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80b02c172b
arch/arm/mach-at91/at91cap9.c:337: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-at91/at91rm9200.c:301: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-at91/at91sam9260.c:351: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-at91/at91sam9261.c:287: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-at91/at91sam9263.c:312: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-at91/at91sam9rl.c:304: error: 'NR_AIC_IRQS' undeclared here (not in a function) arch/arm/mach-h720x/h7202-eval.c:38: error: implicit declaration of function 'IRQ_CHAINED_GPIOB' arch/arm/mach-ks8695/devices.c:46: error: 'KS8695_IRQ_WAN_RX_STATUS' undeclared here (not in a function) arch/arm/mach-msm/devices.c:28: error: 'INT_UART1' undeclared here (not in a function) arch/arm/mach-mx2/devices.c:233: error: 'MXC_GPIO_IRQ_START' undeclared here (not in a function) arch/arm/mach-mx3/devices.c:128: error: 'MXC_GPIO_IRQ_START' undeclared here (not in a function) arch/arm/mach-omap1/mcbsp.c:140: error: 'INT_730_McBSP1RX' undeclared here (not in a function) arch/arm/mach-omap1/mcbsp.c:165: error: 'INT_McBSP1RX' undeclared here (not in a function) arch/arm/mach-omap1/mcbsp.c:200: error: 'INT_McBSP1RX' undeclared here (not in a function) arch/arm/mach-omap2/board-apollon.c:286: error: implicit declaration of function 'omap_set_gpio_direction' arch/arm/mach-omap2/mcbsp.c:154: error: 'INT_24XX_MCBSP1_IRQ_RX' undeclared here (not in a function) arch/arm/mach-omap2/mcbsp.c:181: error: 'INT_24XX_MCBSP1_IRQ_RX' undeclared here (not in a function) arch/arm/mach-pxa/e350.c:36: error: 'IRQ_BOARD_START' undeclared here (not in a function) arch/arm/plat-s3c/dev-i2c0.c:32: error: 'IRQ_IIC' undeclared here (not in a function) ... Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
358 lines
8.5 KiB
C
358 lines
8.5 KiB
C
/*
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* arch/arm/mach-at91/at91sam9263.c
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*
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* Copyright (C) 2007 Atmel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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*/
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#include <linux/module.h>
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#include <linux/pm.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <mach/at91sam9263.h>
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#include <mach/at91_pmc.h>
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#include <mach/at91_rstc.h>
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#include <mach/at91_shdwc.h>
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#include "generic.h"
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#include "clock.h"
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static struct map_desc at91sam9263_io_desc[] __initdata = {
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{
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.virtual = AT91_VA_BASE_SYS,
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.pfn = __phys_to_pfn(AT91_BASE_SYS),
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.length = SZ_16K,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_IO_VIRT_BASE - AT91SAM9263_SRAM0_SIZE,
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.pfn = __phys_to_pfn(AT91SAM9263_SRAM0_BASE),
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.length = AT91SAM9263_SRAM0_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = AT91_IO_VIRT_BASE - AT91SAM9263_SRAM0_SIZE - AT91SAM9263_SRAM1_SIZE,
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.pfn = __phys_to_pfn(AT91SAM9263_SRAM1_BASE),
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.length = AT91SAM9263_SRAM1_SIZE,
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.type = MT_DEVICE,
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},
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};
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/* --------------------------------------------------------------------
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* Clocks
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* -------------------------------------------------------------------- */
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/*
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* The peripheral clocks.
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*/
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static struct clk pioA_clk = {
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.name = "pioA_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_PIOA,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk pioB_clk = {
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.name = "pioB_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_PIOB,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk pioCDE_clk = {
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.name = "pioCDE_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_PIOCDE,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk usart0_clk = {
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.name = "usart0_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_US0,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk usart1_clk = {
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.name = "usart1_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_US1,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk usart2_clk = {
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.name = "usart2_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_US2,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk mmc0_clk = {
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.name = "mci0_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_MCI0,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk mmc1_clk = {
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.name = "mci1_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_MCI1,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk can_clk = {
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.name = "can_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_CAN,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk twi_clk = {
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.name = "twi_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_TWI,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk spi0_clk = {
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.name = "spi0_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_SPI0,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk spi1_clk = {
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.name = "spi1_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_SPI1,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk ssc0_clk = {
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.name = "ssc0_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_SSC0,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk ssc1_clk = {
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.name = "ssc1_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_SSC1,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk ac97_clk = {
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.name = "ac97_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_AC97C,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk tcb_clk = {
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.name = "tcb_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_TCB,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk pwm_clk = {
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.name = "pwm_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_PWMC,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk macb_clk = {
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.name = "macb_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_EMAC,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk dma_clk = {
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.name = "dma_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_DMA,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk twodge_clk = {
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.name = "2dge_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_2DGE,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk udc_clk = {
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.name = "udc_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_UDP,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk isi_clk = {
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.name = "isi_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_ISI,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk lcdc_clk = {
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.name = "lcdc_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_LCDC,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk ohci_clk = {
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.name = "ohci_clk",
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.pmc_mask = 1 << AT91SAM9263_ID_UHP,
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.type = CLK_TYPE_PERIPHERAL,
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};
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static struct clk *periph_clocks[] __initdata = {
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&pioA_clk,
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&pioB_clk,
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&pioCDE_clk,
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&usart0_clk,
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&usart1_clk,
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&usart2_clk,
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&mmc0_clk,
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&mmc1_clk,
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&can_clk,
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&twi_clk,
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&spi0_clk,
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&spi1_clk,
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&ssc0_clk,
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&ssc1_clk,
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&ac97_clk,
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&tcb_clk,
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&pwm_clk,
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&macb_clk,
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&twodge_clk,
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&udc_clk,
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&isi_clk,
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&lcdc_clk,
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&dma_clk,
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&ohci_clk,
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// irq0 .. irq1
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};
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/*
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* The four programmable clocks.
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* You must configure pin multiplexing to bring these signals out.
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*/
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static struct clk pck0 = {
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.name = "pck0",
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.pmc_mask = AT91_PMC_PCK0,
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.type = CLK_TYPE_PROGRAMMABLE,
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.id = 0,
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};
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static struct clk pck1 = {
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.name = "pck1",
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.pmc_mask = AT91_PMC_PCK1,
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.type = CLK_TYPE_PROGRAMMABLE,
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.id = 1,
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};
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static struct clk pck2 = {
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.name = "pck2",
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.pmc_mask = AT91_PMC_PCK2,
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.type = CLK_TYPE_PROGRAMMABLE,
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.id = 2,
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};
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static struct clk pck3 = {
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.name = "pck3",
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.pmc_mask = AT91_PMC_PCK3,
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.type = CLK_TYPE_PROGRAMMABLE,
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.id = 3,
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};
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static void __init at91sam9263_register_clocks(void)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
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clk_register(periph_clocks[i]);
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clk_register(&pck0);
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clk_register(&pck1);
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clk_register(&pck2);
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clk_register(&pck3);
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}
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/* --------------------------------------------------------------------
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* GPIO
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* -------------------------------------------------------------------- */
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static struct at91_gpio_bank at91sam9263_gpio[] = {
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{
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.id = AT91SAM9263_ID_PIOA,
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.offset = AT91_PIOA,
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.clock = &pioA_clk,
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}, {
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.id = AT91SAM9263_ID_PIOB,
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.offset = AT91_PIOB,
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.clock = &pioB_clk,
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}, {
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.id = AT91SAM9263_ID_PIOCDE,
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.offset = AT91_PIOC,
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.clock = &pioCDE_clk,
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}, {
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.id = AT91SAM9263_ID_PIOCDE,
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.offset = AT91_PIOD,
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.clock = &pioCDE_clk,
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}, {
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.id = AT91SAM9263_ID_PIOCDE,
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.offset = AT91_PIOE,
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.clock = &pioCDE_clk,
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}
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};
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static void at91sam9263_reset(void)
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{
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at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
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}
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static void at91sam9263_poweroff(void)
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{
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at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);
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}
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/* --------------------------------------------------------------------
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* AT91SAM9263 processor initialization
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* -------------------------------------------------------------------- */
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void __init at91sam9263_initialize(unsigned long main_clock)
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{
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/* Map peripherals */
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iotable_init(at91sam9263_io_desc, ARRAY_SIZE(at91sam9263_io_desc));
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at91_arch_reset = at91sam9263_reset;
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pm_power_off = at91sam9263_poweroff;
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at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);
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/* Init clock subsystem */
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at91_clock_init(main_clock);
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/* Register the processor-specific clocks */
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at91sam9263_register_clocks();
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/* Register GPIO subsystem */
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at91_gpio_init(at91sam9263_gpio, 5);
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}
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/* --------------------------------------------------------------------
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* Interrupt initialization
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* -------------------------------------------------------------------- */
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/*
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* The default interrupt priority levels (0 = lowest, 7 = highest).
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*/
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static unsigned int at91sam9263_default_irq_priority[NR_AIC_IRQS] __initdata = {
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7, /* Advanced Interrupt Controller (FIQ) */
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7, /* System Peripherals */
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1, /* Parallel IO Controller A */
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1, /* Parallel IO Controller B */
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1, /* Parallel IO Controller C, D and E */
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0,
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0,
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5, /* USART 0 */
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5, /* USART 1 */
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5, /* USART 2 */
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0, /* Multimedia Card Interface 0 */
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0, /* Multimedia Card Interface 1 */
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3, /* CAN */
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6, /* Two-Wire Interface */
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5, /* Serial Peripheral Interface 0 */
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5, /* Serial Peripheral Interface 1 */
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4, /* Serial Synchronous Controller 0 */
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4, /* Serial Synchronous Controller 1 */
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5, /* AC97 Controller */
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0, /* Timer Counter 0, 1 and 2 */
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0, /* Pulse Width Modulation Controller */
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3, /* Ethernet */
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0,
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0, /* 2D Graphic Engine */
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2, /* USB Device Port */
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0, /* Image Sensor Interface */
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3, /* LDC Controller */
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0, /* DMA Controller */
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0,
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2, /* USB Host port */
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0, /* Advanced Interrupt Controller (IRQ0) */
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0, /* Advanced Interrupt Controller (IRQ1) */
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};
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void __init at91sam9263_init_interrupts(unsigned int priority[NR_AIC_IRQS])
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{
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if (!priority)
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priority = at91sam9263_default_irq_priority;
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/* Initialize the AIC interrupt controller */
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at91_aic_init(priority);
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/* Enable GPIO interrupts */
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at91_gpio_irq_setup();
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}
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