From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
To: "linux-sh@vger.kernel.org" <linux-sh@vger.kernel.org>
Cc: linux-serial@vger.kernel.org, Paul Mundt <lethal@linux-sh.org>
Subject: [PATCH 4/4 v2] ARM: mach-shmobile: add SCIFA and SCIFB DMA slave
Date: Sun, 23 May 2010 16:39:24 +0000 [thread overview]
Message-ID: <Pine.LNX.4.64.1005231836090.3571@axis700.grange> (raw)
In-Reply-To: <Pine.LNX.4.64.1005231820190.3571@axis700.grange>
SH7372 can use DMA with the SCI serial driver. Add required slave IDs and slave
descriptors.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
---
v1 -> v2:
No need to move DMA platform devices to the top, they are placed correctly
by the new version of the
[PATCH 9/9 v2] ARM: mach-shmobile: add DMA support to sh7372, enable DMA for SDHI
patch
arch/arm/mach-shmobile/include/mach/sh7372.h | 14 +++++
arch/arm/mach-shmobile/setup-sh7372.c | 70 ++++++++++++++++++++++++++
2 files changed, 84 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/include/mach/sh7372.h
index 57e033a..c2d2d81 100644
--- a/arch/arm/mach-shmobile/include/mach/sh7372.h
+++ b/arch/arm/mach-shmobile/include/mach/sh7372.h
@@ -433,6 +433,20 @@ enum {
/* DMA slave IDs */
enum {
+ SHDMA_SLAVE_SCIF0_TX,
+ SHDMA_SLAVE_SCIF0_RX,
+ SHDMA_SLAVE_SCIF1_TX,
+ SHDMA_SLAVE_SCIF1_RX,
+ SHDMA_SLAVE_SCIF2_TX,
+ SHDMA_SLAVE_SCIF2_RX,
+ SHDMA_SLAVE_SCIF3_TX,
+ SHDMA_SLAVE_SCIF3_RX,
+ SHDMA_SLAVE_SCIF4_TX,
+ SHDMA_SLAVE_SCIF4_RX,
+ SHDMA_SLAVE_SCIF5_TX,
+ SHDMA_SLAVE_SCIF5_RX,
+ SHDMA_SLAVE_SCIF6_TX,
+ SHDMA_SLAVE_SCIF6_RX,
SHDMA_SLAVE_SDHI0_RX,
SHDMA_SLAVE_SDHI0_TX,
SHDMA_SLAVE_SDHI1_RX,
diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c
index cc040a8..ce50184 100644
--- a/arch/arm/mach-shmobile/setup-sh7372.c
+++ b/arch/arm/mach-shmobile/setup-sh7372.c
@@ -62,6 +62,76 @@ enum {
static const struct sh_dmae_slave_config sh7724_dmae_slaves[] = {
{
+ .slave_id = SHDMA_SLAVE_SCIF0_TX,
+ .addr = 0xe6c40020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x21,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF0_RX,
+ .addr = 0xe6c40024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x22,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF1_TX,
+ .addr = 0xe6c50020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x25,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF1_RX,
+ .addr = 0xe6c50024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x26,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF2_TX,
+ .addr = 0xe6c60020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x29,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF2_RX,
+ .addr = 0xe6c60024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x2a,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF3_TX,
+ .addr = 0xe6c70020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x2d,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF3_RX,
+ .addr = 0xe6c70024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x2e,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF4_TX,
+ .addr = 0xe6c80020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x39,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF4_RX,
+ .addr = 0xe6c80024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x3a,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF5_TX,
+ .addr = 0xe6cb0020,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x35,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF5_RX,
+ .addr = 0xe6cb0024,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x36,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF6_TX,
+ .addr = 0xe6c30040,
+ .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x3d,
+ }, {
+ .slave_id = SHDMA_SLAVE_SCIF6_RX,
+ .addr = 0xe6c30060,
+ .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT),
+ .mid_rid = 0x3e,
+ }, {
.slave_id = SHDMA_SLAVE_SDHI0_TX,
.addr = 0xe6850030,
.chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT),
--
1.6.2.4
next prev parent reply other threads:[~2010-05-23 16:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-23 16:39 [PATCH 1/4 v2] serial: add a new port type, found on some sh-mobile Guennadi Liakhovetski
2010-05-23 16:39 ` [PATCH 2/4] serial: sh-sci: fix handling of SCIFB sh-mobile ports Guennadi Liakhovetski
2010-05-23 16:39 ` [PATCH 3/4] ARM: mach-shmobile: SH7372 has 6 SCIFA and 1 SCIFB ports Guennadi Liakhovetski
2010-05-23 16:39 ` Guennadi Liakhovetski [this message]
2010-05-31 4:51 ` [PATCH 4/4 v2] ARM: mach-shmobile: add SCIFA and SCIFB DMA slave definitions for sh7372 Paul Mundt
2010-06-01 7:30 ` [PATCH 4/4 v2] ARM: mach-shmobile: add SCIFA and SCIFB DMA slave Guennadi Liakhovetski
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