Add initial support for the ALPR board from Prodrive
NAND needs some additional testing
Patch by Heiko Schocher, 15 Aug 2006
diff --git a/board/prodrive/alpr/Makefile b/board/prodrive/alpr/Makefile
new file mode 100644
index 0000000..8fc6009
--- /dev/null
+++ b/board/prodrive/alpr/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS = $(BOARD).o fpga.o nand.o
+SOBJS = init.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend *~
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c
new file mode 100644
index 0000000..4f250c4
--- /dev/null
+++ b/board/prodrive/alpr/alpr.c
@@ -0,0 +1,283 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * 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
+ */
+
+
+#include <common.h>
+#include <asm/processor.h>
+#include <spd_sdram.h>
+#include <ppc4xx_enet.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern int alpr_fpga_init(void);
+
+int board_early_init_f (void)
+{
+ unsigned long mfr;
+
+ /*-------------------------------------------------------------------------+
+ | Initialize EBC CONFIG
+ +-------------------------------------------------------------------------*/
+ mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
+ EBC_CFG_PTD_ENABLE | EBC_CFG_RTC_64PERCLK |
+ EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS |
+ EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_NONDEFAULT |
+ EBC_CFG_PME_DISABLE | EBC_CFG_PR_32);
+
+ /*--------------------------------------------------------------------
+ * Setup the interrupt controller polarities, triggers, etc.
+ *-------------------------------------------------------------------*/
+ mtdcr (uic0sr, 0xffffffff); /* clear all */
+ mtdcr (uic0er, 0x00000000); /* disable all */
+ mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */
+ mtdcr (uic0pr, 0xfffffe13); /* per ref-board manual */
+ mtdcr (uic0tr, 0x01c00008); /* per ref-board manual */
+ mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (uic0sr, 0xffffffff); /* clear all */
+
+ mtdcr (uic1sr, 0xffffffff); /* clear all */
+ mtdcr (uic1er, 0x00000000); /* disable all */
+ mtdcr (uic1cr, 0x00000000); /* all non-critical */
+ mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */
+ mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */
+ mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (uic1sr, 0xffffffff); /* clear all */
+
+ mtdcr (uic2sr, 0xffffffff); /* clear all */
+ mtdcr (uic2er, 0x00000000); /* disable all */
+ mtdcr (uic2cr, 0x00000000); /* all non-critical */
+ mtdcr (uic2pr, 0xffffffff); /* per ref-board manual */
+ mtdcr (uic2tr, 0x00ff8c0f); /* per ref-board manual */
+ mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (uic2sr, 0xffffffff); /* clear all */
+
+ mtdcr (uicb0sr, 0xfc000000); /* clear all */
+ mtdcr (uicb0er, 0x00000000); /* disable all */
+ mtdcr (uicb0cr, 0x00000000); /* all non-critical */
+ mtdcr (uicb0pr, 0xfc000000); /* */
+ mtdcr (uicb0tr, 0x00000000); /* */
+ mtdcr (uicb0vr, 0x00000001); /* */
+ mfsdr (sdr_mfr, mfr);
+ mfr &= ~SDR0_MFR_ECS_MASK;
+
+ return 0;
+}
+
+int checkboard (void)
+{
+ char *s = getenv ("serial#");
+
+ printf ("Board: ALPR");
+ if (s != NULL) {
+ puts (", serial# ");
+ puts (s);
+ }
+ putc ('\n');
+
+ return (0);
+}
+
+#if defined(CFG_DRAM_TEST)
+int testdram (void)
+{
+ uint *pstart = (uint *) 0x00000000;
+ uint *pend = (uint *) 0x08000000;
+ uint *p;
+
+ for (p = pstart; p < pend; p++)
+ *p = 0xaaaaaaaa;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ for (p = pstart; p < pend; p++)
+ *p = 0x55555555;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+ printf ("SDRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+ return 0;
+}
+#endif
+
+/*************************************************************************
+ * pci_pre_init
+ *
+ * This routine is called just prior to registering the hose and gives
+ * the board the opportunity to check things. Returning a value of zero
+ * indicates that things are bad & PCI initialization should be aborted.
+ *
+ * Different boards may wish to customize the pci controller structure
+ * (add regions, override default access routines, etc) or perform
+ * certain pre-initialization actions.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
+int pci_pre_init(struct pci_controller * hose )
+{
+ unsigned long strap;
+
+ /*--------------------------------------------------------------------------+
+ * The ocotea board is always configured as the host & requires the
+ * PCI arbiter to be enabled.
+ *--------------------------------------------------------------------------*/
+ mfsdr(sdr_sdstp1, strap);
+ if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
+ printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
+ return 0;
+ }
+
+ /* FPGA Init */
+ alpr_fpga_init ();
+
+ return 1;
+}
+#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
+
+/*************************************************************************
+ * pci_target_init
+ *
+ * The bootstrap configuration provides default settings for the pci
+ * inbound map (PIM). But the bootstrap config choices are limited and
+ * may not be sufficient for a given board.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+void pci_target_init(struct pci_controller * hose )
+{
+ /*--------------------------------------------------------------------------+
+ * Disable everything
+ *--------------------------------------------------------------------------*/
+ out32r( PCIX0_PIM0SA, 0 ); /* disable */
+ out32r( PCIX0_PIM1SA, 0 ); /* disable */
+ out32r( PCIX0_PIM2SA, 0 ); /* disable */
+ out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */
+
+ /*--------------------------------------------------------------------------+
+ * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping
+ * options to not support sizes such as 128/256 MB.
+ *--------------------------------------------------------------------------*/
+ out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE );
+ out32r( PCIX0_PIM0LAH, 0 );
+ out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 );
+
+ out32r( PCIX0_BAR0, 0 );
+
+ /*--------------------------------------------------------------------------+
+ * Program the board's subsystem id/vendor id
+ *--------------------------------------------------------------------------*/
+ out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID );
+ out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID );
+
+ out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
+}
+#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+
+/*************************************************************************
+ * is_pci_host
+ *
+ * This routine is called to determine if a pci scan should be
+ * performed. With various hardware environments (especially cPCI and
+ * PPMC) it's insufficient to depend on the state of the arbiter enable
+ * bit in the strap register, or generic host/adapter assumptions.
+ *
+ * Rather than hard-code a bad assumption in the general 440 code, the
+ * 440 pci code requires the board to decide at runtime.
+ *
+ * Return 0 for adapter mode, non-zero for host (monarch) mode.
+ *
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI)
+int is_pci_host(struct pci_controller *hose)
+{
+ /* The ocotea board is always configured as host. */
+ return(1);
+}
+#endif /* defined(CONFIG_PCI) */
+
+/*************************************************************************
+ * pci_master_init
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+void pci_master_init(struct pci_controller *hose)
+{
+ unsigned short temp_short;
+#if 0
+ /*--------------------------------------------------------------------------+
+ | Write the PowerPC440 PCI Configuration regs.
+ | Enable PowerPC440 to be a master on the PCI bus (PMM).
+ | Enable PowerPC440 to act as a PCI memory target (PTM).
+ +--------------------------------------------------------------------------*/
+ pci_read_config_word(0, PCI_COMMAND, &temp_short);
+ pci_write_config_word(0, PCI_COMMAND,
+ temp_short | PCI_COMMAND_MASTER |
+ PCI_COMMAND_MEMORY);
+#endif
+#if 1
+ /*--------------------------------------------------------------------------+
+ | PowerPC440 PCI Master configuration.
+ | Map PLB/processor addresses to PCI memory space.
+ | PLB address 0xA0000000-0xCFFFFFFF ==> PCI address 0x80000000-0xCFFFFFFF
+ | Use byte reversed out routines to handle endianess.
+ | Make this region non-prefetchable.
+ +--------------------------------------------------------------------------*/
+ out32r( PCIX0_POM0SA, 0 ); /* disable */
+ out32r( PCIX0_POM1SA, 0 ); /* disable */
+ out32r( PCIX0_POM2SA, 0 ); /* disable */
+
+ out32r(PCIX0_POM0LAL, CFG_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIX0_POM0LAH, 0x00000003); /* PMM0 Local Address */
+ out32r(PCIX0_POM0PCIAL, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIX0_POM0PCIAH, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIX0_POM0SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
+
+ out32r(PCIX0_POM1LAL, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIX0_POM1LAH, 0x00000003); /* PMM0 Local Address */
+ out32r(PCIX0_POM1PCIAL, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIX0_POM1PCIAH, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIX0_POM1SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
+
+#endif
+}
+#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+
+#ifdef CONFIG_POST
+/*
+ * Returns 1 if keys pressed to start the power-on long-running tests
+ * Called from board_init_f().
+ */
+int post_hotkeys_pressed(void)
+{
+
+ return (ctrlc());
+}
+#endif
diff --git a/board/prodrive/alpr/config.mk b/board/prodrive/alpr/config.mk
new file mode 100644
index 0000000..9e18335
--- /dev/null
+++ b/board/prodrive/alpr/config.mk
@@ -0,0 +1,44 @@
+#
+# (C) Copyright 2004
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# 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
+#
+
+#
+# AMCC 440GX Reference Platform (Ocotea) board
+#
+
+#TEXT_BASE = 0xFFFE0000
+
+ifeq ($(ramsym),1)
+TEXT_BASE = 0x07FD0000
+else
+TEXT_BASE = 0xFFFC0000
+endif
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
+endif
diff --git a/board/prodrive/alpr/fpga.c b/board/prodrive/alpr/fpga.c
new file mode 100644
index 0000000..78307b4
--- /dev/null
+++ b/board/prodrive/alpr/fpga.c
@@ -0,0 +1,264 @@
+/*
+ * (C) Copyright 2006
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de
+ *
+ * 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
+ *
+ */
+
+/*
+ * Altera FPGA configuration support for the ALPR computer from prodrive
+ */
+
+#include <common.h>
+#include <altera.h>
+#include <ACEX1K.h>
+#include <command.h>
+#include <asm-ppc/processor.h>
+#include <ppc440.h>
+#include "fpga.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if (CONFIG_FPGA)
+
+#ifdef FPGA_DEBUG
+#define PRINTF(fmt,args...) printf (fmt ,##args)
+#else
+#define PRINTF(fmt,args...)
+#endif
+
+static unsigned long regval;
+
+#define SET_GPIO_REG_0(reg, bit) {\
+ regval = in32(reg);\
+ regval &= ~(0x80000000 >> bit);\
+ out32(reg, regval);\
+ }
+
+#define SET_GPIO_REG_1(reg, bit) {\
+ regval = in32(reg);\
+ regval |= (0x80000000 >> bit);\
+ out32(reg, regval);\
+ }
+
+#define GPIO_CLK_PIN 0x00002000
+#define GPIO_CLK_PIN_I 0xffffdfff
+#define GPIO_DAT_PIN 0x00001000
+#define GPIO_DAT_PIN_I 0xffffefff
+#define GPIO_CLKDAT_PIN_I 0xffffcfff
+
+#define SET_GPIO_CLK_0 out32(GPIO0_OR, in32(GPIO0_OR) & GPIO_CLK_PIN_I);
+#define SET_GPIO_CLK_1 out32(GPIO0_OR, in32(GPIO0_OR) | GPIO_CLK_PIN);
+#define SET_GPIO_DAT_0 out32(GPIO0_OR, in32(GPIO0_OR) & GPIO_DAT_PIN_I);
+#define SET_GPIO_DAT_1 out32(GPIO0_OR, in32(GPIO0_OR) | GPIO_DAT_PIN);
+
+#define SET_GPIO_0(bit) SET_GPIO_REG_0(GPIO0_OR, bit)
+#define SET_GPIO_1(bit) SET_GPIO_REG_1(GPIO0_OR, bit)
+
+#define SET_GPIO_CLK_0_Z1 out32(GPIO0_OR, (in32(GPIO0_OR) & GPIO_CLK_PIN_I) | GPIO_DAT_PIN);
+#define SET_GPIO_CLK_0_Z0 out32(GPIO0_OR, in32(GPIO0_OR) & GPIO_CLKDAT_PIN_I);
+
+#define FPGA_WRITE_1 { \
+ SET_GPIO_CLK_0_Z1\
+ SET_GPIO_CLK_1}
+
+#define FPGA_WRITE_0 { \
+ SET_GPIO_CLK_0_Z0\
+ SET_GPIO_CLK_1}
+
+#define P_GP(reg) (reg & 0x00023f00)
+
+/* Plattforminitializations */
+/* Here we have to set the FPGA Chain */
+/* PROGRAM_PROG_EN = HIGH */
+/* PROGRAM_SEL_DPR = LOW */
+int fpga_pre_fn (int cookie)
+{
+ unsigned long reg;
+
+ reg = in32(GPIO0_IR);
+ /* Enable the FPGA Chain */
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_PROG_EN);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_PROG_EN);
+ SET_GPIO_1(CFG_GPIO_PROG_EN);
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_SEL_DPR);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_SEL_DPR);
+ SET_GPIO_0((CFG_GPIO_SEL_DPR));
+
+ /* initialize the GPIO Pins */
+ /* output */
+ SET_GPIO_0(CFG_GPIO_CLK);
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_CLK);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_CLK);
+
+ /* output */
+ SET_GPIO_0(CFG_GPIO_DATA);
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_DATA);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_DATA);
+
+ /* First we set STATUS to 0 then as an input */
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_STATUS);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_STATUS);
+ SET_GPIO_0(CFG_GPIO_STATUS);
+ SET_GPIO_REG_0(GPIO0_TCR, CFG_GPIO_STATUS);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_STATUS);
+
+ /* output */
+ SET_GPIO_REG_1(GPIO0_TCR, CFG_GPIO_CONFIG);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_CONFIG);
+ SET_GPIO_0(CFG_GPIO_CONFIG);
+
+ /* input */
+ SET_GPIO_0(CFG_GPIO_CON_DON);
+ SET_GPIO_REG_0(GPIO0_TCR, CFG_GPIO_CON_DON);
+ SET_GPIO_REG_0(GPIO0_ODR, CFG_GPIO_CON_DON);
+
+ /* CONFIG = 0 STATUS = 0 -> FPGA in reset state */
+ SET_GPIO_0(CFG_GPIO_CONFIG);
+ return FPGA_SUCCESS;
+}
+
+/* Set the state of CONFIG Pin */
+int fpga_config_fn (int assert_config, int flush, int cookie)
+{
+ if (assert_config) {
+ SET_GPIO_1(CFG_GPIO_CONFIG);
+ } else {
+ SET_GPIO_0(CFG_GPIO_CONFIG);
+ }
+ return FPGA_SUCCESS;
+}
+
+/* Returns the state of STATUS Pin */
+int fpga_status_fn (int cookie)
+{
+ unsigned long reg;
+
+ reg = in32(GPIO0_IR);
+ if (reg &= (0x80000000 >> CFG_GPIO_STATUS)) {
+ PRINTF("STATUS = HIGH\n");
+ return FPGA_FAIL;
+ }
+ PRINTF("STATUS = LOW\n");
+ return FPGA_SUCCESS;
+}
+
+/* Returns the state of CONF_DONE Pin */
+int fpga_done_fn (int cookie)
+{
+ unsigned long reg;
+ reg = in32(GPIO0_IR);
+ if (reg &= (0x80000000 >> CFG_GPIO_CON_DON)) {
+ PRINTF("CONF_DON = HIGH\n");
+ return FPGA_FAIL;
+ }
+ PRINTF("CONF_DON = LOW\n");
+ return FPGA_SUCCESS;
+}
+
+/* writes the complete buffer to the FPGA
+ writing the complete buffer in one function is very faster,
+ then calling it for every bit */
+int fpga_write_fn (void *buf, size_t len, int flush, int cookie)
+{
+ size_t bytecount = 0;
+ unsigned char *data = (unsigned char *) buf;
+ unsigned char val=0;
+ int i;
+
+ while (bytecount < len) {
+#ifdef CFG_FPGA_CHECK_CTRLC
+ if (ctrlc ()) {
+ return FPGA_FAIL;
+ }
+#endif
+ val = data[bytecount ++ ];
+ i = 8;
+ do {
+ if (val & 0x01) {
+ FPGA_WRITE_1;
+ } else {
+ FPGA_WRITE_0;
+ }
+ val >>= 1;
+ i --;
+ } while (i > 0);
+
+#ifdef CFG_FPGA_PROG_FEEDBACK
+ if (bytecount % (len / 40) == 0)
+ putc ('.'); /* let them know we are alive */
+#endif
+ }
+ return FPGA_SUCCESS;
+}
+
+/* called, when programming is aborted */
+int fpga_abort_fn (int cookie)
+{
+ SET_GPIO_1((CFG_GPIO_SEL_DPR));
+ return FPGA_SUCCESS;
+}
+
+/* called, when programming was succesful */
+int fpga_post_fn (int cookie)
+{
+ return fpga_abort_fn (cookie);
+}
+
+/* Note that these are pointers to code that is in Flash. They will be
+ * relocated at runtime.
+ */
+Altera_CYC2_Passive_Serial_fns fpga_fns = {
+ fpga_pre_fn,
+ fpga_config_fn,
+ fpga_status_fn,
+ fpga_done_fn,
+ fpga_write_fn,
+ fpga_abort_fn,
+ fpga_post_fn
+};
+
+Altera_desc fpga[CONFIG_FPGA_COUNT] = {
+ {Altera_CYC2,
+ passive_serial,
+ Altera_EP2C35_SIZE,
+ (void *) &fpga_fns,
+ NULL,
+ 0}
+};
+
+/*
+ * Initialize the fpga. Return 1 on success, 0 on failure.
+ */
+int alpr_fpga_init (void)
+{
+ int i;
+
+ PRINTF ("%s:%d: Initialize FPGA interface (relocation offset = 0x%.8lx)\n", __FUNCTION__, __LINE__, gd->reloc_off);
+ fpga_init (gd->reloc_off);
+
+ for (i = 0; i < CONFIG_FPGA_COUNT; i++) {
+ PRINTF ("%s:%d: Adding fpga %d\n", __FUNCTION__, __LINE__, i);
+ fpga_add (fpga_altera, &fpga[i]);
+ }
+ return 1;
+}
+
+#endif
diff --git a/board/prodrive/alpr/init.S b/board/prodrive/alpr/init.S
new file mode 100644
index 0000000..59d3ab6
--- /dev/null
+++ b/board/prodrive/alpr/init.S
@@ -0,0 +1,109 @@
+/*
+* Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.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
+*/
+
+#include <ppc_asm.tmpl>
+#include <config.h>
+
+/* General */
+#define TLB_VALID 0x00000200
+
+/* Supported page sizes */
+
+#define SZ_1K 0x00000000
+#define SZ_4K 0x00000010
+#define SZ_16K 0x00000020
+#define SZ_64K 0x00000030
+#define SZ_256K 0x00000040
+#define SZ_1M 0x00000050
+#define SZ_16M 0x00000070
+#define SZ_256M 0x00000090
+
+/* Storage attributes */
+#define SA_W 0x00000800 /* Write-through */
+#define SA_I 0x00000400 /* Caching inhibited */
+#define SA_M 0x00000200 /* Memory coherence */
+#define SA_G 0x00000100 /* Guarded */
+#define SA_E 0x00000080 /* Endian */
+
+/* Access control */
+#define AC_X 0x00000024 /* Execute */
+#define AC_W 0x00000012 /* Write */
+#define AC_R 0x00000009 /* Read */
+
+/* Some handy macros */
+
+#define EPN(e) ((e) & 0xfffffc00)
+#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) )
+#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) )
+#define TLB2(a) ( (a)&0x00000fbf )
+
+#define tlbtab_start\
+ mflr r1 ;\
+ bl 0f ;
+
+#define tlbtab_end\
+ .long 0, 0, 0 ; \
+0: mflr r0 ; \
+ mtlr r1 ; \
+ blr ;
+
+#define tlbentry(epn,sz,rpn,erpn,attr)\
+ .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
+
+
+/**************************************************************************
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ * Pointer to the table is returned in r1
+ *
+ *************************************************************************/
+
+ .section .bootpg,"ax"
+ .globl tlbtab
+
+tlbtab:
+ tlbtab_start
+ tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+ tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I)
+ tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X )
+ tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X )
+ tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
+ tlbentry( CFG_SDRAM_BASE+0x10000000, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
+ tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I )
+
+ /* PCI */
+ tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 3, AC_R|AC_W|SA_G|SA_I )
+#if 1
+ tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 3, AC_R|AC_W|SA_G|SA_I )
+ tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 3, AC_R|AC_W|SA_G|SA_I )
+#endif
+#if 0
+ tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 3, AC_R|AC_W|SA_G|SA_I )
+#endif
+
+ /* NAND */
+ tlbentry( CFG_NAND_BASE, SZ_16M, CFG_NAND_BASE, 1, AC_R|AC_W|AC_X|SA_G|SA_I )
+ tlbtab_end
diff --git a/board/prodrive/alpr/nand.c b/board/prodrive/alpr/nand.c
new file mode 100644
index 0000000..bd9ba35
--- /dev/null
+++ b/board/prodrive/alpr/nand.c
@@ -0,0 +1,271 @@
+/*
+ * (C) Copyright 2006
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+#if (CONFIG_COMMANDS & CFG_CMD_NAND)
+
+#include <nand.h>
+
+#if 0
+#define HS_printf(fmt,arg...) \
+ printf("HS %s %s: " fmt,__FILE__, __FUNCTION__, ##arg)
+#else
+#define HS_printf(fmt,arg...) \
+ do { } while (0)
+#endif
+
+#if 0
+#define CPLD_REG uchar
+#else
+#define CPLD_REG u16
+#endif
+
+struct alpr_ndfc_regs {
+ CPLD_REG cmd[4];
+ CPLD_REG addr_wait;
+ CPLD_REG term;
+ CPLD_REG dummy;
+ uchar dum2[2];
+ CPLD_REG data;
+};
+
+static u8 hwctl;
+static struct alpr_ndfc_regs *alpr_ndfc;
+static int alpr_chip = 0;
+
+#if 1
+static int pdnb3_nand_dev_ready(struct mtd_info *mtd);
+
+#if 1
+static u_char alpr_read (void *padr) {
+ return (u_char )*((u16 *)(padr));
+}
+#else
+static u_char alpr_read (void *padr) {
+ u16 hilf;
+ u_char ret = 0;
+ hilf = *((u16 *)(padr));
+ ret = hilf;
+printf("%p hilf: %x ret: %x\n", padr, hilf, ret);
+ return ret;
+}
+#endif
+
+static void alpr_write (u_char byte, void *padr) {
+HS_printf("%p Byte: %x\n", padr, byte);
+ *(volatile u16 *)padr = (u16)(byte);
+}
+
+#elif 0
+#define alpr_read(a) (*(volatile u16 *) (a))
+#define alpr_write(a, b) ((*(volatile u16 *) (a)) = (b))
+#else
+#define alpr_read(a) readw(a)
+#define alpr_write(a, b) writew(a, b)
+#endif
+/*
+ * The ALPR has a NAND Flash Controller (NDFC) that handles all accesses to
+ * the NAND devices. The NDFC has command, address and data registers that
+ * when accessed will set up the NAND flash pins appropriately. We'll use the
+ * hwcontrol function to save the configuration in a global variable.
+ * We can then use this information in the read and write functions to
+ * determine which NDFC register to access.
+ *
+ * There are 2 NAND devices on the board, a Hynix HY27US08561A (32 MByte).
+ */
+static void pdnb3_nand_hwcontrol(struct mtd_info *mtd, int cmd)
+{
+HS_printf("cmd: %x\n", cmd);
+ switch (cmd) {
+ case NAND_CTL_SETCLE:
+ hwctl |= 0x1;
+ break;
+ case NAND_CTL_CLRCLE:
+ hwctl &= ~0x1;
+ break;
+ case NAND_CTL_SETALE:
+ hwctl |= 0x2;
+ break;
+ case NAND_CTL_CLRALE:
+ hwctl &= ~0x2;
+ break;
+ case NAND_CTL_SETNCE:
+ break;
+ case NAND_CTL_CLRNCE:
+ alpr_write(0x00, &(alpr_ndfc->term));
+ break;
+ }
+}
+
+static void pdnb3_nand_write_byte(struct mtd_info *mtd, u_char byte)
+{
+HS_printf("hwctl: %x %x %x %x\n", hwctl, byte, &(alpr_ndfc->cmd[alpr_chip]), &(alpr_ndfc->addr_wait));
+ if (hwctl & 0x1)
+ alpr_write(byte, &(alpr_ndfc->cmd[alpr_chip]));
+ else if (hwctl & 0x2) {
+ alpr_write(byte, &(alpr_ndfc->addr_wait));
+ } else
+ alpr_write(byte, &(alpr_ndfc->data));
+}
+
+static u_char pdnb3_nand_read_byte(struct mtd_info *mtd)
+{
+ return alpr_read(&(alpr_ndfc->data));
+}
+
+static void pdnb3_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
+{
+ int i;
+
+/*printf("%s chip:%d hwctl:%x size:%d\n", __FUNCTION__, alpr_chip, hwctl, len);*/
+ for (i = 0; i < len; i++) {
+ if (hwctl & 0x1)
+ alpr_write(buf[i], &(alpr_ndfc->cmd[alpr_chip]));
+ else if (hwctl & 0x2) {
+ alpr_write(buf[i], &(alpr_ndfc->addr_wait));
+ } else {
+ alpr_write(buf[i], &(alpr_ndfc->data));
+ /*printf("i: %d\n", i);*/
+ }
+ }
+}
+
+static void pdnb3_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++) {
+ buf[i] = alpr_read(&(alpr_ndfc->data));
+ }
+}
+
+static int pdnb3_nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
+{
+ int i;
+
+ for (i = 0; i < len; i++)
+ if (buf[i] != alpr_read(&(alpr_ndfc->data)))
+ return i;
+
+ return 0;
+}
+
+static int pdnb3_nand_dev_ready(struct mtd_info *mtd)
+{
+#if 1
+ volatile u_char val;
+
+/*printf("%s aufruf\n", __FUNCTION__);*/
+ /*
+ * Blocking read to wait for NAND to be ready
+ */
+ val = alpr_read(&(alpr_ndfc->addr_wait));
+
+ /*
+ * Return always true
+ */
+ return 1;
+#else
+ u8 hwctl_org = hwctl;
+ unsigned long timeo;
+ u8 val;
+
+ hwctl = 0x01;
+ pdnb3_nand_write_byte (mtd, NAND_CMD_STATUS);
+ hwctl = hwctl_org;
+
+ reset_timer();
+ while (1) {
+ if (get_timer(0) > timeo) {
+ printf("Timeout!");
+ return 0;
+ }
+
+val = pdnb3_nand_read_byte(mtd);
+/*printf("%s val: %x\n", __FUNCTION__, val);*/
+ if (val & NAND_STATUS_READY)
+ break;
+ }
+ return 1;
+#endif
+
+}
+
+static void alpr_select_chip(struct mtd_info *mtd, int chip)
+{
+ alpr_chip = chip;
+}
+
+static int alpr_nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
+{
+ unsigned long timeo;
+
+ if (state == FL_ERASING)
+ timeo = CFG_HZ * 400;
+ else
+ timeo = CFG_HZ * 20;
+
+ if ((state == FL_ERASING) && (this->options & NAND_IS_AND))
+ this->cmdfunc(mtd, NAND_CMD_STATUS_MULTI, -1, -1);
+ else
+ this->cmdfunc(mtd, NAND_CMD_STATUS, -1, -1);
+
+ reset_timer();
+
+ while (1) {
+ if (get_timer(0) > timeo) {
+ printf("Timeout!");
+ return 0;
+ }
+
+ if (this->read_byte(mtd) & NAND_STATUS_READY)
+ break;
+ }
+ return this->read_byte(mtd);
+}
+
+void board_nand_init(struct nand_chip *nand)
+{
+ alpr_ndfc = (struct alpr_ndfc_regs *)CFG_NAND_BASE;
+
+ nand->eccmode = NAND_ECC_SOFT;
+
+ /* Set address of NAND IO lines (Using Linear Data Access Region) */
+ nand->IO_ADDR_R = (void __iomem *) ((ulong) alpr_ndfc + 0x10);
+ nand->IO_ADDR_W = (void __iomem *) ((ulong) alpr_ndfc + 0x10);
+ /* Reference hardware control function */
+ nand->hwcontrol = pdnb3_nand_hwcontrol;
+ /* Set command delay time */
+ nand->hwcontrol = pdnb3_nand_hwcontrol;
+ nand->write_byte = pdnb3_nand_write_byte;
+ nand->read_byte = pdnb3_nand_read_byte;
+ nand->write_buf = pdnb3_nand_write_buf;
+ nand->read_buf = pdnb3_nand_read_buf;
+ nand->verify_buf = pdnb3_nand_verify_buf;
+ nand->dev_ready = pdnb3_nand_dev_ready;
+ nand->select_chip = alpr_select_chip;
+ nand->waitfunc = alpr_nand_wait;
+}
+#endif
diff --git a/board/prodrive/alpr/u-boot.lds b/board/prodrive/alpr/u-boot.lds
new file mode 100644
index 0000000..4f04089
--- /dev/null
+++ b/board/prodrive/alpr/u-boot.lds
@@ -0,0 +1,157 @@
+/*
+ * (C) Copyright 2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ .bootpg 0xFFFFF000 :
+ {
+ cpu/ppc4xx/start.o (.bootpg)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/ppc4xx/start.o (.text)
+ board/prodrive/alpr/init.o (.text)
+ cpu/ppc4xx/kgdb.o (.text)
+ cpu/ppc4xx/traps.o (.text)
+ cpu/ppc4xx/interrupts.o (.text)
+ cpu/ppc4xx/serial.o (.text)
+ cpu/ppc4xx/cpu_init.o (.text)
+ cpu/ppc4xx/speed.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/extable.o (.text)
+ lib_generic/zlib.o (.text)
+
+/* . = env_offset;*/
+/* common/environment.o(.text)*/
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ *(.eh_frame)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+ __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ . = .;
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}