upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/include/asm/arch-keystone/hardware.h

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4.7 KiB

/*
* Keystone2: Common SoC definitions, structures etc.
*
* (C) Copyright 2012-2014
* Texas Instruments Incorporated, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ASM_ARCH_HARDWARE_H
#define __ASM_ARCH_HARDWARE_H
#include <config.h>
#ifndef __ASSEMBLY__
#include <linux/sizes.h>
#include <asm/io.h>
#define REG(addr) (*(volatile unsigned int *)(addr))
#define REG_P(addr) ((volatile unsigned int *)(addr))
typedef volatile unsigned int dv_reg;
typedef volatile unsigned int *dv_reg_p;
#define ASYNC_EMIF_NUM_CS 4
#define ASYNC_EMIF_MODE_NOR 0
#define ASYNC_EMIF_MODE_NAND 1
#define ASYNC_EMIF_MODE_ONENAND 2
#define ASYNC_EMIF_PRESERVE -1
struct async_emif_config {
unsigned mode;
unsigned select_strobe;
unsigned extend_wait;
unsigned wr_setup;
unsigned wr_strobe;
unsigned wr_hold;
unsigned rd_setup;
unsigned rd_strobe;
unsigned rd_hold;
unsigned turn_around;
enum {
ASYNC_EMIF_8 = 0,
ASYNC_EMIF_16 = 1,
ASYNC_EMIF_32 = 2,
} width;
};
void init_async_emif(int num_cs, struct async_emif_config *config);
struct ddr3_phy_config {
unsigned int pllcr;
unsigned int pgcr1_mask;
unsigned int pgcr1_val;
unsigned int ptr0;
unsigned int ptr1;
unsigned int ptr2;
unsigned int ptr3;
unsigned int ptr4;
unsigned int dcr_mask;
unsigned int dcr_val;
unsigned int dtpr0;
unsigned int dtpr1;
unsigned int dtpr2;
unsigned int mr0;
unsigned int mr1;
unsigned int mr2;
unsigned int dtcr;
unsigned int pgcr2;
unsigned int zq0cr1;
unsigned int zq1cr1;
unsigned int zq2cr1;
unsigned int pir_v1;
unsigned int pir_v2;
};
struct ddr3_emif_config {
unsigned int sdcfg;
unsigned int sdtim1;
unsigned int sdtim2;
unsigned int sdtim3;
unsigned int sdtim4;
unsigned int zqcfg;
unsigned int sdrfc;
};
#endif
#define BIT(x) (1 << (x))
#define KS2_DDRPHY_PIR_OFFSET 0x04
#define KS2_DDRPHY_PGCR0_OFFSET 0x08
#define KS2_DDRPHY_PGCR1_OFFSET 0x0C
#define KS2_DDRPHY_PGSR0_OFFSET 0x10
#define KS2_DDRPHY_PGSR1_OFFSET 0x14
#define KS2_DDRPHY_PLLCR_OFFSET 0x18
#define KS2_DDRPHY_PTR0_OFFSET 0x1C
#define KS2_DDRPHY_PTR1_OFFSET 0x20
#define KS2_DDRPHY_PTR2_OFFSET 0x24
#define KS2_DDRPHY_PTR3_OFFSET 0x28
#define KS2_DDRPHY_PTR4_OFFSET 0x2C
#define KS2_DDRPHY_DCR_OFFSET 0x44
#define KS2_DDRPHY_DTPR0_OFFSET 0x48
#define KS2_DDRPHY_DTPR1_OFFSET 0x4C
#define KS2_DDRPHY_DTPR2_OFFSET 0x50
#define KS2_DDRPHY_MR0_OFFSET 0x54
#define KS2_DDRPHY_MR1_OFFSET 0x58
#define KS2_DDRPHY_MR2_OFFSET 0x5C
#define KS2_DDRPHY_DTCR_OFFSET 0x68
#define KS2_DDRPHY_PGCR2_OFFSET 0x8C
#define KS2_DDRPHY_ZQ0CR1_OFFSET 0x184
#define KS2_DDRPHY_ZQ1CR1_OFFSET 0x194
#define KS2_DDRPHY_ZQ2CR1_OFFSET 0x1A4
#define KS2_DDRPHY_ZQ3CR1_OFFSET 0x1B4
#define KS2_DDRPHY_DATX8_8_OFFSET 0x3C0
#define IODDRM_MASK 0x00000180
#define ZCKSEL_MASK 0x01800000
#define CL_MASK 0x00000072
#define WR_MASK 0x00000E00
#define BL_MASK 0x00000003
#define RRMODE_MASK 0x00040000
#define UDIMM_MASK 0x20000000
#define BYTEMASK_MASK 0x0003FC00
#define MPRDQ_MASK 0x00000080
#define PDQ_MASK 0x00000070
#define NOSRA_MASK 0x08000000
#define ECC_MASK 0x00000001
#define KS2_DDR3_MIDR_OFFSET 0x00
#define KS2_DDR3_STATUS_OFFSET 0x04
#define KS2_DDR3_SDCFG_OFFSET 0x08
#define KS2_DDR3_SDRFC_OFFSET 0x10
#define KS2_DDR3_SDTIM1_OFFSET 0x18
#define KS2_DDR3_SDTIM2_OFFSET 0x1C
#define KS2_DDR3_SDTIM3_OFFSET 0x20
#define KS2_DDR3_SDTIM4_OFFSET 0x28
#define KS2_DDR3_PMCTL_OFFSET 0x38
#define KS2_DDR3_ZQCFG_OFFSET 0xC8
#ifdef CONFIG_SOC_K2HK
#include <asm/arch/hardware-k2hk.h>
#endif
#ifndef __ASSEMBLY__
static inline int cpu_is_k2hk(void)
{
unsigned int jtag_id = __raw_readl(JTAG_ID_REG);
unsigned int part_no = (jtag_id >> 12) & 0xffff;
return (part_no == 0xb981) ? 1 : 0;
}
static inline int cpu_revision(void)
{
unsigned int jtag_id = __raw_readl(JTAG_ID_REG);
unsigned int rev = (jtag_id >> 28) & 0xf;
return rev;
}
void share_all_segments(int priv_id);
int cpu_to_bus(u32 *ptr, u32 length);
void init_ddrphy(u32 base, struct ddr3_phy_config *phy_cfg);
void init_ddremif(u32 base, struct ddr3_emif_config *emif_cfg);
void init_ddr3(void);
void sdelay(unsigned long);
#endif
#endif /* __ASM_ARCH_HARDWARE_H */