X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-at91%2Fat91sam9260_devices.c;h=86cba4ac29b1672ffba1cf182b8d08af923a2744;hp=105f8403860bbd648842bf2e1479b165262d38fb;hb=e7849f16c13476288fe4fbd420975e8456c75aa0;hpb=0ff66f0c7a5f1f4f5a0d91341b6f71fd2a49f0fa diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 105f8403860b..86cba4ac29b1 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -18,9 +18,10 @@ #include #include +#include #include -#include #include +#include #include "generic.h" @@ -288,10 +289,15 @@ static struct at91_nand_data nand_data; #define NAND_BASE AT91_CHIPSELECT_3 static struct resource nand_resources[] = { - { + [0] = { .start = NAND_BASE, .end = NAND_BASE + SZ_256M - 1, .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AT91_BASE_SYS + AT91_ECC, + .end = AT91_BASE_SYS + AT91_ECC + SZ_512 - 1, + .flags = IORESOURCE_MEM, } }; @@ -315,20 +321,41 @@ void __init at91_add_device_nand(struct at91_nand_data *data) csa = at91_sys_read(AT91_MATRIX_EBICSA); at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); - /* set the bus interface characteristics */ - at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) - | AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0)); + if (cpu_is_at91sam9260()) { + /* Timing for sam9260 */ + /* set the bus interface characteristics */ + at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) + | AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); + + at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) + | AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); + + at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); + + if (data->bus_width_16) + mode = AT91_SMC_DBW_16; + else + mode = AT91_SMC_DBW_8; + at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(2)); + } + + if (cpu_is_at91sam9g20()) { + /* Timing for sam9g20 */ + /* set the bus interface characteristics */ + at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(0) + | AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(0)); - at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) - | AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); + at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(4) + | AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(4)); - at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); + at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7)); - if (data->bus_width_16) - mode = AT91_SMC_DBW_16; - else - mode = AT91_SMC_DBW_8; - at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(2)); + if (data->bus_width_16) + mode = AT91_SMC_DBW_16; + else + mode = AT91_SMC_DBW_8; + at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(3)); + } /* enable pin */ if (data->enable_pin) @@ -539,6 +566,90 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) #endif +/* -------------------------------------------------------------------- + * Timer/Counter blocks + * -------------------------------------------------------------------- */ + +#ifdef CONFIG_ATMEL_TCLIB + +static struct resource tcb0_resources[] = { + [0] = { + .start = AT91SAM9260_BASE_TCB0, + .end = AT91SAM9260_BASE_TCB0 + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AT91SAM9260_ID_TC0, + .end = AT91SAM9260_ID_TC0, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AT91SAM9260_ID_TC1, + .end = AT91SAM9260_ID_TC1, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = AT91SAM9260_ID_TC2, + .end = AT91SAM9260_ID_TC2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device at91sam9260_tcb0_device = { + .name = "atmel_tcb", + .id = 0, + .resource = tcb0_resources, + .num_resources = ARRAY_SIZE(tcb0_resources), +}; + +static struct resource tcb1_resources[] = { + [0] = { + .start = AT91SAM9260_BASE_TCB1, + .end = AT91SAM9260_BASE_TCB1 + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AT91SAM9260_ID_TC3, + .end = AT91SAM9260_ID_TC3, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AT91SAM9260_ID_TC4, + .end = AT91SAM9260_ID_TC4, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = AT91SAM9260_ID_TC5, + .end = AT91SAM9260_ID_TC5, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device at91sam9260_tcb1_device = { + .name = "atmel_tcb", + .id = 1, + .resource = tcb1_resources, + .num_resources = ARRAY_SIZE(tcb1_resources), +}; + +static void __init at91_add_device_tc(void) +{ + /* this chip has a separate clock and irq for each TC channel */ + at91_clock_associate("tc0_clk", &at91sam9260_tcb0_device.dev, "t0_clk"); + at91_clock_associate("tc1_clk", &at91sam9260_tcb0_device.dev, "t1_clk"); + at91_clock_associate("tc2_clk", &at91sam9260_tcb0_device.dev, "t2_clk"); + platform_device_register(&at91sam9260_tcb0_device); + + at91_clock_associate("tc3_clk", &at91sam9260_tcb1_device.dev, "t0_clk"); + at91_clock_associate("tc4_clk", &at91sam9260_tcb1_device.dev, "t1_clk"); + at91_clock_associate("tc5_clk", &at91sam9260_tcb1_device.dev, "t2_clk"); + platform_device_register(&at91sam9260_tcb1_device); +} +#else +static void __init at91_add_device_tc(void) { } +#endif + + /* -------------------------------------------------------------------- * RTT * -------------------------------------------------------------------- */ @@ -553,7 +664,7 @@ static struct resource rtt_resources[] = { static struct platform_device at91sam9260_rtt_device = { .name = "at91_rtt", - .id = -1, + .id = 0, .resource = rtt_resources, .num_resources = ARRAY_SIZE(rtt_resources), }; @@ -962,64 +1073,9 @@ static inline void configure_usart5_pins(void) at91_set_A_periph(AT91_PIN_PB13, 0); /* RXD5 */ } -static struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */ +static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */ struct platform_device *atmel_default_console_device; /* the serial console device */ -void __init __deprecated at91_init_serial(struct at91_uart_config *config) -{ - int i; - - /* Fill in list of supported UARTs */ - for (i = 0; i < config->nr_tty; i++) { - switch (config->tty_map[i]) { - case 0: - configure_usart0_pins(ATMEL_UART_CTS | ATMEL_UART_RTS | ATMEL_UART_DSR | ATMEL_UART_DTR | ATMEL_UART_DCD | ATMEL_UART_RI); - at91_uarts[i] = &at91sam9260_uart0_device; - at91_clock_associate("usart0_clk", &at91sam9260_uart0_device.dev, "usart"); - break; - case 1: - configure_usart1_pins(ATMEL_UART_CTS | ATMEL_UART_RTS); - at91_uarts[i] = &at91sam9260_uart1_device; - at91_clock_associate("usart1_clk", &at91sam9260_uart1_device.dev, "usart"); - break; - case 2: - configure_usart2_pins(0); - at91_uarts[i] = &at91sam9260_uart2_device; - at91_clock_associate("usart2_clk", &at91sam9260_uart2_device.dev, "usart"); - break; - case 3: - configure_usart3_pins(0); - at91_uarts[i] = &at91sam9260_uart3_device; - at91_clock_associate("usart3_clk", &at91sam9260_uart3_device.dev, "usart"); - break; - case 4: - configure_usart4_pins(); - at91_uarts[i] = &at91sam9260_uart4_device; - at91_clock_associate("usart4_clk", &at91sam9260_uart4_device.dev, "usart"); - break; - case 5: - configure_usart5_pins(); - at91_uarts[i] = &at91sam9260_uart5_device; - at91_clock_associate("usart5_clk", &at91sam9260_uart5_device.dev, "usart"); - break; - case 6: - configure_dbgu_pins(); - at91_uarts[i] = &at91sam9260_dbgu_device; - at91_clock_associate("mck", &at91sam9260_dbgu_device.dev, "usart"); - break; - default: - continue; - } - at91_uarts[i]->id = i; /* update ID number to mapped ID */ - } - - /* Set serial console device */ - if (config->console_tty < ATMEL_MAX_UART) - atmel_default_console_device = at91_uarts[config->console_tty]; - if (!atmel_default_console_device) - printk(KERN_INFO "AT91: No default serial console defined.\n"); -} - void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) { struct platform_device *pdev; @@ -1073,8 +1129,6 @@ void __init at91_set_serial_console(unsigned portnr) { if (portnr < ATMEL_MAX_UART) atmel_default_console_device = at91_uarts[portnr]; - if (!atmel_default_console_device) - printk(KERN_INFO "AT91: No default serial console defined.\n"); } void __init at91_add_device_serial(void) @@ -1085,9 +1139,11 @@ void __init at91_add_device_serial(void) if (at91_uarts[i]) platform_device_register(at91_uarts[i]); } + + if (!atmel_default_console_device) + printk(KERN_INFO "AT91: No default serial console defined.\n"); } #else -void __init __deprecated at91_init_serial(struct at91_uart_config *config) {} void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {} void __init at91_set_serial_console(unsigned portnr) {} void __init at91_add_device_serial(void) {} @@ -1103,6 +1159,7 @@ static int __init at91_add_standard_devices(void) { at91_add_device_rtt(); at91_add_device_watchdog(); + at91_add_device_tc(); return 0; }