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Diffstat (limited to 'arch/arm/mach-realview/realview_eb.c')
-rw-r--r--arch/arm/mach-realview/realview_eb.c492
1 files changed, 0 insertions, 492 deletions
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
deleted file mode 100644
index b442fa61e943..000000000000
--- a/arch/arm/mach-realview/realview_eb.c
+++ /dev/null
@@ -1,492 +0,0 @@
-/*
- * linux/arch/arm/mach-realview/realview_eb.c
- *
- * Copyright (C) 2004 ARM Limited
- * Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * 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 <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/device.h>
-#include <linux/amba/bus.h>
-#include <linux/amba/pl061.h>
-#include <linux/amba/mmci.h>
-#include <linux/amba/pl022.h>
-#include <linux/io.h>
-#include <linux/irqchip/arm-gic.h>
-#include <linux/platform_data/clk-realview.h>
-#include <linux/reboot.h>
-
-#include "hardware.h"
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-#include <asm/pgtable.h>
-#include <asm/hardware/cache-l2x0.h>
-#include <asm/smp_twd.h>
-#include <asm/system_info.h>
-#include <asm/outercache.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/time.h>
-
-#include "board-eb.h"
-#include "irqs-eb.h"
-
-#include "core.h"
-
-static struct map_desc realview_eb_io_desc[] __initdata = {
- {
- .virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
- .pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB_GIC_CPU_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB_GIC_CPU_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB_GIC_DIST_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB_GIC_DIST_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
- .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB_TIMER0_1_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB_TIMER0_1_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB_TIMER2_3_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB_TIMER2_3_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- },
-#ifdef CONFIG_DEBUG_LL
- {
- .virtual = IO_ADDRESS(REALVIEW_EB_UART0_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB_UART0_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }
-#endif
-};
-
-static struct map_desc realview_eb11mp_io_desc[] __initdata = {
- {
- .virtual = IO_ADDRESS(REALVIEW_EB11MP_PRIV_MEM_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB11MP_PRIV_MEM_BASE),
- .length = REALVIEW_EB11MP_PRIV_MEM_SIZE,
- .type = MT_DEVICE,
- }, {
- .virtual = IO_ADDRESS(REALVIEW_EB11MP_L220_BASE),
- .pfn = __phys_to_pfn(REALVIEW_EB11MP_L220_BASE),
- .length = SZ_8K,
- .type = MT_DEVICE,
- }
-};
-
-static void __init realview_eb_map_io(void)
-{
- iotable_init(realview_eb_io_desc, ARRAY_SIZE(realview_eb_io_desc));
- if (core_tile_eb11mp() || core_tile_a9mp())
- iotable_init(realview_eb11mp_io_desc, ARRAY_SIZE(realview_eb11mp_io_desc));
-}
-
-static struct pl061_platform_data gpio0_plat_data = {
- .gpio_base = 0,
-};
-
-static struct pl061_platform_data gpio1_plat_data = {
- .gpio_base = 8,
-};
-
-static struct pl061_platform_data gpio2_plat_data = {
- .gpio_base = 16,
-};
-
-static struct pl022_ssp_controller ssp0_plat_data = {
- .bus_id = 0,
- .enable_dma = 0,
- .num_chipselect = 1,
-};
-
-/*
- * RealView EB AMBA devices
- */
-
-/*
- * These devices are connected via the core APB bridge
- */
-#define GPIO2_IRQ { IRQ_EB_GPIO2 }
-#define GPIO3_IRQ { IRQ_EB_GPIO3 }
-
-#define AACI_IRQ { IRQ_EB_AACI }
-#define MMCI0_IRQ { IRQ_EB_MMCI0A, IRQ_EB_MMCI0B }
-#define KMI0_IRQ { IRQ_EB_KMI0 }
-#define KMI1_IRQ { IRQ_EB_KMI1 }
-
-/*
- * These devices are connected directly to the multi-layer AHB switch
- */
-#define EB_SMC_IRQ { }
-#define MPMC_IRQ { }
-#define EB_CLCD_IRQ { IRQ_EB_CLCD }
-#define DMAC_IRQ { IRQ_EB_DMA }
-
-/*
- * These devices are connected via the core APB bridge
- */
-#define SCTL_IRQ { }
-#define EB_WATCHDOG_IRQ { IRQ_EB_WDOG }
-#define EB_GPIO0_IRQ { IRQ_EB_GPIO0 }
-#define GPIO1_IRQ { IRQ_EB_GPIO1 }
-#define EB_RTC_IRQ { IRQ_EB_RTC }
-
-/*
- * These devices are connected via the DMA APB bridge
- */
-#define SCI_IRQ { IRQ_EB_SCI }
-#define EB_UART0_IRQ { IRQ_EB_UART0 }
-#define EB_UART1_IRQ { IRQ_EB_UART1 }
-#define EB_UART2_IRQ { IRQ_EB_UART2 }
-#define EB_UART3_IRQ { IRQ_EB_UART3 }
-#define EB_SSP_IRQ { IRQ_EB_SSP }
-
-/* FPGA Primecells */
-APB_DEVICE(aaci, "fpga:aaci", AACI, NULL);
-APB_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data);
-APB_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL);
-APB_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL);
-APB_DEVICE(uart3, "fpga:uart3", EB_UART3, NULL);
-
-/* DevChip Primecells */
-AHB_DEVICE(smc, "dev:smc", EB_SMC, NULL);
-AHB_DEVICE(clcd, "dev:clcd", EB_CLCD, &clcd_plat_data);
-AHB_DEVICE(dmac, "dev:dmac", DMAC, NULL);
-AHB_DEVICE(sctl, "dev:sctl", SCTL, NULL);
-APB_DEVICE(wdog, "dev:wdog", EB_WATCHDOG, NULL);
-APB_DEVICE(gpio0, "dev:gpio0", EB_GPIO0, &gpio0_plat_data);
-APB_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data);
-APB_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data);
-APB_DEVICE(rtc, "dev:rtc", EB_RTC, NULL);
-APB_DEVICE(sci0, "dev:sci0", SCI, NULL);
-APB_DEVICE(uart0, "dev:uart0", EB_UART0, NULL);
-APB_DEVICE(uart1, "dev:uart1", EB_UART1, NULL);
-APB_DEVICE(uart2, "dev:uart2", EB_UART2, NULL);
-APB_DEVICE(ssp0, "dev:ssp0", EB_SSP, &ssp0_plat_data);
-
-static struct amba_device *amba_devs[] __initdata = {
- &dmac_device,
- &uart0_device,
- &uart1_device,
- &uart2_device,
- &uart3_device,
- &smc_device,
- &clcd_device,
- &sctl_device,
- &wdog_device,
- &gpio0_device,
- &gpio1_device,
- &gpio2_device,
- &rtc_device,
- &sci0_device,
- &ssp0_device,
- &aaci_device,
- &mmc0_device,
- &kmi0_device,
- &kmi1_device,
-};
-
-/*
- * RealView EB platform devices
- */
-static struct resource realview_eb_flash_resource = {
- .start = REALVIEW_EB_FLASH_BASE,
- .end = REALVIEW_EB_FLASH_BASE + REALVIEW_EB_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct resource realview_eb_eth_resources[] = {
- [0] = {
- .start = REALVIEW_EB_ETH_BASE,
- .end = REALVIEW_EB_ETH_BASE + SZ_64K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_EB_ETH,
- .end = IRQ_EB_ETH,
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
- },
-};
-
-/*
- * Detect and register the correct Ethernet device. RealView/EB rev D
- * platforms use the newer SMSC LAN9118 Ethernet chip
- */
-static int eth_device_register(void)
-{
- void __iomem *eth_addr = ioremap(REALVIEW_EB_ETH_BASE, SZ_4K);
- const char *name = NULL;
- u32 idrev;
-
- if (!eth_addr)
- return -ENOMEM;
-
- idrev = readl(eth_addr + 0x50);
- if ((idrev & 0xFFFF0000) != 0x01180000)
- /* SMSC LAN9118 not present, use LAN91C111 instead */
- name = "smc91x";
-
- iounmap(eth_addr);
- return realview_eth_register(name, realview_eb_eth_resources);
-}
-
-static struct resource realview_eb_isp1761_resources[] = {
- [0] = {
- .start = REALVIEW_EB_USB_BASE,
- .end = REALVIEW_EB_USB_BASE + SZ_128K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_EB_USB,
- .end = IRQ_EB_USB,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource pmu_resources[] = {
- [0] = {
- .start = IRQ_EB11MP_PMU_CPU0,
- .end = IRQ_EB11MP_PMU_CPU0,
- .flags = IORESOURCE_IRQ,
- },
- [1] = {
- .start = IRQ_EB11MP_PMU_CPU1,
- .end = IRQ_EB11MP_PMU_CPU1,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- .start = IRQ_EB11MP_PMU_CPU2,
- .end = IRQ_EB11MP_PMU_CPU2,
- .flags = IORESOURCE_IRQ,
- },
- [3] = {
- .start = IRQ_EB11MP_PMU_CPU3,
- .end = IRQ_EB11MP_PMU_CPU3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device pmu_device = {
- .id = -1,
- .num_resources = ARRAY_SIZE(pmu_resources),
- .resource = pmu_resources,
-};
-
-static struct resource char_lcd_resources[] = {
- {
- .start = REALVIEW_CHAR_LCD_BASE,
- .end = (REALVIEW_CHAR_LCD_BASE + SZ_4K - 1),
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_EB_CHARLCD,
- .end = IRQ_EB_CHARLCD,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device char_lcd_device = {
- .name = "arm-charlcd",
- .id = -1,
- .num_resources = ARRAY_SIZE(char_lcd_resources),
- .resource = char_lcd_resources,
-};
-
-static void __init gic_init_irq(void)
-{
- if (core_tile_eb11mp() || core_tile_a9mp()) {
- unsigned int pldctrl;
-
- /* new irq mode */
- writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK));
- pldctrl = readl(__io_address(REALVIEW_SYS_BASE) + REALVIEW_EB11MP_SYS_PLD_CTRL1);
- pldctrl |= 0x00800000;
- writel(pldctrl, __io_address(REALVIEW_SYS_BASE) + REALVIEW_EB11MP_SYS_PLD_CTRL1);
- writel(0x00000000, __io_address(REALVIEW_SYS_LOCK));
-
- /* core tile GIC, primary */
- gic_init(0, 29, __io_address(REALVIEW_EB11MP_GIC_DIST_BASE),
- __io_address(REALVIEW_EB11MP_GIC_CPU_BASE));
-
-#ifndef CONFIG_REALVIEW_EB_ARM11MP_REVB
- /* board GIC, secondary */
- gic_init(1, 96, __io_address(REALVIEW_EB_GIC_DIST_BASE),
- __io_address(REALVIEW_EB_GIC_CPU_BASE));
- gic_cascade_irq(1, IRQ_EB11MP_EB_IRQ1);
-#endif
- } else {
- /* board GIC, primary */
- gic_init(0, 29, __io_address(REALVIEW_EB_GIC_DIST_BASE),
- __io_address(REALVIEW_EB_GIC_CPU_BASE));
- }
-}
-
-/*
- * Fix up the IRQ numbers for the RealView EB/ARM11MPCore tile
- */
-static void realview_eb11mp_fixup(void)
-{
- /* AMBA devices */
- dmac_device.irq[0] = IRQ_EB11MP_DMA;
- uart0_device.irq[0] = IRQ_EB11MP_UART0;
- uart1_device.irq[0] = IRQ_EB11MP_UART1;
- uart2_device.irq[0] = IRQ_EB11MP_UART2;
- uart3_device.irq[0] = IRQ_EB11MP_UART3;
- clcd_device.irq[0] = IRQ_EB11MP_CLCD;
- wdog_device.irq[0] = IRQ_EB11MP_WDOG;
- gpio0_device.irq[0] = IRQ_EB11MP_GPIO0;
- gpio1_device.irq[0] = IRQ_EB11MP_GPIO1;
- gpio2_device.irq[0] = IRQ_EB11MP_GPIO2;
- rtc_device.irq[0] = IRQ_EB11MP_RTC;
- sci0_device.irq[0] = IRQ_EB11MP_SCI;
- ssp0_device.irq[0] = IRQ_EB11MP_SSP;
- aaci_device.irq[0] = IRQ_EB11MP_AACI;
- mmc0_device.irq[0] = IRQ_EB11MP_MMCI0A;
- mmc0_device.irq[1] = IRQ_EB11MP_MMCI0B;
- kmi0_device.irq[0] = IRQ_EB11MP_KMI0;
- kmi1_device.irq[0] = IRQ_EB11MP_KMI1;
-
- /* platform devices */
- realview_eb_eth_resources[1].start = IRQ_EB11MP_ETH;
- realview_eb_eth_resources[1].end = IRQ_EB11MP_ETH;
- realview_eb_isp1761_resources[1].start = IRQ_EB11MP_USB;
- realview_eb_isp1761_resources[1].end = IRQ_EB11MP_USB;
-}
-
-#ifdef CONFIG_HAVE_ARM_TWD
-static DEFINE_TWD_LOCAL_TIMER(twd_local_timer,
- REALVIEW_EB11MP_TWD_BASE,
- IRQ_LOCALTIMER);
-
-static void __init realview_eb_twd_init(void)
-{
- if (core_tile_eb11mp() || core_tile_a9mp()) {
- int err = twd_local_timer_register(&twd_local_timer);
- if (err)
- pr_err("twd_local_timer_register failed %d\n", err);
- }
-}
-#else
-#define realview_eb_twd_init() do { } while(0)
-#endif
-
-static void __init realview_eb_timer_init(void)
-{
- unsigned int timer_irq;
-
- timer0_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE);
- timer1_va_base = __io_address(REALVIEW_EB_TIMER0_1_BASE) + 0x20;
- timer2_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE);
- timer3_va_base = __io_address(REALVIEW_EB_TIMER2_3_BASE) + 0x20;
-
- if (core_tile_eb11mp() || core_tile_a9mp())
- timer_irq = IRQ_EB11MP_TIMER0_1;
- else
- timer_irq = IRQ_EB_TIMER0_1;
-
- realview_clk_init(__io_address(REALVIEW_SYS_BASE), false);
- realview_timer_init(timer_irq);
- realview_eb_twd_init();
-}
-
-static void realview_eb_restart(enum reboot_mode mode, const char *cmd)
-{
- void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
- void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
-
- /*
- * To reset, we hit the on-board reset register
- * in the system FPGA
- */
- __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
- if (core_tile_eb11mp())
- __raw_writel(0x0008, reset_ctrl);
- dsb();
-}
-
-static void __init realview_eb_init(void)
-{
- int i;
-
- if (core_tile_eb11mp() || core_tile_a9mp()) {
- realview_eb11mp_fixup();
-
-#ifdef CONFIG_CACHE_L2X0
- /*
- * The PL220 needs to be manually configured as the hardware
- * doesn't report the correct sizes.
- * 1MB (128KB/way), 8-way associativity, event monitor and
- * parity enabled, ignore share bit, no force write allocate
- * Bits: .... ...0 0111 1001 0000 .... .... ....
- */
- l2x0_init(__io_address(REALVIEW_EB11MP_L220_BASE), 0x00790000, 0xfe000fff);
-
- /*
- * due to a bug in the l220 cache controller, we must not call
- * the sync function. stub it out here instead!
- */
- outer_cache.sync = NULL;
-#endif
- pmu_device.name = core_tile_a9mp() ? "armv7-pmu" : "armv6-pmu";
- platform_device_register(&pmu_device);
- }
-
- realview_flash_register(&realview_eb_flash_resource, 1);
- platform_device_register(&realview_i2c_device);
- platform_device_register(&char_lcd_device);
- platform_device_register(&realview_leds_device);
- eth_device_register();
- realview_usb_register(realview_eb_isp1761_resources);
-
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
- struct amba_device *d = amba_devs[i];
- amba_device_register(d, &iomem_resource);
- }
-}
-
-MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
- /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
- .atag_offset = 0x100,
- .smp = smp_ops(realview_smp_ops),
- .fixup = realview_fixup,
- .map_io = realview_eb_map_io,
- .init_early = realview_init_early,
- .init_irq = gic_init_irq,
- .init_time = realview_eb_timer_init,
- .init_machine = realview_eb_init,
-#ifdef CONFIG_ZONE_DMA
- .dma_zone_size = SZ_256M,
-#endif
- .restart = realview_eb_restart,
-MACHINE_END
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