[PATCH v4 3/8] ARM: Samsung: Add platform definitions and helpers for FIMC driver
Kyungmin Park
kyungmin.park at samsung.com
Mon Aug 2 20:37:11 EDT 2010
On Tue, Aug 3, 2010 at 8:58 AM, Kukjin Kim <kgene.kim at samsung.com> wrote:
> Marek Szyprowski wrote:
>>
>> From: Sylwester Nawrocki <s.nawrocki at samsung.com>
>>
>> FIMC (CAMIF) device is a camera interface embedded in S3C/S5P Samsung
>> SOC series. It supports ITU-R BT.601/656 and MIPI-CSI2 standards,
>> memory to memory operations, color conversion, resizing and rotation.
>>
>> Signed-off-by: Sylwester Nawrocki <s.nawrocki at samsung.com>
>> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
>> Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
>> ---
>>
>> This is patch is a v3 version rebased onto latest kgene/for-next tree.
>> New entries in map.h files has been sorted by the physicall address.
>>
> Thanks for your addressing.
>
>> I'm resending this patch on behalf of Sylwester who is on holidays this
>> week.
>>
>> Best regards
>> --
>> Marek Szyprowski
>> Samsung Poland R&D Center
>> ---
>> arch/arm/mach-s5pc100/include/mach/map.h | 7 ++++
>> arch/arm/mach-s5pv210/cpu.c | 5 +++
>> arch/arm/mach-s5pv210/include/mach/map.h | 8 ++++
>> arch/arm/plat-s5p/Kconfig | 16 ++++++++
>> arch/arm/plat-s5p/Makefile | 3 ++
>> arch/arm/plat-s5p/dev-fimc0.c | 35
>> ++++++++++++++++++
>> arch/arm/plat-s5p/dev-fimc1.c | 35
>> ++++++++++++++++++
>> arch/arm/plat-s5p/dev-fimc2.c | 35
>> ++++++++++++++++++
>> arch/arm/plat-samsung/include/plat/fimc-core.h | 45
>> ++++++++++++++++++++++++
>> arch/arm/plat-samsung/include/plat/fimc.h | 22 +++++++++++
>> 10 files changed, 211 insertions(+), 0 deletions(-)
>> create mode 100644 arch/arm/plat-s5p/dev-fimc0.c
>> create mode 100644 arch/arm/plat-s5p/dev-fimc1.c
>> create mode 100644 arch/arm/plat-s5p/dev-fimc2.c
>> create mode 100644 arch/arm/plat-samsung/include/plat/fimc-core.h
>> create mode 100644 arch/arm/plat-samsung/include/plat/fimc.h
>>
>> diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-
>> s5pc100/include/mach/map.h
>> index c018697..3abe7f5 100644
>> --- a/arch/arm/mach-s5pc100/include/mach/map.h
>> +++ b/arch/arm/mach-s5pc100/include/mach/map.h
>> @@ -99,6 +99,10 @@
>>
>> #define S5PC100_PA_FB (0xEE000000)
>>
>> +#define S5PC100_PA_FIMC0 (0xEE200000)
>> +#define S5PC100_PA_FIMC1 (0xEE300000)
>> +#define S5PC100_PA_FIMC2 (0xEE400000)
>> +
>> #define S5PC100_PA_I2S0 (0xF2000000)
>> #define S5PC100_PA_I2S1 (0xF2100000)
>> #define S5PC100_PA_I2S2 (0xF2200000)
>> @@ -143,6 +147,9 @@
>> #define S3C_PA_ONENAND_BUF S5PC100_PA_ONENAND_BUF
>> #define S3C_SZ_ONENAND_BUF S5PC100_SZ_ONENAND_BUF
>> #define S3C_PA_RTC S5PC100_PA_RTC
>> +#define S5P_PA_FIMC0 S5PC100_PA_FIMC0
>> +#define S5P_PA_FIMC1 S5PC100_PA_FIMC1
>> +#define S5P_PA_FIMC2 S5PC100_PA_FIMC2
>>
>> #define SAMSUNG_PA_ADC S5PC100_PA_TSADC
>> #define SAMSUNG_PA_CFCON S5PC100_PA_CFCON
>> diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
>> index ea09c32..a7446d4 100644
>> --- a/arch/arm/mach-s5pv210/cpu.c
>> +++ b/arch/arm/mach-s5pv210/cpu.c
>> @@ -37,6 +37,7 @@
>> #include <plat/iic-core.h>
>> #include <plat/keypad-core.h>
>> #include <plat/sdhci.h>
>> +#include <plat/fimc-core.h>
>> #include <plat/reset.h>
>>
>> /* Initial IO mappings */
>> @@ -104,6 +105,10 @@ void __init s5pv210_map_io(void)
>>
>> /* Use s5pv210-keypad instead of samsung-keypad */
>> samsung_keypad_setname("s5pv210-keypad");
>> +
>> + s3c_fimc_setname(0, "s5pv210-fimc");
>> + s3c_fimc_setname(1, "s5pv210-fimc");
>> + s3c_fimc_setname(2, "s5pv210-fimc");
>> }
>>
>> void __init s5pv210_init_clocks(int xtal)
>> diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-
>> s5pv210/include/mach/map.h
>> index 986b285..6a07e55 100644
>> --- a/arch/arm/mach-s5pv210/include/mach/map.h
>> +++ b/arch/arm/mach-s5pv210/include/mach/map.h
>> @@ -65,6 +65,10 @@
>>
>> #define S5PV210_PA_FB (0xF8000000)
>>
>> +#define S5PV210_PA_FIMC0 (0xFB200000)
>> +#define S5PV210_PA_FIMC1 (0xFB300000)
>> +#define S5PV210_PA_FIMC2 (0xFB400000)
>> +
>> #define S5PV210_PA_HSMMC(x) (0xEB000000 + ((x) * 0x100000))
>>
>> #define S5PV210_PA_VIC0 (0xF2000000)
>> @@ -114,4 +118,8 @@
>> #define SAMSUNG_PA_CFCON S5PV210_PA_CFCON
>> #define SAMSUNG_PA_KEYPAD S5PV210_PA_KEYPAD
>>
>> +#define S5P_PA_FIMC0 S5PV210_PA_FIMC0
>> +#define S5P_PA_FIMC1 S5PV210_PA_FIMC1
>> +#define S5P_PA_FIMC2 S5PV210_PA_FIMC2
>
> To use one style is better for reading, merge conflict handling and so on...
> The style means to add S5P_PA_XXX after S3C_PA_XXX with C100 case or to
> modify above C100 case like this.
Use the same conversion as previous one. are you okay?
#define S5PV210_PA_VIC0 (0xF2000000)
#define S5P_PA_VIC0 S5PV210_PA_VIC0
#define S5PV210_PA_VIC1 (0xF2100000)
#define S5P_PA_VIC1 S5PV210_PA_VIC1
#define S5PV210_PA_VIC2 (0xF2200000)
#define S5P_PA_VIC2 S5PV210_PA_VIC2
#define S5PV210_PA_VIC3 (0xF2300000)
#define S5P_PA_VIC3 S5PV210_PA_VIC3
#define S5PV210_PA_SDRAM (0x30000000)
#define S5P_PA_SDRAM S5PV210_PA_SDRAM
>
>> +
>> #endif /* __ASM_ARCH_MAP_H */
>> diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
>> index 907ac63..9c79106 100644
>> --- a/arch/arm/plat-s5p/Kconfig
>> +++ b/arch/arm/plat-s5p/Kconfig
>> @@ -5,6 +5,22 @@
>> #
>> # Licensed under GPLv2
>>
>> +config S5P_DEV_FIMC0
>> + bool
>> + help
>> + Compile in platform device definitions for FIMC controller 0
>> +
>> +config S5P_DEV_FIMC1
>> + bool
>> + help
>> + Compile in platform device definitions for FIMC controller 1
>> +
>> +config S5P_DEV_FIMC2
>> + bool
>> + help
>> + Compile in platform device definitions for FIMC controller 2
>> +
>> +
>
> 2 empty lines.
>
>> config PLAT_S5P
>> bool
>> depends on (ARCH_S5P6440 || ARCH_S5P6442 || ARCH_S5PC100 ||
>> ARCH_S5PV210 || ARCH_S5PV310)
>> diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
>> index 7e34194..a2d9905 100644
>> --- a/arch/arm/plat-s5p/Makefile
>> +++ b/arch/arm/plat-s5p/Makefile
>> @@ -19,3 +19,6 @@ obj-y += clock.o
>> obj-y += irq.o
>> obj-$(CONFIG_S5P_EXT_INT) += irq-eint.o
>>
>
> Please add '# devices' here...
It's not related with this patch.
>
>> +obj-$(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-fimc0.c b/arch/arm/plat-s5p/dev-fimc0.c
>> new file mode 100644
>> index 0000000..8849de4
>> --- /dev/null
>> +++ b/arch/arm/plat-s5p/dev-fimc0.c
>> @@ -0,0 +1,35 @@
>> +/* linux/arch/arm/plat-s5p/dev-fimc0.c
>> + *
>> + * Copyright (c) 2010 Samsung Electronics
>> + *
>> + * Base S5P FIMC0 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.
>> + */
>
> Being 1 empty line is better here.
>
>> +#include <linux/kernel.h>
>> +#include <linux/platform_device.h>
>> +#include <linux/interrupt.h>
>> +#include <linux/ioport.h>
>> +#include <mach/map.h>
>> +
>> +static struct resource s5p_fimc_resource[] = {
>
> Please change to s5p_fimc0_resource...it'd helpful to merging dev-fimcX
> files later...
>
>> + [0] = {
>> + .start = S5P_PA_FIMC0,
>> + .end = S5P_PA_FIMC0 + SZ_1M - 1,
>> + .flags = IORESOURCE_MEM,
>> + },
>> + [1] = {
>> + .start = IRQ_FIMC0,
>> + .end = IRQ_FIMC0,
>> + .flags = IORESOURCE_IRQ,
>> + },
>> +};
>> +
>> +struct platform_device s5p_device_fimc0 = {
>> + .name = "s5p-fimc",
>> + .id = 0,
>> + .num_resources = ARRAY_SIZE(s5p_fimc_resource),
>
> s5p_fimc0_resource...
>
>> + .resource = s5p_fimc_resource,
>
> s5p_fimc0_resource...
>
>> +};
>> diff --git a/arch/arm/plat-s5p/dev-fimc1.c b/arch/arm/plat-s5p/dev-fimc1.c
>> new file mode 100644
>> index 0000000..b1f8970
>> --- /dev/null
>> +++ b/arch/arm/plat-s5p/dev-fimc1.c
>> @@ -0,0 +1,35 @@
>> +/* linux/arch/arm/plat-s5p/dev-fimc1.c
>> + *
>> + * Copyright (c) 2010 Samsung Electronics
>> + *
>> + * Base S5P FIMC1 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/platform_device.h>
>> +#include <linux/interrupt.h>
>> +#include <linux/ioport.h>
>> +#include <mach/map.h>
>> +
>> +static struct resource s5p_fimc_resource[] = {
>> + [0] = {
>> + .start = S5P_PA_FIMC1,
>> + .end = S5P_PA_FIMC1 + SZ_1M - 1,
>> + .flags = IORESOURCE_MEM,
>> + },
>> + [1] = {
>> + .start = IRQ_FIMC1,
>> + .end = IRQ_FIMC1,
>> + .flags = IORESOURCE_IRQ,
>> + },
>> +};
>> +
>> +struct platform_device s5p_device_fimc1 = {
>> + .name = "s5p-fimc",
>> + .id = 1,
>> + .num_resources = ARRAY_SIZE(s5p_fimc_resource),
>> + .resource = s5p_fimc_resource,
>> +};
>> diff --git a/arch/arm/plat-s5p/dev-fimc2.c b/arch/arm/plat-s5p/dev-fimc2.c
>> new file mode 100644
>> index 0000000..20df59d
>> --- /dev/null
>> +++ b/arch/arm/plat-s5p/dev-fimc2.c
>> @@ -0,0 +1,35 @@
>> +/* linux/arch/arm/plat-s5p/dev-fimc2.c
>> + *
>> + * Copyright (c) 2010 Samsung Electronics
>> + *
>> + * Base S5P FIMC2 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/platform_device.h>
>> +#include <linux/interrupt.h>
>> +#include <linux/ioport.h>
>> +#include <mach/map.h>
>> +
>> +static struct resource s5p_fimc_resource[] = {
>> + [0] = {
>> + .start = S5P_PA_FIMC2,
>> + .end = S5P_PA_FIMC2 + SZ_1M - 1,
>> + .flags = IORESOURCE_MEM,
>> + },
>> + [1] = {
>> + .start = IRQ_FIMC2,
>> + .end = IRQ_FIMC2,
>> + .flags = IORESOURCE_IRQ,
>> + },
>> +};
>> +
>> +struct platform_device s5p_device_fimc2 = {
>> + .name = "s5p-fimc",
>> + .id = 2,
>> + .num_resources = ARRAY_SIZE(s5p_fimc_resource),
>> + .resource = s5p_fimc_resource,
>> +};
>
> This is just for your information...
> I'm working on handling plat device in case of various # of each AP FIMC
> with CONFIG_NR_FIMC...
> So in this case, all of plat data for FIMC will be merged into
> 'plat-s5p/dev-fimc.c' or 'devs.c' later.
> ...but I'm not sure some stuff...anyway...
If you have these plan, then there's no reason to separate the
dev-fimcX as this patch, Just one file the dev-fimc from now.
Other devices are same rules.
>
>> diff --git a/arch/arm/plat-samsung/include/plat/fimc-core.h
> b/arch/arm/plat-
>> samsung/include/plat/fimc-core.h
>> new file mode 100644
>> index 0000000..a884ede
>> --- /dev/null
>> +++ b/arch/arm/plat-samsung/include/plat/fimc-core.h
>> @@ -0,0 +1,45 @@
>> +/*
>> + * arch/arm/plat-samsung/include/plat/fimc-core.h
>> + *
>> + * Copyright 2010 Samsung Electronics Co., Ltd.
>> + * Sylwester Nawrocki <s.nawrocki at samsung.com>
>> + *
>> + * Samsung camera interface driver core functions
>> + *
>> + * 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.
>> + */
>> +#ifndef __ASM_PLAT_FIMC_CORE_H
>> +#define __ASM_PLAT_FIMC_CORE_H __FILE__
>> +
>> +/*
>> + * These functions are only for use with the core support code, such as
>> + * the CPU-specific initialization code.
>> + */
>> +
>> +#include <plat/fimc.h>
>> +
>> +/* Re-define device name to differentiate the subsystem in various SoCs.
> */
>> +static inline void s3c_fimc_setname(int id, char *name)
>> +{
>> + switch (id) {
>> +#ifdef CONFIG_S5P_DEV_FIMC0
>> + case 0:
>> + s5p_device_fimc0.name = name;
>> + break;
>> +#endif
>> +#ifdef CONFIG_S5P_DEV_FIMC1
>> + case 1:
>> + s5p_device_fimc1.name = name;
>> + break;
>> +#endif
>> +#ifdef CONFIG_S5P_DEV_FIMC2
>> + case 2:
>> + s5p_device_fimc2.name = name;
>> + break;
>> +#endif
>> + }
>> +}
>> +
>> +#endif /* __ASM_PLAT_FIMC_CORE_H */
>> diff --git a/arch/arm/plat-samsung/include/plat/fimc.h b/arch/arm/plat-
>> samsung/include/plat/fimc.h
>> new file mode 100644
>> index 0000000..fda2040
>> --- /dev/null
>> +++ b/arch/arm/plat-samsung/include/plat/fimc.h
>> @@ -0,0 +1,22 @@
>> +/* linux/arch/arm/plat-samsung/include/plat/fimc.h
>> + *
>> + * Platform header file for S3C/S5P FIMC driver
>> + *
>> + * Copyright (c) 2010 Samsung Electronics
>> + *
>> + * Sylwester Nawrocki, <s.nawrocki at samsung.com>
>> + *
>> + * 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.
>> + */
>> +#ifndef FIMC_H_
>> +#define FIMC_H_
>> +
>> +#include <linux/platform_device.h>
>> +
>> +extern struct platform_device s5p_device_fimc0;
>> +extern struct platform_device s5p_device_fimc1;
>> +extern struct platform_device s5p_device_fimc2;
>
> Should being in 'plat-samsung/include/plat/devs.h'.
>
>> +
>> +#endif /* FIMC_H_ */
>> --
>
> Marek, could you please address as soon as possible?
>
> Thanks.
>
> Best regards,
> Kgene.
> --
> Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
> SW Solution Development Team, Samsung Electronics Co., Ltd.
>
> --
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