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authorAjay Bhargav <[ajay.bhargav@einfochips.com]>2011-09-13 22:22:13 +0530
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-09-30 22:00:53 +0200
commit47e75d72bc1ced0e8fd3e3e231304bfaa3e86540 (patch)
tree6ec5e10ce20040563cfe67e675d45ff69ec3a0bd /board/Marvell
parentaa0ecfeb9d60d82e095daa0d6271f77b2c25d3fb (diff)
downloadu-boot-linaro-stable-47e75d72bc1ced0e8fd3e3e231304bfaa3e86540.tar.gz
Armada100: Enable 88E3015 PHY support for GplugD
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>
Diffstat (limited to 'board/Marvell')
-rw-r--r--board/Marvell/gplugd/gplugd.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/board/Marvell/gplugd/gplugd.c b/board/Marvell/gplugd/gplugd.c
index 8560b3f10..b4f7f8158 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 */