diff options
Diffstat (limited to 'drivers/clk/sunxi-ng/ccu-sun6i-a31.c')
| -rw-r--r-- | drivers/clk/sunxi-ng/ccu-sun6i-a31.c | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c index 3df5c0b41580..0762deffb33c 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c @@ -9,7 +9,8 @@ #include <linux/clk-provider.h> #include <linux/io.h> -#include <linux/of_address.h> +#include <linux/module.h> +#include <linux/platform_device.h> #include "ccu_common.h" #include "ccu_reset.h" @@ -1226,16 +1227,15 @@ static struct ccu_mux_nb sun6i_a31_cpu_nb = { .bypass_index = 1, /* index of 24 MHz oscillator */ }; -static void __init sun6i_a31_ccu_setup(struct device_node *node) +static int sun6i_a31_ccu_probe(struct platform_device *pdev) { void __iomem *reg; + int ret; u32 val; - reg = of_io_request_and_map(node, 0, of_node_full_name(node)); - if (IS_ERR(reg)) { - pr_err("%pOF: Could not map the clock registers\n", node); - return; - } + reg = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(reg)) + return PTR_ERR(reg); /* Force the PLL-Audio-1x divider to 1 */ val = readl(reg + SUN6I_A31_PLL_AUDIO_REG); @@ -1257,10 +1257,30 @@ static void __init sun6i_a31_ccu_setup(struct device_node *node) val |= 0x3 << 12; writel(val, reg + SUN6I_A31_AHB1_REG); - of_sunxi_ccu_probe(node, reg, &sun6i_a31_ccu_desc); + ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun6i_a31_ccu_desc); + if (ret) + return ret; ccu_mux_notifier_register(pll_cpu_clk.common.hw.clk, &sun6i_a31_cpu_nb); + + return 0; } -CLK_OF_DECLARE(sun6i_a31_ccu, "allwinner,sun6i-a31-ccu", - sun6i_a31_ccu_setup); + +static const struct of_device_id sun6i_a31_ccu_ids[] = { + { .compatible = "allwinner,sun6i-a31-ccu" }, + { } +}; + +static struct platform_driver sun6i_a31_ccu_driver = { + .probe = sun6i_a31_ccu_probe, + .driver = { + .name = "sun6i-a31-ccu", + .suppress_bind_attrs = true, + .of_match_table = sun6i_a31_ccu_ids, + }, +}; +module_platform_driver(sun6i_a31_ccu_driver); + +MODULE_IMPORT_NS(SUNXI_CCU); +MODULE_LICENSE("GPL"); |