diff options
Diffstat (limited to 'drivers/clk/samsung/clk-exynos5-subcmu.c')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos5-subcmu.c | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/drivers/clk/samsung/clk-exynos5-subcmu.c b/drivers/clk/samsung/clk-exynos5-subcmu.c index 93306283d764..03bbde76e3ce 100644 --- a/drivers/clk/samsung/clk-exynos5-subcmu.c +++ b/drivers/clk/samsung/clk-exynos5-subcmu.c @@ -4,7 +4,9 @@ // Author: Marek Szyprowski <m.szyprowski@samsung.com> // Common Clock Framework support for Exynos5 power-domain dependent clocks -#include <linux/of_platform.h> +#include <linux/io.h> +#include <linux/mod_devicetable.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> #include <linux/pm_runtime.h> @@ -13,7 +15,7 @@ #include "clk-exynos5-subcmu.h" static struct samsung_clk_provider *ctx; -static const struct exynos5_subcmu_info *cmu; +static const struct exynos5_subcmu_info **cmu; static int nr_cmus; static void exynos5_subcmu_clk_save(void __iomem *base, @@ -46,26 +48,26 @@ static void exynos5_subcmu_defer_gate(struct samsung_clk_provider *ctx, /* * Pass the needed clock provider context and register sub-CMU clocks * - * NOTE: This function has to be called from the main, OF_CLK_DECLARE- + * NOTE: This function has to be called from the main, CLK_OF_DECLARE- * initialized clock provider driver. This happens very early during boot * process. Then this driver, during core_initcall registers two platform - * drivers: one which binds to the same device-tree node as OF_CLK_DECLARE + * drivers: one which binds to the same device-tree node as CLK_OF_DECLARE * driver and second, for handling its per-domain child-devices. Those * platform drivers are bound to their devices a bit later in arch_initcall, * when OF-core populates all device-tree nodes. */ void exynos5_subcmus_init(struct samsung_clk_provider *_ctx, int _nr_cmus, - const struct exynos5_subcmu_info *_cmu) + const struct exynos5_subcmu_info **_cmu) { ctx = _ctx; cmu = _cmu; nr_cmus = _nr_cmus; for (; _nr_cmus--; _cmu++) { - exynos5_subcmu_defer_gate(ctx, _cmu->gate_clks, - _cmu->nr_gate_clks); - exynos5_subcmu_clk_save(ctx->reg_base, _cmu->suspend_regs, - _cmu->nr_suspend_regs); + exynos5_subcmu_defer_gate(ctx, (*_cmu)->gate_clks, + (*_cmu)->nr_gate_clks); + exynos5_subcmu_clk_save(ctx->reg_base, (*_cmu)->suspend_regs, + (*_cmu)->nr_suspend_regs); } } @@ -136,15 +138,20 @@ static int __init exynos5_clk_register_subcmu(struct device *parent, { struct of_phandle_args genpdspec = { .np = pd_node }; struct platform_device *pdev; + int ret; + + pdev = platform_device_alloc("exynos5-subcmu", PLATFORM_DEVID_AUTO); + if (!pdev) + return -ENOMEM; - pdev = platform_device_alloc(info->pd_name, -1); pdev->dev.parent = parent; - pdev->driver_override = "exynos5-subcmu"; platform_set_drvdata(pdev, (void *)info); of_genpd_add_device(&genpdspec, &pdev->dev); - platform_device_add(pdev); + ret = platform_device_add(pdev); + if (ret) + platform_device_put(pdev); - return 0; + return ret; } static int __init exynos5_clk_probe(struct platform_device *pdev) @@ -157,9 +164,9 @@ static int __init exynos5_clk_probe(struct platform_device *pdev) if (of_property_read_string(np, "label", &name) < 0) continue; for (i = 0; i < nr_cmus; i++) - if (strcmp(cmu[i].pd_name, name) == 0) + if (strcmp(cmu[i]->pd_name, name) == 0) exynos5_clk_register_subcmu(&pdev->dev, - &cmu[i], np); + cmu[i], np); } return 0; } |