************************************************************** *SoM-9260M board support *NZG/mwelling *09/04/2007 *EMAC.Inc ************************************************************** diff -uprN linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/Kconfig linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/Kconfig --- linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/Kconfig 2007-09-04 16:24:41.000000000 -0400 +++ linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/Kconfig 2007-08-29 16:39:06.000000000 -0400 @@ -111,8 +111,13 @@ config MACH_AT91SAM9260EK Select this if you are using Atmel's AT91SAM9260-EK or AT91SAM9XE Evaluation Kit -endif +config MACH_SOM9260M + bool "EMAC SoM-9260M" + depends on ARCH_AT91SAM9260 + help + Select this if you are using EMAC's SoM-9260M module. +endif # ---------------------------------------------------------- if ARCH_AT91SAM9261 diff -uprN linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/Makefile linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/Makefile --- linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/Makefile 2007-09-04 16:24:41.000000000 -0400 +++ linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/Makefile 2007-08-29 16:39:06.000000000 -0400 @@ -29,6 +29,7 @@ obj-$(CONFIG_MACH_KAFA) += board-kafa.o # AT91SAM9260 board-specific support obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o +obj-$(CONFIG_MACH_SOM9260M) += board-som9260m.o # AT91SAM9261 board-specific support obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o diff -uprN linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/board-som9260m.c linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/board-som9260m.c --- linux-2.6.20-at92_e1.1/arch/arm/mach-at91rm9200/board-som9260m.c 1969-12-31 19:00:00.000000000 -0500 +++ linux-2.6.20-at92_e1.1_dirty/arch/arm/mach-at91rm9200/board-som9260m.c 2007-08-31 18:01:57.000000000 -0400 @@ -0,0 +1,358 @@ +/* + * linux/arch/arm/mach-at91rm9200/board-som9260m.c + * + * Copyright (C) 2005 SAN People + * Copyright (C) 2006 Atmel + * Copyright (C) 2007 EMAC.Inc + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include + +#include "generic.h" + + +/* + * Serial port configuration. + * 0 .. 5 = USART0 .. USART5 + * 6 = DBGU + */ +static struct at91_uart_config __initdata ek_uart_config = { + .console_tty = 0, /* ttyS0 */ + .nr_tty = 5, + .tty_map = { 6, 0, 1, 2, 3, -1, -1 } /* ttyS0, ..., ttyS6 */ +}; + +static void __init ek_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91sam9260_initialize(18432000); + + /* Setup the serial ports and console */ + at91_init_serial(&ek_uart_config); +} + +static void __init ek_init_irq(void) +{ + at91sam9260_init_interrupts(NULL); +} + + +/* + * USB Host port + */ +static struct at91_usbh_data __initdata ek_usbh_data = { + .ports = 2, +}; + +/* + * USB Device port + */ +static struct at91_udc_data __initdata ek_udc_data = { + .vbus_pin = AT91_PIN_PC5, + .pullup_pin = 0, /* pull-up driven by UDC */ +}; + + +/* + * AT73C213 + */ +#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE) +static struct atmel_at73c213_data at73c213_data; + +static u64 ssc_dmamask = 0xffffffffUL; +static struct resource ssc_resource[] = { + [0] = { + .start = AT91SAM9260_BASE_SSC, + .end = AT91SAM9260_BASE_SSC + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AT91SAM9260_ID_SSC, + .end = AT91SAM9260_ID_SSC, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device at91sam9260_ssc_device = { + .name = "atmel_ssc_at73c213", + .id = -1, + .dev = { + .dma_mask = &ssc_dmamask, + .coherent_dma_mask = 0xffffffff, + .platform_data = &at73c213_data, + }, + .resource = ssc_resource, + .num_resources = ARRAY_SIZE(ssc_resource), +}; +void __init at91_add_device_ssc_at73c213(void) +{ + struct clk *at73_clk; + struct clk *ssc_clk; + struct clk *parent_clk; + + /* Set SSC1 IO */ + at91_set_A_periph(AT91_PIN_PB16, 0); /* TK0 */ + at91_set_A_periph(AT91_PIN_PB17, 0); /* TF0 */ + at91_set_A_periph(AT91_PIN_PB18, 0); /* TD0 */ + + /* AT73C213 MCK Clock */ + at91_set_B_periph(AT91_PIN_PC1, 0); /* PCK0 */ + + at73_clk = clk_get(NULL, "pck0"); + parent_clk = clk_get(NULL, "plla"); + clk_set_parent(at73_clk, parent_clk); + clk_set_rate(at73_clk, 12416000); + clk_enable(at73_clk); + + ssc_clk = clk_get(NULL, "ssc_clk"); + clk_enable(ssc_clk); + + at73c213_data.ssc_div = 32; + at73c213_data.at73_mck = at73_clk; + + platform_device_register(&at91sam9260_ssc_device); +} +#else + void __init at91_add_device_ssc_at73c213(void) {} +#endif + +/* + * SPI devices. + */ +static struct spi_board_info ek_spi_devices[] = { +#if !defined(CONFIG_MMC_AT91) + { /* DataFlash chip */ + .modalias = "mtd_dataflash", + .chip_select = 1, + .max_speed_hz = 15 * 1000 * 1000, + .bus_num = 0, + }, +#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) + { /* DataFlash card */ + .modalias = "mtd_dataflash", + .chip_select = 0, + .max_speed_hz = 15 * 1000 * 1000, + .bus_num = 0, + }, +#endif +#endif +#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE) + { /* AT73C213 DAC */ + .modalias = "at73c213", + .chip_select = 0, + .max_speed_hz = 10 * 1000 * 1000, + .bus_num = 1, + }, +#endif +}; + + +/* + * MACB Ethernet device + */ +static struct __initdata at91_eth_data ek_macb_data = { + .phy_irq_pin = AT91_PIN_PA7, + .is_rmii = 0, +}; + + +/* + * NAND flash + */ +static struct mtd_partition __initdata ek_nand_partition[] = { + { + .name = "Boot Partition", + .offset = 0, + .size = 64 * 2 * 1024, + }, + { + .name = "UBoot Partition", + .offset = 64 * 2 * 1024, + .size = 64 * 14 * 1024, + }, + { + .name = "Kernel Partition", + .offset = 64 * 16 * 1024, + .size = 64 * 48 * 1024, + }, + { + .name = "Disk Partition", + .offset = 64 * 64 * 1024, + .size = 64 * 256 * 1024, + }, +}; + +static struct mtd_partition *nand_partitions(int size, int *num_partitions) +{ + *num_partitions = ARRAY_SIZE(ek_nand_partition); + return ek_nand_partition; +} + +static struct at91_nand_data __initdata ek_nand_data = { + .ale = 21, + .cle = 22, +// .det_pin = ... not connected + .rdy_pin = AT91_PIN_PC13, + .enable_pin = AT91_PIN_PC14, + .partition_info = nand_partitions, +#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16) + .bus_width_16 = 1, +#else + .bus_width_16 = 0, +#endif +}; + + +/* + * MCI (SD/MMC) + */ +static struct at91_mmc_data __initdata ek_mmc_data = { + .slot_b = 1, + .wire4 = 1, +// .det_pin = ... not connected +// .wp_pin = ... not connected +// .vcc_pin = ... not connected +}; + +/************************************************************ + * IOEX Device + * Onboard EMAC I/O core platform device used by the ecoreex driver + */ +#define CS4_START ((unsigned long)0x50000000) +#define CS4_END ((unsigned long)0x5FFFFFFF) +#define CS4_LEN ((unsigned long)(CS0_END-CS0_START+1)) +#define CPLDKEY 0xF + +static struct ecoreex_data som9260m_ecoreex_data = { + .key_offset = CPLDKEY, +}; + +static struct resource som9260m_ecoreex_resource = { + .start = CS4_START, + .end = CS4_END, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device som9260m_ecoreex_device = { + .name = "ecoreex", + .id = -1, + .dev = { + .platform_data = &som9260m_ecoreex_data, + }, + .num_resources = 1, + .resource = &som9260m_ecoreex_resource, +}; + +/** + * enable a generic memory map on cs4 and required module I/O + */ +static inline void cs4_setup(void){ + at91_sys_write(AT91_SMC_SETUP(4), + 0 + ); + + at91_sys_write(AT91_SMC_PULSE(4), + AT91_SMC_NWEPULSE_(4)| + AT91_SMC_NCS_WRPULSE_(6)| + AT91_SMC_NRDPULSE_(3)| + AT91_SMC_NCS_RDPULSE_(5) + ); + + at91_sys_write(AT91_SMC_CYCLE(4), + AT91_SMC_NWECYCLE_(5)| + AT91_SMC_NRDCYCLE_(6) + ); + + at91_sys_write(AT91_SMC_MODE(4), + AT91_SMC_READMODE| + AT91_SMC_WRITEMODE| + AT91_SMC_EXNWMODE_DISABLE| + AT91_SMC_DBW_8| + AT91_SMC_TDF_(0X0f) + ); + + //at91_sys_write(AT91C_PIOC_PDR,0x100); + //at91_sys_write(AT91C_PIOC_OER,0x100); + + at91_set_A_periph(AT91_PIN_PC8, 1); +} + +static inline void at91_add_device_ecoreex4(void){ + printk("at91_add_device_ecoreex4\n"); + cs4_setup(); + platform_device_register(&som9260m_ecoreex_device); +} + + + +/************************************************************/ + + +static void __init ek_board_init(void) +{ + /* Serial */ + at91_add_device_serial(); + /* USB Host */ + at91_add_device_usbh(&ek_usbh_data); + /* USB Device */ + at91_add_device_udc(&ek_udc_data); + /* SPI */ + at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); + /* NAND */ + at91_add_device_nand(&ek_nand_data); + /* Ethernet */ + at91_add_device_eth(&ek_macb_data); + /* MMC */ + at91_add_device_mmc(0, &ek_mmc_data); + /* AT73C213 & SSC port */ + at91_add_device_ssc_at73c213(); + + at91_add_device_ecoreex4(); + +} + +MACHINE_START(AT91SAM9260EK, "EMAC SoM-9260M") + /* Maintainer: EMAC.Inc */ + .phys_io = AT91_BASE_SYS, + .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91sam926x_timer, + .map_io = ek_map_io, + .init_irq = ek_init_irq, + .init_machine = ek_board_init, +MACHINE_END diff -uprN linux-2.6.20-at92_e1.1/include/asm-arm/arch-at91rm9200/at91sam9260.h linux-2.6.20-at92_e1.1_dirty/include/asm-arm/arch-at91rm9200/at91sam9260.h --- linux-2.6.20-at92_e1.1/include/asm-arm/arch-at91rm9200/at91sam9260.h 2007-09-04 16:24:41.000000000 -0400 +++ linux-2.6.20-at92_e1.1_dirty/include/asm-arm/arch-at91rm9200/at91sam9260.h 2007-08-29 16:39:06.000000000 -0400 @@ -117,12 +117,12 @@ #define AT91SAM9XE_SRAM_BASE 0x00300000 /* Internal SRAM base address */ -#if 0 +#if 1 /* * PIO pin definitions (peripheral A/B multiplexing). */ - -// TODO: Add +#define AT91C_PIOC_PDR (AT91_PIOC + 4) +#define AT91C_PIOC_OER (AT91_PIOC + 10) #endif