#include <linux/platform_device.h>
#include <linux/sysdev.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 <asm/irq.h>
#include <asm/leds.h>
#include <asm/mach-types.h>
+#include <asm/pmu.h>
#include <asm/smp_twd.h>
+#include <asm/pgtable.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
#include <asm/mach/time.h>
#include <mach/hardware.h>
iotable_init(realview_local_io_desc, ARRAY_SIZE(realview_local_io_desc));
}
+static struct pl061_platform_data gpio0_plat_data = {
+ .gpio_base = 0,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio1_plat_data = {
+ .gpio_base = 8,
+ .irq_base = -1,
+};
+
+static struct pl061_platform_data gpio2_plat_data = {
+ .gpio_base = 16,
+ .irq_base = -1,
+};
+
+static struct pl022_ssp_controller ssp0_plat_data = {
+ .bus_id = 0,
+ .enable_dma = 0,
+ .num_chipselect = 1,
+};
+
/*
* RealView PBXCore AMBA devices
*/
#define GPIO2_IRQ { IRQ_PBX_GPIO2, NO_IRQ }
-#define GPIO2_DMA { 0, 0 }
#define GPIO3_IRQ { IRQ_PBX_GPIO3, NO_IRQ }
-#define GPIO3_DMA { 0, 0 }
#define AACI_IRQ { IRQ_PBX_AACI, NO_IRQ }
-#define AACI_DMA { 0x80, 0x81 }
#define MMCI0_IRQ { IRQ_PBX_MMCI0A, IRQ_PBX_MMCI0B }
-#define MMCI0_DMA { 0x84, 0 }
#define KMI0_IRQ { IRQ_PBX_KMI0, NO_IRQ }
-#define KMI0_DMA { 0, 0 }
#define KMI1_IRQ { IRQ_PBX_KMI1, NO_IRQ }
-#define KMI1_DMA { 0, 0 }
#define PBX_SMC_IRQ { NO_IRQ, NO_IRQ }
-#define PBX_SMC_DMA { 0, 0 }
#define MPMC_IRQ { NO_IRQ, NO_IRQ }
-#define MPMC_DMA { 0, 0 }
#define PBX_CLCD_IRQ { IRQ_PBX_CLCD, NO_IRQ }
-#define PBX_CLCD_DMA { 0, 0 }
#define DMAC_IRQ { IRQ_PBX_DMAC, NO_IRQ }
-#define DMAC_DMA { 0, 0 }
#define SCTL_IRQ { NO_IRQ, NO_IRQ }
-#define SCTL_DMA { 0, 0 }
#define PBX_WATCHDOG_IRQ { IRQ_PBX_WATCHDOG, NO_IRQ }
-#define PBX_WATCHDOG_DMA { 0, 0 }
#define PBX_GPIO0_IRQ { IRQ_PBX_GPIO0, NO_IRQ }
-#define PBX_GPIO0_DMA { 0, 0 }
#define GPIO1_IRQ { IRQ_PBX_GPIO1, NO_IRQ }
-#define GPIO1_DMA { 0, 0 }
#define PBX_RTC_IRQ { IRQ_PBX_RTC, NO_IRQ }
-#define PBX_RTC_DMA { 0, 0 }
#define SCI_IRQ { IRQ_PBX_SCI, NO_IRQ }
-#define SCI_DMA { 7, 6 }
#define PBX_UART0_IRQ { IRQ_PBX_UART0, NO_IRQ }
-#define PBX_UART0_DMA { 15, 14 }
#define PBX_UART1_IRQ { IRQ_PBX_UART1, NO_IRQ }
-#define PBX_UART1_DMA { 13, 12 }
#define PBX_UART2_IRQ { IRQ_PBX_UART2, NO_IRQ }
-#define PBX_UART2_DMA { 11, 10 }
#define PBX_UART3_IRQ { IRQ_PBX_UART3, NO_IRQ }
-#define PBX_UART3_DMA { 0x86, 0x87 }
#define PBX_SSP_IRQ { IRQ_PBX_SSP, NO_IRQ }
-#define PBX_SSP_DMA { 9, 8 }
/* FPGA Primecells */
-AMBA_DEVICE(aaci, "fpga:04", AACI, NULL);
-AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL);
-AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL);
-AMBA_DEVICE(uart3, "fpga:09", PBX_UART3, NULL);
+AMBA_DEVICE(aaci, "fpga:aaci", AACI, NULL);
+AMBA_DEVICE(mmc0, "fpga:mmc0", MMCI0, &realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0, "fpga:kmi0", KMI0, NULL);
+AMBA_DEVICE(kmi1, "fpga:kmi1", KMI1, NULL);
+AMBA_DEVICE(uart3, "fpga:uart3", PBX_UART3, NULL);
/* DevChip Primecells */
-AMBA_DEVICE(smc, "dev:00", PBX_SMC, NULL);
-AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
-AMBA_DEVICE(wdog, "dev:e1", PBX_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4", PBX_GPIO0, NULL);
-AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
-AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
-AMBA_DEVICE(rtc, "dev:e8", PBX_RTC, NULL);
-AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
-AMBA_DEVICE(uart0, "dev:f1", PBX_UART0, NULL);
-AMBA_DEVICE(uart1, "dev:f2", PBX_UART1, NULL);
-AMBA_DEVICE(uart2, "dev:f3", PBX_UART2, NULL);
-AMBA_DEVICE(ssp0, "dev:f4", PBX_SSP, NULL);
+AMBA_DEVICE(smc, "dev:smc", PBX_SMC, NULL);
+AMBA_DEVICE(sctl, "dev:sctl", SCTL, NULL);
+AMBA_DEVICE(wdog, "dev:wdog", PBX_WATCHDOG, NULL);
+AMBA_DEVICE(gpio0, "dev:gpio0", PBX_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:gpio1", GPIO1, &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:gpio2", GPIO2, &gpio2_plat_data);
+AMBA_DEVICE(rtc, "dev:rtc", PBX_RTC, NULL);
+AMBA_DEVICE(sci0, "dev:sci0", SCI, NULL);
+AMBA_DEVICE(uart0, "dev:uart0", PBX_UART0, NULL);
+AMBA_DEVICE(uart1, "dev:uart1", PBX_UART1, NULL);
+AMBA_DEVICE(uart2, "dev:uart2", PBX_UART2, NULL);
+AMBA_DEVICE(ssp0, "dev:ssp0", PBX_SSP, &ssp0_plat_data);
/* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd, "issp:20", PBX_CLCD, &clcd_plat_data);
-AMBA_DEVICE(dmac, "issp:30", DMAC, NULL);
+AMBA_DEVICE(clcd, "issp:clcd", PBX_CLCD, &clcd_plat_data);
+AMBA_DEVICE(dmac, "issp:dmac", DMAC, NULL);
static struct amba_device *amba_devs[] __initdata = {
&dmac_device,
},
};
+static struct resource pmu_resources[] = {
+ [0] = {
+ .start = IRQ_PBX_PMU_CPU0,
+ .end = IRQ_PBX_PMU_CPU0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [1] = {
+ .start = IRQ_PBX_PMU_CPU1,
+ .end = IRQ_PBX_PMU_CPU1,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = IRQ_PBX_PMU_CPU2,
+ .end = IRQ_PBX_PMU_CPU2,
+ .flags = IORESOURCE_IRQ,
+ },
+ [3] = {
+ .start = IRQ_PBX_PMU_CPU3,
+ .end = IRQ_PBX_PMU_CPU3,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device pmu_device = {
+ .name = "arm-pmu",
+ .id = ARM_PMU_DEVICE_CPU,
+ .num_resources = ARRAY_SIZE(pmu_resources),
+ .resource = pmu_resources,
+};
+
static void __init gic_init_irq(void)
{
/* ARM PBX on-board GIC */
if (core_tile_pbx11mp() || core_tile_pbxa9mp()) {
- gic_cpu_base_addr = __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE);
- gic_dist_init(0, __io_address(REALVIEW_PBX_TILE_GIC_DIST_BASE),
- 29);
- gic_cpu_init(0, __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE));
+ gic_init(0, 29, __io_address(REALVIEW_PBX_TILE_GIC_DIST_BASE),
+ __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE));
} else {
- gic_cpu_base_addr = __io_address(REALVIEW_PBX_GIC_CPU_BASE);
- gic_dist_init(0, __io_address(REALVIEW_PBX_GIC_DIST_BASE),
- IRQ_PBX_GIC_START);
- gic_cpu_init(0, __io_address(REALVIEW_PBX_GIC_CPU_BASE));
+ gic_init(0, IRQ_PBX_GIC_START,
+ __io_address(REALVIEW_PBX_GIC_DIST_BASE),
+ __io_address(REALVIEW_PBX_GIC_CPU_BASE));
}
}
.init = realview_pbx_timer_init,
};
+static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
+ char **from, struct meminfo *meminfo)
+{
+#ifdef CONFIG_SPARSEMEM
+ /*
+ * Memory configuration with SPARSEMEM enabled on RealView PBX (see
+ * asm/mach/memory.h for more information).
+ */
+ meminfo->bank[0].start = 0;
+ meminfo->bank[0].size = SZ_256M;
+ meminfo->bank[1].start = 0x20000000;
+ meminfo->bank[1].size = SZ_512M;
+ meminfo->bank[2].start = 0x80000000;
+ meminfo->bank[2].size = SZ_256M;
+ meminfo->nr_banks = 3;
+#else
+ realview_fixup(mdesc, tags, from, meminfo);
+#endif
+}
+
+static void realview_pbx_reset(char mode)
+{
+ 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);
+ __raw_writel(0x00F0, reset_ctrl);
+ __raw_writel(0x00F4, reset_ctrl);
+}
+
static void __init realview_pbx_init(void)
{
int i;
/* 16KB way size, 8-way associativity, parity disabled
* Bits: .. 0 0 0 0 1 00 1 0 1 001 0 000 0 .... .... .... */
l2x0_init(l2x0_base, 0x02520000, 0xc0000fff);
+ platform_device_register(&pmu_device);
}
#endif
#ifdef CONFIG_LEDS
leds_event = realview_leds_event;
#endif
+ realview_reset = realview_pbx_reset;
}
MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
/* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
- .phys_io = REALVIEW_PBX_UART0_BASE,
- .io_pg_offst = (IO_ADDRESS(REALVIEW_PBX_UART0_BASE) >> 18) & 0xfffc,
- .boot_params = PHYS_OFFSET + 0x00000100,
+ .boot_params = PLAT_PHYS_OFFSET + 0x00000100,
+ .fixup = realview_pbx_fixup,
.map_io = realview_pbx_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_pbx_timer,
.init_machine = realview_pbx_init,