From: Lukasz Majewski <l.majewski@samsung.com>
Date: Thu, 12 May 2016 11:19:17 +0000 (+0200)
Subject: TPL: TM2: usb3: Configure usb3 drd phy clocks
X-Git-Tag: submit/tizen/20160810.050017~17
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4aa197dcd7c7ec5aa0748af5bb31c4c51288f3f1;p=platform%2Fkernel%2Fu-boot.git

TPL: TM2: usb3: Configure usb3 drd phy clocks

Proper values have been dumped from Linux kernel.
For initial TPL support it is sufficient to add them as
hardcoded one.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---

diff --git a/board/samsung/tm2/tm2.c b/board/samsung/tm2/tm2.c
index e2b6c8e9cd..a355fe33f0 100644
--- a/board/samsung/tm2/tm2.c
+++ b/board/samsung/tm2/tm2.c
@@ -126,7 +126,19 @@ int board_usb_init(int index, enum usb_init_type init)
 		return -ENODEV;
 	}
 
+#ifndef CONFIG_TPL_TM2
 	set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN);
+#else
+	/*
+	 * Below values are taken from similar driver
+	 * running on Linux kernel
+	 */
+	writel(0x0007770b, (void *)0x10030634);
+	writel(0x00000011, (void *)0x156e0208);
+	writel(0x01101001, (void *)0x156e0204);
+	writel(0x00000101, (void *)0x10030234);
+	writel(0x00000001, (void *)0x105c0704);
+#endif
 	exynos5_usb3_phy_init(phy);
 
 	return dwc3_uboot_init(&dwc3_device_data);