dmaengine: s3c24xx-dma: add support for the s3c2410 type of controller

The earliest variants of the dma controller did not contain support for
controlling clocks.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/drivers/dma/s3c24xx-dma.c b/drivers/dma/s3c24xx-dma.c
index 56c92538bc4ccb92d75a6a7424f19e879b0abb1d..4cb12797863678be86af66017ec2cffb54f5dd16 100644 (file)
--- 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,
        }, {