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| author | Fabio Estevam <fabio.estevam@nxp.com> | 2016-08-10 13:05:05 -0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2016-08-31 09:56:54 +0530 |
| commit | b7d2648ac3d4da3ae27f65f14958d2130cdf30ac (patch) | |
| tree | 06aa50b984d9e32bbd37956d2170c2e7ed01c858 /drivers/dma | |
| parent | e4b75760faac2b858e0b244ce716bf30a239ae2f (diff) | |
| download | linux-stable-b7d2648ac3d4da3ae27f65f14958d2130cdf30ac.tar.gz linux-stable-b7d2648ac3d4da3ae27f65f14958d2130cdf30ac.tar.bz2 linux-stable-b7d2648ac3d4da3ae27f65f14958d2130cdf30ac.zip | |
dmaengine: imx-sdma: Add i.MX7 support
Allow i.MX7 to work with the imx-sdma driver.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Tested-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/imx-sdma.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 5f55c5a6708b..6eade3828aca 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -479,6 +479,24 @@ static struct sdma_driver_data sdma_imx6q = { .script_addrs = &sdma_script_imx6q, }; +static struct sdma_script_start_addrs sdma_script_imx7d = { + .ap_2_ap_addr = 644, + .uart_2_mcu_addr = 819, + .mcu_2_app_addr = 749, + .uartsh_2_mcu_addr = 1034, + .mcu_2_shp_addr = 962, + .app_2_mcu_addr = 685, + .shp_2_mcu_addr = 893, + .spdif_2_mcu_addr = 1102, + .mcu_2_spdif_addr = 1136, +}; + +static struct sdma_driver_data sdma_imx7d = { + .chnenbl0 = SDMA_CHNENBL0_IMX35, + .num_events = 48, + .script_addrs = &sdma_script_imx7d, +}; + static const struct platform_device_id sdma_devtypes[] = { { .name = "imx25-sdma", @@ -499,6 +517,9 @@ static const struct platform_device_id sdma_devtypes[] = { .name = "imx6q-sdma", .driver_data = (unsigned long)&sdma_imx6q, }, { + .name = "imx7d-sdma", + .driver_data = (unsigned long)&sdma_imx7d, + }, { /* sentinel */ } }; @@ -511,6 +532,7 @@ static const struct of_device_id sdma_dt_ids[] = { { .compatible = "fsl,imx35-sdma", .data = &sdma_imx35, }, { .compatible = "fsl,imx31-sdma", .data = &sdma_imx31, }, { .compatible = "fsl,imx25-sdma", .data = &sdma_imx25, }, + { .compatible = "fsl,imx7d-sdma", .data = &sdma_imx7d, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, sdma_dt_ids); @@ -1375,6 +1397,7 @@ static void sdma_issue_pending(struct dma_chan *chan) #define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1 34 #define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V2 38 #define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V3 41 +#define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V4 42 static void sdma_add_scripts(struct sdma_engine *sdma, const struct sdma_script_start_addrs *addr) @@ -1424,6 +1447,9 @@ static void sdma_load_firmware(const struct firmware *fw, void *context) case 3: sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V3; break; + case 4: + sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V4; + break; default: dev_err(sdma->dev, "unknown firmware version\n"); goto err_firmware; |