diff options
Diffstat (limited to 'arch/powerpc/sysdev')
20 files changed, 2 insertions, 2672 deletions
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile index eca3d19304c..b0a518e9759 100644 --- a/arch/powerpc/sysdev/Makefile +++ b/arch/powerpc/sysdev/Makefile @@ -26,7 +26,6 @@ obj-$(CONFIG_SIMPLE_GPIO) += simple_gpio.o obj-$(CONFIG_FSL_RIO) += fsl_rio.o fsl_rmu.o obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o obj-$(CONFIG_QUICC_ENGINE) += qe_lib/ -obj-$(CONFIG_PPC_BESTCOMM) += bestcomm/ mv64x60-$(CONFIG_PCI) += mv64x60_pci.o obj-$(CONFIG_MV64X60) += $(mv64x60-y) mv64x60_pic.o mv64x60_dev.o \ mv64x60_udbg.o diff --git a/arch/powerpc/sysdev/bestcomm/Kconfig b/arch/powerpc/sysdev/bestcomm/Kconfig deleted file mode 100644 index 29e427085ef..00000000000 --- a/arch/powerpc/sysdev/bestcomm/Kconfig +++ /dev/null @@ -1,36 +0,0 @@ -# -# Kconfig options for Bestcomm -# - -config PPC_BESTCOMM - tristate "Bestcomm DMA engine support" - depends on PPC_MPC52xx - default n - select PPC_LIB_RHEAP - help - BestComm is the name of the communication coprocessor found - on the Freescale MPC5200 family of processor. Its usage is - optional for some drivers (like ATA), but required for - others (like FEC). - - If you want to use drivers that require DMA operations, - answer Y or M. Otherwise say N. - -config PPC_BESTCOMM_ATA - tristate - depends on PPC_BESTCOMM - help - This option enables the support for the ATA task. - -config PPC_BESTCOMM_FEC - tristate - depends on PPC_BESTCOMM - help - This option enables the support for the FEC tasks. - -config PPC_BESTCOMM_GEN_BD - tristate - depends on PPC_BESTCOMM - help - This option enables the support for the GenBD tasks. - diff --git a/arch/powerpc/sysdev/bestcomm/Makefile b/arch/powerpc/sysdev/bestcomm/Makefile deleted file mode 100644 index aed2df2a658..00000000000 --- a/arch/powerpc/sysdev/bestcomm/Makefile +++ /dev/null @@ -1,14 +0,0 @@ -# -# Makefile for BestComm & co -# - -bestcomm-core-objs := bestcomm.o sram.o -bestcomm-ata-objs := ata.o bcom_ata_task.o -bestcomm-fec-objs := fec.o bcom_fec_rx_task.o bcom_fec_tx_task.o -bestcomm-gen-bd-objs := gen_bd.o bcom_gen_bd_rx_task.o bcom_gen_bd_tx_task.o - -obj-$(CONFIG_PPC_BESTCOMM) += bestcomm-core.o -obj-$(CONFIG_PPC_BESTCOMM_ATA) += bestcomm-ata.o -obj-$(CONFIG_PPC_BESTCOMM_FEC) += bestcomm-fec.o -obj-$(CONFIG_PPC_BESTCOMM_GEN_BD) += bestcomm-gen-bd.o - diff --git a/arch/powerpc/sysdev/bestcomm/ata.c b/arch/powerpc/sysdev/bestcomm/ata.c deleted file mode 100644 index 901c9f91e5d..00000000000 --- a/arch/powerpc/sysdev/bestcomm/ata.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Bestcomm ATA task driver - * - * - * Patterned after bestcomm/fec.c by Dale Farnsworth <dfarnsworth@mvista.com> - * 2003-2004 (c) MontaVista, Software, Inc. - * - * Copyright (C) 2006-2007 Sylvain Munaut <tnt@246tNt.com> - * Copyright (C) 2006 Freescale - John Rigby - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/types.h> -#include <asm/io.h> - -#include "bestcomm.h" -#include "bestcomm_priv.h" -#include "ata.h" - - -/* ======================================================================== */ -/* Task image/var/inc */ -/* ======================================================================== */ - -/* ata task image */ -extern u32 bcom_ata_task[]; - -/* ata task vars that need to be set before enabling the task */ -struct bcom_ata_var { - u32 enable; /* (u16*) address of task's control register */ - u32 bd_base; /* (struct bcom_bd*) beginning of ring buffer */ - u32 bd_last; /* (struct bcom_bd*) end of ring buffer */ - u32 bd_start; /* (struct bcom_bd*) current bd */ - u32 buffer_size; /* size of receive buffer */ -}; - -/* ata task incs that need to be set before enabling the task */ -struct bcom_ata_inc { - u16 pad0; - s16 incr_bytes; - u16 pad1; - s16 incr_dst; - u16 pad2; - s16 incr_src; -}; - - -/* ======================================================================== */ -/* Task support code */ -/* ======================================================================== */ - -struct bcom_task * -bcom_ata_init(int queue_len, int maxbufsize) -{ - struct bcom_task *tsk; - struct bcom_ata_var *var; - struct bcom_ata_inc *inc; - - /* Prefetch breaks ATA DMA. Turn it off for ATA DMA */ - bcom_disable_prefetch(); - - tsk = bcom_task_alloc(queue_len, sizeof(struct bcom_ata_bd), 0); - if (!tsk) - return NULL; - - tsk->flags = BCOM_FLAGS_NONE; - - bcom_ata_reset_bd(tsk); - - var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum); - inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum); - - if (bcom_load_image(tsk->tasknum, bcom_ata_task)) { - bcom_task_free(tsk); - return NULL; - } - - var->enable = bcom_eng->regs_base + - offsetof(struct mpc52xx_sdma, tcr[tsk->tasknum]); - var->bd_base = tsk->bd_pa; - var->bd_last = tsk->bd_pa + ((tsk->num_bd-1) * tsk->bd_size); - var->bd_start = tsk->bd_pa; - var->buffer_size = maxbufsize; - - /* Configure some stuff */ - bcom_set_task_pragma(tsk->tasknum, BCOM_ATA_PRAGMA); - bcom_set_task_auto_start(tsk->tasknum, tsk->tasknum); - - out_8(&bcom_eng->regs->ipr[BCOM_INITIATOR_ATA_RX], BCOM_IPR_ATA_RX); - out_8(&bcom_eng->regs->ipr[BCOM_INITIATOR_ATA_TX], BCOM_IPR_ATA_TX); - - out_be32(&bcom_eng->regs->IntPend, 1<<tsk->tasknum); /* Clear ints */ - - return tsk; -} -EXPORT_SYMBOL_GPL(bcom_ata_init); - -void bcom_ata_rx_prepare(struct bcom_task *tsk) -{ - struct bcom_ata_inc *inc; - - inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum); - - inc->incr_bytes = -(s16)sizeof(u32); - inc->incr_src = 0; - inc->incr_dst = sizeof(u32); - - bcom_set_initiator(tsk->tasknum, BCOM_INITIATOR_ATA_RX); -} -EXPORT_SYMBOL_GPL(bcom_ata_rx_prepare); - -void bcom_ata_tx_prepare(struct bcom_task *tsk) -{ - struct bcom_ata_inc *inc; - - inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum); - - inc->incr_bytes = -(s16)sizeof(u32); - inc->incr_src = sizeof(u32); - inc->incr_dst = 0; - - bcom_set_initiator(tsk->tasknum, BCOM_INITIATOR_ATA_TX); -} -EXPORT_SYMBOL_GPL(bcom_ata_tx_prepare); - -void bcom_ata_reset_bd(struct bcom_task *tsk) -{ - struct bcom_ata_var *var; - - /* Reset all BD */ - memset(tsk->bd, 0x00, tsk->num_bd * tsk->bd_size); - - tsk->index = 0; - tsk->outdex = 0; - - var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum); - var->bd_start = var->bd_base; -} -EXPORT_SYMBOL_GPL(bcom_ata_reset_bd); - -void bcom_ata_release(struct bcom_task *tsk) -{ - /* Nothing special for the ATA tasks */ - bcom_task_free(tsk); -} -EXPORT_SYMBOL_GPL(bcom_ata_release); - - -MODULE_DESCRIPTION("BestComm ATA task driver"); -MODULE_AUTHOR("John Rigby"); -MODULE_LICENSE("GPL v2"); - diff --git a/arch/powerpc/sysdev/bestcomm/ata.h b/arch/powerpc/sysdev/bestcomm/ata.h deleted file mode 100644 index 0b237181133..00000000000 --- a/arch/powerpc/sysdev/bestcomm/ata.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Header for Bestcomm ATA task driver - * - * - * Copyright (C) 2006 Freescale - John Rigby - * Copyright (C) 2006 Sylvain Munaut <tnt@246tNt.com> - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#ifndef __BESTCOMM_ATA_H__ -#define __BESTCOMM_ATA_H__ - - -struct bcom_ata_bd { - u32 status; - u32 src_pa; - u32 dst_pa; -}; - -extern struct bcom_task * bcom_ata_init(int queue_len, int maxbufsize); -extern void bcom_ata_rx_prepare(struct bcom_task *tsk); -extern void bcom_ata_tx_prepare(struct bcom_task *tsk); -extern void bcom_ata_reset_bd(struct bcom_task *tsk); -extern void bcom_ata_release(struct bcom_task *tsk); - -#endif /* __BESTCOMM_ATA_H__ */ - diff --git a/arch/powerpc/sysdev/bestcomm/bcom_ata_task.c b/arch/powerpc/sysdev/bestcomm/bcom_ata_task.c deleted file mode 100644 index cc6049a4e46..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bcom_ata_task.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Bestcomm ATA task microcode - * - * Copyright (c) 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Created based on bestcom/code_dma/image_rtos1/dma_image.hex - */ - -#include <asm/types.h> - -/* - * The header consists of the following fields: - * u32 magic; - * u8 desc_size; - * u8 var_size; - * u8 inc_size; - * u8 first_var; - * u8 reserved[8]; - * - * The size fields contain the number of 32-bit words. - */ - -u32 bcom_ata_task[] = { - /* header */ - 0x4243544b, - 0x0e060709, - 0x00000000, - 0x00000000, - - /* Task descriptors */ - 0x8198009b, /* LCD: idx0 = var3; idx0 <= var2; idx0 += inc3 */ - 0x13e00c08, /* DRD1A: var3 = var1; FN=0 MORE init=31 WS=0 RS=0 */ - 0xb8000264, /* LCD: idx1 = *idx0, idx2 = var0; idx1 < var9; idx1 += inc4, idx2 += inc4 */ - 0x10000f00, /* DRD1A: var3 = idx0; FN=0 MORE init=0 WS=0 RS=0 */ - 0x60140002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=2 RS=2 */ - 0x0c8cfc8a, /* DRD2B1: *idx2 = EU3(); EU3(*idx2,var10) */ - 0xd8988240, /* LCDEXT: idx1 = idx1; idx1 > var9; idx1 += inc0 */ - 0xf845e011, /* LCDEXT: idx2 = *(idx0 + var00000015); ; idx2 += inc2 */ - 0xb845e00a, /* LCD: idx3 = *(idx0 + var00000019); ; idx3 += inc1 */ - 0x0bfecf90, /* DRD1A: *idx3 = *idx2; FN=0 TFD init=31 WS=3 RS=3 */ - 0x9898802d, /* LCD: idx1 = idx1; idx1 once var0; idx1 += inc5 */ - 0x64000005, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=5 INT EXT init=0 WS=0 RS=0 */ - 0x0c0cf849, /* DRD2B1: *idx0 = EU3(); EU3(idx1,var9) */ - 0x000001f8, /* NOP */ - - /* VAR[9]-VAR[14] */ - 0x40000000, - 0x7fff7fff, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - - /* INC[0]-INC[6] */ - 0x40000000, - 0xe0000000, - 0xe0000000, - 0xa000000c, - 0x20000000, - 0x00000000, - 0x00000000, -}; - diff --git a/arch/powerpc/sysdev/bestcomm/bcom_fec_rx_task.c b/arch/powerpc/sysdev/bestcomm/bcom_fec_rx_task.c deleted file mode 100644 index a1ad6a02fce..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bcom_fec_rx_task.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Bestcomm FEC RX task microcode - * - * Copyright (c) 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Automatically created based on BestCommAPI-2.2/code_dma/image_rtos1/dma_image.hex - * on Tue Mar 22 11:19:38 2005 GMT - */ - -#include <asm/types.h> - -/* - * The header consists of the following fields: - * u32 magic; - * u8 desc_size; - * u8 var_size; - * u8 inc_size; - * u8 first_var; - * u8 reserved[8]; - * - * The size fields contain the number of 32-bit words. - */ - -u32 bcom_fec_rx_task[] = { - /* header */ - 0x4243544b, - 0x18060709, - 0x00000000, - 0x00000000, - - /* Task descriptors */ - 0x808220e3, /* LCD: idx0 = var1, idx1 = var4; idx1 <= var3; idx0 += inc4, idx1 += inc3 */ - 0x10601010, /* DRD1A: var4 = var2; FN=0 MORE init=3 WS=0 RS=0 */ - 0xb8800264, /* LCD: idx2 = *idx1, idx3 = var0; idx2 < var9; idx2 += inc4, idx3 += inc4 */ - 0x10001308, /* DRD1A: var4 = idx1; FN=0 MORE init=0 WS=0 RS=0 */ - 0x60140002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=2 RS=2 */ - 0x0cccfcca, /* DRD2B1: *idx3 = EU3(); EU3(*idx3,var10) */ - 0x80004000, /* LCDEXT: idx2 = 0x00000000; ; */ - 0xb8c58029, /* LCD: idx3 = *(idx1 + var00000015); idx3 once var0; idx3 += inc5 */ - 0x60000002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=0 RS=0 */ - 0x088cf8cc, /* DRD2B1: idx2 = EU3(); EU3(idx3,var12) */ - 0x991982f2, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var11; idx2 += inc6, idx3 += inc2 */ - 0x006acf80, /* DRD1A: *idx3 = *idx0; FN=0 init=3 WS=1 RS=1 */ - 0x80004000, /* LCDEXT: idx2 = 0x00000000; ; */ - 0x9999802d, /* LCD: idx3 = idx3; idx3 once var0; idx3 += inc5 */ - 0x70000002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT MORE init=0 WS=0 RS=0 */ - 0x034cfc4e, /* DRD2B1: var13 = EU3(); EU3(*idx1,var14) */ - 0x00008868, /* DRD1A: idx2 = var13; FN=0 init=0 WS=0 RS=0 */ - 0x99198341, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var13; idx2 += inc0, idx3 += inc1 */ - 0x007ecf80, /* DRD1A: *idx3 = *idx0; FN=0 init=3 WS=3 RS=3 */ - 0x99198272, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var9; idx2 += inc6, idx3 += inc2 */ - 0x046acf80, /* DRD1A: *idx3 = *idx0; FN=0 INT init=3 WS=1 RS=1 */ - 0x9819002d, /* LCD: idx2 = idx0; idx2 once var0; idx2 += inc5 */ - 0x0060c790, /* DRD1A: *idx1 = *idx2; FN=0 init=3 WS=0 RS=0 */ - 0x000001f8, /* NOP */ - - /* VAR[9]-VAR[14] */ - 0x40000000, - 0x7fff7fff, - 0x00000000, - 0x00000003, - 0x40000008, - 0x43ffffff, - - /* INC[0]-INC[6] */ - 0x40000000, - 0xe0000000, - 0xe0000000, - 0xa0000008, - 0x20000000, - 0x00000000, - 0x4000ffff, -}; - diff --git a/arch/powerpc/sysdev/bestcomm/bcom_fec_tx_task.c b/arch/powerpc/sysdev/bestcomm/bcom_fec_tx_task.c deleted file mode 100644 index b1c495c3a65..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bcom_fec_tx_task.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Bestcomm FEC TX task microcode - * - * Copyright (c) 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Automatically created based on BestCommAPI-2.2/code_dma/image_rtos1/dma_image.hex - * on Tue Mar 22 11:19:29 2005 GMT - */ - -#include <asm/types.h> - -/* - * The header consists of the following fields: - * u32 magic; - * u8 desc_size; - * u8 var_size; - * u8 inc_size; - * u8 first_var; - * u8 reserved[8]; - * - * The size fields contain the number of 32-bit words. - */ - -u32 bcom_fec_tx_task[] = { - /* header */ - 0x4243544b, - 0x2407070d, - 0x00000000, - 0x00000000, - - /* Task descriptors */ - 0x8018001b, /* LCD: idx0 = var0; idx0 <= var0; idx0 += inc3 */ - 0x60000005, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=5 EXT init=0 WS=0 RS=0 */ - 0x01ccfc0d, /* DRD2B1: var7 = EU3(); EU3(*idx0,var13) */ - 0x8082a123, /* LCD: idx0 = var1, idx1 = var5; idx1 <= var4; idx0 += inc4, idx1 += inc3 */ - 0x10801418, /* DRD1A: var5 = var3; FN=0 MORE init=4 WS=0 RS=0 */ - 0xf88103a4, /* LCDEXT: idx2 = *idx1, idx3 = var2; idx2 < var14; idx2 += inc4, idx3 += inc4 */ - 0x801a6024, /* LCD: idx4 = var0; ; idx4 += inc4 */ - 0x10001708, /* DRD1A: var5 = idx1; FN=0 MORE init=0 WS=0 RS=0 */ - 0x60140002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=2 RS=2 */ - 0x0cccfccf, /* DRD2B1: *idx3 = EU3(); EU3(*idx3,var15) */ - 0x991a002c, /* LCD: idx2 = idx2, idx3 = idx4; idx2 once var0; idx2 += inc5, idx3 += inc4 */ - 0x70000002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT MORE init=0 WS=0 RS=0 */ - 0x024cfc4d, /* DRD2B1: var9 = EU3(); EU3(*idx1,var13) */ - 0x60000003, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=3 EXT init=0 WS=0 RS=0 */ - 0x0cccf247, /* DRD2B1: *idx3 = EU3(); EU3(var9,var7) */ - 0x80004000, /* LCDEXT: idx2 = 0x00000000; ; */ - 0xb8c80029, /* LCD: idx3 = *(idx1 + var0000001a); idx3 once var0; idx3 += inc5 */ - 0x70000002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT MORE init=0 WS=0 RS=0 */ - 0x088cf8d1, /* DRD2B1: idx2 = EU3(); EU3(idx3,var17) */ - 0x00002f10, /* DRD1A: var11 = idx2; FN=0 init=0 WS=0 RS=0 */ - 0x99198432, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var16; idx2 += inc6, idx3 += inc2 */ - 0x008ac398, /* DRD1A: *idx0 = *idx3; FN=0 init=4 WS=1 RS=1 */ - 0x80004000, /* LCDEXT: idx2 = 0x00000000; ; */ - 0x9999802d, /* LCD: idx3 = idx3; idx3 once var0; idx3 += inc5 */ - 0x70000002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT MORE init=0 WS=0 RS=0 */ - 0x048cfc53, /* DRD2B1: var18 = EU3(); EU3(*idx1,var19) */ - 0x60000008, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=8 EXT init=0 WS=0 RS=0 */ - 0x088cf48b, /* DRD2B1: idx2 = EU3(); EU3(var18,var11) */ - 0x99198481, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var18; idx2 += inc0, idx3 += inc1 */ - 0x009ec398, /* DRD1A: *idx0 = *idx3; FN=0 init=4 WS=3 RS=3 */ - 0x991983b2, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var14; idx2 += inc6, idx3 += inc2 */ - 0x088ac398, /* DRD1A: *idx0 = *idx3; FN=0 TFD init=4 WS=1 RS=1 */ - 0x9919002d, /* LCD: idx2 = idx2; idx2 once var0; idx2 += inc5 */ - 0x60000005, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=5 EXT init=0 WS=0 RS=0 */ - 0x0c4cf88e, /* DRD2B1: *idx1 = EU3(); EU3(idx2,var14) */ - 0x000001f8, /* NOP */ - - /* VAR[13]-VAR[19] */ - 0x0c000000, - 0x40000000, - 0x7fff7fff, - 0x00000000, - 0x00000003, - 0x40000004, - 0x43ffffff, - - /* INC[0]-INC[6] */ - 0x40000000, - 0xe0000000, - 0xe0000000, - 0xa0000008, - 0x20000000, - 0x00000000, - 0x4000ffff, -}; - diff --git a/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_rx_task.c b/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_rx_task.c deleted file mode 100644 index efee022b025..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_rx_task.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Bestcomm GenBD RX task microcode - * - * Copyright (C) 2006 AppSpec Computer Technologies Corp. - * Jeff Gibbons <jeff.gibbons@appspec.com> - * Copyright (c) 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Based on BestCommAPI-2.2/code_dma/image_rtos1/dma_image.hex - * on Tue Mar 4 10:14:12 2006 GMT - * - */ - -#include <asm/types.h> - -/* - * The header consists of the following fields: - * u32 magic; - * u8 desc_size; - * u8 var_size; - * u8 inc_size; - * u8 first_var; - * u8 reserved[8]; - * - * The size fields contain the number of 32-bit words. - */ - -u32 bcom_gen_bd_rx_task[] = { - /* header */ - 0x4243544b, - 0x0d020409, - 0x00000000, - 0x00000000, - - /* Task descriptors */ - 0x808220da, /* LCD: idx0 = var1, idx1 = var4; idx1 <= var3; idx0 += inc3, idx1 += inc2 */ - 0x13e01010, /* DRD1A: var4 = var2; FN=0 MORE init=31 WS=0 RS=0 */ - 0xb880025b, /* LCD: idx2 = *idx1, idx3 = var0; idx2 < var9; idx2 += inc3, idx3 += inc3 */ - 0x10001308, /* DRD1A: var4 = idx1; FN=0 MORE init=0 WS=0 RS=0 */ - 0x60140002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=2 RS=2 */ - 0x0cccfcca, /* DRD2B1: *idx3 = EU3(); EU3(*idx3,var10) */ - 0xd9190240, /* LCDEXT: idx2 = idx2; idx2 > var9; idx2 += inc0 */ - 0xb8c5e009, /* LCD: idx3 = *(idx1 + var00000015); ; idx3 += inc1 */ - 0x07fecf80, /* DRD1A: *idx3 = *idx0; FN=0 INT init=31 WS=3 RS=3 */ - 0x99190024, /* LCD: idx2 = idx2; idx2 once var0; idx2 += inc4 */ - 0x60000005, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=5 EXT init=0 WS=0 RS=0 */ - 0x0c4cf889, /* DRD2B1: *idx1 = EU3(); EU3(idx2,var9) */ - 0x000001f8, /* NOP */ - - /* VAR[9]-VAR[10] */ - 0x40000000, - 0x7fff7fff, - - /* INC[0]-INC[3] */ - 0x40000000, - 0xe0000000, - 0xa0000008, - 0x20000000, -}; - diff --git a/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_tx_task.c b/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_tx_task.c deleted file mode 100644 index c605aa42ecb..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bcom_gen_bd_tx_task.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Bestcomm GenBD TX task microcode - * - * Copyright (C) 2006 AppSpec Computer Technologies Corp. - * Jeff Gibbons <jeff.gibbons@appspec.com> - * Copyright (c) 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Based on BestCommAPI-2.2/code_dma/image_rtos1/dma_image.hex - * on Tue Mar 4 10:14:12 2006 GMT - * - */ - -#include <asm/types.h> - -/* - * The header consists of the following fields: - * u32 magic; - * u8 desc_size; - * u8 var_size; - * u8 inc_size; - * u8 first_var; - * u8 reserved[8]; - * - * The size fields contain the number of 32-bit words. - */ - -u32 bcom_gen_bd_tx_task[] = { - /* header */ - 0x4243544b, - 0x0f040609, - 0x00000000, - 0x00000000, - - /* Task descriptors */ - 0x800220e3, /* LCD: idx0 = var0, idx1 = var4; idx1 <= var3; idx0 += inc4, idx1 += inc3 */ - 0x13e01010, /* DRD1A: var4 = var2; FN=0 MORE init=31 WS=0 RS=0 */ - 0xb8808264, /* LCD: idx2 = *idx1, idx3 = var1; idx2 < var9; idx2 += inc4, idx3 += inc4 */ - 0x10001308, /* DRD1A: var4 = idx1; FN=0 MORE init=0 WS=0 RS=0 */ - 0x60140002, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=2 EXT init=0 WS=2 RS=2 */ - 0x0cccfcca, /* DRD2B1: *idx3 = EU3(); EU3(*idx3,var10) */ - 0xd9190300, /* LCDEXT: idx2 = idx2; idx2 > var12; idx2 += inc0 */ - 0xb8c5e009, /* LCD: idx3 = *(idx1 + var00000015); ; idx3 += inc1 */ - 0x03fec398, /* DRD1A: *idx0 = *idx3; FN=0 init=31 WS=3 RS=3 */ - 0x9919826a, /* LCD: idx2 = idx2, idx3 = idx3; idx2 > var9; idx2 += inc5, idx3 += inc2 */ - 0x0feac398, /* DRD1A: *idx0 = *idx3; FN=0 TFD INT init=31 WS=1 RS=1 */ - 0x99190036, /* LCD: idx2 = idx2; idx2 once var0; idx2 += inc6 */ - 0x60000005, /* DRD2A: EU0=0 EU1=0 EU2=0 EU3=5 EXT init=0 WS=0 RS=0 */ - 0x0c4cf889, /* DRD2B1: *idx1 = EU3(); EU3(idx2,var9) */ - 0x000001f8, /* NOP */ - - /* VAR[9]-VAR[12] */ - 0x40000000, - 0x7fff7fff, - 0x00000000, - 0x40000004, - - /* INC[0]-INC[5] */ - 0x40000000, - 0xe0000000, - 0xe0000000, - 0xa0000008, - 0x20000000, - 0x4000ffff, -}; - diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.c b/arch/powerpc/sysdev/bestcomm/bestcomm.c deleted file mode 100644 index d9130630f7e..00000000000 --- a/arch/powerpc/sysdev/bestcomm/bestcomm.c +++ /dev/null @@ -1,531 +0,0 @@ -/* - * Driver for MPC52xx processor BestComm peripheral controller - * - * - * Copyright (C) 2006-2007 Sylvain Munaut <tnt@246tNt.com> - * Copyright (C) 2005 Varma Electronics Oy, - * ( by Andrey Volkov <avolkov@varma-el.com> ) - * Copyright (C) 2003-2004 MontaVista, Software, Inc. - * ( by Dale Farnsworth <dfarnsworth@mvista.com> ) - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/of.h> -#include <linux/of_device.h> -#include <linux/of_platform.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/mpc52xx.h> - -#include "sram.h" -#include "bestcomm_priv.h" -#include "bestcomm.h" - -#define DRIVER_NAME "bestcomm-core" - -/* MPC5200 device tree match tables */ -static struct of_device_id mpc52xx_sram_ids[] = { - { .compatible = "fsl,mpc5200-sram", }, - { .compatible = "mpc5200-sram", }, - {} -}; - - -struct bcom_engine *bcom_eng = NULL; -EXPORT_SYMBOL_GPL(bcom_eng); /* needed for inline functions */ - -/* ======================================================================== */ -/* Public and private API */ -/* ======================================================================== */ - -/* Private API */ - -struct bcom_task * -bcom_task_alloc(int bd_count, int bd_size, int priv_size) -{ - int i, tasknum = -1; - struct bcom_task *tsk; - - /* Don't try to do anything if bestcomm init failed */ - if (!bcom_eng) - return NULL; - - /* Get and reserve a task num */ - spin_lock(&bcom_eng->lock); - - for (i=0; i<BCOM_MAX_TASKS; i++) - if (!bcom_eng->tdt[i].stop) { /* we use stop as a marker */ - bcom_eng->tdt[i].stop = 0xfffffffful; /* dummy addr */ - tasknum = i; - break; - } - - spin_unlock(&bcom_eng->lock); - - if (tasknum < 0) - return NULL; - - /* Allocate our structure */ - tsk = kzalloc(sizeof(struct bcom_task) + priv_size, GFP_KERNEL); - if (!tsk) - goto error; - - tsk->tasknum = tasknum; - if (priv_size) - tsk->priv = (void*)tsk + sizeof(struct bcom_task); - - /* Get IRQ of that task */ - tsk->irq = irq_of_parse_and_map(bcom_eng->ofnode, tsk->tasknum); - if (tsk->irq == NO_IRQ) - goto error; - - /* Init the BDs, if needed */ - if (bd_count) { - tsk->cookie = kmalloc(sizeof(void*) * bd_count, GFP_KERNEL); - if (!tsk->cookie) - goto error; - - tsk->bd = bcom_sram_alloc(bd_count * bd_size, 4, &tsk->bd_pa); - if (!tsk->bd) - goto error; - memset(tsk->bd, 0x00, bd_count * bd_size); - - tsk->num_bd = bd_count; - tsk->bd_size = bd_size; - } - - return tsk; - -error: - if (tsk) { - if (tsk->irq != NO_IRQ) - irq_dispose_mapping(tsk->irq); - bcom_sram_free(tsk->bd); - kfree(tsk->cookie); - kfree(tsk); - } - - bcom_eng->tdt[tasknum].stop = 0; - - return NULL; -} -EXPORT_SYMBOL_GPL(bcom_task_alloc); - -void -bcom_task_free(struct bcom_task *tsk) -{ - /* Stop the task */ - bcom_disable_task(tsk->tasknum); - - /* Clear TDT */ - bcom_eng->tdt[tsk->tasknum].start = 0; - bcom_eng->tdt[tsk->tasknum].stop = 0; - - /* Free everything */ - irq_dispose_mapping(tsk->irq); - bcom_sram_free(tsk->bd); - kfree(tsk->cookie); - kfree(tsk); -} -EXPORT_SYMBOL_GPL(bcom_task_free); - -int -bcom_load_image(int task, u32 *task_image) -{ - struct bcom_task_header *hdr = (struct bcom_task_header *)task_image; - struct bcom_tdt *tdt; - u32 *desc, *var, *inc; - u32 *desc_src, *var_src, *inc_src; - - /* Safety checks */ - if (hdr->magic != BCOM_TASK_MAGIC) { - printk(KERN_ERR DRIVER_NAME - ": Trying to load invalid microcode\n"); - return -EINVAL; - } - - if ((task < 0) || (task >= BCOM_MAX_TASKS)) { - printk(KERN_ERR DRIVER_NAME - ": Trying to load invalid task %d\n", task); - return -EINVAL; - } - - /* Initial load or reload */ - tdt = &bcom_eng->tdt[task]; - - if (tdt->start) { - desc = bcom_task_desc(task); - if (hdr->desc_size != bcom_task_num_descs(task)) { - printk(KERN_ERR DRIVER_NAME - ": Trying to reload wrong task image " - "(%d size %d/%d)!\n", - task, - hdr->desc_size, - bcom_task_num_descs(task)); - return -EINVAL; - } - } else { - phys_addr_t start_pa; - - desc = bcom_sram_alloc(hdr->desc_size * sizeof(u32), 4, &start_pa); - if (!desc) - return -ENOMEM; - - tdt->start = start_pa; - tdt->stop = start_pa + ((hdr->desc_size-1) * sizeof(u32)); - } - - var = bcom_task_var(task); - inc = bcom_task_inc(task); - - /* Clear & copy */ - memset(var, 0x00, BCOM_VAR_SIZE); - memset(inc, 0x00, BCOM_INC_SIZE); - - desc_src = (u32 *)(hdr + 1); - var_src = desc_src + hdr->desc_size; - inc_src = var_src + hdr->var_size; - - memcpy(desc, desc_src, hdr->desc_size * sizeof(u32)); - memcpy(var + hdr->first_var, var_src, hdr->var_size * sizeof(u32)); - memcpy(inc, inc_src, hdr->inc_size * sizeof(u32)); - - return 0; -} -EXPORT_SYMBOL_GPL(bcom_load_image); - -void -bcom_set_initiator(int task, int initiator) -{ - int i; - int num_descs; - u32 *desc; - int next_drd_has_initiator; - - bcom_set_tcr_initiator(task, initiator); - - /* Just setting tcr is apparently not enough due to some problem */ - /* with it. So we just go thru all the microcode and replace in */ - /* the DRD directly */ - - desc = bcom_task_desc(task); - next_drd_has_initiator = 1; - num_descs = bcom_task_num_descs(task); - - for (i=0; i<num_descs; i++, desc++) { - if (!bcom_desc_is_drd(*desc)) - continue; - if (next_drd_has_initiator) - if (bcom_desc_initiator(*desc) != BCOM_INITIATOR_ALWAYS) - bcom_set_desc_initiator(desc, initiator); - next_drd_has_initiator = !bcom_drd_is_extended(*desc); - } -} -EXPORT_SYMBOL_GPL(bcom_set_initiator); - - -/* Public API */ - -void -bcom_enable(struct bcom_task *tsk) -{ - bcom_enable_task(tsk->tasknum); -} -EXPORT_SYMBOL_GPL(bcom_enable); - -void -bcom_disable(struct bcom_task *tsk) -{ - bcom_disable_task(tsk->tasknum); -} -EXPORT_SYMBOL_GPL(bcom_disable); - - -/* ======================================================================== */ -/* Engine init/cleanup */ -/* ======================================================================== */ - -/* Function Descriptor table */ -/* this will need to be updated if Freescale changes their task code FDT */ -static u32 fdt_ops[] = { - 0xa0045670, /* FDT[48] - load_acc() */ - 0x80045670, /* FDT[49] - unload_acc() */ - 0x21800000, /* FDT[50] - and() */ - 0x21e00000, /* FDT[51] - or() */ - 0x21500000, /* FDT[52] - xor() */ - 0x21400000, /* FDT[53] - andn() */ - 0x21500000, /* FDT[54] - not() */ - 0x20400000, /* FDT[55] - add() */ - 0x20500000, /* FDT[56] - sub() */ - 0x20800000, /* FDT[57] - lsh() */ - 0x20a00000, /* FDT[58] - rsh() */ - 0xc0170000, /* FDT[59] - crc8() */ - 0xc0145670, /* FDT[60] - crc16() */ - 0xc0345670, /* FDT[61] - crc32() */ - 0xa0076540, /* FDT[62] - endian32() */ - 0xa0000760, /* FDT[63] - endian16() */ -}; - - -static int bcom_engine_init(void) -{ - int task; - phys_addr_t tdt_pa, ctx_pa, var_pa, fdt_pa; - unsigned int tdt_size, ctx_size, var_size, fdt_size; |