[U-Boot] [PATCH 03/17] drivers: usb: musb: add ti musb misc driver for wrapper

Mugunthan V N
2016-02-29T13:21:32Z

On Monday 29 February 2016 05:32 PM, Marek Vasut wrote:
> On 02/29/2016 04:44 AM, Mugunthan V N wrote:
>> Add a misc driver for MUSB wrapper, so that based on dr_mode the
>> USB devices can bind to USB host or USB device drivers.
>>
>> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
>> ---
>> drivers/usb/musb-new/Kconfig | 9 +++++
>> drivers/usb/musb-new/Makefile | 1 +
>> drivers/usb/musb-new/ti-musb.c | 89 ++++++++++++++++++++++++++++++++++++++++++
>> 3 files changed, 99 insertions(+)
>> create mode 100644 drivers/usb/musb-new/ti-musb.c
>>
>> diff --git a/drivers/usb/musb-new/Kconfig b/drivers/usb/musb-new/Kconfig
>> index 6a6cb93..2bcc646 100644
>> --- a/drivers/usb/musb-new/Kconfig
>> +++ b/drivers/usb/musb-new/Kconfig
>> @@ -13,6 +13,15 @@ config USB_MUSB_GADGET
>> help
>> Enables the MUSB USB dual-role controller in gadget mode.
>>
>> +config USB_MUSB_TI
>> + bool "Enable TI OTG USB controller"
>> + depends on DM_USB
>> + default y
>> + help
>> + Say y here to enable support for the TI OTG USB controller
>> + used on TI SoCs. fadsf fa fad af adf adf asf adfa fad fd af
>> + asdf asdf fadsf asf s
>> +
>> if USB_MUSB_HOST || USB_MUSB_GADGET
>>
>> config USB_MUSB_SUNXI
>> diff --git a/drivers/usb/musb-new/Makefile b/drivers/usb/musb-new/Makefile
>> index 072d516..d137044 100644
>> --- a/drivers/usb/musb-new/Makefile
>> +++ b/drivers/usb/musb-new/Makefile
>> @@ -11,6 +11,7 @@ obj-$(CONFIG_USB_MUSB_DSPS) += musb_dsps.o
>> obj-$(CONFIG_USB_MUSB_AM35X) += am35x.o
>> obj-$(CONFIG_USB_MUSB_OMAP2PLUS) += omap2430.o
>> obj-$(CONFIG_USB_MUSB_SUNXI) += sunxi.o
>> +obj-$(CONFIG_USB_MUSB_TI) += ti-musb.o
>>
>> ccflags-y := $(call cc-option,-Wno-unused-variable) \
>> $(call cc-option,-Wno-unused-but-set-variable) \
>> diff --git a/drivers/usb/musb-new/ti-musb.c b/drivers/usb/musb-new/ti-musb.c
>> new file mode 100644
>> index 0000000..c1a4952
>> --- /dev/null
>> +++ b/drivers/usb/musb-new/ti-musb.c
>> @@ -0,0 +1,89 @@
>> +/*
>> + * MISC driver for TI MUSB Glue.
>> + *
>> + * (C) Copyright 2012-2016
>> + * Texas Instruments Incorporated, <www.ti.com>
>> + *
>> + * SPDX-License-Identifier: GPL-2.0+
>> + */
>> +#include <common.h>
>> +#include <command.h>
>> +#include <console.h>
>> +#include <dm.h>
>> +#include <linux/usb/otg.h>
>> +#include <dm/device-internal.h>
>> +#include <dm/lists.h>
>> +
>> +DECLARE_GLOBAL_DATA_PTR;
>> +
>> +#ifdef CONFIG_DM_USB
>> +
>> +static const char *const usb_dr_modes[] = {
>> + [USB_DR_MODE_UNKNOWN] = "",
>
> This should probably be "unknown" and not empty string.

I just the followed the Linux way of DT parse implementation.

Regards
Mugunthan V N