| Message ID | 20220126141340.234125-2-alexander.stein@ew.tq-group.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | i.MX8MP: more USB3 glue layer feature support | expand |
> -----Original Message----- > From: Alexander Stein <alexander.stein@ew.tq-group.com> > Sent: Wednesday, January 26, 2022 10:14 PM > To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>; Rob Herring > <robh+dt@kernel.org>; Shawn Guo <shawnguo@kernel.org>; Sascha Hauer > <s.hauer@pengutronix.de>; Fabio Estevam <festevam@gmail.com> > Cc: Alexander Stein <alexander.stein@ew.tq-group.com>; dl-linux-imx > <linux-imx@nxp.com>; linux-usb@vger.kernel.org; > devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; Jun Li > <jun.li@nxp.com> > Subject: [PATCH v4 1/4] usb: dwc3: imx8mp: rename iomem base pointer > > Until now the iomem used is not USB glue as the name suggests, but HSIO BLK_CTL. > Rename the struct member accordingly. This is a preparing patch for when > USB glue is actually used. > > Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> Reviewed-by: Li Jun <jun.li@nxp.com> > --- > drivers/usb/dwc3/dwc3-imx8mp.c | 16 ++++++++-------- > 1 file changed, 8 insertions(+), 8 deletions(-) > > diff --git a/drivers/usb/dwc3/dwc3-imx8mp.c > b/drivers/usb/dwc3/dwc3-imx8mp.c index d328d20abfbc..1c8fe657b3a9 100644 > --- a/drivers/usb/dwc3/dwc3-imx8mp.c > +++ b/drivers/usb/dwc3/dwc3-imx8mp.c > @@ -39,7 +39,7 @@ > struct dwc3_imx8mp { > struct device *dev; > struct platform_device *dwc3; > - void __iomem *glue_base; > + void __iomem *hsio_blk_base; > struct clk *hsio_clk; > struct clk *suspend_clk; > int irq; > @@ -55,7 +55,7 @@ static void dwc3_imx8mp_wakeup_enable(struct dwc3_imx8mp > *dwc3_imx) > if (!dwc3) > return; > > - val = readl(dwc3_imx->glue_base + USB_WAKEUP_CTRL); > + val = readl(dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); > > if ((dwc3->current_dr_role == DWC3_GCTL_PRTCAP_HOST) && dwc3->xhci) > val |= USB_WAKEUP_EN | USB_WAKEUP_SS_CONN | @@ -64,16 +64,16 @@ static > void dwc3_imx8mp_wakeup_enable(struct dwc3_imx8mp *dwc3_imx) > val |= USB_WAKEUP_EN | USB_WAKEUP_VBUS_EN | > USB_WAKEUP_VBUS_SRC_SESS_VAL; > > - writel(val, dwc3_imx->glue_base + USB_WAKEUP_CTRL); > + writel(val, dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); > } > > static void dwc3_imx8mp_wakeup_disable(struct dwc3_imx8mp *dwc3_imx) { > u32 val; > > - val = readl(dwc3_imx->glue_base + USB_WAKEUP_CTRL); > + val = readl(dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); > val &= ~(USB_WAKEUP_EN | USB_WAKEUP_EN_MASK); > - writel(val, dwc3_imx->glue_base + USB_WAKEUP_CTRL); > + writel(val, dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); > } > > static irqreturn_t dwc3_imx8mp_interrupt(int irq, void *_dwc3_imx) @@ > -115,9 +115,9 @@ static int dwc3_imx8mp_probe(struct platform_device *pdev) > > dwc3_imx->dev = dev; > > - dwc3_imx->glue_base = devm_platform_ioremap_resource(pdev, 0); > - if (IS_ERR(dwc3_imx->glue_base)) > - return PTR_ERR(dwc3_imx->glue_base); > + dwc3_imx->hsio_blk_base = devm_platform_ioremap_resource(pdev, 0); > + if (IS_ERR(dwc3_imx->hsio_blk_base)) > + return PTR_ERR(dwc3_imx->hsio_blk_base); > > dwc3_imx->hsio_clk = devm_clk_get(dev, "hsio"); > if (IS_ERR(dwc3_imx->hsio_clk)) { > -- > 2.25.1
diff --git a/drivers/usb/dwc3/dwc3-imx8mp.c b/drivers/usb/dwc3/dwc3-imx8mp.c index d328d20abfbc..1c8fe657b3a9 100644 --- a/drivers/usb/dwc3/dwc3-imx8mp.c +++ b/drivers/usb/dwc3/dwc3-imx8mp.c @@ -39,7 +39,7 @@ struct dwc3_imx8mp { struct device *dev; struct platform_device *dwc3; - void __iomem *glue_base; + void __iomem *hsio_blk_base; struct clk *hsio_clk; struct clk *suspend_clk; int irq; @@ -55,7 +55,7 @@ static void dwc3_imx8mp_wakeup_enable(struct dwc3_imx8mp *dwc3_imx) if (!dwc3) return; - val = readl(dwc3_imx->glue_base + USB_WAKEUP_CTRL); + val = readl(dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); if ((dwc3->current_dr_role == DWC3_GCTL_PRTCAP_HOST) && dwc3->xhci) val |= USB_WAKEUP_EN | USB_WAKEUP_SS_CONN | @@ -64,16 +64,16 @@ static void dwc3_imx8mp_wakeup_enable(struct dwc3_imx8mp *dwc3_imx) val |= USB_WAKEUP_EN | USB_WAKEUP_VBUS_EN | USB_WAKEUP_VBUS_SRC_SESS_VAL; - writel(val, dwc3_imx->glue_base + USB_WAKEUP_CTRL); + writel(val, dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); } static void dwc3_imx8mp_wakeup_disable(struct dwc3_imx8mp *dwc3_imx) { u32 val; - val = readl(dwc3_imx->glue_base + USB_WAKEUP_CTRL); + val = readl(dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); val &= ~(USB_WAKEUP_EN | USB_WAKEUP_EN_MASK); - writel(val, dwc3_imx->glue_base + USB_WAKEUP_CTRL); + writel(val, dwc3_imx->hsio_blk_base + USB_WAKEUP_CTRL); } static irqreturn_t dwc3_imx8mp_interrupt(int irq, void *_dwc3_imx) @@ -115,9 +115,9 @@ static int dwc3_imx8mp_probe(struct platform_device *pdev) dwc3_imx->dev = dev; - dwc3_imx->glue_base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(dwc3_imx->glue_base)) - return PTR_ERR(dwc3_imx->glue_base); + dwc3_imx->hsio_blk_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(dwc3_imx->hsio_blk_base)) + return PTR_ERR(dwc3_imx->hsio_blk_base); dwc3_imx->hsio_clk = devm_clk_get(dev, "hsio"); if (IS_ERR(dwc3_imx->hsio_clk)) {
Until now the iomem used is not USB glue as the name suggests, but HSIO BLK_CTL. Rename the struct member accordingly. This is a preparing patch for when USB glue is actually used. Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> --- drivers/usb/dwc3/dwc3-imx8mp.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)