1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Platform data for the COH901318 DMA controller 4 * Copyright (C) 2007-2013 ST-Ericsson 5 */ 6 7 #ifndef PLAT_COH901318_H 8 #define PLAT_COH901318_H 9 10 #ifdef CONFIG_COH901318 11 12 /* We only support the U300 DMA channels */ 13 #define U300_DMA_MSL_TX_0 0 14 #define U300_DMA_MSL_TX_1 1 15 #define U300_DMA_MSL_TX_2 2 16 #define U300_DMA_MSL_TX_3 3 17 #define U300_DMA_MSL_TX_4 4 18 #define U300_DMA_MSL_TX_5 5 19 #define U300_DMA_MSL_TX_6 6 20 #define U300_DMA_MSL_RX_0 7 21 #define U300_DMA_MSL_RX_1 8 22 #define U300_DMA_MSL_RX_2 9 23 #define U300_DMA_MSL_RX_3 10 24 #define U300_DMA_MSL_RX_4 11 25 #define U300_DMA_MSL_RX_5 12 26 #define U300_DMA_MSL_RX_6 13 27 #define U300_DMA_MMCSD_RX_TX 14 28 #define U300_DMA_MSPRO_TX 15 29 #define U300_DMA_MSPRO_RX 16 30 #define U300_DMA_UART0_TX 17 31 #define U300_DMA_UART0_RX 18 32 #define U300_DMA_APEX_TX 19 33 #define U300_DMA_APEX_RX 20 34 #define U300_DMA_PCM_I2S0_TX 21 35 #define U300_DMA_PCM_I2S0_RX 22 36 #define U300_DMA_PCM_I2S1_TX 23 37 #define U300_DMA_PCM_I2S1_RX 24 38 #define U300_DMA_XGAM_CDI 25 39 #define U300_DMA_XGAM_PDI 26 40 #define U300_DMA_SPI_TX 27 41 #define U300_DMA_SPI_RX 28 42 #define U300_DMA_GENERAL_PURPOSE_0 29 43 #define U300_DMA_GENERAL_PURPOSE_1 30 44 #define U300_DMA_GENERAL_PURPOSE_2 31 45 #define U300_DMA_GENERAL_PURPOSE_3 32 46 #define U300_DMA_GENERAL_PURPOSE_4 33 47 #define U300_DMA_GENERAL_PURPOSE_5 34 48 #define U300_DMA_GENERAL_PURPOSE_6 35 49 #define U300_DMA_GENERAL_PURPOSE_7 36 50 #define U300_DMA_GENERAL_PURPOSE_8 37 51 #define U300_DMA_UART1_TX 38 52 #define U300_DMA_UART1_RX 39 53 54 #define U300_DMA_DEVICE_CHANNELS 32 55 #define U300_DMA_CHANNELS 40 56 57 /** 58 * coh901318_filter_id() - DMA channel filter function 59 * @chan: dma channel handle 60 * @chan_id: id of dma channel to be filter out 61 * 62 * In dma_request_channel() it specifies what channel id to be requested 63 */ 64 bool coh901318_filter_id(struct dma_chan *chan, void *chan_id); 65 #else coh901318_filter_id(struct dma_chan * chan,void * chan_id)66static inline bool coh901318_filter_id(struct dma_chan *chan, void *chan_id) 67 { 68 return false; 69 } 70 #endif 71 72 #endif /* PLAT_COH901318_H */ 73