This commit adds CMA memory reservation code to Aquila, Goni and c210
universal boards.
Signed-off-by: Michal Nazarewicz <m.nazarewicz@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
arch/arm/mach-s5pv210/mach-aquila.c | 31 +++++++++++++++++++++++++++
arch/arm/mach-s5pv210/mach-goni.c | 31 +++++++++++++++++++++++++++
arch/arm/mach-s5pv310/mach-universal_c210.c | 23 ++++++++++++++++++++
3 files changed, 85 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c
index bf772de..ff89534 100644
--- a/arch/arm/mach-s5pv210/mach-aquila.c
+++ b/arch/arm/mach-s5pv210/mach-aquila.c
@@ -19,6 +19,7 @@
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/gpio.h>
+#include <linux/cma.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -486,6 +487,35 @@ static struct platform_device *aquila_devices[] __initdata = {
&s5p_device_fimc2,
};
+static void __init aquila_reserve(void)
+{
+ static struct cma_region regions[] = {
+ {
+ .name = "fw",
+ .size = 1 << 20,
+ { .alignment = 128 << 10 },
+ .start = 0x32000000,
+ },
+ {
+ .name = "b1",
+ .size = 32 << 20,
+ .start = 0x33000000,
+ },
+ {
+ .name = "b2",
+ .size = 16 << 20,
+ .start = 0x44000000,
+ },
+ { }
+ };
+
+ static const char map[] __initconst =
+ "s5p-mfc5/f=fw;s5p-mfc5/a=b1;s5p-mfc5/b=b2;*=b1,b2";
+
+ cma_set_defaults(regions, map);
+ cma_early_regions_reserve(NULL);
+}
+
static void __init aquila_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
@@ -523,4 +553,5 @@ MACHINE_START(AQUILA, "Aquila")
.map_io = aquila_map_io,
.init_machine = aquila_machine_init,
.timer = &s3c24xx_timer,
+ .reserve = aquila_reserve,
MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c
index fdc5cca..10dc2b9 100644
--- a/arch/arm/mach-s5pv210/mach-goni.c
+++ b/arch/arm/mach-s5pv210/mach-goni.c
@@ -19,6 +19,7 @@
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/gpio.h>
+#include <linux/cma.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -467,6 +468,35 @@ static struct platform_device *goni_devices[] __initdata = {
&s3c_device_hsmmc2,
};
+static void __init goni_reserve(void)
+{
+ static struct cma_region regions[] = {
+ {
+ .name = "fw",
+ .size = 1 << 20,
+ { .alignment = 128 << 10 },
+ .start = 0x32000000,
+ },
+ {
+ .name = "b1",
+ .size = 32 << 20,
+ .start = 0x33000000,
+ },
+ {
+ .name = "b2",
+ .size = 16 << 20,
+ .start = 0x44000000,
+ },
+ { }
+ };
+
+ static const char map[] __initconst =
+ "s5p-mfc5/f=fw;s5p-mfc5/a=b1;s5p-mfc5/b=b2;*=b1,b2";
+
+ cma_set_defaults(regions, map);
+ cma_early_regions_reserve(NULL);
+}
+
static void __init goni_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
@@ -498,4 +528,5 @@ MACHINE_START(GONI, "GONI")
.map_io = goni_map_io,
.init_machine = goni_machine_init,
.timer = &s3c24xx_timer,
+ .reserve = goni_reserve,
MACHINE_END
diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c
index b57efae..f735c52 100644
--- a/arch/arm/mach-s5pv310/mach-universal_c210.c
+++ b/arch/arm/mach-s5pv310/mach-universal_c210.c
@@ -12,6 +12,7 @@
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
+#include <linux/cma.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
@@ -126,6 +127,27 @@ static void __init universal_map_io(void)
s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
}
+static void __init universal_reserve(void)
+{
+ static struct cma_region regions[] = {
+ {
+ .name = "r",
+ .size = 64 << 20,
+ },
+ {
+ .name = "fw",
+ .size = 1 << 20,
+ },
+ { }
+ };
+
+ static const char map[] __initconst =
+ "s3c-mfc5/f=fw;*=r";
+
+ cma_set_defaults(regions, map);
+ cma_early_regions_reserve(NULL);
+}
+
static void __init universal_machine_init(void)
{
#ifdef CONFIG_CACHE_L2X0
@@ -143,6 +165,7 @@ MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
.boot_params = S5P_PA_SDRAM + 0x100,
.init_irq = s5pv310_init_irq,
.map_io = universal_map_io,
+ .reserve = universal_reserve,
.init_machine = universal_machine_init,
.timer = &s5pv310_timer,
MACHINE_END
--
1.7.1
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxxx For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>