From: peter.chen@freescale.com (Peter Chen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 02/12] usb: phy-mxs: Enable IC fixes for mx6 SoC serial
Date: Sat, 12 Oct 2013 17:09:36 +0800 [thread overview]
Message-ID: <1381568986-19802-3-git-send-email-peter.chen@freescale.com> (raw)
In-Reply-To: <1381568986-19802-1-git-send-email-peter.chen@freescale.com>
After adding IC fixes bits, some PHY bugs are fixed by
IC logic.
Signed-off-by: Peter Chen <peter.chen@freescale.com>
---
drivers/usb/phy/phy-mxs-usb.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
index 87ba429..831b13e 100644
--- a/drivers/usb/phy/phy-mxs-usb.c
+++ b/drivers/usb/phy/phy-mxs-usb.c
@@ -29,6 +29,10 @@
#define HW_USBPHY_CTRL_SET 0x34
#define HW_USBPHY_CTRL_CLR 0x38
+#define HW_USBPHY_IP 0x90
+#define HW_USBPHY_IP_SET 0x94
+#define HW_USBPHY_IP_CLR 0x98
+
#define BM_USBPHY_CTRL_SFTRST BIT(31)
#define BM_USBPHY_CTRL_CLKGATE BIT(30)
#define BM_USBPHY_CTRL_ENAUTOSET_USBCLKS BIT(26)
@@ -40,6 +44,8 @@
#define BM_USBPHY_CTRL_ENUTMILEVEL2 BIT(14)
#define BM_USBPHY_CTRL_ENHOSTDISCONDETECT BIT(1)
+#define BM_USBPHY_IP_FIX (BIT(17) | BIT(18))
+
#define to_mxs_phy(p) container_of((p), struct mxs_phy, phy)
enum imx_phy_type {
@@ -118,6 +124,10 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy)
BM_USBPHY_CTRL_ENUTMILEVEL3,
base + HW_USBPHY_CTRL_SET);
+ /* Enable IC solution */
+ if (is_mx6q_phy(mxs_phy) || is_mx6sl_phy(mxs_phy))
+ writel(BM_USBPHY_IP_FIX, base + HW_USBPHY_IP_SET);
+
return 0;
}
--
1.7.1
next prev parent reply other threads:[~2013-10-12 9:09 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-12 9:09 [PATCH 00/12] Add power management support for MXS PHY Peter Chen
2013-10-12 9:09 ` [PATCH 01/12] usb: phy-mxs: Add auto clock and power setting Peter Chen
2013-10-12 9:09 ` Peter Chen [this message]
2013-10-12 9:38 ` [PATCH 02/12] usb: phy-mxs: Enable IC fixes for mx6 SoC serial Marek Vasut
2013-10-14 1:31 ` Peter Chen
2013-10-14 2:07 ` Marek Vasut
2013-10-14 1:58 ` Peter Chen
2013-10-14 9:09 ` Shawn Guo
2013-10-14 9:09 ` Peter Chen
2013-10-14 9:29 ` Shawn Guo
2013-10-14 9:16 ` Peter Chen
2013-10-12 9:09 ` [PATCH 03/12] usb: phy-mxs: Add anatop regmap Peter Chen
2013-10-12 9:09 ` [PATCH 04/12] usb: phy: add notify suspend and resume callback Peter Chen
2013-10-12 9:09 ` [PATCH 05/12] usb: phy-mxs: Add implementation of nofity_suspend and notify_resume Peter Chen
2013-10-12 9:42 ` Marek Vasut
2013-10-14 1:36 ` Peter Chen
2013-10-14 2:08 ` Marek Vasut
2013-10-12 9:09 ` [PATCH 06/12] usb: phy: Add set_wakeup API Peter Chen
2013-10-12 9:09 ` [PATCH 07/12] usb: phy-mxs: Add implementation of set_wakeup Peter Chen
2013-10-12 9:44 ` Marek Vasut
2013-10-14 1:41 ` Peter Chen
2013-10-12 9:09 ` [PATCH 08/12] usb: phy-mxs: Add system suspend/resume API Peter Chen
2013-10-12 9:09 ` [PATCH 09/12] usb: phy-mxs: update binding for adding anatop phandle Peter Chen
2013-10-14 9:22 ` Shawn Guo
2013-10-14 9:10 ` Peter Chen
2013-10-12 9:09 ` [PATCH 10/12] ARM: dts: imx6: add anatop phandle for usbphy Peter Chen
2013-10-12 9:09 ` [PATCH 11/12] usb: phy-mxs: update binding for adding disconnect line property Peter Chen
2013-10-12 9:47 ` Marek Vasut
2013-10-14 1:44 ` Peter Chen
2013-10-12 15:05 ` Thomas Petazzoni
2013-10-14 1:45 ` Peter Chen
2013-10-12 9:09 ` [PATCH 12/12] ARM: dts: imx6: Add disconnect_line_without_vbus property for usbphy Peter Chen
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