ARM: Merge for-2635/s5p-dma

Merge branch 'for-2635/s5p-dma' into for-linus/samsung2

Conflicts:
	arch/arm/mach-s5pv210/Makefile

5 files changed, 136 insertions, 1 deletions

diff --git a/arch/arm/mach-s5p6442/Kconfig b/arch/arm/mach-s5p6442/Kconfig
index 4f3f6de6a013..0fd41b447915 100644
--- a/arch/arm/mach-s5p6442/Kconfig
+++ b/arch/arm/mach-s5p6442/Kconfig
@@ -12,6 +12,7 @@ if ARCH_S5P6442
 config CPU_S5P6442
         bool
         select PLAT_S5P
+        select S3C_PL330_DMA
         help
           Enable S5P6442 CPU support
 
diff --git a/arch/arm/mach-s5p6442/Makefile b/arch/arm/mach-s5p6442/Makefile
index dde39a6ce6bc..17bd22ee107d 100644
--- a/arch/arm/mach-s5p6442/Makefile
+++ b/arch/arm/mach-s5p6442/Makefile
@@ -12,7 +12,7 @@ obj-				:=
 
 # Core support for S5P6442 system
 
-obj-$(CONFIG_CPU_S5P6442)       += cpu.o init.o clock.o
+obj-$(CONFIG_CPU_S5P6442)       += cpu.o init.o clock.o dma.o
 
 # machine support
 
diff --git a/arch/arm/mach-s5p6442/dma.c b/arch/arm/mach-s5p6442/dma.c
new file mode 100644
index 000000000000..ad4f8704b93d
--- /dev/null
+++ b/arch/arm/mach-s5p6442/dma.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *      Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <plat/devs.h>
+#include <plat/irqs.h>
+
+#include <mach/map.h>
+#include <mach/irqs.h>
+
+#include <plat/s3c-pl330-pdata.h>
+
+static u64 dma_dmamask = DMA_BIT_MASK(32);
+
+static struct resource s5p6442_pdma_resource[] = {
+        [0] = {
+                .start  = S5P6442_PA_PDMA,
+                .end    = S5P6442_PA_PDMA + SZ_4K,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_PDMA,
+                .end    = IRQ_PDMA,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct s3c_pl330_platdata s5p6442_pdma_pdata = {
+        .peri = {
+                [0] = DMACH_UART0_RX,
+                [1] = DMACH_UART0_TX,
+                [2] = DMACH_UART1_RX,
+                [3] = DMACH_UART1_TX,
+                [4] = DMACH_UART2_RX,
+                [5] = DMACH_UART2_TX,
+                [6] = DMACH_MAX,
+                [7] = DMACH_MAX,
+                [8] = DMACH_MAX,
+                [9] = DMACH_I2S0_RX,
+                [10] = DMACH_I2S0_TX,
+                [11] = DMACH_I2S0S_TX,
+                [12] = DMACH_I2S1_RX,
+                [13] = DMACH_I2S1_TX,
+                [14] = DMACH_MAX,
+                [15] = DMACH_MAX,
+                [16] = DMACH_SPI0_RX,
+                [17] = DMACH_SPI0_TX,
+                [18] = DMACH_MAX,
+                [19] = DMACH_MAX,
+                [20] = DMACH_PCM0_RX,
+                [21] = DMACH_PCM0_TX,
+                [22] = DMACH_PCM1_RX,
+                [23] = DMACH_PCM1_TX,
+                [24] = DMACH_MAX,
+                [25] = DMACH_MAX,
+                [26] = DMACH_MAX,
+                [27] = DMACH_MSM_REQ0,
+                [28] = DMACH_MSM_REQ1,
+                [29] = DMACH_MSM_REQ2,
+                [30] = DMACH_MSM_REQ3,
+                [31] = DMACH_MAX,
+        },
+};
+
+static struct platform_device s5p6442_device_pdma = {
+        .name           = "s3c-pl330",
+        .id             = 1,
+        .num_resources  = ARRAY_SIZE(s5p6442_pdma_resource),
+        .resource       = s5p6442_pdma_resource,
+        .dev            = {
+                .dma_mask = &dma_dmamask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+                .platform_data = &s5p6442_pdma_pdata,
+        },
+};
+
+static struct platform_device *s5p6442_dmacs[] __initdata = {
+        &s5p6442_device_pdma,
+};
+
+static int __init s5p6442_dma_init(void)
+{
+        platform_add_devices(s5p6442_dmacs, ARRAY_SIZE(s5p6442_dmacs));
+
+        return 0;
+}
+arch_initcall(s5p6442_dma_init);
diff --git a/arch/arm/mach-s5p6442/include/mach/dma.h b/arch/arm/mach-s5p6442/include/mach/dma.h
new file mode 100644
index 000000000000..81209eb1409b
--- /dev/null
+++ b/arch/arm/mach-s5p6442/include/mach/dma.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *      Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __MACH_DMA_H
+#define __MACH_DMA_H
+
+/* This platform uses the common S3C DMA API driver for PL330 */
+#include <plat/s3c-dma-pl330.h>
+
+#endif /* __MACH_DMA_H */
diff --git a/arch/arm/mach-s5p6442/include/mach/map.h b/arch/arm/mach-s5p6442/include/mach/map.h
index 685277d792fb..a263d77f6968 100644
--- a/arch/arm/mach-s5p6442/include/mach/map.h
+++ b/arch/arm/mach-s5p6442/include/mach/map.h
@@ -34,6 +34,9 @@
 #define S5P6442_PA_VIC2         (0xE4200000)
 #define S5P_PA_VIC2             S5P6442_PA_VIC2
 
+#define S5P6442_PA_MDMA         0xE8000000
+#define S5P6442_PA_PDMA         0xE9000000
+
 #define S5P6442_PA_TIMER        (0xEA000000)
 #define S5P_PA_TIMER            S5P6442_PA_TIMER