diff options
Diffstat (limited to 'drivers/dma/ti/k3-psil-j721e.c')
| -rw-r--r-- | drivers/dma/ti/k3-psil-j721e.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/dma/ti/k3-psil-j721e.c b/drivers/dma/ti/k3-psil-j721e.c new file mode 100644 index 0000000000..105ffd946f --- /dev/null +++ b/drivers/dma/ti/k3-psil-j721e.c @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com + * Author: Peter Ujfalusi <peter.ujfalusi@ti.com> + */ + +#include <linux/kernel.h> + +#include "k3-psil-priv.h" + +#define PSIL_ETHERNET(x) \ + { \ + .thread_id = x, \ + .ep_config = { \ + .ep_type = PSIL_EP_NATIVE, \ + .pkt_mode = 1, \ + .needs_epib = 1, \ + .psd_size = 16, \ + }, \ + } + +/* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */ +static struct psil_ep j721e_src_ep_map[] = { + /* CPSW0 */ + PSIL_ETHERNET(0x7000), +}; + +/* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */ +static struct psil_ep j721e_dst_ep_map[] = { + /* CPSW0 */ + PSIL_ETHERNET(0xf000), + PSIL_ETHERNET(0xf001), + PSIL_ETHERNET(0xf002), + PSIL_ETHERNET(0xf003), + PSIL_ETHERNET(0xf004), + PSIL_ETHERNET(0xf005), + PSIL_ETHERNET(0xf006), + PSIL_ETHERNET(0xf007), +}; + +struct psil_ep_map j721e_ep_map = { + .name = "j721e", + .src = j721e_src_ep_map, + .src_count = ARRAY_SIZE(j721e_src_ep_map), + .dst = j721e_dst_ep_map, + .dst_count = ARRAY_SIZE(j721e_dst_ep_map), +}; |