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| author | Sergei Ianovich <ynvich@gmail.com> | 2013-12-18 20:19:20 +0400 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2013-12-18 18:15:25 +0100 |
| commit | a3d6ca432303bc19926a885c83149401abc24d0d (patch) | |
| tree | 1bbeecebf122af382f6498260c1a8ac4401b8c72 /board | |
| parent | 23f00caf6ebb9bcb804e48f5a4630629f64af471 (diff) | |
| download | u-boot-imx-a3d6ca432303bc19926a885c83149401abc24d0d.zip u-boot-imx-a3d6ca432303bc19926a885c83149401abc24d0d.tar.gz u-boot-imx-a3d6ca432303bc19926a885c83149401abc24d0d.tar.bz2 | |
arm: pxa: fix LP-8x4x USB support
Signed-off-by: Sergei Ianovich <ynvich@gmail.com>
CC: Marek Vasut <marex@denx.de>
Diffstat (limited to 'board')
| -rw-r--r-- | board/icpdas/lp8x4x/lp8x4x.c | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/board/icpdas/lp8x4x/lp8x4x.c b/board/icpdas/lp8x4x/lp8x4x.c index 92dd4ff..5eee18a 100644 --- a/board/icpdas/lp8x4x/lp8x4x.c +++ b/board/icpdas/lp8x4x/lp8x4x.c @@ -61,15 +61,24 @@ int board_mmc_init(bd_t *bis) #ifdef CONFIG_CMD_USB int board_usb_init(int index, enum usb_init_type init) { - writel((UHCHR | UHCHR_PCPL | UHCHR_PSPL) & - ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE), - UHCHR); + if (index !=0 || init != USB_INIT_HOST) + return -1; + + writel(readl(CKEN) | CKEN10_USBHOST, CKEN); + + writel(readl(UHCHR) | UHCHR_FHR, UHCHR); + udelay(11); + writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); while (readl(UHCHR) & UHCHR_FSBIR) continue; /* required by checkpath.pl */ + writel(readl(UHCHR) & ~UHCHR_SSEP0, UHCHR); + writel(readl(UHCRHDA) & ~(0x1000), UHCRHDA); + writel(readl(UHCRHDA) | 0x800, UHCRHDA); + writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR); writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE); @@ -83,19 +92,10 @@ int board_usb_init(int index, enum usb_init_type init) /* Set port power control mask bits, only 3 ports. */ writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB); - /* enable port 2 */ - writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS | - UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR); - return 0; } -int board_usb_cleanup(int index, enum usb_init_type init) -{ - return 0; -} - -void usb_board_stop(void) +int usb_board_stop(void) { writel(readl(UHCHR) | UHCHR_FHR, UHCHR); udelay(11); @@ -104,9 +104,19 @@ void usb_board_stop(void) writel(readl(UHCCOMS) | 1, UHCCOMS); udelay(10); + writel(readl(UHCHR) | UHCHR_SSEP0 | UHCHR_SSE, UHCHR); + writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); - return; + return 0; +} + +int board_usb_cleanup(int index, enum usb_init_type init) +{ + if (index !=0 || init != USB_INIT_HOST) + return -1; + + return usb_board_stop(); } #endif |