diff options
Diffstat (limited to 'board/siemens/taurus/taurus.c')
| -rw-r--r-- | board/siemens/taurus/taurus.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/board/siemens/taurus/taurus.c b/board/siemens/taurus/taurus.c index edeb15ba48..72c5e6083d 100644 --- a/board/siemens/taurus/taurus.c +++ b/board/siemens/taurus/taurus.c @@ -285,6 +285,29 @@ void spi_cs_deactivate(struct spi_slave *slave) at91_set_gpio_value(TAURUS_SPI_CS_PIN, 1); } +#ifdef CONFIG_USB_GADGET_AT91 +#include <linux/usb/at91_udc.h> + +void at91_udp_hw_init(void) +{ + at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC; + + /* Enable PLLB */ + writel(get_pllb_init(), &pmc->pllbr); + while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) + ; + + /* Enable UDPCK clock, MCK is enabled in at91_clock_init() */ + at91_periph_clk_enable(ATMEL_ID_UDP); + + writel(AT91SAM926x_PMC_UDP, &pmc->scer); +} + +struct at91_udc_data board_udc_data = { + .baseaddr = ATMEL_BASE_UDP0, +}; +#endif + int board_init(void) { /* adress of boot parameters */ @@ -297,6 +320,10 @@ int board_init(void) taurus_macb_hw_init(); #endif at91_spi0_hw_init(TAURUS_SPI_MASK); +#ifdef CONFIG_USB_GADGET_AT91 + at91_udp_hw_init(); + at91_udc_probe(&board_udc_data); +#endif return 0; } |