powerpc: 83xx: add support for the kmeter1 board
This patch adds support for the kmeter1 board from Keymile,
based on a Freescale MPC8360 CPU.
- serial console on UART 1
- 256 MB DDR2 RAM
- 64 MB NOR Flash
- Ethernet RMII Mode over UCC4
- PHY SMSC LAN8700
Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/board/keymile/kmeter1/kmeter1.c b/board/keymile/kmeter1/kmeter1.c
new file mode 100644
index 0000000..f9a59a64
--- /dev/null
+++ b/board/keymile/kmeter1/kmeter1.c
@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2006 Freescale Semiconductor, Inc.
+ * Dave Liu <daveliu@freescale.com>
+ *
+ * Copyright (C) 2007 Logic Product Development, Inc.
+ * Peter Barada <peterb@logicpd.com>
+ *
+ * Copyright (C) 2007 MontaVista Software, Inc.
+ * Anton Vorontsov <avorontsov@ru.mvista.com>
+ *
+ * (C) Copyright 2008
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * 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.
+ */
+
+#include <common.h>
+#include <ioports.h>
+#include <mpc83xx.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <asm/io.h>
+#include <asm/mmu.h>
+#include <pci.h>
+#include <libfdt.h>
+
+const qe_iop_conf_t qe_iop_conf_tab[] = {
+ /* port pin dir open_drain assign */
+
+ /* MDIO */
+ {0, 1, 3, 0, 2}, /* MDIO */
+ {0, 2, 1, 0, 1}, /* MDC */
+
+ /* UCC4 - UEC */
+ {1, 14, 1, 0, 1}, /* TxD0 */
+ {1, 15, 1, 0, 1}, /* TxD1 */
+ {1, 20, 2, 0, 1}, /* RxD0 */
+ {1, 21, 2, 0, 1}, /* RxD1 */
+ {1, 18, 1, 0, 1}, /* TX_EN */
+ {1, 26, 2, 0, 1}, /* RX_DV */
+ {1, 27, 2, 0, 1}, /* RX_ER */
+ {1, 24, 2, 0, 1}, /* COL */
+ {1, 25, 2, 0, 1}, /* CRS */
+ {2, 15, 2, 0, 1}, /* TX_CLK - CLK16 */
+ {2, 16, 2, 0, 1}, /* RX_CLK - CLK17 */
+
+ /* DUART - UART2 */
+ {5, 0, 1, 0, 2}, /* UART2_SOUT */
+ {5, 2, 1, 0, 1}, /* UART2_RTS */
+ {5, 3, 2, 0, 2}, /* UART2_SIN */
+ {5, 1, 2, 0, 3}, /* UART2_CTS */
+
+ /* END of table */
+ {0, 0, 0, 0, QE_IOP_TAB_END},
+};
+
+int board_early_init_r (void)
+{
+ void *reg = (void *)(CONFIG_SYS_IMMR + 0x14a8);
+ u32 val;
+
+ /*
+ * Because of errata in the UCCs, we have to write to the reserved
+ * registers to slow the clocks down.
+ */
+ val = in_be32 (reg);
+ /* UCC1 */
+ val |= 0x00003000;
+ /* UCC2 */
+ val |= 0x0c000000;
+ out_be32 (reg, val);
+ /* enable the PHY on the PIGGY */
+ setbits (8, (void *)(CONFIG_SYS_PIGGY_BASE + 0x10003), 0x01);
+
+ return 0;
+}
+
+int fixed_sdram(void)
+{
+ volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+ u32 msize = 0;
+ u32 ddr_size;
+ u32 ddr_size_log2;
+
+ msize = CONFIG_SYS_DDR_SIZE;
+ for (ddr_size = msize << 20, ddr_size_log2 = 0;
+ (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
+ if (ddr_size & 1)
+ return -1;
+ }
+
+ im->sysconf.ddrlaw[0].ar =
+ LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
+
+ im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
+ im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
+ im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
+ im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
+ im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
+ im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
+ im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
+ im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
+ im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
+ im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
+ udelay (200);
+ im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
+
+ return msize;
+}
+
+phys_size_t initdram (int board_type)
+{
+#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
+ extern void ddr_enable_ecc (unsigned int dram_size);
+#endif
+ volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+ u32 msize = 0;
+
+ if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
+ return -1;
+
+ /* DDR SDRAM - Main SODIMM */
+ im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
+ msize = fixed_sdram ();
+
+#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
+ /*
+ * Initialize DDR ECC byte
+ */
+ ddr_enable_ecc (msize * 1024 * 1024);
+#endif
+
+ /* return total bus SDRAM size(bytes) -- DDR */
+ return (msize * 1024 * 1024);
+}
+
+int checkboard (void)
+{
+ puts ("Board: Keymile kmeter1\n");
+ return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup (void *blob, bd_t *bd)
+{
+ ft_cpu_setup (blob, bd);
+}
+#endif