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path: root/drivers/usb/mtu3 (follow)
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2017-04-11usb: mtu3: Replace the extcon APIChanwoo Choi1-13/+6
This patch uses the resource-managed extcon API for extcon_register_notifier() and replaces the deprecated extcon API as following: - extcon_get_cable_state_() -> extcon_get_state() Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Chunfeng Yun <chunfeng.yun@mediatek.com> Cc: linux-usb@vger.kernel.org Tested-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Acked-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2017-02-09usb: mtu3: remove redundant dev_err call in get_ssusb_rscs()Wei Yongjun1-3/+1
There is a error message within devm_ioremap_resource already, so remove the dev_err call to avoid redundant error message. Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-02-08usb: mtu3: make the reference clock optionalChunfeng Yun1-2/+9
Make the reference clock optional for DTS backward compatibility and ignore the error if it does not exist. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-01-19usb: mtu3: add reference clockChunfeng Yun2-2/+20
usually, the reference clock comes from 26M oscillator directly, but some SoCs are not, add it for compatibility. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-01-19usb: mtu3: get resources that cause deferred probe earlierChunfeng Yun1-12/+12
Some resources such as regulator, clock usually cause deferred probe, get them earlier to avoid more ineffective processing. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-12-07usb: mtu3: fix U3 port link issueChunfeng Yun1-8/+10
the issue is introduced when @is_u3_ip is used in mtu3_device_enabe() before initialized in mtu3_mem_alloc(), so get global IP information at first before used by following functins. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-12-07usb: mtu3: enable auto switch from U3 to U2Chunfeng Yun1-0/+2
inform mac2 to build U2 link automatically after U3 detect fail without software setting soft_connect. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-14usb: mtu3: declare functions staticSudip Mukherjee2-2/+2
The only user of the functions mtu3_irq() and gpd_ring_empty() are in the same file. They can be declared as static. Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk> Acked-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-27usb: mtu3: dual-role mode supportChunfeng Yun9-21/+557
support dual-role mode; there are two ways to switch between host and device modes, one is by idpin, another is by debugfs which depends on user input. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-27usb: mtu3: host only mode supportChunfeng Yun7-80/+691
supports host only mode and the code is ported from host/xhci-mtk.c IPPC register shared between host and device is moved into common glue layer. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-27usb: mtu3: Super-Speed Peripheral mode supportChunfeng Yun5-37/+346
add super-speed funtion for peripheral mode Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-27usb: Add MediaTek USB3 DRD driverChunfeng Yun10-0/+3857
This patch adds support for the MediaTek USB3 controller integrated into MT8173. It currently supports High-Speed Peripheral Only mode. Super-Speed Peripheral, Dual-Role Device and Host Only (xHCI) modes will be added in the next patchs. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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