diff options
Diffstat (limited to 'drivers/phy/renesas/phy-rcar-gen3-usb2.c')
| -rw-r--r-- | drivers/phy/renesas/phy-rcar-gen3-usb2.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c index 54c34298a000..f8c7ce89d8d7 100644 --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c @@ -22,6 +22,7 @@ #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> +#include <linux/string.h> #include <linux/workqueue.h> /******* USB2.0 Host registers (original offset is +0x200) *******/ @@ -64,6 +65,7 @@ USB2_OBINT_IDDIGCHG) /* VBCTRL */ +#define USB2_VBCTRL_OCCLREN BIT(16) #define USB2_VBCTRL_DRVVBUSSEL BIT(8) /* LINECTRL1 */ @@ -194,7 +196,7 @@ static void rcar_gen3_init_from_a_peri_to_a_host(struct rcar_gen3_chan *ch) val = readl(usb2_base + USB2_OBINTEN); writel(val & ~USB2_OBINT_BITS, usb2_base + USB2_OBINTEN); - rcar_gen3_enable_vbus_ctrl(ch, 0); + rcar_gen3_enable_vbus_ctrl(ch, 1); rcar_gen3_init_for_host(ch); writel(val | USB2_OBINT_BITS, usb2_base + USB2_OBINTEN); @@ -233,9 +235,9 @@ static ssize_t role_store(struct device *dev, struct device_attribute *attr, */ is_b_device = rcar_gen3_check_id(ch); is_host = rcar_gen3_is_host(ch); - if (!strncmp(buf, "host", strlen("host"))) + if (sysfs_streq(buf, "host")) new_mode_is_host = true; - else if (!strncmp(buf, "peripheral", strlen("peripheral"))) + else if (sysfs_streq(buf, "peripheral")) new_mode_is_host = false; else return -EINVAL; @@ -278,6 +280,7 @@ static void rcar_gen3_init_otg(struct rcar_gen3_chan *ch) u32 val; val = readl(usb2_base + USB2_VBCTRL); + val &= ~USB2_VBCTRL_OCCLREN; writel(val | USB2_VBCTRL_DRVVBUSSEL, usb2_base + USB2_VBCTRL); writel(USB2_OBINT_BITS, usb2_base + USB2_OBINTSTA); val = readl(usb2_base + USB2_OBINTEN); |