On 01/29/2013 05:13 AM, Sachin Kamat wrote:
> This patch adds MFC codec support for Exynos4 DT machines.
>
> Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/exynos4.dtsi | 7 +++++++
> arch/arm/mach-exynos/mach-exynos4-dt.c | 17 +++++++++++++++++
> 2 files changed, 24 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
> index e1347fc..1122fb1 100644
> --- a/arch/arm/boot/dts/exynos4.dtsi
> +++ b/arch/arm/boot/dts/exynos4.dtsi
> @@ -289,4 +289,11 @@
> interrupts = <0 34 0>;
> };
> };
> +
> + mfc: codec@13400000 {
> + compatible = "samsung,mfc-v5";
> + reg = <0x13400000 0x10000>;
> + interrupts = <0 94 0>;
> + samsung,power-domain = <&pd_mfc>;
Please add:
status = "disabled";
> + };
> };
> diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
> index ab1dacc..8ae8da1 100644
> --- a/arch/arm/mach-exynos/mach-exynos4-dt.c
> +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
> @@ -12,7 +12,9 @@
> */
>
> #include <linux/of_platform.h>
> +#include <linux/of_fdt.h>
> #include <linux/serial_core.h>
> +#include <linux/memblock.h>
>
> #include <asm/mach/arch.h>
> #include <asm/hardware/gic.h>
> @@ -20,6 +22,7 @@
>
> #include <plat/cpu.h>
> #include <plat/regs-serial.h>
> +#include <plat/mfc.h>
>
> #include "common.h"
>
> @@ -80,6 +83,7 @@ static const struct of_dev_auxdata exynos4_auxdata_lookup[] __initconst = {
> OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_MDMA1, "dma-pl330.2", NULL),
> OF_DEV_AUXDATA("samsung,exynos4210-tmu", EXYNOS4_PA_TMU,
> "exynos-tmu", NULL),
> + OF_DEV_AUXDATA("samsung,mfc-v5", 0x13400000, "s5p-mfc", NULL),
> {},
> };
>
> @@ -102,6 +106,18 @@ static char const *exynos4_dt_compat[] __initdata = {
> NULL
> };
>
> +static void __init exynos4_reserve(void)
> +{
> +#ifdef CONFIG_S5P_DEV_MFC
Where is this symbol supposed to be enabled ?
Don't you need a change like this as a part of this patch ?
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 1d9312a..1ae72d9 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -413,6 +413,7 @@ config MACH_EXYNOS4_DT
select USE_OF
select EXYNOS4_SETUP_USB_PHY
select ARM_DMA_USE_IOMMU if EXYNOS_IOMMU
+ select S5P_DEV_MFC
help
Machine support for Samsung Exynos4 machine with device tree enabled.
Select this if a fdt blob is available for the Exynos4 SoC based board.
--
Thanks,
Sylwester
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