lkml.org 
[lkml]   [2022]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v6 1/4] mailbox: qcom-apcs-ipc: make regmap max_register configurable
Date
APCS register space in IPQ8074 is 0x6000 so regmap max_register needs to
be 0x5ffc.

Instead of making it global, make max_register configurable via match data.

Signed-off-by: Robert Marko <robimarko@gmail.com>
---
drivers/mailbox/qcom-apcs-ipc-mailbox.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
index 80a54d81412e..c05f3276d02c 100644
--- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
+++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
@@ -27,6 +27,7 @@ struct qcom_apcs_ipc {
struct qcom_apcs_ipc_data {
int offset;
char *clk_name;
+ unsigned int max_register;
};

static const struct qcom_apcs_ipc_data ipq6018_apcs_data = {
@@ -53,7 +54,7 @@ static const struct qcom_apcs_ipc_data sdx55_apcs_data = {
.offset = 0x1008, .clk_name = "qcom-sdx55-acps-clk"
};

-static const struct regmap_config apcs_regmap_config = {
+static struct regmap_config apcs_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
@@ -91,12 +92,17 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev)
if (IS_ERR(base))
return PTR_ERR(base);

+ apcs_data = of_device_get_match_data(&pdev->dev);
+ if (!apcs_data)
+ return -ENODATA;
+
+ if (apcs_data->max_register)
+ apcs_regmap_config.max_register = apcs_data->max_register;
+
regmap = devm_regmap_init_mmio(&pdev->dev, base, &apcs_regmap_config);
if (IS_ERR(regmap))
return PTR_ERR(regmap);

- apcs_data = of_device_get_match_data(&pdev->dev);
-
apcs->regmap = regmap;
apcs->offset = apcs_data->offset;

--
2.36.1
\
 
 \ /
  Last update: 2022-07-07 19:38    [W:0.164 / U:0.216 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site