From f7074ab348e29c8068a2daaaf89920aebc903a98 Mon Sep 17 00:00:00 2001 From: Sylwester Nawrocki Date: Sun, 18 Aug 2013 16:14:27 -0300 Subject: [PATCH] [media] s5p-jpeg: Add initial device tree support for S5PV210/Exynos4210 SoCs This patch enables the JPEG codec on S5PV210 and Exynos4210 SoCs. There are some differences in newer versions of the JPEG codec IP on SoCs like Exynos4x12 and Exynos5 series and support for them will be added in subsequent patches. Signed-off-by: Sylwester Nawrocki Acked-by: Stephen Warren Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/exynos-jpeg-codec.txt | 11 +++++++++++ drivers/media/platform/s5p-jpeg/jpeg-core.c | 12 +++++++++++- 2 files changed, 22 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/media/exynos-jpeg-codec.txt diff --git a/Documentation/devicetree/bindings/media/exynos-jpeg-codec.txt b/Documentation/devicetree/bindings/media/exynos-jpeg-codec.txt new file mode 100644 index 000000000000..937b755baf8f --- /dev/null +++ b/Documentation/devicetree/bindings/media/exynos-jpeg-codec.txt @@ -0,0 +1,11 @@ +Samsung S5P/EXYNOS SoC series JPEG codec + +Required properties: + +- compatible : should be one of: + "samsung,s5pv210-jpeg", "samsung,exynos4210-jpeg"; +- reg : address and length of the JPEG codec IP register set; +- interrupts : specifies the JPEG codec IP interrupt; +- clocks : should contain the JPEG codec IP gate clock specifier, from the + common clock bindings; +- clock-names : should contain "jpeg" entry. diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index 091b06af84ea..a4bff8ec982e 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -1428,10 +1429,20 @@ static const struct dev_pm_ops s5p_jpeg_pm_ops = { .runtime_resume = s5p_jpeg_runtime_resume, }; +#ifdef CONFIG_OF +static const struct of_device_id s5p_jpeg_of_match[] = { + { .compatible = "samsung,s5pv210-jpeg" }, + { .compatible = "samsung,exynos4210-jpeg" }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, s5p_jpeg_of_match); +#endif + static struct platform_driver s5p_jpeg_driver = { .probe = s5p_jpeg_probe, .remove = s5p_jpeg_remove, .driver = { + .of_match_table = of_match_ptr(s5p_jpeg_of_match), .owner = THIS_MODULE, .name = S5P_JPEG_M2M_NAME, .pm = &s5p_jpeg_pm_ops, @@ -1443,4 +1454,3 @@ module_platform_driver(s5p_jpeg_driver); MODULE_AUTHOR("Andrzej Pietrasiewicz "); MODULE_DESCRIPTION("Samsung JPEG codec driver"); MODULE_LICENSE("GPL"); -