^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Lyrtech SFFSDR board support.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2008 Philip Balister, OpenSDR <philip@opensdr.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Based on DV-EVM platform, original copyright follows:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Copyright (C) 2007 MontaVista Software, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/property.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/mtd/mtd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/mtd/rawnand.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/mtd/partitions.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <asm/mach/flash.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <mach/common.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/platform_data/i2c-davinci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <mach/serial.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <mach/mux.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/platform_data/usb-davinci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include "davinci.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define SFFSDR_PHY_ID "davinci_mdio-0:01"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static struct mtd_partition davinci_sffsdr_nandflash_partition[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) /* U-Boot Environment: Block 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) * UBL: Block 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * U-Boot: Blocks 6-7 (256 kb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * Integrity Kernel: Blocks 8-31 (3 Mb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * Integrity Data: Blocks 100-END
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .name = "Linux Kernel",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) .offset = 32 * SZ_128K,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) .size = 16 * SZ_128K, /* 2 Mb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) .mask_flags = MTD_WRITEABLE, /* Force read-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) .name = "Linux ROOT",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .offset = MTDPART_OFS_APPEND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) .size = 256 * SZ_128K, /* 32 Mb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) .mask_flags = 0, /* R/W */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) static struct flash_platform_data davinci_sffsdr_nandflash_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) .parts = davinci_sffsdr_nandflash_partition,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) .nr_parts = ARRAY_SIZE(davinci_sffsdr_nandflash_partition),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) static struct resource davinci_sffsdr_nandflash_resource[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) .start = DM644X_ASYNC_EMIF_DATA_CE0_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) .end = DM644X_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) .start = DM644X_ASYNC_EMIF_CONTROL_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) .end = DM644X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static struct platform_device davinci_sffsdr_nandflash_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) .name = "davinci_nand", /* Name of driver */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .platform_data = &davinci_sffsdr_nandflash_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) .num_resources = ARRAY_SIZE(davinci_sffsdr_nandflash_resource),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .resource = davinci_sffsdr_nandflash_resource,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static const struct property_entry eeprom_properties[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) PROPERTY_ENTRY_U32("pagesize", 32),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static struct i2c_board_info __initdata i2c_info[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) I2C_BOARD_INFO("24c64", 0x50),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) .properties = eeprom_properties,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) /* Other I2C devices:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) * MSP430, addr 0x23 (not used)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) * PCA9543, addr 0x70 (setup done by U-Boot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) * ADS7828, addr 0x48 (ADC for voltage monitoring.)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static struct davinci_i2c_platform_data i2c_pdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .bus_freq = 20 /* kHz */,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .bus_delay = 100 /* usec */,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) static void __init sffsdr_init_i2c(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) davinci_init_i2c(&i2c_pdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) static struct platform_device *davinci_sffsdr_devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) &davinci_sffsdr_nandflash_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static void __init davinci_sffsdr_map_io(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) dm644x_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) static __init void davinci_sffsdr_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) struct davinci_soc_info *soc_info = &davinci_soc_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) dm644x_register_clocks();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) dm644x_init_devices();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) platform_add_devices(davinci_sffsdr_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) ARRAY_SIZE(davinci_sffsdr_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) sffsdr_init_i2c();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) davinci_serial_init(dm644x_serial_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) soc_info->emac_pdata->phy_id = SFFSDR_PHY_ID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) davinci_setup_usb(0, 0); /* We support only peripheral mode. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) /* mux VLYNQ pins */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) davinci_cfg_reg(DM644X_VLYNQEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) davinci_cfg_reg(DM644X_VLYNQWD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) MACHINE_START(SFFSDR, "Lyrtech SFFSDR")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) .map_io = davinci_sffsdr_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .init_irq = dm644x_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .init_time = dm644x_init_time,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .init_machine = davinci_sffsdr_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .init_late = davinci_init_late,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .dma_zone_size = SZ_128M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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