Initial commit; kernel source import

arch/arm/mach-dove/Kconfig

@@ -0,0 +1,36 @@
+if ARCH_DOVE
+
+menu "Marvell Dove Implementations"
+
+config DOVE_LEGACY
+	bool
+
+config MACH_DOVE_DB
+	bool "Marvell DB-MV88AP510 Development Board"
+	select DOVE_LEGACY
+	select I2C_BOARDINFO
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Marvell DB-MV88AP510 Development Board.
+
+config MACH_CM_A510
+	bool "CompuLab CM-A510 Board"
+	select DOVE_LEGACY
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  CompuLab CM-A510 Board.
+
+config MACH_DOVE_DT
+	bool "Marvell Dove Flattened Device Tree"
+	select MVEBU_CLK_CORE
+	select MVEBU_CLK_GATING
+	select REGULATOR
+	select REGULATOR_FIXED_VOLTAGE
+	select USE_OF
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Marvell Dove using flattened device tree.
+
+endmenu
+
+endif

arch/arm/mach-dove/Makefile

@@ -0,0 +1,6 @@
+obj-y				+= common.o irq.o
+obj-$(CONFIG_DOVE_LEGACY)	+= mpp.o
+obj-$(CONFIG_PCI)		+= pcie.o
+obj-$(CONFIG_MACH_DOVE_DB)	+= dove-db-setup.o
+obj-$(CONFIG_MACH_DOVE_DT)	+= board-dt.o
+obj-$(CONFIG_MACH_CM_A510)	+= cm-a510.o

arch/arm/mach-dove/Makefile.boot

@@ -0,0 +1,3 @@
+   zreladdr-y	+= 0x00008000
+params_phys-y	:= 0x00000100
+initrd_phys-y	:= 0x00800000

arch/arm/mach-dove/board-dt.c

@@ -0,0 +1,92 @@
+/*
+ * arch/arm/mach-dove/board-dt.c
+ *
+ * Marvell Dove 88AP510 System On Chip FDT Board
+ *
+ * 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/init.h>
+#include <linux/clk-provider.h>
+#include <linux/clk/mvebu.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_data/usb-ehci-orion.h>
+#include <asm/hardware/cache-tauros2.h>
+#include <asm/mach/arch.h>
+#include <mach/pm.h>
+#include <plat/common.h>
+#include <plat/irq.h>
+#include "common.h"
+
+/*
+ * There are still devices that doesn't even know about DT,
+ * get clock gates here and add a clock lookup.
+ */
+static void __init dove_legacy_clk_init(void)
+{
+	struct device_node *np = of_find_compatible_node(NULL, NULL,
+					 "marvell,dove-gating-clock");
+	struct of_phandle_args clkspec;
+
+	clkspec.np = np;
+	clkspec.args_count = 1;
+
+	clkspec.args[0] = CLOCK_GATING_BIT_GBE;
+	orion_clkdev_add(NULL, "mv643xx_eth_port.0",
+			 of_clk_get_from_provider(&clkspec));
+
+	clkspec.args[0] = CLOCK_GATING_BIT_PCIE0;
+	orion_clkdev_add("0", "pcie",
+			 of_clk_get_from_provider(&clkspec));
+
+	clkspec.args[0] = CLOCK_GATING_BIT_PCIE1;
+	orion_clkdev_add("1", "pcie",
+			 of_clk_get_from_provider(&clkspec));
+}
+
+static void __init dove_of_clk_init(void)
+{
+	mvebu_clocks_init();
+	dove_legacy_clk_init();
+}
+
+static struct mv643xx_eth_platform_data dove_dt_ge00_data = {
+	.phy_addr = MV643XX_ETH_PHY_ADDR_DEFAULT,
+};
+
+static void __init dove_dt_init(void)
+{
+	pr_info("Dove 88AP510 SoC\n");
+
+#ifdef CONFIG_CACHE_TAUROS2
+	tauros2_init(0);
+#endif
+	dove_setup_cpu_wins();
+
+	/* Setup root of clk tree */
+	dove_of_clk_init();
+
+	/* Internal devices not ported to DT yet */
+	dove_ge00_init(&dove_dt_ge00_data);
+	dove_pcie_init(1, 1);
+
+	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
+
+static const char * const dove_dt_board_compat[] = {
+	"marvell,dove",
+	NULL
+};
+
+DT_MACHINE_START(DOVE_DT, "Marvell Dove (Flattened Device Tree)")
+	.map_io		= dove_map_io,
+	.init_early	= dove_init_early,
+	.init_irq	= orion_dt_init_irq,
+	.init_time	= dove_timer_init,
+	.init_machine	= dove_dt_init,
+	.restart	= dove_restart,
+	.dt_compat	= dove_dt_board_compat,
+MACHINE_END

arch/arm/mach-dove/cm-a510.c

@@ -0,0 +1,97 @@
+/*
+ * arch/arm/mach-dove/cm-a510.c
+ *
+ * Copyright (C) 2010 CompuLab, Ltd.
+ * Konstantin Sinyuk <kostyas@compulab.co.il>
+ *
+ * Based on Marvell DB-MV88AP510-BP Development Board Setup
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/dove.h>
+
+#include "common.h"
+
+static struct mv643xx_eth_platform_data cm_a510_ge00_data = {
+	.phy_addr	= MV643XX_ETH_PHY_ADDR_DEFAULT,
+};
+
+static struct mv_sata_platform_data cm_a510_sata_data = {
+	.n_ports        = 1,
+};
+
+/*
+ * SPI Devices:
+ * SPI0: 1M Flash Winbond w25q32bv
+ */
+static const struct flash_platform_data cm_a510_spi_flash_data = {
+	.type		= "w25q32bv",
+};
+
+static struct spi_board_info __initdata cm_a510_spi_flash_info[] = {
+	{
+		.modalias       = "m25p80",
+		.platform_data  = &cm_a510_spi_flash_data,
+		.irq            = -1,
+		.max_speed_hz   = 20000000,
+		.bus_num        = 0,
+		.chip_select    = 0,
+	},
+};
+
+static int __init cm_a510_pci_init(void)
+{
+	if (machine_is_cm_a510())
+		dove_pcie_init(1, 1);
+
+	return 0;
+}
+
+subsys_initcall(cm_a510_pci_init);
+
+/* Board Init */
+static void __init cm_a510_init(void)
+{
+	/*
+	 * Basic Dove setup. Needs to be called early.
+	 */
+	dove_init();
+
+	dove_ge00_init(&cm_a510_ge00_data);
+	dove_ehci0_init();
+	dove_ehci1_init();
+	dove_sata_init(&cm_a510_sata_data);
+	dove_sdio0_init();
+	dove_sdio1_init();
+	dove_spi0_init();
+	dove_spi1_init();
+	dove_uart0_init();
+	dove_uart1_init();
+	dove_i2c_init();
+	spi_register_board_info(cm_a510_spi_flash_info,
+				ARRAY_SIZE(cm_a510_spi_flash_info));
+}
+
+MACHINE_START(CM_A510, "Compulab CM-A510 Board")
+	.atag_offset	= 0x100,
+	.init_machine	= cm_a510_init,
+	.map_io		= dove_map_io,
+	.init_early	= dove_init_early,
+	.init_irq	= dove_init_irq,
+	.init_time	= dove_timer_init,
+	.restart	= dove_restart,
+MACHINE_END

arch/arm/mach-dove/common.c

@@ -0,0 +1,399 @@
+/*
+ * arch/arm/mach-dove/common.c
+ *
+ * Core functions for Marvell Dove 88AP510 System On Chip
+ *
+ * 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/clk-provider.h>
+#include <linux/clk/mvebu.h>
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_data/dma-mv_xor.h>
+#include <linux/platform_data/usb-ehci-orion.h>
+#include <linux/platform_device.h>
+#include <asm/hardware/cache-tauros2.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+#include <mach/bridge-regs.h>
+#include <mach/pm.h>
+#include <plat/common.h>
+#include <plat/irq.h>
+#include <plat/time.h>
+#include "common.h"
+
+/*****************************************************************************
+ * I/O Address Mapping
+ ****************************************************************************/
+static struct map_desc dove_io_desc[] __initdata = {
+	{
+		.virtual	= (unsigned long) DOVE_SB_REGS_VIRT_BASE,
+		.pfn		= __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE),
+		.length		= DOVE_SB_REGS_SIZE,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long) DOVE_NB_REGS_VIRT_BASE,
+		.pfn		= __phys_to_pfn(DOVE_NB_REGS_PHYS_BASE),
+		.length		= DOVE_NB_REGS_SIZE,
+		.type		= MT_DEVICE,
+	},
+};
+
+void __init dove_map_io(void)
+{
+	iotable_init(dove_io_desc, ARRAY_SIZE(dove_io_desc));
+}
+
+/*****************************************************************************
+ * CLK tree
+ ****************************************************************************/
+static int dove_tclk;
+
+static DEFINE_SPINLOCK(gating_lock);
+static struct clk *tclk;
+
+static struct clk __init *dove_register_gate(const char *name,
+					     const char *parent, u8 bit_idx)
+{
+	return clk_register_gate(NULL, name, parent, 0,
+				 (void __iomem *)CLOCK_GATING_CONTROL,
+				 bit_idx, 0, &gating_lock);
+}
+
+static void __init dove_clk_init(void)
+{
+	struct clk *usb0, *usb1, *sata, *pex0, *pex1, *sdio0, *sdio1;
+	struct clk *nand, *camera, *i2s0, *i2s1, *crypto, *ac97, *pdma;
+	struct clk *xor0, *xor1, *ge, *gephy;
+
+	tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT,
+				       dove_tclk);
+
+	usb0 = dove_register_gate("usb0", "tclk", CLOCK_GATING_BIT_USB0);
+	usb1 = dove_register_gate("usb1", "tclk", CLOCK_GATING_BIT_USB1);
+	sata = dove_register_gate("sata", "tclk", CLOCK_GATING_BIT_SATA);
+	pex0 = dove_register_gate("pex0", "tclk", CLOCK_GATING_BIT_PCIE0);
+	pex1 = dove_register_gate("pex1", "tclk", CLOCK_GATING_BIT_PCIE1);
+	sdio0 = dove_register_gate("sdio0", "tclk", CLOCK_GATING_BIT_SDIO0);
+	sdio1 = dove_register_gate("sdio1", "tclk", CLOCK_GATING_BIT_SDIO1);
+	nand = dove_register_gate("nand", "tclk", CLOCK_GATING_BIT_NAND);
+	camera = dove_register_gate("camera", "tclk", CLOCK_GATING_BIT_CAMERA);
+	i2s0 = dove_register_gate("i2s0", "tclk", CLOCK_GATING_BIT_I2S0);
+	i2s1 = dove_register_gate("i2s1", "tclk", CLOCK_GATING_BIT_I2S1);
+	crypto = dove_register_gate("crypto", "tclk", CLOCK_GATING_BIT_CRYPTO);
+	ac97 = dove_register_gate("ac97", "tclk", CLOCK_GATING_BIT_AC97);
+	pdma = dove_register_gate("pdma", "tclk", CLOCK_GATING_BIT_PDMA);
+	xor0 = dove_register_gate("xor0", "tclk", CLOCK_GATING_BIT_XOR0);
+	xor1 = dove_register_gate("xor1", "tclk", CLOCK_GATING_BIT_XOR1);
+	gephy = dove_register_gate("gephy", "tclk", CLOCK_GATING_BIT_GIGA_PHY);
+	ge = dove_register_gate("ge", "gephy", CLOCK_GATING_BIT_GBE);
+
+	orion_clkdev_add(NULL, "orion_spi.0", tclk);
+	orion_clkdev_add(NULL, "orion_spi.1", tclk);
+	orion_clkdev_add(NULL, "orion_wdt", tclk);
+	orion_clkdev_add(NULL, "mv64xxx_i2c.0", tclk);
+
+	orion_clkdev_add(NULL, "orion-ehci.0", usb0);
+	orion_clkdev_add(NULL, "orion-ehci.1", usb1);
+	orion_clkdev_add(NULL, "mv643xx_eth_port.0", ge);
+	orion_clkdev_add(NULL, "sata_mv.0", sata);
+	orion_clkdev_add("0", "pcie", pex0);
+	orion_clkdev_add("1", "pcie", pex1);
+	orion_clkdev_add(NULL, "sdhci-dove.0", sdio0);
+	orion_clkdev_add(NULL, "sdhci-dove.1", sdio1);
+	orion_clkdev_add(NULL, "orion_nand", nand);
+	orion_clkdev_add(NULL, "cafe1000-ccic.0", camera);
+	orion_clkdev_add(NULL, "kirkwood-i2s.0", i2s0);
+	orion_clkdev_add(NULL, "kirkwood-i2s.1", i2s1);
+	orion_clkdev_add(NULL, "mv_crypto", crypto);
+	orion_clkdev_add(NULL, "dove-ac97", ac97);
+	orion_clkdev_add(NULL, "dove-pdma", pdma);
+	orion_clkdev_add(NULL, MV_XOR_NAME ".0", xor0);
+	orion_clkdev_add(NULL, MV_XOR_NAME ".1", xor1);
+}
+
+/*****************************************************************************
+ * EHCI0
+ ****************************************************************************/
+void __init dove_ehci0_init(void)
+{
+	orion_ehci_init(DOVE_USB0_PHYS_BASE, IRQ_DOVE_USB0, EHCI_PHY_NA);
+}
+
+/*****************************************************************************
+ * EHCI1
+ ****************************************************************************/
+void __init dove_ehci1_init(void)
+{
+	orion_ehci_1_init(DOVE_USB1_PHYS_BASE, IRQ_DOVE_USB1);
+}
+
+/*****************************************************************************
+ * GE00
+ ****************************************************************************/
+void __init dove_ge00_init(struct mv643xx_eth_platform_data *eth_data)
+{
+	orion_ge00_init(eth_data, DOVE_GE00_PHYS_BASE,
+			IRQ_DOVE_GE00_SUM, IRQ_DOVE_GE00_ERR,
+			1600);
+}
+
+/*****************************************************************************
+ * SoC RTC
+ ****************************************************************************/
+void __init dove_rtc_init(void)
+{
+	orion_rtc_init(DOVE_RTC_PHYS_BASE, IRQ_DOVE_RTC);
+}
+
+/*****************************************************************************
+ * SATA
+ ****************************************************************************/
+void __init dove_sata_init(struct mv_sata_platform_data *sata_data)
+{
+	orion_sata_init(sata_data, DOVE_SATA_PHYS_BASE, IRQ_DOVE_SATA);
+
+}
+
+/*****************************************************************************
+ * UART0
+ ****************************************************************************/
+void __init dove_uart0_init(void)
+{
+	orion_uart0_init(DOVE_UART0_VIRT_BASE, DOVE_UART0_PHYS_BASE,
+			 IRQ_DOVE_UART_0, tclk);
+}
+
+/*****************************************************************************
+ * UART1
+ ****************************************************************************/
+void __init dove_uart1_init(void)
+{
+	orion_uart1_init(DOVE_UART1_VIRT_BASE, DOVE_UART1_PHYS_BASE,
+			 IRQ_DOVE_UART_1, tclk);
+}
+
+/*****************************************************************************
+ * UART2
+ ****************************************************************************/
+void __init dove_uart2_init(void)
+{
+	orion_uart2_init(DOVE_UART2_VIRT_BASE, DOVE_UART2_PHYS_BASE,
+			 IRQ_DOVE_UART_2, tclk);
+}
+
+/*****************************************************************************
+ * UART3
+ ****************************************************************************/
+void __init dove_uart3_init(void)
+{
+	orion_uart3_init(DOVE_UART3_VIRT_BASE, DOVE_UART3_PHYS_BASE,
+			 IRQ_DOVE_UART_3, tclk);
+}
+
+/*****************************************************************************
+ * SPI
+ ****************************************************************************/
+void __init dove_spi0_init(void)
+{
+	orion_spi_init(DOVE_SPI0_PHYS_BASE);
+}
+
+void __init dove_spi1_init(void)
+{
+	orion_spi_1_init(DOVE_SPI1_PHYS_BASE);
+}
+
+/*****************************************************************************
+ * I2C
+ ****************************************************************************/
+void __init dove_i2c_init(void)
+{
+	orion_i2c_init(DOVE_I2C_PHYS_BASE, IRQ_DOVE_I2C, 10);
+}
+
+/*****************************************************************************
+ * Time handling
+ ****************************************************************************/
+void __init dove_init_early(void)
+{
+	orion_time_set_base(TIMER_VIRT_BASE);
+	mvebu_mbus_init("marvell,dove-mbus",
+			BRIDGE_WINS_BASE, BRIDGE_WINS_SZ,
+			DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ);
+}
+
+static int __init dove_find_tclk(void)
+{
+	return 166666667;
+}
+
+void __init dove_timer_init(void)
+{
+	dove_tclk = dove_find_tclk();
+	orion_time_init(BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR,
+			IRQ_DOVE_BRIDGE, dove_tclk);
+}
+
+/*****************************************************************************
+ * Cryptographic Engines and Security Accelerator (CESA)
+ ****************************************************************************/
+void __init dove_crypto_init(void)
+{
+	orion_crypto_init(DOVE_CRYPT_PHYS_BASE, DOVE_CESA_PHYS_BASE,
+			  DOVE_CESA_SIZE, IRQ_DOVE_CRYPTO);
+}
+
+/*****************************************************************************
+ * XOR 0
+ ****************************************************************************/
+void __init dove_xor0_init(void)
+{
+	orion_xor0_init(DOVE_XOR0_PHYS_BASE, DOVE_XOR0_HIGH_PHYS_BASE,
+			IRQ_DOVE_XOR_00, IRQ_DOVE_XOR_01);
+}
+
+/*****************************************************************************
+ * XOR 1
+ ****************************************************************************/
+void __init dove_xor1_init(void)
+{
+	orion_xor1_init(DOVE_XOR1_PHYS_BASE, DOVE_XOR1_HIGH_PHYS_BASE,
+			IRQ_DOVE_XOR_10, IRQ_DOVE_XOR_11);
+}
+
+/*****************************************************************************
+ * SDIO
+ ****************************************************************************/
+static u64 sdio_dmamask = DMA_BIT_MASK(32);
+
+static struct resource dove_sdio0_resources[] = {
+	{
+		.start	= DOVE_SDIO0_PHYS_BASE,
+		.end	= DOVE_SDIO0_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_DOVE_SDIO0,
+		.end	= IRQ_DOVE_SDIO0,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device dove_sdio0 = {
+	.name		= "sdhci-dove",
+	.id		= 0,
+	.dev		= {
+		.dma_mask		= &sdio_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+	.resource	= dove_sdio0_resources,
+	.num_resources	= ARRAY_SIZE(dove_sdio0_resources),
+};
+
+void __init dove_sdio0_init(void)
+{
+	platform_device_register(&dove_sdio0);
+}
+
+static struct resource dove_sdio1_resources[] = {
+	{
+		.start	= DOVE_SDIO1_PHYS_BASE,
+		.end	= DOVE_SDIO1_PHYS_BASE + 0xff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_DOVE_SDIO1,
+		.end	= IRQ_DOVE_SDIO1,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device dove_sdio1 = {
+	.name		= "sdhci-dove",
+	.id		= 1,
+	.dev		= {
+		.dma_mask		= &sdio_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+	.resource	= dove_sdio1_resources,
+	.num_resources	= ARRAY_SIZE(dove_sdio1_resources),
+};
+
+void __init dove_sdio1_init(void)
+{
+	platform_device_register(&dove_sdio1);
+}
+
+void __init dove_setup_cpu_wins(void)
+{
+	/*
+	 * The PCIe windows will no longer be statically allocated
+	 * here once Dove is migrated to the pci-mvebu driver.
+	 */
+	mvebu_mbus_add_window_remap_flags("pcie0.0",
+					  DOVE_PCIE0_IO_PHYS_BASE,
+					  DOVE_PCIE0_IO_SIZE,
+					  DOVE_PCIE0_IO_BUS_BASE,
+					  MVEBU_MBUS_PCI_IO);
+	mvebu_mbus_add_window_remap_flags("pcie1.0",
+					  DOVE_PCIE1_IO_PHYS_BASE,
+					  DOVE_PCIE1_IO_SIZE,
+					  DOVE_PCIE1_IO_BUS_BASE,
+					  MVEBU_MBUS_PCI_IO);
+	mvebu_mbus_add_window_remap_flags("pcie0.0",
+					  DOVE_PCIE0_MEM_PHYS_BASE,
+					  DOVE_PCIE0_MEM_SIZE,
+					  MVEBU_MBUS_NO_REMAP,
+					  MVEBU_MBUS_PCI_MEM);
+	mvebu_mbus_add_window_remap_flags("pcie1.0",
+					  DOVE_PCIE1_MEM_PHYS_BASE,
+					  DOVE_PCIE1_MEM_SIZE,
+					  MVEBU_MBUS_NO_REMAP,
+					  MVEBU_MBUS_PCI_MEM);
+	mvebu_mbus_add_window("cesa", DOVE_CESA_PHYS_BASE,
+			      DOVE_CESA_SIZE);
+	mvebu_mbus_add_window("bootrom", DOVE_BOOTROM_PHYS_BASE,
+			      DOVE_BOOTROM_SIZE);
+	mvebu_mbus_add_window("scratchpad", DOVE_SCRATCHPAD_PHYS_BASE,
+			      DOVE_SCRATCHPAD_SIZE);
+}
+
+void __init dove_init(void)
+{
+	pr_info("Dove 88AP510 SoC, TCLK = %d MHz.\n",
+		(dove_tclk + 499999) / 1000000);
+
+#ifdef CONFIG_CACHE_TAUROS2
+	tauros2_init(0);
+#endif
+	dove_setup_cpu_wins();
+
+	/* Setup root of clk tree */
+	dove_clk_init();
+
+	/* internal devices that every board has */
+	dove_rtc_init();
+	dove_xor0_init();
+	dove_xor1_init();
+}
+
+void dove_restart(char mode, const char *cmd)
+{
+	/*
+	 * Enable soft reset to assert RSTOUTn.
+	 */
+	writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+	/*
+	 * Assert soft reset.
+	 */
+	writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+	while (1)
+		;
+}

arch/arm/mach-dove/common.h

@@ -0,0 +1,47 @@
+/*
+ * arch/arm/mach-dove/common.h
+ *
+ * Core functions for Marvell Dove 88AP510 System On Chip
+ *
+ * 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.
+ */
+
+#ifndef __ARCH_DOVE_COMMON_H
+#define __ARCH_DOVE_COMMON_H
+
+struct mv643xx_eth_platform_data;
+struct mv_sata_platform_data;
+
+extern void dove_timer_init(void);
+
+/*
+ * Basic Dove init functions used early by machine-setup.
+ */
+void dove_map_io(void);
+void dove_init(void);
+void dove_init_early(void);
+void dove_init_irq(void);
+void dove_setup_cpu_wins(void);
+void dove_ge00_init(struct mv643xx_eth_platform_data *eth_data);
+void dove_sata_init(struct mv_sata_platform_data *sata_data);
+#ifdef CONFIG_PCI
+void dove_pcie_init(int init_port0, int init_port1);
+#else
+static inline void dove_pcie_init(int init_port0, int init_port1) { }
+#endif
+void dove_ehci0_init(void);
+void dove_ehci1_init(void);
+void dove_uart0_init(void);
+void dove_uart1_init(void);
+void dove_uart2_init(void);
+void dove_uart3_init(void);
+void dove_spi0_init(void);
+void dove_spi1_init(void);
+void dove_i2c_init(void);
+void dove_sdio0_init(void);
+void dove_sdio1_init(void);
+void dove_restart(char, const char *);
+
+#endif

arch/arm/mach-dove/dove-db-setup.c

@@ -0,0 +1,103 @@
+/*
+ * arch/arm/mach-dove/dove-db-setup.c
+ *
+ * Marvell DB-MV88AP510-BP Development Board Setup
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/nand.h>
+#include <linux/timer.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/i2c.h>
+#include <linux/pci.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/gpio.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/dove.h>
+#include "common.h"
+
+static struct mv643xx_eth_platform_data dove_db_ge00_data = {
+	.phy_addr	= MV643XX_ETH_PHY_ADDR_DEFAULT,
+};
+
+static struct mv_sata_platform_data dove_db_sata_data = {
+	.n_ports        = 1,
+};
+
+/*****************************************************************************
+ * SPI Devices:
+ * 	SPI0: 4M Flash ST-M25P32-VMF6P
+ ****************************************************************************/
+static const struct flash_platform_data dove_db_spi_flash_data = {
+	.type		= "m25p64",
+};
+
+static struct spi_board_info __initdata dove_db_spi_flash_info[] = {
+	{
+		.modalias       = "m25p80",
+		.platform_data  = &dove_db_spi_flash_data,
+		.irq            = -1,
+		.max_speed_hz   = 20000000,
+		.bus_num        = 0,
+		.chip_select    = 0,
+	},
+};
+
+/*****************************************************************************
+ * PCI
+ ****************************************************************************/
+static int __init dove_db_pci_init(void)
+{
+	if (machine_is_dove_db())
+		dove_pcie_init(1, 1);
+
+	return 0;
+}
+
+subsys_initcall(dove_db_pci_init);
+
+/*****************************************************************************
+ * Board Init
+ ****************************************************************************/
+static void __init dove_db_init(void)
+{
+	/*
+	 * Basic Dove setup. Needs to be called early.
+	 */
+	dove_init();
+
+	dove_ge00_init(&dove_db_ge00_data);
+	dove_ehci0_init();
+	dove_ehci1_init();
+	dove_sata_init(&dove_db_sata_data);
+	dove_sdio0_init();
+	dove_sdio1_init();
+	dove_spi0_init();
+	dove_spi1_init();
+	dove_uart0_init();
+	dove_uart1_init();
+	dove_i2c_init();
+	spi_register_board_info(dove_db_spi_flash_info,
+				ARRAY_SIZE(dove_db_spi_flash_info));
+}
+
+MACHINE_START(DOVE_DB, "Marvell DB-MV88AP510-BP Development Board")
+	.atag_offset	= 0x100,
+	.init_machine	= dove_db_init,
+	.map_io		= dove_map_io,
+	.init_early	= dove_init_early,
+	.init_irq	= dove_init_irq,
+	.init_time	= dove_timer_init,
+	.restart	= dove_restart,
+MACHINE_END

arch/arm/mach-dove/include/mach/bridge-regs.h

@@ -0,0 +1,55 @@
+/*
+ * arch/arm/mach-dove/include/mach/bridge-regs.h
+ *
+ * Mbus-L to Mbus Bridge Registers
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_BRIDGE_REGS_H
+#define __ASM_ARCH_BRIDGE_REGS_H
+
+#include <mach/dove.h>
+
+#define CPU_CONFIG		(BRIDGE_VIRT_BASE + 0x0000)
+
+#define CPU_CONTROL		(BRIDGE_VIRT_BASE + 0x0104)
+#define  CPU_CTRL_PCIE0_LINK	0x00000001
+#define  CPU_RESET		0x00000002
+#define  CPU_CTRL_PCIE1_LINK	0x00000008
+
+#define RSTOUTn_MASK		(BRIDGE_VIRT_BASE + 0x0108)
+#define  SOFT_RESET_OUT_EN	0x00000004
+
+#define SYSTEM_SOFT_RESET	(BRIDGE_VIRT_BASE + 0x010c)
+#define  SOFT_RESET		0x00000001
+
+#define  BRIDGE_INT_TIMER1_CLR	(~0x0004)
+
+#define IRQ_VIRT_BASE		(BRIDGE_VIRT_BASE + 0x0200)
+#define IRQ_CAUSE_LOW_OFF	0x0000
+#define IRQ_MASK_LOW_OFF	0x0004
+#define FIQ_MASK_LOW_OFF	0x0008
+#define ENDPOINT_MASK_LOW_OFF	0x000c
+#define IRQ_CAUSE_HIGH_OFF	0x0010
+#define IRQ_MASK_HIGH_OFF	0x0014
+#define FIQ_MASK_HIGH_OFF	0x0018
+#define ENDPOINT_MASK_HIGH_OFF	0x001c
+#define PCIE_INTERRUPT_MASK_OFF	0x0020
+
+#define IRQ_MASK_LOW		(IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF)
+#define FIQ_MASK_LOW		(IRQ_VIRT_BASE + FIQ_MASK_LOW_OFF)
+#define ENDPOINT_MASK_LOW	(IRQ_VIRT_BASE + ENDPOINT_MASK_LOW_OFF)
+#define IRQ_MASK_HIGH		(IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF)
+#define FIQ_MASK_HIGH		(IRQ_VIRT_BASE + FIQ_MASK_HIGH_OFF)
+#define ENDPOINT_MASK_HIGH	(IRQ_VIRT_BASE + ENDPOINT_MASK_HIGH_OFF)
+#define PCIE_INTERRUPT_MASK	(IRQ_VIRT_BASE + PCIE_INTERRUPT_MASK_OFF)
+
+#define POWER_MANAGEMENT	(BRIDGE_VIRT_BASE + 0x011c)
+
+#define TIMER_VIRT_BASE		(BRIDGE_VIRT_BASE + 0x0300)
+#define TIMER_PHYS_BASE         (BRIDGE_PHYS_BASE + 0x0300)
+
+#endif

arch/arm/mach-dove/include/mach/debug-macro.S

@@ -0,0 +1,19 @@
+/*
+ * arch/arm/mach-dove/include/mach/debug-macro.S
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <mach/bridge-regs.h>
+
+	.macro	addruart, rp, rv, tmp
+	ldr	\rp, =DOVE_SB_REGS_PHYS_BASE
+	ldr	\rv, =DOVE_SB_REGS_VIRT_BASE
+	orr	\rp, \rp, #0x00012000
+	orr	\rv, \rv, #0x00012000
+	.endm
+
+#define UART_SHIFT	2
+#include <asm/hardware/debug-8250.S>

arch/arm/mach-dove/include/mach/dove.h

@@ -0,0 +1,190 @@
+/*
+ * arch/arm/mach-dove/include/mach/dove.h
+ *
+ * Generic definitions for Marvell Dove 88AP510 SoC
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_DOVE_H
+#define __ASM_ARCH_DOVE_H
+
+/*
+ * Marvell Dove address maps.
+ *
+ * phys		virt		size
+ * c8000000	fdb00000	1M	Cryptographic SRAM
+ * e0000000	@runtime	128M	PCIe-0 Memory space
+ * e8000000	@runtime	128M	PCIe-1 Memory space
+ * f1000000	fde00000	8M	on-chip south-bridge registers
+ * f1800000	fe600000	8M	on-chip north-bridge registers
+ * f2000000	fee00000	1M	PCIe-0 I/O space
+ * f2100000	fef00000	1M	PCIe-1 I/O space
+ */
+
+#define DOVE_CESA_PHYS_BASE		0xc8000000
+#define DOVE_CESA_VIRT_BASE		IOMEM(0xfdb00000)
+#define DOVE_CESA_SIZE			SZ_1M
+
+#define DOVE_PCIE0_MEM_PHYS_BASE	0xe0000000
+#define DOVE_PCIE0_MEM_SIZE		SZ_128M
+
+#define DOVE_PCIE1_MEM_PHYS_BASE	0xe8000000
+#define DOVE_PCIE1_MEM_SIZE		SZ_128M
+
+#define DOVE_BOOTROM_PHYS_BASE		0xf8000000
+#define DOVE_BOOTROM_SIZE		SZ_128M
+
+#define DOVE_SCRATCHPAD_PHYS_BASE	0xf0000000
+#define DOVE_SCRATCHPAD_VIRT_BASE	IOMEM(0xfdd00000)
+#define DOVE_SCRATCHPAD_SIZE		SZ_1M
+
+#define DOVE_SB_REGS_PHYS_BASE		0xf1000000
+#define DOVE_SB_REGS_VIRT_BASE		IOMEM(0xfde00000)
+#define DOVE_SB_REGS_SIZE		SZ_8M
+
+#define DOVE_NB_REGS_PHYS_BASE		0xf1800000
+#define DOVE_NB_REGS_VIRT_BASE		IOMEM(0xfe600000)
+#define DOVE_NB_REGS_SIZE		SZ_8M
+
+#define DOVE_PCIE0_IO_PHYS_BASE		0xf2000000
+#define DOVE_PCIE0_IO_BUS_BASE		0x00000000
+#define DOVE_PCIE0_IO_SIZE		SZ_64K
+
+#define DOVE_PCIE1_IO_PHYS_BASE		0xf2100000
+#define DOVE_PCIE1_IO_BUS_BASE		0x00010000
+#define DOVE_PCIE1_IO_SIZE		SZ_64K
+
+/*
+ * Dove Core Registers Map
+ */
+
+/* SPI, I2C, UART */
+#define DOVE_I2C_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x11000)
+#define DOVE_UART0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x12000)
+#define DOVE_UART0_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x12000)
+#define DOVE_UART1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x12100)
+#define DOVE_UART1_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x12100)
+#define DOVE_UART2_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x12200)
+#define DOVE_UART2_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x12200)
+#define DOVE_UART3_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x12300)
+#define DOVE_UART3_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x12300)
+#define DOVE_SPI0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x10600)
+#define DOVE_SPI1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x14600)
+
+/* North-South Bridge */
+#define BRIDGE_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x20000)
+#define BRIDGE_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x20000)
+#define  BRIDGE_WINS_BASE       (BRIDGE_PHYS_BASE)
+#define  BRIDGE_WINS_SZ         (0x80)
+
+/* Cryptographic Engine */
+#define DOVE_CRYPT_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x30000)
+
+/* PCIe 0 */
+#define DOVE_PCIE0_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x40000)
+
+/* USB */
+#define DOVE_USB0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x50000)
+#define DOVE_USB1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x51000)
+
+/* XOR 0 Engine */
+#define DOVE_XOR0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x60800)
+#define DOVE_XOR0_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x60800)
+#define DOVE_XOR0_HIGH_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x60A00)
+#define DOVE_XOR0_HIGH_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x60A00)
+
+/* XOR 1 Engine */
+#define DOVE_XOR1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x60900)
+#define DOVE_XOR1_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x60900)
+#define DOVE_XOR1_HIGH_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x60B00)
+#define DOVE_XOR1_HIGH_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x60B00)
+
+/* Gigabit Ethernet */
+#define DOVE_GE00_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x70000)
+
+/* PCIe 1 */
+#define DOVE_PCIE1_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0x80000)
+
+/* CAFE */
+#define DOVE_SDIO0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x92000)
+#define DOVE_SDIO1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x90000)
+#define DOVE_CAM_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x94000)
+#define DOVE_CAFE_WIN_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0x98000)
+
+/* SATA */
+#define DOVE_SATA_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xa0000)
+
+/* I2S/SPDIF */
+#define DOVE_AUD0_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xb0000)
+#define DOVE_AUD1_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xb4000)
+
+/* NAND Flash Controller */
+#define DOVE_NFC_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xc0000)
+
+/* MPP, GPIO, Reset Sampling */
+#define DOVE_MPP_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xd0200)
+#define DOVE_PMU_MPP_GENERAL_CTRL (DOVE_MPP_VIRT_BASE + 0x10)
+#define DOVE_RESET_SAMPLE_LO	(DOVE_MPP_VIRT_BASE + 0x014)
+#define DOVE_RESET_SAMPLE_HI	(DOVE_MPP_VIRT_BASE + 0x018)
+#define DOVE_GPIO_LO_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xd0400)
+#define DOVE_GPIO_HI_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xd0420)
+#define DOVE_GPIO2_VIRT_BASE    (DOVE_SB_REGS_VIRT_BASE + 0xe8400)
+#define DOVE_MPP_GENERAL_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xe803c)
+#define  DOVE_AU1_SPDIFO_GPIO_EN	(1 << 1)
+#define  DOVE_NAND_GPIO_EN		(1 << 0)
+#define DOVE_MPP_CTRL4_VIRT_BASE	(DOVE_GPIO_LO_VIRT_BASE + 0x40)
+#define  DOVE_SPI_GPIO_SEL		(1 << 5)
+#define  DOVE_UART1_GPIO_SEL		(1 << 4)
+#define  DOVE_AU1_GPIO_SEL		(1 << 3)
+#define  DOVE_CAM_GPIO_SEL		(1 << 2)
+#define  DOVE_SD1_GPIO_SEL		(1 << 1)
+#define  DOVE_SD0_GPIO_SEL		(1 << 0)
+
+/* Power Management */
+#define DOVE_PMU_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xd0000)
+#define DOVE_PMU_SIG_CTRL	(DOVE_PMU_VIRT_BASE + 0x802c)
+
+/* Real Time Clock */
+#define DOVE_RTC_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xd8500)
+
+/* AC97 */
+#define DOVE_AC97_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xe0000)
+#define DOVE_AC97_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xe0000)
+
+/* Peripheral DMA */
+#define DOVE_PDMA_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xe4000)
+#define DOVE_PDMA_VIRT_BASE	(DOVE_SB_REGS_VIRT_BASE + 0xe4000)
+
+#define DOVE_GLOBAL_CONFIG_1	(DOVE_SB_REGS_VIRT_BASE + 0xe802C)
+#define  DOVE_TWSI_ENABLE_OPTION1	(1 << 7)
+#define DOVE_GLOBAL_CONFIG_2	(DOVE_SB_REGS_VIRT_BASE + 0xe8030)
+#define  DOVE_TWSI_ENABLE_OPTION2	(1 << 20)
+#define  DOVE_TWSI_ENABLE_OPTION3	(1 << 21)
+#define  DOVE_TWSI_OPTION3_GPIO		(1 << 22)
+#define DOVE_SSP_PHYS_BASE	(DOVE_SB_REGS_PHYS_BASE + 0xec000)
+#define DOVE_SSP_CTRL_STATUS_1	(DOVE_SB_REGS_VIRT_BASE + 0xe8034)
+#define  DOVE_SSP_ON_AU1		(1 << 0)
+#define  DOVE_SSP_CLOCK_ENABLE		(1 << 1)
+#define  DOVE_SSP_BPB_CLOCK_SRC_SSP	(1 << 11)
+/* Memory Controller */
+#define DOVE_MC_PHYS_BASE       (DOVE_NB_REGS_PHYS_BASE + 0x00000)
+#define  DOVE_MC_WINS_BASE      (DOVE_MC_PHYS_BASE + 0x100)
+#define  DOVE_MC_WINS_SZ        (0x8)
+#define DOVE_MC_VIRT_BASE	(DOVE_NB_REGS_VIRT_BASE + 0x00000)
+
+/* LCD Controller */
+#define DOVE_LCD_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x10000)
+#define DOVE_LCD1_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x20000)
+#define DOVE_LCD2_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x10000)
+#define DOVE_LCD_DCON_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x30000)
+
+/* Graphic Engine */
+#define DOVE_GPU_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x40000)
+
+/* Video Engine */
+#define DOVE_VPU_PHYS_BASE	(DOVE_NB_REGS_PHYS_BASE + 0x400000)
+
+#endif

arch/arm/mach-dove/include/mach/entry-macro.S

@@ -0,0 +1,33 @@
+/*
+ * arch/arm/mach-dove/include/mach/entry-macro.S
+ *
+ * Low-level IRQ helper macros for Marvell Dove platforms
+ *
+ * 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 <mach/bridge-regs.h>
+
+	.macro  get_irqnr_preamble, base, tmp
+	ldr	\base, =IRQ_VIRT_BASE
+	.endm
+
+	.macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+	@ check low interrupts
+	ldr	\irqstat, [\base, #IRQ_CAUSE_LOW_OFF]
+	ldr	\tmp, [\base, #IRQ_MASK_LOW_OFF]
+	mov	\irqnr, #31
+	ands	\irqstat, \irqstat, \tmp
+
+	@ if no low interrupts set, check high interrupts
+	ldreq	\irqstat, [\base, #IRQ_CAUSE_HIGH_OFF]
+	ldreq	\tmp, [\base, #IRQ_MASK_HIGH_OFF]
+	moveq	\irqnr, #63
+	andeqs	\irqstat, \irqstat, \tmp
+
+	@ find first active interrupt source
+	clzne	\irqstat, \irqstat
+	subne	\irqnr, \irqnr, \irqstat
+	.endm

arch/arm/mach-dove/include/mach/hardware.h

@@ -0,0 +1,19 @@
+/*
+ * arch/arm/mach-dove/include/mach/hardware.h
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include "dove.h"
+
+/* Macros below are required for compatibility with PXA AC'97 driver.	*/
+#define __REG(x)	(*((volatile u32 *)((x) - DOVE_SB_REGS_PHYS_BASE + \
+				DOVE_SB_REGS_VIRT_BASE)))
+#define __PREG(x)	(((u32)&(x)) - DOVE_SB_REGS_VIRT_BASE + \
+		DOVE_SB_REGS_PHYS_BASE)
+#endif

arch/arm/mach-dove/include/mach/irqs.h

@@ -0,0 +1,96 @@
+/*
+ * arch/arm/mach-dove/include/mach/irqs.h
+ *
+ * IRQ definitions for Marvell Dove 88AP510 SoC
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+/*
+ * Dove Low Interrupt Controller
+ */
+#define IRQ_DOVE_BRIDGE		0
+#define IRQ_DOVE_H2C		1
+#define IRQ_DOVE_C2H		2
+#define IRQ_DOVE_NAND		3
+#define IRQ_DOVE_PDMA		4
+#define IRQ_DOVE_SPI1		5
+#define IRQ_DOVE_SPI0		6
+#define IRQ_DOVE_UART_0		7
+#define IRQ_DOVE_UART_1		8
+#define IRQ_DOVE_UART_2		9
+#define IRQ_DOVE_UART_3		10
+#define IRQ_DOVE_I2C		11
+#define IRQ_DOVE_GPIO_0_7	12
+#define IRQ_DOVE_GPIO_8_15	13
+#define IRQ_DOVE_GPIO_16_23	14
+#define IRQ_DOVE_PCIE0_ERR	15
+#define IRQ_DOVE_PCIE0		16
+#define IRQ_DOVE_PCIE1_ERR	17
+#define IRQ_DOVE_PCIE1		18
+#define IRQ_DOVE_I2S0		19
+#define IRQ_DOVE_I2S0_ERR	20
+#define IRQ_DOVE_I2S1		21
+#define IRQ_DOVE_I2S1_ERR	22
+#define IRQ_DOVE_USB_ERR	23
+#define IRQ_DOVE_USB0		24
+#define IRQ_DOVE_USB1		25
+#define IRQ_DOVE_GE00_RX	26
+#define IRQ_DOVE_GE00_TX	27
+#define IRQ_DOVE_GE00_MISC	28
+#define IRQ_DOVE_GE00_SUM	29
+#define IRQ_DOVE_GE00_ERR	30
+#define IRQ_DOVE_CRYPTO		31
+
+/*
+ * Dove High Interrupt Controller
+ */
+#define IRQ_DOVE_AC97		32
+#define IRQ_DOVE_PMU		33
+#define IRQ_DOVE_CAM		34
+#define IRQ_DOVE_SDIO0		35
+#define IRQ_DOVE_SDIO1		36
+#define IRQ_DOVE_SDIO0_WAKEUP	37
+#define IRQ_DOVE_SDIO1_WAKEUP	38
+#define IRQ_DOVE_XOR_00		39
+#define IRQ_DOVE_XOR_01		40
+#define IRQ_DOVE_XOR0_ERR	41
+#define IRQ_DOVE_XOR_10		42
+#define IRQ_DOVE_XOR_11		43
+#define IRQ_DOVE_XOR1_ERR	44
+#define IRQ_DOVE_LCD_DCON	45
+#define IRQ_DOVE_LCD1		46
+#define IRQ_DOVE_LCD0		47
+#define IRQ_DOVE_GPU		48
+#define IRQ_DOVE_PERFORM_MNTR	49
+#define IRQ_DOVE_VPRO_DMA1	51
+#define IRQ_DOVE_SSP_TIMER	54
+#define IRQ_DOVE_SSP		55
+#define IRQ_DOVE_MC_L2_ERR	56
+#define IRQ_DOVE_CRYPTO_ERR	59
+#define IRQ_DOVE_GPIO_24_31	60
+#define IRQ_DOVE_HIGH_GPIO	61
+#define IRQ_DOVE_SATA		62
+
+/*
+ * DOVE General Purpose Pins
+ */
+#define IRQ_DOVE_GPIO_START	64
+#define NR_GPIO_IRQS		64
+
+/*
+ * PMU interrupts
+ */
+#define IRQ_DOVE_PMU_START	(IRQ_DOVE_GPIO_START + NR_GPIO_IRQS)
+#define NR_PMU_IRQS		7
+#define IRQ_DOVE_RTC		(IRQ_DOVE_PMU_START + 5)
+
+#define NR_IRQS			(IRQ_DOVE_PMU_START + NR_PMU_IRQS)
+
+
+#endif

arch/arm/mach-dove/include/mach/pm.h

@@ -0,0 +1,72 @@
+/*
+ * arch/arm/mach-dove/include/mach/pm.h
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_PM_H
+#define __ASM_ARCH_PM_H
+
+#include <asm/errno.h>
+#include <mach/irqs.h>
+
+#define CLOCK_GATING_CONTROL	(DOVE_PMU_VIRT_BASE + 0x38)
+#define  CLOCK_GATING_BIT_USB0		0
+#define  CLOCK_GATING_BIT_USB1		1
+#define  CLOCK_GATING_BIT_GBE		2
+#define  CLOCK_GATING_BIT_SATA		3
+#define  CLOCK_GATING_BIT_PCIE0		4
+#define  CLOCK_GATING_BIT_PCIE1		5
+#define  CLOCK_GATING_BIT_SDIO0		8
+#define  CLOCK_GATING_BIT_SDIO1		9
+#define  CLOCK_GATING_BIT_NAND		10
+#define  CLOCK_GATING_BIT_CAMERA	11
+#define  CLOCK_GATING_BIT_I2S0		12
+#define  CLOCK_GATING_BIT_I2S1		13
+#define  CLOCK_GATING_BIT_CRYPTO	15
+#define  CLOCK_GATING_BIT_AC97		21
+#define  CLOCK_GATING_BIT_PDMA		22
+#define  CLOCK_GATING_BIT_XOR0		23
+#define  CLOCK_GATING_BIT_XOR1		24
+#define  CLOCK_GATING_BIT_GIGA_PHY	30
+#define  CLOCK_GATING_USB0_MASK		(1 << CLOCK_GATING_BIT_USB0)
+#define  CLOCK_GATING_USB1_MASK		(1 << CLOCK_GATING_BIT_USB1)
+#define  CLOCK_GATING_GBE_MASK		(1 << CLOCK_GATING_BIT_GBE)
+#define  CLOCK_GATING_SATA_MASK		(1 << CLOCK_GATING_BIT_SATA)
+#define  CLOCK_GATING_PCIE0_MASK	(1 << CLOCK_GATING_BIT_PCIE0)
+#define  CLOCK_GATING_PCIE1_MASK	(1 << CLOCK_GATING_BIT_PCIE1)
+#define  CLOCK_GATING_SDIO0_MASK	(1 << CLOCK_GATING_BIT_SDIO0)
+#define  CLOCK_GATING_SDIO1_MASK	(1 << CLOCK_GATING_BIT_SDIO1)
+#define  CLOCK_GATING_NAND_MASK		(1 << CLOCK_GATING_BIT_NAND)
+#define  CLOCK_GATING_CAMERA_MASK	(1 << CLOCK_GATING_BIT_CAMERA)
+#define  CLOCK_GATING_I2S0_MASK		(1 << CLOCK_GATING_BIT_I2S0)
+#define  CLOCK_GATING_I2S1_MASK		(1 << CLOCK_GATING_BIT_I2S1)
+#define  CLOCK_GATING_CRYPTO_MASK	(1 << CLOCK_GATING_BIT_CRYPTO)
+#define  CLOCK_GATING_AC97_MASK		(1 << CLOCK_GATING_BIT_AC97)
+#define  CLOCK_GATING_PDMA_MASK		(1 << CLOCK_GATING_BIT_PDMA)
+#define  CLOCK_GATING_XOR0_MASK		(1 << CLOCK_GATING_BIT_XOR0)
+#define  CLOCK_GATING_XOR1_MASK		(1 << CLOCK_GATING_BIT_XOR1)
+#define  CLOCK_GATING_GIGA_PHY_MASK	(1 << CLOCK_GATING_BIT_GIGA_PHY)
+
+#define PMU_INTERRUPT_CAUSE	(DOVE_PMU_VIRT_BASE + 0x50)
+#define PMU_INTERRUPT_MASK	(DOVE_PMU_VIRT_BASE + 0x54)
+
+static inline int pmu_to_irq(int pin)
+{
+	if (pin < NR_PMU_IRQS)
+		return pin + IRQ_DOVE_PMU_START;
+
+	return -EINVAL;
+}
+
+static inline int irq_to_pmu(int irq)
+{
+	if (IRQ_DOVE_PMU_START <= irq && irq < NR_IRQS)
+		return irq - IRQ_DOVE_PMU_START;
+
+	return -EINVAL;
+}
+
+#endif

arch/arm/mach-dove/include/mach/timex.h

@@ -0,0 +1,9 @@
+/*
+ * arch/arm/mach-dove/include/mach/timex.h
+ *
+ * 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.
+ */
+
+#define CLOCK_TICK_RATE		(100 * HZ)

arch/arm/mach-dove/include/mach/uncompress.h

@@ -0,0 +1,36 @@
+/*
+ * arch/arm/mach-dove/include/mach/uncompress.h
+ *
+ * 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 <mach/dove.h>
+
+#define UART_THR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x0))
+#define UART_LSR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x14))
+
+#define LSR_THRE	0x20
+
+static void putc(const char c)
+{
+	int i;
+
+	for (i = 0; i < 0x1000; i++) {
+		/* Transmit fifo not full? */
+		if (*UART_LSR & LSR_THRE)
+			break;
+	}
+
+	*UART_THR = c;
+}
+
+static void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()

arch/arm/mach-dove/irq.c

@@ -0,0 +1,142 @@
+/*
+ * arch/arm/mach-dove/irq.c
+ *
+ * Dove IRQ handling.
+ *
+ * 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/init.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <asm/mach/arch.h>
+#include <plat/irq.h>
+#include <asm/mach/irq.h>
+#include <mach/pm.h>
+#include <mach/bridge-regs.h>
+#include <plat/orion-gpio.h>
+#include "common.h"
+
+static void pmu_irq_mask(struct irq_data *d)
+{
+	int pin = irq_to_pmu(d->irq);
+	u32 u;
+
+	u = readl(PMU_INTERRUPT_MASK);
+	u &= ~(1 << (pin & 31));
+	writel(u, PMU_INTERRUPT_MASK);
+}
+
+static void pmu_irq_unmask(struct irq_data *d)
+{
+	int pin = irq_to_pmu(d->irq);
+	u32 u;
+
+	u = readl(PMU_INTERRUPT_MASK);
+	u |= 1 << (pin & 31);
+	writel(u, PMU_INTERRUPT_MASK);
+}
+
+static void pmu_irq_ack(struct irq_data *d)
+{
+	int pin = irq_to_pmu(d->irq);
+	u32 u;
+
+	/*
+	 * The PMU mask register is not RW0C: it is RW.  This means that
+	 * the bits take whatever value is written to them; if you write
+	 * a '1', you will set the interrupt.
+	 *
+	 * Unfortunately this means there is NO race free way to clear
+	 * these interrupts.
+	 *
+	 * So, let's structure the code so that the window is as small as
+	 * possible.
+	 */
+	u = ~(1 << (pin & 31));
+	u &= readl_relaxed(PMU_INTERRUPT_CAUSE);
+	writel_relaxed(u, PMU_INTERRUPT_CAUSE);
+}
+
+static struct irq_chip pmu_irq_chip = {
+	.name		= "pmu_irq",
+	.irq_mask	= pmu_irq_mask,
+	.irq_unmask	= pmu_irq_unmask,
+	.irq_ack	= pmu_irq_ack,
+};
+
+static void pmu_irq_handler(unsigned int irq, struct irq_desc *desc)
+{
+	unsigned long cause = readl(PMU_INTERRUPT_CAUSE);
+
+	cause &= readl(PMU_INTERRUPT_MASK);
+	if (cause == 0) {
+		do_bad_IRQ(irq, desc);
+		return;
+	}
+
+	for (irq = 0; irq < NR_PMU_IRQS; irq++) {
+		if (!(cause & (1 << irq)))
+			continue;
+		irq = pmu_to_irq(irq);
+		generic_handle_irq(irq);
+	}
+}
+
+static int __initdata gpio0_irqs[4] = {
+	IRQ_DOVE_GPIO_0_7,
+	IRQ_DOVE_GPIO_8_15,
+	IRQ_DOVE_GPIO_16_23,
+	IRQ_DOVE_GPIO_24_31,
+};
+
+static int __initdata gpio1_irqs[4] = {
+	IRQ_DOVE_HIGH_GPIO,
+	0,
+	0,
+	0,
+};
+
+static int __initdata gpio2_irqs[4] = {
+	0,
+	0,
+	0,
+	0,
+};
+
+void __init dove_init_irq(void)
+{
+	int i;
+
+	orion_irq_init(0, IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF);
+	orion_irq_init(32, IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF);
+
+	/*
+	 * Initialize gpiolib for GPIOs 0-71.
+	 */
+	orion_gpio_init(NULL, 0, 32, DOVE_GPIO_LO_VIRT_BASE, 0,
+			IRQ_DOVE_GPIO_START, gpio0_irqs);
+
+	orion_gpio_init(NULL, 32, 32, DOVE_GPIO_HI_VIRT_BASE, 0,
+			IRQ_DOVE_GPIO_START + 32, gpio1_irqs);
+
+	orion_gpio_init(NULL, 64, 8, DOVE_GPIO2_VIRT_BASE, 0,
+			IRQ_DOVE_GPIO_START + 64, gpio2_irqs);
+
+	/*
+	 * Mask and clear PMU interrupts
+	 */
+	writel(0, PMU_INTERRUPT_MASK);
+	writel(0, PMU_INTERRUPT_CAUSE);
+
+	for (i = IRQ_DOVE_PMU_START; i < NR_IRQS; i++) {
+		irq_set_chip_and_handler(i, &pmu_irq_chip, handle_level_irq);
+		irq_set_status_flags(i, IRQ_LEVEL);
+		set_irq_flags(i, IRQF_VALID);
+	}
+	irq_set_chained_handler(IRQ_DOVE_PMU, pmu_irq_handler);
+}

arch/arm/mach-dove/mpp.c

@@ -0,0 +1,162 @@
+/*
+ * arch/arm/mach-dove/mpp.c
+ *
+ * MPP functions for Marvell Dove SoCs
+ *
+ * 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/gpio.h>
+#include <linux/io.h>
+#include <plat/mpp.h>
+#include <mach/dove.h>
+#include <plat/orion-gpio.h>
+#include "mpp.h"
+
+struct dove_mpp_grp {
+	int start;
+	int end;
+};
+
+/* Map a group to a range of GPIO pins in that group */
+static const struct dove_mpp_grp dove_mpp_grp[] = {
+	[MPP_24_39] = {
+		.start	= 24,
+		.end	= 39,
+	},
+	[MPP_40_45] = {
+		.start	= 40,
+		.end	= 45,
+	},
+	[MPP_46_51] = {
+		.start	= 46,
+		.end	= 51,
+	},
+	[MPP_58_61] = {
+		.start	= 58,
+		.end	= 61,
+	},
+	[MPP_62_63] = {
+		.start	= 62,
+		.end	= 63,
+	},
+};
+
+/* Enable gpio for a range of pins. mode should be a combination of
+   GPIO_OUTPUT_OK | GPIO_INPUT_OK */
+static void dove_mpp_gpio_mode(int start, int end, int gpio_mode)
+{
+	int i;
+
+	for (i = start; i <= end; i++)
+		orion_gpio_set_valid(i, gpio_mode);
+}
+
+/* Dump all the extra MPP registers. The platform code will dump the
+   registers for pins 0-23. */
+static void __init dove_mpp_dump_regs(void)
+{
+	pr_debug("PMU_CTRL4_CTRL: %08x\n",
+		 readl(DOVE_MPP_CTRL4_VIRT_BASE));
+
+	pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n",
+		 readl(DOVE_PMU_MPP_GENERAL_CTRL));
+
+	pr_debug("MPP_GENERAL: %08x\n", readl(DOVE_MPP_GENERAL_VIRT_BASE));
+}
+
+static void __init dove_mpp_cfg_nfc(int sel)
+{
+	u32 mpp_gen_cfg = readl(DOVE_MPP_GENERAL_VIRT_BASE);
+
+	mpp_gen_cfg &= ~0x1;
+	mpp_gen_cfg |= sel;
+	writel(mpp_gen_cfg, DOVE_MPP_GENERAL_VIRT_BASE);
+
+	dove_mpp_gpio_mode(64, 71, GPIO_OUTPUT_OK);
+}
+
+static void __init dove_mpp_cfg_au1(int sel)
+{
+	u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	u32 ssp_ctrl1 = readl(DOVE_SSP_CTRL_STATUS_1);
+	u32 mpp_gen_ctrl = readl(DOVE_MPP_GENERAL_VIRT_BASE);
+	u32 global_cfg_2 = readl(DOVE_GLOBAL_CONFIG_2);
+
+	mpp_ctrl4 &= ~(DOVE_AU1_GPIO_SEL);
+	ssp_ctrl1 &= ~(DOVE_SSP_ON_AU1);
+	mpp_gen_ctrl &= ~(DOVE_AU1_SPDIFO_GPIO_EN);
+	global_cfg_2 &= ~(DOVE_TWSI_OPTION3_GPIO);
+
+	if (!sel || sel == 0x2)
+		dove_mpp_gpio_mode(52, 57, 0);
+	else
+		dove_mpp_gpio_mode(52, 57, GPIO_OUTPUT_OK | GPIO_INPUT_OK);
+
+	if (sel & 0x1) {
+		global_cfg_2 |= DOVE_TWSI_OPTION3_GPIO;
+		dove_mpp_gpio_mode(56, 57, 0);
+	}
+	if (sel & 0x2) {
+		mpp_gen_ctrl |= DOVE_AU1_SPDIFO_GPIO_EN;
+		dove_mpp_gpio_mode(57, 57, GPIO_OUTPUT_OK | GPIO_INPUT_OK);
+	}
+	if (sel & 0x4) {
+		ssp_ctrl1 |= DOVE_SSP_ON_AU1;
+		dove_mpp_gpio_mode(52, 55, 0);
+	}
+	if (sel & 0x8)
+		mpp_ctrl4 |= DOVE_AU1_GPIO_SEL;
+
+	writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
+	writel(ssp_ctrl1, DOVE_SSP_CTRL_STATUS_1);
+	writel(mpp_gen_ctrl, DOVE_MPP_GENERAL_VIRT_BASE);
+	writel(global_cfg_2, DOVE_GLOBAL_CONFIG_2);
+}
+
+/* Configure the group registers, enabling GPIO if sel indicates the
+   pin is to be used for GPIO */
+static void __init dove_mpp_conf_grp(unsigned int *mpp_grp_list)
+{
+	u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
+	int gpio_mode;
+
+	for ( ; *mpp_grp_list; mpp_grp_list++) {
+		unsigned int num = MPP_NUM(*mpp_grp_list);
+		unsigned int sel = MPP_SEL(*mpp_grp_list);
+
+		if (num > MPP_GRP_MAX) {
+			pr_err("dove: invalid MPP GRP number (%u)\n", num);
+			continue;
+		}
+
+		mpp_ctrl4 &= ~(0x1 << num);
+		mpp_ctrl4 |= sel << num;
+
+		gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
+		dove_mpp_gpio_mode(dove_mpp_grp[num].start,
+				   dove_mpp_grp[num].end, gpio_mode);
+	}
+	writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
+}
+
+/* Configure the various MPP pins on Dove */
+void __init dove_mpp_conf(unsigned int *mpp_list,
+			  unsigned int *mpp_grp_list,
+			  unsigned int grp_au1_52_57,
+			  unsigned int grp_nfc_64_71)
+{
+	dove_mpp_dump_regs();
+
+	/* Use platform code for pins 0-23 */
+	orion_mpp_conf(mpp_list, 0, MPP_MAX, DOVE_MPP_VIRT_BASE);
+
+	dove_mpp_conf_grp(mpp_grp_list);
+	dove_mpp_cfg_au1(grp_au1_52_57);
+	dove_mpp_cfg_nfc(grp_nfc_64_71);
+
+	dove_mpp_dump_regs();
+}

arch/arm/mach-dove/mpp.h

@@ -0,0 +1,196 @@
+#ifndef __ARCH_DOVE_MPP_CODED_H
+#define __ARCH_DOVE_MPP_CODED_H
+
+#define MPP(_num, _sel, _in, _out) ( \
+	/* MPP number */		((_num) & 0xff) | \
+	/* MPP select value */		(((_sel) & 0xf) << 8) | \
+	/* may be input signal */	((!!(_in)) << 12) | \
+	/* may be output signal */	((!!(_out)) << 13))
+
+#define MPP0_GPIO0		MPP(0, 0x0, 1, 1)
+#define MPP0_UA2_RTSn		MPP(0, 0x2, 0, 0)
+#define MPP0_SDIO0_CD		MPP(0, 0x3, 0, 0)
+#define MPP0_LCD0_PWM		MPP(0, 0xf, 0, 0)
+
+#define MPP1_GPIO1		MPP(1, 0x0, 1, 1)
+#define MPP1_UA2_CTSn		MPP(1, 0x2, 0, 0)
+#define MPP1_SDIO0_WP		MPP(1, 0x3, 0, 0)
+#define MPP1_LCD1_PWM		MPP(1, 0xf, 0, 0)
+
+#define MPP2_GPIO2		MPP(2, 0x0, 1, 1)
+#define MPP2_SATA_PRESENT	MPP(2, 0x1, 0, 0)
+#define MPP2_UA2_TXD		MPP(2, 0x2, 0, 0)
+#define MPP2_SDIO0_BUS_POWER	MPP(2, 0x3, 0, 0)
+#define MPP2_UA_RTSn1		MPP(2, 0x4, 0, 0)
+
+#define MPP3_GPIO3		MPP(3, 0x0, 1, 1)
+#define MPP3_SATA_ACT		MPP(3, 0x1, 0, 0)
+#define MPP3_UA2_RXD		MPP(3, 0x2, 0, 0)
+#define MPP3_SDIO0_LED_CTRL	MPP(3, 0x3, 0, 0)
+#define MPP3_UA_CTSn1		MPP(3, 0x4, 0, 0)
+#define MPP3_SPI_LCD_CS1	MPP(3, 0xf, 0, 0)
+
+#define MPP4_GPIO4		MPP(4, 0x0, 1, 1)
+#define MPP4_UA3_RTSn		MPP(4, 0x2, 0, 0)
+#define MPP4_SDIO1_CD		MPP(4, 0x3, 0, 0)
+#define MPP4_SPI_1_MISO		MPP(4, 0x4, 0, 0)
+
+#define MPP5_GPIO5		MPP(5, 0x0, 1, 1)
+#define MPP5_UA3_CTSn		MPP(5, 0x2, 0, 0)
+#define MPP5_SDIO1_WP		MPP(5, 0x3, 0, 0)
+#define MPP5_SPI_1_CS		MPP(5, 0x4, 0, 0)
+
+#define MPP6_GPIO6		MPP(6, 0x0, 1, 1)
+#define MPP6_UA3_TXD		MPP(6, 0x2, 0, 0)
+#define MPP6_SDIO1_BUS_POWER	MPP(6, 0x3, 0, 0)
+#define MPP6_SPI_1_MOSI		MPP(6, 0x4, 0, 0)
+
+#define MPP7_GPIO7		MPP(7, 0x0, 1, 1)
+#define MPP7_UA3_RXD		MPP(7, 0x2, 0, 0)
+#define MPP7_SDIO1_LED_CTRL	MPP(7, 0x3, 0, 0)
+#define MPP7_SPI_1_SCK		MPP(7, 0x4, 0, 0)
+
+#define MPP8_GPIO8		MPP(8, 0x0, 1, 1)
+#define MPP8_WD_RST_OUT		MPP(8, 0x1, 0, 0)
+
+#define MPP9_GPIO9		MPP(9, 0x0, 1, 1)
+#define MPP9_PEX1_CLKREQn	MPP(9, 0x5, 0, 0)
+
+#define MPP10_GPIO10		MPP(10, 0x0, 1, 1)
+#define MPP10_SSP_SCLK		MPP(10, 0x5, 0, 0)
+
+#define MPP11_GPIO11		MPP(11, 0x0, 1, 1)
+#define MPP11_SATA_PRESENT	MPP(11, 0x1, 0, 0)
+#define MPP11_SATA_ACT		MPP(11, 0x2, 0, 0)
+#define MPP11_SDIO0_LED_CTRL	MPP(11, 0x3, 0, 0)
+#define MPP11_SDIO1_LED_CTRL	MPP(11, 0x4, 0, 0)
+#define MPP11_PEX0_CLKREQn	MPP(11, 0x5, 0, 0)
+
+#define MPP12_GPIO12		MPP(12, 0x0, 1, 1)
+#define MPP12_SATA_ACT		MPP(12, 0x1, 0, 0)
+#define MPP12_UA2_RTSn		MPP(12, 0x2, 0, 0)
+#define MPP12_AD0_I2S_EXT_MCLK	MPP(12, 0x3, 0, 0)
+#define MPP12_SDIO1_CD		MPP(12, 0x4, 0, 0)
+
+#define MPP13_GPIO13		MPP(13, 0x0, 1, 1)
+#define MPP13_UA2_CTSn		MPP(13, 0x2, 0, 0)
+#define MPP13_AD1_I2S_EXT_MCLK	MPP(13, 0x3, 0, 0)
+#define MPP13_SDIO1WP		MPP(13, 0x4, 0, 0)
+#define MPP13_SSP_EXTCLK	MPP(13, 0x5, 0, 0)
+
+#define MPP14_GPIO14		MPP(14, 0x0, 1, 1)
+#define MPP14_UA2_TXD		MPP(14, 0x2, 0, 0)
+#define MPP14_SDIO1_BUS_POWER	MPP(14, 0x4, 0, 0)
+#define MPP14_SSP_RXD		MPP(14, 0x5, 0, 0)
+
+#define MPP15_GPIO15		MPP(15, 0x0, 1, 1)
+#define MPP15_UA2_RXD		MPP(15, 0x2, 0, 0)
+#define MPP15_SDIO1_LED_CTRL	MPP(15, 0x4, 0, 0)
+#define MPP15_SSP_SFRM		MPP(15, 0x5, 0, 0)
+
+#define MPP16_GPIO16		MPP(16, 0x0, 1, 1)
+#define MPP16_UA3_RTSn		MPP(16, 0x2, 0, 0)
+#define MPP16_SDIO0_CD		MPP(16, 0x3, 0, 0)
+#define MPP16_SPI_LCD_CS1	MPP(16, 0x4, 0, 0)
+#define MPP16_AC97_SDATA_IN1	MPP(16, 0x5, 0, 0)
+
+#define MPP17_GPIO17		MPP(17, 0x0, 1, 1)
+#define MPP17_AC97_SYSCLK_OUT	MPP(17, 0x1, 0, 0)
+#define MPP17_UA3_CTSn		MPP(17, 0x2, 0, 0)
+#define MPP17_SDIO0_WP		MPP(17, 0x3, 0, 0)
+#define MPP17_TW_SDA2		MPP(17, 0x4, 0, 0)
+#define MPP17_AC97_SDATA_IN2	MPP(17, 0x5, 0, 0)
+
+#define MPP18_GPIO18		MPP(18, 0x0, 1, 1)
+#define MPP18_UA3_TXD		MPP(18, 0x2, 0, 0)
+#define MPP18_SDIO0_BUS_POWER	MPP(18, 0x3, 0, 0)
+#define MPP18_LCD0_PWM		MPP(18, 0x4, 0, 0)
+#define MPP18_AC_SDATA_IN3	MPP(18, 0x5, 0, 0)
+
+#define MPP19_GPIO19		MPP(19, 0x0, 1, 1)
+#define MPP19_UA3_RXD		MPP(19, 0x2, 0, 0)
+#define MPP19_SDIO0_LED_CTRL	MPP(19, 0x3, 0, 0)
+#define MPP19_TW_SCK2		MPP(19, 0x4, 0, 0)
+
+#define MPP20_GPIO20		MPP(20, 0x0, 1, 1)
+#define MPP20_AC97_SYSCLK_OUT	MPP(20, 0x1, 0, 0)
+#define MPP20_SPI_LCD_MISO	MPP(20, 0x2, 0, 0)
+#define MPP20_SDIO1_CD		MPP(20, 0x3, 0, 0)
+#define MPP20_SDIO0_CD		MPP(20, 0x5, 0, 0)
+#define MPP20_SPI_1_MISO	MPP(20, 0x6, 0, 0)
+
+#define MPP21_GPIO21		MPP(21, 0x0, 1, 1)
+#define MPP21_UA1_RTSn		MPP(21, 0x1, 0, 0)
+#define MPP21_SPI_LCD_CS0	MPP(21, 0x2, 0, 0)
+#define MPP21_SDIO1_WP		MPP(21, 0x3, 0, 0)
+#define MPP21_SSP_SFRM		MPP(21, 0x4, 0, 0)
+#define MPP21_SDIO0_WP		MPP(21, 0x5, 0, 0)
+#define MPP21_SPI_1_CS		MPP(21, 0x6, 0, 0)
+
+#define MPP22_GPIO22		MPP(22, 0x0, 1, 1)
+#define MPP22_UA1_CTSn		MPP(22, 0x1, 0, 0)
+#define MPP22_SPI_LCD_MOSI	MPP(22, 0x2, 0, 0)
+#define MPP22_SDIO1_BUS_POWER	MPP(22, 0x3, 0, 0)
+#define MPP22_SSP_TXD		MPP(22, 0x4, 0, 0)
+#define MPP22_SDIO0_BUS_POWER	MPP(22, 0x5, 0, 0)
+#define MPP22_SPI_1_MOSI	MPP(22, 0x6, 0, 0)
+
+#define MPP23_GPIO23		MPP(23, 0x0, 1, 1)
+#define MPP23_SPI_LCD_SCK	MPP(23, 0x2, 0, 0)
+#define MPP23_SDIO1_LED_CTRL	MPP(23, 0x3, 0, 0)
+#define MPP23_SSP_SCLK		MPP(23, 0x4, 0, 0)
+#define MPP23_SDIO0_LED_CTRL	MPP(23, 0x5, 0, 0)
+#define MPP23_SPI_1_SCK		MPP(23, 0x6, 0, 0)
+
+#define MPP_MAX			23
+
+#define MPP_GRP(_grp, _mode)	MPP((_grp), (_mode), 0, 0)
+
+/* for MPP groups _num is a group index */
+enum dove_mpp_grp_idx {
+	MPP_24_39 = 2,
+	MPP_40_45 = 0,
+	MPP_46_51 = 1,
+	MPP_58_61 = 5,
+	MPP_62_63 = 4,
+	MPP_GRP_MAX = 5,
+};
+
+#define MPP_GRP_24_39_GPIO		MPP_GRP(MPP_24_39, 0x1)
+#define MPP_GRP_24_39_CAM		MPP_GRP(MPP_24_39, 0x0)
+
+#define MPP_GRP_40_45_GPIO		MPP_GRP(MPP_40_45, 0x1)
+#define MPP_GRP_40_45_SD0		MPP_GRP(MPP_40_45, 0x0)
+
+#define MPP_GRP_46_51_GPIO		MPP_GRP(MPP_46_51, 0x1)
+#define MPP_GRP_46_51_SD1		MPP_GRP(MPP_46_51, 0x0)
+
+#define MPP_GRP_58_61_GPIO		MPP_GRP(MPP_58_61, 0x1)
+#define MPP_GRP_58_61_SPI		MPP_GRP(MPP_58_61, 0x0)
+
+#define MPP_GRP_62_63_GPIO		MPP_GRP(MPP_62_63, 0x1)
+#define MPP_GRP_62_63_UA1		MPP_GRP(MPP_62_63, 0x0)
+
+/* The MPP[64:71] control differs from other groups */
+#define MPP_GRP_NFC_64_71_GPO		0x1
+#define MPP_GRP_NFC_64_71_NFC		0x0
+
+/*
+ * The MPP[52:57] functionality is encoded by 4 bits in different
+ * registers. The _num field in this case encodes those bits in
+ * correspodence with Table 135 of 88AP510 Functional specification
+ */
+#define MPP_GRP_AU1_52_57_AU1		0x0
+#define MPP_GRP_AU1_52_57_AU1_GPIO57	0x2
+#define MPP_GRP_AU1_52_57_GPIO		0xa
+#define MPP_GRP_AU1_52_57_TW_GPIO	0xb
+#define MPP_GRP_AU1_52_57_AU1_SSP	0xc
+#define MPP_GRP_AU1_52_57_SSP_GPIO	0xe
+#define MPP_GRP_AU1_52_57_SSP_TW	0xf
+
+void dove_mpp_conf(unsigned int *mpp_list,
+		   unsigned int *mpp_grp_list,
+		   unsigned int grp_au1_52_57,
+		   unsigned int grp_nfc_64_71);
+
+#endif	/* __ARCH_DOVE_MPP_CODED_H */

arch/arm/mach-dove/pcie.c

@@ -0,0 +1,220 @@
+/*
+ * arch/arm/mach-dove/pcie.c
+ *
+ * PCIe functions for Marvell Dove 88AP510 SoC
+ *
+ * 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/pci.h>
+#include <linux/clk.h>
+#include <video/vga.h>
+#include <asm/mach/pci.h>
+#include <asm/mach/arch.h>
+#include <asm/setup.h>
+#include <asm/delay.h>
+#include <plat/pcie.h>
+#include <mach/irqs.h>
+#include <mach/bridge-regs.h>
+#include <plat/addr-map.h>
+#include "common.h"
+
+struct pcie_port {
+	u8			index;
+	u8			root_bus_nr;
+	void __iomem		*base;
+	spinlock_t		conf_lock;
+	char			mem_space_name[16];
+	struct resource		res;
+};
+
+static struct pcie_port pcie_port[2];
+static int num_pcie_ports;
+
+
+static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
+{
+	struct pcie_port *pp;
+
+	if (nr >= num_pcie_ports)
+		return 0;
+
+	pp = &pcie_port[nr];
+	sys->private_data = pp;
+	pp->root_bus_nr = sys->busnr;
+
+	/*
+	 * Generic PCIe unit setup.
+	 */
+	orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
+
+	orion_pcie_setup(pp->base);
+
+	if (pp->index == 0)
+		pci_ioremap_io(sys->busnr * SZ_64K, DOVE_PCIE0_IO_PHYS_BASE);
+	else
+		pci_ioremap_io(sys->busnr * SZ_64K, DOVE_PCIE1_IO_PHYS_BASE);
+
+	/*
+	 * IORESOURCE_MEM
+	 */
+	snprintf(pp->mem_space_name, sizeof(pp->mem_space_name),
+		 "PCIe %d MEM", pp->index);
+	pp->mem_space_name[sizeof(pp->mem_space_name) - 1] = 0;
+	pp->res.name = pp->mem_space_name;
+	if (pp->index == 0) {
+		pp->res.start = DOVE_PCIE0_MEM_PHYS_BASE;
+		pp->res.end = pp->res.start + DOVE_PCIE0_MEM_SIZE - 1;
+	} else {
+		pp->res.start = DOVE_PCIE1_MEM_PHYS_BASE;
+		pp->res.end = pp->res.start + DOVE_PCIE1_MEM_SIZE - 1;
+	}
+	pp->res.flags = IORESOURCE_MEM;
+	if (request_resource(&iomem_resource, &pp->res))
+		panic("Request PCIe Memory resource failed\n");
+	pci_add_resource_offset(&sys->resources, &pp->res, sys->mem_offset);
+
+	return 1;
+}
+
+static int pcie_valid_config(struct pcie_port *pp, int bus, int dev)
+{
+	/*
+	 * Don't go out when trying to access nonexisting devices
+	 * on the local bus.
+	 */
+	if (bus == pp->root_bus_nr && dev > 1)
+		return 0;
+
+	return 1;
+}
+
+static int pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where,
+			int size, u32 *val)
+{
+	struct pci_sys_data *sys = bus->sysdata;
+	struct pcie_port *pp = sys->private_data;
+	unsigned long flags;
+	int ret;
+
+	if (pcie_valid_config(pp, bus->number, PCI_SLOT(devfn)) == 0) {
+		*val = 0xffffffff;
+		return PCIBIOS_DEVICE_NOT_FOUND;
+	}
+
+	spin_lock_irqsave(&pp->conf_lock, flags);
+	ret = orion_pcie_rd_conf(pp->base, bus, devfn, where, size, val);
+	spin_unlock_irqrestore(&pp->conf_lock, flags);
+
+	return ret;
+}
+
+static int pcie_wr_conf(struct pci_bus *bus, u32 devfn,
+			int where, int size, u32 val)
+{
+	struct pci_sys_data *sys = bus->sysdata;
+	struct pcie_port *pp = sys->private_data;
+	unsigned long flags;
+	int ret;
+
+	if (pcie_valid_config(pp, bus->number, PCI_SLOT(devfn)) == 0)
+		return PCIBIOS_DEVICE_NOT_FOUND;
+
+	spin_lock_irqsave(&pp->conf_lock, flags);
+	ret = orion_pcie_wr_conf(pp->base, bus, devfn, where, size, val);
+	spin_unlock_irqrestore(&pp->conf_lock, flags);
+
+	return ret;
+}
+
+static struct pci_ops pcie_ops = {
+	.read = pcie_rd_conf,
+	.write = pcie_wr_conf,
+};
+
+static void rc_pci_fixup(struct pci_dev *dev)
+{
+	/*
+	 * Prevent enumeration of root complex.
+	 */
+	if (dev->bus->parent == NULL && dev->devfn == 0) {
+		int i;
+
+		for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
+			dev->resource[i].start = 0;
+			dev->resource[i].end   = 0;
+			dev->resource[i].flags = 0;
+		}
+	}
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup);
+
+static struct pci_bus __init *
+dove_pcie_scan_bus(int nr, struct pci_sys_data *sys)
+{
+	struct pci_bus *bus;
+
+	if (nr < num_pcie_ports) {
+		bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys,
+					&sys->resources);
+	} else {
+		bus = NULL;
+		BUG();
+	}
+
+	return bus;
+}
+
+static int __init dove_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	struct pci_sys_data *sys = dev->sysdata;
+	struct pcie_port *pp = sys->private_data;
+
+	return pp->index ? IRQ_DOVE_PCIE1 : IRQ_DOVE_PCIE0;
+}
+
+static struct hw_pci dove_pci __initdata = {
+	.nr_controllers	= 2,
+	.setup		= dove_pcie_setup,
+	.scan		= dove_pcie_scan_bus,
+	.map_irq	= dove_pcie_map_irq,
+};
+
+static void __init add_pcie_port(int index, void __iomem *base)
+{
+	printk(KERN_INFO "Dove PCIe port %d: ", index);
+
+	if (orion_pcie_link_up(base)) {
+		struct pcie_port *pp = &pcie_port[num_pcie_ports++];
+		struct clk *clk = clk_get_sys("pcie", (index ? "1" : "0"));
+
+		if (!IS_ERR(clk))
+			clk_prepare_enable(clk);
+
+		printk(KERN_INFO "link up\n");
+
+		pp->index = index;
+		pp->root_bus_nr = -1;
+		pp->base = base;
+		spin_lock_init(&pp->conf_lock);
+		memset(&pp->res, 0, sizeof(pp->res));
+	} else {
+		printk(KERN_INFO "link down, ignoring\n");
+	}
+}
+
+void __init dove_pcie_init(int init_port0, int init_port1)
+{
+	vga_base = DOVE_PCIE0_MEM_PHYS_BASE;
+
+	if (init_port0)
+		add_pcie_port(0, DOVE_PCIE0_VIRT_BASE);
+
+	if (init_port1)
+		add_pcie_port(1, DOVE_PCIE1_VIRT_BASE);
+
+	pci_common_init(&dove_pci);
+}