From: Marcel Ziswiler marcel.ziswiler@toradex.com
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
---
Changes in v3: - Fixed issue with host mode as pointed out by Igor.
Changes in v2: - Added Igor's reviewed-by.
arch/arm/dts/imx6ull-colibri.dts | 26 +++++++++- .../toradex/colibri-imx6ull/colibri-imx6ull.c | 48 ------------------- configs/colibri-imx6ull_defconfig | 1 + 3 files changed, 26 insertions(+), 49 deletions(-)
diff --git a/arch/arm/dts/imx6ull-colibri.dts b/arch/arm/dts/imx6ull-colibri.dts index 0d416ebd10..42ae70deff 100644 --- a/arch/arm/dts/imx6ull-colibri.dts +++ b/arch/arm/dts/imx6ull-colibri.dts @@ -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 = <®_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 = <®_5v0>; + }; };
&adc1 { @@ -183,15 +202,20 @@ fsl,dte-mode; };
+/* Colibri USBC */ &usbotg1 { - dr_mode = "otg"; + dr_mode = "host"; srp-disable; hnp-disable; adp-disable; + status = "okay"; };
+/* Colibri USBH */ &usbotg2 { dr_mode = "host"; + vbus-supply = <®_usbh_vbus>; + status = "okay"; };
/* Colibri MMC */ diff --git a/board/toradex/colibri-imx6ull/colibri-imx6ull.c b/board/toradex/colibri-imx6ull/colibri-imx6ull.c index c9af44e30e..21addaf6ed 100644 --- a/board/toradex/colibri-imx6ull/colibri-imx6ull.c +++ b/board/toradex/colibri-imx6ull/colibri-imx6ull.c @@ -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, diff --git a/configs/colibri-imx6ull_defconfig b/configs/colibri-imx6ull_defconfig index 69305323f2..0440b4ed94 100644 --- a/configs/colibri-imx6ull_defconfig +++ b/configs/colibri-imx6ull_defconfig @@ -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