summaryrefslogtreecommitdiff
path: root/board/karo/tk71/tk71.c
diff options
context:
space:
mode:
authorMarek Vasut <marex@denx.de>2012-07-03 03:02:20 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-07-07 14:07:33 +0200
commit0ec005fe00b9057fd16531f44146c9e363bb7861 (patch)
tree9c1acb4455eef8aa39599574b8538b5c7066ded9 /board/karo/tk71/tk71.c
parent0c25defccdc0461bf6695d7e0fe3091c9da8778e (diff)
downloadu-boot-imx-0ec005fe00b9057fd16531f44146c9e363bb7861.zip
u-boot-imx-0ec005fe00b9057fd16531f44146c9e363bb7861.tar.gz
u-boot-imx-0ec005fe00b9057fd16531f44146c9e363bb7861.tar.bz2
Kirkwood: Add support for Ka-Ro TK71
Signed-off-by: Marek Vasut <marex@denx.de> Cc: Prafulla Wadaskar <prafulla@marvell.com> Cc: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'board/karo/tk71/tk71.c')
-rw-r--r--board/karo/tk71/tk71.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/board/karo/tk71/tk71.c b/board/karo/tk71/tk71.c
new file mode 100644
index 0000000..96410d7
--- /dev/null
+++ b/board/karo/tk71/tk71.c
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2012 Marek Vasut <marex@denx.de>
+ * on behalf of DENX Software Engineering GmbH
+ *
+ * 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/cpu.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/arch/mpp.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define TK71_OE_LOW (~0)
+#define TK71_OE_HIGH (~0)
+#define TK71_OE_VAL_LOW (0)
+#define TK71_OE_VAL_HIGH (0)
+
+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(TK71_OE_VAL_LOW,
+ TK71_OE_VAL_HIGH,
+ TK71_OE_LOW, TK71_OE_HIGH);
+
+ /* Multi-Purpose Pins Functionality configuration */
+ u32 kwmpp_config[] = {
+ MPP0_NF_IO2,
+ MPP1_NF_IO3,
+ MPP2_NF_IO4,
+ MPP3_NF_IO5,
+ MPP4_NF_IO6,
+ MPP5_NF_IO7,
+ MPP6_SYSRST_OUTn,
+ MPP7_GPO,
+ MPP8_TW_SDA,
+ MPP9_TW_SCK,
+ MPP10_UART0_TXD,
+ MPP11_UART0_RXD,
+ MPP12_SD_CLK,
+ MPP13_SD_CMD,
+ MPP14_SD_D0,
+ MPP15_SD_D1,
+ MPP16_SD_D2,
+ MPP17_SD_D3,
+ MPP18_NF_IO0,
+ MPP19_NF_IO1,
+ MPP20_GE1_0,
+ MPP21_GE1_1,
+ MPP22_GE1_2,
+ MPP23_GE1_3,
+ MPP24_GE1_4,
+ MPP25_GE1_5,
+ MPP26_GE1_6,
+ MPP27_GE1_7,
+ MPP28_GPIO,
+ MPP29_GPIO,
+ MPP30_GE1_10,
+ MPP31_GE1_11,
+ MPP32_GE1_12,
+ MPP33_GE1_13,
+ MPP34_GPIO,
+ MPP35_GPIO,
+ MPP36_GPIO,
+ MPP37_GPIO,
+ MPP38_GPIO,
+ MPP39_GPIO,
+ MPP40_GPIO,
+ MPP41_GPIO,
+ MPP42_GPIO,
+ MPP43_GPIO,
+ MPP44_GPIO,
+ MPP45_GPIO,
+ MPP46_GPIO,
+ MPP47_GPIO,
+ MPP48_GPIO,
+ MPP49_GPIO,
+ 0
+ };
+ kirkwood_mpp_conf(kwmpp_config, NULL);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /*
+ * arch number of board
+ */
+ gd->bd->bi_arch_number = CONFIG_MACH_TYPE;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
+#ifdef CONFIG_CMD_NET
+
+#define MV88E1116_MAC_CTRL2_REG 21
+#define MV88E1116_PGADR_REG 22
+#define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
+#define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
+
+static void mv_phy_88e1118_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("88E1118 Initialized on %s\n", name);
+}
+
+/* Configure and enable Switch and PHY */
+void reset_phy(void)
+{
+ /* configure and initialize PHY */
+ mv_phy_88e1118_init("egiga0");
+
+}
+#endif