From mboxrd@z Thu Jan 1 00:00:00 1970 From: benoit.thebaudeau@advansee.com (=?utf-8?Q?Beno=C3=AEt_Th=C3=A9baudeau?=) Date: Thu, 28 Jun 2012 16:59:46 +0200 (CEST) Subject: [PATCH 2 of 2] ARM: imx: fix mx51 ehci setup errors Message-ID: <1438563136.254282.1340895586756.JavaMail.root@advansee.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch completes commit 08406f5 by fixing the following issues, according to the reference manual: * MXC_OTG_UCTRL_OPM_BIT disables (masks) the power/oc pins if set, like H1PM and H2PM, not the opposite. * MXC_OTG_PHYCTRL_OC_DIS_BIT disables the oc pin if set, like H1_OC_DIS, not the opposite. * Typos in comments. Cc: Sascha Hauer Cc: Arnaud Patard (Rtp) Cc: Signed-off-by: Beno?t Th?baudeau --- .../arch/arm/mach-imx/ehci-imx5.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git linux-next-HEAD-49289f3.orig/arch/arm/mach-imx/ehci-imx5.c linux-next-HEAD-49289f3/arch/arm/mach-imx/ehci-imx5.c index 49e3b34..a6a4afb 100644 --- linux-next-HEAD-49289f3.orig/arch/arm/mach-imx/ehci-imx5.c +++ linux-next-HEAD-49289f3/arch/arm/mach-imx/ehci-imx5.c @@ -88,11 +88,11 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) else v &= ~MXC_OTG_PHYCTRL_OC_POL_BIT; if (flags & MXC_EHCI_POWER_PINS_ENABLED) { - /* OC/USBPWR is not used */ - v |= MXC_OTG_PHYCTRL_OC_DIS_BIT; - } else { /* OC/USBPWR is used */ v &= ~MXC_OTG_PHYCTRL_OC_DIS_BIT; + } else { + /* OC/USBPWR is not used */ + v |= MXC_OTG_PHYCTRL_OC_DIS_BIT; } if (flags & MXC_EHCI_PWR_PIN_ACTIVE_HIGH) v |= MXC_OTG_PHYCTRL_PWR_POL_BIT; @@ -106,9 +106,9 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) else v &= ~MXC_OTG_UCTRL_OWIE_BIT;/* OTG wakeup disable */ if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v |= MXC_OTG_UCTRL_OPM_BIT; - else v &= ~MXC_OTG_UCTRL_OPM_BIT; + else + v |= MXC_OTG_UCTRL_OPM_BIT; __raw_writel(v, usbother_base + MXC_USBCTRL_OFFSET); } break; @@ -124,7 +124,7 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) } if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v &= ~MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask used*/ + v &= ~MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask unused*/ else v |= MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask used*/ __raw_writel(v, usbother_base + MXC_USBCTRL_OFFSET); @@ -157,7 +157,7 @@ int mx51_initialize_usb_hw(int port, unsigned int flags) } if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v &= ~MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask used*/ + v &= ~MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask unused*/ else v |= MXC_H2_UCTRL_H2PM_BIT; /* HOST2 power mask used*/ __raw_writel(v, usbother_base + MXC_USBH2CTRL_OFFSET);