diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/device.h | 4 | ||||
| -rw-r--r-- | include/linux/serial_sci.h | 4 | ||||
| -rw-r--r-- | include/linux/sh_dma.h | 101 | ||||
| -rw-r--r-- | include/linux/sh_intc.h | 6 |
4 files changed, 112 insertions, 3 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index 182192892d45..241b96bcd7ad 100644 --- a/include/linux/device.h +++ b/include/linux/device.h | |||
| @@ -451,6 +451,10 @@ struct device { | |||
| 451 | 451 | ||
| 452 | static inline const char *dev_name(const struct device *dev) | 452 | static inline const char *dev_name(const struct device *dev) |
| 453 | { | 453 | { |
| 454 | /* Use the init name until the kobject becomes available */ | ||
| 455 | if (dev->init_name) | ||
| 456 | return dev->init_name; | ||
| 457 | |||
| 454 | return kobject_name(&dev->kobj); | 458 | return kobject_name(&dev->kobj); |
| 455 | } | 459 | } |
| 456 | 460 | ||
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index 193d4bfe42ff..f5364a1de68b 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h | |||
| @@ -33,8 +33,8 @@ struct plat_sci_port { | |||
| 33 | char *clk; /* clock string */ | 33 | char *clk; /* clock string */ |
| 34 | struct device *dma_dev; | 34 | struct device *dma_dev; |
| 35 | #ifdef CONFIG_SERIAL_SH_SCI_DMA | 35 | #ifdef CONFIG_SERIAL_SH_SCI_DMA |
| 36 | enum sh_dmae_slave_chan_id dma_slave_tx; | 36 | unsigned int dma_slave_tx; |
| 37 | enum sh_dmae_slave_chan_id dma_slave_rx; | 37 | unsigned int dma_slave_rx; |
| 38 | #endif | 38 | #endif |
| 39 | }; | 39 | }; |
| 40 | 40 | ||
diff --git a/include/linux/sh_dma.h b/include/linux/sh_dma.h new file mode 100644 index 000000000000..cdaaff424211 --- /dev/null +++ b/include/linux/sh_dma.h | |||
| @@ -0,0 +1,101 @@ | |||
| 1 | /* | ||
| 2 | * Header for the new SH dmaengine driver | ||
| 3 | * | ||
| 4 | * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> | ||
| 5 | * | ||
| 6 | * This program is free software; you can redistribute it and/or modify | ||
| 7 | * it under the terms of the GNU General Public License version 2 as | ||
| 8 | * published by the Free Software Foundation. | ||
| 9 | */ | ||
| 10 | #ifndef SH_DMA_H | ||
| 11 | #define SH_DMA_H | ||
| 12 | |||
| 13 | #include <linux/list.h> | ||
| 14 | #include <linux/dmaengine.h> | ||
| 15 | |||
| 16 | /* Used by slave DMA clients to request DMA to/from a specific peripheral */ | ||
| 17 | struct sh_dmae_slave { | ||
| 18 | unsigned int slave_id; /* Set by the platform */ | ||
| 19 | struct device *dma_dev; /* Set by the platform */ | ||
| 20 | struct sh_dmae_slave_config *config; /* Set by the driver */ | ||
| 21 | }; | ||
| 22 | |||
| 23 | struct sh_dmae_regs { | ||
| 24 | u32 sar; /* SAR / source address */ | ||
| 25 | u32 dar; /* DAR / destination address */ | ||
| 26 | u32 tcr; /* TCR / transfer count */ | ||
| 27 | }; | ||
| 28 | |||
| 29 | struct sh_desc { | ||
| 30 | struct sh_dmae_regs hw; | ||
| 31 | struct list_head node; | ||
| 32 | struct dma_async_tx_descriptor async_tx; | ||
| 33 | enum dma_data_direction direction; | ||
| 34 | dma_cookie_t cookie; | ||
| 35 | size_t partial; | ||
| 36 | int chunks; | ||
| 37 | int mark; | ||
| 38 | }; | ||
| 39 | struct sh_dmae_slave_config { | ||
| 40 | unsigned int slave_id; | ||
| 41 | dma_addr_t addr; | ||
| 42 | u32 chcr; | ||
| 43 | char mid_rid; | ||
| 44 | }; | ||
| 45 | |||
| 46 | struct sh_dmae_channel { | ||
| 47 | unsigned int offset; | ||
| 48 | unsigned int dmars; | ||
| 49 | unsigned int dmars_bit; | ||
| 50 | }; | ||
| 51 | |||
| 52 | struct sh_dmae_pdata { | ||
| 53 | struct sh_dmae_slave_config *slave; | ||
| 54 | int slave_num; | ||
| 55 | struct sh_dmae_channel *channel; | ||
| 56 | int channel_num; | ||
| 57 | unsigned int ts_low_shift; | ||
| 58 | unsigned int ts_low_mask; | ||
| 59 | unsigned int ts_high_shift; | ||
| 60 | unsigned int ts_high_mask; | ||
| 61 | unsigned int *ts_shift; | ||
| 62 | int ts_shift_num; | ||
| 63 | u16 dmaor_init; | ||
| 64 | }; | ||
| 65 | |||
| 66 | /* DMA register */ | ||
| 67 | #define SAR 0x00 | ||
| 68 | #define DAR 0x04 | ||
| 69 | #define TCR 0x08 | ||
| 70 | #define CHCR 0x0C | ||
| 71 | #define DMAOR 0x40 | ||
| 72 | |||
| 73 | /* DMAOR definitions */ | ||
| 74 | #define DMAOR_AE 0x00000004 | ||
| 75 | #define DMAOR_NMIF 0x00000002 | ||
| 76 | #define DMAOR_DME 0x00000001 | ||
| 77 | |||
| 78 | /* Definitions for the SuperH DMAC */ | ||
| 79 | #define REQ_L 0x00000000 | ||
| 80 | #define REQ_E 0x00080000 | ||
| 81 | #define RACK_H 0x00000000 | ||
| 82 | #define RACK_L 0x00040000 | ||
| 83 | #define ACK_R 0x00000000 | ||
| 84 | #define ACK_W 0x00020000 | ||
| 85 | #define ACK_H 0x00000000 | ||
| 86 | #define ACK_L 0x00010000 | ||
| 87 | #define DM_INC 0x00004000 | ||
| 88 | #define DM_DEC 0x00008000 | ||
| 89 | #define DM_FIX 0x0000c000 | ||
| 90 | #define SM_INC 0x00001000 | ||
| 91 | #define SM_DEC 0x00002000 | ||
| 92 | #define SM_FIX 0x00003000 | ||
| 93 | #define RS_IN 0x00000200 | ||
| 94 | #define RS_OUT 0x00000300 | ||
| 95 | #define TS_BLK 0x00000040 | ||
| 96 | #define TM_BUR 0x00000020 | ||
| 97 | #define CHCR_DE 0x00000001 | ||
| 98 | #define CHCR_TE 0x00000002 | ||
| 99 | #define CHCR_IE 0x00000004 | ||
| 100 | |||
| 101 | #endif | ||
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h index 51d288d8ac88..01d8168c5a1b 100644 --- a/include/linux/sh_intc.h +++ b/include/linux/sh_intc.h | |||
| @@ -1,6 +1,8 @@ | |||
| 1 | #ifndef __SH_INTC_H | 1 | #ifndef __SH_INTC_H |
| 2 | #define __SH_INTC_H | 2 | #define __SH_INTC_H |
| 3 | 3 | ||
| 4 | #include <linux/ioport.h> | ||
| 5 | |||
| 4 | typedef unsigned char intc_enum; | 6 | typedef unsigned char intc_enum; |
| 5 | 7 | ||
| 6 | struct intc_vect { | 8 | struct intc_vect { |
| @@ -71,6 +73,8 @@ struct intc_hw_desc { | |||
| 71 | 73 | ||
| 72 | struct intc_desc { | 74 | struct intc_desc { |
| 73 | char *name; | 75 | char *name; |
| 76 | struct resource *resource; | ||
| 77 | unsigned int num_resources; | ||
| 74 | intc_enum force_enable; | 78 | intc_enum force_enable; |
| 75 | intc_enum force_disable; | 79 | intc_enum force_disable; |
| 76 | struct intc_hw_desc hw; | 80 | struct intc_hw_desc hw; |
| @@ -92,7 +96,7 @@ struct intc_desc symbol __initdata = { \ | |||
| 92 | prio_regs, sense_regs, ack_regs), \ | 96 | prio_regs, sense_regs, ack_regs), \ |
| 93 | } | 97 | } |
| 94 | 98 | ||
| 95 | void __init register_intc_controller(struct intc_desc *desc); | 99 | int __init register_intc_controller(struct intc_desc *desc); |
| 96 | int intc_set_priority(unsigned int irq, unsigned int prio); | 100 | int intc_set_priority(unsigned int irq, unsigned int prio); |
| 97 | 101 | ||
| 98 | int reserve_irq_vector(unsigned int irq); | 102 | int reserve_irq_vector(unsigned int irq); |
