From 2eae613b95a786714bd1b5825ea3abc78d229d3f Mon Sep 17 00:00:00 2001 From: Arun Kumar K Date: Tue, 23 Oct 2012 22:51:33 +0900 Subject: ARM: EXYNOS: Add MFC device tree support This patch adds device tree entry for MFC v6 in the Exynos5 SoC. Makes the required changes in the clock files and adds MFC to the DT device list. Signed-off-by: Naveen Krishna Chatradhi Signed-off-by: Arun Kumar K [kgene.kim@samsung.com: fixed section mismatches Seung-Woo Kim reported] Signed-off-by: Kukjin Kim --- arch/arm/plat-samsung/devs.c | 1 + arch/arm/plat-samsung/include/plat/mfc.h | 11 +++++++++++ arch/arm/plat-samsung/s5p-dev-mfc.c | 34 ++++++++++++++++++++++++++++++++ 3 files changed, 46 insertions(+) (limited to 'arch/arm/plat-samsung') diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 03f654d55eff..52dfa8f914c7 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -933,6 +933,7 @@ struct platform_device s5p_device_mfc_r = { .coherent_dma_mask = DMA_BIT_MASK(32), }, }; + #endif /* CONFIG_S5P_DEV_MFC */ /* MIPI CSIS */ diff --git a/arch/arm/plat-samsung/include/plat/mfc.h b/arch/arm/plat-samsung/include/plat/mfc.h index ac13227272f0..e6d7c42d68b6 100644 --- a/arch/arm/plat-samsung/include/plat/mfc.h +++ b/arch/arm/plat-samsung/include/plat/mfc.h @@ -10,6 +10,14 @@ #ifndef __PLAT_SAMSUNG_MFC_H #define __PLAT_SAMSUNG_MFC_H __FILE__ +struct s5p_mfc_dt_meminfo { + unsigned long loff; + unsigned long lsize; + unsigned long roff; + unsigned long rsize; + char *compatible; +}; + /** * s5p_mfc_reserve_mem - function to early reserve memory for MFC driver * @rbase: base address for MFC 'right' memory interface @@ -24,4 +32,7 @@ void __init s5p_mfc_reserve_mem(phys_addr_t rbase, unsigned int rsize, phys_addr_t lbase, unsigned int lsize); +int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, + int depth, void *data); + #endif /* __PLAT_SAMSUNG_MFC_H */ diff --git a/arch/arm/plat-samsung/s5p-dev-mfc.c b/arch/arm/plat-samsung/s5p-dev-mfc.c index ad6089465e2a..5ec104b5408b 100644 --- a/arch/arm/plat-samsung/s5p-dev-mfc.c +++ b/arch/arm/plat-samsung/s5p-dev-mfc.c @@ -14,6 +14,8 @@ #include #include #include +#include +#include #include #include @@ -69,3 +71,35 @@ static int __init s5p_mfc_memory_init(void) return 0; } device_initcall(s5p_mfc_memory_init); + +#ifdef CONFIG_OF +int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname, + int depth, void *data) +{ + __be32 *prop; + unsigned long len; + struct s5p_mfc_dt_meminfo *mfc_mem = data; + + if (!data) + return 0; + + if (!of_flat_dt_is_compatible(node, mfc_mem->compatible)) + return 0; + + prop = of_get_flat_dt_prop(node, "samsung,mfc-l", &len); + if (!prop || (len != 2 * sizeof(unsigned long))) + return 0; + + mfc_mem->loff = be32_to_cpu(prop[0]); + mfc_mem->lsize = be32_to_cpu(prop[1]); + + prop = of_get_flat_dt_prop(node, "samsung,mfc-r", &len); + if (!prop || (len != 2 * sizeof(unsigned long))) + return 0; + + mfc_mem->roff = be32_to_cpu(prop[0]); + mfc_mem->rsize = be32_to_cpu(prop[1]); + + return 1; +} +#endif -- cgit v1.2.3-59-g8ed1b From 0a9d5ac307aefbb2c772537d3fe7f75046d563ac Mon Sep 17 00:00:00 2001 From: Rahul Sharma Date: Mon, 29 Oct 2012 21:51:55 +0900 Subject: ARM: EXYNOS: removing exynos-drm device registration from non-dt platforms As exynos-drm is a software device, its registration is moved to the exynos drm driver. This will provide generic solution for device registration for dt and non-dt platforms. Corresponding patches are posted to dri-devel list. Signed-off-by: Rahul Sharma Signed-off-by: Kukjin Kim --- arch/arm/mach-exynos/Makefile | 1 - arch/arm/mach-exynos/dev-drm.c | 29 ----------------------------- arch/arm/mach-exynos/mach-nuri.c | 3 --- arch/arm/mach-exynos/mach-origen.c | 3 --- arch/arm/mach-exynos/mach-smdk4x12.c | 3 --- arch/arm/mach-exynos/mach-smdkv310.c | 3 --- arch/arm/mach-exynos/mach-universal_c210.c | 3 --- arch/arm/plat-samsung/include/plat/devs.h | 2 -- 8 files changed, 47 deletions(-) delete mode 100644 arch/arm/mach-exynos/dev-drm.c (limited to 'arch/arm/plat-samsung') diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 9b58024f7d43..1797dee88a0d 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -53,7 +53,6 @@ obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o obj-$(CONFIG_EXYNOS_DEV_DMA) += dma.o obj-$(CONFIG_EXYNOS4_DEV_USB_OHCI) += dev-ohci.o -obj-$(CONFIG_EXYNOS_DEV_DRM) += dev-drm.o obj-$(CONFIG_EXYNOS_DEV_SYSMMU) += dev-sysmmu.o obj-$(CONFIG_ARCH_EXYNOS) += setup-i2c0.o diff --git a/arch/arm/mach-exynos/dev-drm.c b/arch/arm/mach-exynos/dev-drm.c deleted file mode 100644 index 17c9c6ecc2e0..000000000000 --- a/arch/arm/mach-exynos/dev-drm.c +++ /dev/null @@ -1,29 +0,0 @@ -/* - * linux/arch/arm/mach-exynos/dev-drm.c - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * EXYNOS - core DRM device - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include -#include -#include - -#include - -static u64 exynos_drm_dma_mask = DMA_BIT_MASK(32); - -struct platform_device exynos_device_drm = { - .name = "exynos-drm", - .dev = { - .dma_mask = &exynos_drm_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), - } -}; diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index c05d7aa84031..94970602df61 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -1327,9 +1327,6 @@ static struct platform_device *nuri_devices[] __initdata = { &cam_vdda_fixed_rdev, &cam_8m_12v_fixed_rdev, &exynos4_bus_devfreq, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif }; static void __init nuri_map_io(void) diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index 9adf491674ea..d8dc6d7f0c00 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -709,9 +709,6 @@ static struct platform_device *origen_devices[] __initdata = { &s5p_device_mfc_l, &s5p_device_mfc_r, &s5p_device_mixer, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &exynos4_device_ohci, &origen_device_gpiokeys, &origen_lcd_hv070wsa, diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c index 730f1ac65928..17b9ca48722e 100644 --- a/arch/arm/mach-exynos/mach-smdk4x12.c +++ b/arch/arm/mach-exynos/mach-smdk4x12.c @@ -317,9 +317,6 @@ static struct platform_device *smdk4x12_devices[] __initdata = { &s5p_device_mfc, &s5p_device_mfc_l, &s5p_device_mfc_r, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &samsung_device_keypad, }; diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index ee4fb1a9cb72..4f0ac5397ba3 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -300,9 +300,6 @@ static struct platform_device *smdkv310_devices[] __initdata = { &s5p_device_fimc_md, &s5p_device_g2d, &s5p_device_jpeg, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &exynos4_device_ac97, &exynos4_device_i2s0, &exynos4_device_ohci, diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index ebc9dd339a38..cfdf876a8626 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -1081,9 +1081,6 @@ static struct platform_device *universal_devices[] __initdata = { &s5p_device_onenand, &s5p_device_fimd0, &s5p_device_jpeg, -#ifdef CONFIG_DRM_EXYNOS - &exynos_device_drm, -#endif &s3c_device_usb_hsotg, &s5p_device_mfc, &s5p_device_mfc_l, diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 5da4b4f38f40..133e3e4170fb 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -133,8 +133,6 @@ extern struct platform_device exynos4_device_pcm1; extern struct platform_device exynos4_device_pcm2; extern struct platform_device exynos4_device_spdif; -extern struct platform_device exynos_device_drm; - extern struct platform_device samsung_asoc_dma; extern struct platform_device samsung_asoc_idma; extern struct platform_device samsung_device_keypad; -- cgit v1.2.3-59-g8ed1b