Merge branch 'master' of git://git.denx.de/u-boot-mpc83xx

6 files changed, 257 insertions, 66 deletions

diff --git a/board/esd/vme8349/pci.c b/board/esd/vme8349/pci.c
index d15203c..94fd32a 100644
--- a/board/esd/vme8349/pci.c
+++ b/board/esd/vme8349/pci.c
@@ -2,6 +2,9 @@
  * pci.c -- esd VME8349 PCI board support.
  * Copyright (c) 2006 Wind River Systems, Inc.
  * Copyright (C) 2006-2009 Freescale Semiconductor, Inc.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
  *
  * Based on MPC8349 PCI support but w/o PIB related code.
  *
@@ -32,6 +35,7 @@
 #include <pci.h>
 #include <i2c.h>
 #include <asm/fsl_i2c.h>
+#include "vme8349pin.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -93,17 +97,22 @@ pci_init_board(void)
 	udelay(2000);
 
 	/*
-	 * Assert/deassert PCI reset
+	 * Assert/deassert VME reset
 	 */
-	setbits_be32(&immr->gpio[0].dat, 0x00800000);
-	setbits_be32(&immr->gpio[0].dir, 0x00800000);
-	setbits_be32(&immr->gpio[1].dir, 0x08800000);
+	clrsetbits_be32(&immr->gpio[1].dat,
+			GPIO2_TSI_POWERUP_RESET_N | GPIO2_TSI_PLL_RESET_N,
+			GPIO2_VME_RESET_N  | GPIO2_L_RESET_EN_N);
+	setbits_be32(&immr->gpio[1].dir, GPIO2_TSI_PLL_RESET_N |
+		     GPIO2_TSI_POWERUP_RESET_N |
+		     GPIO2_VME_RESET_N |
+		     GPIO2_L_RESET_EN_N);
+	clrbits_be32(&immr->gpio[1].dir, GPIO2_V_SCON);
 	udelay(200);
-	setbits_be32(&immr->gpio[1].dat, 0x08000000);
+	setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_PLL_RESET_N);
 	udelay(200);
-	setbits_be32(&immr->gpio[1].dat, 0x08800000);
+	setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_POWERUP_RESET_N);
 	udelay(600000);
-	clrbits_be32(&immr->gpio[1].dat, 0x00100000);
+	clrbits_be32(&immr->gpio[1].dat, GPIO2_L_RESET_EN_N);
 
 	/* Configure PCI Local Access Windows */
 	pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR;
@@ -114,6 +123,14 @@ pci_init_board(void)
 
 	udelay(2000);
 
-	if (monarch == 0)
+	if (monarch == 0) {
 		mpc83xx_pci_init(1, reg, 0);
+	} else {
+		/*
+		 * Release PCI RST Output signal
+		 */
+		out_be32(&immr->pci_ctrl[0].gcr, 0);
+		udelay(2000);
+		out_be32(&immr->pci_ctrl[0].gcr, 1);
+	}
 }
diff --git a/board/esd/vme8349/vme8349.c b/board/esd/vme8349/vme8349.c
index e3bc151..b0ebad7 100644
--- a/board/esd/vme8349/vme8349.c
+++ b/board/esd/vme8349/vme8349.c
@@ -38,63 +38,13 @@
 #endif
 #include <asm/io.h>
 #include <asm/mmu.h>
+#include <spd.h>
+#include <spd_sdram.h>
+#include <i2c.h>
+#include <netdev.h>
 
 void ddr_enable_ecc(unsigned int dram_size);
 
-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].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
-	im->sysconf.ddrlaw[0].ar  = LAWAR_EN | ((ddr_size_log2 - 1) &
-						LAWAR_SIZE);
-
-#if (CONFIG_SYS_DDR_SIZE == 512)
-	im->ddr.csbnds[0].csbnds = 0x0000001f;
-#else
-#warning Currently any DDR size other than 512MiB is not supported
-#endif
-	im->ddr.cs_config[0]     = CONFIG_SYS_DDR_CONFIG | 0x00330000;
-
-	/* currently we use only one CS, so disable the other banks */
-	im->ddr.csbnds[1].csbnds = 0x00000000;
-	im->ddr.csbnds[2].csbnds = 0x00000000;
-	im->ddr.csbnds[3].csbnds = 0x00000000;
-	im->ddr.cs_config[1] = 0;
-	im->ddr.cs_config[2] = 0;
-	im->ddr.cs_config[3] = 0;
-
-	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;
-	sync();
-	udelay(200);
-
-	/* enable DDR controller */
-	im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
-
-	return msize;
-}
-
 phys_size_t initdram(int board_type)
 {
 	volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
@@ -103,10 +53,10 @@ phys_size_t initdram(int board_type)
 	if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
 		return -1;
 
-	/* DDR SDRAM - Main SODIMM */
+	/* DDR SDRAM - Main memory */
 	im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
 
-	msize = fixed_sdram();
+	msize = spd_sdram();
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 	/*
@@ -124,17 +74,148 @@ phys_size_t initdram(int board_type)
 
 int checkboard(void)
 {
-	puts("Board: esd VME8349\n");
+#ifdef VME_CADDY2
+	puts("Board: esd VME-CADDY/2\n");
+#else
+	puts("Board: esd VME-CPU/8349\n");
+#endif
 
 	return 0;
 }
 
+#ifdef VME_CADDY2
+int board_eth_init(bd_t *bis)
+{
+	return pci_eth_init(bis);
+}
+#endif
+
 #if defined(CONFIG_OF_BOARD_SETUP)
 void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
+
 #ifdef CONFIG_PCI
 	ft_pci_setup(blob, bd);
 #endif
 }
 #endif
+
+int misc_init_r()
+{
+	immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+
+	clrsetbits_be32(&im->lbus.lcrr, LBCR_LDIS, 0);
+
+	return 0;
+}
+
+/*
+ * Provide SPD values for spd_sdram(). Both boards (VME-CADDY/2
+ * and VME-CADDY/2) have different SDRAM configurations.
+ */
+#ifdef VME_CADDY2
+#define SMALL_RAM	0xff
+#define LARGE_RAM	0x00
+#else
+#define SMALL_RAM	0x00
+#define LARGE_RAM	0xff
+#endif
+
+#define SPD_VAL(a, b)	(((a) & SMALL_RAM) | ((b) & LARGE_RAM))
+
+static spd_eeprom_t default_spd_eeprom = {
+	SPD_VAL(0x80, 0x80),	/* 00 use 128 Bytes */
+	SPD_VAL(0x07, 0x07),	/* 01 use 128 Bytes */
+	SPD_MEMTYPE_DDR2,	/* 02 type is DDR2 */
+	SPD_VAL(0x0d, 0x0d),	/* 03 rows: 13 */
+	SPD_VAL(0x09, 0x0a),	/* 04 cols:  9 / 10 */
+	SPD_VAL(0x00, 0x00),	/* 05 */
+	SPD_VAL(0x40, 0x40),	/* 06 */
+	SPD_VAL(0x00, 0x00),	/* 07 */
+	SPD_VAL(0x05, 0x05),	/* 08 */
+	SPD_VAL(0x30, 0x30),	/* 09 */
+	SPD_VAL(0x45, 0x45),	/* 10 */
+	SPD_VAL(0x02, 0x02),	/* 11 ecc used */
+	SPD_VAL(0x82, 0x82),	/* 12 */
+	SPD_VAL(0x10, 0x10),	/* 13 */
+	SPD_VAL(0x08, 0x08),	/* 14 */
+	SPD_VAL(0x00, 0x00),	/* 15 */
+	SPD_VAL(0x0c, 0x0c),	/* 16 */
+	SPD_VAL(0x04, 0x08),	/* 17 banks: 4 / 8 */
+	SPD_VAL(0x38, 0x38),	/* 18 */
+	SPD_VAL(0x00, 0x00),	/* 19 */
+	SPD_VAL(0x02, 0x02),	/* 20 */
+	SPD_VAL(0x00, 0x00),	/* 21 */
+	SPD_VAL(0x03, 0x03),	/* 22 */
+	SPD_VAL(0x3d, 0x3d),	/* 23 */
+	SPD_VAL(0x45, 0x45),	/* 24 */
+	SPD_VAL(0x50, 0x50),	/* 25 */
+	SPD_VAL(0x45, 0x45),	/* 26 */
+	SPD_VAL(0x3c, 0x3c),	/* 27 */
+	SPD_VAL(0x28, 0x28),	/* 28 */
+	SPD_VAL(0x3c, 0x3c),	/* 29 */
+	SPD_VAL(0x2d, 0x2d),	/* 30 */
+	SPD_VAL(0x20, 0x80),	/* 31 */
+	SPD_VAL(0x20, 0x20),	/* 32 */
+	SPD_VAL(0x27, 0x27),	/* 33 */
+	SPD_VAL(0x10, 0x10),	/* 34 */
+	SPD_VAL(0x17, 0x17),	/* 35 */
+	SPD_VAL(0x3c, 0x3c),	/* 36 */
+	SPD_VAL(0x1e, 0x1e),	/* 37 */
+	SPD_VAL(0x1e, 0x1e),	/* 38 */
+	SPD_VAL(0x00, 0x00),	/* 39 */
+	SPD_VAL(0x00, 0x06),	/* 40 */
+	SPD_VAL(0x37, 0x37),	/* 41 */
+	SPD_VAL(0x4b, 0x7f),	/* 42 */
+	SPD_VAL(0x80, 0x80),	/* 43 */
+	SPD_VAL(0x18, 0x18),	/* 44 */
+	SPD_VAL(0x22, 0x22),	/* 45 */
+	SPD_VAL(0x00, 0x00),	/* 46 */
+	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+	SPD_VAL(0x10, 0x10),	/* 62 */
+	SPD_VAL(0x7e, 0x1d),	/* 63 */
+	{ 'e', 's', 'd', '-', 'g', 'm', 'b', 'h' },
+	SPD_VAL(0x00, 0x00),	/* 72 */
+#ifdef VME_CADDY2
+	{ "vme-caddy/2 ram   " }
+#else
+	{ "vme-cpu/2 ram     " }
+#endif
+};
+
+int vme8349_read_spd(uchar chip, uint addr, int alen, uchar *buffer, int len)
+{
+	int old_bus = I2C_GET_BUS();
+	unsigned int l, sum;
+	int valid = 0;
+
+	I2C_SET_BUS(0);
+
+	if (i2c_read(chip, addr, alen, buffer, len) == 0)
+		if (memcmp(&buffer[64], &default_spd_eeprom.mid[0], 8) == 0) {
+			sum = 0;
+			for (l = 0; l < 63; l++)
+				sum = (sum + buffer[l]) & 0xff;
+			if (sum == buffer[63])
+				valid = 1;
+			else
+				printf("Invalid checksum in EEPROM %02x %02x\n",
+				       sum, buffer[63]);
+		}
+
+	if (valid == 0) {
+		memcpy(buffer, (void *)&default_spd_eeprom, len);
+		sum = 0;
+		for (l = 0; l < 63; l++)
+			sum = (sum + buffer[l]) & 0xff;
+		if (sum != buffer[63])
+			printf("Invalid checksum in FLASH %02x %02x\n",
+			       sum, buffer[63]);
+		buffer[63] = sum;
+	}
+
+	I2C_SET_BUS(old_bus);
+
+	return 0;
+}
diff --git a/board/esd/vme8349/vme8349pin.h b/board/esd/vme8349/vme8349pin.h
new file mode 100644
index 0000000..d1fd1b2
--- /dev/null
+++ b/board/esd/vme8349/vme8349pin.h
@@ -0,0 +1,36 @@
+/*
+ * vme8349pin.h -- esd VME8349 MPC8349 I/O pin definition.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#ifndef __VME8349PIN_H__
+#define __VME8349PIN_H__
+
+#define GPIO2_V_SCON		0x80000000 /* In:  from tsi148 1: is syscon */
+#define GPIO2_VME_RESET_N	0x20000000 /* Out: to tsi148                */
+#define GPIO2_TSI_PLL_RESET_N	0x08000000 /* Out: to tsi148                */
+#define GPIO2_TSI_POWERUP_RESET_N 0x00800000 /* Out: to tsi148              */
+#define GPIO2_L_RESET_EN_N	0x00100000 /* Out: 0:vme can assert cpu lrst*/
+
+#endif /* of ifndef __VME8349PIN_H__ */
diff --git a/board/freescale/mpc8315erdb/config.mk b/board/freescale/mpc8315erdb/config.mk
index f768264..bf972fb 100644
--- a/board/freescale/mpc8315erdb/config.mk
+++ b/board/freescale/mpc8315erdb/config.mk
@@ -1 +1,9 @@
+ifndef NAND_SPL
+ifeq ($(CONFIG_MK_NAND), y)
+TEXT_BASE = $(CONFIG_RAMBOOT_TEXT_BASE)
+endif
+endif
+
+ifndef TEXT_BASE
 TEXT_BASE = 0xFE000000
+endif
diff --git a/board/freescale/mpc8315erdb/mpc8315erdb.c b/board/freescale/mpc8315erdb/mpc8315erdb.c
index dea4d6f..d5e71dc 100644
--- a/board/freescale/mpc8315erdb/mpc8315erdb.c
+++ b/board/freescale/mpc8315erdb/mpc8315erdb.c
@@ -32,6 +32,8 @@
 #include <mpc83xx.h>
 #include <netdev.h>
 #include <asm/io.h>
+#include <ns16550.h>
+#include <nand.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -45,6 +47,8 @@ int board_early_init_f(void)
 	return 0;
 }
 
+#ifndef CONFIG_NAND_SPL
+
 static u8 read_board_info(void)
 {
 	u8 val8;
@@ -220,3 +224,41 @@ int board_eth_init(bd_t *bis)
 	cpu_eth_init(bis);	/* Initialize TSECs first */
 	return pci_eth_init(bis);
 }
+
+#else /* CONFIG_NAND_SPL */
+
+int checkboard(void)
+{
+	puts("Board: Freescale MPC8315ERDB\n");
+	return 0;
+}
+
+void board_init_f(ulong bootflag)
+{
+	board_early_init_f();
+	NS16550_init((NS16550_t)(CONFIG_SYS_IMMR + 0x4500),
+		     CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE);
+	puts("NAND boot... ");
+	init_timebase();
+	initdram(0);
+	relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC + 0x10000, (gd_t *)gd,
+		      CONFIG_SYS_NAND_U_BOOT_RELOC);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+	nand_boot();
+}
+
+void putc(char c)
+{
+	if (gd->flags & GD_FLG_SILENT)
+		return;
+
+	if (c == '\n')
+		NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), '\r');
+
+	NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), c);
+}
+
+#endif /* CONFIG_NAND_SPL */
diff --git a/board/freescale/mpc8315erdb/sdram.c b/board/freescale/mpc8315erdb/sdram.c
index ead7b1e..fe8ec1e 100644
--- a/board/freescale/mpc8315erdb/sdram.c
+++ b/board/freescale/mpc8315erdb/sdram.c
@@ -54,6 +54,7 @@ static void resume_from_sleep(void)
  * This is useful for faster booting in configs where the RAM is unlikely
  * to be changed, or for things like NAND booting where space is tight.
  */
+#ifndef CONFIG_SYS_RAMBOOT
 static long fixed_sdram(void)
 {
 	volatile immap_t *im = (volatile immap_t *)CONFIG_SYS_IMMR;
@@ -68,7 +69,7 @@ static long fixed_sdram(void)
 	 * Erratum DDR3 requires a 50ms delay after clearing DDRCDR[DDR_cfg],
 	 * or the DDR2 controller may fail to initialize correctly.
 	 */
-	udelay(50000);
+	__udelay(50000);
 
 	im->ddr.csbnds[0].csbnds = (msize - 1) >> 24;
 	im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
@@ -100,6 +101,12 @@ static long fixed_sdram(void)
 
 	return msize;
 }
+#else
+static long fixed_sdram(void)
+{
+	return CONFIG_SYS_DDR_SIZE * 1024 * 1024;
+}
+#endif /* CONFIG_SYS_RAMBOOT */
 
 phys_size_t initdram(int board_type)
 {