From 7a0d463f587b0c00f6abfd33d96fae9fdd0dc55a Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Mon, 4 Nov 2013 14:05:02 +0100 Subject: usb, g_dnl: make bcdDevice value configurable add the possibility to set the bcdDevice number board specific. Therefore the weak function g_dnl_get_board_bcd_device_number() is introduced. Used on the siemens boards. Signed-off-by: Heiko Schocher Acked-by: Lukasz Majewski Cc: Marek Vasut Cc: Kyungmin Park --- drivers/usb/gadget/g_dnl.c | 23 +++++++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-) (limited to 'drivers/usb/gadget') diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c index 8dc3d9f..dd95afe 100644 --- a/drivers/usb/gadget/g_dnl.c +++ b/drivers/usb/gadget/g_dnl.c @@ -147,6 +147,23 @@ int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) return 0; } +__weak int g_dnl_get_board_bcd_device_number(int gcnum) +{ + return gcnum; +} + +static int g_dnl_get_bcd_device_number(struct usb_composite_dev *cdev) +{ + struct usb_gadget *gadget = cdev->gadget; + int gcnum; + + gcnum = usb_gadget_controller_number(gadget); + if (gcnum > 0) + gcnum += 0x200; + + return g_dnl_get_board_bcd_device_number(gcnum); +} + static int g_dnl_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; @@ -181,11 +198,9 @@ static int g_dnl_bind(struct usb_composite_dev *cdev) if (ret) goto error; - gcnum = usb_gadget_controller_number(gadget); - - debug("gcnum: %d\n", gcnum); + gcnum = g_dnl_get_bcd_device_number(cdev); if (gcnum >= 0) - device_desc.bcdDevice = cpu_to_le16(0x0200 + gcnum); + device_desc.bcdDevice = cpu_to_le16(gcnum); else { debug("%s: controller '%s' not recognized\n", shortname, gadget->name); -- cgit v1.1 From 4498cf252bfd7f69a4e9aedd897306211a0be5af Mon Sep 17 00:00:00 2001 From: Piotr Wilczek Date: Thu, 21 Nov 2013 15:46:44 +0100 Subject: driver:usb:s3c_udc: add support for Exynos4x12 This patch add new defines for usb phy for Exynos4x12. Signed-off-by: Piotr Wilczek Signed-off-by: Kyungmin Park Signed-off-by: Minkyu Kang --- drivers/usb/gadget/regs-otg.h | 5 +++++ drivers/usb/gadget/s3c_udc_otg.c | 9 +++++++-- 2 files changed, 12 insertions(+), 2 deletions(-) (limited to 'drivers/usb/gadget') diff --git a/drivers/usb/gadget/regs-otg.h b/drivers/usb/gadget/regs-otg.h index 84bfcc5..ac5d112 100644 --- a/drivers/usb/gadget/regs-otg.h +++ b/drivers/usb/gadget/regs-otg.h @@ -226,6 +226,11 @@ struct s3c_usbotg_reg { #define CLK_SEL_12MHZ (0x2 << 0) #define CLK_SEL_48MHZ (0x0 << 0) +#define EXYNOS4X12_ID_PULLUP0 (0x01 << 3) +#define EXYNOS4X12_COMMON_ON_N0 (0x01 << 4) +#define EXYNOS4X12_CLK_SEL_12MHZ (0x02 << 0) +#define EXYNOS4X12_CLK_SEL_24MHZ (0x05 << 0) + /* Device Configuration Register DCFG */ #define DEV_SPEED_HIGH_SPEED_20 (0x0 << 0) #define DEV_SPEED_FULL_SPEED_20 (0x1 << 0) diff --git a/drivers/usb/gadget/s3c_udc_otg.c b/drivers/usb/gadget/s3c_udc_otg.c index 7e20209..ba17a04 100644 --- a/drivers/usb/gadget/s3c_udc_otg.c +++ b/drivers/usb/gadget/s3c_udc_otg.c @@ -167,8 +167,13 @@ void otg_phy_init(struct s3c_udc *dev) writel((readl(&phy->phypwr) &~(OTG_DISABLE_0 | ANALOG_PWRDOWN) &~FORCE_SUSPEND_0), &phy->phypwr); - writel((readl(&phy->phyclk) &~(ID_PULLUP0 | COMMON_ON_N0)) | - CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */ + if (s5p_cpu_id == 0x4412) + writel((readl(&phy->phyclk) & ~(EXYNOS4X12_ID_PULLUP0 | + EXYNOS4X12_COMMON_ON_N0)) | EXYNOS4X12_CLK_SEL_24MHZ, + &phy->phyclk); /* PLL 24Mhz */ + else + writel((readl(&phy->phyclk) & ~(ID_PULLUP0 | COMMON_ON_N0)) | + CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */ writel((readl(&phy->rstcon) &~(LINK_SW_RST | PHYLNK_SW_RST)) | PHY_SW_RST0, &phy->rstcon); -- cgit v1.1