Initial support for Marvell Orion5x SoC
This patch adds support for the Marvell Orion5x SoC.
It has no use alone, and must be followed by a patch
to add Orion5x support for serial, then support for
the ED Mini V2, an Orion5x-based product from LaCie.
Signed-off-by: Albert Aribaud <albert.aribaud@free.fr>
diff --git a/arch/arm/include/asm/arch-orion5x/cpu.h b/arch/arm/include/asm/arch-orion5x/cpu.h
new file mode 100644
index 0000000..22e2dd3
--- /dev/null
+++ b/arch/arm/include/asm/arch-orion5x/cpu.h
@@ -0,0 +1,203 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ *
+ * Based on original Kirorion5x_ood support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef _ORION5X_CPU_H
+#define _ORION5X_CPU_H
+
+#include <asm/system.h>
+
+#ifndef __ASSEMBLY__
+
+#define ORION5X_CPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \
+ | (attr << 8) | (orion5x_winctrl_calcsize(size) << 16))
+
+#define ORION5XGBE_PORT_SERIAL_CONTROL1_REG(_x) \
+ ((_x ? ORION5X_EGIGA0_BASE : ORION5X_EGIGA1_BASE) + 0x44c)
+
+enum memory_bank {
+ BANK0,
+ BANK1,
+ BANK2,
+ BANK3
+};
+
+enum orion5x_cpu_winen {
+ ORION5X_WIN_DISABLE,
+ ORION5X_WIN_ENABLE
+};
+
+enum orion5x_cpu_target {
+ ORION5X_TARGET_DRAM = 0,
+ ORION5X_TARGET_DEVICE = 1,
+ ORION5X_TARGET_PCI = 3,
+ ORION5X_TARGET_PCIE = 4,
+ ORION5X_TARGET_SASRAM = 9
+};
+
+enum orion5x_cpu_attrib {
+ ORION5X_ATTR_DRAM_CS0 = 0x0e,
+ ORION5X_ATTR_DRAM_CS1 = 0x0d,
+ ORION5X_ATTR_DRAM_CS2 = 0x0b,
+ ORION5X_ATTR_DRAM_CS3 = 0x07,
+ ORION5X_ATTR_PCI_MEM = 0x59,
+ ORION5X_ATTR_PCI_IO = 0x51,
+ ORION5X_ATTR_PCIE_MEM = 0x59,
+ ORION5X_ATTR_PCIE_IO = 0x51,
+ ORION5X_ATTR_SASRAM = 0x00,
+ ORION5X_ATTR_DEV_CS0 = 0x1e,
+ ORION5X_ATTR_DEV_CS1 = 0x1d,
+ ORION5X_ATTR_DEV_CS2 = 0x1b,
+ ORION5X_ATTR_BOOTROM = 0x0f
+};
+
+/*
+ * Default Device Address MAP BAR values
+ */
+#define ORION5X_DEFADR_PCIE_MEM 0x90000000
+#define ORION5X_DEFADR_PCIE_MEM_REMAP_LO 0x90000000
+#define ORION5X_DEFADR_PCIE_MEM_REMAP_HI 0
+#define ORION5X_DEFSZ_PCIE_MEM (128*1024*1024)
+
+#define ORION5X_DEFADR_PCIE_IO 0xf0000000
+#define ORION5X_DEFADR_PCIE_IO_REMAP_LO 0x90000000
+#define ORION5X_DEFADR_PCIE_IO_REMAP_HI 0
+#define ORION5X_DEFSZ_PCIE_IO (64*1024)
+
+#define ORION5X_DEFADR_PCI_MEM 0x98000000
+#define ORION5X_DEFSZ_PCI_MEM (128*1024*1024)
+
+#define ORION5X_DEFADR_PCI_IO 0xf0100000
+#define ORION5X_DEFSZ_PCI_IO (64*1024)
+
+#define ORION5X_DEFADR_DEV_CS0 0xfa000000
+#define ORION5X_DEFSZ_DEV_CS0 (2*1024*1024)
+
+#define ORION5X_DEFADR_DEV_CS1 0xf8000000
+#define ORION5X_DEFSZ_DEV_CS1 (32*1024*1024)
+
+#define ORION5X_DEFADR_DEV_CS2 0xfa800000
+#define ORION5X_DEFSZ_DEV_CS2 (1*1024*1024)
+
+#define ORION5X_DEFADR_BOOTROM 0xFFF80000
+#define ORION5X_DEFSZ_BOOTROM (512*1024)
+
+/*
+ * PCIE registers are used for SoC device ID and revision
+ */
+#define PCIE_DEV_ID_OFF (ORION5X_REG_PCIE_BASE + 0x0000)
+#define PCIE_DEV_REV_OFF (ORION5X_REG_PCIE_BASE + 0x0008)
+
+/*
+ * The following definitions are intended for identifying
+ * the real device and revision on which u-boot is running
+ * even if it was compiled only for a specific one. Thus,
+ * these constants must not be considered chip-specific.
+ */
+
+/* Orion-1 (88F5181) and Orion-VoIP (88F5181L) */
+#define MV88F5181_DEV_ID 0x5181
+#define MV88F5181_REV_B1 3
+#define MV88F5181L_REV_A0 8
+#define MV88F5181L_REV_A1 9
+/* Orion-NAS (88F5182) */
+#define MV88F5182_DEV_ID 0x5182
+#define MV88F5182_REV_A2 2
+/* Orion-2 (88F5281) */
+#define MV88F5281_DEV_ID 0x5281
+#define MV88F5281_REV_D0 4
+#define MV88F5281_REV_D1 5
+#define MV88F5281_REV_D2 6
+/* Orion-1-90 (88F6183) */
+#define MV88F6183_DEV_ID 0x6183
+#define MV88F6183_REV_B0 3
+
+/*
+ * read feroceon core extra feature register
+ * using co-proc instruction
+ */
+static inline unsigned int readfr_extra_feature_reg(void)
+{
+ unsigned int val;
+ asm volatile ("mrc p15, 1, %0, c15, c1, 0 @ readfr exfr" : "=r"
+ (val) : : "cc");
+ return val;
+}
+
+/*
+ * write feroceon core extra feature register
+ * using co-proc instruction
+ */
+static inline void writefr_extra_feature_reg(unsigned int val)
+{
+ asm volatile ("mcr p15, 1, %0, c15, c1, 0 @ writefr exfr" : : "r"
+ (val) : "cc");
+ isb();
+}
+
+/*
+ * AHB to Mbus Bridge Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.4
+ * Note: only windows 0 and 1 have remap capability.
+ */
+struct orion5x_win_registers {
+ u32 ctrl;
+ u32 base;
+ u32 remap_lo;
+ u32 remap_hi;
+};
+
+/*
+ * CPU control and status Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.4
+ */
+struct orion5x_cpu_registers {
+ u32 config; /*0x20100 */
+ u32 ctrl_stat; /*0x20104 */
+ u32 rstoutn_mask; /* 0x20108 */
+ u32 sys_soft_rst; /* 0x2010C */
+ u32 ahb_mbus_cause_irq; /* 0x20110 */
+ u32 ahb_mbus_mask_irq; /* 0x20114 */
+};
+
+/*
+ * DDR SDRAM Controller Address Decode Registers
+ * Source: 88F5182 User Manual, Appendix A, section A.5.1
+ */
+struct orion5x_ddr_addr_decode_registers {
+ u32 base;
+ u32 size;
+};
+
+/*
+ * functions
+ */
+void reset_cpu(unsigned long ignored);
+u32 orion5x_device_id(void);
+u32 orion5x_device_rev(void);
+unsigned int orion5x_winctrl_calcsize(unsigned int sizeval);
+#endif /* __ASSEMBLY__ */
+#endif /* _ORION5X_CPU_H */
diff --git a/arch/arm/include/asm/arch-orion5x/mv88f5182.h b/arch/arm/include/asm/arch-orion5x/mv88f5182.h
new file mode 100644
index 0000000..86ba08d
--- /dev/null
+++ b/arch/arm/include/asm/arch-orion5x/mv88f5182.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ *
+ * Based on original Kirkwood 88F6182 support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Feroceon CPU core 88F5182 SOC.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef _CONFIG_88F5182_H
+#define _CONFIG_88F5182_H
+
+/* SOC specific definitions */
+#define F88F5182_REGS_PHYS_BASE 0xf1000000
+#define ORION5X_REGS_PHY_BASE F88F5182_REGS_PHYS_BASE
+
+/* TCLK Core Clock defination */
+#define CONFIG_SYS_TCLK 166000000 /* 166MHz */
+
+#endif /* _CONFIG_88F5182_H */
diff --git a/arch/arm/include/asm/arch-orion5x/orion5x.h b/arch/arm/include/asm/arch-orion5x/orion5x.h
new file mode 100644
index 0000000..4008c84
--- /dev/null
+++ b/arch/arm/include/asm/arch-orion5x/orion5x.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
+ *
+ * Based on original Kirkwood support which is
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * Header file for Marvell's Orion SoC with Feroceon CPU core.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef _ASM_ARCH_ORION5X_H
+#define _ASM_ARCH_ORION5X_H
+
+#ifndef __ASSEMBLY__
+#include <asm/types.h>
+#include <asm/io.h>
+#endif /* __ASSEMBLY__ */
+
+#if defined(CONFIG_FEROCEON)
+#include <asm/arch/cpu.h>
+
+/* SOC specific definations */
+#define ORION5X_REGISTER(x) (ORION5X_REGS_PHY_BASE + x)
+
+/* Documented registers */
+#define ORION5X_TWSI_BASE (ORION5X_REGISTER(0x11000))
+#define ORION5X_UART0_BASE (ORION5X_REGISTER(0x12000))
+#define ORION5X_UART1_BASE (ORION5X_REGISTER(0x12100))
+#define ORION5X_MPP_BASE (ORION5X_REGISTER(0x10000))
+#define ORION5X_GPIO_BASE (ORION5X_REGISTER(0x10100))
+#define ORION5X_CPU_WIN_BASE (ORION5X_REGISTER(0x20000))
+#define ORION5X_CPU_REG_BASE (ORION5X_REGISTER(0x20100))
+#define ORION5X_TIMER_BASE (ORION5X_REGISTER(0x20300))
+#define ORION5X_REG_PCI_BASE (ORION5X_REGISTER(0x30000))
+#define ORION5X_REG_PCIE_BASE (ORION5X_REGISTER(0x40000))
+#define ORION5X_USB20_PORT0_BASE (ORION5X_REGISTER(0x50000))
+#define ORION5X_USB20_PORT1_BASE (ORION5X_REGISTER(0xA0000))
+#define ORION5X_EGIGA_BASE (ORION5X_REGISTER(0x72000))
+
+#define CONFIG_MAX_RAM_BANK_SIZE (64*1024*1024)
+
+/* include here SoC variants. 5181, 5281, 6183 should go here when
+ adding support for them, and this comment should then be updated. */
+#if defined(CONFIG_88F5182)
+#include <asm/arch/mv88f5182.h>
+#else
+#error "SOC Name not defined"
+#endif
+#endif /* CONFIG_FEROCEON */
+#endif /* _ASM_ARCH_ORION5X_H */