usbhs_rcar3_power_and_pll_ctrl,
.get_id = usbhs_rcar3_get_id,
- .notifier = usbhs_rcar3_notifier,
};