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-rw-r--r--arch/arm/mach-exynos/mach-exynos5-dt.c34
1 files changed, 25 insertions, 9 deletions
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index db1cd8eacf28..f1326be80b91 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -10,6 +10,7 @@
*/
#include <linux/of_platform.h>
+#include <linux/of_fdt.h>
#include <linux/serial_core.h>
#include <asm/mach/arch.h>
@@ -75,20 +76,35 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
{},
};
-static void __init exynos5250_dt_map_io(void)
+static const struct of_dev_auxdata exynos5440_auxdata_lookup[] __initconst = {
+ OF_DEV_AUXDATA("samsung,exynos4210-uart", EXYNOS5440_PA_UART0,
+ "exynos4210-uart.0", NULL),
+ {},
+};
+
+static void __init exynos5_dt_map_io(void)
{
+ unsigned long root = of_get_flat_dt_root();
+
exynos_init_io(NULL, 0);
- s3c24xx_init_clocks(24000000);
+
+ if (of_flat_dt_is_compatible(root, "samsung,exynos5250"))
+ s3c24xx_init_clocks(24000000);
}
-static void __init exynos5250_dt_machine_init(void)
+static void __init exynos5_dt_machine_init(void)
{
- of_platform_populate(NULL, of_default_bus_match_table,
- exynos5250_auxdata_lookup, NULL);
+ if (of_machine_is_compatible("samsung,exynos5250"))
+ of_platform_populate(NULL, of_default_bus_match_table,
+ exynos5250_auxdata_lookup, NULL);
+ else if (of_machine_is_compatible("samsung,exynos5440"))
+ of_platform_populate(NULL, of_default_bus_match_table,
+ exynos5440_auxdata_lookup, NULL);
}
-static char const *exynos5250_dt_compat[] __initdata = {
+static char const *exynos5_dt_compat[] __initdata = {
"samsung,exynos5250",
+ "samsung,exynos5440",
NULL
};
@@ -96,11 +112,11 @@ DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)")
/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
.init_irq = exynos5_init_irq,
.smp = smp_ops(exynos_smp_ops),
- .map_io = exynos5250_dt_map_io,
+ .map_io = exynos5_dt_map_io,
.handle_irq = gic_handle_irq,
- .init_machine = exynos5250_dt_machine_init,
+ .init_machine = exynos5_dt_machine_init,
.init_late = exynos_init_late,
.timer = &exynos4_timer,
- .dt_compat = exynos5250_dt_compat,
+ .dt_compat = exynos5_dt_compat,
.restart = exynos5_restart,
MACHINE_END