From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/drivers/clk/meson/meson-aoclk.c | 28 ++++++++++++++++++++--------
1 files changed, 20 insertions(+), 8 deletions(-)
diff --git a/kernel/drivers/clk/meson/meson-aoclk.c b/kernel/drivers/clk/meson/meson-aoclk.c
index f965845..434cd8f 100644
--- a/kernel/drivers/clk/meson/meson-aoclk.c
+++ b/kernel/drivers/clk/meson/meson-aoclk.c
@@ -14,7 +14,9 @@
#include <linux/reset-controller.h>
#include <linux/mfd/syscon.h>
#include <linux/of_device.h>
-#include "clk-regmap.h"
+#include <linux/module.h>
+
+#include <linux/slab.h>
#include "meson-aoclk.h"
static int meson_aoclk_do_reset(struct reset_controller_dev *rcdev,
@@ -36,6 +38,7 @@
struct meson_aoclk_reset_controller *rstc;
struct meson_aoclk_data *data;
struct device *dev = &pdev->dev;
+ struct device_node *np;
struct regmap *regmap;
int ret, clkid;
@@ -47,7 +50,9 @@
if (!rstc)
return -ENOMEM;
- regmap = syscon_node_to_regmap(of_get_parent(dev->of_node));
+ np = of_get_parent(dev->of_node);
+ regmap = syscon_node_to_regmap(np);
+ of_node_put(np);
if (IS_ERR(regmap)) {
dev_err(dev, "failed to get regmap\n");
return PTR_ERR(regmap);
@@ -57,7 +62,7 @@
rstc->data = data;
rstc->regmap = regmap;
rstc->reset.ops = &meson_aoclk_reset_ops;
- rstc->reset.nr_resets = data->num_reset,
+ rstc->reset.nr_resets = data->num_reset;
rstc->reset.of_node = dev->of_node;
ret = devm_reset_controller_register(dev, &rstc->reset);
if (ret) {
@@ -65,17 +70,24 @@
return ret;
}
- /*
- * Populate regmap and register all clks
- */
- for (clkid = 0; clkid < data->num_clks; clkid++) {
+ /* Populate regmap */
+ for (clkid = 0; clkid < data->num_clks; clkid++)
data->clks[clkid]->map = regmap;
+ /* Register all clks */
+ for (clkid = 0; clkid < data->hw_data->num; clkid++) {
+ if (!data->hw_data->hws[clkid])
+ continue;
+
ret = devm_clk_hw_register(dev, data->hw_data->hws[clkid]);
- if (ret)
+ if (ret) {
+ dev_err(dev, "Clock registration failed\n");
return ret;
+ }
}
return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
(void *) data->hw_data);
}
+EXPORT_SYMBOL_GPL(meson_aoclkc_probe);
+MODULE_LICENSE("GPL v2");
--
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