-/* LowLevel function for ATMEL DataFlash support
+/*
+ * LowLevel function for ATMEL DataFlash support
* Author : Hamid Ikdoumi (Atmel)
*
- * 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
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <config.h>
-#ifdef CONFIG_HAS_DATAFLASH
#include <asm/hardware.h>
#include <dataflash.h>
-AT91S_DATAFLASH_INFO dataflash_info[CFG_MAX_DATAFLASH_BANKS];
static AT91S_DataFlash DataFlashInst;
-struct dataflash_addr {
- unsigned long addr;
- int cs;
-};
-
-#ifdef CONFIG_AT91SAM9260EK
-struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = {
- {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */
- {CFG_DATAFLASH_LOGIC_ADDR_CS1, 1}
-};
-#elif defined(CONFIG_AT91SAM9263EK)
-struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = {
- {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */
-};
-#else
-struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = {
- {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */
- {CFG_DATAFLASH_LOGIC_ADDR_CS3, 3}
-};
-#endif
-
-/*define the area offsets*/
-#if defined(CONFIG_AT91SAM9261EK) || defined(CONFIG_AT91SAM9260EK) || defined(CONFIG_AT91SAM9263EK)
-#if defined(CONFIG_NEW_PARTITION)
-dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
- {0x00000000, 0x00003FFF, FLAG_PROTECT_SET, 0, "Bootstrap"}, /* ROM code */
- {0x00004200, 0x000083FF, FLAG_PROTECT_CLEAR, 0, "Environment"}, /* u-boot environment */
- {0x00008400, 0x0003DDFF, FLAG_PROTECT_SET, 0, "U-Boot"}, /* u-boot code */
- {0x0003DE00, 0x00041FFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "MON"}, /* Room for alternative boot monitor */
- {0x00042000, 0x0018BFFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "OS"}, /* data area size to tune */
- {0x0018C000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, FLAG_SETENV, "FS"}, /* data area size to tune */
-};
-#else
-dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
- {0, 0x3fff, FLAG_PROTECT_SET}, /* ROM code */
- {0x4000, 0x7fff, FLAG_PROTECT_CLEAR}, /* u-boot environment */
- {0x8000, 0x37fff, FLAG_PROTECT_SET}, /* u-boot code */
- {0x38000, 0x1fffff, FLAG_PROTECT_CLEAR}, /* data area size to tune */
-};
-#endif
-#elif defined(CONFIG_NEW_PARTITION)
-/*define the area offsets*/
-/* Invalid partitions should be defined with start > end */
-dataflash_protect_t area_list[NB_DATAFLASH_AREA*CFG_MAX_DATAFLASH_BANKS] = {
- {0x00000000, 0x000083ff, FLAG_PROTECT_SET, 0, "Bootstrap"}, /* ROM code */
- {0x00008400, 0x00020fff, FLAG_PROTECT_SET, 0, "U-Boot"}, /* u-boot code */
- {0x00021000, 0x000293ff, FLAG_PROTECT_CLEAR, 0, "Environment"}, /* u-boot environment 8Kb */
- {0x00029400, 0x00041fff, FLAG_PROTECT_INVALID, 0, "<Unused>"}, /* Rest of Sector 1 */
- {0x00042000, 0x0018Bfff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "OS"}, /* data area size to tune */
- {0x0018C000, 0xffffffff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "FS"}, /* data area size to tune */
-
- {0x00000000, 0xffffffff, FLAG_PROTECT_CLEAR, FLAG_SETENV, "Data"}, /* data area */
- {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
- {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
- {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
- {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
- {0xffffffff, 0x00000000, FLAG_PROTECT_INVALID, 0, "<Invalid>"}, /* Invalid */
-};
-#else
-dataflash_protect_t area_list[NB_DATAFLASH_AREA] = {
- {0, 0x7fff, FLAG_PROTECT_SET}, /* ROM code */
- {0x8000, 0x1ffff, FLAG_PROTECT_SET}, /* u-boot code */
- {0x20000, 0x27fff, FLAG_PROTECT_CLEAR}, /* u-boot environment */
- {0x28000, 0x1fffff, FLAG_PROTECT_CLEAR}, /* data area size to tune */
-};
-#endif
-
extern void AT91F_SpiInit (void);
extern int AT91F_DataflashProbe (int i, AT91PS_DataflashDesc pDesc);
extern int AT91F_DataFlashRead (AT91PS_DataFlash pDataFlash,
{
int i, j;
int dfcode;
- int part = 0;
- int last_part;
- int found[CFG_MAX_DATAFLASH_BANKS];
+ int part;
+ int found[CONFIG_SYS_MAX_DATAFLASH_BANKS];
unsigned char protected;
AT91F_SpiInit ();
- for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) {
found[i] = 0;
dataflash_info[i].Desc.state = IDLE;
dataflash_info[i].id = 0;
&dataflash_info[i].Desc);
switch (dfcode) {
+ case AT45DB021:
+ dataflash_info[i].Device.pages_number = 1024;
+ dataflash_info[i].Device.pages_size = 264;
+ dataflash_info[i].Device.page_offset = 9;
+ dataflash_info[i].Device.byte_mask = 0x300;
+ dataflash_info[i].Device.cs = cs[i].cs;
+ dataflash_info[i].Desc.DataFlash_state = IDLE;
+ dataflash_info[i].logical_address = cs[i].addr;
+ dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
+ break;
+
+ case AT45DB081:
+ dataflash_info[i].Device.pages_number = 4096;
+ dataflash_info[i].Device.pages_size = 264;
+ dataflash_info[i].Device.page_offset = 9;
+ dataflash_info[i].Device.byte_mask = 0x300;
+ dataflash_info[i].Device.cs = cs[i].cs;
+ dataflash_info[i].Desc.DataFlash_state = IDLE;
+ dataflash_info[i].logical_address = cs[i].addr;
+ dataflash_info[i].id = dfcode;
+ found[i] += dfcode;;
+ break;
+
case AT45DB161:
dataflash_info[i].Device.pages_number = 4096;
dataflash_info[i].Device.pages_size = 528;
break;
}
/* set the last area end to the dataflash size*/
- area_list[NB_DATAFLASH_AREA -1].end =
+ dataflash_info[i].end_address =
(dataflash_info[i].Device.pages_number *
- dataflash_info[i].Device.pages_size)-1;
+ dataflash_info[i].Device.pages_size) - 1;
- last_part=0;
+ part = 0;
/* set the area addresses */
- for(j = 0; j<NB_DATAFLASH_AREA; j++) {
+ for(j = 0; j < NB_DATAFLASH_AREA; j++) {
if(found[i]!=0) {
dataflash_info[i].Device.area_list[j].start =
area_list[part].start +
if(area_list[part].end == 0xffffffff) {
dataflash_info[i].Device.area_list[j].end =
dataflash_info[i].end_address +
- dataflash_info [i].logical_address;
- last_part = 1;
+ dataflash_info[i].logical_address;
} else {
dataflash_info[i].Device.area_list[j].end =
area_list[part].end +
return found[0];
}
-#ifdef CONFIG_NEW_DF_PARTITION
-int AT91F_DataflashSetEnv (void)
+void AT91F_DataflashSetEnv (void)
{
int i, j;
int part;
unsigned char env;
unsigned char s[32]; /* Will fit a long int in hex */
unsigned long start;
- for (i = 0, part= 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
- for(j = 0; j<NB_DATAFLASH_AREA; j++) {
+
+ for (i = 0, part= 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) {
+ for(j = 0; j < NB_DATAFLASH_AREA; j++) {
env = area_list[part].setenv;
/* Set the environment according to the label...*/
if((env & FLAG_SETENV) == FLAG_SETENV) {
- start =
- dataflash_info[i].Device.area_list[j].start;
- sprintf(s,"%X",start);
- setenv(area_list[part].label,s);
+ start = dataflash_info[i].Device.area_list[j].start;
+ sprintf((char*) s,"%lX",start);
+ setenv((char*) area_list[part].label,(char*) s);
}
part++;
}
}
}
-#endif
void dataflash_print_info (void)
{
int i, j;
- for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) {
if (dataflash_info[i].id != 0) {
printf("DataFlash:");
switch (dataflash_info[i].id) {
+ case AT45DB021:
+ printf("AT45DB021\n");
+ break;
case AT45DB161:
printf("AT45DB161\n");
break;
(unsigned int) dataflash_info[i].Device.pages_number *
dataflash_info[i].Device.pages_size,
(unsigned int) dataflash_info[i].logical_address);
- for (j=0; j< NB_DATAFLASH_AREA; j++) {
+ for (j = 0; j < NB_DATAFLASH_AREA; j++) {
switch(dataflash_info[i].Device.area_list[j].protected) {
case FLAG_PROTECT_SET:
case FLAG_PROTECT_CLEAR:
dataflash_info[i].Device.area_list[j].start,
dataflash_info[i].Device.area_list[j].end,
(dataflash_info[i].Device.area_list[j].protected==FLAG_PROTECT_SET) ? "(RO)" : " ");
-#ifdef CONFIG_NEW_DF_PARTITION
printf(" %s\n", dataflash_info[i].Device.area_list[j].label);
-#else
- printf("\n");
-#endif
break;
-#ifdef CONFIG_NEW_DF_PARTITION
case FLAG_PROTECT_INVALID:
break;
-#endif
}
}
}
}
}
-
/*---------------------------------------------------------------------------*/
-/* Function Name : AT91F_DataflashSelect */
+/* Function Name : AT91F_DataflashSelect */
/* Object : Select the correct device */
/*---------------------------------------------------------------------------*/
AT91PS_DataFlash AT91F_DataflashSelect (AT91PS_DataFlash pFlash,
char addr_valid = 0;
int i;
- for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++)
+ for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++)
if ( dataflash_info[i].id
&& ((((int) *addr) & 0xFF000000) ==
dataflash_info[i].logical_address)) {
}
/*---------------------------------------------------------------------------*/
-/* Function Name : addr_dataflash */
+/* Function Name : addr_dataflash */
/* Object : Test if address is valid */
/*---------------------------------------------------------------------------*/
int addr_dataflash (unsigned long addr)
int addr_valid = 0;
int i;
- for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) {
if ((((int) addr) & 0xFF000000) ==
dataflash_info[i].logical_address) {
addr_valid = 1;
return addr_valid;
}
+
/*---------------------------------------------------------------------------*/
-/* Function Name : size_dataflash */
+/* Function Name : size_dataflash */
/* Object : Test if address is valid regarding the size */
/*---------------------------------------------------------------------------*/
int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr,
return 1;
}
+
/*---------------------------------------------------------------------------*/
-/* Function Name : prot_dataflash */
+/* Function Name : prot_dataflash */
/* Object : Test if destination area is protected */
/*---------------------------------------------------------------------------*/
int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr)
{
-int area;
+ int area;
+
/* find area */
- for (area=0; area < NB_DATAFLASH_AREA; area++) {
+ for (area = 0; area < NB_DATAFLASH_AREA; area++) {
if ((addr >= pdataFlash->pDevice->area_list[area].start) &&
(addr < pdataFlash->pDevice->area_list[area].end))
break;
return 1;
}
+
/*--------------------------------------------------------------------------*/
/* Function Name : dataflash_real_protect */
/* Object : protect/unprotect area */
int dataflash_real_protect (int flag, unsigned long start_addr,
unsigned long end_addr)
{
-int i,j, area1, area2, addr_valid = 0;
+ int i,j, area1, area2, addr_valid = 0;
+
/* find dataflash */
- for (i = 0; i < CFG_MAX_DATAFLASH_BANKS; i++) {
+ for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++) {
if ((((int) start_addr) & 0xF0000000) ==
dataflash_info[i].logical_address) {
addr_valid = 1;
return -1;
}
/* find start area */
- for (area1=0; area1 < NB_DATAFLASH_AREA; area1++) {
+ for (area1 = 0; area1 < NB_DATAFLASH_AREA; area1++) {
if (start_addr == dataflash_info[i].Device.area_list[area1].start)
break;
}
if (area1 == NB_DATAFLASH_AREA) return -1;
/* find end area */
- for (area2=0; area2 < NB_DATAFLASH_AREA; area2++) {
+ for (area2 = 0; area2 < NB_DATAFLASH_AREA; area2++) {
if (end_addr == dataflash_info[i].Device.area_list[area2].end)
break;
}
return -1;
/*set protection value*/
- for(j = area1; j < area2+1 ; j++)
+ for(j = area1; j < area2 + 1 ; j++)
if(dataflash_info[i].Device.area_list[j].protected
!= FLAG_PROTECT_INVALID) {
if (flag == 0) {
}
}
- return (area2-area1+1);
+ return (area2 - area1 + 1);
}
/*---------------------------------------------------------------------------*/
-/* Function Name : read_dataflash */
+/* Function Name : read_dataflash */
/* Object : dataflash memory read */
/*---------------------------------------------------------------------------*/
int read_dataflash (unsigned long addr, unsigned long size, char *result)
return (AT91F_DataFlashRead (pFlash, AddrToRead, size, result));
}
-
/*---------------------------------------------------------------------------*/
-/* Function Name : write_dataflash */
+/* Function Name : write_dataflash */
/* Object : write a block in dataflash */
/*---------------------------------------------------------------------------*/
int write_dataflash (unsigned long addr_dest, unsigned long addr_src,
AddrToWrite, size);
}
-
void dataflash_perror (int err)
{
switch (err) {
break;
}
}
-
-#endif
projects / karo-tx-uboot.git / blobdiff