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ipq807x: Add SF env support

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Change-Id: I4ddf96b965e22c980a4c4ea02307afb361d639ec
Signed-off-by: Sham Muthayyan <smuthayy@codeaurora.org>
This commit is contained in:
Sham Muthayyan 2017-12-13 12:23:49 +05:30
parent 46632823a3
commit a60121fe0a
4 changed files with 48 additions and 38 deletions
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16
board/qca/arm/common/board_init.c
View file

@ -23,7 +23,9 @@ DECLARE_GLOBAL_DATA_PTR;
extern int nand_env_device;
extern env_t *nand_env_ptr;
extern char *nand_env_name_spec;
extern char *sf_env_name_spec;
extern int nand_saveenv(void);
extern int sf_saveenv(void);
#ifdef CONFIG_QCA_MMC
extern env_t *mmc_env_ptr;
@ -134,18 +136,20 @@ int board_init(void)
BUG();
}
if (sfi->flash_type != SMEM_BOOT_MMC_FLASH) {
saveenv = nand_saveenv;
env_ptr = nand_env_ptr;
env_name_spec = nand_env_name_spec;
if (sfi->flash_type == SMEM_BOOT_SPI_FLASH) {
saveenv = sf_saveenv;
env_name_spec = sf_env_name_spec;
#ifdef CONFIG_QCA_MMC
} else {
} else if (sfi->flash_type == SMEM_BOOT_MMC_FLASH) {
saveenv = mmc_saveenv;
env_ptr = mmc_env_ptr;
env_name_spec = mmc_env_name_spec;
#endif
} else {
saveenv = nand_saveenv;
env_ptr = nand_env_ptr;
env_name_spec = nand_env_name_spec;
}
#endif
ret = ipq_board_usb_init();
if (ret < 0) {

18
board/qca/arm/common/env.c
View file

@ -16,7 +16,9 @@
#include <environment.h>
extern void nand_env_relocate_spec(void);
extern void sf_env_relocate_spec(void);
extern int nand_env_init(void);
extern int sf_env_init(void);
#ifdef CONFIG_QCA_MMC
extern int mmc_env_init(void);
@ -39,12 +41,14 @@ int env_init(void)
&sfi.flash_block_size,
&sfi.flash_density);
if (sfi.flash_type != SMEM_BOOT_MMC_FLASH) {
ret = nand_env_init();
if (sfi.flash_type == SMEM_BOOT_SPI_FLASH) {
ret = sf_env_init();
#ifdef CONFIG_QCA_MMC
} else {
} else if (sfi.flash_type == SMEM_BOOT_MMC_FLASH) {
ret = mmc_env_init();
#endif
} else {
ret = nand_env_init();
}
return ret;
@ -62,12 +66,14 @@ void env_relocate_spec(void)
if (sfi.flash_type == SMEM_BOOT_NO_FLASH) {
set_default_env("!flashless boot");
} else if (sfi.flash_type != SMEM_BOOT_MMC_FLASH) {
nand_env_relocate_spec();
} else if (sfi.flash_type == SMEM_BOOT_SPI_FLASH) {
sf_env_relocate_spec();
#ifdef CONFIG_QCA_MMC
} else {
} else if (sfi.flash_type == SMEM_BOOT_MMC_FLASH) {
mmc_env_relocate_spec();
#endif
} else {
nand_env_relocate_spec();
}
};

49
common/env_sf.c
View file

@ -40,12 +40,12 @@ static ulong env_new_offset = CONFIG_ENV_OFFSET_REDUND;
DECLARE_GLOBAL_DATA_PTR;
char *env_name_spec = "SPI Flash";
char *sf_env_name_spec = "SPI Flash";
static struct spi_flash *env_flash;
#if defined(CONFIG_ENV_OFFSET_REDUND)
int saveenv(void)
int sf_saveenv(void)
{
env_t env_new;
char *saved_buffer = NULL, flag = OBSOLETE_FLAG;
@ -53,9 +53,9 @@ int saveenv(void)
int ret;
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
env_flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
CONFIG_SF_DEFAULT_CS,
CONFIG_SF_DEFAULT_SPEED, CONFIG_SF_DEFAULT_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
@ -134,7 +134,7 @@ int saveenv(void)
return ret;
}
void env_relocate_spec(void)
void sf_env_relocate_spec(void)
{
int ret;
int crc1_ok = 0, crc2_ok = 0;
@ -151,8 +151,8 @@ void env_relocate_spec(void)
goto out;
}
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
env_flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS, CONFIG_SF_DEFAULT_CS,
CONFIG_SF_DEFAULT_SPEED, CONFIG_SF_DEFAULT_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
goto out;
@ -221,7 +221,7 @@ out:
free(tmp_env2);
}
#else
int saveenv(void)
int sf_saveenv(void)
{
u32 saved_size, saved_offset, sector = 1;
char *saved_buffer = NULL;
@ -229,9 +229,9 @@ int saveenv(void)
env_t env_new;
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
env_flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
CONFIG_SF_DEFAULT_CS,
CONFIG_SF_DEFAULT_SPEED, CONFIG_SF_DEFAULT_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
@ -239,9 +239,9 @@ int saveenv(void)
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_RANGE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_RANGE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE;
saved_buffer = malloc(saved_size);
if (!saved_buffer)
goto done;
@ -252,29 +252,28 @@ int saveenv(void)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
if (CONFIG_ENV_RANGE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
ret = env_export(&env_new);
if (ret)
goto done;
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET,
sector * CONFIG_ENV_SECT_SIZE);
CONFIG_ENV_RANGE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET,
CONFIG_ENV_SIZE, &env_new);
CONFIG_ENV_RANGE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_RANGE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
@ -291,14 +290,14 @@ int saveenv(void)
return ret;
}
void env_relocate_spec(void)
void sf_env_relocate_spec(void)
{
int ret;
char *buf = NULL;
buf = (char *)memalign(ARCH_DMA_MINALIGN, CONFIG_ENV_SIZE);
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
env_flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS, CONFIG_SF_DEFAULT_CS,
CONFIG_SF_DEFAULT_SPEED, CONFIG_SF_DEFAULT_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
if (buf)
@ -307,7 +306,7 @@ void env_relocate_spec(void)
}
ret = spi_flash_read(env_flash,
CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, buf);
CONFIG_ENV_OFFSET, CONFIG_ENV_RANGE, buf);
if (ret) {
set_default_env("!spi_flash_read() failed");
goto out;
@ -324,7 +323,7 @@ out:
}
#endif
int env_init(void)
int sf_env_init(void)
{
/* SPI flash isn't usable before relocation */
gd->env_addr = (ulong)&default_environment[0];

3
include/configs/ipq807x.h
View file

@ -104,7 +104,8 @@
#define CONFIG_IPQ_FDT_HIGH 0x4A600000
#define CONFIG_IPQ_NO_MACS 6
#define CONFIG_ENV_IS_IN_SPI_FLASH 1
#define CONFIG_ENV_SECT_SIZE (64 * 1024)
/*
* IPQ_TFTP_MIN_ADDR: Starting address of Linux HLOS region.
* CONFIG_TZ_END_ADDR: Ending address of Trust Zone and starting