From c6a0f7f1356dd68a269dcfa34aae8f75a01ef7fe Mon Sep 17 00:00:00 2001
From: Wenyou Yang <wenyou.yang@atmel.com>
Date: Tue, 27 Sep 2016 11:00:33 +0800
Subject: [PATCH] usb: ehci-atmel: Remove unnecessary clock calling
MIME-Version: 1.0
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Due to the peripheral clock driver improvement, remove the
unnecessary clock calling.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas BieÃmann <andreas@biessmann.org>
---
drivers/usb/host/ehci-atmel.c | 15 ---------------
1 file changed, 15 deletions(-)
diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index 2b138c5153..a5c6d34974 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -56,9 +56,7 @@ struct ehci_atmel_priv {
static int ehci_atmel_enable_clk(struct udevice *dev)
{
- struct udevice *dev_clk;
struct clk clk;
- int periph;
int ret;
ret = clk_get_by_index(dev, 0, &clk);
@@ -73,19 +71,6 @@ static int ehci_atmel_enable_clk(struct udevice *dev)
if (ret)
return -EINVAL;
- periph = fdtdec_get_uint(gd->fdt_blob, clk.dev->of_offset, "reg", -1);
- if (periph < 0)
- return -EINVAL;
-
- dev_clk = dev_get_parent(clk.dev);
- if (!dev_clk)
- return -ENODEV;
-
- ret = clk_request(dev_clk, &clk);
- if (ret)
- return ret;
-
- clk.id = periph;
ret = clk_enable(&clk);
if (ret)
return ret;
--
2.39.5