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| author | Simon Glass <sjg@chromium.org> | 2015-03-25 12:22:45 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-04-18 11:11:27 -0600 |
| commit | 943104f07c55692203c14ee266ea15b4df88a759 (patch) | |
| tree | bcf4018796f96dc9dbf6cac903f6455d19f1a12a /drivers | |
| parent | aae04d0771a70df167b1d4ac1cc1603531fa09c9 (diff) | |
| download | u-boot-imx-943104f07c55692203c14ee266ea15b4df88a759.zip u-boot-imx-943104f07c55692203c14ee266ea15b4df88a759.tar.gz u-boot-imx-943104f07c55692203c14ee266ea15b4df88a759.tar.bz2 | |
dm: usb: tegra: Remove the port_addr_clear_csc variable
This variable is a bit of a hack. We can obtain the same information from
the normal device config. This will fit better with driver model, where
global variables are best avoided.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ehci-tegra.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 9e380c3..811c317 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -87,8 +87,6 @@ struct fdt_usb { static struct fdt_usb port[USB_PORTS_MAX]; /* List of valid USB ports */ static unsigned port_count; /* Number of available ports */ -/* Port that needs to clear CSC after Port Reset */ -static u32 port_addr_clear_csc; /* * This table has USB timing parameters for each Oscillator frequency we @@ -206,7 +204,7 @@ static void tegra_ehci_powerup_fixup(struct ehci_ctrl *ctrl, if (controller->has_hostpc) *reg |= EHCI_PS_PE; - if (((unsigned long)status_reg & TEGRA_USB_ADDR_MASK) != port_addr_clear_csc) + if (!config->has_legacy_mode) return; /* For EHCI_PS_CSC to be cleared in ehci_hcd.c */ if (ehci_readl(status_reg) & EHCI_PS_CSC) @@ -683,8 +681,6 @@ static int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config) config->enabled = fdtdec_get_is_enabled(blob, node); config->has_legacy_mode = fdtdec_get_bool(blob, node, "nvidia,has-legacy-mode"); - if (config->has_legacy_mode) - port_addr_clear_csc = (unsigned long)config->reg; config->periph_id = clock_decode_periph_id(blob, node); if (config->periph_id == PERIPH_ID_NONE) { debug("%s: Missing/invalid peripheral ID\n", __func__); |