On Thursday, September 29, 2011 01:52:51 AM Jana Rapava wrote:
> This commit adds USB support for EfikaMX and EfikaSB.
>
> Signed-off-by: Jana Rapava <ferma...@gmail.com>
> Signed-off-by: Marek Vasut <marek.va...@gmail.com>
> Cc: Remy Bohmer <li...@bohmer.net>
> Cc: Stefano Babic <sba...@denx.de>
> ---
> board/efikamx/Makefile | 3 +
> board/efikamx/efika.h | 30 +++
> board/efikamx/efikamx-usb.c | 420
> +++++++++++++++++++++++++++++++++++++++++++ board/efikamx/efikamx.c |
> 3 +
> include/configs/efikamx.h | 16 ++
> 5 files changed, 472 insertions(+), 0 deletions(-)
> create mode 100644 board/efikamx/efika.h
> create mode 100644 board/efikamx/efikamx-usb.c
[...]
>
> +
> +int ulpi_wakeup(struct usb_ehci *ehci)
> +{
> + if (readl(&ehci->ulpi_viewpoint) & ULPI_SS)
> + return 0; /* already awake */
> + return ulpi_wait(ehci, ULPI_WU, ULPI_WU);
> +}
> +
> +void ulpi_write(struct usb_ehci *ehci, u32 reg, u32 value)
> +{
> + if (ulpi_wakeup(ehci)) {
> + printf("ULPI wakeup timed out\n");
> + return;
> + }
> +
> + if (ulpi_wait(ehci, ULPI_RWRUN | ULPI_RWCTRL |
> + reg << ULPI_ADDR_SHIFT | ulpi_write_mask(value), ULPI_RWRUN))
> + printf("ULPI write timed out\n");
Please use temp. variable here and fix indent.
> +}
> +
> +u32 ulpi_read(struct usb_ehci *ehci, u32 reg)
> +{
> + if (ulpi_wakeup(ehci)) {
> + printf("ULPI wakeup timed out\n");
> + return 0;
> + }
> +
> + if (ulpi_wait(ehci, ULPI_RWRUN | reg << ULPI_ADDR_SHIFT, ULPI_RWRUN)) {
> + printf("ULPI read timed out\n");
> + return 0;
> + }
Newline
> + return ulpi_read_mask(readl(&ehci->ulpi_viewpoint));
> +}
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