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memory: atmel-ebi: move NUM_CS definition inside EBI driver

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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>
This commit is contained in:
Tudor Ambarus 2019-09-06 15:06:41 +00:00 committed by Alexandre Belloni
parent 02c1c37f66
commit dbbf98392a
2 changed files with 4 additions and 3 deletions
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6
drivers/memory/atmel-ebi.c
View File

@ -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) {

1
include/linux/mfd/syscon/atmel-matrix.h
View File

@ -106,7 +106,6 @@
#define AT91_MATRIX_DDR_IOSR BIT(18)
#define AT91_MATRIX_NFD0_SELECT BIT(24)
#define AT91_MATRIX_DDR_MP_EN BIT(25)
#define AT91_MATRIX_EBI_NUM_CS 8
#define AT91_MATRIX_USBPUCR_PUON BIT(30)