From dbbf98392af6e2cf3673908c1388ca1ae915c8bb Mon Sep 17 00:00:00 2001 From: Tudor Ambarus Date: Fri, 6 Sep 2019 15:06:41 +0000 Subject: [PATCH] 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 Link: https://lore.kernel.org/r/20190906150632.19039-1-tudor.ambarus@microchip.com Signed-off-by: Alexandre Belloni --- drivers/memory/atmel-ebi.c | 6 ++++-- include/linux/mfd/syscon/atmel-matrix.h | 1 - 2 files changed, 4 insertions(+), 3 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 #include +#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) { diff --git a/include/linux/mfd/syscon/atmel-matrix.h b/include/linux/mfd/syscon/atmel-matrix.h index f61cd127a852..20c25665216a 100644 --- a/include/linux/mfd/syscon/atmel-matrix.h +++ b/include/linux/mfd/syscon/atmel-matrix.h @@ -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)