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ARM: tegra: usb_phy: Configure USB1 PHY to use programmed value

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instead of fused value.  This is required
to meet High Speed USB signaling requirements.

Change-Id: I659b33faa950605ecf040598112e1972047ae7ad
Signed-off-by: Nathan Connell <w14185@motorola.com>
This commit is contained in:
Nathan Connell
2011-01-12 14:32:24 -06:00
committed by Benoit Goby
parent 41fec00c4b
commit 769922c5aa
1 changed files with 10 additions and 1 deletions
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11
arch/arm/mach-tegra/usb_phy.c
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@@ -136,7 +136,7 @@
#define UTMIP_PD_CHRG (1 << 0)
#define UTMIP_SPARE_CFG0 0x834
#define FUSE_SETUP_SEL (1 << 3);
#define FUSE_SETUP_SEL (1 << 3)
#define UTMIP_XCVR_CFG1 0x838
#define UTMIP_FORCE_PDDISC_POWERDOWN (1 << 0)
@@ -420,6 +420,15 @@ static void utmi_phy_power_on(struct tegra_usb_phy *phy)
val |= UTMIP_BIAS_PDTRK_COUNT(0x5);
writel(val, base + UTMIP_BIAS_CFG1);
if (phy->instance == 0) {
val = readl(base + UTMIP_SPARE_CFG0);
if (phy->mode == TEGRA_USB_PHY_MODE_DEVICE)
val &= ~FUSE_SETUP_SEL;
else
val |= FUSE_SETUP_SEL;
writel(val, base + UTMIP_SPARE_CFG0);
}
if (phy->instance == 2) {
val = readl(base + USB_SUSP_CTRL);
val |= UTMIP_PHY_ENABLE;