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- From 98848106b9558244ae36a85229caabcdb57d0f7b Mon Sep 17 00:00:00 2001
- From: Jonas Gorski <[email protected]>
- Date: Fri, 23 Sep 2016 13:58:14 +0200
- Subject: [PATCH 2/4] clearfog: reset usom onboard 1512 phy
- Use GPIO19 which is wired to the uSOM phy reset signal in order to reset
- the uSOM's 88E81512 gigabit Ethernet phy.
- This GPIO is valid on ClearFog rev 2.1 and newer.
- Signed-off-by: Rabeeh Khoury <[email protected]>
- [jonas.gorski: adapted to upstream u-boot code]
- Signed-off-by: Jonas Gorski <[email protected]>
- ---
- board/solidrun/clearfog/clearfog.c | 4 ++++
- 1 file changed, 4 insertions(+)
- diff --git a/board/solidrun/clearfog/clearfog.c b/board/solidrun/clearfog/clearfog.c
- index 2773f5957e..3a8257cac3 100644
- --- a/board/solidrun/clearfog/clearfog.c
- +++ b/board/solidrun/clearfog/clearfog.c
- @@ -131,8 +131,12 @@ int board_init(void)
- /* Toggle GPIO41 to reset onboard switch and phy */
- clrbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
- clrbits_le32(MVEBU_GPIO1_BASE + 0x4, BIT(9));
- + /* GPIO 19 on ClearFog rev 2.1 controls the uSOM onboard phy reset */
- + clrbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
- + clrbits_le32(MVEBU_GPIO0_BASE + 0x4, BIT(19));
- mdelay(1);
- setbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
- + setbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
- mdelay(10);
-
- /* Init I2C IO expanders */
- --
- 2.12.2
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