Initial import of qemu-2.4.1HEADmaster

1 files changed, 29 insertions, 0 deletions

diff --git a/roms/u-boot/arch/arm/cpu/armv7/omap3/emac.c b/roms/u-boot/arch/arm/cpu/armv7/omap3/emac.c
new file mode 100644
index 00000000..37f4b8b4
--- /dev/null
+++ b/roms/u-boot/arch/arm/cpu/armv7/omap3/emac.c
@@ -0,0 +1,29 @@
+/*
+ *
+ * DaVinci EMAC initialization.
+ *
+ * (C) Copyright 2011, Ilya Yanok, Emcraft Systems
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <netdev.h>
+#include <asm/io.h>
+#include <asm/arch/am35x_def.h>
+
+/*
+ * Initializes on-chip ethernet controllers.
+ * to override, implement board_eth_init()
+ */
+int cpu_eth_init(bd_t *bis)
+{
+	u32 reset;
+
+	/* ensure that the module is out of reset */
+	reset = readl(&am35x_scm_general_regs->ip_sw_reset);
+	reset &= ~CPGMACSS_SW_RST;
+	writel(reset, &am35x_scm_general_regs->ip_sw_reset);
+
+	return davinci_emac_initialize();
+}