--- /dev/null
+/*
+ * arch/arm/mach-pnx4008/core.c
+ *
+ * PNX4008 core startup code
+ *
+ * Authors: Vitaly Wool, Dmitry Chigirev,
+ * Grigory Tolstolytkin, Dmitry Pervushin <source@mvista.com>
+ *
+ * Based on reference code received from Philips:
+ * Copyright (C) 2003 Philips Semiconductors
+ *
+ * 2005 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/mm.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/serial_8250.h>
+#include <linux/device.h>
+#include <linux/spi/spi.h>
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+#include <asm/system.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+
+#include <asm/arch/irq.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/dma.h>
+
+struct resource spipnx_0_resources[] = {
+ {
+ .start = PNX4008_SPI1_BASE,
+ .end = PNX4008_SPI1_BASE + SZ_4K,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = PER_SPI1_REC_XMIT,
+ .flags = IORESOURCE_DMA,
+ }, {
+ .start = SPI1_INT,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .flags = 0,
+ },
+};
+
+struct resource spipnx_1_resources[] = {
+ {
+ .start = PNX4008_SPI2_BASE,
+ .end = PNX4008_SPI2_BASE + SZ_4K,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = PER_SPI2_REC_XMIT,
+ .flags = IORESOURCE_DMA,
+ }, {
+ .start = SPI2_INT,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .flags = 0,
+ }
+};
+
+static struct spi_board_info spi_board_info[] __initdata = {
+ {
+ .modalias = "m25p80",
+ .max_speed_hz = 1000000,
+ .bus_num = 1,
+ .chip_select = 0,
+ },
+};
+
+static struct platform_device spipnx_1 = {
+ .name = "spipnx",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(spipnx_0_resources),
+ .resource = spipnx_0_resources,
+ .dev = {
+ .coherent_dma_mask = 0xFFFFFFFF,
+ },
+};
+
+static struct platform_device spipnx_2 = {
+ .name = "spipnx",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(spipnx_1_resources),
+ .resource = spipnx_1_resources,
+ .dev = {
+ .coherent_dma_mask = 0xFFFFFFFF,
+ },
+};
+
+static struct plat_serial8250_port platform_serial_ports[] = {
+ {
+ .membase = (void *)__iomem(IO_ADDRESS(PNX4008_UART5_BASE)),
+ .mapbase = (unsigned long)PNX4008_UART5_BASE,
+ .irq = IIR5_INT,
+ .uartclk = PNX4008_UART_CLK,
+ .regshift = 2,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | UPF_SKIP_TEST,
+ },
+ {
+ .membase = (void *)__iomem(IO_ADDRESS(PNX4008_UART3_BASE)),
+ .mapbase = (unsigned long)PNX4008_UART3_BASE,
+ .irq = IIR3_INT,
+ .uartclk = PNX4008_UART_CLK,
+ .regshift = 2,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | UPF_SKIP_TEST,
+ },
+ {}
+};
+
+static struct platform_device serial_device = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = &platform_serial_ports,
+ },
+};
+
+static struct platform_device *devices[] __initdata = {
+ &spipnx_1,
+ &spipnx_2,
+ &serial_device,
+};
+
+
+extern void pnx4008_uart_init(void);
+
+static void __init pnx4008_init(void)
+{
+ /*disable all START interrupt sources,
+ and clear all START interrupt flags */
+ __raw_writel(0, START_INT_ER_REG(SE_PIN_BASE_INT));
+ __raw_writel(0, START_INT_ER_REG(SE_INT_BASE_INT));
+ __raw_writel(0xffffffff, START_INT_RSR_REG(SE_PIN_BASE_INT));
+ __raw_writel(0xffffffff, START_INT_RSR_REG(SE_INT_BASE_INT));
+
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+ spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
+ /* Switch on the UART clocks */
+ pnx4008_uart_init();
+}
+
+static struct map_desc pnx4008_io_desc[] __initdata = {
+ {
+ .virtual = IO_ADDRESS(PNX4008_IRAM_BASE),
+ .pfn = __phys_to_pfn(PNX4008_IRAM_BASE),
+ .length = SZ_64K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = IO_ADDRESS(PNX4008_NDF_FLASH_BASE),
+ .pfn = __phys_to_pfn(PNX4008_NDF_FLASH_BASE),
+ .length = SZ_1M - SZ_128K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = IO_ADDRESS(PNX4008_JPEG_CONFIG_BASE),
+ .pfn = __phys_to_pfn(PNX4008_JPEG_CONFIG_BASE),
+ .length = SZ_128K * 3,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = IO_ADDRESS(PNX4008_DMA_CONFIG_BASE),
+ .pfn = __phys_to_pfn(PNX4008_DMA_CONFIG_BASE),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = IO_ADDRESS(PNX4008_AHB2FAB_BASE),
+ .pfn = __phys_to_pfn(PNX4008_AHB2FAB_BASE),
+ .length = SZ_1M,
+ .type = MT_DEVICE,
+ },
+};
+
+void __init pnx4008_map_io(void)
+{
+ iotable_init(pnx4008_io_desc, ARRAY_SIZE(pnx4008_io_desc));
+}
+
+extern struct sys_timer pnx4008_timer;
+
+MACHINE_START(PNX4008, "Philips PNX4008")
+ /* Maintainer: MontaVista Software Inc. */
+ .phys_io = 0x40090000,
+ .io_pg_offst = (0xf4090000 >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = pnx4008_map_io,
+ .init_irq = pnx4008_init_irq,
+ .init_machine = pnx4008_init,
+ .timer = &pnx4008_timer,
+MACHINE_END
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