From 961a762838d55dc9bae8fa7ea57bc3c51a9c7b57 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Beno=C3=AEt=20Th=C3=A9baudeau?= Date: Tue, 13 Nov 2012 09:58:25 +0000 Subject: mx35pdk: Add support for OTG MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add support for the OTG port on the mx35pdk Personality board. Signed-off-by: Benoît Thébaudeau Tested-by: Stefano Babic Cc: Stefano Babic Cc: Marek Vasut --- board/freescale/mx35pdk/lowlevel_init.S | 4 ++++ board/freescale/mx35pdk/mx35pdk.c | 21 +++++++++++++++++++++ 2 files changed, 25 insertions(+) (limited to 'board') diff --git a/board/freescale/mx35pdk/lowlevel_init.S b/board/freescale/mx35pdk/lowlevel_init.S index 75bb958..da8b6f3 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 a12531f..4d8f2f5 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(); -- cgit v1.1