diff options
Diffstat (limited to 'arch/arm/mach-kirkwood')
| -rw-r--r-- | arch/arm/mach-kirkwood/Kconfig | 88 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/Makefile | 11 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/cache.c | 19 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/cpu.c | 321 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/config.h | 138 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/cpu.h | 155 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/gpio.h | 49 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/kw88f6192.h | 21 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/kw88f6281.h | 23 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/mpp.h | 301 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/soc.h | 74 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/mpp.c | 90 |
12 files changed, 1290 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig new file mode 100644 index 0000000..45c6687 --- /dev/null +++ b/arch/arm/mach-kirkwood/Kconfig @@ -0,0 +1,88 @@ +if KIRKWOOD + +choice + prompt "Marvell Kirkwood board select" + +config TARGET_OPENRD + bool "Marvell OpenRD Board" + +config TARGET_MV88F6281GTW_GE + bool "MV88f6281GTW_GE Board" + +config TARGET_RD6281A + bool "RD6281A Board" + +config TARGET_DREAMPLUG + bool "DreamPlug Board" + +config TARGET_GURUPLUG + bool "GuruPlug Board" + +config TARGET_SHEEVAPLUG + bool "SheevaPlug Board" + +config TARGET_LSXL + bool "lsxl Board" + +config TARGET_POGO_E02 + bool "pogo_e02 Board" + +config TARGET_DNS325 + bool "dns325 Board" + +config TARGET_ICONNECT + bool "iconnect Board" + +config TARGET_TK71 + bool "TK71 Board" + +config TARGET_KM_KIRKWOOD + bool "KM_KIRKWOOD Board" + +config TARGET_NET2BIG_V2 + bool "LaCie 2Big Network v2 NAS Board" + +config TARGET_NETSPACE_V2 + bool "LaCie netspace_v2 Board" + +config TARGET_WIRELESS_SPACE + bool "LaCie Wireless_space Board" + +config TARGET_IB62X0 + bool "ib62x0 Board" + +config TARGET_DOCKSTAR + bool "Dockstar Board" + +config TARGET_GOFLEXHOME + bool "GoFlex Home Board" + +config TARGET_NAS220 + bool "BlackArmor NAS220" + +endchoice + +config SYS_SOC + default "kirkwood" + +source "board/Marvell/openrd/Kconfig" +source "board/Marvell/mv88f6281gtw_ge/Kconfig" +source "board/Marvell/rd6281a/Kconfig" +source "board/Marvell/dreamplug/Kconfig" +source "board/Marvell/guruplug/Kconfig" +source "board/Marvell/sheevaplug/Kconfig" +source "board/buffalo/lsxl/Kconfig" +source "board/cloudengines/pogo_e02/Kconfig" +source "board/d-link/dns325/Kconfig" +source "board/iomega/iconnect/Kconfig" +source "board/karo/tk71/Kconfig" +source "board/keymile/km_arm/Kconfig" +source "board/LaCie/net2big_v2/Kconfig" +source "board/LaCie/netspace_v2/Kconfig" +source "board/LaCie/wireless_space/Kconfig" +source "board/raidsonic/ib62x0/Kconfig" +source "board/Seagate/dockstar/Kconfig" +source "board/Seagate/goflexhome/Kconfig" +source "board/Seagate/nas220/Kconfig" + +endif diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile new file mode 100644 index 0000000..df4756e --- /dev/null +++ b/arch/arm/mach-kirkwood/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2009 +# Marvell Semiconductor <www.marvell.com> +# Written-by: Prafulla Wadaskar <prafulla@marvell.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y = cpu.o +obj-y += cache.o +obj-y += mpp.o diff --git a/arch/arm/mach-kirkwood/cache.c b/arch/arm/mach-kirkwood/cache.c new file mode 100644 index 0000000..e18a309 --- /dev/null +++ b/arch/arm/mach-kirkwood/cache.c @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2012 Michael Walle + * Michael Walle <michael@walle.cc> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <common.h> +#include <asm/arch/cpu.h> + +#define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22) + +void l2_cache_disable() +{ + u32 ctrl; + + ctrl = readfr_extra_feature_reg(); + ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN; + writefr_extra_feature_reg(ctrl); +} diff --git a/arch/arm/mach-kirkwood/cpu.c b/arch/arm/mach-kirkwood/cpu.c new file mode 100644 index 0000000..4c9d3fd --- /dev/null +++ b/arch/arm/mach-kirkwood/cpu.c @@ -0,0 +1,321 @@ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <netdev.h> +#include <asm/cache.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> +#include <mvebu_mmc.h> + +void reset_cpu(unsigned long ignored) +{ + struct kwcpu_registers *cpureg = + (struct kwcpu_registers *)KW_CPU_REG_BASE; + + writel(readl(&cpureg->rstoutn_mask) | (1 << 2), + &cpureg->rstoutn_mask); + writel(readl(&cpureg->sys_soft_rst) | 1, + &cpureg->sys_soft_rst); + while (1) ; +} + +/* + * Window Size + * Used with the Base register to set the address window size and location. + * Must be programmed from LSB to MSB as sequence of ones followed by + * sequence of zeros. The number of ones specifies the size of the window in + * 64 KByte granularity (e.g., a value of 0x00FF specifies 256 = 16 MByte). + * NOTE: A value of 0x0 specifies 64-KByte size. + */ +unsigned int kw_winctrl_calcsize(unsigned int sizeval) +{ + int i; + unsigned int j = 0; + u32 val = sizeval >> 1; + + for (i = 0; val >= 0x10000; i++) { + j |= (1 << i); + val = val >> 1; + } + return (0x0000ffff & j); +} + +/* + * kw_config_adr_windows - Configure address Windows + * + * There are 8 address windows supported by Kirkwood Soc to addess different + * devices. Each window can be configured for size, BAR and remap addr + * Below configuration is standard for most of the cases + * + * If remap function not used, remap_lo must be set as base + * + * Reference Documentation: + * Mbus-L to Mbus Bridge Registers Configuration. + * (Sec 25.1 and 25.3 of Datasheet) + */ +int kw_config_adr_windows(void) +{ + struct kwwin_registers *winregs = + (struct kwwin_registers *)KW_CPU_WIN_BASE; + + /* Window 0: PCIE MEM address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 256, KWCPU_TARGET_PCIE, + KWCPU_ATTR_PCIE_MEM, KWCPU_WIN_ENABLE), &winregs[0].ctrl); + + writel(KW_DEFADR_PCI_MEM, &winregs[0].base); + writel(KW_DEFADR_PCI_MEM, &winregs[0].remap_lo); + writel(0x0, &winregs[0].remap_hi); + + /* Window 1: PCIE IO address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_PCIE, + KWCPU_ATTR_PCIE_IO, KWCPU_WIN_ENABLE), &winregs[1].ctrl); + writel(KW_DEFADR_PCI_IO, &winregs[1].base); + writel(KW_DEFADR_PCI_IO_REMAP, &winregs[1].remap_lo); + writel(0x0, &winregs[1].remap_hi); + + /* Window 2: NAND Flash address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY, + KWCPU_ATTR_NANDFLASH, KWCPU_WIN_ENABLE), &winregs[2].ctrl); + writel(KW_DEFADR_NANDF, &winregs[2].base); + writel(KW_DEFADR_NANDF, &winregs[2].remap_lo); + writel(0x0, &winregs[2].remap_hi); + + /* Window 3: SPI Flash address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY, + KWCPU_ATTR_SPIFLASH, KWCPU_WIN_ENABLE), &winregs[3].ctrl); + writel(KW_DEFADR_SPIF, &winregs[3].base); + writel(KW_DEFADR_SPIF, &winregs[3].remap_lo); + writel(0x0, &winregs[3].remap_hi); + + /* Window 4: BOOT Memory address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY, + KWCPU_ATTR_BOOTROM, KWCPU_WIN_ENABLE), &winregs[4].ctrl); + writel(KW_DEFADR_BOOTROM, &winregs[4].base); + + /* Window 5: Security SRAM address space */ + writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_SASRAM, + KWCPU_ATTR_SASRAM, KWCPU_WIN_ENABLE), &winregs[5].ctrl); + writel(KW_DEFADR_SASRAM, &winregs[5].base); + + /* Window 6-7: Disabled */ + writel(KWCPU_WIN_DISABLE, &winregs[6].ctrl); + writel(KWCPU_WIN_DISABLE, &winregs[7].ctrl); + + return 0; +} + +/* + * SYSRSTn Duration Counter Support + * + * Kirkwood SoC implements a hardware-based SYSRSTn duration counter. + * When SYSRSTn is asserted low, a SYSRSTn duration counter is running. + * The SYSRSTn duration counter is useful for implementing a manufacturer + * or factory reset. Upon a long reset assertion that is greater than a + * pre-configured environment variable value for sysrstdelay, + * The counter value is stored in the SYSRSTn Length Counter Register + * The counter is based on the 25-MHz reference clock (40ns) + * It is a 29-bit counter, yielding a maximum counting duration of + * 2^29/25 MHz (21.4 seconds). When the counter reach its maximum value, + * it remains at this value until counter reset is triggered by setting + * bit 31 of KW_REG_SYSRST_CNT + */ +static void kw_sysrst_action(void) +{ + int ret; + char *s = getenv("sysrstcmd"); + + if (!s) { + debug("Error.. %s failed, check sysrstcmd\n", + __FUNCTION__); + return; + } + + debug("Starting %s process...\n", __FUNCTION__); + ret = run_command(s, 0); + if (ret != 0) + debug("Error.. %s failed\n", __FUNCTION__); + else + debug("%s process finished\n", __FUNCTION__); +} + +static void kw_sysrst_check(void) +{ + u32 sysrst_cnt, sysrst_dly; + char *s; + + /* + * no action if sysrstdelay environment variable is not defined + */ + s = getenv("sysrstdelay"); + if (s == NULL) + return; + + /* read sysrstdelay value */ + sysrst_dly = (u32) simple_strtoul(s, NULL, 10); + + /* read SysRst Length counter register (bits 28:0) */ + sysrst_cnt = (0x1fffffff & readl(KW_REG_SYSRST_CNT)); + debug("H/w Rst hold time: %d.%d secs\n", + sysrst_cnt / SYSRST_CNT_1SEC_VAL, + sysrst_cnt % SYSRST_CNT_1SEC_VAL); + + /* clear the counter for next valid read*/ + writel(1 << 31, KW_REG_SYSRST_CNT); + + /* + * sysrst_action: + * if H/w Reset key is pressed and hold for time + * more than sysrst_dly in seconds + */ + if (sysrst_cnt >= SYSRST_CNT_1SEC_VAL * sysrst_dly) + kw_sysrst_action(); +} + +#if defined(CONFIG_DISPLAY_CPUINFO) +int print_cpuinfo(void) +{ + char *rev = "??"; + u16 devid = (readl(KW_REG_PCIE_DEVID) >> 16) & 0xffff; + u8 revid = readl(KW_REG_PCIE_REVID) & 0xff; + + if ((readl(KW_REG_DEVICE_ID) & 0x03) > 2) { + printf("Error.. %s:Unsupported Kirkwood SoC 88F%04x\n", __FUNCTION__, devid); + return -1; + } + + switch (revid) { + case 0: + if (devid == 0x6281) + rev = "Z0"; + else if (devid == 0x6282) + rev = "A0"; + break; + case 1: + rev = "A1"; + break; + case 2: + rev = "A0"; + break; + case 3: + rev = "A1"; + break; + default: + break; + } + + printf("SoC: Kirkwood 88F%04x_%s\n", devid, rev); + return 0; +} +#endif /* CONFIG_DISPLAY_CPUINFO */ + +#ifdef CONFIG_ARCH_CPU_INIT +int arch_cpu_init(void) +{ + u32 reg; + struct kwcpu_registers *cpureg = + (struct kwcpu_registers *)KW_CPU_REG_BASE; + + /* Linux expects` the internal registers to be at 0xf1000000 */ + writel(KW_REGS_PHY_BASE, KW_OFFSET_REG); + + /* Enable and invalidate L2 cache in write through mode */ + writel(readl(&cpureg->l2_cfg) | 0x18, &cpureg->l2_cfg); + invalidate_l2_cache(); + + kw_config_adr_windows(); + +#ifdef CONFIG_KIRKWOOD_RGMII_PAD_1V8 + /* + * Configures the I/O voltage of the pads connected to Egigabit + * Ethernet interface to 1.8V + * By default it is set to 3.3V + */ + reg = readl(KW_REG_MPP_OUT_DRV_REG); + reg |= (1 << 7); + writel(reg, KW_REG_MPP_OUT_DRV_REG); +#endif +#ifdef CONFIG_KIRKWOOD_EGIGA_INIT + /* + * Set egiga port0/1 in normal functional mode + * This is required becasue on kirkwood by default ports are in reset mode + * OS egiga driver may not have provision to set them in normal mode + * and if u-boot is build without network support, network may fail at OS level + */ + reg = readl(KWGBE_PORT_SERIAL_CONTROL1_REG(0)); + reg &= ~(1 << 4); /* Clear PortReset Bit */ + writel(reg, (KWGBE_PORT_SERIAL_CONTROL1_REG(0))); + reg = readl(KWGBE_PORT_SERIAL_CONTROL1_REG(1)); + reg &= ~(1 << 4); /* Clear PortReset Bit */ + writel(reg, (KWGBE_PORT_SERIAL_CONTROL1_REG(1))); +#endif +#ifdef CONFIG_KIRKWOOD_PCIE_INIT + /* + * Enable PCI Express Port0 + */ + reg = readl(&cpureg->ctrl_stat); + reg |= (1 << 0); /* Set PEX0En Bit */ + writel(reg, &cpureg->ctrl_stat); +#endif + return 0; +} +#endif /* CONFIG_ARCH_CPU_INIT */ + +/* + * SOC specific misc init + */ +#if defined(CONFIG_ARCH_MISC_INIT) +int arch_misc_init(void) +{ + volatile u32 temp; + + /*CPU streaming & write allocate */ + temp = readfr_extra_feature_reg(); + temp &= ~(1 << 28); /* disable wr alloc */ + writefr_extra_feature_reg(temp); + + temp = readfr_extra_feature_reg(); + temp &= ~(1 << 29); /* streaming disabled */ + writefr_extra_feature_reg(temp); + + /* L2Cache settings */ + temp = readfr_extra_feature_reg(); + /* Disable L2C pre fetch - Set bit 24 */ + temp |= (1 << 24); + /* enable L2C - Set bit 22 */ + temp |= (1 << 22); + writefr_extra_feature_reg(temp); + + icache_enable(); + /* Change reset vector to address 0x0 */ + temp = get_cr(); + set_cr(temp & ~CR_V); + + /* checks and execute resset to factory event */ + kw_sysrst_check(); + + return 0; +} +#endif /* CONFIG_ARCH_MISC_INIT */ + +#ifdef CONFIG_MVGBE +int cpu_eth_init(bd_t *bis) +{ + mvgbe_initialize(bis); + return 0; +} +#endif + +#ifdef CONFIG_MVEBU_MMC +int board_mmc_init(bd_t *bis) +{ + mvebu_mmc_init(bis); + return 0; +} +#endif /* CONFIG_MVEBU_MMC */ diff --git a/arch/arm/mach-kirkwood/include/mach/config.h b/arch/arm/mach-kirkwood/include/mach/config.h new file mode 100644 index 0000000..e77ac40 --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/config.h @@ -0,0 +1,138 @@ +/* + * (C) Copyright 2011 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Lei Wen <leiwen@marvell.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * This file should be included in board config header file. + * + * It supports common definitions for Kirkwood platform + */ + +#ifndef _KW_CONFIG_H +#define _KW_CONFIG_H + +#if defined (CONFIG_KW88F6281) +#include <asm/arch/kw88f6281.h> +#elif defined (CONFIG_KW88F6192) +#include <asm/arch/kw88f6192.h> +#else +#error "SOC Name not defined" +#endif /* CONFIG_KW88F6281 */ + +#include <asm/arch/soc.h> +#define CONFIG_SYS_CACHELINE_SIZE 32 + /* default Dcache Line length for kirkwood */ +#define CONFIG_MD5 /* get_random_hex on krikwood needs MD5 support */ +#define CONFIG_KIRKWOOD_EGIGA_INIT /* Enable GbePort0/1 for kernel */ +#define CONFIG_KIRKWOOD_RGMII_PAD_1V8 /* Set RGMII Pad voltage to 1.8V */ +#define CONFIG_KIRKWOOD_PCIE_INIT /* Enable PCIE Port0 for kernel */ + +/* + * By default kwbimage.cfg from board specific folder is used + * If for some board, different configuration file need to be used, + * CONFIG_SYS_KWD_CONFIG should be defined in board specific header file + */ +#ifndef CONFIG_SYS_KWD_CONFIG +#define CONFIG_SYS_KWD_CONFIG $(CONFIG_BOARDDIR)/kwbimage.cfg +#endif /* CONFIG_SYS_KWD_CONFIG */ + +/* Kirkwood has 2k of Security SRAM, use it for SP */ +#define CONFIG_SYS_INIT_SP_ADDR 0xC8012000 +#define CONFIG_NR_DRAM_BANKS_MAX 2 + +#define CONFIG_I2C_MVTWSI_BASE KW_TWSI_BASE +#define MV_UART_CONSOLE_BASE KW_UART0_BASE +#define MV_SATA_BASE KW_SATA_BASE +#define MV_SATA_PORT0_OFFSET KW_SATA_PORT0_OFFSET +#define MV_SATA_PORT1_OFFSET KW_SATA_PORT1_OFFSET + +/* + * NAND configuration + */ +#ifdef CONFIG_CMD_NAND +#define CONFIG_NAND_KIRKWOOD +#define CONFIG_SYS_NAND_BASE 0xD8000000 /* MV_DEFADR_NANDF */ +#define NAND_ALLOW_ERASE_ALL 1 +#endif + +/* + * SPI Flash configuration + */ +#ifdef CONFIG_CMD_SF +#define CONFIG_HARD_SPI 1 +#define CONFIG_KIRKWOOD_SPI 1 +#ifndef CONFIG_ENV_SPI_BUS +# define CONFIG_ENV_SPI_BUS 0 +#endif +#ifndef CONFIG_ENV_SPI_CS +# define CONFIG_ENV_SPI_CS 0 +#endif +#ifndef CONFIG_ENV_SPI_MAX_HZ +# define CONFIG_ENV_SPI_MAX_HZ 50000000 +#endif +#endif + +/* + * Ethernet Driver configuration + */ +#ifdef CONFIG_CMD_NET +#define CONFIG_CMD_MII +#define CONFIG_NETCONSOLE /* include NetConsole support */ +#define CONFIG_MII /* expose smi ove miiphy interface */ +#define CONFIG_MVGBE /* Enable Marvell Gbe Controller Driver */ +#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */ +#define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */ +#define CONFIG_RESET_PHY_R /* use reset_phy() to init mv8831116 PHY */ +#endif /* CONFIG_CMD_NET */ + +/* + * USB/EHCI + */ +#ifdef CONFIG_CMD_USB +#define CONFIG_USB_EHCI_MARVELL +#define CONFIG_EHCI_IS_TDI +#endif /* CONFIG_CMD_USB */ + +/* + * IDE Support on SATA ports + */ +#ifdef CONFIG_CMD_IDE +#define __io +#define CONFIG_CMD_EXT2 +#define CONFIG_MVSATA_IDE +#define CONFIG_IDE_PREINIT +#define CONFIG_MVSATA_IDE_USE_PORT1 +/* Needs byte-swapping for ATA data register */ +#define CONFIG_IDE_SWAP_IO +/* Data, registers and alternate blocks are at the same offset */ +#define CONFIG_SYS_ATA_DATA_OFFSET (0x0100) +#define CONFIG_SYS_ATA_REG_OFFSET (0x0100) +#define CONFIG_SYS_ATA_ALT_OFFSET (0x0100) +/* Each 8-bit ATA register is aligned to a 4-bytes address */ +#define CONFIG_SYS_ATA_STRIDE 4 +/* Controller supports 48-bits LBA addressing */ +#define CONFIG_LBA48 +/* CONFIG_CMD_IDE requires some #defines for ATA registers */ +#define CONFIG_SYS_IDE_MAXBUS 2 +#define CONFIG_SYS_IDE_MAXDEVICE 2 +/* ATA registers base is at SATA controller base */ +#define CONFIG_SYS_ATA_BASE_ADDR MV_SATA_BASE +#endif /* CONFIG_CMD_IDE */ + +/* + * I2C related stuff + */ +#ifdef CONFIG_CMD_I2C +#ifndef CONFIG_SYS_I2C_SOFT +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_MVTWSI +#endif +#define CONFIG_SYS_I2C_SLAVE 0x0 +#define CONFIG_SYS_I2C_SPEED 100000 +#endif + +#endif /* _KW_CONFIG_H */ diff --git a/arch/arm/mach-kirkwood/include/mach/cpu.h b/arch/arm/mach-kirkwood/include/mach/cpu.h new file mode 100644 index 0000000..926d347 --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/cpu.h @@ -0,0 +1,155 @@ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _KWCPU_H +#define _KWCPU_H + +#include <asm/system.h> + +#ifndef __ASSEMBLY__ + +#define KWCPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \ + | (attr << 8) | (kw_winctrl_calcsize(size) << 16)) + +#define KWGBE_PORT_SERIAL_CONTROL1_REG(_x) \ + ((_x ? KW_EGIGA1_BASE : KW_EGIGA0_BASE) + 0x44c) + +#define KW_REG_PCIE_DEVID (KW_REG_PCIE_BASE + 0x00) +#define KW_REG_PCIE_REVID (KW_REG_PCIE_BASE + 0x08) +#define KW_REG_DEVICE_ID (KW_MPP_BASE + 0x34) +#define KW_REG_SYSRST_CNT (KW_MPP_BASE + 0x50) +#define SYSRST_CNT_1SEC_VAL (25*1000000) +#define KW_REG_MPP_OUT_DRV_REG (KW_MPP_BASE + 0xE0) + +enum memory_bank { + BANK0, + BANK1, + BANK2, + BANK3 +}; + +enum kwcpu_winen { + KWCPU_WIN_DISABLE, + KWCPU_WIN_ENABLE +}; + +enum kwcpu_target { + KWCPU_TARGET_RESERVED, + KWCPU_TARGET_MEMORY, + KWCPU_TARGET_1RESERVED, + KWCPU_TARGET_SASRAM, + KWCPU_TARGET_PCIE +}; + +enum kwcpu_attrib { + KWCPU_ATTR_SASRAM = 0x01, + KWCPU_ATTR_DRAM_CS0 = 0x0e, + KWCPU_ATTR_DRAM_CS1 = 0x0d, + KWCPU_ATTR_DRAM_CS2 = 0x0b, + KWCPU_ATTR_DRAM_CS3 = 0x07, + KWCPU_ATTR_NANDFLASH = 0x2f, + KWCPU_ATTR_SPIFLASH = 0x1e, + KWCPU_ATTR_BOOTROM = 0x1d, + KWCPU_ATTR_PCIE_IO = 0xe0, + KWCPU_ATTR_PCIE_MEM = 0xe8 +}; + +/* + * Default Device Address MAP BAR values + */ +#define KW_DEFADR_PCI_MEM 0x90000000 +#define KW_DEFADR_PCI_IO 0xC0000000 +#define KW_DEFADR_PCI_IO_REMAP 0xC0000000 +#define KW_DEFADR_SASRAM 0xC8010000 +#define KW_DEFADR_NANDF 0xD8000000 +#define KW_DEFADR_SPIF 0xE8000000 +#define KW_DEFADR_BOOTROM 0xF8000000 + +/* + * read feroceon/sheeva 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/sheeva 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(); +} + +/* + * MBus-L to Mbus Bridge Registers + * Ref: Datasheet sec:A.3 + */ +struct kwwin_registers { + u32 ctrl; + u32 base; + u32 remap_lo; + u32 remap_hi; +}; + +/* + * CPU control and status Registers + * Ref: Datasheet sec:A.3.2 + */ +struct kwcpu_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 */ + u32 pad1[2]; + u32 ftdll_config; /* 0x20120 */ + u32 pad2; + u32 l2_cfg; /* 0x20128 */ +}; + +/* + * GPIO Registers + * Ref: Datasheet sec:A.19 + */ +struct kwgpio_registers { + u32 dout; + u32 oe; + u32 blink_en; + u32 din_pol; + u32 din; + u32 irq_cause; + u32 irq_mask; + u32 irq_level; +}; + +/* + * functions + */ +unsigned char get_random_hex(void); +unsigned int mvebu_sdram_bar(enum memory_bank bank); +unsigned int mvebu_sdram_bs(enum memory_bank bank); +void mvebu_sdram_size_adjust(enum memory_bank bank); +int kw_config_adr_windows(void); +void mvebu_config_gpio(unsigned int gpp0_oe_val, unsigned int gpp1_oe_val, + unsigned int gpp0_oe, unsigned int gpp1_oe); +int kw_config_mpp(unsigned int mpp0_7, unsigned int mpp8_15, + unsigned int mpp16_23, unsigned int mpp24_31, + unsigned int mpp32_39, unsigned int mpp40_47, + unsigned int mpp48_55); +unsigned int kw_winctrl_calcsize(unsigned int sizeval); +#endif /* __ASSEMBLY__ */ +#endif /* _KWCPU_H */ diff --git a/arch/arm/mach-kirkwood/include/mach/gpio.h b/arch/arm/mach-kirkwood/include/mach/gpio.h new file mode 100644 index 0000000..aa8c5da --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/gpio.h @@ -0,0 +1,49 @@ +/* + * arch/asm-arm/mach-kirkwood/include/mach/gpio.h + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Based on (mostly copied from) plat-orion based Linux 2.6 kernel driver. + * Removed kernel level irq handling. Took some macros from kernel to + * allow build. + * + * Dieter Kiermaier dk-arm-linux@gmx.de + */ + +#ifndef __KIRKWOOD_GPIO_H +#define __KIRKWOOD_GPIO_H + +/* got from kernel include/linux/bitops.h */ +#define BITS_PER_BYTE 8 +#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) + +#define GPIO_MAX 50 +#define GPIO_OFF(pin) (((pin) >> 5) ? 0x0040 : 0x0000) +#define GPIO_OUT(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x00) +#define GPIO_IO_CONF(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x04) +#define GPIO_BLINK_EN(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x08) +#define GPIO_IN_POL(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x0c) +#define GPIO_DATA_IN(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x10) +#define GPIO_EDGE_CAUSE(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x14) +#define GPIO_EDGE_MASK(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x18) +#define GPIO_LEVEL_MASK(pin) (MVEBU_GPIO0_BASE + GPIO_OFF(pin) + 0x1c) + +/* + * Kirkwood-specific GPIO API + */ + +void kw_gpio_set_valid(unsigned pin, int mode); +int kw_gpio_is_valid(unsigned pin, int mode); +int kw_gpio_direction_input(unsigned pin); +int kw_gpio_direction_output(unsigned pin, int value); +int kw_gpio_get_value(unsigned pin); +void kw_gpio_set_value(unsigned pin, int value); +void kw_gpio_set_blink(unsigned pin, int blink); +void kw_gpio_set_unused(unsigned pin); + +#define GPIO_INPUT_OK (1 << 0) +#define GPIO_OUTPUT_OK (1 << 1) + +#endif diff --git a/arch/arm/mach-kirkwood/include/mach/kw88f6192.h b/arch/arm/mach-kirkwood/include/mach/kw88f6192.h new file mode 100644 index 0000000..de220d5 --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/kw88f6192.h @@ -0,0 +1,21 @@ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * Header file for Feroceon CPU core 88FR131 Based KW88F6192 SOC. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _CONFIG_KW88F6192_H +#define _CONFIG_KW88F6192_H + +/* SOC specific definations */ +#define KW88F6192_REGS_PHYS_BASE 0xf1000000 +#define KW_REGS_PHY_BASE KW88F6192_REGS_PHYS_BASE + +/* TCLK Core Clock defination */ +#define CONFIG_SYS_TCLK 166000000 /* 166MHz */ + +#endif /* _CONFIG_KW88F6192_H */ diff --git a/arch/arm/mach-kirkwood/include/mach/kw88f6281.h b/arch/arm/mach-kirkwood/include/mach/kw88f6281.h new file mode 100644 index 0000000..ca88a30 --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/kw88f6281.h @@ -0,0 +1,23 @@ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * Header file for Feroceon CPU core 88FR131 Based KW88F6281 SOC. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_KW88F6281_H +#define _ASM_ARCH_KW88F6281_H + +/* SOC specific definitions */ +#define KW88F6281_REGS_PHYS_BASE 0xf1000000 +#define KW_REGS_PHY_BASE KW88F6281_REGS_PHYS_BASE + +/* TCLK Core Clock definition */ +#ifndef CONFIG_SYS_TCLK +#define CONFIG_SYS_TCLK 200000000 /* 200MHz */ +#endif + +#endif /* _ASM_ARCH_KW88F6281_H */ diff --git a/arch/arm/mach-kirkwood/include/mach/mpp.h b/arch/arm/mach-kirkwood/include/mach/mpp.h new file mode 100644 index 0000000..7c8f6eb --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/mpp.h @@ -0,0 +1,301 @@ +/* + * linux/arch/arm/mach-kirkwood/mpp.h -- Multi Purpose Pins + * + * Copyright 2009: Marvell Technology Group Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __KIRKWOOD_MPP_H +#define __KIRKWOOD_MPP_H + +#define MPP(_num, _sel, _in, _out, _F6180, _F6190, _F6192, _F6281) ( \ + /* MPP number */ ((_num) & 0xff) | \ + /* MPP select value */ (((_sel) & 0xf) << 8) | \ + /* may be input signal */ ((!!(_in)) << 12) | \ + /* may be output signal */ ((!!(_out)) << 13) | \ + /* available on F6180 */ ((!!(_F6180)) << 14) | \ + /* available on F6190 */ ((!!(_F6190)) << 15) | \ + /* available on F6192 */ ((!!(_F6192)) << 16) | \ + /* available on F6281 */ ((!!(_F6281)) << 17)) + +#define MPP_NUM(x) ((x) & 0xff) +#define MPP_SEL(x) (((x) >> 8) & 0xf) + + /* num sel i o 6180 6190 6192 6281 */ + +#define MPP_INPUT_MASK MPP( 0, 0x0, 1, 0, 0, 0, 0, 0 ) +#define MPP_OUTPUT_MASK MPP( 0, 0x0, 0, 1, 0, 0, 0, 0 ) + +#define MPP_F6180_MASK MPP( 0, 0x0, 0, 0, 1, 0, 0, 0 ) +#define MPP_F6190_MASK MPP( 0, 0x0, 0, 0, 0, 1, 0, 0 ) +#define MPP_F6192_MASK MPP( 0, 0x0, 0, 0, 0, 0, 1, 0 ) +#define MPP_F6281_MASK MPP( 0, 0x0, 0, 0, 0, 0, 0, 1 ) + +#define MPP0_GPIO MPP( 0, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP0_NF_IO2 MPP( 0, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP0_SPI_SCn MPP( 0, 0x2, 0, 1, 1, 1, 1, 1 ) + +#define MPP1_GPO MPP( 1, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP1_NF_IO3 MPP( 1, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP1_SPI_MOSI MPP( 1, 0x2, 0, 1, 1, 1, 1, 1 ) + +#define MPP2_GPO MPP( 2, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP2_NF_IO4 MPP( 2, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP2_SPI_SCK MPP( 2, 0x2, 0, 1, 1, 1, 1, 1 ) + +#define MPP3_GPO MPP( 3, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP3_NF_IO5 MPP( 3, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP3_SPI_MISO MPP( 3, 0x2, 1, 0, 1, 1, 1, 1 ) + +#define MPP4_GPIO MPP( 4, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP4_NF_IO6 MPP( 4, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP4_UART0_RXD MPP( 4, 0x2, 1, 0, 1, 1, 1, 1 ) +#define MPP4_SATA1_ACTn MPP( 4, 0x5, 0, 1, 0, 0, 1, 1 ) +#define MPP4_PTP_CLK MPP( 4, 0xd, 1, 0, 1, 1, 1, 1 ) + +#define MPP5_GPO MPP( 5, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP5_NF_IO7 MPP( 5, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP5_UART0_TXD MPP( 5, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP5_PTP_TRIG_GEN MPP( 5, 0x4, 0, 1, 1, 1, 1, 1 ) +#define MPP5_SATA0_ACTn MPP( 5, 0x5, 0, 1, 0, 1, 1, 1 ) + +#define MPP6_SYSRST_OUTn MPP( 6, 0x1, 0, 1, 1, 1, 1, 1 ) +#define MPP6_SPI_MOSI MPP( 6, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP6_PTP_TRIG_GEN MPP( 6, 0x3, 0, 1, 1, 1, 1, 1 ) + +#define MPP7_GPO MPP( 7, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP7_PEX_RST_OUTn MPP( 7, 0x1, 0, 1, 1, 1, 1, 1 ) +#define MPP7_SPI_SCn MPP( 7, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP7_PTP_TRIG_GEN MPP( 7, 0x3, 0, 1, 1, 1, 1, 1 ) + +#define MPP8_GPIO MPP( 8, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP8_TW_SDA MPP( 8, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP8_UART0_RTS MPP( 8, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP8_UART1_RTS MPP( 8, 0x3, 0, 1, 1, 1, 1, 1 ) +#define MPP8_MII0_RXERR MPP( 8, 0x4, 1, 0, 0, 1, 1, 1 ) +#define MPP8_SATA1_PRESENTn MPP( 8, 0x5, 0, 1, 0, 0, 1, 1 ) +#define MPP8_PTP_CLK MPP( 8, 0xc, 1, 0, 1, 1, 1, 1 ) +#define MPP8_MII0_COL MPP( 8, 0xd, 1, 0, 1, 1, 1, 1 ) + +#define MPP9_GPIO MPP( 9, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP9_TW_SCK MPP( 9, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP9_UART0_CTS MPP( 9, 0x2, 1, 0, 1, 1, 1, 1 ) +#define MPP9_UART1_CTS MPP( 9, 0x3, 1, 0, 1, 1, 1, 1 ) +#define MPP9_SATA0_PRESENTn MPP( 9, 0x5, 0, 1, 0, 1, 1, 1 ) +#define MPP9_PTP_EVENT_REQ MPP( 9, 0xc, 1, 0, 1, 1, 1, 1 ) +#define MPP9_MII0_CRS MPP( 9, 0xd, 1, 0, 1, 1, 1, 1 ) + +#define MPP10_GPO MPP( 10, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP10_SPI_SCK MPP( 10, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP10_UART0_TXD MPP( 10, 0X3, 0, 1, 1, 1, 1, 1 ) +#define MPP10_SATA1_ACTn MPP( 10, 0x5, 0, 1, 0, 0, 1, 1 ) +#define MPP10_PTP_TRIG_GEN MPP( 10, 0xc, 0, 1, 1, 1, 1, 1 ) + +#define MPP11_GPIO MPP( 11, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP11_SPI_MISO MPP( 11, 0x2, 1, 0, 1, 1, 1, 1 ) +#define MPP11_UART0_RXD MPP( 11, 0x3, 1, 0, 1, 1, 1, 1 ) +#define MPP11_PTP_EVENT_REQ MPP( 11, 0x4, 1, 0, 1, 1, 1, 1 ) +#define MPP11_PTP_TRIG_GEN MPP( 11, 0xc, 0, 1, 1, 1, 1, 1 ) +#define MPP11_PTP_CLK MPP( 11, 0xd, 1, 0, 1, 1, 1, 1 ) +#define MPP11_SATA0_ACTn MPP( 11, 0x5, 0, 1, 0, 1, 1, 1 ) + +#define MPP12_GPO MPP( 12, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP12_SD_CLK MPP( 12, 0x1, 0, 1, 1, 1, 1, 1 ) + +#define MPP13_GPIO MPP( 13, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP13_SD_CMD MPP( 13, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP13_UART1_TXD MPP( 13, 0x3, 0, 1, 1, 1, 1, 1 ) + +#define MPP14_GPIO MPP( 14, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP14_SD_D0 MPP( 14, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP14_UART1_RXD MPP( 14, 0x3, 1, 0, 1, 1, 1, 1 ) +#define MPP14_SATA1_PRESENTn MPP( 14, 0x4, 0, 1, 0, 0, 1, 1 ) +#define MPP14_MII0_COL MPP( 14, 0xd, 1, 0, 1, 1, 1, 1 ) + +#define MPP15_GPIO MPP( 15, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP15_SD_D1 MPP( 15, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP15_UART0_RTS MPP( 15, 0x2, 0, 1, 1, 1, 1, 1 ) +#define MPP15_UART1_TXD MPP( 15, 0x3, 0, 1, 1, 1, 1, 1 ) +#define MPP15_SATA0_ACTn MPP( 15, 0x4, 0, 1, 0, 1, 1, 1 ) + +#define MPP16_GPIO MPP( 16, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP16_SD_D2 MPP( 16, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP16_UART0_CTS MPP( 16, 0x2, 1, 0, 1, 1, 1, 1 ) +#define MPP16_UART1_RXD MPP( 16, 0x3, 1, 0, 1, 1, 1, 1 ) +#define MPP16_SATA1_ACTn MPP( 16, 0x4, 0, 1, 0, 0, 1, 1 ) +#define MPP16_MII0_CRS MPP( 16, 0xd, 1, 0, 1, 1, 1, 1 ) + +#define MPP17_GPIO MPP( 17, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP17_SD_D3 MPP( 17, 0x1, 1, 1, 1, 1, 1, 1 ) +#define MPP17_SATA0_PRESENTn MPP( 17, 0x4, 0, 1, 0, 1, 1, 1 ) + +#define MPP18_GPO MPP( 18, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP18_NF_IO0 MPP( 18, 0x1, 1, 1, 1, 1, 1, 1 ) + +#define MPP19_GPO MPP( 19, 0x0, 0, 1, 1, 1, 1, 1 ) +#define MPP19_NF_IO1 MPP( 19, 0x1, 1, 1, 1, 1, 1, 1 ) + +#define MPP20_GPIO MPP( 20, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP20_TSMP0 MPP( 20, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP20_TDM_CH0_TX_QL MPP( 20, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP20_GE1_0 MPP( 20, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP20_AUDIO_SPDIFI MPP( 20, 0x4, 1, 0, 0, 0, 1, 1 ) +#define MPP20_SATA1_ACTn MPP( 20, 0x5, 0, 1, 0, 0, 1, 1 ) + +#define MPP21_GPIO MPP( 21, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP21_TSMP1 MPP( 21, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP21_TDM_CH0_RX_QL MPP( 21, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP21_GE1_1 MPP( 21, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP21_AUDIO_SPDIFO MPP( 21, 0x4, 0, 1, 0, 0, 1, 1 ) +#define MPP21_SATA0_ACTn MPP( 21, 0x5, 0, 1, 0, 1, 1, 1 ) + +#define MPP22_GPIO MPP( 22, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP22_TSMP2 MPP( 22, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP22_TDM_CH2_TX_QL MPP( 22, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP22_GE1_2 MPP( 22, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP22_AUDIO_SPDIFRMKCLK MPP( 22, 0x4, 0, 1, 0, 0, 1, 1 ) +#define MPP22_SATA1_PRESENTn MPP( 22, 0x5, 0, 1, 0, 0, 1, 1 ) + +#define MPP23_GPIO MPP( 23, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP23_TSMP3 MPP( 23, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP23_TDM_CH2_RX_QL MPP( 23, 0x2, 1, 0, 0, 0, 1, 1 ) +#define MPP23_GE1_3 MPP( 23, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP23_AUDIO_I2SBCLK MPP( 23, 0x4, 0, 1, 0, 0, 1, 1 ) +#define MPP23_SATA0_PRESENTn MPP( 23, 0x5, 0, 1, 0, 1, 1, 1 ) + +#define MPP24_GPIO MPP( 24, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP24_TSMP4 MPP( 24, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP24_TDM_SPI_CS0 DEV( 24, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP24_GE1_4 MPP( 24, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP24_AUDIO_I2SDO MPP( 24, 0x4, 0, 1, 0, 0, 1, 1 ) + +#define MPP25_GPIO MPP( 25, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP25_TSMP5 MPP( 25, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP25_TDM_SPI_SCK MPP( 25, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP25_GE1_5 MPP( 25, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP25_AUDIO_I2SLRCLK MPP( 25, 0x4, 0, 1, 0, 0, 1, 1 ) + +#define MPP26_GPIO MPP( 26, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP26_TSMP6 MPP( 26, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP26_TDM_SPI_MISO MPP( 26, 0x2, 1, 0, 0, 0, 1, 1 ) +#define MPP26_GE1_6 MPP( 26, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP26_AUDIO_I2SMCLK MPP( 26, 0x4, 0, 1, 0, 0, 1, 1 ) + +#define MPP27_GPIO MPP( 27, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP27_TSMP7 MPP( 27, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP27_TDM_SPI_MOSI MPP( 27, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP27_GE1_7 MPP( 27, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP27_AUDIO_I2SDI MPP( 27, 0x4, 1, 0, 0, 0, 1, 1 ) + +#define MPP28_GPIO MPP( 28, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP28_TSMP8 MPP( 28, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP28_TDM_CODEC_INTn MPP( 28, 0x2, 0, 0, 0, 0, 1, 1 ) +#define MPP28_GE1_8 MPP( 28, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP28_AUDIO_EXTCLK MPP( 28, 0x4, 1, 0, 0, 0, 1, 1 ) + +#define MPP29_GPIO MPP( 29, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP29_TSMP9 MPP( 29, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP29_TDM_CODEC_RSTn MPP( 29, 0x2, 0, 0, 0, 0, 1, 1 ) +#define MPP29_GE1_9 MPP( 29, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP30_GPIO MPP( 30, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP30_TSMP10 MPP( 30, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP30_TDM_PCLK MPP( 30, 0x2, 1, 1, 0, 0, 1, 1 ) +#define MPP30_GE1_10 MPP( 30, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP31_GPIO MPP( 31, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP31_TSMP11 MPP( 31, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP31_TDM_FS MPP( 31, 0x2, 1, 1, 0, 0, 1, 1 ) +#define MPP31_GE1_11 MPP( 31, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP32_GPIO MPP( 32, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP32_TSMP12 MPP( 32, 0x1, 1, 1, 0, 0, 1, 1 ) +#define MPP32_TDM_DRX MPP( 32, 0x2, 1, 0, 0, 0, 1, 1 ) +#define MPP32_GE1_12 MPP( 32, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP33_GPIO MPP( 33, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP33_TDM_DTX MPP( 33, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP33_GE1_13 MPP( 33, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP34_GPIO MPP( 34, 0x0, 1, 1, 0, 1, 1, 1 ) +#define MPP34_TDM_SPI_CS1 MPP( 34, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP34_GE1_14 MPP( 34, 0x3, 0, 0, 0, 1, 1, 1 ) + +#define MPP35_GPIO MPP( 35, 0x0, 1, 1, 1, 1, 1, 1 ) +#define MPP35_TDM_CH0_TX_QL MPP( 35, 0x2, 0, 1, 0, 0, 1, 1 ) +#define MPP35_GE1_15 MPP( 35, 0x3, 0, 0, 0, 1, 1, 1 ) +#define MPP35_SATA0_ACTn MPP( 35, 0x5, 0, 1, 0, 1, 1, 1 ) +#define MPP35_MII0_RXERR MPP( 35, 0xc, 1, 0, 1, 1, 1, 1 ) + +#define MPP36_GPIO MPP( 36, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP36_TSMP0 MPP( 36, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP36_TDM_SPI_CS1 MPP( 36, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP36_AUDIO_SPDIFI MPP( 36, 0x4, 1, 0, 1, 0, 0, 1 ) + +#define MPP37_GPIO MPP( 37, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP37_TSMP1 MPP( 37, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP37_TDM_CH2_TX_QL MPP( 37, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP37_AUDIO_SPDIFO MPP( 37, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP38_GPIO MPP( 38, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP38_TSMP2 MPP( 38, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP38_TDM_CH2_RX_QL MPP( 38, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP38_AUDIO_SPDIFRMLCLK MPP( 38, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP39_GPIO MPP( 39, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP39_TSMP3 MPP( 39, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP39_TDM_SPI_CS0 MPP( 39, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP39_AUDIO_I2SBCLK MPP( 39, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP40_GPIO MPP( 40, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP40_TSMP4 MPP( 40, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP40_TDM_SPI_SCK MPP( 40, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP40_AUDIO_I2SDO MPP( 40, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP41_GPIO MPP( 41, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP41_TSMP5 MPP( 41, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP41_TDM_SPI_MISO MPP( 41, 0x2, 1, 0, 0, 0, 0, 1 ) +#define MPP41_AUDIO_I2SLRC MPP( 41, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP42_GPIO MPP( 42, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP42_TSMP6 MPP( 42, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP42_TDM_SPI_MOSI MPP( 42, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP42_AUDIO_I2SMCLK MPP( 42, 0x4, 0, 1, 1, 0, 0, 1 ) + +#define MPP43_GPIO MPP( 43, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP43_TSMP7 MPP( 43, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP43_TDM_CODEC_INTn MPP( 43, 0x2, 0, 0, 0, 0, 0, 1 ) +#define MPP43_AUDIO_I2SDI MPP( 43, 0x4, 1, 0, 1, 0, 0, 1 ) + +#define MPP44_GPIO MPP( 44, 0x0, 1, 1, 1, 0, 0, 1 ) +#define MPP44_TSMP8 MPP( 44, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP44_TDM_CODEC_RSTn MPP( 44, 0x2, 0, 0, 0, 0, 0, 1 ) +#define MPP44_AUDIO_EXTCLK MPP( 44, 0x4, 1, 0, 1, 0, 0, 1 ) + +#define MPP45_GPIO MPP( 45, 0x0, 1, 1, 0, 0, 0, 1 ) +#define MPP45_TSMP9 MPP( 45, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP45_TDM_PCLK MPP( 45, 0x2, 1, 1, 0, 0, 0, 1 ) + +#define MPP46_GPIO MPP( 46, 0x0, 1, 1, 0, 0, 0, 1 ) +#define MPP46_TSMP10 MPP( 46, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP46_TDM_FS MPP( 46, 0x2, 1, 1, 0, 0, 0, 1 ) + +#define MPP47_GPIO MPP( 47, 0x0, 1, 1, 0, 0, 0, 1 ) +#define MPP47_TSMP11 MPP( 47, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP47_TDM_DRX MPP( 47, 0x2, 1, 0, 0, 0, 0, 1 ) + +#define MPP48_GPIO MPP( 48, 0x0, 1, 1, 0, 0, 0, 1 ) +#define MPP48_TSMP12 MPP( 48, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP48_TDM_DTX MPP( 48, 0x2, 0, 1, 0, 0, 0, 1 ) + +#define MPP49_GPIO MPP( 49, 0x0, 1, 1, 0, 0, 0, 1 ) +#define MPP49_TSMP9 MPP( 49, 0x1, 1, 1, 0, 0, 0, 1 ) +#define MPP49_TDM_CH0_RX_QL MPP( 49, 0x2, 0, 1, 0, 0, 0, 1 ) +#define MPP49_PTP_CLK MPP( 49, 0x5, 1, 0, 0, 0, 0, 1 ) + +#define MPP_MAX 49 + +void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save); + +#endif diff --git a/arch/arm/mach-kirkwood/include/mach/soc.h b/arch/arm/mach-kirkwood/include/mach/soc.h new file mode 100644 index 0000000..58ed71b --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/soc.h @@ -0,0 +1,74 @@ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * Header file for the Marvell's Feroceon CPU core. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_KIRKWOOD_H +#define _ASM_ARCH_KIRKWOOD_H + +#if defined (CONFIG_FEROCEON_88FR131) || defined (CONFIG_SHEEVA_88SV131) + +/* SOC specific definations */ +#define INTREG_BASE 0xd0000000 +#define KW_REGISTER(x) (KW_REGS_PHY_BASE + x) +#define KW_OFFSET_REG (INTREG_BASE + 0x20080) + +/* undocumented registers */ +#define KW_REG_UNDOC_0x1470 (KW_REGISTER(0x1470)) +#define KW_REG_UNDOC_0x1478 (KW_REGISTER(0x1478)) + +#define MVEBU_SDRAM_BASE (KW_REGISTER(0x1500)) +#define KW_TWSI_BASE (KW_REGISTER(0x11000)) +#define KW_UART0_BASE (KW_REGISTER(0x12000)) +#define KW_UART1_BASE (KW_REGISTER(0x12100)) +#define KW_MPP_BASE (KW_REGISTER(0x10000)) +#define MVEBU_GPIO0_BASE (KW_REGISTER(0x10100)) +#define MVEBU_GPIO1_BASE (KW_REGISTER(0x10140)) +#define KW_RTC_BASE (KW_REGISTER(0x10300)) +#define KW_NANDF_BASE (KW_REGISTER(0x10418)) +#define MVEBU_SPI_BASE (KW_REGISTER(0x10600)) +#define KW_CPU_WIN_BASE (KW_REGISTER(0x20000)) +#define KW_CPU_REG_BASE (KW_REGISTER(0x20100)) +#define MVEBU_TIMER_BASE (KW_REGISTER(0x20300)) +#define KW_REG_PCIE_BASE (KW_REGISTER(0x40000)) +#define KW_USB20_BASE (KW_REGISTER(0x50000)) +#define KW_EGIGA0_BASE (KW_REGISTER(0x72000)) +#define KW_EGIGA1_BASE (KW_REGISTER(0x76000)) +#define KW_SATA_BASE (KW_REGISTER(0x80000)) +#define KW_SDIO_BASE (KW_REGISTER(0x90000)) + +/* Kirkwood Sata controller has two ports */ +#define KW_SATA_PORT0_OFFSET 0x2000 +#define KW_SATA_PORT1_OFFSET 0x4000 + +/* Kirkwood GbE controller has two ports */ +#define MAX_MVGBE_DEVS 2 +#define MVGBE0_BASE KW_EGIGA0_BASE +#define MVGBE1_BASE KW_EGIGA1_BASE + +/* Kirkwood USB Host controller */ +#define MVUSB0_BASE KW_USB20_BASE +#define MVUSB0_CPU_ATTR_DRAM_CS0 KWCPU_ATTR_DRAM_CS0 +#define MVUSB0_CPU_ATTR_DRAM_CS1 KWCPU_ATTR_DRAM_CS1 +#define MVUSB0_CPU_ATTR_DRAM_CS2 KWCPU_ATTR_DRAM_CS2 +#define MVUSB0_CPU_ATTR_DRAM_CS3 KWCPU_ATTR_DRAM_CS3 + +/* Kirkwood CPU memory windows */ +#define MVCPU_WIN_CTRL_DATA KWCPU_WIN_CTRL_DATA +#define MVCPU_WIN_ENABLE KWCPU_WIN_ENABLE +#define MVCPU_WIN_DISABLE KWCPU_WIN_DISABLE + +#if defined (CONFIG_KW88F6281) +#include <asm/arch/kw88f6281.h> +#elif defined (CONFIG_KW88F6192) +#include <asm/arch/kw88f6192.h> +#else +#error "SOC Name not defined" +#endif /* CONFIG_KW88F6281 */ +#endif /* CONFIG_FEROCEON_88FR131 */ +#endif /* _ASM_ARCH_KIRKWOOD_H */ diff --git a/arch/arm/mach-kirkwood/mpp.c b/arch/arm/mach-kirkwood/mpp.c new file mode 100644 index 0000000..7222504 --- /dev/null +++ b/arch/arm/mach-kirkwood/mpp.c @@ -0,0 +1,90 @@ +/* + * arch/arm/mach-kirkwood/mpp.c + * + * MPP functions for Marvell Kirkwood SoCs + * Referenced from Linux kernel source + * + * 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 <common.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> +#include <asm/arch/mpp.h> + +static u32 kirkwood_variant(void) +{ + switch (readl(KW_REG_DEVICE_ID) & 0x03) { + case 1: + return MPP_F6192_MASK; + case 2: + return MPP_F6281_MASK; + default: + debug("MPP setup: unknown kirkwood variant\n"); + return 0; + } +} + +#define MPP_CTRL(i) (KW_MPP_BASE + (i* 4)) +#define MPP_NR_REGS (1 + MPP_MAX/8) + +void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save) +{ + u32 mpp_ctrl[MPP_NR_REGS]; + unsigned int variant_mask; + int i; + + variant_mask = kirkwood_variant(); + if (!variant_mask) + return; + + debug( "initial MPP regs:"); + for (i = 0; i < MPP_NR_REGS; i++) { + mpp_ctrl[i] = readl(MPP_CTRL(i)); + debug(" %08x", mpp_ctrl[i]); + } + debug("\n"); + + + while (*mpp_list) { + unsigned int num = MPP_NUM(*mpp_list); + unsigned int sel = MPP_SEL(*mpp_list); + unsigned int sel_save; + int shift; + + if (num > MPP_MAX) { + debug("kirkwood_mpp_conf: invalid MPP " + "number (%u)\n", num); + continue; + } + if (!(*mpp_list & variant_mask)) { + debug("kirkwood_mpp_conf: requested MPP%u config " + "unavailable on this hardware\n", num); + continue; + } + + shift = (num & 7) << 2; + + if (mpp_save) { + sel_save = (mpp_ctrl[num / 8] >> shift) & 0xf; + *mpp_save = num | (sel_save << 8) | variant_mask; + mpp_save++; + } + + mpp_ctrl[num / 8] &= ~(0xf << shift); + mpp_ctrl[num / 8] |= sel << shift; + + mpp_list++; + } + + debug(" final MPP regs:"); + for (i = 0; i < MPP_NR_REGS; i++) { + writel(mpp_ctrl[i], MPP_CTRL(i)); + debug(" %08x", mpp_ctrl[i]); + } + debug("\n"); + +} |