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Armada100: Enable 88E3015 PHY support for GplugD

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This patch adds support for 88E3015 PHY for Marvell GplugD board.
This patch depends on series of patch which adds support for Marvell
GuruPlug-Display.

Signed-off-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
This commit is contained in:
Ajay Bhargav 2011-09-13 22:22:13 +05:30 committed by Albert ARIBAUD
parent aa0ecfeb9d
commit 47e75d72bc
2 changed files with 47 additions and 0 deletions
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33
board/Marvell/gplugd/gplugd.c
View File

@ -32,6 +32,8 @@
#include <mvmfp.h>
#include <asm/arch/mfp.h>
#include <asm/arch/armada100.h>
#include <asm/gpio.h>
#include <miiphy.h>
#ifdef CONFIG_ARMADA100_FEC
#include <net.h>
@ -83,6 +85,11 @@ int board_init(void)
gd->bd->bi_arch_number = MACH_TYPE_SHEEVAD;
/* adress of boot parameters */
gd->bd->bi_boot_params = armd1_sdram_base(0) + 0x100;
/* Assert PHY_RST# */
gpio_direction_output(CONFIG_SYS_GPIO_PHY_RST, GPIO_LOW);
udelay(10);
/* Deassert PHY_RST# */
gpio_set_value(CONFIG_SYS_GPIO_PHY_RST, GPIO_HIGH);
return 0;
}
@ -97,4 +104,30 @@ int board_eth_init(bd_t *bis)
return armada100_fec_register(ARMD1_FEC_BASE);
}
#ifdef CONFIG_RESET_PHY_R
/* Configure and initialize PHY chip 88E3015 */
void reset_phy(void)
{
u16 phy_adr;
const char *name = "armd-fec0";
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xff, 0xff, &phy_adr)) {
printf("Err..%s could not read PHY dev address\n", __func__);
return;
}
/* Set Ethernet LED in TX blink mode */
miiphy_write(name, phy_adr, PHY_LED_MAN_REG, 0x00);
miiphy_write(name, phy_adr, PHY_LED_PAR_SEL_REG, PHY_LED_VAL);
/* reset the phy */
miiphy_reset(name, phy_adr);
debug("88E3015 Initialized on %s\n", name);
}
#endif /* CONFIG_RESET_PHY_R */
#endif /* CONFIG_ARMADA100_FEC */

14
include/configs/gplugd.h
View File

@ -77,6 +77,20 @@
#define CONFIG_BOOTP_DHCP_REQUEST_DELAY 50000
#endif /* CONFIG_CMD_NET */
/* GPIO Support */
#define CONFIG_MARVELL_GPIO
/* PHY configuration */
#define CONFIG_MII
#define CONFIG_CMD_MII
#define CONFIG_RESET_PHY_R
/* 88E3015 register definition */
#define PHY_LED_PAR_SEL_REG 22
#define PHY_LED_MAN_REG 25
#define PHY_LED_VAL 0x5b /* LINK LED1, ACT LED2 */
/* GPIO Configuration for PHY */
#define CONFIG_SYS_GPIO_PHY_RST 104 /* GPIO104 */
/*
* mv-common.h should be defined after CMD configs since it used them
* to enable certain macros