mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 09:30:10 +00:00
f0f3762cb7
Taking into account the Amlogic Family name starts with GX, including the GXBB, GXL and GXM SoCs. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2016 BayLibre, SAS
|
|
* Author: Neil Armstrong <narmstrong@baylibre.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/gx.h>
|
|
#include <asm/arch/eth.h>
|
|
#include <phy.h>
|
|
|
|
/* Configure the Ethernet MAC with the requested interface mode
|
|
* with some optional flags.
|
|
*/
|
|
void meson_gx_eth_init(phy_interface_t mode, unsigned int flags)
|
|
{
|
|
switch (mode) {
|
|
case PHY_INTERFACE_MODE_RGMII:
|
|
case PHY_INTERFACE_MODE_RGMII_ID:
|
|
case PHY_INTERFACE_MODE_RGMII_RXID:
|
|
case PHY_INTERFACE_MODE_RGMII_TXID:
|
|
/* Set RGMII mode */
|
|
setbits_le32(GX_ETH_REG_0, GX_ETH_REG_0_PHY_INTF |
|
|
GX_ETH_REG_0_TX_PHASE(1) |
|
|
GX_ETH_REG_0_TX_RATIO(4) |
|
|
GX_ETH_REG_0_PHY_CLK_EN |
|
|
GX_ETH_REG_0_CLK_EN);
|
|
break;
|
|
|
|
case PHY_INTERFACE_MODE_RMII:
|
|
/* Set RMII mode */
|
|
out_le32(GX_ETH_REG_0, GX_ETH_REG_0_INVERT_RMII_CLK |
|
|
GX_ETH_REG_0_CLK_EN);
|
|
|
|
/* Use GXL RMII Internal PHY */
|
|
if (IS_ENABLED(CONFIG_MESON_GXL) &&
|
|
(flags & MESON_GXL_USE_INTERNAL_RMII_PHY)) {
|
|
writel(0x10110181, GX_ETH_REG_2);
|
|
writel(0xe40908ff, GX_ETH_REG_3);
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
printf("Invalid Ethernet interface mode\n");
|
|
return;
|
|
}
|
|
|
|
/* Enable power and clock gate */
|
|
setbits_le32(GX_GCLK_MPEG_1, GX_GCLK_MPEG_1_ETH);
|
|
clrbits_le32(GX_MEM_PD_REG_0, GX_MEM_PD_REG_0_ETH_MASK);
|
|
}
|