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authorFabio Estevam <festevam@gmail.com>2018-09-28 11:22:39 -0300
committerStefano Babic <sbabic@denx.de>2018-10-09 18:28:06 +0200
commit780e31e93fa97fd8da4c27f039ac32a52b98f4ba (patch)
treed56b21062a44b4fda8ee390844016a6a8efbba9e /board
parent4d72d3406d0ba9855e5e55f60244171c6c9aac69 (diff)
pico-imx7d: Add USB Host support
USB OTG2 port is connected to the USB host connector. Add support for it. Signed-off-by: Fabio Estevam <festevam@gmail.com> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Diffstat (limited to 'board')
-rw-r--r--board/technexion/pico-imx7d/pico-imx7d.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/board/technexion/pico-imx7d/pico-imx7d.c b/board/technexion/pico-imx7d/pico-imx7d.c
index 0767d0462f..53e14693a5 100644
--- a/board/technexion/pico-imx7d/pico-imx7d.c
+++ b/board/technexion/pico-imx7d/pico-imx7d.c
@@ -282,7 +282,34 @@ int checkboard(void)
return 0;
}
+static iomux_v3_cfg_t const usb_otg2_pads[] = {
+ MX7D_PAD_UART3_CTS_B__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+int board_ehci_hcd_init(int port)
+{
+ switch (port) {
+ case 0:
+ break;
+ case 1:
+ imx_iomux_v3_setup_multiple_pads(usb_otg2_pads,
+ ARRAY_SIZE(usb_otg2_pads));
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
int board_usb_phy_mode(int port)
{
- return USB_INIT_DEVICE;
+ switch (port) {
+ case 0:
+ return USB_INIT_DEVICE;
+ case 1:
+ return USB_INIT_HOST;
+ default:
+ return -EINVAL;
+ }
+ return 0;
}