This patch adds platform support for Multi Format Codec 5.1.
MFC 5.1 is capable of handling a range of video codecs and this driver
provides V4L2 interface for video decoding.
Signed-off-by: Kamil Debski <k.deb...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
arch/arm/mach-s5pv210/clock.c | 6 +++
arch/arm/mach-s5pv210/include/mach/map.h | 4 ++
arch/arm/plat-s5p/Kconfig | 5 ++
arch/arm/plat-s5p/Makefile | 2 +-
arch/arm/plat-s5p/dev-mfc.c | 49 +++++++++++++++++++++++
arch/arm/plat-samsung/include/plat/devs.h | 2 +
9 files changed, 116 insertions(+), 2 deletions(-)
create mode 100644 arch/arm/plat-s5p/dev-mfc.c
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index 5014b62..f7d742d 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -364,6 +364,12 @@ static struct clk init_clocks_disable[] = {
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1 << 26),
}, {
+ .name = "mfc",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 16),
+ }, {
.name = "nfcon",
.id = -1,
.parent = &clk_hclk_psys.clk,
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h
b/arch/arm/mach-s5pv210/include/mach/map.h
index 0982443..d56db00 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -73,6 +73,8 @@
#define S5PV210_PA_FIMC1 (0xFB300000)
#define S5PV210_PA_FIMC2 (0xFB400000)
+#define S5PV210_PA_MFC (0xF1700000)
+
#define S5PV210_PA_HSMMC(x) (0xEB000000 + ((x) * 0x100000))
#define S5PV210_PA_HSOTG (0xEC000000)
@@ -107,6 +109,7 @@
#define S5PV210_PA_DMC0 (0xF0000000)
#define S5PV210_PA_DMC1 (0xF1400000)
+
/* compatibiltiy defines. */
#define S3C_PA_UART S5PV210_PA_UART
#define S3C_PA_HSMMC0 S5PV210_PA_HSMMC(0)
@@ -123,6 +126,7 @@
#define S5P_PA_FIMC0 S5PV210_PA_FIMC0
#define S5P_PA_FIMC1 S5PV210_PA_FIMC1
#define S5P_PA_FIMC2 S5PV210_PA_FIMC2
+#define S5P_PA_MFC S5PV210_PA_MFC
#define SAMSUNG_PA_ADC S5PV210_PA_ADC
#define SAMSUNG_PA_CFCON S5PV210_PA_CFCON
diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
index 9755df9..c7a048e 100644
--- a/arch/arm/plat-s5p/Kconfig
+++ b/arch/arm/plat-s5p/Kconfig
@@ -5,6 +5,11 @@
#
# Licensed under GPLv2
+config S5P_DEV_MFC
+ bool
+ help
+ Compile in platform device definitions for MFC
+
config PLAT_S5P
bool
depends on (ARCH_S5P64X0 || ARCH_S5P6442 || ARCH_S5PC100 ||
ARCH_S5PV210 || ARCH_S5PV310)
diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
index df65cb7..8c1c97c 100644
--- a/arch/arm/plat-s5p/Makefile
+++ b/arch/arm/plat-s5p/Makefile
@@ -23,7 +23,7 @@ obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_PM) += irq-pm.o
# devices
-
+obj-$(CONFIG_S5P_DEV_MFC) += dev-mfc.o
obj-$(CONFIG_S5P_DEV_FIMC0) += dev-fimc0.o
obj-$(CONFIG_S5P_DEV_FIMC1) += dev-fimc1.o
obj-$(CONFIG_S5P_DEV_FIMC2) += dev-fimc2.o
diff --git a/arch/arm/plat-s5p/dev-mfc.c b/arch/arm/plat-s5p/dev-mfc.c
new file mode 100644
index 0000000..0dfcb1a
--- /dev/null
+++ b/arch/arm/plat-s5p/dev-mfc.c
@@ -0,0 +1,49 @@
+/* linux/arch/arm/plat-s5p/dev-mfc.c
+ *
+ * Copyright (c) 2010 Samsung Electronics
+ *
+ * Base S5P MFC 5.1 resource and device definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/ioport.h>
+
+#include <mach/map.h>
+#include <plat/devs.h>
+#include <plat/irqs.h>
+
+static struct resource s5p_mfc_resource[] = {
+ [0] = {
+ .start = S5P_PA_MFC,
+ .end = S5P_PA_MFC + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_MFC,
+ .end = IRQ_MFC,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static u64 s5p_mfc_dma_mask = DMA_BIT_MASK(32);
+
+struct platform_device s5p_device_mfc = {
+ .name = "s5p-mfc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s5p_mfc_resource),
+ .resource = s5p_mfc_resource,
+ .dev = {
+ .dma_mask = &s5p_mfc_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+EXPORT_SYMBOL(s5p_device_mfc);
diff --git a/arch/arm/plat-samsung/include/plat/devs.h
b/arch/arm/plat-samsung/include/plat/devs.h
index 628b331..67594e2 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -124,6 +124,8 @@ extern struct platform_device s5p_device_fimc2;
extern struct platform_device s5p_device_fimc3;
extern struct platform_device s5pv310_device_fb0;
+extern struct platform_device s5p_device_mfc;
+
/* s3c2440 specific devices */
#ifdef CONFIG_CPU_S3C2440
--
1.6.3.3
--
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