--- /dev/null
+/*
+ * Copyright (C) 2009
+ * Marek Vasut <marek.vasut@gmail.com>
+ *
+ * Heavily based on pxa255_idp platform
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <serial.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa.h>
+#include <asm/arch/regs-mmc.h>
+#include <spi.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_CMD_SPI
+void lcd_start(void);
+#else
+inline void lcd_start(void) {};
+#endif
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+int board_init(void)
+{
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
+ /* arch number of Z2 */
+ gd->bd->bi_arch_number = MACH_TYPE_ZIPIT2;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0xa0000100;
+
+ /* Enable LCD */
+ lcd_start();
+
+ 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 CONFIG_CMD_MMC
+int board_mmc_init(bd_t *bis)
+{
+ pxa_mmc_register(0);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_CMD_SPI
+
+struct {
+ unsigned char reg;
+ unsigned short data;
+ unsigned char mdelay;
+} lcd_data[] = {
+ { 0x07, 0x0000, 0 },
+ { 0x13, 0x0000, 10 },
+ { 0x11, 0x3004, 0 },
+ { 0x14, 0x200F, 0 },
+ { 0x10, 0x1a20, 0 },
+ { 0x13, 0x0040, 50 },
+ { 0x13, 0x0060, 0 },
+ { 0x13, 0x0070, 200 },
+ { 0x01, 0x0127, 0 },
+ { 0x02, 0x0700, 0 },
+ { 0x03, 0x1030, 0 },
+ { 0x08, 0x0208, 0 },
+ { 0x0B, 0x0620, 0 },
+ { 0x0C, 0x0110, 0 },
+ { 0x30, 0x0120, 0 },
+ { 0x31, 0x0127, 0 },
+ { 0x32, 0x0000, 0 },
+ { 0x33, 0x0503, 0 },
+ { 0x34, 0x0727, 0 },
+ { 0x35, 0x0124, 0 },
+ { 0x36, 0x0706, 0 },
+ { 0x37, 0x0701, 0 },
+ { 0x38, 0x0F00, 0 },
+ { 0x39, 0x0F00, 0 },
+ { 0x40, 0x0000, 0 },
+ { 0x41, 0x0000, 0 },
+ { 0x42, 0x013f, 0 },
+ { 0x43, 0x0000, 0 },
+ { 0x44, 0x013f, 0 },
+ { 0x45, 0x0000, 0 },
+ { 0x46, 0xef00, 0 },
+ { 0x47, 0x013f, 0 },
+ { 0x48, 0x0000, 0 },
+ { 0x07, 0x0015, 30 },
+ { 0x07, 0x0017, 0 },
+ { 0x20, 0x0000, 0 },
+ { 0x21, 0x0000, 0 },
+ { 0x22, 0x0000, 0 },
+};
+
+void zipitz2_spi_sda(int set)
+{
+ /* GPIO 13 */
+ if (set)
+ writel((1 << 13), GPSR0);
+ else
+ writel((1 << 13), GPCR0);
+}
+
+void zipitz2_spi_scl(int set)
+{
+ /* GPIO 22 */
+ if (set)
+ writel((1 << 22), GPCR0);
+ else
+ writel((1 << 22), GPSR0);
+}
+
+unsigned char zipitz2_spi_read(void)
+{
+ /* GPIO 40 */
+ return !!(readl(GPLR1) & (1 << 8));
+}
+
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
+{
+ /* Always valid */
+ return 1;
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+ /* GPIO 88 low */
+ writel((1 << 24), GPCR2);
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+ /* GPIO 88 high */
+ writel((1 << 24), GPSR2);
+}
+
+void lcd_start(void)
+{
+ int i;
+ unsigned char reg[3] = { 0x74, 0x00, 0 };
+ unsigned char data[3] = { 0x76, 0, 0 };
+ unsigned char dummy[3] = { 0, 0, 0 };
+
+ /* PWM2 AF */
+ writel(readl(GAFR0_L) | 0x00800000, GAFR0_L);
+ /* Enable clock to all PWM */
+ writel(readl(CKEN) | 0x3, CKEN);
+ /* Configure PWM2 */
+ writel(0x4f, PWM_CTRL2);
+ writel(0x2ff, PWM_PWDUTY2);
+ writel(792, PWM_PERVAL2);
+
+ /* Toggle the reset pin to reset the LCD */
+ writel((1 << 19), GPSR0);
+ udelay(100000);
+ writel((1 << 19), GPCR0);
+ udelay(20000);
+ writel((1 << 19), GPSR0);
+ udelay(20000);
+
+ /* Program the LCD init sequence */
+ for (i = 0; i < sizeof(lcd_data) / sizeof(lcd_data[0]); i++) {
+ reg[0] = 0x74;
+ reg[1] = 0x0;
+ reg[2] = lcd_data[i].reg;
+ spi_xfer(NULL, 24, reg, dummy, SPI_XFER_BEGIN | SPI_XFER_END);
+
+ data[0] = 0x76;
+ data[1] = lcd_data[i].data >> 8;
+ data[2] = lcd_data[i].data & 0xff;
+ spi_xfer(NULL, 24, data, dummy, SPI_XFER_BEGIN | SPI_XFER_END);
+
+ if (lcd_data[i].mdelay)
+ udelay(lcd_data[i].mdelay * 1000);
+ }
+
+ writel((1 << 11), GPSR0);
+}
+#endif
--- /dev/null
+/*
+ * Aeronix Zipit Z2 configuration file
+ *
+ * Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Board Configuration Options
+ */
+#define CONFIG_CPU_PXA27X 1 /* Marvell PXA270 CPU */
+#define CONFIG_SYS_TEXT_BASE 0x0
+
+#undef CONFIG_BOARD_LATE_INIT
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_PREBOOT
+
+/*
+ * Environment settings
+ */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_ENV_IS_IN_FLASH 1
+#define CONFIG_ENV_ADDR 0x40000
+#define CONFIG_ENV_SIZE 0x10000
+
+#define CONFIG_SYS_DCACHE_OFF
+
+#define CONFIG_SYS_MALLOC_LEN (128*1024)
+#define CONFIG_ARCH_CPU_INIT
+
+#define CONFIG_BOOTCOMMAND \
+ "if mmc rescan && ext2load mmc 0 0xa0000000 boot/uboot.script ;"\
+ "then " \
+ "source 0xa0000000; " \
+ "else " \
+ "bootm 0x50000; " \
+ "fi; "
+#define CONFIG_BOOTARGS \
+ "console=tty0 console=ttyS2,115200 fbcon=rotate:3"
+#define CONFIG_TIMESTAMP
+#define CONFIG_BOOTDELAY 2 /* Autoboot delay */
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_SYS_TEXT_BASE 0x0
+#define CONFIG_LZMA /* LZMA compression support */
+
+/*
+ * Serial Console Configuration
+ * STUART - the lower serial port on Colibri board
+ */
+#define CONFIG_PXA_SERIAL
+#define CONFIG_STUART 1
+#define CONFIG_CONS_INDEX 2
+#define CONFIG_BAUDRATE 115200
+
+/*
+ * Bootloader Components Configuration
+ */
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_SPI
+
+/*
+ * MMC Card Configuration
+ */
+#ifdef CONFIG_CMD_MMC
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_PXA_MMC_GENERIC
+#define CONFIG_SYS_MMC_BASE 0xF0000000
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_EXT2
+#define CONFIG_DOS_PARTITION
+#endif
+
+/*
+ * SPI and LCD
+ */
+#ifdef CONFIG_CMD_SPI
+#define CONFIG_SOFT_SPI
+#define CONFIG_LCD
+#define CONFIG_PXA_LCD
+#define CONFIG_LMS283GF05
+
+#define SPI_DELAY udelay(10)
+#define SPI_SDA(val) zipitz2_spi_sda(val)
+#define SPI_SCL(val) zipitz2_spi_scl(val)
+#define SPI_READ zipitz2_spi_read()
+#ifndef __ASSEMBLY__
+void zipitz2_spi_sda(int);
+void zipitz2_spi_scl(int);
+unsigned char zipitz2_spi_read(void);
+#endif
+#endif
+
+/*
+ * HUSH Shell Configuration
+ */
+#define CONFIG_SYS_HUSH_PARSER 1
+
+#define CONFIG_SYS_LONGHELP /* undef to save memory */
+#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
+#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
+#define CONFIG_SYS_DEVICE_NULLDEV 1
+
+/*
+ * Clock Configuration
+ */
+#define CONFIG_SYS_CPUSPEED 0x190 /* standard setting for 312MHz; L=16, N=1.5, A=0, SDCLK!=SystemBus */
+
+/*
+ * SRAM Map
+ */
+#define PHYS_SRAM 0x5c000000 /* SRAM Bank #1 */
+#define PHYS_SRAM_SIZE 0x00040000 /* 256k */
+
+/*
+ * DRAM Map
+ */
+#define CONFIG_NR_DRAM_BANKS 1 /* We have 1 bank of DRAM */
+#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
+
+#define CONFIG_SYS_DRAM_BASE 0xa0000000 /* CS0 */
+#define CONFIG_SYS_DRAM_SIZE 0x02000000 /* 32 MB DRAM */
+
+#define CONFIG_SYS_MEMTEST_START 0xa0400000 /* memtest works on */
+#define CONFIG_SYS_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
+
+#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_DRAM_BASE
+
+#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_SP_ADDR (GENERATED_GBL_DATA_SIZE + PHYS_SRAM + 2048)
+
+/*
+ * NOR FLASH
+ */
+#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
+#define PHYS_FLASH_SIZE 0x00800000 /* 8 MB */
+#define PHYS_FLASH_SECT_SIZE 0x00010000 /* 64 KB sectors */
+#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
+
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_FLASH_CFI_DRIVER 1
+#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
+
+#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
+#define CONFIG_SYS_MONITOR_LEN PHYS_FLASH_SECT_SIZE
+
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_MAX_FLASH_SECT 256
+
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
+
+#define CONFIG_SYS_FLASH_ERASE_TOUT 240000
+#define CONFIG_SYS_FLASH_WRITE_TOUT 240000
+#define CONFIG_SYS_FLASH_LOCK_TOUT 240000
+#define CONFIG_SYS_FLASH_UNLOCK_TOUT 240000
+#define CONFIG_SYS_FLASH_PROTECTION
+
+/*
+ * GPIO settings
+ */
+#define CONFIG_SYS_GAFR0_L_VAL 0x02000140
+#define CONFIG_SYS_GAFR0_U_VAL 0x59188000
+#define CONFIG_SYS_GAFR1_L_VAL 0x63900002
+#define CONFIG_SYS_GAFR1_U_VAL 0xaaa03950
+#define CONFIG_SYS_GAFR2_L_VAL 0x0aaaaaaa
+#define CONFIG_SYS_GAFR2_U_VAL 0x29000308
+#define CONFIG_SYS_GAFR3_L_VAL 0x54000000
+#define CONFIG_SYS_GAFR3_U_VAL 0x000000d5
+#define CONFIG_SYS_GPCR0_VAL 0x00000000
+#define CONFIG_SYS_GPCR1_VAL 0x00000020
+#define CONFIG_SYS_GPCR2_VAL 0x00000000
+#define CONFIG_SYS_GPCR3_VAL 0x00000000
+#define CONFIG_SYS_GPDR0_VAL 0xdafcee00
+#define CONFIG_SYS_GPDR1_VAL 0xffa3aaab
+#define CONFIG_SYS_GPDR2_VAL 0x8fe9ffff
+#define CONFIG_SYS_GPDR3_VAL 0x001b1f8a
+#define CONFIG_SYS_GPSR0_VAL 0x06080400
+#define CONFIG_SYS_GPSR1_VAL 0x007f0000
+#define CONFIG_SYS_GPSR2_VAL 0x032a0000
+#define CONFIG_SYS_GPSR3_VAL 0x00000180
+
+#define CONFIG_SYS_PSSR_VAL 0x30
+
+/*
+ * Clock settings
+ */
+#define CONFIG_SYS_CKEN 0x00511220
+#define CONFIG_SYS_CCCR 0x00000190
+
+/*
+ * Memory settings
+ */
+#define CONFIG_SYS_MSC0_VAL 0x2ffc38f8
+#define CONFIG_SYS_MSC1_VAL 0x0000ccd1
+#define CONFIG_SYS_MSC2_VAL 0x0000b884
+#define CONFIG_SYS_MDCNFG_VAL 0x08000ba9
+#define CONFIG_SYS_MDREFR_VAL 0x2011a01e
+#define CONFIG_SYS_MDMRS_VAL 0x00000000
+#define CONFIG_SYS_FLYCNFG_VAL 0x00010001
+#define CONFIG_SYS_SXCNFG_VAL 0x40044004
+
+/*
+ * PCMCIA and CF Interfaces
+ */
+#define CONFIG_SYS_MECR_VAL 0x00000001
+#define CONFIG_SYS_MCMEM0_VAL 0x00014307
+#define CONFIG_SYS_MCMEM1_VAL 0x00014307
+#define CONFIG_SYS_MCATT0_VAL 0x0001c787
+#define CONFIG_SYS_MCATT1_VAL 0x0001c787
+#define CONFIG_SYS_MCIO0_VAL 0x0001430f
+#define CONFIG_SYS_MCIO1_VAL 0x0001430f
+
+#include "pxa-common.h"
+
+#endif /* __CONFIG_H */
projects / u-boot / commitdiff