On 15-10-27 10:18:47, Marek Vasut wrote:
On Monday, October 26, 2015 at 01:58:51 PM, Sanchayan Maity wrote:
Add board_usb_phy_mode function for detecting whether a port is being used as host or client using a GPIO. On Colibri Vybrid we provide the GPIO 102 for the very same purpose.
Signed-off-by: Sanchayan Maity maitysanchayan@gmail.com
board/toradex/colibri_vf/colibri_vf.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/board/toradex/colibri_vf/colibri_vf.c b/board/toradex/colibri_vf/colibri_vf.c index a6d1c5b..fd90ef2 100644 --- a/board/toradex/colibri_vf/colibri_vf.c +++ b/board/toradex/colibri_vf/colibri_vf.c @@ -34,6 +34,7 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE)
#define USB_PEN_GPIO 83 +#define USB_CDET_GPIO 102
static struct ddrmc_cr_setting colibri_vf_cr_settings[] = { /* levelling */ @@ -92,6 +93,7 @@ static struct ddrmc_cr_setting colibri_vf_cr_settings[] = {
static const iomux_v3_cfg_t usb_pads[] = { VF610_PAD_PTD4__GPIO_83,
- VF610_PAD_PTC29__GPIO_102,
};
int dram_init(void) @@ -280,7 +282,6 @@ static void setup_iomux_gpio(void) VF610_PAD_PTB23__GPIO_93, VF610_PAD_PTB26__GPIO_96, VF610_PAD_PTB28__GPIO_98,
VF610_PAD_PTC29__GPIO_102,@@ -554,4 +555,20 @@ int board_ehci_hcd_init(int port) } return 0; }
+int board_usb_phy_mode(int port) +{
- switch (port) {
- case 0:
gpio_request(USB_CDET_GPIO, "usb-cdet-gpio");The gpio_request() here will fail the second time you do "usb reset" on the command line I think. You might want to request this elsewhere.
Hmmm makes sense. I did not try usb reset. Only usb start stop and dfu cmds. Will check and revert back accordingly.
Thanks.
- Sanchayan.
return gpio_get_value(USB_CDET_GPIO);break;- case 1:
return 0;break;- default:
return 0;break;- }
+} #endif
Best regards, Marek Vasut