Hello.
On 29-01-2013 11:41, Bob Liu wrote:
This patch makes musb can work on blackfin bf60x series platform.
Bf60x uses MHDRC RTL version 2.0 musb ip core which don't need a lot of blackfin
specific anomalies anymore.
Signed-off-by: Bob Liu <[email protected]>
---
drivers/usb/musb/Kconfig | 2 +-
drivers/usb/musb/blackfin.c | 52 ++++++++++++++++++++++++++++--------------
drivers/usb/musb/musb_core.c | 6 +++--
drivers/usb/musb/musb_core.h | 2 +-
drivers/usb/musb/musb_dma.h | 2 +-
drivers/usb/musb/musb_io.h | 2 +-
drivers/usb/musb/musb_regs.h | 2 +-
drivers/usb/musb/musbhsdma.c | 2 +-
drivers/usb/musb/musbhsdma.h | 2 +-
10 files changed, 52 insertions(+), 26 deletions(-)
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 23a0b7f..4d416bc 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -60,7 +60,7 @@ config USB_MUSB_DSPS
config USB_MUSB_BLACKFIN
tristate "Blackfin"
- depends on (BF54x && !BF544) || (BF52x && ! BF522 && !BF523)
+ depends on (BF54x && !BF544) || (BF52x && ! BF522 && !BF523) || (BF60x)
Why parens around BF60x?
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 14dab9f..74dd8cf 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
[...]
@@ -523,18 +542,12 @@ static int bfin_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int bfin_suspend(struct device *dev)
{
- struct bfin_glue *glue = dev_get_drvdata(dev);
- struct musb *musb = glue_to_musb(glue);
-
- if (is_host_active(musb))
- /*
- * During hibernate gpio_vrsel will change from high to low
- * low which will generate wakeup event resume the system
- * immediately. Set it to 0 before hibernate to avoid this
- * wakeup event.
- */
- gpio_set_value(musb->config->gpio_vrsel, 0);
-
+#ifdef CONFIG_BF60x
+ int aphy = 0;
Need empty line here.
+ aphy = bfin_read_USB_APHY_CNTRL();
Why init to 0 if you immediately override it?
@@ -542,7 +555,12 @@ static int bfin_resume(struct device *dev)
{
struct bfin_glue *glue = dev_get_drvdata(dev);
struct musb *musb = glue_to_musb(glue);
-
+#ifdef CONFIG_BF60x
+ int aphy;
Need empty line here.
+ aphy = bfin_read_USB_APHY_CNTRL();
+ bfin_write_USB_APHY_CNTRL(aphy | 0x2);
+ SSYNC();
+#endif
bfin_musb_reg_init(musb);
return 0;
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index f1c6c54..4dd18a9 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -226,7 +226,7 @@ static struct usb_phy_io_ops musb_ulpi_access = {
/*-------------------------------------------------------------------------*/
-#if !defined(CONFIG_USB_MUSB_TUSB6010) && !defined(CONFIG_USB_MUSB_BLACKFIN)
+#if !defined(CONFIG_USB_MUSB_TUSB6010) && (!defined(CONFIG_USB_MUSB_BLACKFIN)
|| CONFIG_BF60x)
You mean defined(CONFIG_BF60x)? Otherwise it's not correct.
WBR, Sergei
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