diff options
| -rw-r--r-- | arch/arm/boot/dts/exynos4.dtsi | 8 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/mach-exynos4-dt.c | 17 |
3 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index e1347fceb5bc..6581bb2252e7 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -131,6 +131,14 @@ status = "disabled"; }; + mfc: codec@13400000 { + compatible = "samsung,mfc-v5"; + reg = <0x13400000 0x10000>; + interrupts = <0 94 0>; + samsung,power-domain = <&pd_mfc>; + status = "disabled"; + }; + serial@13800000 { compatible = "samsung,exynos4210-uart"; reg = <0x13800000 0x100>; diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 70f94c87479d..78bd3479c7e1 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -410,6 +410,7 @@ config MACH_EXYNOS4_DT select HAVE_SAMSUNG_KEYPAD if INPUT_KEYBOARD select PINCTRL select PINCTRL_EXYNOS + select S5P_DEV_MFC select USE_OF help Machine support for Samsung Exynos4 machine with device tree enabled. diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c index 3358088c822a..fad268f8548c 100644 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c @@ -12,13 +12,16 @@ */ #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 <mach/map.h> #include <plat/cpu.h> #include <plat/regs-serial.h> +#include <plat/mfc.h> #include "common.h" @@ -113,6 +116,7 @@ static const struct of_dev_auxdata exynos4_auxdata_lookup[] __initconst = { "exynos-sysmmu.14", NULL), /* FIMC-LITE0(4x12) */ OF_DEV_AUXDATA("samsung,exynos-sysmmu", 0x123C0000, "exynos-sysmmu.15", NULL), /* FIMC-LITE1(4x12) */ + OF_DEV_AUXDATA("samsung,mfc-v5", 0x13400000, "s5p-mfc", NULL), {}, }; @@ -135,6 +139,18 @@ static char const *exynos4_dt_compat[] __initdata = { NULL }; +static void __init exynos4_reserve(void) +{ +#ifdef CONFIG_S5P_DEV_MFC + struct s5p_mfc_dt_meminfo mfc_mem; + + /* Reserve memory for MFC only if it's available */ + mfc_mem.compatible = "samsung,mfc-v5"; + if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem)) + s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff, + mfc_mem.lsize); +#endif +} DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)") /* Maintainer: Thomas Abraham <thomas.abraham@linaro.org> */ .smp = smp_ops(exynos_smp_ops), @@ -145,4 +161,5 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)") .init_time = exynos4_timer_init, .dt_compat = exynos4_dt_compat, .restart = exynos4_restart, + .reserve = exynos4_reserve, MACHINE_END |