Add support for Tegra234 and soc data to select capabilities.
Signed-off-by: Krishna Yarlagadda <kyarlagadda@xxxxxxxxxx>
---
drivers/spi/spi-tegra210-quad.c | 33 ++++++++++++++++++++++++++++++---
1 file changed, 30 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c
index ef93e40..2e5f20c 100644
--- a/drivers/spi/spi-tegra210-quad.c
+++ b/drivers/spi/spi-tegra210-quad.c
@@ -125,6 +125,10 @@
#define QSPI_DMA_TIMEOUT (msecs_to_jiffies(1000))
#define DEFAULT_QSPI_DMA_BUF_LEN (64 * 1024)
+struct tegra_qspi_soc_data {
+ bool has_dma;
+};
+
struct tegra_qspi_client_data {
int tx_clk_tap_delay;
int rx_clk_tap_delay;
@@ -184,6 +188,7 @@ struct tegra_qspi {
u32 *tx_dma_buf;
dma_addr_t tx_dma_phys;
struct dma_async_tx_descriptor *tx_dma_desc;
+ const struct tegra_qspi_soc_data *soc_data;
};
static inline u32 tegra_qspi_readl(struct tegra_qspi *tqspi, unsigned long offset)
@@ -1190,10 +1195,32 @@ static irqreturn_t tegra_qspi_isr_thread(int irq, void *context_data)
return handle_dma_based_xfer(tqspi);
}
+static struct tegra_qspi_soc_data tegra210_qspi_soc_data = {
+ .has_dma = true,
+};
+
+static struct tegra_qspi_soc_data tegra186_qspi_soc_data = {
+ .has_dma = true,
+};
+
+static struct tegra_qspi_soc_data tegra234_qspi_soc_data = {
+ .has_dma = false,
+};
+
static const struct of_device_id tegra_qspi_of_match[] = {
- { .compatible = "nvidia,tegra210-qspi", },
- { .compatible = "nvidia,tegra186-qspi", },
- { .compatible = "nvidia,tegra194-qspi", },
+ {
+ .compatible = "nvidia,tegra210-qspi",
+ .data = &tegra210_qspi_soc_data,
+ }, {
+ .compatible = "nvidia,tegra186-qspi",
+ .data = &tegra186_qspi_soc_data,
+ }, {
+ .compatible = "nvidia,tegra194-qspi",
+ .data = &tegra186_qspi_soc_data,
+ }, {
+ .compatible = "nvidia,tegra234-qspi",
+ .data = &tegra234_qspi_soc_data,
+ },
{}
};
--
2.7.4
