diff options
Diffstat (limited to 'include/linux/platform_data')
-rw-r--r-- | include/linux/platform_data/dma-atmel.h | 61 | ||||
-rw-r--r-- | include/linux/platform_data/dma-coh901318.h | 72 | ||||
-rw-r--r-- | include/linux/platform_data/dma-imx-sdma.h | 11 |
3 files changed, 0 insertions, 144 deletions
diff --git a/include/linux/platform_data/dma-atmel.h b/include/linux/platform_data/dma-atmel.h deleted file mode 100644 index 069637e6004f..000000000000 --- a/include/linux/platform_data/dma-atmel.h +++ /dev/null @@ -1,61 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Header file for the Atmel AHB DMA Controller driver - * - * Copyright (C) 2008 Atmel Corporation - */ -#ifndef AT_HDMAC_H -#define AT_HDMAC_H - -#include <linux/dmaengine.h> - -/** - * struct at_dma_platform_data - Controller configuration parameters - * @nr_channels: Number of channels supported by hardware (max 8) - * @cap_mask: dma_capability flags supported by the platform - */ -struct at_dma_platform_data { - unsigned int nr_channels; - dma_cap_mask_t cap_mask; -}; - -/** - * struct at_dma_slave - Controller-specific information about a slave - * @dma_dev: required DMA master device - * @cfg: Platform-specific initializer for the CFG register - */ -struct at_dma_slave { - struct device *dma_dev; - u32 cfg; -}; - - -/* Platform-configurable bits in CFG */ -#define ATC_PER_MSB(h) ((0x30U & (h)) >> 4) /* Extract most significant bits of a handshaking identifier */ - -#define ATC_SRC_PER(h) (0xFU & (h)) /* Channel src rq associated with periph handshaking ifc h */ -#define ATC_DST_PER(h) ((0xFU & (h)) << 4) /* Channel dst rq associated with periph handshaking ifc h */ -#define ATC_SRC_REP (0x1 << 8) /* Source Replay Mod */ -#define ATC_SRC_H2SEL (0x1 << 9) /* Source Handshaking Mod */ -#define ATC_SRC_H2SEL_SW (0x0 << 9) -#define ATC_SRC_H2SEL_HW (0x1 << 9) -#define ATC_SRC_PER_MSB(h) (ATC_PER_MSB(h) << 10) /* Channel src rq (most significant bits) */ -#define ATC_DST_REP (0x1 << 12) /* Destination Replay Mod */ -#define ATC_DST_H2SEL (0x1 << 13) /* Destination Handshaking Mod */ -#define ATC_DST_H2SEL_SW (0x0 << 13) -#define ATC_DST_H2SEL_HW (0x1 << 13) -#define ATC_DST_PER_MSB(h) (ATC_PER_MSB(h) << 14) /* Channel dst rq (most significant bits) */ -#define ATC_SOD (0x1 << 16) /* Stop On Done */ -#define ATC_LOCK_IF (0x1 << 20) /* Interface Lock */ -#define ATC_LOCK_B (0x1 << 21) /* AHB Bus Lock */ -#define ATC_LOCK_IF_L (0x1 << 22) /* Master Interface Arbiter Lock */ -#define ATC_LOCK_IF_L_CHUNK (0x0 << 22) -#define ATC_LOCK_IF_L_BUFFER (0x1 << 22) -#define ATC_AHB_PROT_MASK (0x7 << 24) /* AHB Protection */ -#define ATC_FIFOCFG_MASK (0x3 << 28) /* FIFO Request Configuration */ -#define ATC_FIFOCFG_LARGESTBURST (0x0 << 28) -#define ATC_FIFOCFG_HALFFIFO (0x1 << 28) -#define ATC_FIFOCFG_ENOUGHSPACE (0x2 << 28) - - -#endif /* AT_HDMAC_H */ diff --git a/include/linux/platform_data/dma-coh901318.h b/include/linux/platform_data/dma-coh901318.h deleted file mode 100644 index 4cca529f8d56..000000000000 --- a/include/linux/platform_data/dma-coh901318.h +++ /dev/null @@ -1,72 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Platform data for the COH901318 DMA controller - * Copyright (C) 2007-2013 ST-Ericsson - */ - -#ifndef PLAT_COH901318_H -#define PLAT_COH901318_H - -#ifdef CONFIG_COH901318 - -/* We only support the U300 DMA channels */ -#define U300_DMA_MSL_TX_0 0 -#define U300_DMA_MSL_TX_1 1 -#define U300_DMA_MSL_TX_2 2 -#define U300_DMA_MSL_TX_3 3 -#define U300_DMA_MSL_TX_4 4 -#define U300_DMA_MSL_TX_5 5 -#define U300_DMA_MSL_TX_6 6 -#define U300_DMA_MSL_RX_0 7 -#define U300_DMA_MSL_RX_1 8 -#define U300_DMA_MSL_RX_2 9 -#define U300_DMA_MSL_RX_3 10 -#define U300_DMA_MSL_RX_4 11 -#define U300_DMA_MSL_RX_5 12 -#define U300_DMA_MSL_RX_6 13 -#define U300_DMA_MMCSD_RX_TX 14 -#define U300_DMA_MSPRO_TX 15 -#define U300_DMA_MSPRO_RX 16 -#define U300_DMA_UART0_TX 17 -#define U300_DMA_UART0_RX 18 -#define U300_DMA_APEX_TX 19 -#define U300_DMA_APEX_RX 20 -#define U300_DMA_PCM_I2S0_TX 21 -#define U300_DMA_PCM_I2S0_RX 22 -#define U300_DMA_PCM_I2S1_TX 23 -#define U300_DMA_PCM_I2S1_RX 24 -#define U300_DMA_XGAM_CDI 25 -#define U300_DMA_XGAM_PDI 26 -#define U300_DMA_SPI_TX 27 -#define U300_DMA_SPI_RX 28 -#define U300_DMA_GENERAL_PURPOSE_0 29 -#define U300_DMA_GENERAL_PURPOSE_1 30 -#define U300_DMA_GENERAL_PURPOSE_2 31 -#define U300_DMA_GENERAL_PURPOSE_3 32 -#define U300_DMA_GENERAL_PURPOSE_4 33 -#define U300_DMA_GENERAL_PURPOSE_5 34 -#define U300_DMA_GENERAL_PURPOSE_6 35 -#define U300_DMA_GENERAL_PURPOSE_7 36 -#define U300_DMA_GENERAL_PURPOSE_8 37 -#define U300_DMA_UART1_TX 38 -#define U300_DMA_UART1_RX 39 - -#define U300_DMA_DEVICE_CHANNELS 32 -#define U300_DMA_CHANNELS 40 - -/** - * coh901318_filter_id() - DMA channel filter function - * @chan: dma channel handle - * @chan_id: id of dma channel to be filter out - * - * In dma_request_channel() it specifies what channel id to be requested - */ -bool coh901318_filter_id(struct dma_chan *chan, void *chan_id); -#else -static inline bool coh901318_filter_id(struct dma_chan *chan, void *chan_id) -{ - return false; -} -#endif - -#endif /* PLAT_COH901318_H */ diff --git a/include/linux/platform_data/dma-imx-sdma.h b/include/linux/platform_data/dma-imx-sdma.h index 30e676b36b24..725602d9df91 100644 --- a/include/linux/platform_data/dma-imx-sdma.h +++ b/include/linux/platform_data/dma-imx-sdma.h @@ -57,15 +57,4 @@ struct sdma_script_start_addrs { /* End of v4 array */ }; -/** - * struct sdma_platform_data - platform specific data for SDMA engine - * - * @fw_name The firmware name - * @script_addrs SDMA scripts addresses in SDMA ROM - */ -struct sdma_platform_data { - char *fw_name; - struct sdma_script_start_addrs *script_addrs; -}; - #endif /* __MACH_MXC_SDMA_H__ */ |