From: rick rick@andestech.com
Support Andestech AE3xx platform: serial, timer device tree flow.
Signed-off-by: rick rick@andestech.com --- arch/nds32/Kconfig | 4 + arch/nds32/cpu/n1213/Makefile | 1 + arch/nds32/cpu/n1213/ae3xx/Makefile | 18 ++ arch/nds32/cpu/n1213/ae3xx/cpu.c | 45 +++++ arch/nds32/cpu/n1213/ae3xx/lowlevel_init.S | 148 ++++++++++++++++ arch/nds32/cpu/n1213/ae3xx/timer.c | 16 ++ arch/nds32/cpu/n1213/ae3xx/watchdog.S | 17 ++ arch/nds32/cpu/n1213/ag101/Makefile | 3 - arch/nds32/cpu/n1213/ag101/cpu.c | 8 +- arch/nds32/cpu/n1213/ag101/lowlevel_init.S | 59 +++---- arch/nds32/cpu/n1213/start.S | 40 ++++- arch/nds32/dts/Makefile | 1 + arch/nds32/dts/ae3xx.dts | 65 +++++++ arch/nds32/include/asm/arch-ae3xx/ae3xx.h | 54 ++++++ arch/nds32/include/asm/bootm.h | 65 +++++++ arch/nds32/include/asm/cache.h | 23 ++- arch/nds32/include/asm/mach-types.h | 1 + arch/nds32/lib/Makefile | 1 + arch/nds32/lib/boot.c | 20 +++ arch/nds32/lib/bootm.c | 23 ++- arch/nds32/lib/cache.c | 197 +++++++++++++++++---- board/AndesTech/adp-ae3xx/Kconfig | 18 ++ board/AndesTech/adp-ae3xx/MAINTAINERS | 6 + board/AndesTech/adp-ae3xx/Makefile | 8 + board/AndesTech/adp-ae3xx/adp-ae3xx.c | 86 +++++++++ board/AndesTech/adp-ag101p/adp-ag101p.c | 9 +- configs/adp-ae3xx_defconfig | 25 +++ configs/adp-ag101p_defconfig | 1 + drivers/timer/Kconfig | 12 +- drivers/timer/Makefile | 1 + drivers/timer/ae3xx_timer.c | 117 +++++++++++++ include/configs/adp-ae3xx.h | 260 ++++++++++++++++++++++++++++ include/configs/adp-ag101p.h | 27 ++- 33 files changed, 1265 insertions(+), 114 deletions(-) create mode 100644 arch/nds32/cpu/n1213/ae3xx/Makefile create mode 100644 arch/nds32/cpu/n1213/ae3xx/cpu.c create mode 100644 arch/nds32/cpu/n1213/ae3xx/lowlevel_init.S create mode 100644 arch/nds32/cpu/n1213/ae3xx/timer.c create mode 100644 arch/nds32/cpu/n1213/ae3xx/watchdog.S create mode 100644 arch/nds32/dts/ae3xx.dts create mode 100644 arch/nds32/include/asm/arch-ae3xx/ae3xx.h create mode 100644 arch/nds32/include/asm/bootm.h create mode 100644 arch/nds32/lib/boot.c create mode 100644 board/AndesTech/adp-ae3xx/Kconfig create mode 100644 board/AndesTech/adp-ae3xx/MAINTAINERS create mode 100644 board/AndesTech/adp-ae3xx/Makefile create mode 100644 board/AndesTech/adp-ae3xx/adp-ae3xx.c create mode 100644 configs/adp-ae3xx_defconfig create mode 100644 drivers/timer/ae3xx_timer.c create mode 100644 include/configs/adp-ae3xx.h
diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig index 4fcd01d..d72ff46 100644 --- a/arch/nds32/Kconfig +++ b/arch/nds32/Kconfig @@ -11,8 +11,12 @@ choice config TARGET_ADP_AG101P bool "Support adp-ag101p"
+config TARGET_ADP_AE3XX + bool "Support adp-ae3xx" + endchoice
source "board/AndesTech/adp-ag101p/Kconfig" +source "board/AndesTech/adp-ae3xx/Kconfig"
endmenu diff --git a/arch/nds32/cpu/n1213/Makefile b/arch/nds32/cpu/n1213/Makefile index 7d5ae96..3a9ada1 100644 --- a/arch/nds32/cpu/n1213/Makefile +++ b/arch/nds32/cpu/n1213/Makefile @@ -12,3 +12,4 @@ extra-y = start.o
obj-$(if $(filter ag101,$(SOC)),y) += ag101/ +obj-$(if $(filter ae3xx,$(SOC)),y) += ae3xx/ diff --git a/arch/nds32/cpu/n1213/ae3xx/Makefile b/arch/nds32/cpu/n1213/ae3xx/Makefile new file mode 100644 index 0000000..07fa942 --- /dev/null +++ b/arch/nds32/cpu/n1213/ae3xx/Makefile @@ -0,0 +1,18 @@ +# +# (C) Copyright 2009 +# Marvell Semiconductor <www.marvell.com> +# Written-by: Prafulla Wadaskar prafulla@marvell.com +# +# Copyright (C) 2011 Andes Technology Corporation +# Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com +# Macpaul Lin, Andes Technology Corporation macpaul@andestech.com +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := cpu.o timer.o +obj-y += lowlevel_init.o + +ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG +obj-y += watchdog.o +endif diff --git a/arch/nds32/cpu/n1213/ae3xx/cpu.c b/arch/nds32/cpu/n1213/ae3xx/cpu.c new file mode 100644 index 0000000..26f878f --- /dev/null +++ b/arch/nds32/cpu/n1213/ae3xx/cpu.c @@ -0,0 +1,45 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger mgroeger@sysgo.de + * + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, gj@denx.de + * + * Copyright (C) 2011 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* CPU specific code */ +#include <common.h> +#include <command.h> +#include <watchdog.h> +#include <asm/cache.h> + +#include <faraday/ftwdt010_wdt.h> + +/* + * cleanup_before_linux() is called just before we call linux + * it prepares the processor for linux + * + * we disable interrupt and caches. + */ +int cleanup_before_linux(void) +{ + disable_interrupts(); + + /* turn off I/D-cache */ + cache_flush(); + icache_disable(); + dcache_disable(); + return 0; +} + +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + disable_interrupts(); + panic("AE3XX wdt not support yet.\n"); +} diff --git a/arch/nds32/cpu/n1213/ae3xx/lowlevel_init.S b/arch/nds32/cpu/n1213/ae3xx/lowlevel_init.S new file mode 100644 index 0000000..d4bc2bc --- /dev/null +++ b/arch/nds32/cpu/n1213/ae3xx/lowlevel_init.S @@ -0,0 +1,148 @@ +/* + * Copyright (C) 2011 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +.pic + +.text + +#include <common.h> +#include <config.h> + +#include <asm/macro.h> +#include <generated/asm-offsets.h> + +/* + * parameters for the SDRAM controller + */ +#define SDMC_TP1_A (CONFIG_FTSDMC021_BASE + FTSDMC021_TP1) +#define SDMC_TP2_A (CONFIG_FTSDMC021_BASE + FTSDMC021_TP2) +#define SDMC_CR1_A (CONFIG_FTSDMC021_BASE + FTSDMC021_CR1) +#define SDMC_CR2_A (CONFIG_FTSDMC021_BASE + FTSDMC021_CR2) +#define SDMC_B0_BSR_A (CONFIG_FTSDMC021_BASE + FTSDMC021_BANK0_BSR) +#define SDMC_B1_BSR_A (CONFIG_FTSDMC021_BASE + FTSDMC021_BANK1_BSR) + +#define SDMC_TP1_D CONFIG_SYS_FTSDMC021_TP1 +#define SDMC_TP2_D CONFIG_SYS_FTSDMC021_TP2 +#define SDMC_CR1_D CONFIG_SYS_FTSDMC021_CR1 +#define SDMC_CR2_D CONFIG_SYS_FTSDMC021_CR2 + +#define SDMC_B0_BSR_D CONFIG_SYS_FTSDMC021_BANK0_BSR +#define SDMC_B1_BSR_D CONFIG_SYS_FTSDMC021_BANK1_BSR + + +/* + * for Orca and Emerald + */ +#define BOARD_ID_REG 0x104 +#define BOARD_ID_FAMILY_MASK 0xfff000 +#define BOARD_ID_FAMILY_V5 0x556000 +#define BOARD_ID_FAMILY_K7 0x74b000 + +/* + * parameters for the static memory controller + */ +#define SMC_BANK0_CR_A (CONFIG_FTSMC020_BASE + FTSMC020_BANK0_CR) +#define SMC_BANK0_TPR_A (CONFIG_FTSMC020_BASE + FTSMC020_BANK0_TPR) + +#define SMC_BANK0_CR_D FTSMC020_BANK0_LOWLV_CONFIG +#define SMC_BANK0_TPR_D FTSMC020_BANK0_LOWLV_TIMING + +/* + * for Orca and Emerald + */ +#define AHBC_BSR4_A (CONFIG_FTAHBC020S_BASE + FTAHBC020S_SLAVE_BSR_4) +#define AHBC_BSR6_D CONFIG_SYS_FTAHBC020S_SLAVE_BSR_6 + +/* + * parameters for the pmu controoler + */ +#define PMU_PDLLCR0_A (CONFIG_FTPMU010_BASE + FTPMU010_PDLLCR0) + +/* + * numeric 7 segment display + */ +.macro led, num + write32 CONFIG_DEBUG_LED, \num +.endm + +/* + * Waiting for SDRAM to set up + */ +.macro wait_sdram + li $r0, CONFIG_FTSDMC021_BASE +1: + lwi $r1, [$r0+FTSDMC021_CR2] + bnez $r1, 1b +.endm + +.globl mem_init +mem_init: + move $r11, $lp + li $r0, SMC_BANK0_CR_A + lwi $r1, [$r0+#0x00] + ori $r1, $r1, 0x8f0 + xori $r1, $r1, 0x8f0 + /* 16-bit mode */ + ori $r1, $r1, 0x60 + li $r2, 0x00153153 + swi $r1, [$r0+#0x00] + swi $r2, [$r0+#0x04] + move $lp, $r11 + ret + +#ifndef CONFIG_SKIP_LOWLEVEL_INIT +.globl lowlevel_init +lowlevel_init: + move $r10, $lp + jal remap + +#if (defined(NDS32_EXT_FPU_DP) || defined(NDS32_EXT_FPU_SP)) + jal enable_fpu +#endif + ret $r10 + +remap: + move $r11, $lp +relo_base: + mfusr $r0, $pc + +#ifdef CONFIG_MEM_REMAP + li $r4, 0x00000000 + li $r5, 0x80000000 + la $r6, _end@GOTOFF +1: + lmw.bim $r12, [$r5], $r19 + smw.bim $r12, [$r4], $r19 + blt $r5, $r6, 1b +#endif /* #ifdef CONFIG_MEM_REMAP */ + move $lp, $r11 +2: + ret + + /* + * enable_fpu: + * Some of Andes CPU version support FPU coprocessor, if so, + * and toolchain support FPU instruction set, we should enable it. + */ +#if (defined(NDS32_EXT_FPU_DP) || defined(NDS32_EXT_FPU_SP)) +enable_fpu: + mfsr $r0, $CPU_VER /* enable FPU if it exists */ + srli $r0, $r0, 3 + andi $r0, $r0, 1 + beqz $r0, 1f /* skip if no COP */ + mfsr $r0, $FUCOP_EXIST + srli $r0, $r0, 31 + beqz $r0, 1f /* skip if no FPU */ + mfsr $r0, $FUCOP_CTL + ori $r0, $r0, 1 + mtsr $r0, $FUCOP_CTL +1: + ret +#endif + +#endif /* #ifndef CONFIG_SKIP_LOWLEVEL_INIT */ diff --git a/arch/nds32/cpu/n1213/ae3xx/timer.c b/arch/nds32/cpu/n1213/ae3xx/timer.c new file mode 100644 index 0000000..a284bf5 --- /dev/null +++ b/arch/nds32/cpu/n1213/ae3xx/timer.c @@ -0,0 +1,16 @@ +/* + * (C) Copyright 2009 Faraday Technology + * Po-Yu Chuang ratbert@faraday-tech.com + * + * Copyright (C) 2011 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef CONFIG_TIMER +#include <common.h> +#include <asm/io.h> +#include <faraday/fttmr010.h> +#error "AE3XX timer only support DM flow" +#endif /* CONFIG_TIMER */ diff --git a/arch/nds32/cpu/n1213/ae3xx/watchdog.S b/arch/nds32/cpu/n1213/ae3xx/watchdog.S new file mode 100644 index 0000000..956c5f8 --- /dev/null +++ b/arch/nds32/cpu/n1213/ae3xx/watchdog.S @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2011 Andes Technology Corporation + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch-ag101/ag101.h> +#include <linux/linkage.h> + +.text + +#ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG +ENTRY(turnoff_watchdog) +#error "AE3XX not support wdt yet" +ENDPROC(turnoff_watchdog) +#endif diff --git a/arch/nds32/cpu/n1213/ag101/Makefile b/arch/nds32/cpu/n1213/ag101/Makefile index c21ce02..07fa942 100644 --- a/arch/nds32/cpu/n1213/ag101/Makefile +++ b/arch/nds32/cpu/n1213/ag101/Makefile @@ -11,10 +11,7 @@ #
obj-y := cpu.o timer.o - -ifndef CONFIG_SKIP_LOWLEVEL_INIT obj-y += lowlevel_init.o -endif
ifndef CONFIG_SKIP_TRUNOFF_WATCHDOG obj-y += watchdog.o diff --git a/arch/nds32/cpu/n1213/ag101/cpu.c b/arch/nds32/cpu/n1213/ag101/cpu.c index 31d7271..9da0b31 100644 --- a/arch/nds32/cpu/n1213/ag101/cpu.c +++ b/arch/nds32/cpu/n1213/ag101/cpu.c @@ -31,16 +31,10 @@ int cleanup_before_linux(void) { disable_interrupts();
-#ifdef CONFIG_MMU /* turn off I/D-cache */ + cache_flush(); icache_disable(); dcache_disable(); - - /* flush I/D-cache */ - invalidate_icac(); - invalidate_dcac(); -#endif - return 0; }
diff --git a/arch/nds32/cpu/n1213/ag101/lowlevel_init.S b/arch/nds32/cpu/n1213/ag101/lowlevel_init.S index abdd340..452d814 100644 --- a/arch/nds32/cpu/n1213/ag101/lowlevel_init.S +++ b/arch/nds32/cpu/n1213/ag101/lowlevel_init.S @@ -86,25 +86,7 @@ bnez $r1, 1b .endm
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT -.globl lowlevel_init -lowlevel_init: - move $r10, $lp - - led 0x0 - jal mem_init - - led 0x10 - jal remap - -#if (defined(NDS32_EXT_FPU_DP) || defined(NDS32_EXT_FPU_SP)) - led 0x1f - jal enable_fpu -#endif - - led 0x20 - ret $r10 - +.globl mem_init mem_init: move $r11, $lp
@@ -124,9 +106,7 @@ mem_init: lwi $r1, [$r0+#0x00] ori $r1, $r1, 0x8f0 xori $r1, $r1, 0x8f0 - /* - * check board - */ + /* check board */ li $r3, CONFIG_FTPMU010_BASE + BOARD_ID_REG lwi $r3, [$r3] li $r4, BOARD_ID_FAMILY_MASK @@ -134,29 +114,21 @@ mem_init: li $r4, BOARD_ID_FAMILY_K7 xor $r4, $r3, $r4 beqz $r4, use_flash_16bit_boot - /* - * 32-bit mode - */ + /* 32-bit mode */ use_flash_32bit_boot: ori $r1, $r1, 0x50 li $r2, 0x00151151 j sdram_b0_cr - /* - * 16-bit mode - */ + /* 16-bit mode */ use_flash_16bit_boot: ori $r1, $r1, 0x60 li $r2, 0x00153153 - /* - * SRAM bank0 config - */ + /* SRAM bank0 config */ sdram_b0_cr: swi $r1, [$r0+#0x00] swi $r2, [$r0+#0x04]
- /* - * config AHB Controller - */ + /* config AHB Controller */ led 0x02
/* @@ -192,6 +164,21 @@ sdram_b0_cr: move $lp, $r11 ret
+ +#ifndef CONFIG_SKIP_LOWLEVEL_INIT + +.globl lowlevel_init +lowlevel_init: + move $r10, $lp + led 0x10 + jal remap +#if (defined(NDS32_EXT_FPU_DP) || defined(NDS32_EXT_FPU_SP)) + led 0x1f + jal enable_fpu +#endif + led 0x20 + ret $r10 + remap: move $r11, $lp #ifdef __NDS32_N1213_43U1H__ /* NDS32 V0 ISA - AG101 Only */ @@ -203,9 +190,7 @@ relo_base: mfusr $r0, $pc #endif /* __NDS32_N1213_43U1H__ */
- /* - * Remapping - */ + /* Remapping */ led 0x1a write32 SDMC_B0_BSR_A, SDMC_B0_BSR_D ! 0x00001800 write32 SDMC_B1_BSR_A, SDMC_B1_BSR_D ! 0x00001880 diff --git a/arch/nds32/cpu/n1213/start.S b/arch/nds32/cpu/n1213/start.S index 7992fd9..f9f9999 100644 --- a/arch/nds32/cpu/n1213/start.S +++ b/arch/nds32/cpu/n1213/start.S @@ -114,11 +114,39 @@ reset_gp:
set_ivb: li $r0, 0x0 - /* turn on BTB */ mtsr $r0, $misc_ctl /* set IVIC, vector size: 4 bytes, base: 0x0 */ mtsr $r0, $ivb +/* + * MMU_CTL NTC0 Cacheable/Write-Back + */ + li $r0, ~0x3 + mfsr $r1, $mr8 + and $r1, $r1, $r0 + mtsr $r1, $mr8 +#if (!defined(CONFIG_SYS_ICACHE_OFF) || !defined(CONFIG_SYS_DCACHE_OFF)) + li $r0, 0x4 + mfsr $r1, $mr0 + or $r1, $r1, $r0 + mtsr $r1, $mr0 +#endif + +#if !defined(CONFIG_SYS_ICACHE_OFF) + li $r0, 0x1 + mfsr $r1, $mr8 + or $r1, $r1, $r0 + mtsr $r1, $mr8 +#endif + +#if !defined(CONFIG_SYS_DCACHE_OFF) + li $r0, 0x2 + mfsr $r1, $mr8 + or $r1, $r1, $r0 + mtsr $r1, $mr8 +#endif + + jal mem_init
#ifndef CONFIG_SKIP_LOWLEVEL_INIT jal lowlevel_init @@ -133,7 +161,6 @@ update_gp: ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_-4) add5.pc $gp #endif - /* * do critical initializations first (shall be in short time) * do self_relocation ASAP. @@ -169,7 +196,6 @@ call_board_init_f: bal debug_uart_init #endif li $r0, 0x00000000 - #ifdef __PIC__ #ifdef __NDS32_N1213_43U1H__ /* __NDS32_N1213_43U1H__ implies NDS32 V0 ISA */ @@ -205,12 +231,10 @@ stack_setup:
la $r1, _end@GOTOFF move $r2, $r6 /* r2 <- scratch for copy_loop */ - copy_loop: - lwi.p $r7, [$r0], #4 - swi.p $r7, [$r2], #4 + lmw.bim $r11, [$r0], $r18 + smw.bim $r11, [$r2], $r18 blt $r0, $r1, copy_loop - /* * fix relocations related issues */ @@ -250,6 +274,8 @@ clbss_l: * initialization, now running from RAM. */ call_board_init_r: + bal invalidate_icache_all + bal flush_dcache_all la $r0, board_init_r@GOTOFF move $lp, $r0 /* offset of board_init_r() */ add $lp, $lp, $r9 /* real address of board_init_r() */ diff --git a/arch/nds32/dts/Makefile b/arch/nds32/dts/Makefile index 2d8480b..1d6b195 100644 --- a/arch/nds32/dts/Makefile +++ b/arch/nds32/dts/Makefile @@ -3,6 +3,7 @@ #
dtb-$(CONFIG_TARGET_ADP_AG101P) += ag101p.dtb +dtb-$(CONFIG_TARGET_ADP_AE3XX) += ae3xx.dtb targets += $(dtb-y)
DTC_FLAGS += -R 4 -p 0x1000 diff --git a/arch/nds32/dts/ae3xx.dts b/arch/nds32/dts/ae3xx.dts new file mode 100644 index 0000000..9062760 --- /dev/null +++ b/arch/nds32/dts/ae3xx.dts @@ -0,0 +1,65 @@ +/dts-v1/; +/ { + compatible = "nds32 ae3xx"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&intc>; + + aliases { + uart0 = &serial0; + } ; + + chosen { + /* bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug bootmem_debug memblock=debug loglevel=7"; */ + bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7"; + stdout-path = "uart0:38400n8"; + tick-timer = &timer0; + }; + + memory@0 { + device_type = "memory"; + reg = <0x00000000 0x40000000>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + compatible = "andestech,n13"; + reg = <0>; + /* FIXME: to fill correct frqeuency */ + clock-frequency = <60000000>; + }; + }; + + intc: interrupt-controller { + compatible = "andestech,atnointc010"; + #interrupt-cells = <1>; + interrupt-controller; + }; + + serial0: serial@f0300000 { + compatible = "andestech,uart16550", "ns16550a"; + reg = <0xf0300000 0x1000>; + interrupts = <7 4>; + clock-frequency = <14745600>; + reg-shift = <2>; + reg-offset = <32>; + no-loopback-test = <1>; + }; + + timer0: timer@f0400000 { + compatible = "andestech,atcpit100"; + reg = <0xf0400000 0x1000>; + interrupts = <2 4>; + clock-frequency = <30000000>; + }; + + nor@0,0 { + compatible = "cfi-flash"; + reg = <0x88000000 0x1000>; + bank-width = <2>; + device-width = <1>; + }; + +}; diff --git a/arch/nds32/include/asm/arch-ae3xx/ae3xx.h b/arch/nds32/include/asm/arch-ae3xx/ae3xx.h new file mode 100644 index 0000000..b074e84 --- /dev/null +++ b/arch/nds32/include/asm/arch-ae3xx/ae3xx.h @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2016 Andes Technology Corporation + * Nobuhiro Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __AE3XX_H +#define __AE3XX_H + +/* Hardware register bases */ + +/* Static Memory Controller (SRAM) */ +#define CONFIG_FTSMC020_BASE 0xe0400000 +/* DMA Controller */ +#define CONFIG_FTDMAC020_BASE 0xf0c00000 +/* AHB-to-APB Bridge */ +#define CONFIG_FTAPBBRG020S_01_BASE 0xf0000000 +/* Reserved */ +#define CONFIG_RESERVED_01_BASE 0xe0500000 +/* Reserved */ +#define CONFIG_RESERVED_02_BASE 0xf0800000 +/* Reserved */ +#define CONFIG_RESERVED_03_BASE 0xf0900000 +/* Ethernet */ +#define CONFIG_FTMAC100_BASE 0xe0100000 +/* Reserved */ +#define CONFIG_RESERVED_04_BASE 0xf1000000 + +/* APB Device definitions */ + +/* UART1 */ +#define CONFIG_FTUART010_01_BASE 0xf0200000 +/* UART2 */ +#define CONFIG_FTUART010_02_BASE 0xf0300000 +/* Counter/Timers */ +#define CONFIG_FTTMR010_BASE 0xf0400000 +/* Watchdog Timer */ +#define CONFIG_FTWDT010_BASE 0xf0500000 +/* Real Time Clock */ +#define CONFIG_FTRTC010_BASE 0xf0600000 +/* GPIO */ +#define CONFIG_FTGPIO010_BASE 0xf0700000 +/* I2C */ +#define CONFIG_FTIIC010_BASE 0xf0a00000 +/* SD Controller */ +#define CONFIG_FTSDC010_BASE 0xf0e00000 + +/* The following address was not defined in Linux */ + +/* Synchronous Serial Port Controller (SSP) 01 */ +#define CONFIG_FTSSP010_01_BASE 0xf0d00000 +#endif /* __AE3XX_H */ diff --git a/arch/nds32/include/asm/bootm.h b/arch/nds32/include/asm/bootm.h new file mode 100644 index 0000000..6b10c07 --- /dev/null +++ b/arch/nds32/include/asm/bootm.h @@ -0,0 +1,65 @@ +/* + * Copyright (c) 2013, Google Inc. + * + * Copyright (C) 2011 + * Corscience GmbH & Co. KG - Simon Schwarz schwarz@corscience.de + * + * SPDX-License-Identifier: GPL-2.0+ + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef NDS32_BOOTM_H +#define NDS32_BOOTM_H + +extern void udc_disconnect(void); + +#if defined(CONFIG_SETUP_MEMORY_TAGS) || \ + defined(CONFIG_CMDLINE_TAG) || \ + defined(CONFIG_INITRD_TAG) || \ + defined(CONFIG_SERIAL_TAG) || \ + defined(CONFIG_REVISION_TAG) +# define BOOTM_ENABLE_TAGS 1 +#else +# define BOOTM_ENABLE_TAGS 0 +#endif + +#ifdef CONFIG_SETUP_MEMORY_TAGS +# define BOOTM_ENABLE_MEMORY_TAGS 1 +#else +# define BOOTM_ENABLE_MEMORY_TAGS 0 +#endif + +#ifdef CONFIG_CMDLINE_TAG + #define BOOTM_ENABLE_CMDLINE_TAG 1 +#else + #define BOOTM_ENABLE_CMDLINE_TAG 0 +#endif + +#ifdef CONFIG_INITRD_TAG + #define BOOTM_ENABLE_INITRD_TAG 1 +#else + #define BOOTM_ENABLE_INITRD_TAG 0 +#endif + +#ifdef CONFIG_SERIAL_TAG + #define BOOTM_ENABLE_SERIAL_TAG 1 +void get_board_serial(struct tag_serialnr *serialnr); +#else + #define BOOTM_ENABLE_SERIAL_TAG 0 +static inline void get_board_serial(struct tag_serialnr *serialnr) +{ +} +#endif + +#ifdef CONFIG_REVISION_TAG + #define BOOTM_ENABLE_REVISION_TAG 1 +u32 get_board_rev(void); +#else + #define BOOTM_ENABLE_REVISION_TAG 0 +static inline u32 get_board_rev(void) +{ + return 0; +} +#endif + +#endif diff --git a/arch/nds32/include/asm/cache.h b/arch/nds32/include/asm/cache.h index 9038821..7e9aac8 100644 --- a/arch/nds32/include/asm/cache.h +++ b/arch/nds32/include/asm/cache.h @@ -16,6 +16,7 @@ void icache_disable(void); int dcache_status(void); void dcache_enable(void); void dcache_disable(void); +void cache_flush(void);
#define DEFINE_GET_SYS_REG(reg) \ static inline unsigned long GET_##reg(void) \ @@ -30,10 +31,24 @@ void dcache_disable(void); enum cache_t {ICACHE, DCACHE}; DEFINE_GET_SYS_REG(ICM_CFG); DEFINE_GET_SYS_REG(DCM_CFG); -#define ICM_CFG_OFF_ISZ 6 /* I-cache line size */ -#define ICM_CFG_MSK_ISZ (0x7UL << ICM_CFG_OFF_ISZ) -#define DCM_CFG_OFF_DSZ 6 /* D-cache line size */ -#define DCM_CFG_MSK_DSZ (0x7UL << DCM_CFG_OFF_DSZ) +/* I-cache sets (# of cache lines) per way */ +#define ICM_CFG_OFF_ISET 0 +/* I-cache ways */ +#define ICM_CFG_OFF_IWAY 3 +#define ICM_CFG_MSK_ISET (0x7 << ICM_CFG_OFF_ISET) +#define ICM_CFG_MSK_IWAY (0x7 << ICM_CFG_OFF_IWAY) +/* D-cache sets (# of cache lines) per way */ +#define DCM_CFG_OFF_DSET 0 +/* D-cache ways */ +#define DCM_CFG_OFF_DWAY 3 +#define DCM_CFG_MSK_DSET (0x7 << DCM_CFG_OFF_DSET) +#define DCM_CFG_MSK_DWAY (0x7 << DCM_CFG_OFF_DWAY) +/* I-cache line size */ +#define ICM_CFG_OFF_ISZ 6 +#define ICM_CFG_MSK_ISZ (0x7UL << ICM_CFG_OFF_ISZ) +/* D-cache line size */ +#define DCM_CFG_OFF_DSZ 6 +#define DCM_CFG_MSK_DSZ (0x7UL << DCM_CFG_OFF_DSZ)
/* * The current upper bound for NDS32 L1 data cache line sizes is 32 bytes. diff --git a/arch/nds32/include/asm/mach-types.h b/arch/nds32/include/asm/mach-types.h index 1959d7e..99904f9 100644 --- a/arch/nds32/include/asm/mach-types.h +++ b/arch/nds32/include/asm/mach-types.h @@ -13,6 +13,7 @@ extern unsigned int __machine_arch_type;
/* see arch/arm/kernel/arch.c for a description of these */ #define MACH_TYPE_ADPAG101P 1 +#define MACH_TYPE_ADPAE3XX 2
#ifdef CONFIG_ARCH_ADPAG101P # ifdef machine_arch_type diff --git a/arch/nds32/lib/Makefile b/arch/nds32/lib/Makefile index 1a0d26f..c88ad72 100644 --- a/arch/nds32/lib/Makefile +++ b/arch/nds32/lib/Makefile @@ -11,4 +11,5 @@
obj-y += cache.o obj-$(CONFIG_CMD_BOOTM) += bootm.o +obj-$(CONFIG_CMD_GO) += boot.o obj-y += interrupts.o diff --git a/arch/nds32/lib/boot.c b/arch/nds32/lib/boot.c new file mode 100644 index 0000000..f9c1c6b --- /dev/null +++ b/arch/nds32/lib/boot.c @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2011 Andes Technology Corporation + * Rick Chen, Andes Technology Corporation rick@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + + +#include <common.h> +#include <command.h> + +DECLARE_GLOBAL_DATA_PTR; + +unsigned long do_go_exec(ulong (*entry)(int, char * const []), + int argc, char * const argv[]) +{ + cleanup_before_linux(); + + return entry(argc, argv); +} diff --git a/arch/nds32/lib/bootm.c b/arch/nds32/lib/bootm.c index 7999167..4c95a41 100644 --- a/arch/nds32/lib/bootm.c +++ b/arch/nds32/lib/bootm.c @@ -11,6 +11,7 @@ #include <image.h> #include <u-boot/zlib.h> #include <asm/byteorder.h> +#include <asm/bootm.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -73,6 +74,15 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) debug("## Transferring control to Linux (at address %08lx) ...\n", (ulong)theKernel);
+ if (IMAGE_ENABLE_OF_LIBFDT && images->ft_len) { +#ifdef CONFIG_OF_LIBFDT + debug("using: FDT\n"); + if (image_setup_linux(images)) { + printf("FDT creation failed! hanging..."); + hang(); + } +#endif + } else if (BOOTM_ENABLE_TAGS) { #if defined(CONFIG_SETUP_MEMORY_TAGS) || \ defined(CONFIG_CMDLINE_TAG) || \ defined(CONFIG_INITRD_TAG) || \ @@ -107,16 +117,17 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) udc_disconnect(); } #endif - + } cleanup_before_linux(); - - theKernel(0, machid, bd->bi_boot_params); + if (IMAGE_ENABLE_OF_LIBFDT && images->ft_len) + theKernel(0, machid, (unsigned long)images->ft_addr); + else + theKernel(0, machid, bd->bi_boot_params); /* does not return */
return 1; }
- #if defined(CONFIG_SETUP_MEMORY_TAGS) || \ defined(CONFIG_CMDLINE_TAG) || \ defined(CONFIG_INITRD_TAG) || \ @@ -136,7 +147,6 @@ static void setup_start_tag(bd_t *bd) params = tag_next(params); }
- #ifdef CONFIG_SETUP_MEMORY_TAGS static void setup_memory_tags(bd_t *bd) { @@ -154,7 +164,6 @@ static void setup_memory_tags(bd_t *bd) } #endif /* CONFIG_SETUP_MEMORY_TAGS */
- static void setup_commandline_tag(bd_t *bd, char *commandline) { char *p; @@ -182,7 +191,6 @@ static void setup_commandline_tag(bd_t *bd, char *commandline) params = tag_next(params); }
- #ifdef CONFIG_INITRD_TAG static void setup_initrd_tag(bd_t *bd, ulong initrd_start, ulong initrd_end) { @@ -230,7 +238,6 @@ void setup_revision_tag(struct tag **in_params) } #endif /* CONFIG_REVISION_TAG */
- static void setup_end_tag(bd_t *bd) { params->hdr.tag = ATAG_NONE; diff --git a/arch/nds32/lib/cache.c b/arch/nds32/lib/cache.c index 866dc1a..8469481 100644 --- a/arch/nds32/lib/cache.c +++ b/arch/nds32/lib/cache.c @@ -7,32 +7,56 @@ */
#include <common.h> +#if (!defined(CONFIG_SYS_ICACHE_OFF) || !defined(CONFIG_SYS_DCACHE_OFF)) +static inline unsigned long CACHE_SET(unsigned char cache) +{ + if (cache == ICACHE) + return 64 << ((GET_ICM_CFG() & ICM_CFG_MSK_ISET) \ + >> ICM_CFG_OFF_ISET); + else + return 64 << ((GET_DCM_CFG() & DCM_CFG_MSK_DSET) \ + >> DCM_CFG_OFF_DSET); +} + +static inline unsigned long CACHE_WAY(unsigned char cache) +{ + if (cache == ICACHE) + return 1 + ((GET_ICM_CFG() & ICM_CFG_MSK_IWAY) \ + >> ICM_CFG_OFF_IWAY); + else + return 1 + ((GET_DCM_CFG() & DCM_CFG_MSK_DWAY) \ + >> DCM_CFG_OFF_DWAY); +}
static inline unsigned long CACHE_LINE_SIZE(enum cache_t cache) { if (cache == ICACHE) return 8 << (((GET_ICM_CFG() & ICM_CFG_MSK_ISZ) \ - >> ICM_CFG_OFF_ISZ) - 1); + >> ICM_CFG_OFF_ISZ) - 1); else return 8 << (((GET_DCM_CFG() & DCM_CFG_MSK_DSZ) \ - >> DCM_CFG_OFF_DSZ) - 1); + >> DCM_CFG_OFF_DSZ) - 1); } +#endif
-void flush_dcache_range(unsigned long start, unsigned long end) +#ifndef CONFIG_SYS_ICACHE_OFF +void invalidate_icache_all(void) { - unsigned long line_size; + unsigned long end, line_size; + line_size = CACHE_LINE_SIZE(ICACHE); + end = line_size * CACHE_WAY(ICACHE) * CACHE_SET(ICACHE); + do { + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1I_IX_INVAL" : : "r" (end));
- line_size = CACHE_LINE_SIZE(DCACHE); + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1I_IX_INVAL" : : "r" (end));
- while (end > start) { - asm volatile ( - "\n\tcctl %0, L1D_VA_WB" - "\n\tcctl %0, L1D_VA_INVAL" - : - : "r" (start) - ); - start += line_size; - } + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1I_IX_INVAL" : : "r" (end)); + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1I_IX_INVAL" : : "r" (end)); + } while (end > 0); }
void invalidate_icache_range(unsigned long start, unsigned long end) @@ -50,27 +74,6 @@ void invalidate_icache_range(unsigned long start, unsigned long end) } }
-void invalidate_dcache_range(unsigned long start, unsigned long end) -{ - unsigned long line_size; - - line_size = CACHE_LINE_SIZE(DCACHE); - while (end > start) { - asm volatile ( - "\n\tcctl %0, L1D_VA_INVAL" - : - : "r"(start) - ); - start += line_size; - } -} - -void flush_cache(unsigned long addr, unsigned long size) -{ - flush_dcache_range(addr, addr + size); - invalidate_icache_range(addr, addr + size); -} - void icache_enable(void) { asm volatile ( @@ -107,6 +110,81 @@ int icache_status(void) return ret; }
+#else +void invalidate_icache_all(void) +{ +} + +void invalidate_icache_range(unsigned long start, unsigned long end) +{ +} + +void icache_enable(void) +{ +} + +void icache_disable(void) +{ +} + +int icache_status(void) +{ + return 0; +} + +#endif + +#ifndef CONFIG_SYS_DCACHE_OFF +void dcache_wbinval_all(void) +{ + unsigned long end, line_size; + line_size = CACHE_LINE_SIZE(DCACHE); + end = line_size * CACHE_WAY(DCACHE) * CACHE_SET(DCACHE); + do { + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1D_IX_WB" : : "r" (end)); + __asm__ volatile ("\n\tcctl %0, L1D_IX_INVAL" : : "r" (end)); + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1D_IX_WB" : : "r" (end)); + __asm__ volatile ("\n\tcctl %0, L1D_IX_INVAL" : : "r" (end)); + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1D_IX_WB" : : "r" (end)); + __asm__ volatile ("\n\tcctl %0, L1D_IX_INVAL" : : "r" (end)); + end -= line_size; + __asm__ volatile ("\n\tcctl %0, L1D_IX_WB" : : "r" (end)); + __asm__ volatile ("\n\tcctl %0, L1D_IX_INVAL" : : "r" (end)); + + } while (end > 0); +} + +void flush_dcache_range(unsigned long start, unsigned long end) +{ + unsigned long line_size; + + line_size = CACHE_LINE_SIZE(DCACHE); + + while (end > start) { + asm volatile ( + "\n\tcctl %0, L1D_VA_WB" + "\n\tcctl %0, L1D_VA_INVAL" : : "r" (start) + ); + start += line_size; + } +} + +void invalidate_dcache_range(unsigned long start, unsigned long end) +{ + unsigned long line_size; + + line_size = CACHE_LINE_SIZE(DCACHE); + while (end > start) { + asm volatile ( + "\n\tcctl %0, L1D_VA_INVAL" : : "r"(start) + ); + start += line_size; + } +} + void dcache_enable(void) { asm volatile ( @@ -131,7 +209,6 @@ void dcache_disable(void) int dcache_status(void) { int ret; - asm volatile ( "mfsr $p0, $mr8\n\t" "andi %0, $p0, 0x02\n\t" @@ -139,6 +216,52 @@ int dcache_status(void) : : "memory" ); - return ret; } + +#else +void dcache_wbinval_all(void) +{ +} + +void flush_dcache_range(unsigned long start, unsigned long end) +{ +} + +void invalidate_dcache_range(unsigned long start, unsigned long end) +{ +} + +void dcache_enable(void) +{ +} + +void dcache_disable(void) +{ +} + +int dcache_status(void) +{ + return 0; +} + +#endif + + +void flush_dcache_all(void) +{ + dcache_wbinval_all(); +} + +void cache_flush(void) +{ + flush_dcache_all(); + invalidate_icache_all(); +} + + +void flush_cache(unsigned long addr, unsigned long size) +{ + flush_dcache_range(addr, addr + size); + invalidate_icache_range(addr, addr + size); +} diff --git a/board/AndesTech/adp-ae3xx/Kconfig b/board/AndesTech/adp-ae3xx/Kconfig new file mode 100644 index 0000000..8ec69d6 --- /dev/null +++ b/board/AndesTech/adp-ae3xx/Kconfig @@ -0,0 +1,18 @@ +if TARGET_ADP_AE3XX + +config SYS_CPU + default "n1213" + +config SYS_BOARD + default "adp-ae3xx" + +config SYS_VENDOR + default "AndesTech" + +config SYS_SOC + default "ae3xx" + +config SYS_CONFIG_NAME + default "adp-ae3xx" + +endif diff --git a/board/AndesTech/adp-ae3xx/MAINTAINERS b/board/AndesTech/adp-ae3xx/MAINTAINERS new file mode 100644 index 0000000..02e5a19 --- /dev/null +++ b/board/AndesTech/adp-ae3xx/MAINTAINERS @@ -0,0 +1,6 @@ +ADP-AG101P BOARD +M: Andes uboot@andestech.com +S: Maintained +F: board/AndesTech/adp-ae3xx/ +F: include/configs/adp-ae3xx.h +F: configs/adp-ae3xx_defconfig diff --git a/board/AndesTech/adp-ae3xx/Makefile b/board/AndesTech/adp-ae3xx/Makefile new file mode 100644 index 0000000..842dfb4 --- /dev/null +++ b/board/AndesTech/adp-ae3xx/Makefile @@ -0,0 +1,8 @@ +# +# Copyright (C) 2016 Andes Technology Corporation +# Rick Chen, Andes Technology Corporation rick@andestech.com +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := adp-ae3xx.o diff --git a/board/AndesTech/adp-ae3xx/adp-ae3xx.c b/board/AndesTech/adp-ae3xx/adp-ae3xx.c new file mode 100644 index 0000000..ab174fa --- /dev/null +++ b/board/AndesTech/adp-ae3xx/adp-ae3xx.c @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2011 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#if defined(CONFIG_FTMAC100) +#include <netdev.h> +#endif +#include <linux/io.h> +#include <faraday/ftsdc010.h> +#include <faraday/ftsmc020.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscellaneous platform dependent initializations + */ +int board_init(void) +{ + /* + * refer to BOOT_PARAMETER_PA_BASE within + * "linux/arch/nds32/include/asm/misc_spec.h" + */ + printf("Board: %s\n" , CONFIG_SYS_BOARD); + gd->bd->bi_arch_number = MACH_TYPE_ADPAE3XX; + gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400; + return 0; +} + +int dram_init(void) +{ + unsigned long sdram_base = PHYS_SDRAM_0; + unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE; + unsigned long actual_size; + actual_size = get_ram_size((void *)sdram_base, expected_size); + gd->ram_size = actual_size; + if (expected_size != actual_size) { + printf("Warning: Only %lu of %lu MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + } + + return 0; +} + +int dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_0; + gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE; + gd->bd->bi_dram[1].start = PHYS_SDRAM_1; + gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE; + + return 0; +} + +#if defined(CONFIG_FTMAC100) +int board_eth_init(bd_t *bd) +{ + return ftmac100_initialize(bd); +} +#endif + +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + if (banknum == 0) { /* non-CFI boot flash */ + info->portwidth = FLASH_CFI_8BIT; + info->chipwidth = FLASH_CFI_BY8; + info->interface = FLASH_CFI_X8; + return 1; + } else { + return 0; + } +} + +int board_mmc_init(bd_t *bis) +{ +#ifndef CONFIG_DM_MMC +#ifdef CONFIG_FTSDC010 + ftsdc010_mmc_init(0); +#endif +#endif + return 0; +} diff --git a/board/AndesTech/adp-ag101p/adp-ag101p.c b/board/AndesTech/adp-ag101p/adp-ag101p.c index 805a266..0fd6fb0 100644 --- a/board/AndesTech/adp-ag101p/adp-ag101p.c +++ b/board/AndesTech/adp-ag101p/adp-ag101p.c @@ -7,8 +7,10 @@ */
#include <common.h> +#if defined(CONFIG_FTMAC100) #include <netdev.h> -#include <asm/io.h> +#endif +#include <linux/io.h>
#include <faraday/ftsdc010.h> #include <faraday/ftsmc020.h> @@ -25,6 +27,7 @@ int board_init(void) * refer to BOOT_PARAMETER_PA_BASE within * "linux/arch/nds32/include/asm/misc_spec.h" */ + printf("Board: %s\n" , CONFIG_SYS_BOARD); gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P; gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
@@ -59,10 +62,12 @@ int dram_init_banksize(void) return 0; }
+#if defined(CONFIG_FTMAC100) int board_eth_init(bd_t *bd) { return ftmac100_initialize(bd); } +#endif
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) { @@ -78,6 +83,8 @@ ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
int board_mmc_init(bd_t *bis) { +#ifdef CONFIG_FTSDC010 ftsdc010_mmc_init(0); +#endif return 0; } diff --git a/configs/adp-ae3xx_defconfig b/configs/adp-ae3xx_defconfig new file mode 100644 index 0000000..95df275 --- /dev/null +++ b/configs/adp-ae3xx_defconfig @@ -0,0 +1,25 @@ +CONFIG_NDS32=y +CONFIG_TARGET_ADP_AE3XX=y +CONFIG_DEFAULT_DEVICE_TREE="ae3xx" +CONFIG_FIT=y +CONFIG_BOOTDELAY=3 +CONFIG_SYS_PROMPT="NDS32 # " +CONFIG_CMD_MMC=y +# CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_DATE=y +CONFIG_CMD_EXT2=y +CONFIG_CMD_FAT=y +CONFIG_MMC=y +CONFIG_MTD_NOR_FLASH=y +CONFIG_BAUDRATE=38400 +CONFIG_OF_CONTROL=y +CONFIG_DM=y +CONFIG_MTD=y +CONFIG_CFI_FLASH=y +CONFIG_DM_SERIAL=y +CONFIG_SYS_NS16550=y +CONFIG_TIMER=y +CONFIG_AE3XX_TIMER=y diff --git a/configs/adp-ag101p_defconfig b/configs/adp-ag101p_defconfig index 685a961..afcfa18 100644 --- a/configs/adp-ag101p_defconfig +++ b/configs/adp-ag101p_defconfig @@ -6,6 +6,7 @@ CONFIG_BOOTDELAY=3 CONFIG_SYS_PROMPT="NDS32 # " CONFIG_CMD_MMC=y # CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_DHCP=y CONFIG_CMD_PING=y CONFIG_CMD_CACHE=y CONFIG_CMD_DATE=y diff --git a/drivers/timer/Kconfig b/drivers/timer/Kconfig index 356fa29..17e7dfe 100644 --- a/drivers/timer/Kconfig +++ b/drivers/timer/Kconfig @@ -75,9 +75,15 @@ config ARC_TIMER in U-Boot.
config AG101P_TIMER - bool "Ag101p timer support" - depends on TIMER + bool "AG101P timer support" + depends on TIMER && NDS32 + help + Select this to enable a timer for AG01P devices. + +config AE3XX_TIMER + bool "AE3XX timer support" + depends on TIMER && NDS32 help - Select this to enable a timer for Ag101p devices. + Select this to enable a timer for AE3XX devices.
endmenu diff --git a/drivers/timer/Makefile b/drivers/timer/Makefile index 3dad956..ced7bd6 100644 --- a/drivers/timer/Makefile +++ b/drivers/timer/Makefile @@ -13,3 +13,4 @@ obj-$(CONFIG_AST_TIMER) += ast_timer.o obj-$(CONFIG_STI_TIMER) += sti-timer.o obj-$(CONFIG_ARC_TIMER) += arc_timer.o obj-$(CONFIG_AG101P_TIMER) += ag101p_timer.o +obj-$(CONFIG_AE3XX_TIMER) += ae3xx_timer.o diff --git a/drivers/timer/ae3xx_timer.c b/drivers/timer/ae3xx_timer.c new file mode 100644 index 0000000..7ccb3eb --- /dev/null +++ b/drivers/timer/ae3xx_timer.c @@ -0,0 +1,117 @@ +/* + * Andestech ATCPIT100 timer driver + * + * (C) Copyright 2016 + * Rick Chen, NDS32 Software Engineering, rick@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <common.h> +#include <dm.h> +#include <errno.h> +#include <timer.h> +#include <linux/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define REG32_TMR(x) (*(unsigned long *) ((plat->regs) + (x>>2))) + +/* + * Definition of register offsets + */ + +/* ID and Revision Register */ +#define ID_REV 0x0 + +/* Configuration Register */ +#define CFG 0x10 + +/* Interrupt Enable Register */ +#define INT_EN 0x14 +#define CH_INT_EN(c , i) ((1<<i)<<(4*c)) + +/* Interrupt Status Register */ +#define INT_STA 0x18 +#define CH_INT_STA(c , i) ((1<<i)<<(4*c)) + +/* Channel Enable Register */ +#define CH_EN 0x1C +#define CH_TMR_EN(c , t) ((1<<t)<<(4*c)) + +/* Ch n Control REgister */ +#define CH_CTL(n) (0x20+0x10*n) +/* Channel clock source , bit 3 , 0:External clock , 1:APB clock */ +#define APB_CLK (1<<3) +/* Channel mode , bit 0~2 */ +#define TMR_32 1 +#define TMR_16 2 +#define TMR_8 3 +#define PWM 4 + +#define CH_REL(n) (0x24+0x10*n) +#define CH_CNT(n) (0x28+0x10*n) + +struct atctmr_timer_regs { + u32 id_rev; /* 0x00 */ + u32 reservd[3]; /* 0x04 ~ 0x0c */ + u32 cfg; /* 0x10 */ + u32 int_en; /* 0x14 */ + u32 int_st; /* 0x18 */ + u32 ch_en; /* 0x1c */ + u32 ch0_ctrl; /* 0x20 */ + u32 ch0_reload; /* 0x24 */ + u32 ch0_cntr; /* 0x28 */ + u32 reservd1; /* 0x2c */ + u32 ch1_ctrl; /* 0x30 */ + u32 ch1_reload; /* 0x34 */ + u32 int_mask; /* 0x38 */ +}; + +struct atftmr_timer_platdata { + unsigned long *regs; +}; + +static int atftmr_timer_get_count(struct udevice *dev, u64 *count) +{ + struct atftmr_timer_platdata *plat = dev->platdata; + u32 val; + val = ~(REG32_TMR(CH_CNT(1))+0xffffffff); + *count = timer_conv_64(val); + return 0; +} + +static int atctmr_timer_probe(struct udevice *dev) +{ + struct atftmr_timer_platdata *plat = dev->platdata; + REG32_TMR(CH_REL(1)) = 0xffffffff; + REG32_TMR(CH_CTL(1)) = APB_CLK|TMR_32; + REG32_TMR(CH_EN) |= CH_TMR_EN(1 , 0); + return 0; +} + +static int atctme_timer_ofdata_to_platdata(struct udevice *dev) +{ + struct atftmr_timer_platdata *plat = dev_get_platdata(dev); + plat->regs = map_physmem(dev_get_addr(dev) , 0x100 , MAP_NOCACHE); + return 0; +} + +static const struct timer_ops ag101p_timer_ops = { + .get_count = atftmr_timer_get_count, +}; + +static const struct udevice_id ag101p_timer_ids[] = { + { .compatible = "andestech,atcpit100" }, + {} +}; + +U_BOOT_DRIVER(altera_timer) = { + .name = "ae3xx_timer", + .id = UCLASS_TIMER, + .of_match = ag101p_timer_ids, + .ofdata_to_platdata = atctme_timer_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct atftmr_timer_platdata), + .probe = atctmr_timer_probe, + .ops = &ag101p_timer_ops, + .flags = DM_FLAG_PRE_RELOC, +}; diff --git a/include/configs/adp-ae3xx.h b/include/configs/adp-ae3xx.h new file mode 100644 index 0000000..edc742d --- /dev/null +++ b/include/configs/adp-ae3xx.h @@ -0,0 +1,260 @@ +/* + * Copyright (C) 2011 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation nobuhiro@andestech.com + * Macpaul Lin, Andes Technology Corporation macpaul@andestech.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <asm/arch-ae3xx/ae3xx.h> + +/* + * CPU and Board Configuration Options + */ +#define CONFIG_USE_INTERRUPT + +#define CONFIG_SKIP_LOWLEVEL_INIT + +#define CONFIG_SKIP_TRUNOFF_WATCHDOG + +#define CONFIG_CMDLINE_EDITING +#define CONFIG_PANIC_HANG + +#define CONFIG_SYS_ICACHE_OFF +#define CONFIG_SYS_DCACHE_OFF + +#define CONFIG_BOOTP_SEND_HOSTNAME +#define CONFIG_BOOTP_SERVERIP + +#ifdef CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_SYS_TEXT_BASE 0x00500000 +#ifdef CONFIG_OF_CONTROL +#undef CONFIG_OF_SEPARATE +#define CONFIG_OF_EMBED +#endif +#else + +#define CONFIG_SYS_TEXT_BASE 0x80000000 +#endif + +/* + * Timer + */ +#define CONFIG_SYS_CLK_FREQ 39062500 +#define VERSION_CLOCK CONFIG_SYS_CLK_FREQ + +/* + * Use Externel CLOCK or PCLK + */ +#undef CONFIG_FTRTC010_EXTCLK + +#ifndef CONFIG_FTRTC010_EXTCLK +#define CONFIG_FTRTC010_PCLK +#endif + +#ifdef CONFIG_FTRTC010_EXTCLK +#define TIMER_CLOCK 32768 /* CONFIG_FTRTC010_EXTCLK */ +#else +#define TIMER_CLOCK CONFIG_SYS_HZ /* CONFIG_FTRTC010_PCLK */ +#endif + +#define TIMER_LOAD_VAL 0xffffffff + +/* + * Real Time Clock + */ +#define CONFIG_RTC_FTRTC010 + +/* + * Real Time Clock Divider + * RTC_DIV_COUNT (OSC_CLK/OSC_5MHZ) + */ +#define OSC_5MHZ (5*1000000) +#define OSC_CLK (4*OSC_5MHZ) +#define RTC_DIV_COUNT (0.5) /* Why?? */ + +/* + * Serial console configuration + */ + +/* FTUART is a high speed NS 16C550A compatible UART, addr: 0x99600000 */ +#define CONFIG_CONS_INDEX 1 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_COM1 CONFIG_FTUART010_02_BASE +#ifndef CONFIG_DM_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#endif +#define CONFIG_SYS_NS16550_CLK ((18432000 * 20) / 25) /* AG101P */ + +/* + * Ethernet + */ +#define CONFIG_FTMAC100 + +/* + * SD (MMC) controller + */ +#define CONFIG_FTSDC010 +#define CONFIG_FTSDC010_NUMBER 1 +#define CONFIG_FTSDC010_SDIO + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ + +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE \ + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) + +/* max number of command args */ +#define CONFIG_SYS_MAXARGS 16 + +/* Boot Argument Buffer Size */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +/* + * Size of malloc() pool + */ +/* 512kB is suggested, (CONFIG_ENV_SIZE + 128 * 1024) was not enough */ +#define CONFIG_SYS_MALLOC_LEN (512 << 10) + +/* + * Physical Memory Map + */ +#define PHYS_SDRAM_0 0x00000000 /* SDRAM Bank #1 */ + +#define PHYS_SDRAM_1 \ + (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) /* SDRAM Bank #2 */ + +#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 bank of DRAM */ + +#define PHYS_SDRAM_0_SIZE 0x20000000 /* 512 MB */ +#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */ + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_0 + +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0xA0000 - \ + GENERATED_GBL_DATA_SIZE) + +/* + * Load address and memory test area should agree with + * arch/nds32/config.mk. Be careful not to overwrite U-Boot itself. + */ +#define CONFIG_SYS_LOAD_ADDR 0x300000 + +/* memtest works on 63 MB in DRAM */ +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_0 +#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_0 + 0x03F00000) + +/* + * Static memory controller configuration + */ +#define CONFIG_FTSMC020 + +#ifdef CONFIG_FTSMC020 +#include <faraday/ftsmc020.h> + +#define CONFIG_SYS_FTSMC020_CONFIGS { \ + { FTSMC020_BANK0_CONFIG, FTSMC020_BANK0_TIMING, }, \ + { FTSMC020_BANK1_CONFIG, FTSMC020_BANK1_TIMING, }, \ +} + +#ifndef CONFIG_SKIP_LOWLEVEL_INIT /* FLASH is on BANK 0 */ +#define FTSMC020_BANK0_LOWLV_CONFIG (FTSMC020_BANK_ENABLE | \ + FTSMC020_BANK_SIZE_32M | \ + FTSMC020_BANK_MBW_32) + +#define FTSMC020_BANK0_LOWLV_TIMING (FTSMC020_TPR_RBE | \ + FTSMC020_TPR_AST(1) | \ + FTSMC020_TPR_CTW(1) | \ + FTSMC020_TPR_ATI(1) | \ + FTSMC020_TPR_AT2(1) | \ + FTSMC020_TPR_WTC(1) | \ + FTSMC020_TPR_AHT(1) | \ + FTSMC020_TPR_TRNA(1)) +#endif + +/* + * FLASH on ADP_AG101P is connected to BANK0 + * Just disalbe the other BANK to avoid detection error. + */ +#define FTSMC020_BANK0_CONFIG (FTSMC020_BANK_ENABLE | \ + FTSMC020_BANK_BASE(PHYS_FLASH_1) | \ + FTSMC020_BANK_SIZE_32M | \ + FTSMC020_BANK_MBW_32) + +#define FTSMC020_BANK0_TIMING (FTSMC020_TPR_AST(3) | \ + FTSMC020_TPR_CTW(3) | \ + FTSMC020_TPR_ATI(0xf) | \ + FTSMC020_TPR_AT2(3) | \ + FTSMC020_TPR_WTC(3) | \ + FTSMC020_TPR_AHT(3) | \ + FTSMC020_TPR_TRNA(0xf)) + +#define FTSMC020_BANK1_CONFIG (0x00) +#define FTSMC020_BANK1_TIMING (0x00) +#endif /* CONFIG_FTSMC020 */ + +/* + * FLASH and environment organization + */ +/* use CFI framework */ +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_FLASH_CFI_DRIVER + +#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE +#define CONFIG_SYS_CFI_FLASH_STATUS_POLL + +/* support JEDEC */ +#ifdef CONFIG_CFI_FLASH +#define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 1 +#endif + +/* Do not use CONFIG_FLASH_CFI_LEGACY to detect on board flash */ +#define PHYS_FLASH_1 0x88000000 /* BANK 0 */ +#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 +#define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, } +#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1 + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* TO for Flash Erase (ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* TO for Flash Write (ms) */ + +/* max number of memory banks */ +/* + * There are 4 banks supported for this Controller, + * but we have only 1 bank connected to flash on board + */ +#ifndef CONFIG_SYS_MAX_FLASH_BANKS_DETECT +#define CONFIG_SYS_MAX_FLASH_BANKS 1 +#endif +#define CONFIG_SYS_FLASH_BANKS_SIZES {0x4000000} + +/* max number of sectors on one chip */ +#define CONFIG_FLASH_SECTOR_SIZE (0x10000*2) +#define CONFIG_ENV_SECT_SIZE CONFIG_FLASH_SECTOR_SIZE +#define CONFIG_SYS_MAX_FLASH_SECT 512 + +/* environments */ +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x140000) +#define CONFIG_ENV_SIZE 8192 +#define CONFIG_ENV_OVERWRITE + +/* + * For booting Linux, the board info and command line data + * have to be in the first 16 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ + +/* Initial Memory map for Linux*/ +#define CONFIG_SYS_BOOTMAPSZ (64 << 20) +/* Increase max gunzip size */ +#define CONFIG_SYS_BOOTM_LEN (64 << 20) + +#endif /* __CONFIG_H */ diff --git a/include/configs/adp-ag101p.h b/include/configs/adp-ag101p.h index 106b591..bc122d3 100644 --- a/include/configs/adp-ag101p.h +++ b/include/configs/adp-ag101p.h @@ -20,12 +20,13 @@
#define CONFIG_SKIP_LOWLEVEL_INIT
-/* - * Definitions related to passing arguments to kernel. - */ -#define CONFIG_CMDLINE_TAG /* send commandline to Kernel */ -#define CONFIG_SETUP_MEMORY_TAGS /* send memory definition to kernel */ -#define CONFIG_INITRD_TAG /* send initrd params */ +#define CONFIG_CMDLINE_EDITING + +#define CONFIG_SYS_ICACHE_OFF +#define CONFIG_SYS_DCACHE_OFF + +#define CONFIG_BOOTP_SEND_HOSTNAME +#define CONFIG_BOOTP_SERVERIP
#ifndef CONFIG_SKIP_LOWLEVEL_INIT #define CONFIG_MEM_REMAP @@ -99,7 +100,6 @@ */ #define CONFIG_FTMAC100
- /* * SD (MMC) controller */ @@ -352,7 +352,9 @@ * There are 4 banks supported for this Controller, * but we have only 1 bank connected to flash on board */ +#ifndef CONFIG_SYS_MAX_FLASH_BANKS_DETECT #define CONFIG_SYS_MAX_FLASH_BANKS 1 +#endif #define CONFIG_SYS_FLASH_BANKS_SIZES {0x4000000}
/* max number of sectors on one chip */ @@ -366,4 +368,15 @@ #define CONFIG_ENV_SIZE 8192 #define CONFIG_ENV_OVERWRITE
+/* + * For booting Linux, the board info and command line data + * have to be in the first 16 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ + +/* Initial Memory map for Linux*/ +#define CONFIG_SYS_BOOTMAPSZ (64 << 20) +/* Increase max gunzip size */ +#define CONFIG_SYS_BOOTM_LEN (64 << 20) + #endif /* __CONFIG_H */