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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* Header file for the Marvell's Feroceon CPU core.
*/
#ifndef _MVEBU_SOC_H
#define _MVEBU_SOC_H
#ifndef __ASSEMBLY__
#include <linux/bitops.h>
#endif
#define SOC_MV78230_ID 0x7823
#define SOC_MV78260_ID 0x7826
#define SOC_MV78460_ID 0x7846
#define SOC_88F6720_ID 0x6720
#define SOC_88F6810_ID 0x6810
#define SOC_88F6820_ID 0x6820
#define SOC_88F6828_ID 0x6828
#define SOC_98DX3236_ID 0xf410
#define SOC_98DX3336_ID 0xf400
#define SOC_98DX4251_ID 0xfc00
/* A375 revisions */
#define MV_88F67XX_A0_ID 0x3
/* A38x revisions */
#define MV_88F68XX_Z1_ID 0x0
#define MV_88F68XX_A0_ID 0x4
#define MV_88F68XX_B0_ID 0xa
/* SOC specific definations */
#define INTREG_BASE 0xd0000000
#define INTREG_BASE_ADDR_REG (INTREG_BASE + 0x20080)
#if defined(CONFIG_SPL_BUILD) || defined(CONFIG_ARMADA_3700)
/*
* The SPL U-Boot version still runs with the default
* address for the internal registers, configured by
* the BootROM. Only the main U-Boot version uses the
* new internal register base address, that also is
* required for the Linux kernel.
*/
#define SOC_REGS_PHY_BASE 0xd0000000
#elif defined(CONFIG_ARMADA_8K)
#define SOC_REGS_PHY_BASE 0xf0000000
#else
#define SOC_REGS_PHY_BASE 0xf1000000
#endif
#define MVEBU_REGISTER(x) (SOC_REGS_PHY_BASE + x)
#define MVEBU_SDRAM_SCRATCH (MVEBU_REGISTER(0x01504))
#define MVEBU_L2_CACHE_BASE (MVEBU_REGISTER(0x08000))
#define CFG_SYS_PL310_BASE MVEBU_L2_CACHE_BASE
#define MVEBU_TWSI_BASE (MVEBU_REGISTER(0x11000))
#define MVEBU_TWSI1_BASE (MVEBU_REGISTER(0x11100))
#define MVEBU_MPP_BASE (MVEBU_REGISTER(0x18000))
#define MVEBU_GPIO0_BASE (MVEBU_REGISTER(0x18100))
#define MVEBU_GPIO1_BASE (MVEBU_REGISTER(0x18140))
#define MVEBU_GPIO2_BASE (MVEBU_REGISTER(0x18180))
#define MVEBU_SYSTEM_REG_BASE (MVEBU_REGISTER(0x18200))
#define MVEBU_CLOCK_BASE (MVEBU_REGISTER(0x18700))
#define MVEBU_CPU_WIN_BASE (MVEBU_REGISTER(0x20000))
#define MVEBU_SDRAM_BASE (MVEBU_REGISTER(0x20180))
#define MVEBU_TIMER_BASE (MVEBU_REGISTER(0x20300))
#define MVEBU_REG_PCIE_BASE (MVEBU_REGISTER(0x40000))
#define MVEBU_AXP_USB_BASE (MVEBU_REGISTER(0x50000))
#define MVEBU_USB20_BASE (MVEBU_REGISTER(0x58000))
#define MVEBU_REG_PCIE0_BASE (MVEBU_REGISTER(0x80000))
#define MVEBU_AXP_SATA_BASE (MVEBU_REGISTER(0xa0000))
#define MVEBU_SATA0_BASE (MVEBU_REGISTER(0xa8000))
#define MVEBU_NAND_BASE (MVEBU_REGISTER(0xd0000))
#define MVEBU_SDIO_BASE (MVEBU_REGISTER(0xd8000))
#define MVEBU_LCD_BASE (MVEBU_REGISTER(0xe0000))
#ifdef CONFIG_ARMADA_MSYS
#define MVEBU_DFX_BASE (MBUS_DFX_BASE)
#else
#define MVEBU_DFX_BASE (MVEBU_REGISTER(0xe4000))
#endif
#define SOC_COHERENCY_FABRIC_CTRL_REG (MVEBU_REGISTER(0x20200))
#define MBUS_ERR_PROP_EN (1 << 8)
#define MBUS_BRIDGE_WIN_CTRL_REG (MVEBU_REGISTER(0x20250))
#define MBUS_BRIDGE_WIN_BASE_REG (MVEBU_REGISTER(0x20254))
#define MVEBU_SOC_DEV_MUX_REG (MVEBU_SYSTEM_REG_BASE + 0x08)
#define NAND_EN BIT(0)
#define NAND_ARBITER_EN BIT(27)
#define ARMADA_XP_PUP_ENABLE (MVEBU_SYSTEM_REG_BASE + 0x44c)
#define GE0_PUP_EN BIT(0)
#define GE1_PUP_EN BIT(1)
#define LCD_PUP_EN BIT(2)
#define NAND_PUP_EN BIT(4)
#define SPI_PUP_EN BIT(5)
#define MVEBU_CORE_DIV_CLK_CTRL(i) (MVEBU_CLOCK_BASE + ((i) * 0x8))
#ifdef CONFIG_ARMADA_MSYS
#define MVEBU_DFX_DIV_CLK_CTRL(i) (MVEBU_DFX_BASE + 0xf8000 + 0x250 + ((i) * 0x4))
#define NAND_ECC_DIVCKL_RATIO_OFFS 6
#define NAND_ECC_DIVCKL_RATIO_MASK (0xF << NAND_ECC_DIVCKL_RATIO_OFFS)
#else
#define MVEBU_DFX_DIV_CLK_CTRL(i) (MVEBU_DFX_BASE + 0x250 + ((i) * 0x4))
#endif
#ifdef CONFIG_ARMADA_MSYS
#define NAND_ECC_DIVCKL_RATIO_OFFS 6
#define NAND_ECC_DIVCKL_RATIO_MASK (0xF << NAND_ECC_DIVCKL_RATIO_OFFS)
#else
#define NAND_ECC_DIVCKL_RATIO_OFFS 8
#define NAND_ECC_DIVCKL_RATIO_MASK (0x3F << NAND_ECC_DIVCKL_RATIO_OFFS)
#endif
#define SDRAM_MAX_CS 4
#define SDRAM_ADDR_MASK 0xFF000000
/* MVEBU CPU memory windows */
#define MVCPU_WIN_CTRL_DATA CPU_WIN_CTRL_DATA
#define MVCPU_WIN_ENABLE CPU_WIN_ENABLE
#define MVCPU_WIN_DISABLE CPU_WIN_DISABLE
#define COMPHY_REFCLK_ALIGNMENT (MVEBU_REGISTER(0x182f8))
/* BootROM error register (also includes some status infos) */
#define BOOTROM_ERR_REG (MVEBU_REGISTER(0x182d0))
#define BOOTROM_ERR_MODE_OFFS 28
#define BOOTROM_ERR_MODE_MASK (0xf << BOOTROM_ERR_MODE_OFFS)
#define BOOTROM_ERR_MODE_UART 0x6
#define BOOTROM_ERR_CODE_OFFS 0
#define BOOTROM_ERR_CODE_MASK (0xf << BOOTROM_ERR_CODE_OFFS)
#if defined(CONFIG_ARMADA_375)
/* SAR values for Armada 375 */
#define CFG_SAR_REG (MVEBU_REGISTER(0xe8200))
#define CFG_SAR2_REG (MVEBU_REGISTER(0xe8204))
#define SAR_CPU_FREQ_OFFS 17
#define SAR_CPU_FREQ_MASK (0x1f << SAR_CPU_FREQ_OFFS)
#define BOOT_DEV_SEL_OFFS 3
#define BOOT_DEV_SEL_MASK (0x3f << BOOT_DEV_SEL_OFFS)
#define BOOT_FROM_UART(x) (x == 0x30)
#define BOOT_FROM_SPI(x) (x == 0x38)
#define CFG_SYS_TCLK ((readl(CFG_SAR_REG) & BIT(20)) ? \
200000000 : 166000000)
#elif defined(CONFIG_ARMADA_38X)
/* SAR values for Armada 38x */
#define CFG_SAR_REG (MVEBU_REGISTER(0x18600))
#define SAR_CPU_FREQ_OFFS 10
#define SAR_CPU_FREQ_MASK (0x1f << SAR_CPU_FREQ_OFFS)
#define SAR_BOOT_DEVICE_OFFS 4
#define SAR_BOOT_DEVICE_MASK (0x1f << SAR_BOOT_DEVICE_OFFS)
#define BOOT_DEV_SEL_OFFS 4
#define BOOT_DEV_SEL_MASK (0x3f << BOOT_DEV_SEL_OFFS)
#define BOOT_FROM_NAND(x) (x == 0x0A)
#define BOOT_FROM_SATA(x) (x == 0x2A)
#define BOOT_FROM_UART(x) (x == 0x28)
#define BOOT_FROM_SPI(x) (x == 0x32)
#define BOOT_FROM_MMC(x) (x == 0x30 || x == 0x31)
#define CFG_SYS_TCLK ((readl(CFG_SAR_REG) & BIT(15)) ? \
200000000 : 250000000)
#elif defined(CONFIG_ARMADA_MSYS)
/* SAR values for MSYS */
#define CFG_SAR_REG (MBUS_DFX_BASE + 0xf8200)
#define CFG_SAR2_REG (MBUS_DFX_BASE + 0xf8204)
#define SAR_CPU_FREQ_OFFS 18
#define SAR_CPU_FREQ_MASK (0x7 << SAR_CPU_FREQ_OFFS)
#define SAR_BOOT_DEVICE_OFFS 11
#define SAR_BOOT_DEVICE_MASK (0x7 << SAR_BOOT_DEVICE_OFFS)
#define BOOT_DEV_SEL_OFFS 11
#define BOOT_DEV_SEL_MASK (0x7 << BOOT_DEV_SEL_OFFS)
#define BOOT_FROM_NAND(x) (x == 0x1)
#define BOOT_FROM_UART(x) (x == 0x2)
#define BOOT_FROM_SPI(x) (x == 0x3)
#define CFG_SYS_TCLK 200000000 /* 200MHz */
#elif defined(CONFIG_ARMADA_XP)
/* SAR values for Armada XP */
#define CFG_SAR_REG (MVEBU_REGISTER(0x18230))
#define CFG_SAR2_REG (MVEBU_REGISTER(0x18234))
#define SAR_CPU_FREQ_OFFS 21
#define SAR_CPU_FREQ_MASK (0x7 << SAR_CPU_FREQ_OFFS)
#define SAR_FFC_FREQ_OFFS 24
#define SAR_FFC_FREQ_MASK (0xf << SAR_FFC_FREQ_OFFS)
#define SAR2_CPU_FREQ_OFFS 20
#define SAR2_CPU_FREQ_MASK (0x1 << SAR2_CPU_FREQ_OFFS)
#define SAR_BOOT_DEVICE_OFFS 5
#define SAR_BOOT_DEVICE_MASK (0xf << SAR_BOOT_DEVICE_OFFS)
#define BOOT_DEV_SEL_OFFS 5
#define BOOT_DEV_SEL_MASK (0xf << BOOT_DEV_SEL_OFFS)
#define BOOT_FROM_UART(x) (x == 0x2)
#define BOOT_FROM_SPI(x) (x == 0x3)
#define CFG_SYS_TCLK 250000000 /* 250MHz */
#endif
#endif /* _MVEBU_SOC_H */