1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index 24acd711e032..4708467e4d83 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -201,7 +201,7 @@ struct tegra_dma {
         struct clk                      *dma_clk;
         spinlock_t                      global_lock;
         void __iomem                    *base_addr;
-        struct tegra_dma_chip_data      *chip_data;
+        const struct tegra_dma_chip_data *chip_data;
 
         /* Some register need to be cache before suspend */
         u32                             reg_gen;
@@ -1173,14 +1173,14 @@ static void tegra_dma_free_chan_resources(struct dma_chan *dc)
 }
 
 /* Tegra20 specific DMA controller information */
-static struct tegra_dma_chip_data tegra20_dma_chip_data = {
+static const struct tegra_dma_chip_data tegra20_dma_chip_data = {
         .nr_channels            = 16,
         .max_dma_count          = 1024UL * 64,
 };
 
 #if defined(CONFIG_OF)
 /* Tegra30 specific DMA controller information */
-static struct tegra_dma_chip_data tegra30_dma_chip_data = {
+static const struct tegra_dma_chip_data tegra30_dma_chip_data = {
         .nr_channels            = 32,
         .max_dma_count          = 1024UL * 64,
 };
@@ -1204,7 +1204,7 @@ static int __devinit tegra_dma_probe(struct platform_device *pdev)
         struct tegra_dma *tdma;
         int ret;
         int i;
-        struct tegra_dma_chip_data *cdata = NULL;
+        const struct tegra_dma_chip_data *cdata = NULL;
 
         if (pdev->dev.of_node) {
                 const struct of_device_id *match;