/*
* Copyright (c) 2019-2020, Broadcom
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef SDIO_H
#define SDIO_H
#include <stdbool.h>
#define SR_IPROC_SDIO0_CFG_BASE 0x689006e4
#define SR_IPROC_SDIO0_SID_BASE 0x68900b00
#define SR_IPROC_SDIO0_PAD_BASE 0x68a4017c
#define SR_IPROC_SDIO0_IOCTRL_BASE 0x68e02408
#define SR_IPROC_SDIO1_CFG_BASE 0x68900734
#define SR_IPROC_SDIO1_SID_BASE 0x68900b08
#define SR_IPROC_SDIO1_PAD_BASE 0x68a401b4
#define SR_IPROC_SDIO1_IOCTRL_BASE 0x68e03408
#define NS3Z_IPROC_SDIO0_CFG_BASE 0x68a20540
#define NS3Z_IPROC_SDIO0_SID_BASE 0x68900b00
#define NS3Z_IPROC_SDIO0_TP_OUT_SEL 0x68a20308
#define NS3Z_IPROC_SDIO0_PAD_BASE 0x68a20500
#define NS3Z_IPROC_SDIO0_IOCTRL_BASE 0x68e02408
#define PHY_BYPASS BIT(14)
#define LEGACY_EN BIT(31)
#define PHY_DISABLE (LEGACY_EN | PHY_BYPASS)
#define NS3Z_IPROC_SDIO1_CFG_BASE 0x68a30540
#define NS3Z_IPROC_SDIO1_SID_BASE 0x68900b08
#define NS3Z_IPROC_SDIO1_PAD_BASE 0x68a30500
#define NS3Z_IPROC_SDIO1_IOCTRL_BASE 0x68e03408
#define ICFG_SDIO_CAP0 0x10
#define ICFG_SDIO_CAP1 0x14
#define ICFG_SDIO_STRAPSTATUS_0 0x0
#define ICFG_SDIO_STRAPSTATUS_1 0x4
#define ICFG_SDIO_STRAPSTATUS_2 0x8
#define ICFG_SDIO_STRAPSTATUS_3 0xc
#define ICFG_SDIO_STRAPSTATUS_4 0x18
#define ICFG_SDIO_SID_ARADDR 0x0
#define ICFG_SDIO_SID_AWADDR 0x4
#define ICFG_SDIOx_CAP0__SLOT_TYPE_MASK 0x3
#define ICFG_SDIOx_CAP0__SLOT_TYPE_SHIFT 27
#define ICFG_SDIOx_CAP0__INT_MODE_SHIFT 26
#define ICFG_SDIOx_CAP0__SYS_BUS_64BIT_SHIFT 25
#define ICFG_SDIOx_CAP0__VOLTAGE_1P8V_SHIFT 24
#define ICFG_SDIOx_CAP0__VOLTAGE_3P0V_SHIFT 23
#define ICFG_SDIOx_CAP0__VOLTAGE_3P3V_SHIFT 22
#define ICFG_SDIOx_CAP0__SUSPEND_RESUME_SHIFT 21
#define ICFG_SDIOx_CAP0__SDMA_SHIFT 20
#define ICFG_SDIOx_CAP0__HIGH_SPEED_SHIFT 19
#define ICFG_SDIOx_CAP0__ADMA2_SHIFT 18
#define ICFG_SDIOx_CAP0__EXTENDED_MEDIA_SHIFT 17
#define ICFG_SDIOx_CAP0__MAX_BLOCK_LEN_MASK 0x3
#define ICFG_SDIOx_CAP0__MAX_BLOCK_LEN_SHIFT 15
#define ICFG_SDIOx_CAP0__BASE_CLK_FREQ_MASK 0xff
#define ICFG_SDIOx_CAP0__BASE_CLK_FREQ_SHIFT 7
#define ICFG_SDIOx_CAP0__TIMEOUT_UNIT_SHIFT 6
#define ICFG_SDIOx_CAP0__TIMEOUT_CLK_FREQ_MASK 0x3f
#define ICFG_SDIOx_CAP0__TIMEOUT_CLK_FREQ_SHIFT 0
#define ICFG_SDIOx_CAP1__SPI_BLOCK_MODE_SHIFT 22
#define ICFG_SDIOx_CAP1__SPI_MODE_SHIFT 21
#define ICFG_SDIOx_CAP1__CLK_MULT_MASK 0xff
#define ICFG_SDIOx_CAP1__CLK_MULT_SHIFT 13
#define ICFG_SDIOx_CAP1__RETUNING_MODE_MASK 0x3
#define ICFG_SDIOx_CAP1__RETUNING_MODE_SHIFT 11
#define ICFG_SDIOx_CAP1__TUNE_SDR50_SHIFT 10
#define ICFG_SDIOx_CAP1__TIME_RETUNE_MASK 0xf
#define ICFG_SDIOx_CAP1__TIME_RETUNE_SHIFT 6
#define ICFG_SDIOx_CAP1__DRIVER_D_SHIFT 5
#define ICFG_SDIOx_CAP1__DRIVER_C_SHIFT 4
#define ICFG_SDIOx_CAP1__DRIVER_A_SHIFT 3
#define ICFG_SDIOx_CAP1__DDR50_SHIFT 2
#define ICFG_SDIOx_CAP1__SDR104_SHIFT 1
#define ICFG_SDIOx_CAP1__SDR50_SHIFT 0
#ifdef USE_DDR
#define SDIO_DMA 1
#else
#define SDIO_DMA 0
#endif
#define SDIO0_CAP0_CFG \
(0x1 << ICFG_SDIOx_CAP0__SLOT_TYPE_SHIFT) \
| (0x0 << ICFG_SDIOx_CAP0__INT_MODE_SHIFT) \
| (0x0 << ICFG_SDIOx_CAP0__SYS_BUS_64BIT_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_1P8V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_3P0V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_3P3V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__SUSPEND_RESUME_SHIFT) \
| (SDIO_DMA << ICFG_SDIOx_CAP0__SDMA_SHIFT) \
| (SDIO_DMA << ICFG_SDIOx_CAP0__ADMA2_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__HIGH_SPEED_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__EXTENDED_MEDIA_SHIFT) \
| (0x2 << ICFG_SDIOx_CAP0__MAX_BLOCK_LEN_SHIFT) \
| (0xc8 << ICFG_SDIOx_CAP0__BASE_CLK_FREQ_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__TIMEOUT_UNIT_SHIFT) \
| (0x30 << ICFG_SDIOx_CAP0__TIMEOUT_CLK_FREQ_SHIFT)
#define SDIO0_CAP1_CFG \
(0x1 << ICFG_SDIOx_CAP1__SPI_BLOCK_MODE_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SPI_MODE_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__CLK_MULT_SHIFT)\
| (0x2 << ICFG_SDIOx_CAP1__RETUNING_MODE_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__TUNE_SDR50_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__DRIVER_D_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__DRIVER_C_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__DRIVER_A_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__DDR50_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SDR104_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SDR50_SHIFT)
#define SDIO1_CAP0_CFG \
(0x0 << ICFG_SDIOx_CAP0__SLOT_TYPE_SHIFT) \
| (0x0 << ICFG_SDIOx_CAP0__INT_MODE_SHIFT) \
| (0x0 << ICFG_SDIOx_CAP0__SYS_BUS_64BIT_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_1P8V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_3P0V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__VOLTAGE_3P3V_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__SUSPEND_RESUME_SHIFT) \
| (SDIO_DMA << ICFG_SDIOx_CAP0__SDMA_SHIFT) \
| (SDIO_DMA << ICFG_SDIOx_CAP0__ADMA2_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__HIGH_SPEED_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__EXTENDED_MEDIA_SHIFT) \
| (0x2 << ICFG_SDIOx_CAP0__MAX_BLOCK_LEN_SHIFT) \
| (0xc8 << ICFG_SDIOx_CAP0__BASE_CLK_FREQ_SHIFT) \
| (0x1 << ICFG_SDIOx_CAP0__TIMEOUT_UNIT_SHIFT) \
| (0x30 << ICFG_SDIOx_CAP0__TIMEOUT_CLK_FREQ_SHIFT)
#define SDIO1_CAP1_CFG \
(0x1 << ICFG_SDIOx_CAP1__SPI_BLOCK_MODE_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SPI_MODE_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__CLK_MULT_SHIFT)\
| (0x2 << ICFG_SDIOx_CAP1__RETUNING_MODE_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__TUNE_SDR50_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__DRIVER_D_SHIFT)\
| (0x0 << ICFG_SDIOx_CAP1__DRIVER_C_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__DRIVER_A_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__DDR50_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SDR104_SHIFT)\
| (0x1 << ICFG_SDIOx_CAP1__SDR50_SHIFT)
#define PAD_SDIO_CLK 0x4
#define PAD_SDIO_DATA0 0x8
#define PAD_SDIO_DATA1 0xc
#define PAD_SDIO_DATA2 0x10
#define PAD_SDIO_DATA3 0x14
#define PAD_SDIO_DATA4 0x18
#define PAD_SDIO_DATA5 0x1c
#define PAD_SDIO_DATA6 0x20
#define PAD_SDIO_DATA7 0x24
#define PAD_SDIO_CMD 0x28
/* 12mA Drive strength*/
#define PAD_SDIO_SELX (0x5 << 1)
#define PAD_SDIO_SRC (1 << 0)
#define PAD_SDIO_MASK (0xF << 0)
#define PAD_SDIO_VALUE (PAD_SDIO_SELX | PAD_SDIO_SRC)
/*
* SDIO_PRESETVAL0
*
* Each 13 Bit filed consists:
* drivestrength - 12:11
* clkgensel - b10
* sdkclkfreqsel - 9:0
* Field Bit(s) Description
* ============================================================
* SDR25_PRESET 25:13 Preset Value for SDR25
* SDR50_PRESET 12:0 Preset Value for SDR50
*/
#define SDIO_PRESETVAL0 0x01005001
/*
* SDIO_PRESETVAL1
*
* Each 13 Bit filed consists:
* drivestrength - 12:11
* clkgensel - b10
* sdkclkfreqsel - 9:0
* Field Bit(s) Description
* ============================================================
* SDR104_PRESET 25:13 Preset Value for SDR104
* SDR12_PRESET 12:0 Preset Value for SDR12
*/
#define SDIO_PRESETVAL1 0x03000004
/*
* SDIO_PRESETVAL2
*
* Each 13 Bit filed consists:
* drivestrength - 12:11
* clkgensel - b10
* sdkclkfreqsel - 9:0
* Field Bit(s) Description
* ============================================================
* HIGH_SPEED_PRESET 25:13 Preset Value for High Speed
* INIT_PRESET 12:0 Preset Value for Initialization
*/
#define SDIO_PRESETVAL2 0x010040FA
/*
* SDIO_PRESETVAL3
*
* Each 13 Bit filed consists:
* drivestrength - 12:11
* clkgensel - b10
* sdkclkfreqsel - 9:0
* Field Bit(s) Description
* ============================================================
* DDR50_PRESET 25:13 Preset Value for DDR50
* DEFAULT_PRESET 12:0 Preset Value for Default Speed
*/
#define SDIO_PRESETVAL3 0x01004004
/*
* SDIO_PRESETVAL4
*
* Field Bit(s) Description
* ============================================================
* FORCE_USE_IP_TUNE_CLK 30 Force use IP clock
* TUNING_COUNT 29:24 Tuning count
* OVERRIDE_1P8V 23:16
* OVERRIDE_3P3V 15:8
* OVERRIDE_3P0V 7:0
*/
#define SDIO_PRESETVAL4 0x20010101
#define SDIO_SID_SHIFT 5
typedef struct {
uintptr_t cfg_base;
uintptr_t sid_base;
uintptr_t io_ctrl_base;
uintptr_t pad_base;
} SDIO_CFG;
void brcm_stingray_sdio_init(void);
#endif /* SDIO_H */
