This patch extends mach-exynos4-dt generic board file with support for
Exynos4210 EVT0 SoC, which differs in availability of system timers and
needs different time initialization.
Signed-off-by: Tomasz Figa <t.f...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
arch/arm/mach-exynos/Kconfig | 9 +++++++++
arch/arm/mach-exynos/mach-exynos4-dt.c | 33 +++++++++++++++++++++++++++++++++
2 files changed, 42 insertions(+)
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index e538705..56920b3 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -39,6 +39,15 @@ config CPU_EXYNOS4210
help
Enable EXYNOS4210 CPU support
+config SOC_EXYNOS4210_EVT0
+ bool "SAMSUNG EXYNOS4210 EVT0"
+ default y
+ select SOC_EXYNOS4210
+ select CLKSRC_MMIO
+ select SAMSUNG_HRT
+ help
+ Enable EXYNOS4210 EVT0 SoC support
+
config SOC_EXYNOS4212
bool "SAMSUNG EXYNOS4212"
default y
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c
b/arch/arm/mach-exynos/mach-exynos4-dt.c
index b9ed834..ec6dd17 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -16,10 +16,12 @@
#include <linux/of_fdt.h>
#include <linux/serial_core.h>
#include <linux/memblock.h>
+#include <linux/clk-provider.h>
#include <linux/clocksource.h>
#include <asm/mach/arch.h>
#include <plat/mfc.h>
+#include <plat/samsung-time.h>
#include "common.h"
@@ -65,3 +67,34 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened
Device Tree)")
.restart = exynos4_restart,
.reserve = exynos4_reserve,
MACHINE_END
+
+#ifdef CONFIG_SOC_EXYNOS4210_EVT0
+static void __init exynos4210_evt0_init_time(void)
+{
+ of_clk_init(NULL);
+ samsung_time_init();
+}
+
+static void __init exynos4210_evt0_dt_map_io(void)
+{
+ exynos4_dt_map_io();
+}
+
+static char const *exynos4210_evt0_dt_compat[] __initdata = {
+ "samsung,exynos4210-evt0",
+ NULL
+};
+
+DT_MACHINE_START(EXYNOS4210_EVT0_DT, "Samsung Exynos4210 EVT0 (Device Tree)")
+ .smp = smp_ops(exynos_smp_ops),
+ .init_irq = exynos4_init_irq,
+ .map_io = exynos4210_evt0_dt_map_io,
+ .init_early = exynos_firmware_init,
+ .init_machine = exynos4_dt_machine_init,
+ .init_late = exynos_init_late,
+ .init_time = exynos4210_evt0_init_time,
+ .dt_compat = exynos4210_evt0_dt_compat,
+ .restart = exynos4_restart,
+ .reserve = exynos4_reserve,
+MACHINE_END
+#endif
--
1.8.1.5
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