diff options
| author | Kevin Townsend <[email protected]> | 2013-09-10 09:20:59 +0200 |
|---|---|---|
| committer | Kevin Townsend <[email protected]> | 2013-09-10 09:20:59 +0200 |
| commit | 50d0e9bb8d49c150a2924f6d691d0f678c9484b0 (patch) | |
| tree | c3f28c33bed1975c0b6228587cd64aaae8437ffc | |
| parent | 3e54ab7c9ed2cc3020edbb89963646f7f715480b (diff) | |
Apply power to USB
| -rw-r--r-- | demos/bsp/boards/microbuilder/board_lpc4357usb.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/demos/bsp/boards/microbuilder/board_lpc4357usb.c b/demos/bsp/boards/microbuilder/board_lpc4357usb.c index 829348537..83f9c8b16 100644 --- a/demos/bsp/boards/microbuilder/board_lpc4357usb.c +++ b/demos/bsp/boards/microbuilder/board_lpc4357usb.c @@ -69,7 +69,15 @@ void board_init(void) scu_pinmux(0x7, 5, MD_PDN, 0x5); /* P7_5 = TRACEDATA[1] */ scu_pinmux(0x7, 6, MD_PDN, 0x5); /* P7_6 = TRACEDATA[2] */ scu_pinmux(0x7, 7, MD_PDN, 0x5); /* P7_7 = TRACEDATA[3] */ + + // USB0 Power: EA4357 channel B U20 GPIO26 active low (base board), P2_3 on LPC4357 + scu_pinmux(0x2, 3, MD_PUP | MD_EZI, FUNC7); // USB0 VBus Power + // 1.5Kohm pull-up resistor is needed on the USB DP data signal. GPIO28 (base), P9_5 (LPC4357) controls + //scu_pinmux(0x9, 5, MD_PUP|MD_EZI|MD_ZI, FUNC4); // GPIO5[18] + //GPIO_SetDir(5, BIT_(18), 1); // output + //GPIO_ClearValue(5, BIT_(18)); + /* Init I2C @ 400kHz */ I2C_Init(LPC_I2C0, 400000); I2C_Cmd(LPC_I2C0, ENABLE); |