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Diffstat (limited to 'board/st/u8500/emmc.c')
-rw-r--r--board/st/u8500/emmc.c254
1 files changed, 127 insertions, 127 deletions
diff --git a/board/st/u8500/emmc.c b/board/st/u8500/emmc.c
index 110c73702..eec9a1a8b 100644
--- a/board/st/u8500/emmc.c
+++ b/board/st/u8500/emmc.c
@@ -38,24 +38,24 @@ int emmc_init(u8 card_num)
{
t_mmc_error mmc_error;
t_mmc_error response;
- gpio_error gpioerror;
+ gpio_error gpioerror;
int error;
#ifndef CONFIG_U8500_V1
/* Initialize the base address of eMMC */
mmc_error = mmc_init(card_num, CFG_EMMC_BASE);
- if (MMC_OK != mmc_error)
+ if (MMC_OK != mmc_error)
{
printf("emmc_init() %d \n", mmc_error);
goto end;
}
-
+
/* Initialize the gpio alternate function for eMMC */
- struct gpio_register *p_gpio_register = (void *) IO_ADDRESS(CFG_GPIO_6_BASE);
+ struct gpio_register *p_gpio_register = (void *) IO_ADDRESS(CFG_GPIO_6_BASE);
p_gpio_register -> gpio_dats |= 0x0000FFE0;
p_gpio_register -> gpio_pdis &= ~0x0000FFE0;
-
+
//enable the alternate function of EMMC
gpioerror = gpio_altfuncenable(GPIO_ALT_EMMC, "EMMC");
if(gpioerror != GPIO_OK)
@@ -68,7 +68,7 @@ int emmc_init(u8 card_num)
/* Initialize the base address of PoP eMMC */
mmc_error = mmc_init(card_num, CFG_POP_EMMC_BASE);
- if (MMC_OK != mmc_error)
+ if (MMC_OK != mmc_error)
{
printf("emmc_init() %d \n", mmc_error);
goto end;
@@ -83,25 +83,25 @@ int emmc_init(u8 card_num)
#endif
//Power-on the controller
response = mmc_poweron(card_num);
- if (response != MMC_OK)
+ if (response != MMC_OK)
{
- printf("Error in eMMC power on, response is %d\n",response);
- goto end;
+ printf("Error in eMMC power on, response is %d\n",response);
+ goto end;
}
// Initialise the cards,get CID and CSD on the bus
response = mmc_initializeCards(card_num);
- if (response != MMC_OK)
+ if (response != MMC_OK)
{
printf(" Error in eMMC initialization\n");
goto end;
}
-
+
error = emmc_write_pib();
if(error)
printf("PIB info writing into eMMC failed\n");
printf("eMMC done\n");
-
+
return 0;
end:
@@ -190,8 +190,8 @@ int emmc_write_pib(void)
emmc_last_sector[0x1FD] = 0x00;
emmc_last_sector[0x1FE] = 0x55;
emmc_last_sector[0x1FF] = 0xAA;
-
-/* HACK required for HREF board as erase block size = 512KB */
+
+/* HACK required for HREF board as erase block size = 512KB */
/*
mmc_error = mmc_erase(card_num, 0x0, 0x1FF);
if (mmc_error != MMC_OK) {
@@ -225,144 +225,144 @@ int emmc_erase(u32 start, u32 end)
int emmc_read(u32 block_offset, u32 read_buffer, u32 filesize)
{
- t_mmc_error mmc_error;
- u32 remaining;
- u8 card_num = 4;
- u8 *mem_address = (u8 *) read_buffer;
- u32 n=filesize,blocks;
-
- remaining = filesize;
-
- printf(" eMMC read start filesize=0x%x \n", filesize);
-
- blocks = (n%512==0)?(n/512):(n/512)+1;
-
- while(blocks>=8)
- {
- mmc_error = mmc_readblocks(card_num, block_offset, (u32 *) mem_address, 512, 8);
- if (mmc_error != MMC_OK)
- {
- printf(" eMMC read blocks failed \n");
- return 1;
- }
-
- block_offset += 4096;
- mem_address += 4096;
- blocks -=8;
- remaining -= 4096;
+ t_mmc_error mmc_error;
+ u32 remaining;
+ u8 card_num = 4;
+ u8 *mem_address = (u8 *) read_buffer;
+ u32 n=filesize,blocks;
+
+ remaining = filesize;
+
+ printf(" eMMC read start filesize=0x%x \n", filesize);
+
+ blocks = (n%512==0)?(n/512):(n/512)+1;
+
+ while(blocks>=8)
+ {
+ mmc_error = mmc_readblocks(card_num, block_offset, (u32 *) mem_address, 512, 8);
+ if (mmc_error != MMC_OK)
+ {
+ printf(" eMMC read blocks failed \n");
+ return 1;
+ }
+
+ block_offset += 4096;
+ mem_address += 4096;
+ blocks -=8;
+ remaining -= 4096;
}
if(blocks)
- {
- mmc_error = mmc_readblocks(card_num, block_offset, (u32 *) mem_address, 512, blocks);
- if (mmc_error != MMC_OK)
- {
- printf(" eMMC read blocks failed \n");
- return 1;
- }
+ {
+ mmc_error = mmc_readblocks(card_num, block_offset, (u32 *) mem_address, 512, blocks);
+ if (mmc_error != MMC_OK)
+ {
+ printf(" eMMC read blocks failed \n");
+ return 1;
+ }
}
-
- printf(" eMMC read done \n");
- return 0;
+
+ printf(" eMMC read done \n");
+ return 0;
}
int emmc_write(u32 block_offset, u32 write_buffer, u32 filesize)
{
- t_mmc_error mmc_error;
- u32 remaining;
- u8 card_num = 4;
- u8 *mem_address = (u8 *) write_buffer;
- u32 n=filesize,blocks;
-
- remaining = filesize;
-
- printf(" eMMC write start filesize=0x%x \n", filesize);
-
- blocks = (n%512==0)?(n/512):(n/512)+1;
- while(blocks>=8)
- {
- mmc_error = mmc_writeblocks(card_num, block_offset, (u32 *) mem_address,512, 8);
- if (mmc_error != MMC_OK)
- {
- printf(" eMMC write blocks failed \n");
- return 1;
- }
-
- block_offset += 4096;
- mem_address += 4096;
- blocks -=8;
- remaining -= 4096;
+ t_mmc_error mmc_error;
+ u32 remaining;
+ u8 card_num = 4;
+ u8 *mem_address = (u8 *) write_buffer;
+ u32 n=filesize,blocks;
+
+ remaining = filesize;
+
+ printf(" eMMC write start filesize=0x%x \n", filesize);
+
+ blocks = (n%512==0)?(n/512):(n/512)+1;
+ while(blocks>=8)
+ {
+ mmc_error = mmc_writeblocks(card_num, block_offset, (u32 *) mem_address,512, 8);
+ if (mmc_error != MMC_OK)
+ {
+ printf(" eMMC write blocks failed \n");
+ return 1;
+ }
+
+ block_offset += 4096;
+ mem_address += 4096;
+ blocks -=8;
+ remaining -= 4096;
}
if(blocks)
- {
-
- mmc_error = mmc_writeblocks(card_num, block_offset, (u32 *) mem_address,512, blocks);
- if (mmc_error != MMC_OK)
- {
- printf(" eMMC write blocks failed \n");
- return 1;
- }
-
- }
-
- printf(" eMMC write done \n");
- return 0;
+ {
+
+ mmc_error = mmc_writeblocks(card_num, block_offset, (u32 *) mem_address,512, blocks);
+ if (mmc_error != MMC_OK)
+ {
+ printf(" eMMC write blocks failed \n");
+ return 1;
+ }
+
+ }
+
+ printf(" eMMC write done \n");
+ return 0;
}
/*
* command line commands
*/
#ifdef CONFIG_CMD_EMMC
-int do_emmc_erase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_emmc_erase(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- u32 start_address;
- u32 end_address;
- int load_result = 1;
- u32 error_name = 0;
-
- start_address = simple_strtoul (argv[1],0,16);
- end_address = simple_strtoul (argv[2],0,16);
-
+ u32 start_address;
+ u32 end_address;
+ int load_result = 1;
+ u32 error_name = 0;
+
+ start_address = simple_strtoul(argv[1],0,16);
+ end_address = simple_strtoul(argv[2],0,16);
+
printf("emmc_erase :: start address = %x end_address=0x%x\n",start_address,end_address);
-
+
load_result = emmc_erase(start_address,end_address);
if (load_result != 0)
{
error_name = (unsigned long) (-load_result);
- printf("emmc_erase error : failed \n");
+ printf("emmc_erase error : failed \n");
}
- return(0);
+ return(0);
}
U_BOOT_CMD(
emmc_erase, 3, 0, do_emmc_erase,
"- erase the eMMC flash \n",
"start_address- start address of the eMMC block\n"
- "end_address- end address of the eMMC block\n"
+ "end_address- end address of the eMMC block\n"
);
-int do_emmc_read (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_emmc_read(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- u32 ram_address;
- u32 block_offset;
- u32 filesize;
- int load_result = 1;
- u32 error_name = 0;
-
- ram_address = simple_strtoul (argv[1],0,16);
- block_offset = simple_strtoul (argv[2],0,16);
- filesize = simple_strtoul (argv[3],0,16);
-
+ u32 ram_address;
+ u32 block_offset;
+ u32 filesize;
+ int load_result = 1;
+ u32 error_name = 0;
+
+ ram_address = simple_strtoul (argv[1],0,16);
+ block_offset = simple_strtoul (argv[2],0,16);
+ filesize = simple_strtoul (argv[3],0,16);
+
boottime_tag("load_image");
printf("emmc_read :: ram address = 0x%x block address=0x%x \n",ram_address,block_offset);
-
+
load_result = emmc_read(block_offset,ram_address,filesize);
if (load_result != 0)
{
boottime_remove_last();
error_name = (unsigned long) (-load_result);
- printf("emmc_read error : in reading data from eMMC block \n");
+ printf("emmc_read error : in reading data from eMMC block \n");
}
- return(0);
+ return(0);
}
U_BOOT_CMD(
@@ -373,27 +373,27 @@ U_BOOT_CMD(
"filesize - size of the file \n"
);
-int do_emmc_write (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_emmc_write(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- u32 ram_address;
- u32 block_offset;
- u32 filesize;
- int load_result = 1;
- u32 error_name = 0;
-
- ram_address = simple_strtoul (argv[1],0,16);
- block_offset = simple_strtoul (argv[2],0,16);
- filesize = simple_strtoul (argv[3],0,16);
-
+ u32 ram_address;
+ u32 block_offset;
+ u32 filesize;
+ int load_result = 1;
+ u32 error_name = 0;
+
+ ram_address = simple_strtoul (argv[1],0,16);
+ block_offset = simple_strtoul (argv[2],0,16);
+ filesize = simple_strtoul (argv[3],0,16);
+
printf("emmc_write :: ram address = %x block address=0x%x \n",ram_address,block_offset);
-
+
load_result = emmc_write(block_offset,ram_address,filesize);
if (load_result != 0)
{
error_name = (unsigned long) (-load_result);
- printf("emmc_read error : in writing data into eMMC block \n");
+ printf("emmc_read error : in writing data into eMMC block \n");
}
- return(0);
+ return(0);
}
U_BOOT_CMD(
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 02:09:55 +0000