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Subject[PATCH] mfd: sec: Provide max_register to regmap
From: Mark Brown <broonie@linaro.org>

Enable debugfs register dumps and greater error checking within the
regmap API providing the maximum register to the regmap API.

Signed-off-by: Mark Brown <broonie@linaro.org>
---
drivers/mfd/sec-core.c | 41 ++++++++++++++++++++++++++++++++++++++++-
1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index cc896d1..7976768 100644
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -25,6 +25,9 @@
#include <linux/mfd/samsung/core.h>
#include <linux/mfd/samsung/irq.h>
#include <linux/mfd/samsung/rtc.h>
+#include <linux/mfd/samsung/s2mps11.h>
+#include <linux/mfd/samsung/s5m8763.h>
+#include <linux/mfd/samsung/s5m8767.h>
#include <linux/regmap.h>

static struct mfd_cell s5m8751_devs[] = {
@@ -105,6 +108,26 @@ static struct regmap_config sec_regmap_config = {
.val_bits = 8,
};

+static struct regmap_config s2mps11_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = S2MPS11_REG_L38CTRL,
+};
+
+static struct regmap_config s5m8763_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = S5M8763_REG_LBCNFG2,
+};
+
+static struct regmap_config s5m8767_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = S5M8767_REG_LDO28CTRL,
+};

#ifdef CONFIG_OF
/*
@@ -160,6 +183,7 @@ static int sec_pmic_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct sec_platform_data *pdata = i2c->dev.platform_data;
+ const struct regmap_config *regmap;
struct sec_pmic_dev *sec_pmic;
int ret;

@@ -190,7 +214,22 @@ static int sec_pmic_probe(struct i2c_client *i2c,
sec_pmic->pdata = pdata;
}

- sec_pmic->regmap = devm_regmap_init_i2c(i2c, &sec_regmap_config);
+ switch (sec_pmic->device_type) {
+ case S2MPS11X:
+ regmap = &s2mps11_regmap_config;
+ break;
+ case S5M8763X:
+ regmap = &s5m8763_regmap_config;
+ break;
+ case S5M8767X:
+ regmap = &s5m8767_regmap_config;
+ break;
+ default:
+ regmap = &sec_regmap_config;
+ break;
+ }
+
+ sec_pmic->regmap = devm_regmap_init_i2c(i2c, regmap);
if (IS_ERR(sec_pmic->regmap)) {
ret = PTR_ERR(sec_pmic->regmap);
dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
--
1.8.3.1


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