diff options
| author | Benoît Thébaudeau <benoit.thebaudeau@advansee.com> | 2012-11-13 09:58:25 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2012-11-16 09:16:45 +0100 |
| commit | 961a762838d55dc9bae8fa7ea57bc3c51a9c7b57 (patch) | |
| tree | 9919686e21012befaf58be17e27bbd8061ad3a50 /board/freescale/mx35pdk | |
| parent | 71a5c55bfa776b29d11b85e80945b89af06e6546 (diff) | |
mx35pdk: Add support for OTG
Add support for the OTG port on the mx35pdk Personality board.
Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Tested-by: Stefano Babic <sbabic@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Marek Vasut <marex@denx.de>
Diffstat (limited to 'board/freescale/mx35pdk')
| -rw-r--r-- | board/freescale/mx35pdk/lowlevel_init.S | 4 | ||||
| -rw-r--r-- | board/freescale/mx35pdk/mx35pdk.c | 21 |
2 files changed, 25 insertions, 0 deletions
diff --git a/board/freescale/mx35pdk/lowlevel_init.S b/board/freescale/mx35pdk/lowlevel_init.S index 75bb958619..da8b6f3a4e 100644 --- a/board/freescale/mx35pdk/lowlevel_init.S +++ b/board/freescale/mx35pdk/lowlevel_init.S @@ -94,6 +94,10 @@ orr r1, r1, #0x00000C00 orr r1, r1, #0x00000003 str r1, [r0, #CLKCTL_CGR1] + + ldr r1, [r0, #CLKCTL_CGR2] + orr r1, r1, #0x00C00000 + str r1, [r0, #CLKCTL_CGR2] .endm .macro setup_sdram diff --git a/board/freescale/mx35pdk/mx35pdk.c b/board/freescale/mx35pdk/mx35pdk.c index a12531fb89..4d8f2f5eea 100644 --- a/board/freescale/mx35pdk/mx35pdk.c +++ b/board/freescale/mx35pdk/mx35pdk.c @@ -98,6 +98,26 @@ static void setup_iomux_spi(void) mxc_request_iomux(MX35_PIN_CSPI1_SCLK, MUX_CONFIG_SION); } +static void setup_iomux_usbotg(void) +{ + int in_pad, out_pad; + + /* Set up pins for USBOTG. */ + mxc_request_iomux(MX35_PIN_USBOTG_PWR, + MUX_CONFIG_SION | MUX_CONFIG_FUNC); + mxc_request_iomux(MX35_PIN_USBOTG_OC, + MUX_CONFIG_SION | MUX_CONFIG_FUNC); + + in_pad = PAD_CTL_DRV_3_3V | PAD_CTL_HYS_SCHMITZ | PAD_CTL_PKE_ENABLE | + PAD_CTL_PUE_PUD | PAD_CTL_100K_PD | PAD_CTL_ODE_CMOS | + PAD_CTL_DRV_NORMAL | PAD_CTL_SRE_SLOW; + out_pad = PAD_CTL_DRV_3_3V | PAD_CTL_HYS_CMOS | PAD_CTL_PKE_NONE | + PAD_CTL_ODE_CMOS | PAD_CTL_DRV_NORMAL | PAD_CTL_SRE_SLOW; + + mxc_iomux_set_pad(MX35_PIN_USBOTG_PWR, out_pad); + mxc_iomux_set_pad(MX35_PIN_USBOTG_OC, in_pad); +} + static void setup_iomux_fec(void) { int pad; @@ -189,6 +209,7 @@ int board_early_init_f(void) __raw_writel(readl(&ccm->rcsr) | MXC_CCM_RCSR_NFC_FMS, &ccm->rcsr); setup_iomux_i2c(); + setup_iomux_usbotg(); setup_iomux_fec(); setup_iomux_spi(); |