From: "Ivan T. Ivanov" <iivanov@xxxxxxxxxx>
Use enum usb_dr_mode and drop default usb_dr_mode from platform data.
USB DT bindings states: dr_mode: "...In case this attribute isn't
passed via DT, USB DRD controllers should default to OTG...",
so remove redundand field.
Signed-off-by: Ivan T. Ivanov <iivanov@xxxxxxxxxx>
Acked-by: David Brown <davidb@xxxxxxxxxxxxxx>
---
arch/arm/mach-msm/board-msm7x30.c | 2 +-
arch/arm/mach-msm/board-qsd8x50.c | 2 +-
drivers/usb/phy/phy-msm-usb.c | 41 ++++++++++++++++-----------------------
include/linux/usb/msm_hsusb.h | 20 +------------------
4 files changed, 20 insertions(+), 45 deletions(-)
diff --git a/arch/arm/mach-msm/board-msm7x30.c b/arch/arm/mach-msm/board-msm7x30.c
index 46de789..0c4c200 100644
--- a/arch/arm/mach-msm/board-msm7x30.c
+++ b/arch/arm/mach-msm/board-msm7x30.c
@@ -95,7 +95,7 @@ static int hsusb_phy_clk_reset(struct clk *phy_clk)
static struct msm_otg_platform_data msm_otg_pdata = {
.phy_init_seq = hsusb_phy_init_seq,
- .mode = USB_PERIPHERAL,
+ .mode = USB_DR_MODE_PERIPHERAL,
.otg_control = OTG_PHY_CONTROL,
.link_clk_reset = hsusb_link_clk_reset,
.phy_clk_reset = hsusb_phy_clk_reset,
diff --git a/arch/arm/mach-msm/board-qsd8x50.c b/arch/arm/mach-msm/board-qsd8x50.c
index 9169ec3..4c74861 100644
--- a/arch/arm/mach-msm/board-qsd8x50.c
+++ b/arch/arm/mach-msm/board-qsd8x50.c
@@ -116,7 +116,7 @@ static int hsusb_phy_clk_reset(struct clk *phy_clk)
static struct msm_otg_platform_data msm_otg_pdata = {
.phy_init_seq = hsusb_phy_init_seq,
- .mode = USB_PERIPHERAL,
+ .mode = USB_DR_MODE_PERIPHERAL,
.otg_control = OTG_PHY_CONTROL,
.link_clk_reset = hsusb_link_clk_reset,
.phy_clk_reset = hsusb_phy_clk_reset,
diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c
index 1629247..b87f33a 100644
--- a/drivers/usb/phy/phy-msm-usb.c
+++ b/drivers/usb/phy/phy-msm-usb.c
@@ -348,10 +348,10 @@ static int msm_otg_reset(struct usb_phy *phy)
if (pdata->otg_control == OTG_PHY_CONTROL) {
val = readl(USB_OTGSC);
- if (pdata->mode == USB_OTG) {
+ if (pdata->mode == USB_DR_MODE_OTG) {
ulpi_val = ULPI_INT_IDGRD | ULPI_INT_SESS_VALID;
val |= OTGSC_IDIE | OTGSC_BSVIE;
- } else if (pdata->mode == USB_PERIPHERAL) {
+ } else if (pdata->mode == USB_DR_MODE_PERIPHERAL) {
ulpi_val = ULPI_INT_SESS_VALID;
val |= OTGSC_BSVIE;
}
@@ -637,7 +637,7 @@ static int msm_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
* Fail host registration if this board can support
* only peripheral configuration.
*/
- if (motg->pdata->mode == USB_PERIPHERAL) {
+ if (motg->pdata->mode == USB_DR_MODE_PERIPHERAL) {
dev_info(otg->phy->dev, "Host mode is not supported\n");
return -ENODEV;
}
@@ -666,7 +666,7 @@ static int msm_otg_set_host(struct usb_otg *otg, struct usb_bus *host)
* Kick the state machine work, if peripheral is not supported
* or peripheral is already registered with us.
*/
- if (motg->pdata->mode == USB_HOST || otg->gadget) {
+ if (motg->pdata->mode == USB_DR_MODE_HOST || otg->gadget) {
pm_runtime_get_sync(otg->phy->dev);
schedule_work(&motg->sm_work);
}
@@ -710,7 +710,7 @@ static int msm_otg_set_peripheral(struct usb_otg *otg,
* Fail peripheral registration if this board can support
* only host configuration.
*/
- if (motg->pdata->mode == USB_HOST) {
+ if (motg->pdata->mode == USB_DR_MODE_HOST) {
dev_info(otg->phy->dev, "Peripheral mode is not supported\n");
return -ENODEV;
}
@@ -735,7 +735,7 @@ static int msm_otg_set_peripheral(struct usb_otg *otg,
* Kick the state machine work, if host is not supported
* or host is already registered with us.
*/
- if (motg->pdata->mode == USB_PERIPHERAL || otg->host) {
+ if (motg->pdata->mode == USB_DR_MODE_PERIPHERAL || otg->host) {
pm_runtime_get_sync(otg->phy->dev);
schedule_work(&motg->sm_work);
}
@@ -1056,7 +1056,7 @@ static void msm_otg_init_sm(struct msm_otg *motg)
u32 otgsc = readl(USB_OTGSC);
switch (pdata->mode) {
- case USB_OTG:
+ case USB_DR_MODE_OTG:
if (pdata->otg_control == OTG_PHY_CONTROL) {
if (otgsc & OTGSC_ID)
set_bit(ID, &motg->inputs);
@@ -1068,21 +1068,14 @@ static void msm_otg_init_sm(struct msm_otg *motg)
else
clear_bit(B_SESS_VLD, &motg->inputs);
} else if (pdata->otg_control == OTG_USER_CONTROL) {
- if (pdata->default_mode == USB_HOST) {
- clear_bit(ID, &motg->inputs);
- } else if (pdata->default_mode == USB_PERIPHERAL) {
- set_bit(ID, &motg->inputs);
- set_bit(B_SESS_VLD, &motg->inputs);
- } else {
set_bit(ID, &motg->inputs);
clear_bit(B_SESS_VLD, &motg->inputs);
- }
}
break;
- case USB_HOST:
+ case USB_DR_MODE_HOST:
clear_bit(ID, &motg->inputs);
break;
- case USB_PERIPHERAL:
+ case USB_DR_MODE_PERIPHERAL:
set_bit(ID, &motg->inputs);
if (otgsc & OTGSC_BSV)
set_bit(B_SESS_VLD, &motg->inputs);
@@ -1258,7 +1251,7 @@ static ssize_t msm_otg_mode_write(struct file *file, const char __user *ubuf,
char buf[16];
struct usb_otg *otg = motg->phy.otg;
int status = count;
- enum usb_mode_type req_mode;
+ enum usb_dr_mode req_mode;
memset(buf, 0x00, sizeof(buf));
@@ -1268,18 +1261,18 @@ static ssize_t msm_otg_mode_write(struct file *file, const char __user *ubuf,
}
if (!strncmp(buf, "host", 4)) {
- req_mode = USB_HOST;
+ req_mode = USB_DR_MODE_HOST;
} else if (!strncmp(buf, "peripheral", 10)) {
- req_mode = USB_PERIPHERAL;
+ req_mode = USB_DR_MODE_PERIPHERAL;
} else if (!strncmp(buf, "none", 4)) {
- req_mode = USB_NONE;
+ req_mode = USB_DR_MODE_UNKNOWN;
} else {
status = -EINVAL;
goto out;
}
switch (req_mode) {
- case USB_NONE:
+ case USB_DR_MODE_UNKNOWN:
switch (otg->phy->state) {
case OTG_STATE_A_HOST:
case OTG_STATE_B_PERIPHERAL:
@@ -1290,7 +1283,7 @@ static ssize_t msm_otg_mode_write(struct file *file, const char __user *ubuf,
goto out;
}
break;
- case USB_PERIPHERAL:
+ case USB_DR_MODE_PERIPHERAL:
switch (otg->phy->state) {
case OTG_STATE_B_IDLE:
case OTG_STATE_A_HOST:
@@ -1301,7 +1294,7 @@ static ssize_t msm_otg_mode_write(struct file *file, const char __user *ubuf,
goto out;
}
break;
- case USB_HOST:
+ case USB_DR_MODE_HOST:
switch (otg->phy->state) {
case OTG_STATE_B_IDLE:
case OTG_STATE_B_PERIPHERAL:
@@ -1516,7 +1509,7 @@ static int msm_otg_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, motg);
device_init_wakeup(&pdev->dev, 1);
- if (motg->pdata->mode == USB_OTG &&
+ if (motg->pdata->mode == USB_DR_MODE_OTG &&
motg->pdata->otg_control == OTG_USER_CONTROL) {
ret = msm_otg_debugfs_init(motg);
if (ret)
diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h
index 8705b01..72c5830 100644
--- a/include/linux/usb/msm_hsusb.h
+++ b/include/linux/usb/msm_hsusb.h
@@ -23,21 +23,6 @@
#include <linux/clk.h>
/**
- * Supported USB modes
- *
- * USB_PERIPHERAL Only peripheral mode is supported.
- * USB_HOST Only host mode is supported.
- * USB_OTG OTG mode is supported.
- *
- */
-enum usb_mode_type {
- USB_NONE = 0,
- USB_PERIPHERAL,
- USB_HOST,
- USB_OTG,
-};
-
-/**
* OTG control
*
* OTG_NO_CONTROL Id/VBUS notifications not required. Useful in host
@@ -121,8 +106,6 @@ enum usb_chg_type {
* @power_budget: VBUS power budget in mA (0 will be treated as 500mA).
* @mode: Supported mode (OTG/peripheral/host).
* @otg_control: OTG switch controlled by user/Id pin
- * @default_mode: Default operational mode. Applicable only if
- * OTG switch is controller by user.
* @pclk_src_name: pclk is derived from ebi1_usb_clk in case of 7x27 and 8k
* dfab_usb_hs_clk in case of 8660 and 8960.
*/
@@ -130,9 +113,8 @@ struct msm_otg_platform_data {
int *phy_init_seq;
void (*vbus_power)(bool on);
unsigned power_budget;
- enum usb_mode_type mode;
+ enum usb_dr_mode mode;
enum otg_control_type otg_control;
- enum usb_mode_type default_mode;
enum msm_usb_phy_type phy_type;
void (*setup_gpio)(enum usb_otg_state state);
char *pclk_src_name;
--
1.8.3.2
--
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