aboutsummaryrefslogtreecommitdiff
path: root/board/Marvell/dreamplug/dreamplug.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/Marvell/dreamplug/dreamplug.c')
-rw-r--r--board/Marvell/dreamplug/dreamplug.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/board/Marvell/dreamplug/dreamplug.c b/board/Marvell/dreamplug/dreamplug.c
new file mode 100644
index 000000000..13b401361
--- /dev/null
+++ b/board/Marvell/dreamplug/dreamplug.c
@@ -0,0 +1,151 @@
+/*
+ * (C) Copyright 2011
+ * Jason Cooper <u-boot@lakedaemon.net>
+ *
+ * Based on work by:
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Siddarth Gore <gores@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <miiphy.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/arch/mpp.h>
+#include "dreamplug.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ /*
+ * default gpio configuration
+ * There are maximum 64 gpios controlled through 2 sets of registers
+ * the below configuration configures mainly initial LED status
+ */
+ kw_config_gpio(DREAMPLUG_OE_VAL_LOW,
+ DREAMPLUG_OE_VAL_HIGH,
+ DREAMPLUG_OE_LOW, DREAMPLUG_OE_HIGH);
+
+ /* Multi-Purpose Pins Functionality configuration */
+ u32 kwmpp_config[] = {
+ MPP0_SPI_SCn, /* SPI Flash */
+ MPP1_SPI_MOSI,
+ MPP2_SPI_SCK,
+ MPP3_SPI_MISO,
+ MPP4_NF_IO6,
+ MPP5_NF_IO7,
+ MPP6_SYSRST_OUTn,
+ MPP7_GPO,
+ MPP8_TW_SDA,
+ MPP9_TW_SCK,
+ MPP10_UART0_TXD, /* Serial */
+ MPP11_UART0_RXD,
+ MPP12_SD_CLK, /* SDIO Slot */
+ MPP13_SD_CMD,
+ MPP14_SD_D0,
+ MPP15_SD_D1,
+ MPP16_SD_D2,
+ MPP17_SD_D3,
+ MPP18_NF_IO0,
+ MPP19_NF_IO1,
+ MPP20_GE1_0, /* Gigabit Ethernet */
+ MPP21_GE1_1,
+ MPP22_GE1_2,
+ MPP23_GE1_3,
+ MPP24_GE1_4,
+ MPP25_GE1_5,
+ MPP26_GE1_6,
+ MPP27_GE1_7,
+ MPP28_GE1_8,
+ MPP29_GE1_9,
+ MPP30_GE1_10,
+ MPP31_GE1_11,
+ MPP32_GE1_12,
+ MPP33_GE1_13,
+ MPP34_GE1_14,
+ MPP35_GE1_15,
+ MPP36_GPIO, /* 7 external GPIO pins (36 - 45) */
+ MPP37_GPIO,
+ MPP38_GPIO,
+ MPP39_GPIO,
+ MPP40_TDM_SPI_SCK,
+ MPP41_TDM_SPI_MISO,
+ MPP42_TDM_SPI_MOSI,
+ MPP43_GPIO,
+ MPP44_GPIO,
+ MPP45_GPIO,
+ MPP46_GPIO,
+ MPP47_GPIO, /* Bluetooth LED */
+ MPP48_GPIO, /* Wifi LED */
+ MPP49_GPIO, /* Wifi AP LED */
+ 0
+ };
+ kirkwood_mpp_conf(kwmpp_config);
+ return 0;
+}
+
+int board_init(void)
+{
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
+#ifdef CONFIG_RESET_PHY_R
+void mv_phy_88e1116_init(char *name)
+{
+ u16 reg;
+ u16 devadr;
+
+ if (miiphy_set_current_dev(name))
+ return;
+
+ /* command to read PHY dev address */
+ if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
+ printf("Err..%s could not read PHY dev address\n",
+ __func__);
+ return;
+ }
+
+ /*
+ * Enable RGMII delay on Tx and Rx for CPU port
+ * Ref: sec 4.7.2 of chip datasheet
+ */
+ miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
+ miiphy_read(name, devadr, MV88E1116_MAC_CTRL2_REG, &reg);
+ reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
+ miiphy_write(name, devadr, MV88E1116_MAC_CTRL2_REG, reg);
+ miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
+
+ /* reset the phy */
+ miiphy_reset(name, devadr);
+
+ printf("88E1116 Initialized on %s\n", name);
+}
+
+void reset_phy(void)
+{
+ /* configure and initialize both PHY's */
+ mv_phy_88e1116_init("egiga0");
+ mv_phy_88e1116_init("egiga1");
+}
+#endif /* CONFIG_RESET_PHY_R */