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author | Antonio Borneo <borneo.antonio@gmail.com> | 2010-12-31 19:46:02 +0800 |
---|---|---|
committer | Øyvind Harboe <oyvind.harboe@zylin.com> | 2011-01-02 19:57:15 +0100 |
commit | 2e1f2b50fdac6ece0d9d1cfd99cfedc36615d574 (patch) | |
tree | 75cf198c1eda9c528b692e445db66779aec31229 | |
parent | 5f3603b8ef732311516dcdad43261ca668e20626 (diff) | |
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NAND/AT91SAM9: remove private "target" copy
Remove "target" form private data, and use
common one in struct nand_block.
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
-rw-r--r-- | src/flash/nand/at91sam9.c | 59 |
1 files changed, 22 insertions, 37 deletions
diff --git a/src/flash/nand/at91sam9.c b/src/flash/nand/at91sam9.c index 92ab047f..d118f6c9 100644 --- a/src/flash/nand/at91sam9.c +++ b/src/flash/nand/at91sam9.c @@ -38,9 +38,6 @@ * Representation of a pin on an AT91SAM9 chip. */ struct at91sam9_pin { - /** Target this pin is on. */ - struct target *target; - /** Address of the PIO controller. */ uint32_t pioc; @@ -52,9 +49,6 @@ struct at91sam9_pin { * Private data for the controller that is stored in the NAND device structure. */ struct at91sam9_nand { - /** Target the NAND is attached to. */ - struct target *target; - /** Address of the ECC controller for NAND. */ uint32_t ecc; @@ -101,8 +95,7 @@ static int at91sam9_halted(struct target *target, const char *label) */ static int at91sam9_init(struct nand_device *nand) { - struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; if (!at91sam9_halted(target, "init")) { return ERROR_NAND_OPERATION_FAILED; @@ -117,9 +110,10 @@ static int at91sam9_init(struct nand_device *nand) * @param info NAND controller information for controlling NAND device. * @return Success or failure of the enabling. */ -static int at91sam9_enable(struct at91sam9_nand *info) +static int at91sam9_enable(struct nand_device *nand) { - struct target *target = info->target; + struct at91sam9_nand *info = nand->controller_priv; + struct target *target = nand->target; return target_write_u32(target, info->ce.pioc + AT91C_PIOx_CODR, 1 << info->ce.num); } @@ -130,9 +124,10 @@ static int at91sam9_enable(struct at91sam9_nand *info) * @param info NAND controller information for controlling NAND device. * @return Success or failure of the disabling. */ -static int at91sam9_disable(struct at91sam9_nand *info) +static int at91sam9_disable(struct nand_device *nand) { - struct target *target = info->target; + struct at91sam9_nand *info = nand->controller_priv; + struct target *target = nand->target; return target_write_u32(target, info->ce.pioc + AT91C_PIOx_SODR, 1 << info->ce.num); } @@ -147,13 +142,13 @@ static int at91sam9_disable(struct at91sam9_nand *info) static int at91sam9_command(struct nand_device *nand, uint8_t command) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; if (!at91sam9_halted(target, "command")) { return ERROR_NAND_OPERATION_FAILED; } - at91sam9_enable(info); + at91sam9_enable(nand); return target_write_u8(target, info->cmd, command); } @@ -166,13 +161,11 @@ static int at91sam9_command(struct nand_device *nand, uint8_t command) */ static int at91sam9_reset(struct nand_device *nand) { - struct at91sam9_nand *info = nand->controller_priv; - - if (!at91sam9_halted(info->target, "reset")) { + if (!at91sam9_halted(nand->target, "reset")) { return ERROR_NAND_OPERATION_FAILED; } - return at91sam9_disable(info); + return at91sam9_disable(nand); } /** @@ -185,9 +178,9 @@ static int at91sam9_reset(struct nand_device *nand) static int at91sam9_address(struct nand_device *nand, uint8_t address) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; - if (!at91sam9_halted(info->target, "address")) { + if (!at91sam9_halted(nand->target, "address")) { return ERROR_NAND_OPERATION_FAILED; } @@ -205,9 +198,9 @@ static int at91sam9_address(struct nand_device *nand, uint8_t address) static int at91sam9_read_data(struct nand_device *nand, void *data) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; - if (!at91sam9_halted(info->target, "read data")) { + if (!at91sam9_halted(nand->target, "read data")) { return ERROR_NAND_OPERATION_FAILED; } @@ -225,7 +218,7 @@ static int at91sam9_read_data(struct nand_device *nand, void *data) static int at91sam9_write_data(struct nand_device *nand, uint16_t data) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; if (!at91sam9_halted(target, "write data")) { return ERROR_NAND_OPERATION_FAILED; @@ -244,7 +237,7 @@ static int at91sam9_write_data(struct nand_device *nand, uint16_t data) static int at91sam9_nand_ready(struct nand_device *nand, int timeout) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; uint32_t status; if (!at91sam9_halted(target, "nand ready")) { @@ -279,7 +272,7 @@ static int at91sam9_read_block_data(struct nand_device *nand, uint8_t *data, int struct arm_nand_data *io = &info->io; int status; - if (!at91sam9_halted(info->target, "read block")) { + if (!at91sam9_halted(nand->target, "read block")) { return ERROR_NAND_OPERATION_FAILED; } @@ -304,7 +297,7 @@ static int at91sam9_write_block_data(struct nand_device *nand, uint8_t *data, in struct arm_nand_data *io = &info->io; int status; - if (!at91sam9_halted(info->target, "write block")) { + if (!at91sam9_halted(nand->target, "write block")) { return ERROR_NAND_OPERATION_FAILED; } @@ -381,7 +374,7 @@ static int at91sam9_read_page(struct nand_device *nand, uint32_t page, { int retval; struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; uint8_t *oob_data; uint32_t status; @@ -458,7 +451,7 @@ static int at91sam9_write_page(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size) { struct at91sam9_nand *info = nand->controller_priv; - struct target *target = info->target; + struct target *target = nand->target; int retval; uint8_t *oob_data = oob; uint32_t parity, nparity; @@ -517,7 +510,6 @@ static int at91sam9_write_page(struct nand_device *nand, uint32_t page, */ NAND_DEVICE_COMMAND_HANDLER(at91sam9_nand_device_command) { - struct target *target = NULL; unsigned long chip = 0, ecc = 0; struct at91sam9_nand *info = NULL; @@ -528,12 +520,6 @@ NAND_DEVICE_COMMAND_HANDLER(at91sam9_nand_device_command) return ERROR_NAND_OPERATION_FAILED; } - target = get_target(CMD_ARGV[1]); - if (!target) { - LOG_ERROR("invalid target: %s", CMD_ARGV[1]); - return ERROR_NAND_OPERATION_FAILED; - } - COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[2], chip); if (chip == 0) { LOG_ERROR("invalid NAND chip address: %s", CMD_ARGV[2]); @@ -554,14 +540,13 @@ NAND_DEVICE_COMMAND_HANDLER(at91sam9_nand_device_command) return ERROR_NAND_OPERATION_FAILED; } - info->target = target; info->data = chip; info->cmd = chip | (1 << 22); info->addr = chip | (1 << 21); info->ecc = ecc; nand->controller_priv = info; - info->io.target = target; + info->io.target = nand->target; info->io.data = info->data; info->io.op = ARM_NAND_NONE; |