mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 01:38:22 +00:00
e00b1ac8c6
Add support for DMA in J721S2 SoC. Signed-off-by: David Huang <d-huang@ti.com> Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
167 lines
3.9 KiB
C
167 lines
3.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
#include "k3-psil-priv.h"
|
|
|
|
#define PSIL_PDMA_XY_TR(x) \
|
|
{ \
|
|
.thread_id = x, \
|
|
.ep_config = { \
|
|
.ep_type = PSIL_EP_PDMA_XY, \
|
|
}, \
|
|
}
|
|
|
|
#define PSIL_PDMA_XY_PKT(x) \
|
|
{ \
|
|
.thread_id = x, \
|
|
.ep_config = { \
|
|
.ep_type = PSIL_EP_PDMA_XY, \
|
|
.pkt_mode = 1, \
|
|
}, \
|
|
}
|
|
|
|
#define PSIL_PDMA_MCASP(x) \
|
|
{ \
|
|
.thread_id = x, \
|
|
.ep_config = { \
|
|
.ep_type = PSIL_EP_PDMA_XY, \
|
|
.pdma_acc32 = 1, \
|
|
.pdma_burst = 1, \
|
|
}, \
|
|
}
|
|
|
|
#define PSIL_ETHERNET(x) \
|
|
{ \
|
|
.thread_id = x, \
|
|
.ep_config = { \
|
|
.ep_type = PSIL_EP_NATIVE, \
|
|
.pkt_mode = 1, \
|
|
.needs_epib = 1, \
|
|
.psd_size = 16, \
|
|
}, \
|
|
}
|
|
|
|
#define PSIL_SA2UL(x, tx) \
|
|
{ \
|
|
.thread_id = x, \
|
|
.ep_config = { \
|
|
.ep_type = PSIL_EP_NATIVE, \
|
|
.pkt_mode = 1, \
|
|
.needs_epib = 1, \
|
|
.psd_size = 64, \
|
|
.notdpkt = tx, \
|
|
}, \
|
|
}
|
|
|
|
/* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
|
|
static struct psil_ep j721s2_src_ep_map[] = {
|
|
/* PDMA_MCASP - McASP0-4 */
|
|
PSIL_PDMA_MCASP(0x4400),
|
|
PSIL_PDMA_MCASP(0x4401),
|
|
PSIL_PDMA_MCASP(0x4402),
|
|
PSIL_PDMA_MCASP(0x4403),
|
|
PSIL_PDMA_MCASP(0x4404),
|
|
/* PDMA_SPI_G0 - SPI0-3 */
|
|
PSIL_PDMA_XY_PKT(0x4600),
|
|
PSIL_PDMA_XY_PKT(0x4601),
|
|
PSIL_PDMA_XY_PKT(0x4602),
|
|
PSIL_PDMA_XY_PKT(0x4603),
|
|
PSIL_PDMA_XY_PKT(0x4604),
|
|
PSIL_PDMA_XY_PKT(0x4605),
|
|
PSIL_PDMA_XY_PKT(0x4606),
|
|
PSIL_PDMA_XY_PKT(0x4607),
|
|
PSIL_PDMA_XY_PKT(0x4608),
|
|
PSIL_PDMA_XY_PKT(0x4609),
|
|
PSIL_PDMA_XY_PKT(0x460a),
|
|
PSIL_PDMA_XY_PKT(0x460b),
|
|
PSIL_PDMA_XY_PKT(0x460c),
|
|
PSIL_PDMA_XY_PKT(0x460d),
|
|
PSIL_PDMA_XY_PKT(0x460e),
|
|
PSIL_PDMA_XY_PKT(0x460f),
|
|
/* PDMA_SPI_G1 - SPI4-7 */
|
|
PSIL_PDMA_XY_PKT(0x4610),
|
|
PSIL_PDMA_XY_PKT(0x4611),
|
|
PSIL_PDMA_XY_PKT(0x4612),
|
|
PSIL_PDMA_XY_PKT(0x4613),
|
|
PSIL_PDMA_XY_PKT(0x4614),
|
|
PSIL_PDMA_XY_PKT(0x4615),
|
|
PSIL_PDMA_XY_PKT(0x4616),
|
|
PSIL_PDMA_XY_PKT(0x4617),
|
|
PSIL_PDMA_XY_PKT(0x4618),
|
|
PSIL_PDMA_XY_PKT(0x4619),
|
|
PSIL_PDMA_XY_PKT(0x461a),
|
|
PSIL_PDMA_XY_PKT(0x461b),
|
|
PSIL_PDMA_XY_PKT(0x461c),
|
|
PSIL_PDMA_XY_PKT(0x461d),
|
|
PSIL_PDMA_XY_PKT(0x461e),
|
|
PSIL_PDMA_XY_PKT(0x461f),
|
|
/* PDMA_USART_G0 - UART0-1 */
|
|
PSIL_PDMA_XY_PKT(0x4700),
|
|
PSIL_PDMA_XY_PKT(0x4701),
|
|
/* PDMA_USART_G1 - UART2-3 */
|
|
PSIL_PDMA_XY_PKT(0x4702),
|
|
PSIL_PDMA_XY_PKT(0x4703),
|
|
/* PDMA_USART_G2 - UART4-9 */
|
|
PSIL_PDMA_XY_PKT(0x4704),
|
|
PSIL_PDMA_XY_PKT(0x4705),
|
|
PSIL_PDMA_XY_PKT(0x4706),
|
|
PSIL_PDMA_XY_PKT(0x4707),
|
|
PSIL_PDMA_XY_PKT(0x4708),
|
|
PSIL_PDMA_XY_PKT(0x4709),
|
|
/* CPSW0 */
|
|
PSIL_ETHERNET(0x7000),
|
|
/* MCU_PDMA0 (MCU_PDMA_MISC_G0) - SPI0 */
|
|
PSIL_PDMA_XY_PKT(0x7100),
|
|
PSIL_PDMA_XY_PKT(0x7101),
|
|
PSIL_PDMA_XY_PKT(0x7102),
|
|
PSIL_PDMA_XY_PKT(0x7103),
|
|
/* MCU_PDMA1 (MCU_PDMA_MISC_G1) - SPI1-2 */
|
|
PSIL_PDMA_XY_PKT(0x7200),
|
|
PSIL_PDMA_XY_PKT(0x7201),
|
|
PSIL_PDMA_XY_PKT(0x7202),
|
|
PSIL_PDMA_XY_PKT(0x7203),
|
|
PSIL_PDMA_XY_PKT(0x7204),
|
|
PSIL_PDMA_XY_PKT(0x7205),
|
|
PSIL_PDMA_XY_PKT(0x7206),
|
|
PSIL_PDMA_XY_PKT(0x7207),
|
|
/* MCU_PDMA2 (MCU_PDMA_MISC_G2) - UART0 */
|
|
PSIL_PDMA_XY_PKT(0x7300),
|
|
/* MCU_PDMA_ADC - ADC0-1 */
|
|
PSIL_PDMA_XY_TR(0x7400),
|
|
PSIL_PDMA_XY_TR(0x7401),
|
|
PSIL_PDMA_XY_TR(0x7402),
|
|
PSIL_PDMA_XY_TR(0x7403),
|
|
/* SA2UL */
|
|
PSIL_SA2UL(0x7500, 0),
|
|
PSIL_SA2UL(0x7501, 0),
|
|
PSIL_SA2UL(0x7502, 0),
|
|
PSIL_SA2UL(0x7503, 0),
|
|
};
|
|
|
|
/* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
|
|
static struct psil_ep j721s2_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),
|
|
/* SA2UL */
|
|
PSIL_SA2UL(0xf500, 1),
|
|
PSIL_SA2UL(0xf501, 1),
|
|
};
|
|
|
|
struct psil_ep_map j721s2_ep_map = {
|
|
.name = "j721s2",
|
|
.src = j721s2_src_ep_map,
|
|
.src_count = ARRAY_SIZE(j721s2_src_ep_map),
|
|
.dst = j721s2_dst_ep_map,
|
|
.dst_count = ARRAY_SIZE(j721s2_dst_ep_map),
|
|
};
|