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authorTony Lindgren <tony@atomide.com>2014-11-24 11:05:01 -0800
committerFelipe Balbi <balbi@ti.com>2014-11-25 08:47:06 -0600
commitcc92f6818f6e771d02ab5025262760d1a21aae95 (patch)
tree773f10563ad8884bb4c3a64ef0936e6b899b6697 /drivers/usb/musb/blackfin.c
parent9d506fc6d2cdafdec5ce605036f5eeec9fd59657 (diff)
usb: musb: Populate new IO functions for blackfin
Populate new IO functions for blackfin Cc: Bryan Wu <cooloney@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/blackfin.c')
-rw-r--r--drivers/usb/musb/blackfin.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index f23ce40b4d64..ed1524a40642 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -33,6 +33,41 @@ struct bfin_glue {
};
#define glue_to_musb(g) platform_get_drvdata(g->musb)
+static u32 bfin_fifo_offset(u8 epnum)
+{
+ return USB_OFFSET(USB_EP0_FIFO) + (epnum * 8);
+}
+
+static u8 bfin_readb(const void __iomem *addr, unsigned offset)
+{
+ return (u8)(bfin_read16(addr + offset));
+}
+
+static u16 bfin_readw(const void __iomem *addr, unsigned offset)
+{
+ return bfin_read16(addr + offset);
+}
+
+static u32 bfin_readl(const void __iomem *addr, unsigned offset)
+{
+ return (u32)(bfin_read16(addr + offset));
+}
+
+static void bfin_writeb(void __iomem *addr, unsigned offset, u8 data)
+{
+ bfin_write16(addr + offset, (u16)data);
+}
+
+static void bfin_writew(void __iomem *addr, unsigned offset, u16 data)
+{
+ bfin_write16(addr + offset, data);
+}
+
+static void binf_writel(void __iomem *addr, unsigned offset, u32 data)
+{
+ bfin_write16(addr + offset, (u16)data);
+}
+
/*
* Load an endpoint's FIFO
*/
@@ -433,6 +468,14 @@ static const struct musb_platform_ops bfin_ops = {
.init = bfin_musb_init,
.exit = bfin_musb_exit,
+ .readb = bfin_readb,
+ .writeb = bfin_writeb,
+ .readw = bfin_readw,
+ .writew = bfin_writew,
+ .readl = bfin_readl,
+ .writel = bfin_writel,
+ .read_fifo = musb_read_fifo,
+ .write_fifo = musb_write_fifo,
.enable = bfin_musb_enable,
.disable = bfin_musb_disable,