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spi: rockchip-slave: Support dma cyclic for misc devices

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Change-Id: I46ad77c9879f1d89dcc682ac201ff6aac5f46bbe
Signed-off-by: Xuhui Lin <xuhui.lin@rock-chips.com>
This commit is contained in:
Xuhui Lin
2025-06-24 15:18:05 +08:00
committed by Tao Huang
parent 2be8f9d5fd
commit dcb85d8d34
3 changed files with 322 additions and 8 deletions
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15
include/uapi/linux/spi/rk-spi-slave.h Normal file
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2025 Rockchip Electronics Co., Ltd.
*/
#ifndef RK_SPI_SLAVE_H
#define RK_SPI_SLAVE_H
#include <linux/types.h>
#define SPI_SLAVE_BASE 's'
#define SPI_SLAVE_INIT_CYCLIC _IOW(SPI_SLAVE_BASE, 0, int)
#define SPI_SLAVE_DEINIT_CYCLIC _IOW(SPI_SLAVE_BASE, 1, int)
#endif