[U-Boot] [PATCH 1/3 v3] MIPS: Add VCT board series support (Part 1/3)
Stefan Roese
sr at denx.de
Wed Jan 21 17:24:39 CET 2009
Signed-off-by: Stefan Roese <sr at 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 at 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 at 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 at 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 at 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 at 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 at 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 at 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 at 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 at 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 at 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;
+}
--
1.6.1
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