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Merge tag 'at91-5.5-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/drivers

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AT91 drivers for 5.5

 - a new driver exposing the serial number registers through nvmem
 - a few documentation and definition changes

* tag 'at91-5.5-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  soc: at91: Add Atmel SFR SN (Serial Number) support
  memory: atmel-ebi: switch to SPDX license identifiers
  memory: atmel-ebi: move NUM_CS definition inside EBI driver
  ARM: at91: Documentation: update the sama5d3 and armv7m datasheets

Link: https://lore.kernel.org/r/20191107221644.GA201884@piout.net
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson
2019-11-08 10:33:18 -08:00
parent 44a3984778 c3277f8ee8
commit e24eb5e6e9
6 changed files with 118 additions and 9 deletions
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11
drivers/memory/atmel-ebi.c
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@@ -1,12 +1,9 @@
// SPDX-License-Identifier: GPL-2.0
/*
* EBI driver for Atmel chips
* inspired by the fsl weim bus driver
*
* Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/clk.h>
@@ -19,6 +16,8 @@
#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 +313,7 @@ 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 +343,7 @@ 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) {