Signed-off-by: Stefan Roese sr@denx.de --- v3: - Added USB EHCI support - Added performance enhanced OneNAND read support

v2: - Fixed issues in u-boot.lds mentioned by Andrew Dyer

board/micronas/vct/Makefile | 57 ++++++++ board/micronas/vct/bcu.h | 170 ++++++++++++++++++++++++ board/micronas/vct/config.mk | 31 +++++ board/micronas/vct/dcgu.c | 258 ++++++++++++++++++++++++++++++++++++ board/micronas/vct/dcgu.h | 179 +++++++++++++++++++++++++ board/micronas/vct/ebi.c | 48 +++++++ board/micronas/vct/ebi.h | 95 +++++++++++++ board/micronas/vct/ebi_nor_flash.c | 131 ++++++++++++++++++ board/micronas/vct/ebi_onenand.c | 198 +++++++++++++++++++++++++++ board/micronas/vct/ebi_smc911x.c | 94 +++++++++++++ 10 files changed, 1261 insertions(+), 0 deletions(-) create mode 100644 board/micronas/vct/Makefile create mode 100644 board/micronas/vct/bcu.h create mode 100644 board/micronas/vct/config.mk create mode 100644 board/micronas/vct/dcgu.c create mode 100644 board/micronas/vct/dcgu.h create mode 100644 board/micronas/vct/ebi.c create mode 100644 board/micronas/vct/ebi.h create mode 100644 board/micronas/vct/ebi_nor_flash.c create mode 100644 board/micronas/vct/ebi_onenand.c create mode 100644 board/micronas/vct/ebi_smc911x.c

diff --git a/board/micronas/vct/Makefile b/board/micronas/vct/Makefile new file mode 100644 index 0000000..2737ade --- /dev/null +++ b/board/micronas/vct/Makefile @@ -0,0 +1,57 @@ +# +# (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y := $(BOARD).o +COBJS-y += ebi.o +COBJS-$(CONFIG_VCT_NOR) += ebi_nor_flash.o +COBJS-$(CONFIG_VCT_ONENAND) += ebi_onenand.o +COBJS-$(CONFIG_DRIVER_SMC911X) += ebi_smc911x.o smc_eeprom.o +COBJS-y += gpio.o +COBJS-y += top.o +COBJS-$(CONFIG_USB_EHCI_VCT) += dcgu.o ehci.o scc.o + +COBJS := $(sort $(COBJS-y)) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/micronas/vct/bcu.h b/board/micronas/vct/bcu.h new file mode 100644 index 0000000..cac31f2 --- /dev/null +++ b/board/micronas/vct/bcu.h @@ -0,0 +1,170 @@ +/* + * (C) Copyright 2009 Stefan Roese sr@denx.de, DENX Software Engineering + * + * Copyright (C) 2006 Micronas GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _BCU_H +#define _BCU_H + +enum bcu_tags { + BCU_VBV1 = 0, + BCU_VBV2 = 1, + BCU_BSS1 = 2, + BCU_BSS2 = 3, + BCU_TSD_TXT = 4, + BCU_TSD_SUBTITLES = 5, + BCU_TSD_PES_0 = 6, + BCU_TSD_PES_1 = 7, + BCU_TSD_PES_2 = 8, + BCU_TSD_PES_3 = 9, + BCU_TSIO_RECORD_0 = 10, + BCU_TSIO_RECORD_1 = 11, + BCU_TSIO_PLAYBACK_0 = 12, + BCU_TSIO_PLAYBACK_1 = 13, + BCU_SECURE_BUFFER = 14, + BCU_PCM1 = 15, + BCU_PCM2 = 16, + BCU_BSS_COPY = 17, + BCU_BSS_EXT1 = 18, + BCU_BSS_EXT2 = 19, + BCU_PCM_JINGLE = 20, + BCU_EBI_CPU_BUFFER = 21, + BCU_PCM_DELAY = 22, + BCU_FH_BUFFER_0 = 23, + BCU_FH_BUFFER_1 = 24, + BCU_TSD_SECTION_0 = 25, + BCU_TSD_SECTION_1 = 26, + BCU_TSD_SECTION_2 = 27, + BCU_TSD_SECTION_3 = 28, + BCU_TSD_SECTION_4 = 29, + BCU_TSD_SECTION_5 = 30, + BCU_TSD_SECTION_6 = 31, + BCU_TSD_SECTION_7 = 32, + BCU_TSD_SECTION_8 = 33, + BCU_TSD_SECTION_9 = 34, + BCU_TSD_SECTION_10 = 35, + BCU_TSD_SECTION_11 = 36, + BCU_TSD_SECTION_12 = 37, + BCU_TSD_SECTION_13 = 38, + BCU_TSD_SECTION_14 = 39, + BCU_TSD_SECTION_15 = 40, + BCU_TSD_SECTION_16 = 41, + BCU_TSD_SECTION_17 = 42, + BCU_TSD_SECTION_18 = 43, + BCU_TSD_SECTION_19 = 44, + BCU_TSD_SECTION_20 = 45, + BCU_TSD_SECTION_21 = 46, + BCU_TSD_SECTION_22 = 47, + BCU_TSD_SECTION_23 = 48, + BCU_TSD_SECTION_24 = 49, + BCU_TSD_SECTION_25 = 50, + BCU_TSD_SECTION_26 = 51, + BCU_TSD_SECTION_27 = 52, + BCU_TSD_SECTION_28 = 53, + BCU_TSD_SECTION_29 = 54, + BCU_TSD_SECTION_30 = 55, + BCU_TSD_SECTION_31 = 56, + BCU_TSD_SECTION_32 = 57, + BCU_TSD_SECTION_33 = 58, + BCU_TSD_SECTION_34 = 59, + BCU_TSD_SECTION_35 = 60, + BCU_TSD_SECTION_36 = 61, + BCU_TSD_SECTION_37 = 62, + BCU_TSD_SECTION_38 = 63, + BCU_TSD_SECTION_39 = 64, + BCU_TSD_SECTION_40 = 65, + BCU_TSD_SECTION_41 = 66, + BCU_TSD_SECTION_42 = 67, + BCU_TSD_SECTION_43 = 68, + BCU_TSD_SECTION_44 = 69, + BCU_TSD_SECTION_45 = 70, + BCU_TSD_SECTION_46 = 71, + BCU_TSD_SECTION_47 = 72, + BCU_TSD_SECTION_48 = 73, + BCU_TSD_SECTION_49 = 74, + BCU_TSD_SECTION_50 = 75, + BCU_TSD_SECTION_51 = 76, + BCU_TSD_SECTION_52 = 77, + BCU_TSD_SECTION_53 = 78, + BCU_TSIO_RECORD_2 = 79, + BCU_TSIO_RECORD_3 = 80, + BCU_TSIO_RECORD_4 = 81, + BCU_TSIO_RECORD_5 = 82, + BCU_TSIO_RECORD_6 = 83, + BCU_TSIO_RECORD_7 = 84, + BCU_TSIO_RECORD_8 = 85, + BCU_TSIO_RECORD_9 = 86, + BCU_PCM_DELAY_LINEAR = 87, + BCU_VD_MASTER_USER_DATA = 88, + BCU_VD_SLAVE_USER_DATA = 89, + BCU_VD_MASTER_REF0 = 90, + BCU_VD_MASTER_REF1 = 91, + BCU_VD_SLAVE_REF0 = 92, + BCU_VD_SLAVE_REF1 = 93, + BCU_VD_MASTER_DISP0_Y = 94, + BCU_VD_MASTER_DISP1_Y = 95, + BCU_VD_MASTER_DISP2_Y = 96, + BCU_VD_MASTER_DISP0_C = 97, + BCU_VD_MASTER_DISP1_C = 98, + BCU_VD_MASTER_DISP2_C = 99, + BCU_VD_SLAVE_DISP0_Y = 100, + BCU_VD_SLAVE_DISP1_Y = 101, + BCU_VD_SLAVE_DISP2_Y = 102, + BCU_VD_SLAVE_DISP0_C = 103, + BCU_VD_SLAVE_DISP1_C = 104, + BCU_VD_SLAVE_DISP2_C = 105, + BCU_CLUT_BUFFER_0 = 106, + BCU_CLUT_BUFFER_1 = 107, + BCU_OSD_FRAME_BUFFER_0 = 108, + BCU_OSD_FRAME_BUFFER_1 = 109, + BCU_GRAPHIC_FRAME_BUFFER0 = 110, + BCU_GRAPHIC_FRAME_BUFFER1 = 111, + BCU_DVP_VBI_REINSERTION = 112, + BCU_DVP_OSD_FRAME_BUFFER0 = 113, + BCU_DVP_OSD_FRAME_BUFFER1 = 114, + BCU_GAI_BUFFER = 115, + BCU_GA_SRC_BUFFER_0 = 116, + BCU_GA_SRC_BUFFER_1 = 117, + BCU_USB_BUFFER_0 = 118, + BCU_USB_BUFFER_1 = 119, + BCU_FE_3DCOMB_0 = 120, + BCU_FE_3DCOMB_1 = 121, + BCU_FE_3DCOMB_2 = 122, + BCU_FE_3DCOMB_3 = 123, + BCU_TNR_BUFFER_0 = 124, + BCU_TNR_BUFFER_1 = 125, + BCU_TNR_BUFFER_2 = 126, + BCU_MVAL_BUFFER = 127, + BCU_RC_BUFFER_0 = 128, + BCU_RC_BUFFER_1 = 129, + BCU_RC_BUFFER_2 = 130, + BCU_RC_BUFFER_3 = 131, + BCU_PIP_BUFFER_0 = 132, + BCU_PIP_BUFFER_1 = 133, + BCU_PIP_BUFFER_2 = 134, + BCU_PIP_BUFFER_3 = 135, + BCU_EWARP_BUFFER = 136, + BCU_OSD_BUFFER_0 = 137, + BCU_OSD_BUFFER_1 = 138, + BCU_GLOBAL_BUFFER_0 = 139, + BCU_GLOBAL_BUFFER_1 = 140, + BCU_MAX = 141 +}; + +#endif /* _BCU_H */ diff --git a/board/micronas/vct/config.mk b/board/micronas/vct/config.mk new file mode 100644 index 0000000..2a71dad --- /dev/null +++ b/board/micronas/vct/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# vct_xxx boards with MIPS 4Kc CPU core +# + +sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE +TEXT_BASE = 0x87000000 +endif diff --git a/board/micronas/vct/dcgu.c b/board/micronas/vct/dcgu.c new file mode 100644 index 0000000..b2e86b7 --- /dev/null +++ b/board/micronas/vct/dcgu.c @@ -0,0 +1,258 @@ +/* + * (C) Copyright 2009 Stefan Roese sr@denx.de, DENX Software Engineering + * + * Original Author Guenter Gebhardt + * Copyright (C) 2006 Micronas GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/errno.h> + +#include "vct.h" + +int dcgu_set_clk_switch(enum dcgu_hw_module module, enum dcgu_switch setup) +{ + u32 enable; + union dcgu_clk_en1 en1; + union dcgu_clk_en2 en2; + + switch (setup) { + case DCGU_SWITCH_ON: + enable = 1; + break; + case DCGU_SWITCH_OFF: + enable = 0; + break; + default: + printf("%s:%i:Invalid clock switch: %i\n", __FILE__, __LINE__, + setup); + return -EINVAL; + } + + if (module == DCGU_HW_MODULE_CPU) + en2.reg = reg_read(DCGU_CLK_EN2(DCGU_BASE)); + else + en1.reg = reg_read(DCGU_CLK_EN1(DCGU_BASE)); + + switch (module) { + case DCGU_HW_MODULE_MSMC: + en1.bits.en_clkmsmc = enable; + break; + case DCGU_HW_MODULE_SSI_S: + en1.bits.en_clkssi_s = enable; + break; + case DCGU_HW_MODULE_SSI_M: + en1.bits.en_clkssi_m = enable; + break; + case DCGU_HW_MODULE_SMC: + en1.bits.en_clksmc = enable; + break; + case DCGU_HW_MODULE_EBI: + en1.bits.en_clkebi = enable; + break; + case DCGU_HW_MODULE_USB_PLL: + en1.bits.en_usbpll = enable; + break; + case DCGU_HW_MODULE_USB_60: + en1.bits.en_clkusb60 = enable; + break; + case DCGU_HW_MODULE_USB_24: + en1.bits.en_clkusb24 = enable; + break; + case DCGU_HW_MODULE_UART_2: + en1.bits.en_clkuart2 = enable; + break; + case DCGU_HW_MODULE_UART_1: + en1.bits.en_clkuart1 = enable; + break; + case DCGU_HW_MODULE_PERI: + en1.bits.en_clkperi20 = enable; + break; + case DCGU_HW_MODULE_CPU: + en2.bits.en_clkcpu = enable; + break; + case DCGU_HW_MODULE_I2S: + en1.bits.en_clk_i2s_dly = enable; + break; + case DCGU_HW_MODULE_ABP_SCC: + en1.bits.en_clk_scc_abp = enable; + break; + case DCGU_HW_MODULE_SPDIF: + en1.bits.en_clk_dtv_spdo = enable; + break; + case DCGU_HW_MODULE_AD: + en1.bits.en_clkad = enable; + break; + case DCGU_HW_MODULE_MVD: + en1.bits.en_clkmvd = enable; + break; + case DCGU_HW_MODULE_TSD: + en1.bits.en_clktsd = enable; + break; + case DCGU_HW_MODULE_GA: + en1.bits.en_clkga = enable; + break; + case DCGU_HW_MODULE_DVP: + en1.bits.en_clkdvp = enable; + break; + case DCGU_HW_MODULE_MR2: + en1.bits.en_clkmr2 = enable; + break; + case DCGU_HW_MODULE_MR1: + en1.bits.en_clkmr1 = enable; + break; + default: + printf("%s:%i:Invalid hardware module: %i\n", __FILE__, + __LINE__, module); + return -EINVAL; + } + + /* + * The reg_read() following the reg_write() below forces the write to + * be really done on the bus. + * Otherwise the clock may not be switched on when this API function + * returns, which may cause an bus error if a registers of the hardware + * module connected to the clock is accessed. + */ + if (module == DCGU_HW_MODULE_CPU) { + reg_write(DCGU_CLK_EN2(DCGU_BASE), en2.reg); + en2.reg = reg_read(DCGU_CLK_EN2(DCGU_BASE)); + } else { + reg_write(DCGU_CLK_EN1(DCGU_BASE), en1.reg); + en1.reg = reg_read(DCGU_CLK_EN1(DCGU_BASE)); + } + + return 0; +} + +int dcgu_set_reset_switch(enum dcgu_hw_module module, enum dcgu_switch setup) +{ + union dcgu_reset_unit1 val; + u32 enable; + + switch (setup) { + case DCGU_SWITCH_ON: + enable = 1; + break; + case DCGU_SWITCH_OFF: + enable = 0; + break; + default: + printf("%s:%i:Invalid reset switch: %i\n", __FILE__, __LINE__, + setup); + return -EINVAL; + } + + val.reg = reg_read(DCGU_RESET_UNIT1(DCGU_BASE)); + switch (module) { + case DCGU_HW_MODULE_MSMC: + val.bits.swreset_clkmsmc = enable; + break; + case DCGU_HW_MODULE_SSI_S: + val.bits.swreset_clkssi_s = enable; + break; + case DCGU_HW_MODULE_SSI_M: + val.bits.swreset_clkssi_m = enable; + break; + case DCGU_HW_MODULE_SMC: + val.bits.swreset_clksmc = enable; + break; + case DCGU_HW_MODULE_EBI: + val.bits.swreset_clkebi = enable; + break; + case DCGU_HW_MODULE_USB_60: + val.bits.swreset_clkusb60 = enable; + break; + case DCGU_HW_MODULE_USB_24: + val.bits.swreset_clkusb24 = enable; + break; + case DCGU_HW_MODULE_UART_2: + val.bits.swreset_clkuart2 = enable; + break; + case DCGU_HW_MODULE_UART_1: + val.bits.swreset_clkuart1 = enable; + break; + case DCGU_HW_MODULE_PWM: + val.bits.swreset_pwm = enable; + break; + case DCGU_HW_MODULE_GPT: + val.bits.swreset_gpt = enable; + break; + case DCGU_HW_MODULE_I2C2: + val.bits.swreset_i2c2 = enable; + break; + case DCGU_HW_MODULE_I2C1: + val.bits.swreset_i2c1 = enable; + break; + case DCGU_HW_MODULE_GPIO2: + val.bits.swreset_gpio2 = enable; + break; + case DCGU_HW_MODULE_GPIO1: + val.bits.swreset_gpio1 = enable; + break; + case DCGU_HW_MODULE_CPU: + val.bits.swreset_clkcpu = enable; + break; + case DCGU_HW_MODULE_I2S: + val.bits.swreset_clk_i2s_dly = enable; + break; + case DCGU_HW_MODULE_ABP_SCC: + val.bits.swreset_clk_scc_abp = enable; + break; + case DCGU_HW_MODULE_SPDIF: + val.bits.swreset_clk_dtv_spdo = enable; + break; + case DCGU_HW_MODULE_AD: + val.bits.swreset_clkad = enable; + break; + case DCGU_HW_MODULE_MVD: + val.bits.swreset_clkmvd = enable; + break; + case DCGU_HW_MODULE_TSD: + val.bits.swreset_clktsd = enable; + break; + case DCGU_HW_MODULE_TSIO: + val.bits.swreset_clktsio = enable; + break; + case DCGU_HW_MODULE_GA: + val.bits.swreset_clkga = enable; + break; + case DCGU_HW_MODULE_MPC: + val.bits.swreset_clkmpc = enable; + break; + case DCGU_HW_MODULE_CVE: + val.bits.swreset_clkcve = enable; + break; + case DCGU_HW_MODULE_DVP: + val.bits.swreset_clkdvp = enable; + break; + case DCGU_HW_MODULE_MR2: + val.bits.swreset_clkmr2 = enable; + break; + case DCGU_HW_MODULE_MR1: + val.bits.swreset_clkmr1 = enable; + break; + default: + printf("%s:%i:Invalid hardware module: %i\n", __FILE__, + __LINE__, module); + return -EINVAL; + } + reg_write(DCGU_RESET_UNIT1(DCGU_BASE), val.reg); + + return 0; +} diff --git a/board/micronas/vct/dcgu.h b/board/micronas/vct/dcgu.h new file mode 100644 index 0000000..ca129c0 --- /dev/null +++ b/board/micronas/vct/dcgu.h @@ -0,0 +1,179 @@ +/* + * (C) Copyright 2009 Stefan Roese sr@denx.de, DENX Software Engineering + * + * Copyright (C) 2006 Micronas GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _DCGU_H +#define _DCGU_H + +enum dcgu_switch { + DCGU_SWITCH_OFF, /* Switch off */ + DCGU_SWITCH_ON /* Switch on */ +}; + +enum dcgu_hw_module { + DCGU_HW_MODULE_DCGU, /* Selects digital clock gen. unit */ + + DCGU_HW_MODULE_MIC32_SCI, /* Selects MIC32 SoC interface */ + DCGU_HW_MODULE_SCI, /* Selects SCI target agent port modules*/ + + DCGU_HW_MODULE_MR1, /* Selects first MPEG reader module */ + DCGU_HW_MODULE_MR2, /* Selects second MPEG reader module */ + DCGU_HW_MODULE_MVD, /* Selects MPEG video decoder module */ + DCGU_HW_MODULE_DVP, /* Selects dig video processing module */ + DCGU_HW_MODULE_CVE, /* Selects color video encoder module */ + DCGU_HW_MODULE_VID_ENC, /* Selects video encoder module */ + + DCGU_HW_MODULE_SSI_S, /* Selects slave sync serial interface */ + DCGU_HW_MODULE_SSI_M, /* Selects master sync serial interface */ + + DCGU_HW_MODULE_GA, /* Selects graphics accelerator module */ + DCGU_HW_MODULE_DGPU, /* Selects digital graphics processing */ + + DCGU_HW_MODULE_UART_1, /* Selects first UART module */ + DCGU_HW_MODULE_UART_2, /* Selects second UART module */ + + DCGU_HW_MODULE_AD, /* Selects audio decoder module */ + DCGU_HW_MODULE_ABP_DTV, /* Selects audio baseband processing */ + DCGU_HW_MODULE_ABP_SCC, /* Selects audio base band processor SCC*/ + DCGU_HW_MODULE_SPDIF, /* Selects sony philips digital interf. */ + + DCGU_HW_MODULE_TSIO, /* Selects trasnport stream input/output*/ + DCGU_HW_MODULE_TSD, /* Selects trasnport stream decoder */ + DCGU_HW_MODULE_TSD_KEY, /* Selects trasnport stream decoder key */ + + DCGU_HW_MODULE_USBH, /* Selects USB hub module */ + DCGU_HW_MODULE_USB_PLL, /* Selects USB phase locked loop module */ + DCGU_HW_MODULE_USB_60, /* Selects USB 60 module */ + DCGU_HW_MODULE_USB_24, /* Selects USB 24 module */ + + DCGU_HW_MODULE_PERI, /* Selects all mod connected to clkperi20*/ + DCGU_HW_MODULE_WDT, /* Selects wtg timer mod con to clkperi20*/ + DCGU_HW_MODULE_I2C1, /* Selects first I2C mod con to clkperi20*/ + DCGU_HW_MODULE_I2C2, /* Selects 2nd I2C mod con to clkperi20 */ + DCGU_HW_MODULE_GPIO1, /* Selects gpio module 1 */ + DCGU_HW_MODULE_GPIO2, /* Selects gpio module 2 */ + + DCGU_HW_MODULE_GPT, /* Selects gpt mod connected to clkperi20*/ + DCGU_HW_MODULE_PWM, /* Selects pwm mod connected to clkperi20*/ + + DCGU_HW_MODULE_MPC, /* Selects multi purpose cipher module */ + DCGU_HW_MODULE_MPC_KEY, /* Selects multi purpose cipher key */ + + DCGU_HW_MODULE_COM, /* Selects COM unit module */ + DCGU_HW_MODULE_VCTY_CORE, /* Selects VCT-Y core module */ + DCGU_HW_MODULE_FWSRAM, /* Selects firmware SRAM module */ + + DCGU_HW_MODULE_EBI, /* Selects external bus interface module*/ + DCGU_HW_MODULE_I2S, /* Selects integrated interchip sound */ + DCGU_HW_MODULE_MSMC, /* Selects memory stick and mmc module */ + DCGU_HW_MODULE_SMC, /* Selects smartcard interface module */ + + DCGU_HW_MODULE_IRQC, /* Selects interrupt C module */ + DCGU_HW_MODULE_TOP, /* Selects top level pinmux module */ + DCGU_HW_MODULE_SRAM, /* Selects SRAM module */ + DCGU_HW_MODULE_EIC, /* Selects External Interrupt controller*/ + DCGU_HW_MODULE_CPU, /* Selects CPU subsystem module */ + DCGU_HW_MODULE_SCC, /* Selects SCC module */ + DCGU_HW_MODULE_MM, /* Selects Memory Manager module */ + DCGU_HW_MODULE_BCU, /* Selects Buffer Configuration Unit */ + DCGU_HW_MODULE_FH, /* Selects FIFO Handler module */ + DCGU_HW_MODULE_IMU, /* Selects Interrupt Management Unit */ + DCGU_HW_MODULE_MDU, /* Selects MCI Debug Unit module */ + DCGU_HW_MODULE_SI2OCP /* Selects Standard Interface to OCP bridge*/ +}; + +union dcgu_clk_en1 { + u32 reg; + struct { + u32 res1:8; /* reserved */ + u32 en_clkmsmc:1; /* Enable bit for clkmsmc (#) */ + u32 en_clkssi_s:1; /* Enable bit for clkssi_s (#) */ + u32 en_clkssi_m:1; /* Enable bit for clkssi_m (#) */ + u32 en_clksmc:1; /* Enable bit for clksmc (#) */ + u32 en_clkebi:1; /* Enable bit for clkebi (#) */ + u32 en_usbpll:1; /* Enable bit for the USB PLL */ + u32 en_clkusb60:1; /* Enable bit for clkusb60 (#) */ + u32 en_clkusb24:1; /* Enable bit for clkusb24 (#) */ + u32 en_clkuart2:1; /* Enable bit for clkuart2 (#) */ + u32 en_clkuart1:1; /* Enable bit for clkuart1 (#) */ + u32 en_clkperi20:1; /* Enable bit for clkperi20 (#) */ + u32 res2:3; /* reserved */ + u32 en_clk_i2s_dly:1; /* Enable bit for clk_scc_abp */ + u32 en_clk_scc_abp:1; /* Enable bit for clk_scc_abp */ + u32 en_clk_dtv_spdo:1; /* Enable bit for clk_dtv_spdo */ + u32 en_clkad:1; /* Enable bit for clkad (#) */ + u32 en_clkmvd:1; /* Enable bit for clkmvd (#) */ + u32 en_clktsd:1; /* Enable bit for clktsd (#) */ + u32 en_clkga:1; /* Enable bit for clkga (#) */ + u32 en_clkdvp:1; /* Enable bit for clkdvp (#) */ + u32 en_clkmr2:1; /* Enable bit for clkmr2 (#) */ + u32 en_clkmr1:1; /* Enable bit for clkmr1 (#) */ + } bits; +}; + +union dcgu_clk_en2 { + u32 reg; + struct { + u32 res1:31; /* reserved */ + u32 en_clkcpu:1; /* Enable bit for clkcpu */ + } bits; +}; + +union dcgu_reset_unit1 { + u32 reg; + struct { + u32 res1:1; + u32 swreset_clkmsmc:1; + u32 swreset_clkssi_s:1; + u32 swreset_clkssi_m:1; + u32 swreset_clksmc:1; + u32 swreset_clkebi:1; + u32 swreset_clkusb60:1; + u32 swreset_clkusb24:1; + u32 swreset_clkuart2:1; + u32 swreset_clkuart1:1; + u32 swreset_pwm:1; + u32 swreset_gpt:1; + u32 swreset_i2c2:1; + u32 swreset_i2c1:1; + u32 swreset_gpio2:1; + u32 swreset_gpio1:1; + u32 swreset_clkcpu:1; + u32 res2:2; + u32 swreset_clk_i2s_dly:1; + u32 swreset_clk_scc_abp:1; + u32 swreset_clk_dtv_spdo:1; + u32 swreset_clkad:1; + u32 swreset_clkmvd:1; + u32 swreset_clktsd:1; + u32 swreset_clktsio:1; + u32 swreset_clkga:1; + u32 swreset_clkmpc:1; + u32 swreset_clkcve:1; + u32 swreset_clkdvp:1; + u32 swreset_clkmr2:1; + u32 swreset_clkmr1:1; + } bits; +}; + +int dcgu_set_clk_switch(enum dcgu_hw_module module, enum dcgu_switch setup); +int dcgu_set_reset_switch(enum dcgu_hw_module module, enum dcgu_switch setup); + +#endif /* _DCGU_H */ diff --git a/board/micronas/vct/ebi.c b/board/micronas/vct/ebi.c new file mode 100644 index 0000000..8e93f69 --- /dev/null +++ b/board/micronas/vct/ebi.c @@ -0,0 +1,48 @@ +/* + * (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering + * + * Copyright (C) 2006 Micronas GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include "vct.h" + +int ebi_initialize(void) +{ +#if defined(CONFIG_VCT_NOR) + if (ebi_init_nor_flash()) + return -1; +#endif + +#if defined(CONFIG_VCT_ONENAND) + if (ebi_init_onenand()) + return -1; +#endif + +#if defined(CONFIG_DRIVER_SMC911X) + if (ebi_init_smc911x()) + return -1; +#endif + + reg_write(EBI_CTRL_SIG_ACTLV(EBI_BASE), 0x00004100); + + ebi_wait(); + + return 0; +} diff --git a/board/micronas/vct/ebi.h b/board/micronas/vct/ebi.h new file mode 100644 index 0000000..69456bd --- /dev/null +++ b/board/micronas/vct/ebi.h @@ -0,0 +1,95 @@ +/* + * (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __EBI__ +#define __EBI__ + +#include <common.h> +#include <asm/io.h> +#include "vct.h" + +#define EXT_DEVICE_CHANNEL_3 (0x30000000) +#define EXT_DEVICE_CHANNEL_2 (0x20000000) +#define EXT_DEVICE_CHANNEL_1 (0x10000000) +#define EXT_CPU_ACCESS_ACTIVE (0x00000001) +#define EXT_DMA_ACCESS_ACTIVE (1 << 14) +#define EXT_CPU_IORDY_SL (0x00000001) + +#define EBI_CPU_WRITE (1 << 31) +#define EBI_CPU_ID_SHIFT (28) +#define EBI_CPU_ADDR_MASK ~(~0UL << EBI_CPU_ID_SHIFT) + +/* position of various bit slices in timing register EBI_DEV[01]_TIM1_RD1 */ +#define ADDR_LATCH_ENABLE 0 +#define ADDR_ACTIVATION 4 +#define CHIP_SELECT_START 8 +#define OUTPUT_ENABLE_START 12 +#define WAIT_TIME 28 +#define READ_DURATION 20 + +/* position of various bit slices in timing register EBI_DEV[01]_TIM1_RD2 */ +#define OUTPUT_ENABLE_END 0 +#define CHIP_SELECT_END 4 +#define ADDR_DEACTIVATION 8 +#define RECOVER_TIME 12 +#define ACK_TIME 20 + +/* various bits in configuration register EBI_DEV[01]_CONFIG1 */ +#define EBI_EXTERNAL_DATA_8 (1 << 8) +#define EBI_EXT_ADDR_SHIFT (1 << 22) +#define EBI_EXTERNAL_DATA_16 EBI_EXT_ADDR_SHIFT +#define EBI_CHIP_SELECT_1 0x2 +#define EBI_CHIP_SELECT_2 0x4 +#define EBI_BUSY_EN_RD (1 << 12) +#define DIR_ACCESS_WRITE (1 << 20) +#define DIR_ACCESS_MASK (1 << 20) + +/* various bits in configuration register EBI_DEV[01]_CONFIG2 */ +#define ADDRESS_INCREMENT_ON 0x0 +#define ADDRESS_INCREMENT_OFF 0x100 +#define QUEUE_LENGTH_1 0x40 +#define QUEUE_LENGTH_2 0x80 +#define QUEUE_LENGTH_3 0xC0 +#define QUEUE_LENGTH_4 0 +#define CPU_TRANSFER_SIZE_32 0 +#define CPU_TRANSFER_SIZE_16 0x10 +#define CPU_TRANSFER_SIZE_8 0x20 +#define READ_ENDIANNESS_ABCD 0 +#define READ_ENDIANNESS_DCBA 0x4 +#define READ_ENDIANNESS_BADC 0x8 +#define READ_ENDIANNESS_CDAB 0xC +#define WRITE_ENDIANNESS_ABCD 0 +#define WRITE_ENDIANNESS_DCBA 0x1 +#define WRITE_ENDIANNESS_BADC 0x2 +#define WRITE_ENDIANNESS_CDAB 0x3 + +/* various bits in configuration register EBI_CTRL_SIG_ACTLV */ +#define IORDY_ACTIVELEVEL_HIGH (1 << 14) +#define ALE_ACTIVELEVEL_HIGH (1 << 8) + +/* bits in register EBI_SIG_LEVEL */ +#define IORDY_LEVEL_MASK 1 + +static inline void ebi_wait(void) +{ + while (reg_read(EBI_STATUS(EBI_BASE)) & EXT_CPU_ACCESS_ACTIVE) + ; /* wait */ +} + +#endif diff --git a/board/micronas/vct/ebi_nor_flash.c b/board/micronas/vct/ebi_nor_flash.c new file mode 100644 index 0000000..ae87643 --- /dev/null +++ b/board/micronas/vct/ebi_nor_flash.c @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include "vct.h" + +static u32 ebi_read(u32 addr) +{ + addr &= ~0xFC000000; + + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), EXT_DEVICE_CHANNEL_2 | addr); + ebi_wait(); + + return reg_read(EBI_IO_ACCS_DATA(EBI_BASE)); +} + +static int ebi_write_u16(u32 addr, u32 data, int fetchIO) +{ + u32 val = (data << 16); + + addr &= ~0xFC000000; + + ebi_wait(); + + reg_write(EBI_IO_ACCS_DATA(EBI_BASE), val); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), + EXT_DEVICE_CHANNEL_2 | EBI_CPU_WRITE | addr); + ebi_wait(); + + if (fetchIO) { + u32 counter = 0; + while (!(reg_read(EBI_SIG_LEVEL(EBI_BASE)) & EXT_CPU_IORDY_SL)) { + if (counter++ > 0xFFFFFF) + return 1; + } + } + + return 0; +} + +static u16 ebi_read_u16(u32 addr) +{ + return ((ebi_read(addr) >> 16) & 0xFFFF); +} + +static u8 ebi_read_u8(u32 addr) +{ + u32 val = ebi_read(addr) >> 16; + + if (addr & 0x1) + return val & 0xff; + else + return (val >> 8) & 0xff; +} + +/* + * EBI initialization for NOR FLASH access + */ +int ebi_init_nor_flash(void) +{ + reg_write(EBI_DEV1_CONFIG1(EBI_BASE), 0x83000); + + reg_write(EBI_DEV2_CONFIG1(EBI_BASE), 0x400002); + reg_write(EBI_DEV2_CONFIG2(EBI_BASE), 0x50); + + reg_write(EBI_DEV2_TIM1_RD1(EBI_BASE), 0x409113); + reg_write(EBI_DEV2_TIM1_RD2(EBI_BASE), 0xFF01000); + reg_write(EBI_DEV2_TIM1_WR1(EBI_BASE), 0x04003113); + reg_write(EBI_DEV2_TIM1_WR2(EBI_BASE), 0x3FC12011); + reg_write(EBI_DEV2_TIM_EXT(EBI_BASE), 0xFFF00000); + + return 0; +} + +/* + * Accessor functions replacing the "weak" functions in + * drivers/mtd/cfi_flash.c + */ +void flash_write8(u8 value, void *addr) +{ + ebi_write_u16((u32)addr, value, 0); +} + +void flash_write16(u16 value, void *addr) +{ + ebi_write_u16((u32)addr, value, 0); +} + +u8 flash_read8(void *addr) +{ + return ebi_read_u8((u32)addr); +} + +u16 flash_read16(void *addr) +{ + return ebi_read_u16((u32)addr); +} + +u32 flash_read32(void *addr) +{ + return ((u32)ebi_read_u16((u32)addr) << 16) | + ebi_read_u16((u32)addr + 2); +} + +void *board_flash_read_memcpy(void *dest, const void *src, size_t count) +{ + u16 *tmp = (u16 *)dest, *s = (u16 *)src; + int i; + + for (i = 0; i < count; i += 2) + *tmp++ = flash_read16(s++); + + return dest; +} diff --git a/board/micronas/vct/ebi_onenand.c b/board/micronas/vct/ebi_onenand.c new file mode 100644 index 0000000..522b88f --- /dev/null +++ b/board/micronas/vct/ebi_onenand.c @@ -0,0 +1,198 @@ +/* + * (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/onenand.h> +#include "vct.h" + +#define BURST_SIZE_WORDS 4 + +static u16 ebi_nand_read_word(void __iomem *addr) +{ + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), (EXT_DEVICE_CHANNEL_2 | (u32)addr)); + ebi_wait(); + + return reg_read(EBI_IO_ACCS_DATA(EBI_BASE)) >> 16; +} + +static void ebi_nand_write_word(u16 data, void __iomem * addr) +{ + ebi_wait(); + reg_write(EBI_IO_ACCS_DATA(EBI_BASE), (data << 16)); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), + EXT_DEVICE_CHANNEL_2 | EBI_CPU_WRITE | (u32)addr); + ebi_wait(); +} + +/* + * EBI initialization for OneNAND FLASH access + */ +int ebi_init_onenand(void) +{ + reg_write(EBI_DEV1_CONFIG1(EBI_BASE), 0x83000); + + reg_write(EBI_DEV2_CONFIG1(EBI_BASE), 0x00403002); + reg_write(EBI_DEV2_CONFIG2(EBI_BASE), 0x50); + + reg_write(EBI_DEV3_CONFIG1(EBI_BASE), 0x00403002); + reg_write(EBI_DEV3_CONFIG2(EBI_BASE), 0x0); /* byte/word ordering */ + + reg_write(EBI_DEV2_TIM1_RD1(EBI_BASE), 0x00504000); + reg_write(EBI_DEV2_TIM1_RD2(EBI_BASE), 0x00001000); + reg_write(EBI_DEV2_TIM1_WR1(EBI_BASE), 0x12002223); + reg_write(EBI_DEV2_TIM1_WR2(EBI_BASE), 0x3FC02220); + reg_write(EBI_DEV3_TIM1_RD1(EBI_BASE), 0x00504000); + reg_write(EBI_DEV3_TIM1_RD2(EBI_BASE), 0x00001000); + reg_write(EBI_DEV3_TIM1_WR1(EBI_BASE), 0x05001000); + reg_write(EBI_DEV3_TIM1_WR2(EBI_BASE), 0x00010200); + + reg_write(EBI_DEV2_TIM_EXT(EBI_BASE), 0xFFF00000); + reg_write(EBI_DEV2_EXT_ACC(EBI_BASE), 0x0FFFFFFF); + + reg_write(EBI_DEV3_TIM_EXT(EBI_BASE), 0xFFF00000); + reg_write(EBI_DEV3_EXT_ACC(EBI_BASE), 0x0FFFFFFF); + + /* prepare DMA configuration for EBI */ + reg_write(EBI_DEV3_FIFO_CONFIG(EBI_BASE), 0x0101ff00); + + /* READ only no byte order change, TAG 1 used */ + reg_write(EBI_DEV3_DMA_CONFIG2(EBI_BASE), 0x00000004); + + reg_write(EBI_TAG1_SYS_ID(EBI_BASE), 0x0); /* SCC DMA channel 0 */ + reg_write(EBI_TAG2_SYS_ID(EBI_BASE), 0x1); + reg_write(EBI_TAG3_SYS_ID(EBI_BASE), 0x2); + reg_write(EBI_TAG4_SYS_ID(EBI_BASE), 0x3); + + return 0; +} + +static void *memcpy_16_from_onenand(void *dst, const void *src, unsigned int len) +{ + void *ret = dst; + u16 *d = dst; + u16 *s = (u16 *)src; + + len >>= 1; + while (len-- > 0) + *d++ = ebi_nand_read_word(s++); + + return ret; +} + +static void *memcpy_32_from_onenand(void *dst, const void *src, unsigned int len) +{ + void *ret = dst; + u32 *d = (u32 *)dst; + u32 s = (u32)src; + u32 bytes_per_block = BURST_SIZE_WORDS * sizeof(int); + u32 n_blocks = len / bytes_per_block; + u32 block = 0; + u32 burst_word; + + for (block = 0; block < n_blocks; block++) { + /* Trigger read channel 3 */ + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), + (EXT_DEVICE_CHANNEL_3 | (s + (block * bytes_per_block)))); + /* Poll status to see whether read has finished */ + ebi_wait(); + + /* Squirrel the data away in a safe place */ + for (burst_word = 0; burst_word < BURST_SIZE_WORDS; burst_word++) + *d++ = reg_read(EBI_IO_ACCS_DATA(EBI_BASE)); + } + + return ret; +} + +static void *memcpy_16_to_onenand(void *dst, const void *src, unsigned int len) +{ + void *ret = dst; + u16 *d = dst; + u16 *s = (u16 *)src; + + len >>= 1; + while (len-- > 0) + ebi_nand_write_word(*s++, d++); + + return ret; +} + +static inline int onenand_bufferram_offset(struct mtd_info *mtd, int area) +{ + struct onenand_chip *this = mtd->priv; + + if (ONENAND_CURRENT_BUFFERRAM(this)) { + if (area == ONENAND_DATARAM) + return mtd->writesize; + if (area == ONENAND_SPARERAM) + return mtd->oobsize; + } + + return 0; +} + +static int ebi_read_bufferram(struct mtd_info *mtd, loff_t addr, int area, + unsigned char *buffer, int offset, + size_t count) +{ + struct onenand_chip *this = mtd->priv; + void __iomem *bufferram; + + bufferram = this->base + area; + bufferram += onenand_bufferram_offset(mtd, area); + + if (count < 4) + memcpy_16_from_onenand(buffer, bufferram + offset, count); + else + memcpy_32_from_onenand(buffer, bufferram + offset, count); + + return 0; +} + +static int ebi_write_bufferram(struct mtd_info *mtd, loff_t addr, int area, + const unsigned char *buffer, int offset, + size_t count) +{ + struct onenand_chip *this = mtd->priv; + void __iomem *bufferram; + + bufferram = this->base + area; + bufferram += onenand_bufferram_offset(mtd, area); + + memcpy_16_to_onenand(bufferram + offset, buffer, count); + + return 0; +} + +void onenand_board_init(struct mtd_info *mtd) +{ + struct onenand_chip *chip = mtd->priv; + + /* + * Insert board specific OneNAND access functions + */ + chip->read_word = ebi_nand_read_word; + chip->write_word = ebi_nand_write_word; + + chip->read_bufferram = ebi_read_bufferram; + chip->read_spareram = ebi_read_bufferram; + chip->write_bufferram = ebi_write_bufferram; +} diff --git a/board/micronas/vct/ebi_smc911x.c b/board/micronas/vct/ebi_smc911x.c new file mode 100644 index 0000000..e1b67a0 --- /dev/null +++ b/board/micronas/vct/ebi_smc911x.c @@ -0,0 +1,94 @@ +/* + * (C) Copyright 2008 Stefan Roese sr@denx.de, DENX Software Engineering + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include "vct.h" + +/* + * EBI initialization for SMC911x access + */ +int ebi_init_smc911x(void) +{ + reg_write(EBI_DEV1_CONFIG1(EBI_BASE), 0x00003020); + reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F); + + reg_write(EBI_DEV1_TIM1_RD1(EBI_BASE), 0x00501100); + reg_write(EBI_DEV1_TIM1_RD2(EBI_BASE), 0x0FF02111); + + reg_write(EBI_DEV1_TIM_EXT(EBI_BASE), 0xFFF00000); + reg_write(EBI_DEV1_EXT_ACC(EBI_BASE), 0x0FFFFFFF); + + reg_write(EBI_DEV1_TIM1_WR1(EBI_BASE), 0x05001100); + reg_write(EBI_DEV1_TIM1_WR2(EBI_BASE), 0x3FC21110); + + return 0; +} + +/* + * Accessor functions replacing the "weak" functions in + * drivers/net/smc911x.c + */ +u32 smc911x_reg_read(u32 addr) +{ + volatile u32 data; + + reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F); + ebi_wait(); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), (EXT_DEVICE_CHANNEL_1 | addr)); + ebi_wait(); + data = reg_read(EBI_IO_ACCS_DATA(EBI_BASE)); + + return (data); +} + +void smc911x_reg_write(u32 addr, u32 data) +{ + reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F); + ebi_wait(); + reg_write(EBI_IO_ACCS_DATA(EBI_BASE), data); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), + EXT_DEVICE_CHANNEL_1 | EBI_CPU_WRITE | addr); + ebi_wait(); +} + +void pkt_data_push(u32 addr, u32 data) +{ + reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004A); + ebi_wait(); + reg_write(EBI_IO_ACCS_DATA(EBI_BASE), data); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), + EXT_DEVICE_CHANNEL_1 | EBI_CPU_WRITE | addr); + ebi_wait(); + + return; +} + +u32 pkt_data_pull(u32 addr) +{ + volatile u32 data; + + reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004A); + ebi_wait(); + reg_write(EBI_CPU_IO_ACCS(EBI_BASE), (EXT_DEVICE_CHANNEL_1 | addr)); + ebi_wait(); + data = reg_read(EBI_IO_ACCS_DATA(EBI_BASE)); + + return data; +}