This patch adds support for USB and enables 'ums' command on Trats2 board.
Signed-off-by: Piotr Wilczek p.wilczek@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com CC: Minkyu Kang mk7.kang@samsung.com
Acked-by: Jaehoon Chung jh80.chung@samsung.com --- This patch depends on the lated u-boot-usb/master.
Changes for v3: - no changes
Changes for v2: - rebased on current USB tree - removed unnecessary pmic probing
board/samsung/trats2/trats2.c | 92 +++++++++++++++++++++++++++++++++++++++++ include/configs/trats2.h | 18 ++++++++ 2 files changed, 110 insertions(+)
diff --git a/board/samsung/trats2/trats2.c b/board/samsung/trats2/trats2.c index d44d825..41a7310 100644 --- a/board/samsung/trats2/trats2.c +++ b/board/samsung/trats2/trats2.c @@ -25,6 +25,9 @@ #include <power/max77693_fg.h> #include <libtizen.h> #include <errno.h> +#include <usb.h> +#include <usb/s3c_udc.h> +#include <usb_mass_storage.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -308,6 +311,95 @@ int board_mmc_init(bd_t *bis) return err0 & err2; }
+#ifdef CONFIG_USB_GADGET +static int s5pc210_phy_control(int on) +{ + int ret = 0; + unsigned int val; + struct pmic *p, *p_pmic, *p_muic; + + p_pmic = pmic_get("MAX77686_PMIC"); + if (!p_pmic) + return -ENODEV; + + if (pmic_probe(p_pmic)) + return -1; + + p_muic = pmic_get("MAX77693_MUIC"); + if (!p_muic) + return -ENODEV; + + if (pmic_probe(p_muic)) + return -1; + + if (on) { + ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_ON); + if (ret) + return -1; + + p = pmic_get("MAX77693_PMIC"); + if (!p) + return -ENODEV; + + if (pmic_probe(p)) + return -1; + + /* SAFEOUT */ + ret = pmic_reg_read(p, MAX77693_SAFEOUT, &val); + if (ret) + return -1; + + val |= MAX77693_ENSAFEOUT1; + ret = pmic_reg_write(p, MAX77693_SAFEOUT, val); + if (ret) + return -1; + + /* PATH: USB */ + ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1, + MAX77693_MUIC_CTRL1_DN1DP2); + + } else { + ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_LPM); + if (ret) + return -1; + + /* PATH: UART */ + ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1, + MAX77693_MUIC_CTRL1_UT1UR2); + } + + if (ret) + return -1; + + + return 0; +} + +struct s3c_plat_otg_data s5pc210_otg_data = { + .phy_control = s5pc210_phy_control, + .regs_phy = EXYNOS4X12_USBPHY_BASE, + .regs_otg = EXYNOS4X12_USBOTG_BASE, + .usb_phy_ctrl = EXYNOS4X12_USBPHY_CONTROL, + .usb_flags = PHY0_SLEEP, +}; + +int board_usb_init(int index, enum usb_init_type init) +{ + debug("USB_udc_probe\n"); + return s3c_udc_probe(&s5pc210_otg_data); +} + +#ifdef CONFIG_USB_CABLE_CHECK +int usb_cable_connected(void) +{ + struct pmic *muic = pmic_get("MAX77693_MUIC"); + int cable_connected = muic->chrg->chrg_type(muic); + + return !!cable_connected; +} +#endif +#endif + static int pmic_init_max77686(void) { struct pmic *p = pmic_get("MAX77686_PMIC"); diff --git a/include/configs/trats2.h b/include/configs/trats2.h index 0e93836..66b1c95 100644 --- a/include/configs/trats2.h +++ b/include/configs/trats2.h @@ -113,6 +113,16 @@ #define CONFIG_CMD_EXT4 #define CONFIG_CMD_EXT4_WRITE
+/* USB Composite download gadget - g_dnl */ +#define CONFIG_USBDOWNLOAD_GADGET +#define CONFIG_DFU_FUNCTION +#define CONFIG_DFU_MMC + +/* USB Samsung's IDs */ +#define CONFIG_G_DNL_VENDOR_NUM 0x04E8 +#define CONFIG_G_DNL_PRODUCT_NUM 0x6601 +#define CONFIG_G_DNL_MANUFACTURER "Samsung" + /* To use the TFTPBOOT over USB, Please enable the CONFIG_CMD_NET */ #undef CONFIG_CMD_NET
@@ -293,6 +303,11 @@ #define CONFIG_POWER_MUIC_MAX77693 #define CONFIG_POWER_FG_MAX77693 #define CONFIG_POWER_BATTERY_TRATS2 +#define CONFIG_USB_GADGET +#define CONFIG_USB_GADGET_S3C_UDC_OTG +#define CONFIG_USB_GADGET_DUALSPEED +#define CONFIG_USB_GADGET_VBUS_DRAW 2 +#define CONFIG_USB_CABLE_CHECK
/* LCD */ #define CONFIG_EXYNOS_FB @@ -305,6 +320,9 @@ #define CONFIG_VIDEO_BMP_GZIP #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE ((500 * 250 * 4) + (1 << 12))
+#define CONFIG_CMD_USB_MASS_STORAGE +#define CONFIG_USB_GADGET_MASS_STORAGE + /* Pass open firmware flat tree */ #define CONFIG_OF_LIBFDT 1