diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-at91/at91sam9rl.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-at91/at91sam9rl.c | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-at91/at91sam9rl.c b/ANDROID_3.4.5/arch/arm/mach-at91/at91sam9rl.c deleted file mode 100644 index d9f2774f..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-at91/at91sam9rl.c +++ /dev/null @@ -1,356 +0,0 @@ -/* - * arch/arm/mach-at91/at91sam9rl.c - * - * Copyright (C) 2005 SAN People - * Copyright (C) 2007 Atmel Corporation - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. - */ - -#include <linux/module.h> - -#include <asm/proc-fns.h> -#include <asm/irq.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/system_misc.h> -#include <mach/cpu.h> -#include <mach/at91_dbgu.h> -#include <mach/at91sam9rl.h> -#include <mach/at91_pmc.h> -#include <mach/at91_rstc.h> - -#include "soc.h" -#include "generic.h" -#include "clock.h" -#include "sam9_smc.h" - -/* -------------------------------------------------------------------- - * Clocks - * -------------------------------------------------------------------- */ - -/* - * The peripheral clocks. - */ -static struct clk pioA_clk = { - .name = "pioA_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_PIOA, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk pioB_clk = { - .name = "pioB_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_PIOB, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk pioC_clk = { - .name = "pioC_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_PIOC, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk pioD_clk = { - .name = "pioD_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_PIOD, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk usart0_clk = { - .name = "usart0_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_US0, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk usart1_clk = { - .name = "usart1_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_US1, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk usart2_clk = { - .name = "usart2_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_US2, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk usart3_clk = { - .name = "usart3_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_US3, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk mmc_clk = { - .name = "mci_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_MCI, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk twi0_clk = { - .name = "twi0_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TWI0, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk twi1_clk = { - .name = "twi1_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TWI1, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk spi_clk = { - .name = "spi_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_SPI, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk ssc0_clk = { - .name = "ssc0_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_SSC0, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk ssc1_clk = { - .name = "ssc1_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_SSC1, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk tc0_clk = { - .name = "tc0_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TC0, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk tc1_clk = { - .name = "tc1_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TC1, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk tc2_clk = { - .name = "tc2_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TC2, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk pwm_clk = { - .name = "pwm_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_PWMC, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk tsc_clk = { - .name = "tsc_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_TSC, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk dma_clk = { - .name = "dma_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_DMA, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk udphs_clk = { - .name = "udphs_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_UDPHS, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk lcdc_clk = { - .name = "lcdc_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_LCDC, - .type = CLK_TYPE_PERIPHERAL, -}; -static struct clk ac97_clk = { - .name = "ac97_clk", - .pmc_mask = 1 << AT91SAM9RL_ID_AC97C, - .type = CLK_TYPE_PERIPHERAL, -}; - -static struct clk *periph_clocks[] __initdata = { - &pioA_clk, - &pioB_clk, - &pioC_clk, - &pioD_clk, - &usart0_clk, - &usart1_clk, - &usart2_clk, - &usart3_clk, - &mmc_clk, - &twi0_clk, - &twi1_clk, - &spi_clk, - &ssc0_clk, - &ssc1_clk, - &tc0_clk, - &tc1_clk, - &tc2_clk, - &pwm_clk, - &tsc_clk, - &dma_clk, - &udphs_clk, - &lcdc_clk, - &ac97_clk, - // irq0 -}; - -static struct clk_lookup periph_clocks_lookups[] = { - CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk), - CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk), - CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tc0_clk), - CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.0", &tc1_clk), - CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.0", &tc2_clk), - CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk), - CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk), - CLKDEV_CON_ID("pioA", &pioA_clk), - CLKDEV_CON_ID("pioB", &pioB_clk), - CLKDEV_CON_ID("pioC", &pioC_clk), - CLKDEV_CON_ID("pioD", &pioD_clk), -}; - -static struct clk_lookup usart_clocks_lookups[] = { - CLKDEV_CON_DEV_ID("usart", "atmel_usart.0", &mck), - CLKDEV_CON_DEV_ID("usart", "atmel_usart.1", &usart0_clk), - CLKDEV_CON_DEV_ID("usart", "atmel_usart.2", &usart1_clk), - CLKDEV_CON_DEV_ID("usart", "atmel_usart.3", &usart2_clk), - CLKDEV_CON_DEV_ID("usart", "atmel_usart.4", &usart3_clk), -}; - -/* - * The two programmable clocks. - * You must configure pin multiplexing to bring these signals out. - */ -static struct clk pck0 = { - .name = "pck0", - .pmc_mask = AT91_PMC_PCK0, - .type = CLK_TYPE_PROGRAMMABLE, - .id = 0, -}; -static struct clk pck1 = { - .name = "pck1", - .pmc_mask = AT91_PMC_PCK1, - .type = CLK_TYPE_PROGRAMMABLE, - .id = 1, -}; - -static void __init at91sam9rl_register_clocks(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(periph_clocks); i++) - clk_register(periph_clocks[i]); - - clkdev_add_table(periph_clocks_lookups, - ARRAY_SIZE(periph_clocks_lookups)); - clkdev_add_table(usart_clocks_lookups, - ARRAY_SIZE(usart_clocks_lookups)); - - clk_register(&pck0); - clk_register(&pck1); -} - -static struct clk_lookup console_clock_lookup; - -void __init at91sam9rl_set_console_clock(int id) -{ - if (id >= ARRAY_SIZE(usart_clocks_lookups)) - return; - - console_clock_lookup.con_id = "usart"; - console_clock_lookup.clk = usart_clocks_lookups[id].clk; - clkdev_add(&console_clock_lookup); -} - -/* -------------------------------------------------------------------- - * GPIO - * -------------------------------------------------------------------- */ - -static struct at91_gpio_bank at91sam9rl_gpio[] __initdata = { - { - .id = AT91SAM9RL_ID_PIOA, - .regbase = AT91SAM9RL_BASE_PIOA, - }, { - .id = AT91SAM9RL_ID_PIOB, - .regbase = AT91SAM9RL_BASE_PIOB, - }, { - .id = AT91SAM9RL_ID_PIOC, - .regbase = AT91SAM9RL_BASE_PIOC, - }, { - .id = AT91SAM9RL_ID_PIOD, - .regbase = AT91SAM9RL_BASE_PIOD, - } -}; - -/* -------------------------------------------------------------------- - * AT91SAM9RL processor initialization - * -------------------------------------------------------------------- */ - -static void __init at91sam9rl_map_io(void) -{ - unsigned long sram_size; - - switch (at91_soc_initdata.cidr & AT91_CIDR_SRAMSIZ) { - case AT91_CIDR_SRAMSIZ_32K: - sram_size = 2 * SZ_16K; - break; - case AT91_CIDR_SRAMSIZ_16K: - default: - sram_size = SZ_16K; - } - - /* Map SRAM */ - at91_init_sram(0, AT91SAM9RL_SRAM_BASE, sram_size); -} - -static void __init at91sam9rl_ioremap_registers(void) -{ - at91_ioremap_shdwc(AT91SAM9RL_BASE_SHDWC); - at91_ioremap_rstc(AT91SAM9RL_BASE_RSTC); - at91_ioremap_ramc(0, AT91SAM9RL_BASE_SDRAMC, 512); - at91sam926x_ioremap_pit(AT91SAM9RL_BASE_PIT); - at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC); - at91_ioremap_matrix(AT91SAM9RL_BASE_MATRIX); -} - -static void __init at91sam9rl_initialize(void) -{ - arm_pm_idle = at91sam9_idle; - arm_pm_restart = at91sam9_alt_restart; - at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0); - - /* Register GPIO subsystem */ - at91_gpio_init(at91sam9rl_gpio, 4); -} - -/* -------------------------------------------------------------------- - * Interrupt initialization - * -------------------------------------------------------------------- */ - -/* - * The default interrupt priority levels (0 = lowest, 7 = highest). - */ -static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = { - 7, /* Advanced Interrupt Controller */ - 7, /* System Peripherals */ - 1, /* Parallel IO Controller A */ - 1, /* Parallel IO Controller B */ - 1, /* Parallel IO Controller C */ - 1, /* Parallel IO Controller D */ - 5, /* USART 0 */ - 5, /* USART 1 */ - 5, /* USART 2 */ - 5, /* USART 3 */ - 0, /* Multimedia Card Interface */ - 6, /* Two-Wire Interface 0 */ - 6, /* Two-Wire Interface 1 */ - 5, /* Serial Peripheral Interface */ - 4, /* Serial Synchronous Controller 0 */ - 4, /* Serial Synchronous Controller 1 */ - 0, /* Timer Counter 0 */ - 0, /* Timer Counter 1 */ - 0, /* Timer Counter 2 */ - 0, - 0, /* Touch Screen Controller */ - 0, /* DMA Controller */ - 2, /* USB Device High speed port */ - 2, /* LCD Controller */ - 6, /* AC97 Controller */ - 0, - 0, - 0, - 0, - 0, - 0, - 0, /* Advanced Interrupt Controller */ -}; - -struct at91_init_soc __initdata at91sam9rl_soc = { - .map_io = at91sam9rl_map_io, - .default_irq_priority = at91sam9rl_default_irq_priority, - .ioremap_registers = at91sam9rl_ioremap_registers, - .register_clocks = at91sam9rl_register_clocks, - .init = at91sam9rl_initialize, -}; |