The earliest variants of the dma controller did not contain support for
controlling clocks.
Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
---
drivers/dma/s3c24xx-dma.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/dma/s3c24xx-dma.c b/drivers/dma/s3c24xx-dma.c
index 56c9253..4cb1279 100644
--- a/drivers/dma/s3c24xx-dma.c
+++ b/drivers/dma/s3c24xx-dma.c
@@ -1078,6 +1078,13 @@ static void s3c24xx_dma_free_virtual_channels(struct dma_device *dmadev)
list_del(&chan->vc.chan.device_node);
}
+/* s3c2410, s3c2440 and s3c2442 have a 0x40 stride without separate clocks */
+static struct soc_data soc_s3c2410 = {
+ .stride = 0x40,
+ .has_reqsel = false,
+ .has_clocks = false,
+};
+
/* s3c2412 and s3c2413 have a 0x40 stride and dmareqsel mechanism */
static struct soc_data soc_s3c2412 = {
.stride = 0x40,
@@ -1094,6 +1101,9 @@ static struct soc_data soc_s3c2443 = {
static struct platform_device_id s3c24xx_dma_driver_ids[] = {
{
+ .name = "s3c2410-dma",
+ .driver_data = (kernel_ulong_t)&soc_s3c2410,
+ }, {
.name = "s3c2412-dma",
.driver_data = (kernel_ulong_t)&soc_s3c2412,
}, {
--
1.7.10.4
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