From: Andreas Bießmann <andreas.devel@googlemail.com>
Date: Fri, 25 May 2012 10:29:32 +0000 (+0200)
Subject: avr32:grasshopper: fix PHY initialisation
X-Git-Tag: v2012.07-rc1~40^2~1
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=eba00ab4050bd1b39f20ed1186181ab727085bfc;p=u-boot

avr32:grasshopper: fix PHY initialisation

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
---

diff --git a/board/in-circuit/grasshopper/grasshopper.c b/board/in-circuit/grasshopper/grasshopper.c
index 475a759b7a..222fe43958 100644
--- a/board/in-circuit/grasshopper/grasshopper.c
+++ b/board/in-circuit/grasshopper/grasshopper.c
@@ -72,6 +72,13 @@ int board_early_init_f(void)
 	portmux_enable_usart0(PORTMUX_DRIVE_MIN);
 	portmux_enable_usart1(PORTMUX_DRIVE_MIN);
 #if defined(CONFIG_MACB)
+	/* set PHY reset and pwrdown to low */
+	portmux_select_gpio(PORTMUX_PORT_B, (1 << 29) | (1 << 30),
+		PORTMUX_DIR_OUTPUT | PORTMUX_INIT_LOW);
+	udelay(100);
+	/* release PHYs reset */
+	gpio_set_value(GPIO_PIN_PB(29), 1);
+
 	portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_LOW);
 #endif