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Diffstat (limited to 'arch/arm/mach-mx3/mx31moboard-marxbot.c')
-rw-r--r--arch/arm/mach-mx3/mx31moboard-marxbot.c55
1 files changed, 16 insertions, 39 deletions
diff --git a/arch/arm/mach-mx3/mx31moboard-marxbot.c b/arch/arm/mach-mx3/mx31moboard-marxbot.c
index 641c3d6153ae..3e2b73051b94 100644
--- a/arch/arm/mach-mx3/mx31moboard-marxbot.c
+++ b/arch/arm/mach-mx3/mx31moboard-marxbot.c
@@ -16,7 +16,6 @@
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */ 17 */
18 18
19#include <linux/fsl_devices.h>
20#include <linux/gpio.h> 19#include <linux/gpio.h>
21#include <linux/init.h> 20#include <linux/init.h>
22#include <linux/interrupt.h> 21#include <linux/interrupt.h>
@@ -48,18 +47,8 @@ static unsigned int marxbot_pins[] = {
48 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC, 47 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC,
49 MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1, 48 MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1,
50 MX31_PIN_TXD2__GPIO1_28, 49 MX31_PIN_TXD2__GPIO1_28,
51 /* USB OTG */ 50 /* dsPIC resets */
52 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, 51 MX31_PIN_STXD5__GPIO1_21, MX31_PIN_SRXD5__GPIO1_22,
53 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
54 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
55 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
56 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
57 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
58 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
59 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
60 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
61 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
62 MX31_PIN_USB_OC__GPIO1_30,
63}; 52};
64 53
65#define SDHC2_CD IOMUX_TO_GPIO(MX31_PIN_ATA_DIOR) 54#define SDHC2_CD IOMUX_TO_GPIO(MX31_PIN_ATA_DIOR)
@@ -115,31 +104,20 @@ static struct imxmmc_platform_data sdhc2_pdata = {
115 .exit = marxbot_sdhc2_exit, 104 .exit = marxbot_sdhc2_exit,
116}; 105};
117 106
118static struct fsl_usb2_platform_data usb_pdata = { 107#define TRSLAT_RST_B IOMUX_TO_GPIO(MX31_PIN_STXD5)
119 .operating_mode = FSL_USB2_DR_DEVICE, 108#define DSPICS_RST_B IOMUX_TO_GPIO(MX31_PIN_SRXD5)
120 .phy_mode = FSL_USB2_PHY_ULPI,
121};
122
123#define OTG_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST)
124#define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
125 109
126static void marxbot_usbotg_init(void) 110static void dspics_resets_init(void)
127{ 111{
128 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, OTG_PAD_CFG); 112 if (!gpio_request(TRSLAT_RST_B, "translator-rst")) {
129 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, OTG_PAD_CFG); 113 gpio_direction_output(TRSLAT_RST_B, 1);
130 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, OTG_PAD_CFG); 114 gpio_export(TRSLAT_RST_B, false);
131 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, OTG_PAD_CFG); 115 }
132 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, OTG_PAD_CFG); 116
133 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, OTG_PAD_CFG); 117 if (!gpio_request(DSPICS_RST_B, "dspics-rst")) {
134 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, OTG_PAD_CFG); 118 gpio_direction_output(DSPICS_RST_B, 1);
135 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, OTG_PAD_CFG); 119 gpio_export(DSPICS_RST_B, false);
136 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, OTG_PAD_CFG); 120 }
137 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, OTG_PAD_CFG);
138 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, OTG_PAD_CFG);
139 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, OTG_PAD_CFG);
140
141 gpio_request(OTG_EN_B, "usb-udc-en");
142 gpio_direction_output(OTG_EN_B, 0);
143} 121}
144 122
145/* 123/*
@@ -152,8 +130,7 @@ void __init mx31moboard_marxbot_init(void)
152 mxc_iomux_setup_multiple_pins(marxbot_pins, ARRAY_SIZE(marxbot_pins), 130 mxc_iomux_setup_multiple_pins(marxbot_pins, ARRAY_SIZE(marxbot_pins),
153 "marxbot"); 131 "marxbot");
154 132
155 mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata); 133 dspics_resets_init();
156 134
157 marxbot_usbotg_init(); 135 mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata);
158 mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
159} 136}