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| author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2015-02-20 17:04:05 +0900 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2015-02-21 08:23:51 -0500 |
| commit | 601fbec7cf815bc2b26ba2546ac5e8501fc7edae (patch) | |
| tree | 61c83cdadd3499fcbcf63feb39064ef4130afe3e /arch/arm/mach-davinci/et1011c.c | |
| parent | 09f455dca74973ef5e42311162c8dff7e83d44a2 (diff) | |
| download | u-boot-601fbec7cf815bc2b26ba2546ac5e8501fc7edae.tar.gz | |
ARM: davinci: move SoC sources to mach-davinci
Move
arch/arm/cpu/arm926ejs/davinci/* -> arch/arm/mach-davinci/*
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci/et1011c.c')
| -rw-r--r-- | arch/arm/mach-davinci/et1011c.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/et1011c.c b/arch/arm/mach-davinci/et1011c.c new file mode 100644 index 0000000000..151020d45a --- /dev/null +++ b/arch/arm/mach-davinci/et1011c.c @@ -0,0 +1,42 @@ +/* + * LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board. + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <net.h> +#include <miiphy.h> +#include <asm/arch/emac_defs.h> +#include "../../../drivers/net/davinci_emac.h" + +#ifdef CONFIG_DRIVER_TI_EMAC + +#ifdef CONFIG_CMD_NET + +/* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */ + +#define MII_PHY_CONFIG_REG 22 + +/* PHY Config bits */ +#define PHY_SYS_CLK_EN (1 << 4) + +int et1011c_get_link_speed(int phy_addr) +{ + u_int16_t data; + + if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) { + davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data); + /* Enable 125MHz clock sourced from PHY */ + davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG, + data | PHY_SYS_CLK_EN); + return (1); + } + return (0); +} + +#endif /* CONFIG_CMD_NET */ + +#endif /* CONFIG_DRIVER_ETHER */ |