diff options
| author |   Tudor Ambarus <tudor.ambarus@microchip.com> | 2019-09-06 15:06:41 +0000 |
|---|---|---|
| committer |   Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-11-07 22:33:09 +0100 |
| commit | dbbf98392af6e2cf3673908c1388ca1ae915c8bb (patch) | |
| tree | 5d76a616be4fa27bfef0ac43f07b91fbd6df1707 /drivers/memory | |
| parent | ARM: at91: Documentation: update the sama5d3 and armv7m datasheets (diff) | |
| download | linux-dev-dbbf98392af6e2cf3673908c1388ca1ae915c8bb.tar.xz linux-dev-dbbf98392af6e2cf3673908c1388ca1ae915c8bb.zip | |
memory: atmel-ebi: move NUM_CS definition inside EBI driver
The total number of EBI CS lines is described by the EBI controller
and not by the Matrix. Move the definition for the number of CS
inside EBI driver.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20190906150632.19039-1-tudor.ambarus@microchip.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/atmel-ebi.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index 0322df9dc249..8515196c2b03 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -19,6 +19,8 @@ #include <linux/regmap.h> #include <soc/at91/atmel-sfr.h> +#define AT91_EBI_NUM_CS 8 + struct atmel_ebi_dev_config { int cs; struct atmel_smc_cs_conf smcconf; @@ -314,7 +316,7 @@ static int atmel_ebi_dev_setup(struct atmel_ebi *ebi, struct device_node *np, if (ret) return ret; - if (cs >= AT91_MATRIX_EBI_NUM_CS || + if (cs >= AT91_EBI_NUM_CS || !(ebi->caps->available_cs & BIT(cs))) { dev_err(dev, "invalid reg property in %pOF\n", np); return -EINVAL; @@ -344,7 +346,7 @@ static int atmel_ebi_dev_setup(struct atmel_ebi *ebi, struct device_node *np, apply = true; i = 0; - for_each_set_bit(cs, &cslines, AT91_MATRIX_EBI_NUM_CS) { + for_each_set_bit(cs, &cslines, AT91_EBI_NUM_CS) { ebid->configs[i].cs = cs; if (apply) { |