From: Ajay Bhargav <ajay.bhargav@einfochips.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v6 3/3] Armada100: Enable 88E3015 PHY support for GplugD
Date: Thu, 8 Sep 2011 16:12:57 +0530 [thread overview]
Message-ID: <1315478577-8696-3-git-send-email-ajay.bhargav@einfochips.com> (raw)
In-Reply-To: <n>
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>
---
Changes for v2:
- Not changed
Changes for v3:
- code cleanup; removed unwated cast
Changes for v4:
- Not changed
Changes for v5:
- Coding style cleanup
Changes for v6:
- Not changed
board/Marvell/gplugd/gplugd.c | 33 +++++++++++++++++++++++++++++++++
include/configs/gplugd.h | 14 ++++++++++++++
2 files changed, 47 insertions(+), 0 deletions(-)
diff --git a/board/Marvell/gplugd/gplugd.c b/board/Marvell/gplugd/gplugd.c
index 8560b3f..b4f7f81 100644
--- a/board/Marvell/gplugd/gplugd.c
+++ b/board/Marvell/gplugd/gplugd.c
@@ -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 */
diff --git a/include/configs/gplugd.h b/include/configs/gplugd.h
index 3ad2de5..5f72163 100644
--- a/include/configs/gplugd.h
+++ b/include/configs/gplugd.h
@@ -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
--
1.7.0.4
next reply other threads:[~2011-09-08 10:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-08 10:42 Ajay Bhargav [this message]
2011-09-13 12:54 ` [U-Boot] [PATCH v6 3/3] Armada100: Enable 88E3015 PHY support for GplugD Prafulla Wadaskar
2011-09-13 13:21 ` Marek Vasut
2011-09-13 13:18 ` Ajay Bhargav
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