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colibri-imx6ull: migrate usb to using driver model

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Migrate USB to using driver model.
Add USBH_PEN GPIO regulator.
While at it also add alias e.g. as required for UMS.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@toradex.com>
This commit is contained in:
Marcel Ziswiler 2019-04-09 17:24:16 +02:00 committed by Stefano Babic
parent 535800d33f
commit 87b32297f5
3 changed files with 25 additions and 48 deletions
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24
arch/arm/dts/imx6ull-colibri.dts
View File

@ -13,6 +13,7 @@
aliases {
mmc0 = &usdhc1;
usb0 = &usbotg1; /* required for ums */
};
chosen {
@ -35,6 +36,13 @@
regulator-max-microvolt = <3300000>;
};
reg_5v0: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_sd1_vmmc: regulator-sd1-vmmc {
compatible = "regulator-gpio";
gpio = <&gpio5 9 GPIO_ACTIVE_HIGH>;
@ -47,6 +55,17 @@
states = <1800000 0x1 3300000 0x0>;
vin-supply = <&reg_module_3v3>;
};
reg_usbh_vbus: regulator-usbh-vbus {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbh_reg>;
regulator-name = "VCC_USB[1-4]";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpio1 2 GPIO_ACTIVE_LOW>; /* USBH_PEN */
vin-supply = <&reg_5v0>;
};
};
&adc1 {
@ -183,15 +202,20 @@
fsl,dte-mode;
};
/* Colibri USBC */
&usbotg1 {
dr_mode = "otg";
srp-disable;
hnp-disable;
adp-disable;
status = "okay";
};
/* Colibri USBH */
&usbotg2 {
dr_mode = "host";
vbus-supply = <&reg_usbh_vbus>;
status = "okay";
};
/* Colibri MMC */

48
board/toradex/colibri-imx6ull/colibri-imx6ull.c
View File

@ -24,8 +24,6 @@
#include <miiphy.h>
#include <mtd_node.h>
#include <netdev.h>
#include <usb.h>
#include <usb/ehci-ci.h>
#include "../common/tdx-common.h"
#include "../common/tdx-cfg-block.h"
@ -41,8 +39,6 @@ DECLARE_GLOBAL_DATA_PTR;
#define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_48ohm | PAD_CTL_PUS_22K_UP)
#define USB_CDET_GPIO IMX_GPIO_NR(7, 14)
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
@ -50,10 +46,6 @@ int dram_init(void)
return 0;
}
static iomux_v3_cfg_t const usb_cdet_pads[] = {
MX6_PAD_SNVS_TAMPER2__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
};
#ifdef CONFIG_NAND_MXS
static void setup_gpmi_nand(void)
{
@ -163,11 +155,6 @@ int board_init(void)
setup_lcd();
#endif
#ifdef CONFIG_USB_EHCI_MX6
imx_iomux_v3_setup_multiple_pads(usb_cdet_pads, ARRAY_SIZE(usb_cdet_pads));
gpio_request(USB_CDET_GPIO, "usb-cdet-gpio");
#endif
return 0;
}
@ -241,41 +228,6 @@ int ft_board_setup(void *blob, bd_t *bd)
}
#endif
#ifdef CONFIG_USB_EHCI_MX6
static iomux_v3_cfg_t const usb_otg2_pads[] = {
MX6_PAD_GPIO1_IO02__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
};
int board_ehci_hcd_init(int port)
{
switch (port) {
case 0:
break;
case 1:
imx_iomux_v3_setup_multiple_pads(usb_otg2_pads,
ARRAY_SIZE(usb_otg2_pads));
break;
default:
return -EINVAL;
}
return 0;
}
int board_usb_phy_mode(int port)
{
switch (port) {
case 0:
if (gpio_get_value(USB_CDET_GPIO))
return USB_INIT_DEVICE;
else
return USB_INIT_HOST;
case 1:
default:
return USB_INIT_HOST;
}
}
#endif
static struct mxc_serial_platdata mxc_serial_plat = {
.reg = (struct mxc_uart *)UART1_BASE,
.use_dte = 1,

1
configs/colibri-imx6ull_defconfig
View File

@ -71,6 +71,7 @@ CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_SERIAL=y
CONFIG_MXC_UART=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_GADGET=y
CONFIG_USB_GADGET_MANUFACTURER="Toradex"
CONFIG_USB_GADGET_VENDOR_NUM=0x1b67