diff options
Diffstat (limited to 'recipes/linux/linux-davinci/dm355-leopard/0001-dm355-leopard-add-board-file-based-on-board-dm355-e.patch')
| -rw-r--r-- | recipes/linux/linux-davinci/dm355-leopard/0001-dm355-leopard-add-board-file-based-on-board-dm355-e.patch | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/recipes/linux/linux-davinci/dm355-leopard/0001-dm355-leopard-add-board-file-based-on-board-dm355-e.patch b/recipes/linux/linux-davinci/dm355-leopard/0001-dm355-leopard-add-board-file-based-on-board-dm355-e.patch new file mode 100644 index 0000000000..746a64fe44 --- /dev/null +++ b/recipes/linux/linux-davinci/dm355-leopard/0001-dm355-leopard-add-board-file-based-on-board-dm355-e.patch @@ -0,0 +1,345 @@ +From a04a493ead5afb10aafe2c0cf57bf9e3bf7aa844 Mon Sep 17 00:00:00 2001 +From: Koen Kooi <koen@openembedded.org> +Date: Thu, 12 Mar 2009 14:15:42 -0300 +Subject: [PATCH] dm355-leopard: add board file based on board-dm355-evm.c + +--- + arch/arm/mach-davinci/Kconfig | 8 + + arch/arm/mach-davinci/Makefile | 2 + + arch/arm/mach-davinci/board-dm355-leopard.c | 295 +++++++++++++++++++++++++++ + 3 files changed, 305 insertions(+), 0 deletions(-) + create mode 100644 arch/arm/mach-davinci/board-dm355-leopard.c + +diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig +index 0010f2d..85424b8 100644 +--- a/arch/arm/mach-davinci/Kconfig ++++ b/arch/arm/mach-davinci/Kconfig +@@ -50,6 +50,14 @@ config MACH_SFFSDR + Say Y here to select the Lyrtech Small Form Factor + Software Defined Radio (SFFSDR) board. + ++config MACH_DM355_LEOPARD ++ bool "TI DM355 Leopard board" ++ default n ++ depends on ARCH_DAVINCI_DM355 ++ help ++ Configure this option to specify the whether the board used ++ for development is a DM355 Leopard board. ++ + config DAVINCI_MUX + bool "DAVINCI multiplexing support" + depends on ARCH_DAVINCI +diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile +index 6783681..96ef484 100644 +--- a/arch/arm/mach-davinci/Makefile ++++ b/arch/arm/mach-davinci/Makefile +@@ -19,3 +19,5 @@ obj-$(CONFIG_MACH_DAVINCI_EVM) += board-dm644x-evm.o + obj-$(CONFIG_MACH_DAVINCI_DM646X_EVM) += board-dm646x-evm.o + obj-$(CONFIG_MACH_DAVINCI_DM355_EVM) += board-dm355-evm.o + obj-$(CONFIG_MACH_SFFSDR) += board-sffsdr.o ++obj-$(CONFIG_MACH_DM355_LEOPARD) += board-dm355-leopard.o ++ +diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c +new file mode 100644 +index 0000000..a1e97e8 +--- /dev/null ++++ b/arch/arm/mach-davinci/board-dm355-leopard.c +@@ -0,0 +1,295 @@ ++/* ++ * TI DM355 leopard board support ++ * ++ * Based on board-dm355-evm.c ++ * ++ * This file is licensed under the terms of the GNU General Public ++ * License version 2. This program is licensed "as is" without any ++ * warranty of any kind, whether express or implied. ++ */ ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/dma-mapping.h> ++#include <linux/platform_device.h> ++#include <linux/mtd/mtd.h> ++#include <linux/mtd/partitions.h> ++#include <linux/mtd/nand.h> ++#include <linux/i2c.h> ++#include <linux/io.h> ++#include <linux/gpio.h> ++#include <linux/clk.h> ++#include <linux/spi/spi.h> ++#include <linux/spi/eeprom.h> ++ ++#include <asm/setup.h> ++#include <asm/mach-types.h> ++#include <asm/mach/arch.h> ++#include <asm/mach/map.h> ++#include <asm/mach/flash.h> ++ ++#include <mach/hardware.h> ++#include <mach/dm355.h> ++#include <mach/psc.h> ++#include <mach/common.h> ++#include <mach/emac.h> ++#include <mach/i2c.h> ++#include <mach/serial.h> ++#include <mach/nand.h> ++#include <mach/mmc.h> ++ ++#define DAVINCI_ASYNC_EMIF_CONTROL_BASE 0x01e10000 ++#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x02000000 ++ ++/* NOTE: this is geared for the standard config, with a socketed ++ * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors. If you ++ * swap chips, maybe with a different block size, partitioning may ++ * need to be changed. ++ */ ++#define NAND_BLOCK_SIZE SZ_128K ++ ++static struct mtd_partition davinci_nand_partitions[] = { ++ { ++ /* UBL (a few copies) plus U-Boot */ ++ .name = "bootloader", ++ .offset = 0, ++ .size = 15 * NAND_BLOCK_SIZE, ++ .mask_flags = MTD_WRITEABLE, /* force read-only */ ++ }, { ++ /* U-Boot environment */ ++ .name = "params", ++ .offset = MTDPART_OFS_APPEND, ++ .size = 1 * NAND_BLOCK_SIZE, ++ .mask_flags = 0, ++ }, { ++ .name = "kernel", ++ .offset = MTDPART_OFS_APPEND, ++ .size = SZ_4M, ++ .mask_flags = 0, ++ }, { ++ .name = "filesystem1", ++ .offset = MTDPART_OFS_APPEND, ++ .size = SZ_512M, ++ .mask_flags = 0, ++ }, { ++ .name = "filesystem2", ++ .offset = MTDPART_OFS_APPEND, ++ .size = MTDPART_SIZ_FULL, ++ .mask_flags = 0, ++ } ++ /* two blocks with bad block table (and mirror) at the end */ ++}; ++ ++static struct davinci_nand_pdata davinci_nand_data = { ++ .mask_chipsel = BIT(14), ++ .parts = davinci_nand_partitions, ++ .nr_parts = ARRAY_SIZE(davinci_nand_partitions), ++ .ecc_mode = NAND_ECC_HW_SYNDROME, ++ .options = NAND_USE_FLASH_BBT, ++}; ++ ++static struct resource davinci_nand_resources[] = { ++ { ++ .start = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE, ++ .end = DAVINCI_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1, ++ .flags = IORESOURCE_MEM, ++ }, { ++ .start = DAVINCI_ASYNC_EMIF_CONTROL_BASE, ++ .end = DAVINCI_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1, ++ .flags = IORESOURCE_MEM, ++ }, ++}; ++ ++static struct platform_device davinci_nand_device = { ++ .name = "davinci_nand", ++ .id = 0, ++ ++ .num_resources = ARRAY_SIZE(davinci_nand_resources), ++ .resource = davinci_nand_resources, ++ ++ .dev = { ++ .platform_data = &davinci_nand_data, ++ }, ++}; ++ ++static struct davinci_i2c_platform_data i2c_pdata = { ++ .bus_freq = 400 /* kHz */, ++ .bus_delay = 0 /* usec */, ++}; ++ ++static int dm355leopard_mmc_gpios = -EINVAL; ++ ++static void dm355leopard_mmcsd_gpios(unsigned gpio) ++{ ++ gpio_request(gpio + 0, "mmc0_ro"); ++ gpio_request(gpio + 1, "mmc0_cd"); ++ gpio_request(gpio + 2, "mmc1_ro"); ++ gpio_request(gpio + 3, "mmc1_cd"); ++ ++ /* we "know" these are input-only so we don't ++ * need to call gpio_direction_input() ++ */ ++ ++ dm355leopard_mmc_gpios = gpio; ++} ++ ++static struct i2c_board_info dm355leopard_i2c_info[] = { ++ { I2C_BOARD_INFO("dm355leopard_msp", 0x25), ++ .platform_data = dm355leopard_mmcsd_gpios, ++ /* plus irq */ }, ++ /* { I2C_BOARD_INFO("tlv320aic3x", 0x1b), }, */ ++ /* { I2C_BOARD_INFO("tvp5146", 0x5d), }, */ ++}; ++ ++static void __init leopard_init_i2c(void) ++{ ++ davinci_init_i2c(&i2c_pdata); ++ ++ gpio_request(5, "dm355leopard_msp"); ++ gpio_direction_input(5); ++ dm355leopard_i2c_info[0].irq = gpio_to_irq(5); ++ ++ i2c_register_board_info(1, dm355leopard_i2c_info, ++ ARRAY_SIZE(dm355leopard_i2c_info)); ++} ++ ++static struct resource dm355leopard_dm9000_rsrc[] = { ++ { ++ /* addr */ ++ .start = 0x04014000, ++ .end = 0x04014001, ++ .flags = IORESOURCE_MEM, ++ }, { ++ /* data */ ++ .start = 0x04014002, ++ .end = 0x04014003, ++ .flags = IORESOURCE_MEM, ++ }, { ++ .flags = IORESOURCE_IRQ ++ | IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */, ++ }, ++}; ++ ++static struct platform_device dm355leopard_dm9000 = { ++ .name = "dm9000", ++ .id = -1, ++ .resource = dm355leopard_dm9000_rsrc, ++ .num_resources = ARRAY_SIZE(dm355leopard_dm9000_rsrc), ++}; ++ ++static struct platform_device *davinci_leopard_devices[] __initdata = { ++ &dm355leopard_dm9000, ++ &davinci_nand_device, ++}; ++ ++static struct davinci_uart_config uart_config __initdata = { ++ .enabled_uarts = (1 << 0), ++}; ++ ++static void __init dm355_leopard_map_io(void) ++{ ++ davinci_map_common_io(); ++ dm355_init(); ++} ++ ++static int dm355leopard_mmc_get_cd(int module) ++{ ++ if (!gpio_is_valid(dm355leopard_mmc_gpios)) ++ return -ENXIO; ++ /* low == card present */ ++ return !gpio_get_value_cansleep(dm355leopard_mmc_gpios + 2 * module + 1); ++} ++ ++static int dm355leopard_mmc_get_ro(int module) ++{ ++ if (!gpio_is_valid(dm355leopard_mmc_gpios)) ++ return -ENXIO; ++ /* high == card's write protect switch active */ ++ return gpio_get_value_cansleep(dm355leopard_mmc_gpios + 2 * module + 0); ++} ++ ++static struct davinci_mmc_config dm355leopard_mmc_config = { ++ .get_cd = dm355leopard_mmc_get_cd, ++ .get_ro = dm355leopard_mmc_get_ro, ++ .wires = 4, ++ .max_freq = 50000000, ++ .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, ++}; ++ ++/* Don't connect anything to J10 unless you're only using USB host ++ * mode *and* have to do so with some kind of gender-bender. If ++ * you have proper Mini-B or Mini-A cables (or Mini-A adapters) ++ * the ID pin won't need any help. ++ */ ++#ifdef CONFIG_USB_MUSB_PERIPHERAL ++#define USB_ID_VALUE 0 /* ID pulled high; *should* float */ ++#else ++#define USB_ID_VALUE 1 /* ID pulled low */ ++#endif ++ ++static struct spi_eeprom at25640a = { ++ .byte_len = SZ_64K / 8, ++ .name = "at25640a", ++ .page_size = 32, ++ .flags = EE_ADDR2, ++}; ++ ++static struct spi_board_info dm355_leopard_spi_info[] __initconst = { ++ { ++ .modalias = "at25", ++ .platform_data = &at25640a, ++ .max_speed_hz = 10 * 1000 * 1000, /* at 3v3 */ ++ .bus_num = 0, ++ .chip_select = 0, ++ .mode = SPI_MODE_0, ++ }, ++}; ++ ++static __init void dm355_leopard_init(void) ++{ ++ struct clk *aemif; ++ ++ gpio_request(1, "dm9000"); ++ gpio_direction_input(1); ++ dm355leopard_dm9000_rsrc[2].start = gpio_to_irq(1); ++ ++ aemif = clk_get(&dm355leopard_dm9000.dev, "aemif"); ++ clk_enable(aemif); ++ clk_put(aemif); ++ ++ platform_add_devices(davinci_leopard_devices, ++ ARRAY_SIZE(davinci_leopard_devices)); ++ leopard_init_i2c(); ++ davinci_serial_init(&uart_config); ++ ++ /* NOTE: NAND flash timings set by the UBL are slower than ++ * needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204 ++ * but could be 0x0400008c for about 25% faster page reads. ++ */ ++ ++ gpio_request(2, "usb_id_toggle"); ++ gpio_direction_output(2, USB_ID_VALUE); ++ /* irlml6401 switches over 1A in under 8 msec */ ++ setup_usb(500, 8); ++ ++ davinci_setup_mmc(0, &dm355leopard_mmc_config); ++ davinci_setup_mmc(1, &dm355leopard_mmc_config); ++ ++ dm355_init_spi0(BIT(0), dm355_leopard_spi_info, ++ ARRAY_SIZE(dm355_leopard_spi_info)); ++} ++ ++static __init void dm355_leopard_irq_init(void) ++{ ++ davinci_irq_init(); ++} ++ ++MACHINE_START(DM355_LEOPARD, "DaVinci DM355 leopard") ++ .phys_io = IO_PHYS, ++ .io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc, ++ .boot_params = (0x80000100), ++ .map_io = dm355_leopard_map_io, ++ .init_irq = dm355_leopard_irq_init, ++ .timer = &davinci_timer, ++ .init_machine = dm355_leopard_init, ++MACHINE_END +-- +1.6.1.2 + |