[PATCH 098/241] ARM: imx: ehci: fix host power mask bit
Herton Ronaldo Krzesinski
herton.krzesinski at canonical.com
Thu Dec 13 13:57:43 UTC 2012
3.5.7.2 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Christoph Fritz <chf.fritz at googlemail.com>
commit 3d5e2abe6e265acc5e1fda810301243e9bac92b2 upstream.
This patch sets HPM (Host power mask bit) to bit 16 according to i.MX
Reference Manual. Falsely it was set to bit 8, but this controls pull-up
Impedance.
Reported-by: Michael Burkey <mdburkey at gmail.com>
Signed-off-by: Christoph Fritz <chf.fritz at googlemail.com>
Acked-by: Eric BĂ©nard <eric at eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
[ herton: adjust context ]
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
---
arch/arm/mach-imx/ehci-imx25.c | 2 +-
arch/arm/mach-imx/ehci-imx35.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-imx/ehci-imx25.c b/arch/arm/mach-imx/ehci-imx25.c
index 865daf0..dabc5d5 100644
--- a/arch/arm/mach-imx/ehci-imx25.c
+++ b/arch/arm/mach-imx/ehci-imx25.c
@@ -27,7 +27,7 @@
#define MX25_H1_SIC_SHIFT 21
#define MX25_H1_SIC_MASK (0x3 << MX25_H1_SIC_SHIFT)
-#define MX25_H1_PM_BIT (1 << 8)
+#define MX25_H1_PM_BIT (1 << 16)
#define MX25_H1_IPPUE_UP_BIT (1 << 7)
#define MX25_H1_IPPUE_DOWN_BIT (1 << 6)
#define MX25_H1_TLL_BIT (1 << 5)
diff --git a/arch/arm/mach-imx/ehci-imx35.c b/arch/arm/mach-imx/ehci-imx35.c
index 001ec39..8ea2dfa 100644
--- a/arch/arm/mach-imx/ehci-imx35.c
+++ b/arch/arm/mach-imx/ehci-imx35.c
@@ -27,7 +27,7 @@
#define MX35_H1_SIC_SHIFT 21
#define MX35_H1_SIC_MASK (0x3 << MX35_H1_SIC_SHIFT)
-#define MX35_H1_PM_BIT (1 << 8)
+#define MX35_H1_PM_BIT (1 << 16)
#define MX35_H1_IPPUE_UP_BIT (1 << 7)
#define MX35_H1_IPPUE_DOWN_BIT (1 << 6)
#define MX35_H1_TLL_BIT (1 << 5)
--
1.7.9.5
More information about the kernel-team
mailing list