From: jy0922.shim@samsung•com (Joonyoung Shim)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH V2 4/7] ARM: EXYNOS: Adding DRM platform device
Date: Fri, 20 Jul 2012 16:33:52 +0900 [thread overview]
Message-ID: <500909E0.5070608@samsung.com> (raw)
In-Reply-To: <1342591053-7092-5-git-send-email-l.krishna@samsung.com>
On 07/18/2012 02:57 PM, Leela Krishna Amudala wrote:
> Add DRM platform device to machine file for exynos5.
>
> Signed-off-by: Prathyush K <prathyush.k@samsung•com>
> Signed-off-by: Leela Krishna Amudala <l.krishna@samsung•com>
> ---
> arch/arm/mach-exynos/mach-exynos5-dt.c | 27 +++++++++++++++++++++++++++
> 1 files changed, 27 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
> index 02a0e68..99f2b24 100644
> --- a/arch/arm/mach-exynos/mach-exynos5-dt.c
> +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
> @@ -17,6 +17,7 @@
>
> #include <asm/mach/arch.h>
> #include <asm/hardware/gic.h>
> +#include <asm/io.h>
> #include <mach/map.h>
>
> #include <plat/cpu.h>
> @@ -27,6 +28,22 @@
> #include "common.h"
> #include <video/platform_lcd.h>
>
> +static void exynos_fimd_gpio_setup_24bpp(void)
The function name is wrong, this function doesn't control gpios.
> +{
> + unsigned int reg = 0;
> + /*
> + * Set DISP1BLK_CFG register for Display path selection
> + * FIMD of DISP1_BLK Bypass selection : DISP1BLK_CFG[15]
> + * ---------------------
> + * 0 | MIE/MDNIE
> + * 1 | FIMD : selected
> + */
> + reg = __raw_readl(S3C_VA_SYS + 0x0214);
> + reg &= ~(1 << 15); /* To save other reset values */
> + reg |= (1 << 15);
> + __raw_writel(reg, S3C_VA_SYS + 0x0214);
> +}
If needs this, move to arch/arm/mach-exynos/setup-fimd0.c
> +
> static int smdk5250_bl_notify(struct device *unused, int brightness)
> {
> /* manage lcd_bl_en signal */
> @@ -49,6 +66,14 @@ static struct platform_pwm_backlight_data smdk5250_bl_data = {
> .notify = smdk5250_bl_notify,
> };
>
> +static struct platform_device exynos_drm_device = {
> + .name = "exynos-drm",
> + .dev = {
> + .dma_mask = &exynos_drm_device.dev.coherent_dma_mask,
> + .coherent_dma_mask = 0xffffffffUL,
> + }
> +};
> +
There is already exynos-drm device at the arch/arm/mach-exynos/dev-drm.c
> static void lcd_set_power(struct plat_lcd_data *pd,
> unsigned int power)
> {
> @@ -138,6 +163,7 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
>
> static struct platform_device *smdk5250_devices[] __initdata = {
> &smdk5250_lcd, /* for platform_lcd device */
> + &exynos_drm_device,
> };
>
> static void __init exynos5250_dt_map_io(void)
> @@ -151,6 +177,7 @@ static void __init exynos5250_dt_machine_init(void)
> samsung_bl_set(&smdk5250_bl_gpio_info, &smdk5250_bl_data);
> of_platform_populate(NULL, of_default_bus_match_table,
> exynos5250_auxdata_lookup, NULL);
> + exynos_fimd_gpio_setup_24bpp();
> platform_add_devices(smdk5250_devices, ARRAY_SIZE(smdk5250_devices));
> }
>
Thanks.
next prev parent reply other threads:[~2012-07-20 7:33 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-18 5:57 [PATCH V2 0/7] Add device tree based discovery support for drm-fimd Leela Krishna Amudala
2012-07-18 5:57 ` [PATCH V2 1/7] ARM: SAMSUNG: add additional registers and SFR definitions for writeback Leela Krishna Amudala
2012-07-18 6:51 ` Marek Szyprowski
2012-07-18 7:09 ` Ajay kumar
2012-07-20 10:09 ` Sylwester Nawrocki
2012-07-19 12:43 ` Leela Krishna Amudala
2012-07-20 6:45 ` Marek Szyprowski
2012-07-18 11:05 ` Tomasz Figa
2012-07-19 13:00 ` Leela Krishna Amudala
2012-07-19 13:35 ` Tomasz Figa
2012-07-20 2:21 ` Jingoo Han
2012-07-20 2:59 ` Leela Krishna Amudala
2012-07-20 9:49 ` Tomasz Figa
2012-07-20 10:00 ` Sylwester Nawrocki
2012-07-20 11:07 ` Leela Krishna Amudala
2012-07-20 12:54 ` Sylwester Nawrocki
2012-07-22 22:35 ` Jingoo Han
2012-07-18 5:57 ` [PATCH V2 2/7] ARM: EXYNOS5: add machine specific support for backlight Leela Krishna Amudala
2012-07-18 5:57 ` [PATCH V2 3/7] ARM: EXYNOS5: add machine specific support for LCD Leela Krishna Amudala
2012-07-18 6:45 ` Marek Szyprowski
2012-07-19 13:21 ` Leela Krishna Amudala
2012-07-20 6:31 ` Marek Szyprowski
2012-07-24 16:02 ` Leela Krishna Amudala
2012-07-20 7:17 ` Joonyoung Shim
2012-07-18 5:57 ` [PATCH V2 4/7] ARM: EXYNOS: Adding DRM platform device Leela Krishna Amudala
2012-07-20 7:33 ` Joonyoung Shim [this message]
2012-07-18 5:57 ` [PATCH V2 5/7] ARM: EXYNOS: add device tree based discovery support for FIMD Leela Krishna Amudala
2012-07-20 7:39 ` Joonyoung Shim
2012-07-18 5:57 ` [PATCH V2 6/7] ARM: EXYNOS5: Add the bus clock " Leela Krishna Amudala
2012-07-23 8:34 ` Joonyoung Shim
2012-07-23 9:54 ` Joonyoung Shim
2012-07-23 23:14 ` Jingoo Han
2012-07-23 23:45 ` Joonyoung Shim
2012-07-23 23:48 ` Jingoo Han
2012-07-23 23:55 ` Jingoo Han
2012-07-24 1:55 ` Joonyoung Shim
2012-07-24 2:15 ` Jingoo Han
2012-07-24 3:06 ` Joonyoung Shim
2012-07-24 4:02 ` Jingoo Han
2012-07-24 9:13 ` Sylwester Nawrocki
2012-07-18 5:57 ` [PATCH V2 7/7] ARM: EXYNOS5: Set parent clock to fimd Leela Krishna Amudala
2012-07-23 8:41 ` Joonyoung Shim
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