diff options
Diffstat (limited to 'include/linux/spi/pxa2xx_spi.h')
| -rw-r--r-- | include/linux/spi/pxa2xx_spi.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h deleted file mode 100644 index 31f00c7f4f59..000000000000 --- a/include/linux/spi/pxa2xx_spi.h +++ /dev/null @@ -1,52 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2005 Stephen Street / StreetFire Sound Labs - */ -#ifndef __linux_pxa2xx_spi_h -#define __linux_pxa2xx_spi_h - -#include <linux/pxa2xx_ssp.h> - -#define PXA2XX_CS_ASSERT (0x01) -#define PXA2XX_CS_DEASSERT (0x02) - -struct dma_chan; - -/* device.platform_data for SSP controller devices */ -struct pxa2xx_spi_controller { - u16 num_chipselect; - u8 enable_dma; - u8 dma_burst_size; - bool is_slave; - - /* DMA engine specific config */ - bool (*dma_filter)(struct dma_chan *chan, void *param); - void *tx_param; - void *rx_param; - - /* For non-PXA arches */ - struct ssp_device ssp; -}; - -/* spi_board_info.controller_data for SPI slave devices, - * copied to spi_device.platform_data ... mostly for dma tuning - */ -struct pxa2xx_spi_chip { - u8 tx_threshold; - u8 tx_hi_threshold; - u8 rx_threshold; - u8 dma_burst_size; - u32 timeout; - u8 enable_loopback; - int gpio_cs; - void (*cs_control)(u32 command); -}; - -#if defined(CONFIG_ARCH_PXA) || defined(CONFIG_ARCH_MMP) - -#include <linux/clk.h> - -extern void pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_controller *info); - -#endif -#endif |