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path: root/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
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Diffstat (limited to 'drivers/clk/sunxi-ng/ccu-sun4i-a10.c')
-rw-r--r--drivers/clk/sunxi-ng/ccu-sun4i-a10.c58
1 files changed, 36 insertions, 22 deletions
diff --git a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
index bd9a8782fec3..c19828f1aa0f 100644
--- a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
+++ b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
@@ -7,7 +7,9 @@
#include <linux/clk-provider.h>
#include <linux/io.h>
-#include <linux/of_address.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
#include "ccu_common.h"
#include "ccu_reset.h"
@@ -1425,18 +1427,19 @@ static const struct sunxi_ccu_desc sun7i_a20_ccu_desc = {
.num_resets = ARRAY_SIZE(sunxi_a10_a20_ccu_resets),
};
-static void __init sun4i_ccu_init(struct device_node *node,
- const struct sunxi_ccu_desc *desc)
+static int sun4i_a10_ccu_probe(struct platform_device *pdev)
{
+ const struct sunxi_ccu_desc *desc;
void __iomem *reg;
u32 val;
- reg = of_io_request_and_map(node, 0, of_node_full_name(node));
- if (IS_ERR(reg)) {
- pr_err("%s: Could not map the clock registers\n",
- of_node_full_name(node));
- return;
- }
+ desc = of_device_get_match_data(&pdev->dev);
+ if (!desc)
+ return -EINVAL;
+
+ reg = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(reg))
+ return PTR_ERR(reg);
val = readl(reg + SUN4I_PLL_AUDIO_REG);
@@ -1464,19 +1467,30 @@ static void __init sun4i_ccu_init(struct device_node *node,
val &= ~GENMASK(7, 6);
writel(val | (2 << 6), reg + SUN4I_AHB_REG);
- of_sunxi_ccu_probe(node, reg, desc);
+ return devm_sunxi_ccu_probe(&pdev->dev, reg, desc);
}
-static void __init sun4i_a10_ccu_setup(struct device_node *node)
-{
- sun4i_ccu_init(node, &sun4i_a10_ccu_desc);
-}
-CLK_OF_DECLARE(sun4i_a10_ccu, "allwinner,sun4i-a10-ccu",
- sun4i_a10_ccu_setup);
+static const struct of_device_id sun4i_a10_ccu_ids[] = {
+ {
+ .compatible = "allwinner,sun4i-a10-ccu",
+ .data = &sun4i_a10_ccu_desc,
+ },
+ {
+ .compatible = "allwinner,sun7i-a20-ccu",
+ .data = &sun7i_a20_ccu_desc,
+ },
+ { }
+};
-static void __init sun7i_a20_ccu_setup(struct device_node *node)
-{
- sun4i_ccu_init(node, &sun7i_a20_ccu_desc);
-}
-CLK_OF_DECLARE(sun7i_a20_ccu, "allwinner,sun7i-a20-ccu",
- sun7i_a20_ccu_setup);
+static struct platform_driver sun4i_a10_ccu_driver = {
+ .probe = sun4i_a10_ccu_probe,
+ .driver = {
+ .name = "sun4i-a10-ccu",
+ .suppress_bind_attrs = true,
+ .of_match_table = sun4i_a10_ccu_ids,
+ },
+};
+module_platform_driver(sun4i_a10_ccu_driver);
+
+MODULE_IMPORT_NS(SUNXI_CCU);
+MODULE_LICENSE("GPL");