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| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2009-12-09 02:25:19 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2009-12-10 12:37:37 +0100 |
| commit | ea94a18f4bd6dd7a87ce7a29b946e5887e8871fc (patch) | |
| tree | 21db1e1f354d451349cdfbffd3b4e790e86c7fbb | |
| parent | 56ec7d9b036d10ead597fb7ecd24c98841397099 (diff) | |
| download | barebox-ea94a18f4bd6dd7a87ce7a29b946e5887e8871fc.tar.gz barebox-ea94a18f4bd6dd7a87ce7a29b946e5887e8871fc.tar.xz | |
i.MX35 3stack: enable USB host
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
| -rw-r--r-- | board/freescale-mx35-3-stack/3stack.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/board/freescale-mx35-3-stack/3stack.c b/board/freescale-mx35-3-stack/3stack.c index 765efefa99..8d326dfe31 100644 --- a/board/freescale-mx35-3-stack/3stack.c +++ b/board/freescale-mx35-3-stack/3stack.c @@ -427,6 +427,21 @@ static int f3s_pmic_init_all(struct mc9sdz60 *mc9sdz60) return err; } +static int f3s_enable_usbhost(struct mc9sdz60 *mc9sdz60) +{ + int err = 0; + + /* MUX3_CTR to be low for USB Host2 DP & DM */ + err |= mc9sdz60_set_bits(mc9sdz60, MC9SDZ60_REG_GPIO_2, 0x1 << 6, 0); + /* CAN_PWDN to be high for USB Host2 Power & OC */ + err |= mc9sdz60_set_bits(mc9sdz60, MC9SDZ60_REG_GPIO_2, 0x1 << 1, 0x1 << 1); + + if (err) + dev_err(&mc9sdz60->client->dev, "Failed to enable USB Host!\n"); + + return err; +} + static int f3s_pmic_init(void) { struct mc13892 *mc13892; @@ -460,6 +475,10 @@ static int f3s_pmic_init(void) f3s_pmic_init_all(mc9sdz60); + /* HACK: enable usb host here, should be moved to linux */ + if (rev == 20) + f3s_enable_usbhost(mc9sdz60); + return 0; } |