From: Kuo-Jung Su <dant...@faraday-tech.com>
Here is the list of verified cores:
1. FA606TE (ARMv5TE, no mmu)
2. FA626TE (ARMv5TE)
Signed-off-by: Kuo-Jung Su <dant...@faraday-tech.com>
CC: Albert Aribaud <albert.u.b...@aribaud.net>
---
Changes for v11:
- Nothing updates
Changes for v10:
- Merge [arm: add Faraday SoC helper files]
Changes for v9:
- Build 'arch_preboot_os()' only when CONFIG_CMD_BOOTM is defined.
- Add do_go_exec() to override the default behavior of 'go' command.
Changes for v8:
- add arm_init_before_mmu() & mmu_page_table_flush()
Changes for v7:
- Update license to use SPDX identifiers.
Changes for v6:
- Nothing updates
Changes for v5:
- Initial commit
arch/arm/cpu/faraday/Makefile | 10 +
arch/arm/cpu/faraday/cache.c | 164 +++++++++++++++
arch/arm/cpu/faraday/config.mk | 15 ++
arch/arm/cpu/faraday/cpu.c | 115 +++++++++++
arch/arm/cpu/faraday/start.S | 407 ++++++++++++++++++++++++++++++++++++++
arch/arm/include/asm/faraday.h | 13 ++
include/common.h | 3 +
include/configs/faraday-common.h | 314 +++++++++++++++++++++++++++++
8 files changed, 1041 insertions(+)
create mode 100644 arch/arm/cpu/faraday/Makefile
create mode 100644 arch/arm/cpu/faraday/cache.c
create mode 100644 arch/arm/cpu/faraday/config.mk
create mode 100644 arch/arm/cpu/faraday/cpu.c
create mode 100644 arch/arm/cpu/faraday/start.S
create mode 100644 arch/arm/include/asm/faraday.h
create mode 100644 include/configs/faraday-common.h
diff --git a/arch/arm/cpu/faraday/Makefile b/arch/arm/cpu/faraday/Makefile
new file mode 100644
index 0000000..c859238
--- /dev/null
+++ b/arch/arm/cpu/faraday/Makefile
@@ -0,0 +1,10 @@
+#
+# (C) Copyright 2000-2003
+# Wolfgang Denk, DENX Software Engineering, w...@denx.de.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+extra-y := start.o
+
+obj-y += cpu.o cache.o
diff --git a/arch/arm/cpu/faraday/cache.c b/arch/arm/cpu/faraday/cache.c
new file mode 100644
index 0000000..2acb954
--- /dev/null
+++ b/arch/arm/cpu/faraday/cache.c
@@ -0,0 +1,164 @@
+/*
+ * (C) Copyright 2013
+ * Faraday Technology Corporation. <http://www.faraday-tech.com/>
+ * Kuo-Jung Su <dant...@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/io.h>
+#include <asm/system.h>
+
+/*
+ * I-Cache
+ */
+
+void invalidate_icache_all(void)
+{
+#if !defined(CONFIG_SYS_ICACHE_OFF)
+ asm volatile (
+ "mov r0, #0\n"
+ "mcr p15, 0, r0, c7, c5, 0\n"
+ : /* output */
+ : /* input */
+ : "r0"
+ );
+#endif /* !CONFIG_SYS_ICACHE_OFF */
+}
+
+/*
+ * D-Cache
+ */
+
+void flush_dcache_all(void)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ asm volatile (
+ "mov r0, #0\n"
+ "mcr p15, 0, r0, c7, c14, 0\n" /* clean & invalidate */
+ "mcr p15, 0, r0, c7, c10, 4\n" /* drain write buffer */
+ : /* output */
+ : /* input */
+ : "r0"
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+void flush_dcache_range(unsigned long start, unsigned long stop)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ unsigned long line = CONFIG_SYS_CACHELINE_SIZE;
+ unsigned long mask = ~(line - 1);
+
+ /* aligned to cache line */
+ stop = (line - 1 + stop) & mask;
+ start = start & mask;
+
+ asm volatile (
+ "1:\n"
+ "mcr p15, 0, %0, c7, c14, 1\n" /* clean & invalidate */
+ "add %0, %0, %2\n"
+ "cmp %0, %1\n"
+ "blo 1b\n"
+ "mov r0, #0\n"
+ "mcr p15, 0, r0, c7, c10, 4\n" /* drain write buffer */
+ : "+r"(start)
+ : "r"(stop), "r"(line)
+ : "r0"
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+void invalidate_dcache_range(unsigned long start, unsigned long stop)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ unsigned long line = CONFIG_SYS_CACHELINE_SIZE;
+ unsigned long mask = ~(line - 1);
+
+ /* aligned to cache line */
+ stop = (line - 1 + stop) & mask;
+ start = start & mask;
+
+ asm volatile (
+ "1:\n"
+ "mcr p15, 0, %0, c7, c6, 1\n"
+ "add %0, %0, %2\n"
+ "cmp %0, %1\n"
+ "blo 1b\n"
+ : "+r"(start)
+ : "r"(stop), "r"(line)
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+void invalidate_dcache_all(void)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ asm volatile (
+ "mov r0, #0\n"
+ "mcr p15, 0, r0, c7, c6, 0\n"
+ : /* output */
+ : /* input */
+ : "r0"
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+void flush_cache(unsigned long start, unsigned long size)
+{
+ flush_dcache_range(start, start + size);
+}
+
+/*
+ * MMU
+ */
+
+static void invalidate_utlb_all(void)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ asm volatile (
+ "mov r0, #0\n"
+ "mcr p15, 0, r0, c8, c7, 0\n"
+ : /* output */
+ : /* input */
+ : "r0"
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+static void invalidate_utlb_range(unsigned long start, unsigned long stop)
+{
+#if !defined(CONFIG_SYS_DCACHE_OFF)
+ uint32_t page = 4096;
+ uint32_t mask = ~(page - 1);
+
+ /* aligned to page boundary */
+ stop = (page - 1 + stop) & mask;
+ start = start & mask;
+
+ /* invalidate U-TLB entry */
+ asm volatile (
+ "1:\n"
+ "mcr p15, 0, %0, c8, c7, 1\n"
+ "add %0, %0, %1\n"
+ "cmp %0, %2\n"
+ "blo 1b\n"
+ : "+r"(start)
+ : "r"(page), "r"(stop)
+ );
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+}
+
+void arm_init_before_mmu(void)
+{
+ invalidate_dcache_all();
+ invalidate_utlb_all();
+}
+
+void mmu_page_table_flush(unsigned long start, unsigned long stop)
+{
+ flush_dcache_range(start, stop);
+ invalidate_utlb_range(start, stop);
+}
diff --git a/arch/arm/cpu/faraday/config.mk b/arch/arm/cpu/faraday/config.mk
new file mode 100644
index 0000000..f39e70b
--- /dev/null
+++ b/arch/arm/cpu/faraday/config.mk
@@ -0,0 +1,15 @@
+#
+# (C) Copyright 2000-2003
+# Wolfgang Denk, DENX Software Engineering, w...@denx.de.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+PLATFORM_CPPFLAGS += -march=armv5te
+# =========================================================================
+#
+# Supply options according to compiler version
+#
+# =========================================================================
+PF_RELFLAGS_SLB_AT := $(call cc-option,-mshort-load-bytes,$(call
cc-option,-malignment-traps,))
+PLATFORM_RELFLAGS += $(PF_RELFLAGS_SLB_AT)
diff --git a/arch/arm/cpu/faraday/cpu.c b/arch/arm/cpu/faraday/cpu.c
new file mode 100644
index 0000000..8eef357
--- /dev/null
+++ b/arch/arm/cpu/faraday/cpu.c
@@ -0,0 +1,115 @@
+/*
+ * (C) Copyright 2013
+ * Faraday Technology Corporation. <http://www.faraday-tech.com/>
+ * Kuo-Jung Su <dant...@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <command.h>
+#include <asm/io.h>
+#include <asm/system.h>
+#include <faraday/ftwdt010_wdt.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * This enable_caches() overrides the weak function
+ * in "arch/arm/lib/cache.c".
+ */
+void enable_caches(void)
+{
+ icache_enable();
+ dcache_enable();
+}
+
+int cleanup_before_linux(void)
+{
+ /*
+ * this function is called just before we call linux
+ * it prepares the processor for linux
+ *
+ * we turn off caches etc ...
+ */
+ disable_interrupts();
+
+ /*
+ * Turn off I-cache and invalidate it
+ */
+ icache_disable();
+ invalidate_icache_all();
+
+ /*
+ * Turn off D-cache
+ * dcache_disable() in turn flushes the d-cache and disables MMU
+ */
+ dcache_disable();
+
+ /*
+ * After D-cache is flushed and before it is disabled there may
+ * be some new valid entries brought into the cache. We are sure
+ * that these lines are not dirty and will not affect our execution.
+ * So just invalidate the entire d-cache again to avoid coherency
+ * problems for kernel
+ */
+ invalidate_dcache_all();
+
+ return 0;
+}
+
+void reset_cpu(unsigned long ignored)
+{
+#ifdef CONFIG_FTWDT010_BASE
+ struct ftwdt010_wdt *regs = (void __iomem *)CONFIG_FTWDT010_BASE;
+
+ /* Disable WDT */
+ writel(0, ®s->wdcr);
+ /* Timeout in 1000 ticks */
+ writel(1000, ®s->wdload);
+ /* Enable WDT with system reset */
+ writel(FTWDT010_WDCR_ENABLE | FTWDT010_WDCR_RST, ®s->wdcr);
+#endif
+}
+
+#ifdef CONFIG_DISPLAY_CPUINFO
+int print_cpuinfo(void)
+{
+ /* print cpu_info */
+ printf("CPU: %u MHz\n",
+ (unsigned int)(clk_get_rate("CPU") / 1000000));
+
+ printf("AHB: %u MHz\n",
+ (unsigned int)(clk_get_rate("AHB") / 1000000));
+
+ printf("APB: %u MHz\n",
+ (unsigned int)(clk_get_rate("APB") / 1000000));
+
+ return 0;
+}
+#endif /* CONFIG_DISPLAY_CPUINFO */
+
+#ifdef CONFIG_CMD_GO
+/*
+ * This do_go_exec() overrides the weak function
+ * in "cmd_boot.c".
+ */
+unsigned long do_go_exec(ulong (*entry)(int, char * const []), int argc,
+ char * const argv[])
+{
+ cleanup_before_linux();
+ return entry(argc, argv);
+}
+#endif /* CONFIG_CMD_GO */
+
+#ifdef CONFIG_CMD_BOOTM
+/*
+ * This arch_preboot_os() overrides the weak function
+ * in "cmd_bootm.c".
+ */
+void arch_preboot_os(void)
+{
+ cleanup_before_linux();
+}
+#endif /* CONFIG_CMD_BOOTM */
diff --git a/arch/arm/cpu/faraday/start.S b/arch/arm/cpu/faraday/start.S
new file mode 100644
index 0000000..32ce92e
--- /dev/null
+++ b/arch/arm/cpu/faraday/start.S
@@ -0,0 +1,407 @@
+/*
+ * u-boot - Startup Code for Faraday CPU-core
+ *
+ * Base is arch/arm/cpu/arm926ejs/start.S
+ *
+ * (C) Copyright 2013 Faraday Technology
+ * Kuo-Jung Su <dant...@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm-offsets.h>
+#include <config.h>
+#include <common.h>
+#include <version.h>
+
+/*
+ *************************************************************************
+ *
+ * Jump vector table as in table 3.1 in [1]
+ *
+ *************************************************************************
+ */
+
+
+#ifdef CONFIG_SYS_DV_NOR_BOOT_CFG
+.globl _start
+_start:
+.globl _NOR_BOOT_CFG
+_NOR_BOOT_CFG:
+ .word CONFIG_SYS_DV_NOR_BOOT_CFG
+ b reset
+#else
+.globl _start
+_start:
+ b reset
+#endif
+#ifdef CONFIG_SPL_BUILD
+/* No exception handlers in preloader */
+ ldr pc, _hang
+ ldr pc, _hang
+ ldr pc, _hang
+ ldr pc, _hang
+ ldr pc, _hang
+ ldr pc, _hang
+ ldr pc, _hang
+
+_hang:
+ .word do_hang
+/* pad to 64 byte boundary */
+ .word 0x12345678
+ .word 0x12345678
+ .word 0x12345678
+ .word 0x12345678
+ .word 0x12345678
+ .word 0x12345678
+ .word 0x12345678
+#else
+ ldr pc, _undefined_instruction
+ ldr pc, _software_interrupt
+ ldr pc, _prefetch_abort
+ ldr pc, _data_abort
+ ldr pc, _not_used
+ ldr pc, _irq
+ ldr pc, _fiq
+
+_undefined_instruction:
+ .word undefined_instruction
+_software_interrupt:
+ .word software_interrupt
+_prefetch_abort:
+ .word prefetch_abort
+_data_abort:
+ .word data_abort
+_not_used:
+ .word not_used
+_irq:
+ .word irq
+_fiq:
+ .word fiq
+
+#endif /* CONFIG_SPL_BUILD */
+ .balignl 16,0xdeadbeef
+
+
+/*
+ *************************************************************************
+ *
+ * Startup Code (reset vector)
+ *
+ * do important init only if we don't start from memory!
+ * setup Memory and board specific bits prior to relocation.
+ * relocate armboot to ram
+ * setup stack
+ *
+ *************************************************************************
+ */
+
+.globl _TEXT_BASE
+_TEXT_BASE:
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_TEXT_BASE)
+ .word CONFIG_SPL_TEXT_BASE
+#else
+ .word CONFIG_SYS_TEXT_BASE
+#endif
+
+/*
+ * These are defined in the board-specific linker script.
+ * Subtracting _start from them lets the linker put their
+ * relative position in the executable instead of leaving
+ * them null.
+ */
+.globl _bss_start_ofs
+_bss_start_ofs:
+ .word __bss_start - _start
+
+.globl _bss_end_ofs
+_bss_end_ofs:
+ .word __bss_end - _start
+
+.globl _end_ofs
+_end_ofs:
+ .word _end - _start
+
+#ifdef CONFIG_USE_IRQ
+/* IRQ stack memory (calculated at run-time) */
+.globl IRQ_STACK_START
+IRQ_STACK_START:
+ .word 0x0badc0de
+
+/* IRQ stack memory (calculated at run-time) */
+.globl FIQ_STACK_START
+FIQ_STACK_START:
+ .word 0x0badc0de
+#endif
+
+/* IRQ stack memory (calculated at run-time) + 8 bytes */
+.globl IRQ_STACK_START_IN
+IRQ_STACK_START_IN:
+ .word 0x0badc0de
+
+/*
+ * the actual reset code
+ */
+
+reset:
+ /*
+ * set the cpu to SVC32 mode
+ */
+ mrs r0,cpsr
+ bic r0,r0,#0x1f
+ orr r0,r0,#0xd3
+ msr cpsr,r0
+
+ /*
+ * we do sys-critical inits only at reboot,
+ * not when booting from ram!
+ */
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+ bl cpu_init_crit
+#endif
+
+ /*
+ * With the following bootstrap relocation, we could flawless
+ * boot from either ROM or NOR flash.
+ */
+ adr r0, _start /* r0 <- current position of code */
+ ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
+ teq r0, r1 /* don't reloc during debug */
+ bleq _main
+ ldr r2, _end_ofs /* r2 <- size of u-boot */
+ add r2, r0, r2 /* r2 <- source end address */
+
+reloc_loop:
+ ldmia r0!, {r3-r10} /* copy from source address [r0] */
+ stmia r1!, {r3-r10} /* copy to target address [r1] */
+ cmp r0, r2 /* until source end addreee [r2] */
+ blo reloc_loop
+
+ ldr pc, =_main
+
+/*----------------------------------------------------------------------*/
+
+ .globl c_runtime_cpu_setup
+c_runtime_cpu_setup:
+ mov pc, lr
+
+/*
+ *************************************************************************
+ *
+ * CPU_init_critical registers
+ *
+ * setup important registers
+ * setup memory timing
+ *
+ *************************************************************************
+ */
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+cpu_init_crit:
+ /*
+ * flush D cache before disabling it
+ */
+ mov r0, #0
+ mcr p15, 0, r0, c7, c14, 0 /* clean & invalidate D cache */
+ mcr p15, 0, r0, c8, c7, 0 /* invalidate TLB */
+ mcr p15, 0, r0, c7, c5, 0 /* invalidate I Cache */
+ mcr p15, 0, r0, c7, c10, 4 /* drain write buffer */
+
+ /*
+ * disable MMU and D cache
+ * enable I cache if CONFIG_SYS_ICACHE_OFF is not defined
+ */
+ mrc p15, 0, r0, c1, c0, 0
+ bic r0, r0, #0x00000300 /* clear bits 9:8 (---- --RS) */
+ bic r0, r0, #0x00000087 /* clear bits 7, 2:0 (B--- -CAM) */
+#ifdef CONFIG_SYS_EXCEPTION_VECTORS_HIGH
+ orr r0, r0, #0x00002000 /* set bit 13 (--V- ----) */
+#else
+ bic r0, r0, #0x00002000 /* clear bit 13 (--V- ----) */
+#endif
+ orr r0, r0, #0x00000002 /* set bit 2 (A) Align */
+#ifndef CONFIG_SYS_ICACHE_OFF
+ orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */
+#endif
+ mcr p15, 0, r0, c1, c0, 0
+
+ /*
+ * Go setup Memory and board specific bits prior to relocation.
+ */
+ mov ip, lr /* perserve link reg across call */
+ bl lowlevel_init /* go setup pll,mux,memory */
+ mov lr, ip /* restore link */
+ mov pc, lr /* back to my caller */
+#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+
+#ifndef CONFIG_SPL_BUILD
+/*
+ *************************************************************************
+ *
+ * Interrupt handling
+ *
+ *************************************************************************
+ */
+
+@
+@ IRQ stack frame.
+@
+#define S_FRAME_SIZE 72
+
+#define S_OLD_R0 68
+#define S_PSR 64
+#define S_PC 60
+#define S_LR 56
+#define S_SP 52
+
+#define S_IP 48
+#define S_FP 44
+#define S_R10 40
+#define S_R9 36
+#define S_R8 32
+#define S_R7 28
+#define S_R6 24
+#define S_R5 20
+#define S_R4 16
+#define S_R3 12
+#define S_R2 8
+#define S_R1 4
+#define S_R0 0
+
+#define MODE_SVC 0x13
+#define I_BIT 0x80
+
+/*
+ * use bad_save_user_regs for abort/prefetch/undef/swi ...
+ * use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling
+ */
+
+ .macro bad_save_user_regs
+ @ carve out a frame on current user stack
+ sub sp, sp, #S_FRAME_SIZE
+ stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
+ ldr r2, IRQ_STACK_START_IN
+ @ get values for "aborted" pc and cpsr (into parm regs)
+ ldmia r2, {r2 - r3}
+ add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
+ add r5, sp, #S_SP
+ mov r1, lr
+ stmia r5, {r0 - r3} @ save sp_SVC, lr_SVC, pc, cpsr
+ mov r0, sp @ save current stack into r0 (param register)
+ .endm
+
+ .macro irq_save_user_regs
+ sub sp, sp, #S_FRAME_SIZE
+ stmia sp, {r0 - r12} @ Calling r0-r12
+ @ !!!! R8 NEEDS to be saved !!!! a reserved stack spot would be good.
+ add r8, sp, #S_PC
+ stmdb r8, {sp, lr}^ @ Calling SP, LR
+ str lr, [r8, #0] @ Save calling PC
+ mrs r6, spsr
+ str r6, [r8, #4] @ Save CPSR
+ str r0, [r8, #8] @ Save OLD_R0
+ mov r0, sp
+ .endm
+
+ .macro irq_restore_user_regs
+ ldmia sp, {r0 - lr}^ @ Calling r0 - lr
+ mov r0, r0
+ ldr lr, [sp, #S_PC] @ Get PC
+ add sp, sp, #S_FRAME_SIZE
+ subs pc, lr, #4 @ return & move spsr_svc into cpsr
+ .endm
+
+ .macro get_bad_stack
+ ldr r13, IRQ_STACK_START_IN @ setup our mode stack
+
+ str lr, [r13] @ save caller lr in position 0 of saved stack
+ mrs lr, spsr @ get the spsr
+ str lr, [r13, #4] @ save spsr in position 1 of saved stack
+ mov r13, #MODE_SVC @ prepare SVC-Mode
+ @ msr spsr_c, r13
+ msr spsr, r13 @ switch modes, make sure moves will execute
+ mov lr, pc @ capture return pc
+ movs pc, lr @ jump to next instruction & switch modes.
+ .endm
+
+ .macro get_irq_stack @ setup IRQ stack
+ ldr sp, IRQ_STACK_START
+ .endm
+
+ .macro get_fiq_stack @ setup FIQ stack
+ ldr sp, FIQ_STACK_START
+ .endm
+#endif /* CONFIG_SPL_BUILD */
+
+/*
+ * exception handlers
+ */
+#ifdef CONFIG_SPL_BUILD
+ .align 5
+do_hang:
+ ldr sp, _TEXT_BASE /* switch to abort stack */
+1:
+ bl 1b /* hang and never return */
+#else /* !CONFIG_SPL_BUILD */
+ .align 5
+undefined_instruction:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_undefined_instruction
+
+ .align 5
+software_interrupt:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_software_interrupt
+
+ .align 5
+prefetch_abort:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_prefetch_abort
+
+ .align 5
+data_abort:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_data_abort
+
+ .align 5
+not_used:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_not_used
+
+#ifdef CONFIG_USE_IRQ
+
+ .align 5
+irq:
+ get_irq_stack
+ irq_save_user_regs
+ bl do_irq
+ irq_restore_user_regs
+
+ .align 5
+fiq:
+ get_fiq_stack
+ /* someone ought to write a more effiction fiq_save_user_regs */
+ irq_save_user_regs
+ bl do_fiq
+ irq_restore_user_regs
+
+#else
+
+ .align 5
+irq:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_irq
+
+ .align 5
+fiq:
+ get_bad_stack
+ bad_save_user_regs
+ bl do_fiq
+
+#endif
+#endif /* CONFIG_SPL_BUILD */
diff --git a/arch/arm/include/asm/faraday.h b/arch/arm/include/asm/faraday.h
new file mode 100644
index 0000000..2b59af1
--- /dev/null
+++ b/arch/arm/include/asm/faraday.h
@@ -0,0 +1,13 @@
+/*
+ * (C) Copyright 2013 Faraday Technology
+ * Dante Su <dant...@faraday-tech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _ASM_FARADAY_H
+#define _ASM_FARADAY_H
+
+ulong clk_get_rate(const char *id);
+
+#endif /* EOF */
diff --git a/include/common.h b/include/common.h
index 5c9bd08..de3120c 100644
--- a/include/common.h
+++ b/include/common.h
@@ -88,6 +88,9 @@ typedef volatile unsigned char vu_char;
#ifdef CONFIG_SOC_DA8XX
#include <asm/arch/hardware.h>
#endif
+#ifdef CONFIG_SOC_FARADAY
+#include <asm/faraday.h>
+#endif
#include <part.h>
#include <flash.h>
diff --git a/include/configs/faraday-common.h b/include/configs/faraday-common.h
new file mode 100644
index 0000000..546c0a9
--- /dev/null
+++ b/include/configs/faraday-common.h
@@ -0,0 +1,314 @@
+/*
+ * (C) Copyright 2013
+ * Faraday Technology Corporation. <http://www.faraday-tech.com/>
+ * Kuo-Jung Su <dant...@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_FARADAY_COMMON_H
+#define __CONFIG_FARADAY_COMMON_H
+
+/* Faraday SoC Platform */
+#define CONFIG_SOC_FARADAY
+#define CONFIG_MACH_TYPE 758 /* Faraday */
+
+/* Faraday ARMv5TE cores are 32 bytes per line */
+#define CONFIG_SYS_CACHELINE_SIZE 32
+
+#ifdef CONFIG_SPL_BUILD
+# undef CONFIG_USE_IRQ
+# ifndef CONFIG_SYS_DCACHE_OFF
+# define CONFIG_SYS_DCACHE_OFF
+# endif
+# ifndef CONFIG_SYS_THUMB_BUILD
+# define CONFIG_SYS_THUMB_BUILD
+# endif
+#endif /* CONFIG_SPL_BUILD */
+
+#define CONFIG_BOARD_EARLY_INIT_F
+
+#define CONFIG_DISPLAY_CPUINFO
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+# define CONFIG_SYS_ARM_CACHE_WRITETHROUGH
+#endif
+
+#ifdef CONFIG_USE_IRQ
+# define CONFIG_STACKSIZE_IRQ SZ_32K
+# define CONFIG_STACKSIZE_FIQ SZ_32K
+#endif
+
+#define CONFIG_SYS_HZ 1000
+
+/*
+ * Initial stack pointer: GENERATED_GBL_DATA_SIZE in internal SRAM.
+ * Inside the board_init_f, the gd is first assigned to
+ * (CONFIG_SYS_INIT_SP_ADDR) & ~0x07) and then relocated to DRAM
+ * while calling relocate_code.
+ */
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_SDRAM_BASE + SZ_4K - GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_MONITOR_LEN SZ_512K
+
+#ifndef CONFIG_CONSISTENT_DMA_START
+#define CONFIG_CONSISTENT_DMA_START 0xff000000
+#endif
+
+#ifndef CONFIG_CONSISTENT_DMA_END
+#define CONFIG_CONSISTENT_DMA_END 0xfff00000
+#endif
+
+/* Default entry point */
+#ifndef CONFIG_SYS_UBOOT_START
+#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
+#endif
+
+/* Default load address */
+#ifndef CONFIG_SYS_LOAD_ADDR
+#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_8M)
+#endif
+
+/* U-Boot's built-in memory test */
+#ifndef CONFIG_SYS_MEMTEST_START
+#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + SZ_8M)
+#endif
+
+#ifndef CONFIG_SYS_MEMTEST_END
+#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + SZ_32M)
+#endif
+
+/*
+ * Serial driver
+ */
+#ifdef CONFIG_FTUART010
+# ifndef CONFIG_FTUART010_CLK
+# define CONFIG_FTUART010_CLK 18432000
+# endif
+# ifndef CONFIG_BAUDRATE
+# define CONFIG_BAUDRATE 38400
+# endif
+# undef CONFIG_HWFLOW
+# undef CONFIG_MODEM_SUPPORT
+# define CONFIG_SYS_NS16550
+# define CONFIG_SYS_NS16550_SERIAL
+# define CONFIG_SYS_NS16550_CLK CONFIG_FTUART010_CLK
+# define CONFIG_SYS_NS16550_COM1 CONFIG_FTUART010_BASE
+# define CONFIG_SYS_NS16550_MEM32
+# define CONFIG_SYS_NS16550_REG_SIZE (-4)
+# define CONFIG_CONS_INDEX 1
+#endif /* CONFIG_FTUART010 */
+
+/*
+ * NIC driver
+ */
+#ifdef CONFIG_FTGMAC100
+# define CONFIG_FTGMAC100_EGIGA
+# define CONFIG_PHY_GIGE /* Enable giga phy support for miiphyutil.c */
+#endif
+
+#if defined(CONFIG_FTMAC110) || defined(CONFIG_FTGMAC100)
+# define CONFIG_PHY_MAX_ADDR 32
+# define CONFIG_RANDOM_MACADDR
+# define CONFIG_MII
+# define CONFIG_NET_MULTI
+# define CONFIG_NET_RETRY_COUNT 20
+# define CONFIG_DRIVER_ETHER
+# define CONFIG_CMD_MII
+# define CONFIG_CMD_PING
+#endif /* CONFIG_FTMAC110 || CONFIG_FTGMAC100 */
+
+#ifndef CONFIG_ETHADDR
+#define CONFIG_ETHADDR 00:41:71:00:00:50
+#endif
+
+#ifndef CONFIG_IPADDR
+#define CONFIG_IPADDR 10.0.0.192
+#endif
+
+#ifndef CONFIG_NETMASK
+#define CONFIG_NETMASK 255.255.255.0
+#endif
+
+#ifndef CONFIG_SERVERIP
+#define CONFIG_SERVERIP 10.0.0.128
+#endif
+
+/*
+ * I2C bus driver
+ */
+#ifdef CONFIG_FTI2C010
+# define CONFIG_SYS_I2C_FTI2C010
+#endif
+#ifdef CONFIG_SYS_I2C_FTI2C010
+# define CONFIG_SYS_I2C
+# define CONFIG_SYS_I2C_SPEED 5000
+# define CONFIG_SYS_I2C_SLAVE 0
+# define CONFIG_CMD_I2C
+# define CONFIG_I2C_CMD_TREE
+#endif /* CONFIG_FTI2C010 */
+
+/*
+ * I2C-EEPROM
+ */
+#ifdef CONFIG_ENV_EEPROM_IS_ON_I2C
+# define CONFIG_CMD_EEPROM
+# define CONFIG_SYS_I2C_MULTI_EEPROMS
+# ifndef CONFIG_SYS_EEPROM_PAGE_WRITE_BITS
+# define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
+# endif
+# ifndef CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS
+# define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
+# endif
+# ifndef CONFIG_SYS_I2C_EEPROM_ADDR_LEN
+# define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+# endif
+#endif
+
+/*
+ * NAND flash controller
+ */
+#ifdef CONFIG_FTNANDC021
+# define CONFIG_NAND_FTNANDC021
+#endif
+#ifdef CONFIG_SYS_NAND_BASE
+# define CONFIG_MTD_NAND_VERIFY_WRITE
+# define CONFIG_CMD_NAND
+# define CONFIG_CMD_NAND_YAFFS
+#endif
+
+/*
+ * NOR flash driver
+ */
+#ifdef CONFIG_SYS_FLASH_BASE
+# define CONFIG_SYS_FLASH_CFI
+# define CONFIG_FLASH_CFI_DRIVER
+# define CFG_FLASH_EMPTY_INFO /* 'E' for empty sector on flinfo */
+# define CONFIG_CMD_IMLS
+# define CONFIG_CMD_FLASH
+#else
+# define CONFIG_SYS_NO_FLASH
+#endif /* !CONFIG_SYS_NO_FLASH */
+
+/*
+ * MMC/SD
+ */
+#ifdef CONFIG_FTSDC010
+# define CONFIG_FTSDC010_SDIO /* HW is configured with SDIO support */
+#endif
+
+#ifdef CONFIG_FTSDC021
+# define CONFIG_SDHCI
+#endif
+
+#if defined(CONFIG_FTSDC010) || defined(CONFIG_FTSDC021)
+# define CONFIG_MMC
+# define CONFIG_CMD_MMC
+# define CONFIG_GENERIC_MMC
+#endif
+
+/*
+ * USB EHCI
+ */
+#if CONFIG_USB_MAX_CONTROLLER_COUNT > 0
+# define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 1
+# ifndef CONFIG_USB_HUB_MIN_POWER_ON_DELAY
+# define CONFIG_USB_HUB_MIN_POWER_ON_DELAY 500
+# endif
+# define CONFIG_USB_EHCI
+# define CONFIG_USB_EHCI_FARADAY
+# define CONFIG_EHCI_IS_TDI
+# define CONFIG_CMD_USB
+# define CONFIG_USB_STORAGE
+#endif
+
+/*
+ * USB Gadget
+ */
+#ifdef CONFIG_USB_ETHER
+# ifndef CONFIG_USBNET_DEV_ADDR
+# define CONFIG_USBNET_DEV_ADDR "00:41:71:00:00:55" /* U-Boot */
+# endif
+# ifndef CONFIG_USBNET_HOST_ADDR
+# define CONFIG_USBNET_HOST_ADDR "00:41:71:00:00:54" /* Host PC */
+# endif
+#endif
+
+#ifdef CONFIG_USBDOWNLOAD_GADGET
+# ifndef CONFIG_G_DNL_MANUFACTURER
+# define CONFIG_G_DNL_MANUFACTURER "Faraday"
+# endif
+# ifndef CONFIG_G_DNL_VENDOR_NUM
+# define CONFIG_G_DNL_VENDOR_NUM 0x1d50 /* OpenMoko */
+# endif
+# ifndef CONFIG_G_DNL_PRODUCT_NUM
+# define CONFIG_G_DNL_PRODUCT_NUM 0x5119
+# endif
+#endif
+
+#ifdef CONFIG_DFU_FUNCTION
+# ifndef CONFIG_SYS_DFU_DATA_BUF_SIZE
+# define CONFIG_SYS_DFU_DATA_BUF_SIZE 4096
+# endif
+#endif
+
+/*
+ * U-Boot General Configurations
+ */
+#define CONFIG_LZMA /* Support LZMA */
+#define CONFIG_VERSION_VARIABLE /* Include version env variable */
+
+/* Console I/O Buffer Size */
+#define CONFIG_SYS_CBSIZE 256
+
+/* Max number of command args */
+#define CONFIG_SYS_MAXARGS 32
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE \
+ (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+
+/*
+ * Shell
+ */
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "$ "
+#define CONFIG_SYS_PROMPT "=> "
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_CMDLINE_EDITING
+
+/*
+ * FAT Filesystem
+ */
+#if defined(CONFIG_USB_STORAGE) || defined(CONFIG_MMC)
+# define CONFIG_DOS_PARTITION
+# define CONFIG_CMD_FAT
+#endif
+
+/*
+ * Linux Kernel Command Line
+ */
+#define CONFIG_INITRD_TAG
+#define CONFIG_CMDLINE_TAG /* support ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+
+/*
+ * Default Commands
+ */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CMD_AUTOSCRIPT /* support autoscript */
+#define CONFIG_CMD_BDI /* bdinfo */
+#define CONFIG_CMD_ECHO /* echo arguments */
+#define CONFIG_CMD_ENV /* printenv */
+#define CONFIG_CMD_MEMORY /* md mm nm mw ... */
+#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
+#define CONFIG_CMD_RUN /* run command in env variable */
+#define CONFIG_CMD_ELF /* support ELF files */
+#define CONFIG_CMD_LOADB /* xyzModem */
+#ifndef CONFIG_ENV_IS_NOWHERE
+# define CONFIG_CMD_SAVEENV /* saveenv */
+#endif
+
+#endif /* EOF */
--
1.7.9.5
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