ARM: shmobile: r8a7778: add HPBIFx DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h
index 441886c9714baddffb609247b872fca7054c514a..b497f932d04f03c16d795d6f33b09619ea15f74c 100644 (file)
--- a/arch/arm/mach-shmobile/include/mach/r8a7778.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h
@@ -27,6 +27,24 @@ enum {
        HPBDMA_SLAVE_DUMMY,
        HPBDMA_SLAVE_SDHI0_TX,
        HPBDMA_SLAVE_SDHI0_RX,
+       HPBDMA_SLAVE_HPBIF0_TX,
+       HPBDMA_SLAVE_HPBIF0_RX,
+       HPBDMA_SLAVE_HPBIF1_TX,
+       HPBDMA_SLAVE_HPBIF1_RX,
+       HPBDMA_SLAVE_HPBIF2_TX,
+       HPBDMA_SLAVE_HPBIF2_RX,
+       HPBDMA_SLAVE_HPBIF3_TX,
+       HPBDMA_SLAVE_HPBIF3_RX,
+       HPBDMA_SLAVE_HPBIF4_TX,
+       HPBDMA_SLAVE_HPBIF4_RX,
+       HPBDMA_SLAVE_HPBIF5_TX,
+       HPBDMA_SLAVE_HPBIF5_RX,
+       HPBDMA_SLAVE_HPBIF6_TX,
+       HPBDMA_SLAVE_HPBIF6_RX,
+       HPBDMA_SLAVE_HPBIF7_TX,
+       HPBDMA_SLAVE_HPBIF7_RX,
+       HPBDMA_SLAVE_HPBIF8_TX,
+       HPBDMA_SLAVE_HPBIF8_RX,
 };
 
 extern void r8a7778_add_standard_devices(void);

diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 03fcc5974ef92170c5002bf857ddb35e95a49d57..81701cfb6cc6a96715c4935baf8e21fc1242aa95 100644 (file)
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -319,6 +319,29 @@ void __init r8a7778_add_dt_devices(void)
 #define HPB_DMAE_ASYNCMDR_ASMD21_SINGLE        BIT(1)  /* SDHI0 */
 #define HPB_DMAE_ASYNCMDR_ASMD21_MULTI 0       /* SDHI0 */
 
+#define HPBDMA_HPBIF(_id)                              \
+{                                                      \
+       .id     = HPBDMA_SLAVE_HPBIF## _id ##_TX,       \
+       .addr   = 0xffda0000 + (_id * 0x1000),          \
+       .dcr    = HPB_DMAE_DCR_CT |                     \
+                 HPB_DMAE_DCR_DIP |                    \
+                 HPB_DMAE_DCR_SPDS_32BIT |             \
+                 HPB_DMAE_DCR_DMDL |                   \
+                 HPB_DMAE_DCR_DPDS_32BIT,              \
+       .port   = 0x1111,                               \
+       .dma_ch = (28 + _id),                           \
+}, {                                                   \
+       .id     = HPBDMA_SLAVE_HPBIF## _id ##_RX,       \
+       .addr   = 0xffda0000 + (_id * 0x1000),          \
+       .dcr    = HPB_DMAE_DCR_CT |                     \
+                 HPB_DMAE_DCR_DIP |                    \
+                 HPB_DMAE_DCR_SMDL |                   \
+                 HPB_DMAE_DCR_SPDS_32BIT |             \
+                 HPB_DMAE_DCR_DPDS_32BIT,              \
+       .port   = 0x1111,                               \
+       .dma_ch = (28 + _id),                           \
+}
+
 static const struct hpb_dmae_slave_config hpb_dmae_slaves[] = {
        {
                .id     = HPBDMA_SLAVE_SDHI0_TX,
@@ -349,11 +372,39 @@ static const struct hpb_dmae_slave_config hpb_dmae_slaves[] = {
                .flags  = HPB_DMAE_SET_ASYNC_RESET | HPB_DMAE_SET_ASYNC_MODE,
                .dma_ch = 22,
        },
+
+       HPBDMA_HPBIF(0),
+       HPBDMA_HPBIF(1),
+       HPBDMA_HPBIF(2),
+       HPBDMA_HPBIF(3),
+       HPBDMA_HPBIF(4),
+       HPBDMA_HPBIF(5),
+       HPBDMA_HPBIF(6),
+       HPBDMA_HPBIF(7),
+       HPBDMA_HPBIF(8),
 };
 
 static const struct hpb_dmae_channel hpb_dmae_channels[] = {
        HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_TX), /* ch. 21 */
        HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_RX), /* ch. 22 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_TX), /* ch. 28 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_RX), /* ch. 28 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_TX), /* ch. 29 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_RX), /* ch. 29 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_TX), /* ch. 30 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_RX), /* ch. 30 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_TX), /* ch. 31 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_RX), /* ch. 31 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_TX), /* ch. 32 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_RX), /* ch. 32 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_TX), /* ch. 33 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_RX), /* ch. 33 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_TX), /* ch. 34 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_RX), /* ch. 34 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_TX), /* ch. 35 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_RX), /* ch. 35 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_TX), /* ch. 36 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_RX), /* ch. 36 */
 };
 
 static struct hpb_dmae_pdata dma_platform_data __initdata = {