uv-k5-firmware-custom/bsp/dp32g030/spi.h

/* Copyright 2023 Dual Tachyon
 * https://github.com/DualTachyon
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef HARDWARE_DP32G030_SPI_H
#define HARDWARE_DP32G030_SPI_H

#if !defined(__ASSEMBLY__)
#include <stdint.h>
#endif

/* -------- SPI0 -------- */
#define SPI0_BASE_ADDR                       0x400B8000U
#define SPI0_BASE_SIZE                       0x00000800U
#define SPI0                                 ((volatile SPI_Port_t *)SPI0_BASE_ADDR)

/* -------- SPI1 -------- */
#define SPI1_BASE_ADDR                       0x400B8800U
#define SPI1_BASE_SIZE                       0x00000800U
#define SPI1                                 ((volatile SPI_Port_t *)SPI1_BASE_ADDR)

/* -------- SPI -------- */

typedef struct {
	uint32_t CR;
	uint32_t WDR;
	uint32_t RDR;
	uint32_t Reserved_000C[1];
	uint32_t IE;
	uint32_t IF;
	uint32_t FIFOST;
} SPI_Port_t;

#define SPI_CR_SPR_SHIFT                     0
#define SPI_CR_SPR_WIDTH                     3
#define SPI_CR_SPR_MASK                      (((1U << SPI_CR_SPR_WIDTH) - 1U) << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_4         0U
#define SPI_CR_SPR_BITS_FPCLK_DIV_4          (SPI_CR_SPR_VALUE_FPCLK_DIV_4 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_8         1U
#define SPI_CR_SPR_BITS_FPCLK_DIV_8          (SPI_CR_SPR_VALUE_FPCLK_DIV_8 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_16        2U
#define SPI_CR_SPR_BITS_FPCLK_DIV_16         (SPI_CR_SPR_VALUE_FPCLK_DIV_16 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_32        3U
#define SPI_CR_SPR_BITS_FPCLK_DIV_32         (SPI_CR_SPR_VALUE_FPCLK_DIV_32 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_64        4U
#define SPI_CR_SPR_BITS_FPCLK_DIV_64         (SPI_CR_SPR_VALUE_FPCLK_DIV_64 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_128       5U
#define SPI_CR_SPR_BITS_FPCLK_DIV_128        (SPI_CR_SPR_VALUE_FPCLK_DIV_128 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_256       6U
#define SPI_CR_SPR_BITS_FPCLK_DIV_256        (SPI_CR_SPR_VALUE_FPCLK_DIV_256 << SPI_CR_SPR_SHIFT)
#define SPI_CR_SPR_VALUE_FPCLK_DIV_512       7U
#define SPI_CR_SPR_BITS_FPCLK_DIV_512        (SPI_CR_SPR_VALUE_FPCLK_DIV_512 << SPI_CR_SPR_SHIFT)

#define SPI_CR_SPE_SHIFT                     3
#define SPI_CR_SPE_WIDTH                     1
#define SPI_CR_SPE_MASK                      (((1U << SPI_CR_SPE_WIDTH) - 1U) << SPI_CR_SPE_SHIFT)
#define SPI_CR_SPE_VALUE_DISABLE             0U
#define SPI_CR_SPE_BITS_DISABLE              (SPI_CR_SPE_VALUE_DISABLE << SPI_CR_SPE_SHIFT)
#define SPI_CR_SPE_VALUE_ENABLE              1U
#define SPI_CR_SPE_BITS_ENABLE               (SPI_CR_SPE_VALUE_ENABLE << SPI_CR_SPE_SHIFT)

#define SPI_CR_CPHA_SHIFT                    4
#define SPI_CR_CPHA_WIDTH                    1
#define SPI_CR_CPHA_MASK                     (((1U << SPI_CR_CPHA_WIDTH) - 1U) << SPI_CR_CPHA_SHIFT)
#define SPI_CR_CPOL_SHIFT                    5
#define SPI_CR_CPOL_WIDTH                    1
#define SPI_CR_CPOL_MASK                     (((1U << SPI_CR_CPOL_WIDTH) - 1U) << SPI_CR_CPOL_SHIFT)
#define SPI_CR_MSTR_SHIFT                    6
#define SPI_CR_MSTR_WIDTH                    1
#define SPI_CR_MSTR_MASK                     (((1U << SPI_CR_MSTR_WIDTH) - 1U) << SPI_CR_MSTR_SHIFT)
#define SPI_CR_LSB_SHIFT                     7
#define SPI_CR_LSB_WIDTH                     1
#define SPI_CR_LSB_MASK                      (((1U << SPI_CR_LSB_WIDTH) - 1U) << SPI_CR_LSB_SHIFT)
#define SPI_CR_CPHA_DATA_HOLD_S_SHIFT        8
#define SPI_CR_CPHA_DATA_HOLD_S_WIDTH        4
#define SPI_CR_CPHA_DATA_HOLD_S_MASK         (((1U << SPI_CR_CPHA_DATA_HOLD_S_WIDTH) - 1U) << SPI_CR_CPHA_DATA_HOLD_S_SHIFT)
#define SPI_CR_MSR_SSN_SHIFT                 12
#define SPI_CR_MSR_SSN_WIDTH                 1
#define SPI_CR_MSR_SSN_MASK                  (((1U << SPI_CR_MSR_SSN_WIDTH) - 1U) << SPI_CR_MSR_SSN_SHIFT)
#define SPI_CR_MSR_SSN_VALUE_DISABLE         0U
#define SPI_CR_MSR_SSN_BITS_DISABLE          (SPI_CR_MSR_SSN_VALUE_DISABLE << SPI_CR_MSR_SSN_SHIFT)
#define SPI_CR_MSR_SSN_VALUE_ENABLE          1U
#define SPI_CR_MSR_SSN_BITS_ENABLE           (SPI_CR_MSR_SSN_VALUE_ENABLE << SPI_CR_MSR_SSN_SHIFT)

#define SPI_CR_RXDMAEN_SHIFT                 13
#define SPI_CR_RXDMAEN_WIDTH                 1
#define SPI_CR_RXDMAEN_MASK                  (((1U << SPI_CR_RXDMAEN_WIDTH) - 1U) << SPI_CR_RXDMAEN_SHIFT)
#define SPI_CR_TXDMAEN_SHIFT                 14
#define SPI_CR_TXDMAEN_WIDTH                 1
#define SPI_CR_TXDMAEN_MASK                  (((1U << SPI_CR_TXDMAEN_WIDTH) - 1U) << SPI_CR_TXDMAEN_SHIFT)
#define SPI_CR_RF_CLR_SHIFT                  15
#define SPI_CR_RF_CLR_WIDTH                  1
#define SPI_CR_RF_CLR_MASK                   (((1U << SPI_CR_RF_CLR_WIDTH) - 1U) << SPI_CR_RF_CLR_SHIFT)
#define SPI_CR_TF_CLR_SHIFT                  16
#define SPI_CR_TF_CLR_WIDTH                  1
#define SPI_CR_TF_CLR_MASK                   (((1U << SPI_CR_TF_CLR_WIDTH) - 1U) << SPI_CR_TF_CLR_SHIFT)

#define SPI_IE_RXFIFO_OVF_SHIFT              0
#define SPI_IE_RXFIFO_OVF_WIDTH              1
#define SPI_IE_RXFIFO_OVF_MASK               (((1U << SPI_IE_RXFIFO_OVF_WIDTH) - 1U) << SPI_IE_RXFIFO_OVF_SHIFT)
#define SPI_IE_RXFIFO_OVF_VALUE_DISABLE      0U
#define SPI_IE_RXFIFO_OVF_BITS_DISABLE       (SPI_IE_RXFIFO_OVF_VALUE_DISABLE << SPI_IE_RXFIFO_OVF_SHIFT)
#define SPI_IE_RXFIFO_OVF_VALUE_ENABLE       1U
#define SPI_IE_RXFIFO_OVF_BITS_ENABLE        (SPI_IE_RXFIFO_OVF_VALUE_ENABLE << SPI_IE_RXFIFO_OVF_SHIFT)

#define SPI_IE_RXFIFO_FULL_SHIFT             1
#define SPI_IE_RXFIFO_FULL_WIDTH             1
#define SPI_IE_RXFIFO_FULL_MASK              (((1U << SPI_IE_RXFIFO_FULL_WIDTH) - 1U) << SPI_IE_RXFIFO_FULL_SHIFT)
#define SPI_IE_RXFIFO_FULL_VALUE_DISABLE     0U
#define SPI_IE_RXFIFO_FULL_BITS_DISABLE      (SPI_IE_RXFIFO_FULL_VALUE_DISABLE << SPI_IE_RXFIFO_FULL_SHIFT)
#define SPI_IE_RXFIFO_FULL_VALUE_ENABLE      1U
#define SPI_IE_RXFIFO_FULL_BITS_ENABLE       (SPI_IE_RXFIFO_FULL_VALUE_ENABLE << SPI_IE_RXFIFO_FULL_SHIFT)

#define SPI_IE_RXFIFO_HFULL_SHIFT            2
#define SPI_IE_RXFIFO_HFULL_WIDTH            1
#define SPI_IE_RXFIFO_HFULL_MASK             (((1U << SPI_IE_RXFIFO_HFULL_WIDTH) - 1U) << SPI_IE_RXFIFO_HFULL_SHIFT)
#define SPI_IE_RXFIFO_HFULL_VALUE_DISABLE    0U
#define SPI_IE_RXFIFO_HFULL_BITS_DISABLE     (SPI_IE_RXFIFO_HFULL_VALUE_DISABLE << SPI_IE_RXFIFO_HFULL_SHIFT)
#define SPI_IE_RXFIFO_HFULL_VALUE_ENABLE     1U
#define SPI_IE_RXFIFO_HFULL_BITS_ENABLE      (SPI_IE_RXFIFO_HFULL_VALUE_ENABLE << SPI_IE_RXFIFO_HFULL_SHIFT)

#define SPI_IE_TXFIFO_EMPTY_SHIFT            3
#define SPI_IE_TXFIFO_EMPTY_WIDTH            1
#define SPI_IE_TXFIFO_EMPTY_MASK             (((1U << SPI_IE_TXFIFO_EMPTY_WIDTH) - 1U) << SPI_IE_TXFIFO_EMPTY_SHIFT)
#define SPI_IE_TXFIFO_EMPTY_VALUE_DISABLE    0U
#define SPI_IE_TXFIFO_EMPTY_BITS_DISABLE     (SPI_IE_TXFIFO_EMPTY_VALUE_DISABLE << SPI_IE_TXFIFO_EMPTY_SHIFT)
#define SPI_IE_TXFIFO_EMPTY_VALUE_ENABLE     1U
#define SPI_IE_TXFIFO_EMPTY_BITS_ENABLE      (SPI_IE_TXFIFO_EMPTY_VALUE_ENABLE << SPI_IE_TXFIFO_EMPTY_SHIFT)

#define SPI_IE_TXFIFO_HFULL_SHIFT            4
#define SPI_IE_TXFIFO_HFULL_WIDTH            1
#define SPI_IE_TXFIFO_HFULL_MASK             (((1U << SPI_IE_TXFIFO_HFULL_WIDTH) - 1U) << SPI_IE_TXFIFO_HFULL_SHIFT)
#define SPI_IE_TXFIFO_HFULL_VALUE_DISABLE    0U
#define SPI_IE_TXFIFO_HFULL_BITS_DISABLE     (SPI_IE_TXFIFO_HFULL_VALUE_DISABLE << SPI_IE_TXFIFO_HFULL_SHIFT)
#define SPI_IE_TXFIFO_HFULL_VALUE_ENABLE     1U
#define SPI_IE_TXFIFO_HFULL_BITS_ENABLE      (SPI_IE_TXFIFO_HFULL_VALUE_ENABLE << SPI_IE_TXFIFO_HFULL_SHIFT)

#define SPI_FIFOST_RFE_SHIFT                 0
#define SPI_FIFOST_RFE_WIDTH                 1
#define SPI_FIFOST_RFE_MASK                  (((1U << SPI_FIFOST_RFE_WIDTH) - 1U) << SPI_FIFOST_RFE_SHIFT)
#define SPI_FIFOST_RFE_VALUE_NOT_EMPTY       0U
#define SPI_FIFOST_RFE_BITS_NOT_EMPTY        (SPI_FIFOST_RFE_VALUE_NOT_EMPTY << SPI_FIFOST_RFE_SHIFT)
#define SPI_FIFOST_RFE_VALUE_EMPTY           1U
#define SPI_FIFOST_RFE_BITS_EMPTY            (SPI_FIFOST_RFE_VALUE_EMPTY << SPI_FIFOST_RFE_SHIFT)

#define SPI_FIFOST_RFF_SHIFT                 1
#define SPI_FIFOST_RFF_WIDTH                 1
#define SPI_FIFOST_RFF_MASK                  (((1U << SPI_FIFOST_RFF_WIDTH) - 1U) << SPI_FIFOST_RFF_SHIFT)
#define SPI_FIFOST_RFF_VALUE_NOT_FULL        0U
#define SPI_FIFOST_RFF_BITS_NOT_FULL         (SPI_FIFOST_RFF_VALUE_NOT_FULL << SPI_FIFOST_RFF_SHIFT)
#define SPI_FIFOST_RFF_VALUE_FULL            1U
#define SPI_FIFOST_RFF_BITS_FULL             (SPI_FIFOST_RFF_VALUE_FULL << SPI_FIFOST_RFF_SHIFT)

#define SPI_FIFOST_RFHF_SHIFT                2
#define SPI_FIFOST_RFHF_WIDTH                1
#define SPI_FIFOST_RFHF_MASK                 (((1U << SPI_FIFOST_RFHF_WIDTH) - 1U) << SPI_FIFOST_RFHF_SHIFT)
#define SPI_FIFOST_RFHF_VALUE_NOT_HALF_FULL  0U
#define SPI_FIFOST_RFHF_BITS_NOT_HALF_FULL   (SPI_FIFOST_RFHF_VALUE_NOT_HALF_FULL << SPI_FIFOST_RFHF_SHIFT)
#define SPI_FIFOST_RFHF_VALUE_HALF_FULL      1U
#define SPI_FIFOST_RFHF_BITS_HALF_FULL       (SPI_FIFOST_RFHF_VALUE_HALF_FULL << SPI_FIFOST_RFHF_SHIFT)

#define SPI_FIFOST_TFE_SHIFT                 3
#define SPI_FIFOST_TFE_WIDTH                 1
#define SPI_FIFOST_TFE_MASK                  (((1U << SPI_FIFOST_TFE_WIDTH) - 1U) << SPI_FIFOST_TFE_SHIFT)
#define SPI_FIFOST_TFE_VALUE_NOT_EMPTY       0U
#define SPI_FIFOST_TFE_BITS_NOT_EMPTY        (SPI_FIFOST_TFE_VALUE_NOT_EMPTY << SPI_FIFOST_TFE_SHIFT)
#define SPI_FIFOST_TFE_VALUE_EMPTY           1U
#define SPI_FIFOST_TFE_BITS_EMPTY            (SPI_FIFOST_TFE_VALUE_EMPTY << SPI_FIFOST_TFE_SHIFT)

#define SPI_FIFOST_TFF_SHIFT                 4
#define SPI_FIFOST_TFF_WIDTH                 1
#define SPI_FIFOST_TFF_MASK                  (((1U << SPI_FIFOST_TFF_WIDTH) - 1U) << SPI_FIFOST_TFF_SHIFT)
#define SPI_FIFOST_TFF_VALUE_NOT_FULL        0U
#define SPI_FIFOST_TFF_BITS_NOT_FULL         (SPI_FIFOST_TFF_VALUE_NOT_FULL << SPI_FIFOST_TFF_SHIFT)
#define SPI_FIFOST_TFF_VALUE_FULL            1U
#define SPI_FIFOST_TFF_BITS_FULL             (SPI_FIFOST_TFF_VALUE_FULL << SPI_FIFOST_TFF_SHIFT)

#define SPI_FIFOST_TFHF_SHIFT                5
#define SPI_FIFOST_TFHF_WIDTH                1
#define SPI_FIFOST_TFHF_MASK                 (((1U << SPI_FIFOST_TFHF_WIDTH) - 1U) << SPI_FIFOST_TFHF_SHIFT)
#define SPI_FIFOST_TFHF_VALUE_NOT_HALF_FULL  0U
#define SPI_FIFOST_TFHF_BITS_NOT_HALF_FULL   (SPI_FIFOST_TFHF_VALUE_NOT_HALF_FULL << SPI_FIFOST_TFHF_SHIFT)
#define SPI_FIFOST_TFHF_VALUE_HALF_FULL      1U
#define SPI_FIFOST_TFHF_BITS_HALF_FULL       (SPI_FIFOST_TFHF_VALUE_HALF_FULL << SPI_FIFOST_TFHF_SHIFT)

#define SPI_FIFOST_RF_LEVEL_SHIFT            6
#define SPI_FIFOST_RF_LEVEL_WIDTH            3
#define SPI_FIFOST_RF_LEVEL_MASK             (((1U << SPI_FIFOST_RF_LEVEL_WIDTH) - 1U) << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_0_BYTE     0U
#define SPI_FIFOST_RF_LEVEL_BITS_0_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_0_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_1_BYTE     1U
#define SPI_FIFOST_RF_LEVEL_BITS_1_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_1_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_2_BYTE     2U
#define SPI_FIFOST_RF_LEVEL_BITS_2_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_2_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_3_BYTE     3U
#define SPI_FIFOST_RF_LEVEL_BITS_3_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_3_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_4_BYTE     4U
#define SPI_FIFOST_RF_LEVEL_BITS_4_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_4_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_5_BYTE     5U
#define SPI_FIFOST_RF_LEVEL_BITS_5_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_5_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_6_BYTE     6U
#define SPI_FIFOST_RF_LEVEL_BITS_6_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_6_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)
#define SPI_FIFOST_RF_LEVEL_VALUE_7_BYTE     7U
#define SPI_FIFOST_RF_LEVEL_BITS_7_BYTE      (SPI_FIFOST_RF_LEVEL_VALUE_7_BYTE << SPI_FIFOST_RF_LEVEL_SHIFT)

#define SPI_FIFOST_TF_LEVEL_SHIFT            9
#define SPI_FIFOST_TF_LEVEL_WIDTH            3
#define SPI_FIFOST_TF_LEVEL_MASK             (((1U << SPI_FIFOST_TF_LEVEL_WIDTH) - 1U) << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_0_BYTE     0U
#define SPI_FIFOST_TF_LEVEL_BITS_0_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_0_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_1_BYTE     1U
#define SPI_FIFOST_TF_LEVEL_BITS_1_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_1_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_2_BYTE     2U
#define SPI_FIFOST_TF_LEVEL_BITS_2_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_2_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_3_BYTE     3U
#define SPI_FIFOST_TF_LEVEL_BITS_3_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_3_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_4_BYTE     4U
#define SPI_FIFOST_TF_LEVEL_BITS_4_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_4_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_5_BYTE     5U
#define SPI_FIFOST_TF_LEVEL_BITS_5_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_5_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_6_BYTE     6U
#define SPI_FIFOST_TF_LEVEL_BITS_6_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_6_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)
#define SPI_FIFOST_TF_LEVEL_VALUE_7_BYTE     7U
#define SPI_FIFOST_TF_LEVEL_BITS_7_BYTE      (SPI_FIFOST_TF_LEVEL_VALUE_7_BYTE << SPI_FIFOST_TF_LEVEL_SHIFT)


#endif