From patchwork Wed Jul 20 22:54:16 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingoo Han X-Patchwork-Id: 993322 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p6KMp852021008 for ; Wed, 20 Jul 2011 23:04:53 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752535Ab1GTXDO (ORCPT ); Wed, 20 Jul 2011 19:03:14 -0400 Received: from ganesha.gnumonks.org ([213.95.27.120]:50985 "EHLO ganesha.gnumonks.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751545Ab1GTXDM (ORCPT ); Wed, 20 Jul 2011 19:03:12 -0400 Received: from uucp by ganesha.gnumonks.org with local-bsmtp (Exim 4.72) (envelope-from ) id 1QjfnH-0001dF-Pr; Thu, 21 Jul 2011 01:03:07 +0200 Received: from [12.23.102.184] (helo=starstone.dsn.sec.samsung.com) by jackpot.kr.gnumonks.org with esmtp (Exim 4.69) (envelope-from ) id 1Qjexr-00087v-2g; Thu, 21 Jul 2011 07:09:59 +0900 From: Jingoo Han To: Kukjin Kim , Paul Mundt , linux-samsung-soc@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Jonghun Han , Ben Dooks , Jingoo Han Subject: [PATCH V8 3/5] ARM: EXYNOS4: Add platform device and helper functions for FIMD Date: Thu, 21 Jul 2011 07:54:16 +0900 Message-Id: <1311202456-18203-1-git-send-email-jg1.han@samsung.com> X-Mailer: git-send-email 1.7.1 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 20 Jul 2011 23:04:53 +0000 (UTC) From: Jonghun Han This patch adds platform device s5p_device_fimd0 for EXYNOS4 FIMD0. EXYNOS4 has two FIMDs(FIMD0, FIMD1). FIMD1 will be added later. Some definitions used to enable EXYNOS4 FIMD0 are added. Signed-off-by: Jonghun Han Signed-off-by: Jingoo Han --- arch/arm/mach-exynos4/Kconfig | 9 ++++ arch/arm/mach-exynos4/Makefile | 1 + arch/arm/mach-exynos4/cpu.c | 3 + arch/arm/mach-exynos4/setup-fimd0.c | 43 ++++++++++++++++ arch/arm/plat-s5p/Kconfig | 5 ++ arch/arm/plat-s5p/Makefile | 1 + arch/arm/plat-s5p/dev-fimd0.c | 67 ++++++++++++++++++++++++++ arch/arm/plat-samsung/include/plat/devs.h | 1 + arch/arm/plat-samsung/include/plat/fb-core.h | 15 ++++++ arch/arm/plat-samsung/include/plat/fb.h | 15 ++++++ 10 files changed, 160 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-exynos4/setup-fimd0.c create mode 100644 arch/arm/plat-s5p/dev-fimd0.c diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index a4fb109..83518b5 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -26,6 +26,11 @@ config EXYNOS4_DEV_AHCI help Compile in platform device definitions for AHCI +config EXYNOS4_SETUP_FIMD0 + bool + help + Common setup code for FIMD0. + config EXYNOS4_DEV_PD bool help @@ -104,6 +109,7 @@ menu "EXYNOS4 Machines" config MACH_SMDKC210 bool "SMDKC210" select CPU_EXYNOS4210 + select S5P_DEV_FIMD0 select S3C_DEV_RTC select S3C_DEV_WDT select S3C_DEV_I2C1 @@ -113,6 +119,7 @@ config MACH_SMDKC210 select S3C_DEV_HSMMC3 select EXYNOS4_DEV_PD select EXYNOS4_DEV_SYSMMU + select EXYNOS4_SETUP_FIMD0 select EXYNOS4_SETUP_I2C1 select EXYNOS4_SETUP_SDHCI help @@ -121,6 +128,7 @@ config MACH_SMDKC210 config MACH_SMDKV310 bool "SMDKV310" select CPU_EXYNOS4210 + select S5P_DEV_FIMD0 select S3C_DEV_RTC select S3C_DEV_WDT select S3C_DEV_I2C1 @@ -132,6 +140,7 @@ config MACH_SMDKV310 select SAMSUNG_DEV_KEYPAD select EXYNOS4_DEV_PD select EXYNOS4_DEV_SYSMMU + select EXYNOS4_SETUP_FIMD0 select EXYNOS4_SETUP_I2C1 select EXYNOS4_SETUP_KEYPAD select EXYNOS4_SETUP_SDHCI diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index c3c70ab..b1077f4 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -40,6 +40,7 @@ obj-$(CONFIG_EXYNOS4_DEV_PD) += dev-pd.o obj-$(CONFIG_EXYNOS4_DEV_SYSMMU) += dev-sysmmu.o obj-$(CONFIG_EXYNOS4_SETUP_FIMC) += setup-fimc.o +obj-$(CONFIG_EXYNOS4_SETUP_FIMD0) += setup-fimd0.o obj-$(CONFIG_EXYNOS4_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_EXYNOS4_SETUP_I2C2) += setup-i2c2.o obj-$(CONFIG_EXYNOS4_SETUP_I2C3) += setup-i2c3.o diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c index 910ade6..85a0b96 100644 --- a/arch/arm/mach-exynos4/cpu.c +++ b/arch/arm/mach-exynos4/cpu.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include @@ -149,6 +150,8 @@ void __init exynos4_map_io(void) s3c_i2c0_setname("s3c2440-i2c"); s3c_i2c1_setname("s3c2440-i2c"); s3c_i2c2_setname("s3c2440-i2c"); + + s5p_fb_setname(0, "exynos4-fb"); } void __init exynos4_init_clocks(int xtal) diff --git a/arch/arm/mach-exynos4/setup-fimd0.c b/arch/arm/mach-exynos4/setup-fimd0.c new file mode 100644 index 0000000..ca7ae71 --- /dev/null +++ b/arch/arm/mach-exynos4/setup-fimd0.c @@ -0,0 +1,43 @@ +/* linux/arch/arm/mach-exynos4/setup-fimd0.c + * + * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Base Exynos4 FIMD 0 configuration + * + * 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 +#include + +#include +#include + +#include + +void exynos4_fimd0_gpio_setup_24bpp(void) +{ + unsigned int reg; + + s3c_gpio_cfgrange_nopull(EXYNOS4_GPF0(0), 8, S3C_GPIO_SFN(2)); + s3c_gpio_cfgrange_nopull(EXYNOS4_GPF1(0), 8, S3C_GPIO_SFN(2)); + s3c_gpio_cfgrange_nopull(EXYNOS4_GPF2(0), 8, S3C_GPIO_SFN(2)); + s3c_gpio_cfgrange_nopull(EXYNOS4_GPF3(0), 4, S3C_GPIO_SFN(2)); + + /* + * Set DISPLAY_CONTROL register for Display path selection. + * + * DISPLAY_CONTROL[1:0] + * --------------------- + * 00 | MIE + * 01 | MDINE + * 10 | FIMD : selected + * 11 | FIMD + */ + reg = __raw_readl(S3C_VA_SYS + 0x0210); + reg |= (1 << 1); + __raw_writel(reg, S3C_VA_SYS + 0x0210); +} diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig index 7f9ff2a..7537ad5 100644 --- a/arch/arm/plat-s5p/Kconfig +++ b/arch/arm/plat-s5p/Kconfig @@ -71,6 +71,11 @@ config S5P_DEV_FIMC3 help Compile in platform device definitions for FIMC controller 3 +config S5P_DEV_FIMD0 + bool + help + Compile in platform device definitions for FIMD controller 0 + config S5P_DEV_ONENAND bool help diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile index e234cc4..eec7e24 100644 --- a/arch/arm/plat-s5p/Makefile +++ b/arch/arm/plat-s5p/Makefile @@ -30,6 +30,7 @@ obj-$(CONFIG_S5P_DEV_FIMC0) += dev-fimc0.o obj-$(CONFIG_S5P_DEV_FIMC1) += dev-fimc1.o obj-$(CONFIG_S5P_DEV_FIMC2) += dev-fimc2.o obj-$(CONFIG_S5P_DEV_FIMC3) += dev-fimc3.o +obj-$(CONFIG_S5P_DEV_FIMD0) += dev-fimd0.o obj-$(CONFIG_S5P_DEV_ONENAND) += dev-onenand.o obj-$(CONFIG_S5P_DEV_CSIS0) += dev-csis0.o obj-$(CONFIG_S5P_DEV_CSIS1) += dev-csis1.o diff --git a/arch/arm/plat-s5p/dev-fimd0.c b/arch/arm/plat-s5p/dev-fimd0.c new file mode 100644 index 0000000..f728bb5 --- /dev/null +++ b/arch/arm/plat-s5p/dev-fimd0.c @@ -0,0 +1,67 @@ +/* linux/arch/arm/plat-s5p/dev-fimd0.c + * + * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Core file for Samsung Display Controller (FIMD) driver + * + * 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 +#include +#include +#include +#include +#include + +#include +#include + +#include +#include +#include + +static struct resource s5p_fimd0_resource[] = { + [0] = { + .start = S5P_PA_FIMD0, + .end = S5P_PA_FIMD0 + SZ_32K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_FIMD0_VSYNC, + .end = IRQ_FIMD0_VSYNC, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_FIMD0_FIFO, + .end = IRQ_FIMD0_FIFO, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = IRQ_FIMD0_SYSTEM, + .end = IRQ_FIMD0_SYSTEM, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 fimd0_dmamask = DMA_BIT_MASK(32); + +struct platform_device s5p_device_fimd0 = { + .name = "s5p-fb", + .id = 0, + .num_resources = ARRAY_SIZE(s5p_fimd0_resource), + .resource = s5p_fimd0_resource, + .dev = { + .dma_mask = &fimd0_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void __init s5p_fimd0_set_platdata(struct s3c_fb_platdata *pd) +{ + s3c_set_platdata(pd, sizeof(struct s3c_fb_platdata), + &s5p_device_fimd0); +} diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index e3b31c2..81143b7 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -49,6 +49,7 @@ extern struct platform_device s3c64xx_device_ac97; extern struct platform_device s3c_device_ts; extern struct platform_device s3c_device_fb; +extern struct platform_device s5p_device_fimd0; extern struct platform_device s3c_device_ohci; extern struct platform_device s3c_device_lcd; extern struct platform_device s3c_device_wdt; diff --git a/arch/arm/plat-samsung/include/plat/fb-core.h b/arch/arm/plat-samsung/include/plat/fb-core.h index bca383e..6abcbf1 100644 --- a/arch/arm/plat-samsung/include/plat/fb-core.h +++ b/arch/arm/plat-samsung/include/plat/fb-core.h @@ -26,4 +26,19 @@ static inline void s3c_fb_setname(char *name) #endif } +/* Re-define device name depending on support. */ +static inline void s5p_fb_setname(int id, char *name) +{ + switch (id) { +#ifdef CONFIG_S5P_DEV_FIMD0 + case 0: + s5p_device_fimd0.name = name; + break; +#endif + default: + printk(KERN_ERR "%s: invalid device id(%d)\n", __func__, id); + break; + } +} + #endif /* __ASM_PLAT_FB_CORE_H */ diff --git a/arch/arm/plat-samsung/include/plat/fb.h b/arch/arm/plat-samsung/include/plat/fb.h index cb3ca3a..01f10e4 100644 --- a/arch/arm/plat-samsung/include/plat/fb.h +++ b/arch/arm/plat-samsung/include/plat/fb.h @@ -74,6 +74,14 @@ struct s3c_fb_platdata { extern void s3c_fb_set_platdata(struct s3c_fb_platdata *pd); /** + * s5p_fimd0_set_platdata() - Setup the FB device with platform data. + * @pd: The platform data to set. The data is copied from the passed structure + * so the machine data can mark the data __initdata so that any unused + * machines will end up dumping their data at runtime. + */ +extern void s5p_fimd0_set_platdata(struct s3c_fb_platdata *pd); + +/** * s3c64xx_fb_gpio_setup_24bpp() - S3C64XX setup function for 24bpp LCD * * Initialise the GPIO for an 24bpp LCD display on the RGB interface. @@ -94,4 +102,11 @@ extern void s5pc100_fb_gpio_setup_24bpp(void); */ extern void s5pv210_fb_gpio_setup_24bpp(void); +/** + * exynos4_fimd0_gpio_setup_24bpp() - Exynos4 setup function for 24bpp LCD0 + * + * Initialise the GPIO for an 24bpp LCD display on the RGB interface 0. + */ +extern void exynos4_fimd0_gpio_setup_24bpp(void); + #endif /* __PLAT_S3C_FB_H */