From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c | 140 ++++++++++++++++++++++++++++ 1 file changed, 140 insertions(+) create mode 100644 qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c (limited to 'qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c') diff --git a/qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c b/qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c new file mode 100644 index 000000000..197ff3ef3 --- /dev/null +++ b/qemu/roms/u-boot/board/pxa255_idp/pxa_idp.c @@ -0,0 +1,140 @@ +/* + * (C) Copyright 2002 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * (C) Copyright 2004 + * BEC Systems + * Cliff Brake + * Support for Accelent/Vibren PXA255 IDP + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init (void) +{ + /* We have RAM, disable cache */ + dcache_disable(); + icache_disable(); + + /* arch number of Lubbock-Board */ + gd->bd->bi_arch_number = MACH_TYPE_PXA_IDP; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + /* turn on serial ports */ + *(volatile unsigned int *)(PXA_CS5_PHYS + 0x03C0002c) = 0x13; + + /* set PWM for LCD */ + /* a value that works is 60Hz, 77% duty cycle */ + writel(readl(CKEN) | CKEN0_PWM0, CKEN); + writel(0x3f, PWM_CTRL0); + writel(0x3ff, PWM_PERVAL0); + writel(792, PWM_PWDUTY0); + + /* clear reset to AC97 codec */ + writel(readl(CKEN) | CKEN2_AC97, CKEN); + writel(GCR_COLD_RST, GCR); + + /* enable LCD backlight */ + /* *(volatile unsigned int *)(PXA_CS5_PHYS + 0x03C00030) = 0x7; */ + + /* test display */ + /* lcd_puts("This is a test\nTest #2\n"); */ + + return 0; +} + +#ifdef CONFIG_CMD_MMC +int board_mmc_init(bd_t *bis) +{ + pxa_mmc_register(0); + return 0; +} +#endif + +int board_late_init(void) +{ + setenv("stdout", "serial"); + setenv("stderr", "serial"); + return 0; +} + +int dram_init(void) +{ + pxa2xx_dram_init(); + gd->ram_size = PHYS_SDRAM_1_SIZE; + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; +} + +#ifdef DEBUG_BLINKC_ENABLE + +void delay_c(void) +{ + /* reset OSCR to 0 */ + writel(0, OSCR); + while (readl(OSCR) > 0x10000) + ; + + while (readl(OSCR) < 0xd4000) + ; +} + +void blink_c(void) +{ + int led_bit = (1<<10); + + writel(led_bit, GPDR0); + writel(led_bit, GPCR0); + delay_c(); + writel(led_bit, GPSR0); + delay_c(); + writel(led_bit, GPCR0); +} + +int do_idpcmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + printf("IDPCMD started\n"); + return 0; +} + +U_BOOT_CMD(idpcmd, CONFIG_SYS_MAXARGS, 0, do_idpcmd, + "custom IDP command", + "no args at this time" +); + +#endif + +#ifdef CONFIG_CMD_NET +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC91111 + rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); +#endif + return rc; +} +#endif -- cgit 1.2.3-korg