[U-Boot] [PATCH v8 00/10] usb: Extend ehci and ohci generic drivers

Patrice CHOTARD patrice.chotard at st.com
Wed Jun 21 08:35:07 UTC 2017


Don't take care of this series, I need to resend a new one

Sorry

On 06/21/2017 09:50 AM, patrice.chotard at st.com wrote:
> From: Patrice Chotard <patrice.chotard at st.com>
> 
> This series improves generic ehci and ohci drivers by addition of :
> 	_ error path during probe (clocks, resets and phy release)
> 	_ .remove callback
> 	_ add generic PHY framework for both generic ehci and ohci drivers
> 	_ add RESET and CLOCK framework for generic ohci driver
> 
> To implement these features, some new methods are needed in reset, clock and
> in dm/core framework:
> 	_ add reset_request() and reset_assert_all() methods in RESET framework
> 	_ add clk_count() and clk_disable_all() methods in CLOCK framework
> 	_ add ofnode_count_phandle_with_args() in dm/core
> 
> v8:	_ rework error path by propagating the initial error code until the end of probe()
> 	_ replace devm_kmalloc() with devm_kcalloc()
> 	_ fix cosmetics remarks
> 
> v7:	_ replace clk_count() and reset_count() methods by
> 	  ofnode_count_phandle_with_args() in patches 3, 4 and 5	
> 
> v6:	_ replace clk_get_by_index() by dev_read_phandle_with_args() in
> 	  clk_count() in patch 4
> 	_  add Reviewed-by Simon Glass for patch 2 and 5
> 
> v5:	_ rebase on top of dm/master requested by Simon Glass in order to use
> 	  livetree update
> 	_ replace fdtdec_parse_phandle_with_args() by dev_read_phandle_with_args() in patch 2
> 
> v4:	_ add clk_disable_all() and reset_assert_all() methods into CLOCK and
> 	  RESET framework as suggested by Simon Glass and Marek Vasut
> 	_ add reset_count() and clk_count() methods which returns respectively the
> 	  number of resets and clocks declared into "resets" and "clocks" DT properties.
> 	  This allows to allocate the right amount of memory to keep resets and clocks
> 	  reference
> 	_ update the memory allocation for deasserted resets and enabled
> 	  clocks reference list. Replace lists by arrays.
> 	
> v3:     _ keep enabled clocks and deasserted resets reference in list in order to
> 	  disable clock or assert resets in error path or in .remove callback
> 	_ add missing commit message
> 	_ use struct generic_ehci * instead of struct udevice * as parameter for
> 	  ehci_release_resets() and ehci_release_clocks()
> 	_ test return value on generic_phy_get_by_index() and
> 	  generic_phy_init()
> 	_ split previous patch 5 in 3 independant patch for CLOCK, RESET and PHY support
> 
> v2:     _ add needed reset_request() in RESET framework
> 	_ add error path in ehci/ohci-generic to disable clocks and to assert
> 	resets
> 	_ add .remove callback with clocks, resets and phy release
> 	_ split the replacement of printf() by error() in an independant patch
> 
> 
> Patrice Chotard (10):
>    reset: add reset_request()
>    reset: add reset_assert_all()
>    clk: add clk_disable_all()
>    dm: core: add ofnode_count_phandle_with_args()
>    usb: host: ehci-generic: replace printf() by error()
>    usb: host: ehci-generic: add error path and .remove callback
>    usb: host: ehci-generic: add generic PHY support
>    usb: host: ohci-generic: add CLOCK support
>    usb: host: ohci-generic: add RESET support
>    usb: host: ohci-generic: add generic PHY support
> 
>   drivers/clk/clk-uclass.c        |  22 ++++++
>   drivers/core/of_access.c        |   7 ++
>   drivers/core/ofnode.c           |  12 ++++
>   drivers/reset/reset-uclass.c    |  31 +++++++++
>   drivers/usb/host/ehci-generic.c | 149 +++++++++++++++++++++++++++++++++-------
>   drivers/usb/host/ohci-generic.c | 130 ++++++++++++++++++++++++++++++++++-
>   include/clk.h                   |  10 +++
>   include/dm/of_access.h          |  18 +++++
>   include/dm/ofnode.h             |  17 +++++
>   include/reset.h                 |  26 +++++++
>   10 files changed, 397 insertions(+), 25 deletions(-)
> 


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