linux.git/include/linux/usb/tegra_usb_phy.h, branch v3.9-rc2 Linux kernel source tree usb: host: tegra: make use of PHY pointer of HCD 2013-01-28T18:42:11+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2013-01-24T10:27:03+00:00 ab137d04db5a4b32250ce5ef1b288ce6cf06adf6 As pointer to PHY structure can be stored in struct usb_hcd making use of it, to call Tegra PHY APIs. Call to usb_phy_shutdown() is moved up in tegra_ehci_remove(), so that to avoid dereferencing of hcd after its freed up. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Stephen Warren <swarren@nvidia.com> 
As pointer to PHY structure can be stored in struct usb_hcd
making use of it, to call Tegra PHY APIs.

Call to usb_phy_shutdown() is moved up in tegra_ehci_remove(),
so that to avoid dereferencing of hcd after its freed up.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
usb: add APIs to access host registers from Tegra PHY 2013-01-28T18:20:05+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2013-01-17T20:15:37+00:00 bbdabdb62d86090511410728644a19291bf300cf As Tegra PHY driver needs to access one of the host registers, added few APIs. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> [swarren: moved assignment of phy->is_ulpi_phy to previous patch.] Signed-off-by: Stephen Warren <swarren@nvidia.com> 
As Tegra PHY driver needs to access one of the host registers,
added few APIs.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
[swarren: moved assignment of phy->is_ulpi_phy to previous patch.]
Signed-off-by: Stephen Warren <swarren@nvidia.com>
USB: PHY: tegra: Get rid of instance number to differentiate PHY type 2013-01-28T18:20:05+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2013-01-16T03:30:21+00:00 3f9db1a19a8a17f6000973194c6a1d63c5cebf21 Tegra20 USB has 3 PHY instances: Instance 1 and 3 are UTMI. Instance 2 is ULPI. As instance number was used to differentiate ULPI from UTMI, used DT param to get this info and processed accordingly. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Acked-by: Felipe Balbi <balbi@ti.com> [swarren: moved assignment of phy->is_ulpi_phy into this patch out of next patch.] Signed-off-by: Stephen Warren <swarren@nvidia.com> 
Tegra20 USB has 3 PHY instances:
Instance 1 and 3 are UTMI. Instance 2 is ULPI.

As instance number was used to differentiate ULPI from UTMI,
used DT param to get this info and processed accordingly.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Acked-by: Felipe Balbi <balbi@ti.com>
[swarren: moved assignment of phy->is_ulpi_phy into this patch out
of next patch.]
Signed-off-by: Stephen Warren <swarren@nvidia.com>
USB: PHY: tegra: get rid of instance number to differentiate legacy controller 2013-01-28T18:20:05+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2013-01-16T03:30:20+00:00 3a55c6a8b96f055783a1b9d5497f66b56a9ea0d7 Tegra20 USB has 3 PHY instances. Instance 0 is based on legacy PHY interface and other two are standard interfaces. As instance number was used to differentiate legacy from standard interfaces, used DT param to get this info and processed accordingly. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> 
Tegra20 USB has 3 PHY instances. Instance 0 is based on
legacy PHY interface and other two are standard interfaces.

As instance number was used to differentiate legacy from
standard interfaces, used DT param to get this info and
processed accordingly.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
usb: phy: remove unused APIs from Tegra PHY. 2013-01-28T18:20:05+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2013-01-15T10:19:30+00:00 5e18150a7b4139e15e1ed7d7c938dd91f7f12354 As tegra_usb_phy_clk_disable/enable() are not being used, removing them. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> 
As tegra_usb_phy_clk_disable/enable() are not being
used, removing them.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
usb: move phy driver from mach-tegra to drivers/usb 2012-09-05T13:43:57+00:00 Venu Byravarasu vbyravarasu@nvidia.com 2012-09-05T13:20:23+00:00 1ba8216f0bc02af6ba70d1108d60eb1b064395e4 As part of this patch: 1. Moved existing tegra phy driver to drivers/USB directory. 2. Added standard USB phy driver APIs to tegra phy driver. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Felipe Balbi <balbi@ti.com> 
As part of this patch:
	1. Moved existing tegra phy driver to drivers/USB directory.
	2. Added standard USB phy driver APIs to tegra phy driver.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>