ARM: S5P64X0: Move DMA support for S5P64X0

This patch moves DMA support files in the mach-s5p64x0
for S5P6440 and S5P6450 SoCs.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Cc: Jassi Brar <jassi.brar@samsung.com>

diff --git a/arch/arm/mach-s5p6440/dma.c b/arch/arm/mach-s5p64x0/dma.c
similarity index 55%
rename from arch/arm/mach-s5p6440/dma.c
rename to arch/arm/mach-s5p64x0/dma.c
index 07606ad..29a8c24 100644 (file)
--- a/arch/arm/mach-s5p6440/dma.c
+++ b/arch/arm/mach-s5p64x0/dma.c
@@ -1,4 +1,8 @@
-/*
+/* linux/arch/arm/mach-s5p64x0/dma.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com
+ *
  * Copyright (C) 2010 Samsung Electronics Co. Ltd.
  *     Jaswinder Singh <jassi.brar@samsung.com>
  *
@@ -15,26 +19,25 @@
  * 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 <mach/regs-clock.h>
 
+#include <plat/devs.h>
 #include <plat/s3c-pl330-pdata.h>
 
 static u64 dma_dmamask = DMA_BIT_MASK(32);
 
-static struct resource s5p6440_pdma_resource[] = {
+static struct resource s5p64x0_pdma_resource[] = {
        [0] = {
-               .start  = S5P6440_PA_PDMA,
-               .end    = S5P6440_PA_PDMA + SZ_4K,
-               .flags = IORESOURCE_MEM,
+               .start  = S5P64X0_PA_PDMA,
+               .end    = S5P64X0_PA_PDMA + SZ_4K,
+               .flags  = IORESOURCE_MEM,
        },
        [1] = {
                .start  = IRQ_DMA0,
@@ -80,26 +83,67 @@ static struct s3c_pl330_platdata s5p6440_pdma_pdata = {
        },
 };
 
-static struct platform_device s5p6440_device_pdma = {
+static struct s3c_pl330_platdata s5p6450_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_UART3_RX,
+               [7] = DMACH_UART3_TX,
+               [8] = DMACH_UART4_RX,
+               [9] = DMACH_UART4_TX,
+               [10] = DMACH_PCM0_TX,
+               [11] = DMACH_PCM0_RX,
+               [12] = DMACH_I2S0_TX,
+               [13] = DMACH_I2S0_RX,
+               [14] = DMACH_SPI0_TX,
+               [15] = DMACH_SPI0_RX,
+               [16] = DMACH_PCM1_TX,
+               [17] = DMACH_PCM1_RX,
+               [18] = DMACH_PCM2_TX,
+               [19] = DMACH_PCM2_RX,
+               [20] = DMACH_SPI1_TX,
+               [21] = DMACH_SPI1_RX,
+               [22] = DMACH_USI_TX,
+               [23] = DMACH_USI_RX,
+               [24] = DMACH_MAX,
+               [25] = DMACH_I2S1_TX,
+               [26] = DMACH_I2S1_RX,
+               [27] = DMACH_I2S2_TX,
+               [28] = DMACH_I2S2_RX,
+               [29] = DMACH_PWM,
+               [30] = DMACH_UART5_RX,
+               [31] = DMACH_UART5_TX,
+       },
+};
+
+static struct platform_device s5p64x0_device_pdma = {
        .name           = "s3c-pl330",
-       .id             = 1,
-       .num_resources  = ARRAY_SIZE(s5p6440_pdma_resource),
-       .resource       = s5p6440_pdma_resource,
+       .id             = 0,
+       .num_resources  = ARRAY_SIZE(s5p64x0_pdma_resource),
+       .resource       = s5p64x0_pdma_resource,
        .dev            = {
                .dma_mask = &dma_dmamask,
                .coherent_dma_mask = DMA_BIT_MASK(32),
-               .platform_data = &s5p6440_pdma_pdata,
        },
 };
 
-static struct platform_device *s5p6440_dmacs[] __initdata = {
-       &s5p6440_device_pdma,
-};
-
-static int __init s5p6440_dma_init(void)
+static int __init s5p64x0_dma_init(void)
 {
-       platform_add_devices(s5p6440_dmacs, ARRAY_SIZE(s5p6440_dmacs));
+       unsigned int id;
+
+       id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
+
+       if (id == 0x50000)
+               s5p64x0_device_pdma.dev.platform_data = &s5p6450_pdma_pdata;
+       else
+               s5p64x0_device_pdma.dev.platform_data = &s5p6440_pdma_pdata;
+
+       platform_device_register(&s5p64x0_device_pdma);
 
        return 0;
 }
-arch_initcall(s5p6440_dma_init);
+arch_initcall(s5p64x0_dma_init);

diff --git a/arch/arm/mach-s5p6440/include/mach/dma.h b/arch/arm/mach-s5p64x0/include/mach/dma.h
similarity index 100%
rename from arch/arm/mach-s5p6440/include/mach/dma.h
rename to arch/arm/mach-s5p64x0/include/mach/dma.h

diff --git a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
index 5fe6721..8107442 100644 (file)
--- a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
+++ b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
@@ -32,6 +32,12 @@ enum dma_ch {
        DMACH_UART2_TX,
        DMACH_UART3_RX,
        DMACH_UART3_TX,
+       DMACH_UART4_RX,
+       DMACH_UART4_TX,
+       DMACH_UART5_RX,
+       DMACH_UART5_TX,
+       DMACH_USI_RX,
+       DMACH_USI_TX,
        DMACH_IRDA,
        DMACH_I2S0_RX,
        DMACH_I2S0_TX,
@@ -64,6 +70,20 @@ enum dma_ch {
        DMACH_MSM_REQ2,
        DMACH_MSM_REQ1,
        DMACH_MSM_REQ0,
+       DMACH_SLIMBUS0_RX,
+       DMACH_SLIMBUS0_TX,
+       DMACH_SLIMBUS0AUX_RX,
+       DMACH_SLIMBUS0AUX_TX,
+       DMACH_SLIMBUS1_RX,
+       DMACH_SLIMBUS1_TX,
+       DMACH_SLIMBUS2_RX,
+       DMACH_SLIMBUS2_TX,
+       DMACH_SLIMBUS3_RX,
+       DMACH_SLIMBUS3_TX,
+       DMACH_SLIMBUS4_RX,
+       DMACH_SLIMBUS4_TX,
+       DMACH_SLIMBUS5_RX,
+       DMACH_SLIMBUS5_TX,
        /* END Marker, also used to denote a reserved channel */
        DMACH_MAX,
 };