From 2cfe0b8f132a04b2f1075355f062a4d05c95f096 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Beno=C3=AEt=20Th=C3=A9baudeau?= <benoit.thebaudeau@advansee.com> Date: Tue, 13 Nov 2012 09:57:14 +0000 Subject: [PATCH] ehci-mx5: Add missing OC_DIS for i.MX53 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The i.MX53 has MXC_H*_UCTRL_H*_OC_DIS_BIT bits to disable the oc pin. Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com> Cc: Marek Vasut <marex@denx.de> Cc: Stefano Babic <sbabic@denx.de> --- drivers/usb/host/ehci-mx5.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/usb/host/ehci-mx5.c b/drivers/usb/host/ehci-mx5.c index 4f4b98a14d..6f7fe80a54 100644 --- a/drivers/usb/host/ehci-mx5.c +++ b/drivers/usb/host/ehci-mx5.c @@ -32,12 +32,14 @@ #define MXC_OTG_OFFSET 0 #define MXC_H1_OFFSET 0x200 #define MXC_H2_OFFSET 0x400 +#define MXC_H3_OFFSET 0x600 #define MXC_USBCTRL_OFFSET 0 #define MXC_USB_PHY_CTR_FUNC_OFFSET 0x8 #define MXC_USB_PHY_CTR_FUNC2_OFFSET 0xc #define MXC_USB_CTRL_1_OFFSET 0x10 #define MXC_USBH2CTRL_OFFSET 0x14 +#define MXC_USBH3CTRL_OFFSET 0x18 /* USB_CTRL */ /* OTG wakeup intr enable */ @@ -58,10 +60,16 @@ #define MXC_H1_OC_DIS_BIT (1 << 5) /* USBH2CTRL */ +#define MXC_H2_UCTRL_H2_OC_DIS_BIT (1 << 30) #define MXC_H2_UCTRL_H2UIE_BIT (1 << 8) #define MXC_H2_UCTRL_H2WIE_BIT (1 << 7) #define MXC_H2_UCTRL_H2PM_BIT (1 << 4) +/* USBH3CTRL */ +#define MXC_H3_UCTRL_H3_OC_DIS_BIT (1 << 30) +#define MXC_H3_UCTRL_H3UIE_BIT (1 << 8) +#define MXC_H3_UCTRL_H3WIE_BIT (1 << 7) + /* USB_CTRL_1 */ #define MXC_USB_CTRL_UH1_EXT_CLK_EN (1 << 25) @@ -202,9 +210,25 @@ int mxc_set_usbcontrol(int port, unsigned int flags) v &= ~MXC_H2_UCTRL_H2PM_BIT; /* H2 power mask unused */ else v |= MXC_H2_UCTRL_H2PM_BIT; /* H2 power mask used */ +#endif +#ifdef CONFIG_MX53 + if (flags & MXC_EHCI_POWER_PINS_ENABLED) + v &= ~MXC_H2_UCTRL_H2_OC_DIS_BIT; /* OC is used */ + else + v |= MXC_H2_UCTRL_H2_OC_DIS_BIT; /* OC is not used */ #endif __raw_writel(v, usbother_base + MXC_USBH2CTRL_OFFSET); break; +#ifdef CONFIG_MX53 + case 3: /* Host 3 ULPI */ + v = __raw_readl(usbother_base + MXC_USBH3CTRL_OFFSET); + if (flags & MXC_EHCI_POWER_PINS_ENABLED) + v &= ~MXC_H3_UCTRL_H3_OC_DIS_BIT; /* OC is used */ + else + v |= MXC_H3_UCTRL_H3_OC_DIS_BIT; /* OC is not used */ + __raw_writel(v, usbother_base + MXC_USBH3CTRL_OFFSET); + break; +#endif } return ret; -- 2.39.5