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https://github.com/brain-hackers/u-boot-brain
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kc1: MUSB USB controller and fastboot USB gadget support
This adds support for the MUSB USB dual-role controller in peripheral mode, with configuration options for the fastboot USB gadget. At this point, flashing the internal eMMC is support. Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
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@ -8,6 +8,9 @@
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#include <config.h>
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#include <config.h>
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#include <common.h>
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#include <common.h>
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#include <linux/ctype.h>
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#include <linux/usb/musb.h>
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#include <asm/omap_musb.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/mmc_host_def.h>
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#include <asm/arch/mmc_host_def.h>
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#include <asm/gpio.h>
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#include <asm/gpio.h>
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@ -21,6 +24,26 @@ const struct omap_sysinfo sysinfo = {
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.board_string = "kc1"
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.board_string = "kc1"
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};
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};
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static struct musb_hdrc_config musb_config = {
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.multipoint = 1,
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.dyn_fifo = 1,
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.num_eps = 16,
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.ram_bits = 12
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};
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static struct omap_musb_board_data musb_board_data = {
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.interface_type = MUSB_INTERFACE_UTMI,
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};
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static struct musb_hdrc_platform_data musb_platform_data = {
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.mode = MUSB_PERIPHERAL,
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.config = &musb_config,
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.power = 100,
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.platform_ops = &omap2430_ops,
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.board_data = &musb_board_data,
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};
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void set_muxconf_regs(void)
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void set_muxconf_regs(void)
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{
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{
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do_set_mux((*ctrl)->control_padconf_core_base, core_padconf_array,
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do_set_mux((*ctrl)->control_padconf_core_base, core_padconf_array,
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@ -66,6 +89,10 @@ int misc_init_r(void)
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omap_die_id_serial();
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omap_die_id_serial();
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/* MUSB */
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musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE);
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return 0;
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return 0;
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}
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}
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@ -87,6 +87,10 @@ const struct pad_conf_entry core_padconf_array[] = {
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{ UNIPRO_RY1, (IEN | DIS | M3) }, /* gpio_178 */
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{ UNIPRO_RY1, (IEN | DIS | M3) }, /* gpio_178 */
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{ UNIPRO_RX2, (IDIS | DIS | M7) }, /* safe_mode */
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{ UNIPRO_RX2, (IDIS | DIS | M7) }, /* safe_mode */
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{ UNIPRO_RY2, (IDIS | DIS | M7) }, /* safe_mode */
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{ UNIPRO_RY2, (IDIS | DIS | M7) }, /* safe_mode */
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/* USBA0_OTG */
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{ USBA0_OTG_CE, (IDIS | PTD | M0) }, /* usba0_otg_ce */
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{ USBA0_OTG_DP, (IEN | DIS | M0) }, /* usba0_otg_dp */
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{ USBA0_OTG_DM, (IEN | DIS | M0) }, /* usba0_otg_dm */
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};
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};
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#endif
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#endif
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@ -10,3 +10,5 @@ CONFIG_CMD_GPIO=y
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# CONFIG_CMD_SETEXPR is not set
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# CONFIG_CMD_SETEXPR is not set
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# CONFIG_CMD_NFS is not set
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# CONFIG_CMD_NFS is not set
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CONFIG_SYS_NS16550=y
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CONFIG_SYS_NS16550=y
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CONFIG_USB=y
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CONFIG_USB_MUSB_GADGET=y
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@ -171,6 +171,41 @@
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#define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, \
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#define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, \
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115200 }
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115200 }
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/*
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* USB gadget
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*/
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#define CONFIG_USB_MUSB_PIO_ONLY
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#define CONFIG_USB_MUSB_OMAP2PLUS
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#define CONFIG_USB_GADGET
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#define CONFIG_USB_GADGET_DUALSPEED
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#define CONFIG_USB_GADGET_VBUS_DRAW 0
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/*
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* Download
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*/
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#define CONFIG_USB_GADGET_DOWNLOAD
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#define CONFIG_G_DNL_VENDOR_NUM 0x0451
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#define CONFIG_G_DNL_PRODUCT_NUM 0xd022
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#define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
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/*
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* Fastboot
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*/
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#define CONFIG_USB_FUNCTION_FASTBOOT
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#define CONFIG_FASTBOOT_BUF_ADDR CONFIG_SYS_LOAD_ADDR
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#define CONFIG_FASTBOOT_BUF_SIZE 0x2000000
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#define CONFIG_FASTBOOT_FLASH
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#define CONFIG_FASTBOOT_FLASH_MMC_DEV 0
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#define CONFIG_CMD_FASTBOOT
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/*
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/*
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* Environment
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* Environment
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*/
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*/
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