diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/syteco/jadecpu | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/board/syteco/jadecpu')
-rw-r--r-- | qemu/roms/u-boot/board/syteco/jadecpu/Makefile | 13 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/syteco/jadecpu/jadecpu.c | 160 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/syteco/jadecpu/lowlevel_init.S | 249 |
3 files changed, 422 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/syteco/jadecpu/Makefile b/qemu/roms/u-boot/board/syteco/jadecpu/Makefile new file mode 100644 index 000000000..74264361e --- /dev/null +++ b/qemu/roms/u-boot/board/syteco/jadecpu/Makefile @@ -0,0 +1,13 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2008 +# Stelian Pop <stelian@popies.net> +# Lead Tech Design <www.leadtechdesign.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += jadecpu.o +obj-y += lowlevel_init.o diff --git a/qemu/roms/u-boot/board/syteco/jadecpu/jadecpu.c b/qemu/roms/u-boot/board/syteco/jadecpu/jadecpu.c new file mode 100644 index 000000000..6c60a41e3 --- /dev/null +++ b/qemu/roms/u-boot/board/syteco/jadecpu/jadecpu.c @@ -0,0 +1,160 @@ +/* + * (c) 2010 Graf-Syteco, Matthias Weisser + * <weisserm@arcor.de> + * + * (C) Copyright 2007, mycable GmbH + * Carsten Schneider <cs@mycable.de>, Alexander Bigga <ab@mycable.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <netdev.h> +#include <asm/io.h> +#include <asm/arch/mb86r0x.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscellaneous platform dependent initialisations + */ +int board_init(void) +{ + struct mb86r0x_ccnt * ccnt = (struct mb86r0x_ccnt *) + MB86R0x_CCNT_BASE; + + /* We select mode 0 for group 2 and mode 1 for group 4 */ + writel(0x00000010, &ccnt->cmux_md); + + gd->flags = 0; + gd->bd->bi_boot_params = PHYS_SDRAM + PHYS_SDRAM_SIZE - 0x10000; + + icache_enable(); + dcache_enable(); + + return 0; +} + +static void setup_display_power(uint32_t pwr_bit, char *pwm_opts, + unsigned long pwm_base) +{ + struct mb86r0x_gpio *gpio = (struct mb86r0x_gpio *) + MB86R0x_GPIO_BASE; + struct mb86r0x_pwm *pwm = (struct mb86r0x_pwm *) pwm_base; + const char *e; + + writel(readl(&gpio->gpdr2) | pwr_bit, &gpio->gpdr2); + + e = getenv(pwm_opts); + if (e != NULL) { + const char *s; + uint32_t freq, init; + + freq = 0; + init = 0; + + s = strchr(e, 'f'); + if (s != NULL) + freq = simple_strtol(s + 2, NULL, 0); + + s = strchr(e, 'i'); + if (s != NULL) + init = simple_strtol(s + 2, NULL, 0); + + if (freq > 0) { + writel(CONFIG_MB86R0x_IOCLK / 1000 / freq, + &pwm->bcr); + writel(1002, &pwm->tpr); + writel(1, &pwm->pr); + writel(init * 10 + 1, &pwm->dr); + writel(1, &pwm->cr); + writel(1, &pwm->sr); + } + } +} + +int board_late_init(void) +{ + struct mb86r0x_gpio *gpio = (struct mb86r0x_gpio *) + MB86R0x_GPIO_BASE; + uint32_t in_word; + +#ifdef CONFIG_VIDEO_MB86R0xGDC + /* Check if we have valid display settings and turn on power if so */ + /* Display 0 */ + if (getenv("gs_dsp_0_param") || getenv("videomode")) + setup_display_power((1 << 3), "gs_dsp_0_pwm", + MB86R0x_PWM0_BASE); + + /* The corresponding GPIO is always an output */ + writel(readl(&gpio->gpddr2) | (1 << 3), &gpio->gpddr2); + + /* Display 1 */ + if (getenv("gs_dsp_1_param") || getenv("videomode1")) + setup_display_power((1 << 4), "gs_dsp_1_pwm", + MB86R0x_PWM1_BASE); + + /* The corresponding GPIO is always an output */ + writel(readl(&gpio->gpddr2) | (1 << 4), &gpio->gpddr2); +#endif /* CONFIG_VIDEO_MB86R0xGDC */ + + /* 5V enable */ + writel(readl(&gpio->gpdr1) & ~(1 << 5), &gpio->gpdr1); + writel(readl(&gpio->gpddr1) | (1 << 5), &gpio->gpddr1); + + /* We have special boot options if told by GPIOs */ + in_word = readl(&gpio->gpdr1); + + if ((in_word & 0xC0) == 0xC0) { + setenv("stdin", "serial"); + setenv("stdout", "serial"); + setenv("stderr", "serial"); + setenv("preboot", "run gs_slow_boot"); + } else if ((in_word & 0xC0) != 0) { + setenv("stdout", "vga"); + setenv("preboot", "run gs_slow_boot"); + } else { + setenv("stdin", "serial"); + setenv("stdout", "serial"); + setenv("stderr", "serial"); + if (getenv("gs_devel")) { + setenv("preboot", "run gs_slow_boot"); + } else { + setenv("preboot", "run gs_fast_boot"); + } + } + + return 0; +} + +int misc_init_r(void) +{ + return 0; +} + +/* + * DRAM configuration + */ +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, + PHYS_SDRAM_SIZE); + + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = gd->ram_size; +} + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC911X + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); +#endif + return rc; +} diff --git a/qemu/roms/u-boot/board/syteco/jadecpu/lowlevel_init.S b/qemu/roms/u-boot/board/syteco/jadecpu/lowlevel_init.S new file mode 100644 index 000000000..9568cec9a --- /dev/null +++ b/qemu/roms/u-boot/board/syteco/jadecpu/lowlevel_init.S @@ -0,0 +1,249 @@ +/* + * Board specific setup info + * + * (C) Copyright 2007, mycable GmbH + * Carsten Schneider <cs@mycable.de>, Alexander Bigga <ab@mycable.de> + * + * (C) Copyright 2003, ARM Ltd. + * Philippe Robin, <philippe.robin@arm.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> +#include <version.h> +#include <asm/macro.h> +#include <asm/arch/mb86r0x.h> +#include <generated/asm-offsets.h> + +/* Set up the platform, once the cpu has been initialized */ +.globl lowlevel_init +lowlevel_init: +/* + * Initialize Clock Reset Generator (CRG) + */ + + ldr r0, =MB86R0x_CRG_BASE + + /* Not change the initial value that is set by external pin.*/ +WAIT_PLL: + ldr r2, [r0, #CRG_CRPR] /* Wait for PLLREADY */ + tst r2, #MB86R0x_CRG_CRPR_PLLRDY + beq WAIT_PLL + + /* Set clock gate control */ + ldr r1, =CONFIG_SYS_CRG_CRHA_INIT + str r1, [r0, #CRG_CRHA] + ldr r1, =CONFIG_SYS_CRG_CRPA_INIT + str r1, [r0, #CRG_CRPA] + ldr r1, =CONFIG_SYS_CRG_CRPB_INIT + str r1, [r0, #CRG_CRPB] + ldr r1, =CONFIG_SYS_CRG_CRHB_INIT + str r1, [r0, #CRG_CRHB] + ldr r1, =CONFIG_SYS_CRG_CRAM_INIT + str r1, [r0, #CRG_CRAM] + +/* + * Initialize External Bus Interface + */ + ldr r0, =MB86R0x_MEMC_BASE + + ldr r1, =CONFIG_SYS_MEMC_MCFMODE0_INIT + str r1, [r0, #MEMC_MCFMODE0] + ldr r1, =CONFIG_SYS_MEMC_MCFMODE2_INIT + str r1, [r0, #MEMC_MCFMODE2] + ldr r1, =CONFIG_SYS_MEMC_MCFMODE4_INIT + str r1, [r0, #MEMC_MCFMODE4] + + ldr r1, =CONFIG_SYS_MEMC_MCFTIM0_INIT + str r1, [r0, #MEMC_MCFTIM0] + ldr r1, =CONFIG_SYS_MEMC_MCFTIM2_INIT + str r1, [r0, #MEMC_MCFTIM2] + ldr r1, =CONFIG_SYS_MEMC_MCFTIM4_INIT + str r1, [r0, #MEMC_MCFTIM4] + + ldr r1, =CONFIG_SYS_MEMC_MCFAREA0_INIT + str r1, [r0, #MEMC_MCFAREA0] + ldr r1, =CONFIG_SYS_MEMC_MCFAREA2_INIT + str r1, [r0, #MEMC_MCFAREA2] + ldr r1, =CONFIG_SYS_MEMC_MCFAREA4_INIT + str r1, [r0, #MEMC_MCFAREA4] + +/* + * Initialize DDR2 Controller + */ + + /* Wait for PLL LOCK up time or more */ + wait_timer 20 + + /* + * (2) Initialize DDRIF + */ + ldr r0, =MB86R0x_DDR2_BASE + ldr r1, =CONFIG_SYS_DDR2_DRIMS_INIT + strh r1, [r0, #DDR2_DRIMS] + + /* + * (3) Wait for 20MCKPs(120nsec) or more + */ + wait_timer 20 + + /* + * (4) IRESET/IUSRRST release + */ + ldr r0, =MB86R0x_CCNT_BASE + ldr r1, =CONFIG_SYS_CCNT_CDCRC_INIT_1 + str r1, [r0, #CCNT_CDCRC] + + /* + * (5) Wait for 20MCKPs(120nsec) or more + */ + wait_timer 20 + + /* + * (6) IDLLRST release + */ + ldr r0, =MB86R0x_CCNT_BASE + ldr r1, =CONFIG_SYS_CCNT_CDCRC_INIT_2 + str r1, [r0, #CCNT_CDCRC] + + /* + * (7+8) Wait for 200us(=200000ns) or more (DDR2 Spec) + */ + wait_timer 33536 + + /* + * (9) MCKE ON + */ + ldr r0, =MB86R0x_DDR2_BASE + ldr r1, =CONFIG_SYS_DDR2_DRIC1_INIT + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_DRIC2_INIT + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =CONFIG_SYS_DDR2_DRCA_INIT + strh r1, [r0, #DDR2_DRCA] + ldr r1, =MB86R0x_DDR2_DRCI_INIT + strh r1, [r0, #DDR2_DRIC] + + /* + * (10) Initialize SDRAM + */ + + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + wait_timer 67 /* 400ns wait */ + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_1 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_1 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_2 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_2 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_3 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_3 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_4 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_4 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_5 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_5 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + wait_timer 200 + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_6 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_6 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_7 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_7 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + wait_timer 18 /* 105ns wait */ + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_8 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_8 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + wait_timer 200 /* MRS to OCD: 200clock */ + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_9 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_9 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_10 + strh r1, [r0, #DDR2_DRIC1] + ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_10 + strh r1, [r0, #DDR2_DRIC2] + ldr r1, =MB86R0x_DDR2_DRCI_CMD + strh r1, [r0, #DDR2_DRIC] + + ldr r1, =CONFIG_SYS_DDR2_DRCM_INIT + strh r1, [r0, #DDR2_DRCM] + + ldr r1, =CONFIG_SYS_DDR2_DRCST1_INIT + strh r1, [r0, #DDR2_DRCST1] + + ldr r1, =CONFIG_SYS_DDR2_DRCST2_INIT + strh r1, [r0, #DDR2_DRCST2] + + ldr r1, =CONFIG_SYS_DDR2_DRCR_INIT + strh r1, [r0, #DDR2_DRCR] + + ldr r1, =CONFIG_SYS_DDR2_DRCF_INIT + strh r1, [r0, #DDR2_DRCF] + + ldr r1, =CONFIG_SYS_DDR2_DRASR_INIT + strh r1, [r0, #DDR2_DRASR] + + /* + * (11) ODT setting + */ + ldr r1, =CONFIG_SYS_DDR2_DROBS_INIT + strh r1, [r0, #DDR2_DROBS] + ldr r1, =CONFIG_SYS_DDR2_DROABA_INIT + strh r1, [r0, #DDR2_DROABA] + ldr r1, =CONFIG_SYS_DDR2_DRIBSODT1_INIT + strh r1, [r0, #DDR2_DRIBSODT1] + + /* + * (12) Shift to ODTCONT ON (SDRAM side) and DDR2 usual operation mode + */ + ldr r1, =CONFIG_SYS_DDR2_DROS_INIT + strh r1, [r0, #DDR2_DROS] + ldr r1, =MB86R0x_DDR2_DRCI_NORMAL + strh r1, [r0, #DDR2_DRIC] + + mov pc, lr |