linux-toradex.git/drivers/mfd/omap-usb-host.c, branch v3.10.33 Linux kernel for Apalis and Colibri modules mfd: omap-usb-host: Convert to devm_ioremap_resource() 2013-04-09T13:01:31+00:00 Sachin Kamat sachin.kamat@linaro.org 2013-04-09T10:46:36+00:00 d011c450814eb6b5418c84dd0cac8b6eb99c42dc Use the newly introduced devm_ioremap_resource() instead of devm_request_and_ioremap() which provides more consistent error handling. devm_ioremap_resource() provides its own error messages; so all explicit error messages can be removed from the failure code paths. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
Use the newly introduced devm_ioremap_resource() instead of
devm_request_and_ioremap() which provides more consistent error handling.

devm_ioremap_resource() provides its own error messages; so all explicit
error messages can be removed from the failure code paths.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: Add device tree support and binding information 2013-04-09T08:59:55+00:00 Roger Quadros rogerq@ti.com 2013-04-09T08:39:18+00:00 03a8f438f55c7abaaa1ddf5422a6c4abd1bdc1f6 Allows the OMAP HS USB host controller to be specified via device tree. Signed-off-by: Roger Quadros <rogerq@ti.com> Reviewed-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
Allows the OMAP HS USB host controller to be specified
via device tree.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: Remove PHY reset handling code 2013-04-09T08:59:55+00:00 Roger Quadros rogerq@ti.com 2013-04-09T08:39:17+00:00 40b0d68a8c39c6d6cb7e975c9b180e2203864556 PHY reset GPIO handling will be done in the PHY driver Signed-off-by: Roger Quadros <rogerq@ti.com> Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
PHY reset GPIO handling will be done in the PHY driver

Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-tll: Move configuration code to omap_tll_init() 2013-04-09T07:46:23+00:00 Roger Quadros rogerq@ti.com 2013-01-29T13:00:03+00:00 9f4a3ece05a6c2f2dc5e4967602e9927addab97e This is because we want to get rid of platform_data usage from probe(). The only information we need is PORT_MODE, and this can be supplied to us by the user (i.e. omap-usb-host.c). We also move channel clock management from runtime PM handlers into omap_tll_enable/disable(). Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
This is because we want to get rid of platform_data usage from probe().
The only information we need is PORT_MODE, and this can be supplied
to us by the user (i.e. omap-usb-host.c).

We also move channel clock management from runtime PM handlers into
omap_tll_enable/disable().

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: Update nports in platform_data 2013-04-09T07:42:23+00:00 Roger Quadros rogerq@ti.com 2013-01-08T14:01:52+00:00 662e469e91d85438444703aa60dc35ac27b06773 EHCI driver would need to know the number of ports available on the platform. We set the nports parameter of platform_data based on IP version if it was not already provided. Signed-off-by: Roger Quadros <rogerq@ti.com> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
EHCI driver would need to know the number of ports available
on the platform. We set the nports parameter of platform_data
based on IP version if it was not already provided.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: Use devm_gpio_request_one() 2013-04-08T15:25:25+00:00 Jingoo Han jg1.han@samsung.com 2013-02-20T09:29:30+00:00 71f4b9cdfccfb82cff702fe61f4ace97a1dfb0e0 Use devm_gpio_request_one() to make cleanup paths more simple. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
Use devm_gpio_request_one() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: Actually update hostconfig 2013-03-12T08:07:27+00:00 Roger Quadros rogerq@ti.com 2013-02-27T13:19:24+00:00 26bacba15ea849b61ae58d30a560b1f28a16d3a2 The helper functions omap_usbhs_rev1_hostconfig() and omap_usbhs_rev2_hostconfig() don't write into the hostconfig register. Make sure that we write the return value into the hostconfig register. Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> 
The helper functions omap_usbhs_rev1_hostconfig()
and omap_usbhs_rev2_hostconfig() don't write into
the hostconfig register. Make sure that we write
the return value into the hostconfig register.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mfd: omap-usb-host: get rid of build warning 2013-02-13T11:22:56+00:00 Roger Quadros rogerq@ti.com 2013-01-02T13:59:28+00:00 ab3f2a86d17c5c2c1127871d28d1f64baebc5d04 Fixes the below build warning when driver is built-in. drivers/mfd/omap-usb-host.c:750:12: warning: ‘usbhs_omap_remove’ defined but not used [-Wunused-function] Signed-off-by: Roger Quadros <rogerq@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com> 
Fixes the below build warning when driver is built-in.

drivers/mfd/omap-usb-host.c:750:12: warning:
‘usbhs_omap_remove’ defined but not used [-Wunused-function]

Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
mfd: omap-usb-host: Don't spam console on clk_set_parent failure 2013-02-13T11:22:55+00:00 Roger Quadros rogerq@ti.com 2012-11-28T14:31:29+00:00 a8c4e9e1118f0a12e3a9524d8d597487d7e3476d clk_set_parent is expected to fail on OMAP3 platforms. We don't consider that as fatal so don't spam console. Signed-off-by: Roger Quadros <rogerq@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com> 
clk_set_parent is expected to fail on OMAP3 platforms. We don't
consider that as fatal so don't spam console.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
mfd: omap-usb-host: clean up omap_usbhs_init() 2013-02-13T11:22:53+00:00 Roger Quadros rogerq@ti.com 2012-11-12T14:32:01+00:00 c4df00aed9e2e6e3ab094b4bb8b9ecb64cf8c70e We split initializing revision 1 and revision 2 into different functions. Initialization is now done dynamically so that only the number of ports available on the system are initialized. Signed-off-by: Roger Quadros <rogerq@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com> 
We split initializing revision 1 and revision 2 into different
functions. Initialization is now done dynamically so that only
the number of ports available on the system are initialized.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>