MIPS: BCM63XX: Expose the USBH/USBD clocks on BCM6328/BCM6368

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Patchwork: http://patchwork.linux-mips.org/patch/4022/
Signed-off-by: John Crispin <blogic@openwrt.org>

1 files changed, 20 insertions, 1 deletions

diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c
index 1db48adb543a..dff79ab6005e 100644
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -160,7 +160,9 @@ static struct clk clk_pcm = {
  */
 static void usbh_set(struct clk *clk, int enable)
 {
-        if (BCMCPU_IS_6348())
+        if (BCMCPU_IS_6328())
+                bcm_hwclock_set(CKCTL_6328_USBH_EN, enable);
+        else if (BCMCPU_IS_6348())
                 bcm_hwclock_set(CKCTL_6348_USBH_EN, enable);
         else if (BCMCPU_IS_6368())
                 bcm_hwclock_set(CKCTL_6368_USBH_EN, enable);
@@ -171,6 +173,21 @@ static struct clk clk_usbh = {
 };
 
 /*
+ * USB device clock
+ */
+static void usbd_set(struct clk *clk, int enable)
+{
+        if (BCMCPU_IS_6328())
+                bcm_hwclock_set(CKCTL_6328_USBD_EN, enable);
+        else if (BCMCPU_IS_6368())
+                bcm_hwclock_set(CKCTL_6368_USBD_EN, enable);
+}
+
+static struct clk clk_usbd = {
+        .set    = usbd_set,
+};
+
+/*
  * SPI clock
  */
 static void spi_set(struct clk *clk, int enable)
@@ -284,6 +301,8 @@ struct clk *clk_get(struct device *dev, const char *id)
                 return &clk_ephy;
         if (!strcmp(id, "usbh"))
                 return &clk_usbh;
+        if (!strcmp(id, "usbd"))
+                return &clk_usbd;
         if (!strcmp(id, "spi"))
                 return &clk_spi;
         if (!strcmp(id, "xtm"))