The R0P7752C00000RZ board has SH7752, 512MB DDR3-SDRAM, SPI ROM, Gigabit Ethernet, and eMMC.
This patch supports the following functions: - 512MB DDR3-SDRAM, SCIF4, SPI ROM, Gigabit Ethernet, eMMC
Signed-off-by: Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com --- MAINTAINERS | 1 + arch/sh/include/asm/cpu_sh4.h | 2 + arch/sh/include/asm/cpu_sh7752.h | 211 ++++++++++++++ board/renesas/sh7752evb/Makefile | 36 +++ board/renesas/sh7752evb/lowlevel_init.S | 460 +++++++++++++++++++++++++++++++ board/renesas/sh7752evb/sh7752evb.c | 330 ++++++++++++++++++++++ board/renesas/sh7752evb/spi-boot.c | 116 ++++++++ board/renesas/sh7752evb/u-boot.lds | 97 +++++++ boards.cfg | 1 + doc/README.sh7752evb | 67 +++++ include/configs/sh7752evb.h | 153 ++++++++++ 11 files changed, 1474 insertions(+), 0 deletions(-) create mode 100644 arch/sh/include/asm/cpu_sh7752.h create mode 100644 board/renesas/sh7752evb/Makefile create mode 100644 board/renesas/sh7752evb/lowlevel_init.S create mode 100644 board/renesas/sh7752evb/sh7752evb.c create mode 100644 board/renesas/sh7752evb/spi-boot.c create mode 100644 board/renesas/sh7752evb/u-boot.lds create mode 100644 doc/README.sh7752evb create mode 100644 include/configs/sh7752evb.h
diff --git a/MAINTAINERS b/MAINTAINERS index 2daee7d..d7f49e9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1184,6 +1184,7 @@ Mark Jonas mark.jonas@de.bosch.com Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com
MS7720SE SH7720 + R0P77520000RZ SH7752 R0P77570030RL SH7757 R0P77850011RL SH7785
diff --git a/arch/sh/include/asm/cpu_sh4.h b/arch/sh/include/asm/cpu_sh4.h index f1f49fe..af5c56f 100644 --- a/arch/sh/include/asm/cpu_sh4.h +++ b/arch/sh/include/asm/cpu_sh4.h @@ -48,6 +48,8 @@ # include <asm/cpu_sh7724.h> #elif defined (CONFIG_CPU_SH7734) # include <asm/cpu_sh7734.h> +#elif defined (CONFIG_CPU_SH7752) +# include <asm/cpu_sh7752.h> #elif defined (CONFIG_CPU_SH7757) # include <asm/cpu_sh7757.h> #elif defined (CONFIG_CPU_SH7763) diff --git a/arch/sh/include/asm/cpu_sh7752.h b/arch/sh/include/asm/cpu_sh7752.h new file mode 100644 index 0000000..f0ad0e8 --- /dev/null +++ b/arch/sh/include/asm/cpu_sh7752.h @@ -0,0 +1,211 @@ +/* + * Copyright (C) 2012 Renesas Solutions Corp. + * + * 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 _ASM_CPU_SH7752_H_ +#define _ASM_CPU_SH7752_H_ + +#define CCR 0xFF00001C +#define WTCNT 0xFFCC0000 +#define CCR_CACHE_INIT 0x0000090b +#define CACHE_OC_NUM_WAYS 1 + +#ifndef __ASSEMBLY__ /* put C only stuff in this section */ +/* MMU */ +struct mmu_regs { + unsigned int reserved[4]; + unsigned int mmucr; +}; +#define MMU_BASE ((struct mmu_regs *)0xff000000) + +/* Watchdog */ +#define WTCSR0 0xffcc0002 +#define WRSTCSR_R 0xffcc0003 +#define WRSTCSR_W 0xffcc0002 +#define WTCSR_PREFIX 0xa500 +#define WRSTCSR_PREFIX 0x6900 +#define WRSTCSR_WOVF_PREFIX 0x9600 + +/* SCIF */ +#define SCIF0_BASE 0xfe4b0000 /* The real name is SCIF2 */ +#define SCIF1_BASE 0xfe4c0000 /* The real name is SCIF3 */ +#define SCIF2_BASE 0xfe4d0000 /* The real name is SCIF4 */ + +/* TMU0 */ +#define TMU_BASE 0xFE430000 + +/* ETHER, GETHER MAC address */ +struct ether_mac_regs { + unsigned int reserved[114]; + unsigned int mahr; + unsigned int reserved2; + unsigned int malr; +}; +#define GETHER0_MAC_BASE ((struct ether_mac_regs *)0xfee0400) +#define GETHER1_MAC_BASE ((struct ether_mac_regs *)0xfee0c00) +#define ETHER0_MAC_BASE ((struct ether_mac_regs *)0xfef0000) +#define ETHER1_MAC_BASE ((struct ether_mac_regs *)0xfef0800) + +/* GETHER */ +struct gether_control_regs { + unsigned int gbecont; +}; +#define GETHER_CONTROL_BASE ((struct gether_control_regs *)0xffc10100) +#define GBECONT_RMII1 0x00020000 +#define GBECONT_RMII0 0x00010000 + +/* SerMux */ +struct sermux_regs { + unsigned char smr0; + unsigned char smr1; + unsigned char smr2; + unsigned char smr3; + unsigned char smr4; + unsigned char smr5; +}; +#define SERMUX_BASE ((struct sermux_regs *)0xfe470000) + + +/* USB0/1 */ +struct usb_common_regs { + unsigned short reserved[129]; + unsigned short suspmode; +}; +#define USB0_COMMON_BASE ((struct usb_common_regs *)0xfe450000) +#define USB1_COMMON_BASE ((struct usb_common_regs *)0xfe4f0000) + +struct usb0_phy_regs { + unsigned short reset; + unsigned short reserved[4]; + unsigned short portsel; +}; +#define USB0_PHY_BASE ((struct usb0_phy_regs *)0xfe5f0000) + +struct usb1_port_regs { + unsigned int port1sel; + unsigned int reserved; + unsigned int usb1intsts; +}; +#define USB1_PORT_BASE ((struct usb1_port_regs *)0xfe4f2000) + +struct usb1_alignment_regs { + unsigned int ehcidatac; /* 0xfe4fe018 */ + unsigned int reserved[63]; + unsigned int ohcidatac; +}; +#define USB1_ALIGNMENT_BASE ((struct usb1_alignment_regs *)0xfe4fe018) + +/* GPIO */ +struct gpio_regs { + unsigned short pacr; + unsigned short pbcr; + unsigned short pccr; + unsigned short pdcr; + unsigned short pecr; + unsigned short pfcr; + unsigned short pgcr; + unsigned short phcr; + unsigned short picr; + unsigned short pjcr; + unsigned short pkcr; + unsigned short plcr; + unsigned short pmcr; + unsigned short pncr; + unsigned short pocr; + unsigned short reserved; + unsigned short pqcr; + unsigned short prcr; + unsigned short pscr; + unsigned short ptcr; + unsigned short pucr; + unsigned short pvcr; + unsigned short pwcr; + unsigned short pxcr; + unsigned short pycr; + unsigned short pzcr; + unsigned char padr; + unsigned char reserved_a; + unsigned char pbdr; + unsigned char reserved_b; + unsigned char pcdr; + unsigned char reserved_c; + unsigned char pddr; + unsigned char reserved_d; + unsigned char pedr; + unsigned char reserved_e; + unsigned char pfdr; + unsigned char reserved_f; + unsigned char pgdr; + unsigned char reserved_g; + unsigned char phdr; + unsigned char reserved_h; + unsigned char pidr; + unsigned char reserved_i; + unsigned char pjdr; + unsigned char reserved_j; + unsigned char pkdr; + unsigned char reserved_k; + unsigned char pldr; + unsigned char reserved_l; + unsigned char pmdr; + unsigned char reserved_m; + unsigned char pndr; + unsigned char reserved_n; + unsigned char podr; + unsigned char reserved_o; + unsigned char ppdr; + unsigned char reserved_p; + unsigned char pqdr; + unsigned char reserved_q; + unsigned char prdr; + unsigned char reserved_r; + unsigned char psdr; + unsigned char reserved_s; + unsigned char ptdr; + unsigned char reserved_t; + unsigned char pudr; + unsigned char reserved_u; + unsigned char pvdr; + unsigned char reserved_v; + unsigned char pwdr; + unsigned char reserved_w; + unsigned char pxdr; + unsigned char reserved_x; + unsigned char pydr; + unsigned char reserved_y; + unsigned char pzdr; + unsigned char reserved_z; + unsigned short ncer; + unsigned short ncmcr; + unsigned short nccsr; + unsigned char reserved2[2]; + unsigned short psel0; /* +0x70 */ + unsigned short psel1; + unsigned short psel2; + unsigned short psel3; + unsigned short psel4; + unsigned short psel5; + unsigned short psel6; + unsigned short reserved3[2]; + unsigned short psel7; +}; +#define GPIO_BASE ((struct gpio_regs *)0xffec0000) + +#endif /* ifndef __ASSEMBLY__ */ +#endif /* _ASM_CPU_SH7752_H_ */ diff --git a/board/renesas/sh7752evb/Makefile b/board/renesas/sh7752evb/Makefile new file mode 100644 index 0000000..196c992 --- /dev/null +++ b/board/renesas/sh7752evb/Makefile @@ -0,0 +1,36 @@ +# +# Copyright (C) 2012 Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com +# +# 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).o + +COBJS := sh7752evb.o spi-boot.o +SOBJS := lowlevel_init.o + +$(LIB): $(obj).depend $(COBJS) $(SOBJS) + $(call cmd_link_o_target, $(COBJS) $(SOBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/renesas/sh7752evb/lowlevel_init.S b/board/renesas/sh7752evb/lowlevel_init.S new file mode 100644 index 0000000..73c8ac4 --- /dev/null +++ b/board/renesas/sh7752evb/lowlevel_init.S @@ -0,0 +1,460 @@ +/* + * Copyright (C) 2012 Renesas Solutions Corp. + * + * 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 <config.h> +#include <version.h> +#include <asm/processor.h> +#include <asm/macro.h> + +.macro or32, addr, data + mov.l \addr, r1 + mov.l \data, r0 + mov.l @r1, r2 + or r2, r0 + mov.l r0, @r1 +.endm + +.macro wait_DBCMD + mov.l DBWAIT_A, r0 + mov.l @r0, r1 +.endm + + .global lowlevel_init + .section .spiboot1.text + .align 2 + +lowlevel_init: + /*------- GPIO -------*/ + write16 PDCR_A, PDCR_D ! SPI0 + write16 PGCR_A, PGCR_D ! SPI0, GETHER MDIO gate(PTG1) + write16 PJCR_A, PJCR_D ! SCIF4 + write16 PTCR_A, PTCR_D ! STATUS + write16 PSEL1_A, PSEL1_D ! SPI0 + write16 PSEL2_A, PSEL2_D ! SPI0 + write16 PSEL5_A, PSEL5_D ! STATUS + + bra exit_gpio + nop + + .align 2 + +/*------- GPIO -------*/ +PDCR_A: .long 0xffec0006 +PGCR_A: .long 0xffec000c +PJCR_A: .long 0xffec0012 +PTCR_A: .long 0xffec0026 +PSEL1_A: .long 0xffec0072 +PSEL2_A: .long 0xffec0074 +PSEL5_A: .long 0xffec007a + +PDCR_D: .long 0x0000 +PGCR_D: .long 0x0004 +PJCR_D: .long 0x0000 +PTCR_D: .long 0x0000 +PSEL1_D: .long 0x0000 +PSEL2_D: .long 0x3000 +PSEL5_D: .long 0x0ffc + + .align 2 + +exit_gpio: + mov #0, r14 + mova 2f, r0 + mov.l PC_MASK, r1 + tst r0, r1 + bf 2f + + bra exit_pmb + nop + + .align 2 + +/* If CPU runs on SDRAM (PC=0x5???????) or not. */ +PC_MASK: .long 0x20000000 + +2: + mov #1, r14 + + mov.l EXPEVT_A, r0 + mov.l @r0, r0 + mov.l EXPEVT_POWER_ON_RESET, r1 + cmp/eq r0, r1 + bt 1f + + /* + * If EXPEVT value is manual reset or tlb multipul-hit, + * initialization of DDR3IF is not necessary. + */ + bra exit_ddr + nop + +1: + /*------- Reset -------*/ + write32 MRSTCR0_A, MRSTCR0_D + write32 MRSTCR1_A, MRSTCR1_D + + /* For Core Reset */ + mov.l DBACEN_A, r0 + mov.l @r0, r0 + cmp/eq #0, r0 + bt 3f + + /* + * If DBACEN == 1(DBSC was already enabled), we have to avoid the + * initialization of DDR3-SDRAM. + */ + bra exit_ddr + nop + +3: + /*------- DDR3IF -------*/ + /* oscillation stabilization time */ + wait_timer WAIT_OSC_TIME + + /* step 3 */ + write32 DBCMD_A, DBCMD_RSTL_VAL + wait_timer WAIT_30US + + /* step 4 */ + write32 DBCMD_A, DBCMD_PDEN_VAL + + /* step 5 */ + write32 DBKIND_A, DBKIND_D + + /* step 6 */ + write32 DBCONF_A, DBCONF_D + write32 DBTR0_A, DBTR0_D + write32 DBTR1_A, DBTR1_D + write32 DBTR2_A, DBTR2_D + write32 DBTR3_A, DBTR3_D + write32 DBTR4_A, DBTR4_D + write32 DBTR5_A, DBTR5_D + write32 DBTR6_A, DBTR6_D + write32 DBTR7_A, DBTR7_D + write32 DBTR8_A, DBTR8_D + write32 DBTR9_A, DBTR9_D + write32 DBTR10_A, DBTR10_D + write32 DBTR11_A, DBTR11_D + write32 DBTR12_A, DBTR12_D + write32 DBTR13_A, DBTR13_D + write32 DBTR14_A, DBTR14_D + write32 DBTR15_A, DBTR15_D + write32 DBTR16_A, DBTR16_D + write32 DBTR17_A, DBTR17_D + write32 DBTR18_A, DBTR18_D + write32 DBTR19_A, DBTR19_D + write32 DBRNK0_A, DBRNK0_D + + /* step 7 */ + write32 DBPDCNT3_A, DBPDCNT3_D + + /* step 8 */ + write32 DBPDCNT1_A, DBPDCNT1_D + write32 DBPDCNT2_A, DBPDCNT2_D + write32 DBPDLCK_A, DBPDLCK_D + write32 DBPDRGA_A, DBPDRGA_D + write32 DBPDRGD_A, DBPDRGD_D + + /* step 9 */ + wait_timer WAIT_30US + + /* step 10 */ + write32 DBPDCNT0_A, DBPDCNT0_D + + /* step 11 */ + wait_timer WAIT_30US + wait_timer WAIT_30US + + /* step 12 */ + write32 DBCMD_A, DBCMD_WAIT_VAL + wait_DBCMD + + /* step 13 */ + write32 DBCMD_A, DBCMD_RSTH_VAL + wait_DBCMD + + /* step 14 */ + write32 DBCMD_A, DBCMD_WAIT_VAL + write32 DBCMD_A, DBCMD_WAIT_VAL + write32 DBCMD_A, DBCMD_WAIT_VAL + write32 DBCMD_A, DBCMD_WAIT_VAL + + /* step 15 */ + write32 DBCMD_A, DBCMD_PDXT_VAL + + /* step 16 */ + write32 DBCMD_A, DBCMD_MRS2_VAL + + /* step 17 */ + write32 DBCMD_A, DBCMD_MRS3_VAL + + /* step 18 */ + write32 DBCMD_A, DBCMD_MRS1_VAL + + /* step 19 */ + write32 DBCMD_A, DBCMD_MRS0_VAL + + /* step 20 */ + write32 DBCMD_A, DBCMD_ZQCL_VAL + + write32 DBCMD_A, DBCMD_REF_VAL + write32 DBCMD_A, DBCMD_REF_VAL + wait_DBCMD + + /* step 21 */ + write32 DBADJ0_A, DBADJ0_D + write32 DBADJ1_A, DBADJ1_D + write32 DBADJ2_A, DBADJ2_D + + /* step 22 */ + write32 DBRFCNF0_A, DBRFCNF0_D + write32 DBRFCNF1_A, DBRFCNF1_D + write32 DBRFCNF2_A, DBRFCNF2_D + + /* step 23 */ + write32 DBCALCNF_A, DBCALCNF_D + + /* step 24 */ + write32 DBRFEN_A, DBRFEN_D + write32 DBCMD_A, DBCMD_SRXT_VAL + + /* step 25 */ + write32 DBACEN_A, DBACEN_D + + /* step 26 */ + wait_DBCMD + + bra exit_ddr + nop + + .align 2 + +EXPEVT_A: .long 0xff000024 +EXPEVT_POWER_ON_RESET: .long 0x00000000 + +/*------- Reset -------*/ +MRSTCR0_A: .long 0xffd50030 +MRSTCR0_D: .long 0xfe1ffe7f +MRSTCR1_A: .long 0xffd50034 +MRSTCR1_D: .long 0xfff3ffff + +/*------- DDR3IF -------*/ +DBCMD_A: .long 0xfe800018 +DBKIND_A: .long 0xfe800020 +DBCONF_A: .long 0xfe800024 +DBTR0_A: .long 0xfe800040 +DBTR1_A: .long 0xfe800044 +DBTR2_A: .long 0xfe800048 +DBTR3_A: .long 0xfe800050 +DBTR4_A: .long 0xfe800054 +DBTR5_A: .long 0xfe800058 +DBTR6_A: .long 0xfe80005c +DBTR7_A: .long 0xfe800060 +DBTR8_A: .long 0xfe800064 +DBTR9_A: .long 0xfe800068 +DBTR10_A: .long 0xfe80006c +DBTR11_A: .long 0xfe800070 +DBTR12_A: .long 0xfe800074 +DBTR13_A: .long 0xfe800078 +DBTR14_A: .long 0xfe80007c +DBTR15_A: .long 0xfe800080 +DBTR16_A: .long 0xfe800084 +DBTR17_A: .long 0xfe800088 +DBTR18_A: .long 0xfe80008c +DBTR19_A: .long 0xfe800090 +DBRNK0_A: .long 0xfe800100 +DBPDCNT0_A: .long 0xfe800200 +DBPDCNT1_A: .long 0xfe800204 +DBPDCNT2_A: .long 0xfe800208 +DBPDCNT3_A: .long 0xfe80020c +DBPDLCK_A: .long 0xfe800280 +DBPDRGA_A: .long 0xfe800290 +DBPDRGD_A: .long 0xfe8002a0 +DBADJ0_A: .long 0xfe8000c0 +DBADJ1_A: .long 0xfe8000c4 +DBADJ2_A: .long 0xfe8000c8 +DBRFCNF0_A: .long 0xfe8000e0 +DBRFCNF1_A: .long 0xfe8000e4 +DBRFCNF2_A: .long 0xfe8000e8 +DBCALCNF_A: .long 0xfe8000f4 +DBRFEN_A: .long 0xfe800014 +DBACEN_A: .long 0xfe800010 +DBWAIT_A: .long 0xfe80001c + +WAIT_OSC_TIME: .long 6000 +WAIT_30US: .long 13333 + +DBCMD_RSTL_VAL: .long 0x20000000 +DBCMD_PDEN_VAL: .long 0x1000d73c +DBCMD_WAIT_VAL: .long 0x0000d73c +DBCMD_RSTH_VAL: .long 0x2100d73c +DBCMD_PDXT_VAL: .long 0x110000c8 +DBCMD_MRS0_VAL: .long 0x28000930 +DBCMD_MRS1_VAL: .long 0x29000004 +DBCMD_MRS2_VAL: .long 0x2a000008 +DBCMD_MRS3_VAL: .long 0x2b000000 +DBCMD_ZQCL_VAL: .long 0x03000200 +DBCMD_REF_VAL: .long 0x0c000000 +DBCMD_SRXT_VAL: .long 0x19000000 +DBKIND_D: .long 0x00000007 +DBCONF_D: .long 0x0f030a01 +DBTR0_D: .long 0x00000007 +DBTR1_D: .long 0x00000006 +DBTR2_D: .long 0x00000000 +DBTR3_D: .long 0x00000007 +DBTR4_D: .long 0x00070007 +DBTR5_D: .long 0x0000001b +DBTR6_D: .long 0x00000014 +DBTR7_D: .long 0x00000005 +DBTR8_D: .long 0x00000015 +DBTR9_D: .long 0x00000006 +DBTR10_D: .long 0x00000008 +DBTR11_D: .long 0x00000007 +DBTR12_D: .long 0x0000000e +DBTR13_D: .long 0x00000056 +DBTR14_D: .long 0x00000006 +DBTR15_D: .long 0x00000004 +DBTR16_D: .long 0x00150002 +DBTR17_D: .long 0x000c0017 +DBTR18_D: .long 0x00000200 +DBTR19_D: .long 0x00000040 +DBRNK0_D: .long 0x00000001 +DBPDCNT0_D: .long 0x00000001 +DBPDCNT1_D: .long 0x00000001 +DBPDCNT2_D: .long 0x00000000 +DBPDCNT3_D: .long 0x00004010 +DBPDLCK_D: .long 0x0000a55a +DBPDRGA_D: .long 0x00000028 +DBPDRGD_D: .long 0x00017100 + +DBADJ0_D: .long 0x00000000 +DBADJ1_D: .long 0x00000000 +DBADJ2_D: .long 0x18061806 +DBRFCNF0_D: .long 0x000001ff +DBRFCNF1_D: .long 0x08001000 +DBRFCNF2_D: .long 0x00000000 +DBCALCNF_D: .long 0x0000ffff +DBRFEN_D: .long 0x00000001 +DBACEN_D: .long 0x00000001 + + .align 2 +exit_ddr: +#if defined(CONFIG_SH_32BIT) + /*------- set PMB -------*/ + write32 PASCR_A, PASCR_29BIT_D + write32 MMUCR_A, MMUCR_D + + /***************************************************************** + * ent virt phys v sz c wt + * 0 0xa0000000 0x00000000 1 128M 0 1 + * 1 0xa8000000 0x48000000 1 128M 0 1 + * 5 0x88000000 0x48000000 1 128M 1 1 + */ + write32 PMB_ADDR_SPIBOOT_A, PMB_ADDR_SPIBOOT_D + write32 PMB_DATA_SPIBOOT_A, PMB_DATA_SPIBOOT_D + write32 PMB_ADDR_DDR_C1_A, PMB_ADDR_DDR_C1_D + write32 PMB_DATA_DDR_C1_A, PMB_DATA_DDR_C1_D + write32 PMB_ADDR_DDR_N1_A, PMB_ADDR_DDR_N1_D + write32 PMB_DATA_DDR_N1_A, PMB_DATA_DDR_N1_D + + write32 PMB_ADDR_ENTRY2, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY3, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY4, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY6, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY7, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY8, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY9, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY10, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY11, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY12, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY13, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY14, PMB_ADDR_NOT_USE_D + write32 PMB_ADDR_ENTRY15, PMB_ADDR_NOT_USE_D + + write32 PASCR_A, PASCR_INIT + mov.l DUMMY_ADDR, r0 + icbi @r0 +#endif /* if defined(CONFIG_SH_32BIT) */ + +exit_pmb: + /* CPU is running on ILRAM? */ + mov r14, r0 + tst #1, r0 + bt 1f + + mov.l _stack_ilram, r15 + mov.l _spiboot_main, r0 +100: bsrf r0 + nop + + .align 2 +_spiboot_main: .long (spiboot_main - (100b + 4)) +_stack_ilram: .long 0xe5204000 + +1: + write32 CCR_A, CCR_D + + rts + nop + + .align 2 + +#if defined(CONFIG_SH_32BIT) +/*------- set PMB -------*/ +PMB_ADDR_SPIBOOT_A: .long PMB_ADDR_BASE(0) +PMB_ADDR_DDR_N1_A: .long PMB_ADDR_BASE(1) +PMB_ADDR_DDR_C1_A: .long PMB_ADDR_BASE(5) +PMB_ADDR_ENTRY2: .long PMB_ADDR_BASE(2) +PMB_ADDR_ENTRY3: .long PMB_ADDR_BASE(3) +PMB_ADDR_ENTRY4: .long PMB_ADDR_BASE(4) +PMB_ADDR_ENTRY6: .long PMB_ADDR_BASE(6) +PMB_ADDR_ENTRY7: .long PMB_ADDR_BASE(7) +PMB_ADDR_ENTRY8: .long PMB_ADDR_BASE(8) +PMB_ADDR_ENTRY9: .long PMB_ADDR_BASE(9) +PMB_ADDR_ENTRY10: .long PMB_ADDR_BASE(10) +PMB_ADDR_ENTRY11: .long PMB_ADDR_BASE(11) +PMB_ADDR_ENTRY12: .long PMB_ADDR_BASE(12) +PMB_ADDR_ENTRY13: .long PMB_ADDR_BASE(13) +PMB_ADDR_ENTRY14: .long PMB_ADDR_BASE(14) +PMB_ADDR_ENTRY15: .long PMB_ADDR_BASE(15) + +PMB_ADDR_SPIBOOT_D: .long mk_pmb_addr_val(0xa0) +PMB_ADDR_DDR_C1_D: .long mk_pmb_addr_val(0x88) +PMB_ADDR_DDR_N1_D: .long mk_pmb_addr_val(0xa8) +PMB_ADDR_NOT_USE_D: .long 0x00000000 + +PMB_DATA_SPIBOOT_A: .long PMB_DATA_BASE(0) +PMB_DATA_DDR_N1_A: .long PMB_DATA_BASE(1) +PMB_DATA_DDR_C1_A: .long PMB_DATA_BASE(5) + +/* ppn ub v s1 s0 c wt */ +PMB_DATA_SPIBOOT_D: .long mk_pmb_data_val(0x00, 0, 1, 1, 0, 0, 1) +PMB_DATA_DDR_C1_D: .long mk_pmb_data_val(0x48, 0, 1, 1, 0, 1, 1) +PMB_DATA_DDR_N1_D: .long mk_pmb_data_val(0x48, 1, 1, 1, 0, 0, 1) + +PASCR_A: .long 0xff000070 +DUMMY_ADDR: .long 0xa0000000 +PASCR_29BIT_D: .long 0x00000000 +PASCR_INIT: .long 0x80000080 +MMUCR_A: .long 0xff000010 +MMUCR_D: .long 0x00000004 /* clear ITLB */ +#endif /* CONFIG_SH_32BIT */ + +CCR_A: .long CCR +CCR_D: .long CCR_CACHE_INIT diff --git a/board/renesas/sh7752evb/sh7752evb.c b/board/renesas/sh7752evb/sh7752evb.c new file mode 100644 index 0000000..e996593 --- /dev/null +++ b/board/renesas/sh7752evb/sh7752evb.c @@ -0,0 +1,330 @@ +/* + * Copyright (C) 2012 Renesas Solutions Corp. + * + * 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 <common.h> +#include <malloc.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/mmc.h> +#include <spi_flash.h> + +int checkboard(void) +{ + puts("BOARD: SH7752 evaluation board (R0P7752C00000RZ)\n"); + + return 0; +} + +static void init_gpio(void) +{ + struct gpio_regs *gpio = GPIO_BASE; + struct sermux_regs *sermux = SERMUX_BASE; + + /* GPIO */ + writew(0x0000, &gpio->pacr); /* GETHER */ + writew(0x0001, &gpio->pbcr); /* INTC */ + writew(0x0000, &gpio->pccr); /* PWMU, INTC */ + writew(0xeaff, &gpio->pecr); /* GPIO */ + writew(0x0000, &gpio->pfcr); /* WDT */ + writew(0x0000, &gpio->phcr); /* SPI1 */ + writew(0x0000, &gpio->picr); /* SDHI */ + writew(0x0003, &gpio->pkcr); /* SerMux */ + writew(0x0000, &gpio->plcr); /* SerMux */ + writew(0x0000, &gpio->pmcr); /* RIIC */ + writew(0x0000, &gpio->pncr); /* USB, SGPIO */ + writew(0x0000, &gpio->pocr); /* SGPIO */ + writew(0xd555, &gpio->pqcr); /* GPIO */ + writew(0x0000, &gpio->prcr); /* RIIC */ + writew(0x0000, &gpio->pscr); /* RIIC */ + writeb(0x00, &gpio->pudr); + writew(0x5555, &gpio->pucr); /* Debug LED */ + writew(0x0000, &gpio->pvcr); /* RSPI */ + writew(0x0000, &gpio->pwcr); /* EVC */ + writew(0x0000, &gpio->pxcr); /* LBSC */ + writew(0x0000, &gpio->pycr); /* LBSC */ + writew(0x0000, &gpio->pzcr); /* eMMC */ + writew(0xfe00, &gpio->psel0); + writew(0xff00, &gpio->psel3); + writew(0x771f, &gpio->psel4); + writew(0x00ff, &gpio->psel6); + writew(0xfc00, &gpio->psel7); + + writeb(0x10, &sermux->smr0); /* SMR0: SerMux mode 0 */ +} + +static void init_usb_phy(void) +{ + struct usb_common_regs *common0 = USB0_COMMON_BASE; + struct usb_common_regs *common1 = USB1_COMMON_BASE; + struct usb0_phy_regs *phy = USB0_PHY_BASE; + struct usb1_port_regs *port = USB1_PORT_BASE; + struct usb1_alignment_regs *align = USB1_ALIGNMENT_BASE; + + writew(0x0100, &phy->reset); /* set reset */ + /* port0 = USB0, port1 = USB1 */ + writew(0x0002, &phy->portsel); + writel(0x0001, &port->port1sel); /* port1 = Host */ + writew(0x0111, &phy->reset); /* clear reset */ + + writew(0x4000, &common0->suspmode); + writew(0x4000, &common1->suspmode); + +#if defined(__LITTLE_ENDIAN) + writel(0x00000000, &align->ehcidatac); + writel(0x00000000, &align->ohcidatac); +#endif +} + +static void init_gether_mdio(void) +{ + struct gpio_regs *gpio = GPIO_BASE; + + writew(readw(&gpio->pgcr) | 0x0004, &gpio->pgcr); + writeb(readb(&gpio->pgdr) | 0x02, &gpio->pgdr); /* Use ET0-MDIO */ +} + +static void set_mac_to_sh_giga_eth_register(int channel, char *mac_string) +{ + struct ether_mac_regs *ether; + unsigned char mac[6]; + unsigned long val; + + eth_parse_enetaddr(mac_string, mac); + + if (!channel) + ether = GETHER0_MAC_BASE; + else + ether = GETHER1_MAC_BASE; + + val = (mac[0] << 24) | (mac[1] << 16) | (mac[2] << 8) | mac[3]; + writel(val, ðer->mahr); + val = (mac[4] << 8) | mac[5]; + writel(val, ðer->malr); +} + +/***************************************************************** + * This PMB must be set on this timing. The lowlevel_init is run on + * Area 0(phys 0x00000000), so we have to map it. + * + * The new PMB table is following: + * ent virt phys v sz c wt + * 0 0xa0000000 0x40000000 1 128M 0 1 + * 1 0xa8000000 0x48000000 1 128M 0 1 + * 2 0xb0000000 0x50000000 1 128M 0 1 + * 3 0xb8000000 0x58000000 1 128M 0 1 + * 4 0x80000000 0x40000000 1 128M 1 1 + * 5 0x88000000 0x48000000 1 128M 1 1 + * 6 0x90000000 0x50000000 1 128M 1 1 + * 7 0x98000000 0x58000000 1 128M 1 1 + */ +static void set_pmb_on_board_init(void) +{ + struct mmu_regs *mmu = MMU_BASE; + + /* clear ITLB */ + writel(0x00000004, &mmu->mmucr); + + /* delete PMB for SPIBOOT */ + writel(0, PMB_ADDR_BASE(0)); + writel(0, PMB_DATA_BASE(0)); + + /* add PMB for SDRAM(0x40000000 - 0x47ffffff) */ + /* ppn ub v s1 s0 c wt */ + writel(mk_pmb_addr_val(0xa0), PMB_ADDR_BASE(0)); + writel(mk_pmb_data_val(0x40, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(0)); + writel(mk_pmb_addr_val(0xb0), PMB_ADDR_BASE(2)); + writel(mk_pmb_data_val(0x50, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(2)); + writel(mk_pmb_addr_val(0xb8), PMB_ADDR_BASE(3)); + writel(mk_pmb_data_val(0x58, 1, 1, 1, 0, 0, 1), PMB_DATA_BASE(3)); + writel(mk_pmb_addr_val(0x80), PMB_ADDR_BASE(4)); + writel(mk_pmb_data_val(0x40, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(4)); + writel(mk_pmb_addr_val(0x90), PMB_ADDR_BASE(6)); + writel(mk_pmb_data_val(0x50, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(6)); + writel(mk_pmb_addr_val(0x98), PMB_ADDR_BASE(7)); + writel(mk_pmb_data_val(0x58, 0, 1, 1, 0, 1, 1), PMB_DATA_BASE(7)); +} + +int board_init(void) +{ + init_gpio(); + set_pmb_on_board_init(); + + init_usb_phy(); + init_gether_mdio(); + + return 0; +} + +int dram_init(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE; + printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024)); + + return 0; +} + +int board_mmc_init(bd_t *bis) +{ + struct gpio_regs *gpio = GPIO_BASE; + + writew(readw(&gpio->pgcr) | 0x0040, &gpio->pgcr); + writeb(readb(&gpio->pgdr) & ~0x08, &gpio->pgdr); /* Reset */ + udelay(1); + writeb(readb(&gpio->pgdr) | 0x08, &gpio->pgdr); /* Release reset */ + udelay(200); + + return mmcif_mmc_init(); +} + +static int get_sh_eth_mac_raw(unsigned char *buf, int size) +{ + struct spi_flash *spi; + int ret; + + spi = spi_flash_probe(0, 0, 1000000, SPI_MODE_3); + if (spi == NULL) { + printf("%s: spi_flash probe failed.\n", __func__); + return 1; + } + + ret = spi_flash_read(spi, SH7752EVB_ETHERNET_MAC_BASE, size, buf); + if (ret) { + printf("%s: spi_flash read failed.\n", __func__); + spi_flash_free(spi); + return 1; + } + spi_flash_free(spi); + + return 0; +} + +static int get_sh_eth_mac(int channel, char *mac_string, unsigned char *buf) +{ + memcpy(mac_string, &buf[channel * (SH7752EVB_ETHERNET_MAC_SIZE + 1)], + SH7752EVB_ETHERNET_MAC_SIZE); + mac_string[SH7752EVB_ETHERNET_MAC_SIZE] = 0x00; /* terminate */ + + return 0; +} + +static void init_ethernet_mac(void) +{ + char mac_string[64]; + char env_string[64]; + int i; + unsigned char *buf; + + buf = malloc(256); + if (!buf) { + printf("%s: malloc failed.\n", __func__); + return; + } + get_sh_eth_mac_raw(buf, 256); + + /* Gigabit Ethernet */ + for (i = 0; i < SH7752EVB_ETHERNET_NUM_CH; i++) { + get_sh_eth_mac(i, mac_string, buf); + if (i == 0) + setenv("ethaddr", mac_string); + else { + sprintf(env_string, "eth%daddr", i); + setenv(env_string, mac_string); + } + set_mac_to_sh_giga_eth_register(i, mac_string); + } + + free(buf); +} + +int board_late_init(void) +{ + init_ethernet_mac(); + + return 0; +} + +int do_write_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int i, ret; + char mac_string[256]; + struct spi_flash *spi; + unsigned char *buf; + + if (argc != 3) { + buf = malloc(256); + if (!buf) { + printf("%s: malloc failed.\n", __func__); + return 1; + } + + get_sh_eth_mac_raw(buf, 256); + + /* print current MAC address */ + for (i = 0; i < SH7752EVB_ETHERNET_NUM_CH; i++) { + get_sh_eth_mac(i, mac_string, buf); + printf("GETHERC ch%d = %s\n", i, mac_string); + } + free(buf); + return 0; + } + + /* new setting */ + memset(mac_string, 0xff, sizeof(mac_string)); + sprintf(mac_string, "%s\t%s", + argv[1], argv[2]); + + /* write MAC data to SPI rom */ + spi = spi_flash_probe(0, 0, 1000000, SPI_MODE_3); + if (!spi) { + printf("%s: spi_flash probe failed.\n", __func__); + return 1; + } + + ret = spi_flash_erase(spi, SH7752EVB_ETHERNET_MAC_BASE_SPI, + SH7752EVB_SPI_SECTOR_SIZE); + if (ret) { + printf("%s: spi_flash erase failed.\n", __func__); + return 1; + } + + ret = spi_flash_write(spi, SH7752EVB_ETHERNET_MAC_BASE_SPI, + sizeof(mac_string), mac_string); + if (ret) { + printf("%s: spi_flash write failed.\n", __func__); + spi_flash_free(spi); + return 1; + } + spi_flash_free(spi); + + puts("The writing of the MAC address to SPI ROM was completed.\n"); + + return 0; +} + +U_BOOT_CMD( + write_mac, 3, 1, do_write_mac, + "write MAC address for GETHERC", + "[GETHERC ch0] [GETHERC ch1]\n" +); diff --git a/board/renesas/sh7752evb/spi-boot.c b/board/renesas/sh7752evb/spi-boot.c new file mode 100644 index 0000000..91565d4 --- /dev/null +++ b/board/renesas/sh7752evb/spi-boot.c @@ -0,0 +1,116 @@ +/* + * Copyright (C) 2012 Renesas Solutions Corp. + * + * This file is subject to the terms and conditions of the GNU Lesser + * General Public License. See the file "COPYING.LIB" in the main + * directory of this archive for more details. + */ + +#include <common.h> + +#define CONFIG_RAM_BOOT_PHYS CONFIG_SYS_TEXT_BASE +#define CONFIG_SPI_ADDR 0x00000000 +#define CONFIG_SPI_LENGTH CONFIG_SYS_MONITOR_LEN +#define CONFIG_RAM_BOOT CONFIG_SYS_TEXT_BASE + +#define SPIWDMADR 0xFE001018 +#define SPIWDMCNTR 0xFE001020 +#define SPIDMCOR 0xFE001028 +#define SPIDMINTSR 0xFE001188 +#define SPIDMINTMR 0xFE001190 + +#define SPIDMINTSR_DMEND 0x00000004 + +#define TBR 0xFE002000 +#define RBR 0xFE002000 + +#define CR1 0xFE002008 +#define CR2 0xFE002010 +#define CR3 0xFE002018 +#define CR4 0xFE002020 + +/* CR1 */ +#define SPI_TBE 0x80 +#define SPI_TBF 0x40 +#define SPI_RBE 0x20 +#define SPI_RBF 0x10 +#define SPI_PFONRD 0x08 +#define SPI_SSDB 0x04 +#define SPI_SSD 0x02 +#define SPI_SSA 0x01 + +/* CR2 */ +#define SPI_RSTF 0x80 +#define SPI_LOOPBK 0x40 +#define SPI_CPOL 0x20 +#define SPI_CPHA 0x10 +#define SPI_L1M0 0x08 + +/* CR4 */ +#define SPI_TBEI 0x80 +#define SPI_TBFI 0x40 +#define SPI_RBEI 0x20 +#define SPI_RBFI 0x10 +#define SPI_SpiS0 0x02 +#define SPI_SSS 0x01 + +#define spi_write(val, addr) (*(volatile unsigned long *)(addr)) = val +#define spi_read(addr) (*(volatile unsigned long *)(addr)) + +/* M25P80 */ +#define M25_READ 0x03 + +#define __uses_spiboot2 __attribute__((section(".spiboot2.text"))) +static void __uses_spiboot2 spi_reset(void) +{ + int timeout = 0x00100000; + + /* Make sure the last transaction is finalized */ + spi_write(0x00, CR3); + spi_write(0x02, CR1); + while (!(spi_read(CR4) & SPI_SpiS0)) { + if (timeout-- < 0) + break; + } + spi_write(0x00, CR1); + + spi_write(spi_read(CR2) | SPI_RSTF, CR2); /* fifo reset */ + spi_write(spi_read(CR2) & ~SPI_RSTF, CR2); + + spi_write(0, SPIDMCOR); +} + +static void __uses_spiboot2 spi_read_flash(void *buf, unsigned long addr, + unsigned long len) +{ + spi_write(M25_READ, TBR); + spi_write((addr >> 16) & 0xFF, TBR); + spi_write((addr >> 8) & 0xFF, TBR); + spi_write(addr & 0xFF, TBR); + + spi_write(SPIDMINTSR_DMEND, SPIDMINTSR); + spi_write((unsigned long)buf, SPIWDMADR); + spi_write(len & 0xFFFFFFE0, SPIWDMCNTR); + spi_write(1, SPIDMCOR); + + spi_write(0xff, CR3); + spi_write(spi_read(CR1) | SPI_SSDB, CR1); + spi_write(spi_read(CR1) | SPI_SSA, CR1); + + while (!(spi_read(SPIDMINTSR) & SPIDMINTSR_DMEND)) + ; + + /* Nagate SP0-SS0 */ + spi_write(0, CR1); +} + +void __uses_spiboot2 spiboot_main(void) +{ + void (*_start)(void) = (void *)CONFIG_SYS_TEXT_BASE; + + spi_reset(); + spi_read_flash((void *)CONFIG_RAM_BOOT_PHYS, CONFIG_SPI_ADDR, + CONFIG_SPI_LENGTH); + + _start(); +} diff --git a/board/renesas/sh7752evb/u-boot.lds b/board/renesas/sh7752evb/u-boot.lds new file mode 100644 index 0000000..28449b6 --- /dev/null +++ b/board/renesas/sh7752evb/u-boot.lds @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2007 + * Nobuhiro Iwamatsu iwamatsu@nigauri.org + * + * Copyright (C) 2012 + * Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com + * + * 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 + */ + +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +OUTPUT_ARCH(sh) +ENTRY(_start) + +SECTIONS +{ + /* + * entry and reloct_dst will be provided via ldflags + */ + . = .; + + PROVIDE (_ftext = .); + PROVIDE (_fcode = .); + PROVIDE (_start = .); + + .text : + { + KEEP(arch/sh/cpu/sh4/start.o (.text)) + *(.spiboot1.text) + *(.spiboot2.text) + . = ALIGN(8192); + common/env_embedded.o (.ppcenv) + . = ALIGN(8192); + common/env_embedded.o (.ppcenvr) + . = ALIGN(8192); + *(.text) + . = ALIGN(4); + } =0xFF + PROVIDE (_ecode = .); + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + . = ALIGN(4); + } + PROVIDE (_etext = .); + + + PROVIDE (_fdata = .); + .data : + { + *(.data) + . = ALIGN(4); + } + PROVIDE (_edata = .); + + PROVIDE (_fgot = .); + .got : + { + *(.got) + . = ALIGN(4); + } + PROVIDE (_egot = .); + + .u_boot_list : { + #include <u-boot.lst> + } + + PROVIDE (reloc_dst_end = .); + /* _reloc_dst_end = .; */ + + PROVIDE (bss_start = .); + PROVIDE (__bss_start = .); + .bss (NOLOAD) : + { + *(.bss) + . = ALIGN(4); + } + PROVIDE (bss_end = .); + + PROVIDE (__bss_end__ = .); +} diff --git a/boards.cfg b/boards.cfg index 0ecd1b8..151cb2f 100644 --- a/boards.cfg +++ b/boards.cfg @@ -1078,6 +1078,7 @@ ecovec sh sh4 ecovec renesas MigoR sh sh4 MigoR renesas - r2dplus sh sh4 r2dplus renesas - r7780mp sh sh4 r7780mp renesas - +sh7752evb sh sh4 sh7752evb renesas - sh7757lcr sh sh4 sh7757lcr renesas - sh7763rdp sh sh4 sh7763rdp renesas - sh7785lcr sh sh4 sh7785lcr renesas - diff --git a/doc/README.sh7752evb b/doc/README.sh7752evb new file mode 100644 index 0000000..c1fb54c --- /dev/null +++ b/doc/README.sh7752evb @@ -0,0 +1,67 @@ +======================================== +Renesas R0P7752C00000RZ board +======================================== + +This board specification: +========================= + +The R0P7752C00000RZ(board config name:sh7752evb) has the following device: + + - SH7752 (SH-4A) + - DDR3-SDRAM 512MB + - SPI ROM 8MB + - Gigabit Ethernet controllers + - eMMC 4GB + + +Configuration for This board: +============================= + +You can select the configuration as follows: + + - make sh7752evb_config + + +This board specific command: +============================ + +This board has the following its specific command: + + - write_mac + + +1. write_mac + +You can write MAC address to SPI ROM. + + Usage 1) Write MAC address + + write_mac [GETHERC ch0] [GETHERC ch1] + + For example) + => write_mac 74:90:50:00:33:9e 74:90:50:00:33:9f + *) We have to input the command as a single line + (without carriage return) + *) We have to reset after input the command. + + Usage 2) Show current data + + write_mac + + For example) + => write_mac + GETHERC ch0 = 74:90:50:00:33:9e + GETHERC ch1 = 74:90:50:00:33:9f + + +Update SPI ROM: +============================ + +1. Copy u-boot image to RAM area. +2. Probe SPI device. + => sf probe 0 + SF: Detected MX25L6405D with page size 64KiB, total 8 MiB +3. Erase SPI ROM. + => sf erase 0 80000 +4. Write u-boot image to SPI ROM. + => sf write 0x48000000 0 80000 diff --git a/include/configs/sh7752evb.h b/include/configs/sh7752evb.h new file mode 100644 index 0000000..bf6bd4d --- /dev/null +++ b/include/configs/sh7752evb.h @@ -0,0 +1,153 @@ +/* + * Configuation settings for the sh7752evb board + * + * Copyright (C) 2012 Renesas Solutions Corp. + * + * 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 + */ + +#ifndef __SH7752EVB_H +#define __SH7752EVB_H + +#undef DEBUG +#define CONFIG_SH 1 +#define CONFIG_SH4A 1 +#define CONFIG_SH_32BIT 1 +#define CONFIG_CPU_SH7752 1 +#define CONFIG_SH7752EVB 1 + +#define CONFIG_SYS_TEXT_BASE 0x5ff80000 +#define CONFIG_SYS_LDSCRIPT "board/renesas/sh7752evb/u-boot.lds" + +#define CONFIG_CMD_MEMORY +#define CONFIG_CMD_NET +#define CONFIG_CMD_MII +#define CONFIG_CMD_PING +#define CONFIG_CMD_NFS +#define CONFIG_CMD_DFL +#define CONFIG_CMD_SDRAM +#define CONFIG_CMD_SF +#define CONFIG_CMD_RUN +#define CONFIG_CMD_SAVEENV +#define CONFIG_CMD_MD5SUM +#define CONFIG_MD5 +#define CONFIG_CMD_LOADS +#define CONFIG_CMD_MMC +#define CONFIG_CMD_EXT2 +#define CONFIG_DOS_PARTITION +#define CONFIG_MAC_PARTITION + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTARGS "console=ttySC2,115200 root=/dev/nfs ip=dhcp" + +#define CONFIG_VERSION_VARIABLE +#undef CONFIG_SHOW_BOOT_PROGRESS +#define CONFIG_CMDLINE_EDITING +#define CONFIG_AUTO_COMPLETE + +/* MEMORY */ +#define SH7752EVB_SDRAM_BASE (0x40000000) +#define SH7752EVB_SDRAM_SIZE (512 * 1024 * 1024) + +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_PROMPT "=> " +#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_PBSIZE 256 +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_BARGSIZE 512 +#define CONFIG_SYS_BAUDRATE_TABLE { 115200 } + +/* SCIF */ +#define CONFIG_SCIF_CONSOLE 1 +#define CONFIG_CONS_SCIF2 1 +#undef CONFIG_SYS_CONSOLE_INFO_QUIET +#undef CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE +#undef CONFIG_SYS_CONSOLE_ENV_OVERWRITE + +#define CONFIG_SYS_MEMTEST_START (SH7752EVB_SDRAM_BASE) +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + \ + 480 * 1024 * 1024) +#undef CONFIG_SYS_ALT_MEMTEST +#undef CONFIG_SYS_MEMTEST_SCRATCH +#undef CONFIG_SYS_LOADS_BAUD_CHANGE + +#define CONFIG_SYS_SDRAM_BASE (SH7752EVB_SDRAM_BASE) +#define CONFIG_SYS_SDRAM_SIZE (SH7752EVB_SDRAM_SIZE) +#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + \ + 128 * 1024 * 1024) + +#define CONFIG_SYS_MONITOR_BASE 0x00000000 +#define CONFIG_SYS_MONITOR_LEN (512 * 1024) +#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) +#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024) + +/* FLASH */ +#define CONFIG_SYS_NO_FLASH + +/* Ether */ +#define CONFIG_SH_ETHER 1 +#define CONFIG_SH_ETHER_USE_PORT 0 +#define CONFIG_SH_ETHER_PHY_ADDR 18 +#define CONFIG_SH_ETHER_CACHE_WRITEBACK 1 +#define CONFIG_SH_ETHER_USE_GETHER 1 +#define CONFIG_PHYLIB +#define CONFIG_BITBANGMII +#define CONFIG_BITBANGMII_MULTI +#define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RGMII +#define CONFIG_PHY_VITESSE + +#define SH7752EVB_ETHERNET_MAC_BASE_SPI 0x00090000 +#define SH7752EVB_SPI_SECTOR_SIZE (64 * 1024) +#define SH7752EVB_ETHERNET_MAC_BASE SH7752EVB_ETHERNET_MAC_BASE_SPI +#define SH7752EVB_ETHERNET_MAC_SIZE 17 +#define SH7752EVB_ETHERNET_NUM_CH 2 +#define CONFIG_BOARD_LATE_INIT + +/* SPI */ +#define CONFIG_SH_SPI 1 +#define CONFIG_SH_SPI_BASE 0xfe002000 +#define CONFIG_SPI_FLASH +#define CONFIG_SPI_FLASH_STMICRO 1 +#define CONFIG_SPI_FLASH_MACRONIX 1 + +/* MMCIF */ +#define CONFIG_MMC 1 +#define CONFIG_GENERIC_MMC 1 +#define CONFIG_SH_MMCIF 1 +#define CONFIG_SH_MMCIF_ADDR 0xffcb0000 +#define CONFIG_SH_MMCIF_CLK 48000000 + +/* ENV setting */ +#define CONFIG_ENV_IS_EMBEDDED +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_ENV_SECT_SIZE (64 * 1024) +#define CONFIG_ENV_ADDR (0x00080000) +#define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR) +#define CONFIG_ENV_OVERWRITE 1 +#define CONFIG_ENV_SIZE (CONFIG_ENV_SECT_SIZE) +#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SECT_SIZE) +#define CONFIG_EXTRA_ENV_SETTINGS \ + "netboot=bootp; bootm\0" + +/* Board Clock */ +#define CONFIG_SYS_CLK_FREQ 48000000 +#define CONFIG_SYS_TMU_CLK_DIV 4 +#define CONFIG_SYS_HZ 1000 +#endif /* __SH7752EVB_H */