From: "Shimoda, Yoshihiro" <yoshihiro.shimoda.uh@renesas.com>
To: linux-sh@vger.kernel.org
Subject: [PATCH v2 2/3] sh: add platform_device for SUDMAC in setup-sh7757
Date: Tue, 10 Jan 2012 05:21:15 +0000 [thread overview]
Message-ID: <4F0BCACB.20203@renesas.com> (raw)
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
about v2:
- No need the .no_error_irq flag.
arch/sh/include/cpu-sh4/cpu/sh7757.h | 1 +
arch/sh/kernel/cpu/sh4a/setup-sh7757.c | 49 ++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7757.h b/arch/sh/include/cpu-sh4/cpu/sh7757.h
index 41f9f8b..f9be40a 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7757.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7757.h
@@ -283,5 +283,6 @@ enum {
SHDMA_SLAVE_RIIC8_RX,
SHDMA_SLAVE_RIIC9_TX,
SHDMA_SLAVE_RIIC9_RX,
+ SHDMA_SLAVE_SUDMAC00,
};
#endif /* __ASM_SH7757_H__ */
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index a7b2da6..bb9324a 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -650,6 +650,54 @@ static struct platform_device dma3_device = {
},
};
+/* SUDMAC */
+static const struct sh_dmae_channel sh7757_sudmac_channel[] = {
+ {
+ .offset = 0,
+ .dmars = 0,
+ .dmars_bit = 0,
+ }
+};
+
+static const struct sh_dmae_slave_config sh7757_sudmac00_slaves[] = {
+ {
+ .slave_id = SHDMA_SLAVE_SUDMAC00,
+ .addr = 0xfe451000,
+ },
+};
+
+static struct sh_dmae_pdata sudmac00_platform_data = {
+ .slave = sh7757_sudmac00_slaves,
+ .slave_num = ARRAY_SIZE(sh7757_sudmac00_slaves),
+ .channel = sh7757_sudmac_channel,
+ .channel_num = 1,
+ .no_dmars = 1,
+ .sudmac = 1,
+};
+
+static struct resource sh7757_sudmac00_resources[] = {
+ [0] = {
+ .start = 0xfe451000,
+ .end = 0xfe451000,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 50,
+ .end = 50,
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
+ },
+};
+
+static struct platform_device sudmac00_device = {
+ .name = "sh-dma-engine",
+ .id = 4,
+ .resource = sh7757_sudmac00_resources,
+ .num_resources = ARRAY_SIZE(sh7757_sudmac00_resources),
+ .dev = {
+ .platform_data = &sudmac00_platform_data,
+ },
+};
+
static struct platform_device spi0_device = {
.name = "sh_spi",
.id = 0,
@@ -719,6 +767,7 @@ static struct platform_device *sh7757_devices[] __initdata = {
&dma1_device,
&dma2_device,
&dma3_device,
+ &sudmac00_device,
&spi0_device,
&usb_ehci_device,
&usb_ohci_device,
--
1.7.1
reply other threads:[~2012-01-10 5:21 UTC|newest]
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