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| author | Arun Kumar K <arun.kk@samsung.com> | 2012-10-23 22:51:33 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-10-19 10:26:31 +0900 |
| commit | 2eae613b95a786714bd1b5825ea3abc78d229d3f (patch) | |
| tree | 01999929d439e632ee08e1f3ec79bf5cd1ba3d28 /arch/arm/mach-exynos/mach-exynos5-dt.c | |
| parent | 70191db9308e33b5d0063f3a4a6ad22abf594a9d (diff) | |
| download | linux-2eae613b95a786714bd1b5825ea3abc78d229d3f.tar.bz2 | |
ARM: EXYNOS: Add MFC device tree support
This patch adds device tree entry for MFC v6 in the Exynos5
SoC. Makes the required changes in the clock files and adds
MFC to the DT device list.
Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Signed-off-by: Arun Kumar K <arun.kk@samsung.com>
[kgene.kim@samsung.com: fixed section mismatches Seung-Woo Kim reported]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/mach-exynos/mach-exynos5-dt.c')
| -rw-r--r-- | arch/arm/mach-exynos/mach-exynos5-dt.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index db1cd8eacf28..b7f1154088bd 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -11,6 +11,8 @@ #include <linux/of_platform.h> #include <linux/serial_core.h> +#include <linux/memblock.h> +#include <linux/of_fdt.h> #include <asm/mach/arch.h> #include <asm/hardware/gic.h> @@ -18,6 +20,7 @@ #include <plat/cpu.h> #include <plat/regs-serial.h> +#include <plat/mfc.h> #include "common.h" @@ -72,6 +75,7 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = { "exynos-gsc.2", NULL), OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC3, "exynos-gsc.3", NULL), + OF_DEV_AUXDATA("samsung,mfc-v6", 0x11000000, "s5p-mfc-v6", NULL), {}, }; @@ -92,6 +96,17 @@ static char const *exynos5250_dt_compat[] __initdata = { NULL }; +static void __init exynos5_reserve(void) +{ + struct s5p_mfc_dt_meminfo mfc_mem; + + /* Reserve memory for MFC only if it's available */ + mfc_mem.compatible = "samsung,mfc-v6"; + 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); +} + DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)") /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ .init_irq = exynos5_init_irq, @@ -103,4 +118,5 @@ DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)") .timer = &exynos4_timer, .dt_compat = exynos5250_dt_compat, .restart = exynos5_restart, + .reserve = exynos5_reserve, MACHINE_END |