| /* |
| * Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved. |
| * |
| * 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. |
| */ |
| |
| /****************************************************************************** |
| * @file devices.c |
| * @brief source file for the devices |
| * @version V1.0 |
| * @date 24. August 2017 |
| ******************************************************************************/ |
| #include "soc.h" |
| #include "config.h" |
| #include <drv_usart.h> |
| #include <drv_timer.h> |
| #include <drv_rtc.h> |
| #include <drv_trng.h> |
| #include <drv_crc.h> |
| #include <drv_aes.h> |
| #include <drv_rsa.h> |
| #include <drv_eflash.h> |
| #include <drv_spi.h> |
| #include <drv_gpio.h> |
| |
| #include <stdio.h> |
| |
| #include "pin_name.h" |
| #include "pinmux.h" |
| |
| #define readl(addr) \ |
| ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; }) |
| |
| #define writel(b,addr) (void)((*(volatile unsigned int *) (addr)) = (b)) |
| |
| |
| #if CONFIG_GPIO |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| uint32_t pin_num; |
| port_name_t port; |
| } |
| const sg_gpio_config[CONFIG_GPIO_NUM] = { |
| {CSKY_GPIO0_BASE, GPIOA_IRQn, 28, PORTA}, |
| {CSKY_GPIO1_BASE, GPIOB_IRQn, 4, PORTB}, |
| }; |
| |
| typedef struct { |
| pin_t gpio_pin; |
| uint32_t cfg_idx; //idx of sg_gpio_config[] |
| } gpio_pin_map_t; |
| const static gpio_pin_map_t s_gpio_pin_map[] = { |
| {PA0_TRIG0_ACMP1P_TCK, 0}, |
| {PA1_TRIG1_ACMP1N_TMS, 0}, |
| {PA2_TXD0_SPI0MISO, 0}, |
| {PA3_RXD0_SPI0MOSI, 0}, |
| {PA4_CTS0_PWM0_SPI0SCK_TRIG0, 0}, |
| {PA5_RTS0_PWM1_SPI0SSN_TRIG1, 0}, |
| |
| {PB0_SCL0_PWM2_I2SMCLK, 1}, |
| {PB1_SDA0_PWM3_I2SSCK, 1}, |
| {PB2_SPI0SCK_PWM4_I2SWS, 1}, |
| {PB3_SPI0MISO_PWM5_I2SSD, 1}, |
| |
| {PA6_SPI0MOSI_PWM6_SCL0, 0}, |
| {PA7_SPI0SSN_PWM7_SDA0, 0}, |
| {PA8_WKUP_ADC0_ACMP0P, 0}, |
| {PA9_BOOT_ADC1_PWMFAULT, 0}, |
| {PA10_ADC2_TXD0, 0}, |
| {PA11_ACMP0N_ADC3_RXD0, 0}, |
| {PA12_PWM8_TCK_ADC4, 0}, |
| {PA13_PWM9_TMS_ADC5, 0}, |
| {PA14_PWM10_ADC6, 0}, |
| {PA15_PWM11_ADC7, 0}, |
| {PA16_RXD1_ADC8, 0}, |
| {PA17_TXD1_ADC9, 0}, |
| {PA18_SPI1SSN0_ACMP0O, 0}, |
| {PA19_SPI1SSN1_ACMP1O, 0}, |
| {PA20_SPI1SSN2_TRIG0_RXD1, 0}, |
| {PA21_SPI1SCK_TRIG1_TXD1, 0}, |
| {PA22_SPI1MISO_PWM0_ADC10, 0}, |
| {PA23_SPI1MOSI_PWM1_ADC11, 0}, |
| {PA24_TXD2_I2SMCLK_SPI1SSN0, 0}, |
| {PA25_RXD2_I2SSCK_SPI1SSN1, 0}, |
| {PA26_CTS2_I2SWS_ADC12, 0}, |
| {PA27_RTS2_I2SSD_ADC13, 0} |
| }; |
| |
| int32_t target_gpio_port_init(port_name_t port, uint32_t *base, uint32_t *irq, uint32_t *pin_num) |
| { |
| int i; |
| |
| for (i = 0; i < CONFIG_GPIO_NUM; i++) { |
| if (sg_gpio_config[i].port == port) { |
| *base = sg_gpio_config[i].base; |
| *irq = sg_gpio_config[i].irq; |
| *pin_num = sg_gpio_config[i].pin_num; |
| return i; |
| } |
| } |
| |
| return -1; |
| } |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_gpio_count() |
| \brief get gpio instance. |
| \return pointer to gpio instance |
| */ |
| int32_t target_gpio_pin_init(pin_t gpio_pin, uint32_t *port_idx) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_gpio_pin_map) / sizeof(gpio_pin_map_t); idx++) { |
| if (s_gpio_pin_map[idx].gpio_pin == gpio_pin) { |
| *port_idx = s_gpio_pin_map[idx].cfg_idx; |
| /*pinmux*/ |
| pin_mux(s_gpio_pin_map[idx].gpio_pin, 0xff); |
| if (idx >= 10) { |
| return idx - 4; |
| } else if (idx >= 6) { |
| return idx - 6; |
| } else { |
| return idx; |
| } |
| } |
| } |
| |
| return -1; |
| } |
| |
| #endif |
| |
| #if CONFIG_TIMER |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_timer_config[CONFIG_TIMER_NUM] = { |
| {CSKY_TIM0_BASE, TIMA0_IRQn}, |
| {CSKY_TIM0_BASE + 0x14, TIMA1_IRQn}, |
| {CSKY_TIM1_BASE, TIMB0_IRQn}, |
| {CSKY_TIM1_BASE + 0x14, TIMB1_IRQn} |
| |
| }; |
| |
| int32_t target_get_timer_count(void) |
| { |
| return CONFIG_TIMER_NUM; |
| } |
| |
| int32_t target_get_timer(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_timer_count()) { |
| return NULL; |
| } |
| |
| *base = sg_timer_config[idx].base; |
| *irq = sg_timer_config[idx].irq; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_PMU |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_pmu_config[CONFIG_PMU_NUM] = { |
| {CSKY_CLKGEN_BASE, POWM_IRQn} |
| }; |
| |
| int32_t target_get_pmu(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx > CONFIG_PMU_NUM) { |
| return -1; |
| } |
| *base = sg_pmu_config[idx].base; |
| *irq = sg_pmu_config[idx].irq; |
| return idx; |
| } |
| #endif |
| |
| #if CONFIG_RTC |
| #undef CSKY_PMU_BASE |
| #define CSKY_PMU_BASE 0x40002000 |
| #define BIT1 (0x1) |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_rtc_config[CONFIG_RTC_NUM] = { |
| {CSKY_RTC0_BASE, RTC_IRQn}, |
| {CSKY_RTC1_BASE, RTC1_IRQn} |
| |
| }; |
| |
| int32_t target_get_rtc_count(void) |
| { |
| return CONFIG_RTC_NUM; |
| } |
| |
| int32_t target_get_rtc(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| unsigned int value; |
| |
| if (idx >= target_get_rtc_count()) { |
| return NULL; |
| } |
| |
| value = readl(CSKY_PMU_BASE); |
| value &= ~BIT1; |
| writel(value, CSKY_PMU_BASE); |
| |
| *base = sg_rtc_config[idx].base; |
| *irq = sg_rtc_config[idx].irq; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_TRNG |
| struct { |
| uint32_t base; |
| } |
| const sg_trng_config[CONFIG_TRNG_NUM] = { |
| {CSKY_TRNG_BASE} |
| }; |
| |
| /** |
| \brief get trng instance count. |
| \return trng instance count |
| */ |
| int32_t target_get_trng_count(void) |
| { |
| return CONFIG_TRNG_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_trng_count() |
| \brief get trng instance. |
| \return pointer to trng instance |
| */ |
| int32_t target_get_trng(int32_t idx, uint32_t *base) |
| { |
| if (idx >= target_get_trng_count()) { |
| return NULL; |
| } |
| |
| *base = sg_trng_config[idx].base; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_CRC |
| struct { |
| uint32_t base; |
| } |
| const sg_crc_config[CONFIG_CRC_NUM] = { |
| {CSKY_CRC_BASE} |
| }; |
| |
| /** |
| \brief get crc instance count. |
| \return crc instance count |
| */ |
| int32_t target_get_crc_count(void) |
| { |
| return CONFIG_CRC_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_crc_count() |
| \brief get crc instance. |
| \return pointer to crc instance |
| */ |
| int32_t target_get_crc(int32_t idx, uint32_t *base) |
| { |
| if (idx >= target_get_crc_count()) { |
| return NULL; |
| } |
| |
| *base = sg_crc_config[idx].base; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_USART |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_usart_config[CONFIG_USART_NUM] = { |
| {CSKY_UART0_BASE, UART0_IRQn}, |
| {CSKY_UART1_BASE, UART1_IRQn}, |
| {CSKY_UART2_BASE, UART2_IRQn}, |
| }; |
| typedef struct { |
| pin_t tx; |
| pin_t rx; |
| pin_t cts; |
| pin_t rts; |
| uint16_t cfg_idx; //idx of sg_usart_config[] |
| uint16_t function; |
| } usart_pin_map_t; |
| const static usart_pin_map_t s_usart_pin_map[] = { |
| { |
| PA2_TXD0_SPI0MISO, |
| PA3_RXD0_SPI0MOSI, |
| -1, |
| -1, |
| 0, |
| 0 |
| }, |
| { |
| PA10_ADC2_TXD0, |
| PA11_ACMP0N_ADC3_RXD0, |
| -1, |
| -1, |
| 0, |
| 2 |
| }, |
| { |
| PA17_TXD1_ADC9, |
| PA16_RXD1_ADC8, |
| -1, |
| -1, |
| 1, |
| 0 |
| }, |
| { |
| PA21_SPI1SCK_TRIG1_TXD1, |
| PA20_SPI1SSN2_TRIG0_RXD1, |
| -1, |
| -1, |
| 1, |
| 2, |
| }, |
| { |
| PA24_TXD2_I2SMCLK_SPI1SSN0, |
| PA25_RXD2_I2SSCK_SPI1SSN1, |
| PA26_CTS2_I2SWS_ADC12, |
| PA27_RTS2_I2SSD_ADC13, |
| 2, |
| 0 |
| }, |
| }; |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_usart_count() |
| \brief get usart instance. |
| \return pointer to usart instance |
| */ |
| int32_t target_usart_init(pin_t tx, pin_t rx, uint32_t *base, uint32_t *irq) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) { |
| if (s_usart_pin_map[idx].tx == tx && s_usart_pin_map[idx].rx == rx) { |
| *base = sg_usart_config[s_usart_pin_map[idx].cfg_idx].base; |
| *irq = sg_usart_config[s_usart_pin_map[idx].cfg_idx].irq; |
| /*pinmux*/ |
| pin_mux(s_usart_pin_map[idx].tx, s_usart_pin_map[idx].function); |
| pin_mux(s_usart_pin_map[idx].rx, s_usart_pin_map[idx].function); |
| return s_usart_pin_map[idx].cfg_idx; |
| } |
| } |
| |
| return -1; |
| |
| } |
| /** |
| \brief control usart flow. |
| \param[in] tx_flow The TX flow pin name |
| \param[in] rx_flow The RX flow pin name |
| \param[in] flag 0-disable, 1-enable. |
| \return 0 if setting ready ,negative for error code |
| */ |
| int32_t target_usart_flowctrl_init(pin_t tx_flow, pin_t rx_flow, uint32_t flag) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t); idx++) { |
| if ((s_usart_pin_map[idx].cts == tx_flow) &&(s_usart_pin_map[idx].rts == rx_flow)) |
| break; |
| } |
| |
| if (idx >= sizeof(s_usart_pin_map) / sizeof(usart_pin_map_t)) { |
| return -1; |
| } |
| |
| if ((s_usart_pin_map[idx].cts == tx_flow) && flag) { |
| pin_mux(s_usart_pin_map[idx].cts, s_usart_pin_map[idx].function); |
| } else if ((s_usart_pin_map[idx].cts == tx_flow) && (flag == 0)) { |
| pin_mux(s_usart_pin_map[idx].cts, 0xff); |
| } else { |
| return -1; |
| } |
| |
| if ((s_usart_pin_map[idx].rts == rx_flow) && flag) { |
| pin_mux(s_usart_pin_map[idx].rts, s_usart_pin_map[idx].function); |
| } else if ((s_usart_pin_map[idx].rts == rx_flow) && (flag == 0)) { |
| pin_mux(s_usart_pin_map[idx].rts, 0xff); |
| } else { |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| #endif |
| |
| #if CONFIG_SPI |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| |
| const sg_spi_config[CONFIG_SPI_NUM] = { |
| {CSKY_SPI0_BASE, SPI0_IRQn}, |
| {CSKY_SPI1_BASE, SPI1_IRQn} |
| }; |
| typedef struct { |
| pin_t mosi; |
| pin_t miso; |
| pin_t sclk; |
| pin_t ssel; |
| uint32_t cfg_idx; //idx of sg_iic_config[] |
| uint16_t function; |
| } spi_pin_map_t; |
| const static spi_pin_map_t s_spi_pin_map[] = { |
| { |
| PA2_TXD0_SPI0MISO, |
| PA3_RXD0_SPI0MOSI, |
| PA4_CTS0_PWM0_SPI0SCK_TRIG0, |
| PA5_RTS0_PWM1_SPI0SSN_TRIG1, |
| 0, |
| 2 |
| }, |
| { |
| PB3_SPI0MISO_PWM5_I2SSD, |
| PA6_SPI0MOSI_PWM6_SCL0, |
| PB2_SPI0SCK_PWM4_I2SWS, |
| PA7_SPI0SSN_PWM7_SDA0, |
| 0, |
| 0 |
| }, |
| { |
| PA22_SPI1MISO_PWM0_ADC10, |
| PA23_SPI1MOSI_PWM1_ADC11, |
| PA21_SPI1SCK_TRIG1_TXD1, |
| PA18_SPI1SSN0_ACMP0O, |
| 1, |
| 0 |
| } |
| }; |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_spi_count() |
| \brief get spi instance. |
| \return pointer to spi instance |
| */ |
| int32_t target_spi_init(pin_t mosi, pin_t miso, pin_t sclk, pin_t ssel, uint32_t *base, uint32_t *irq) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_spi_pin_map) / sizeof(spi_pin_map_t); idx++) { |
| if (s_spi_pin_map[idx].mosi == mosi && s_spi_pin_map[idx].miso == miso |
| && s_spi_pin_map[idx].sclk == sclk && s_spi_pin_map[idx].ssel == ssel) { |
| *base = sg_spi_config[s_spi_pin_map[idx].cfg_idx].base; |
| *irq = sg_spi_config[s_spi_pin_map[idx].cfg_idx].irq; |
| /*pinmux*/ |
| pin_mux(s_spi_pin_map[idx].mosi, s_spi_pin_map[idx].function); |
| pin_mux(s_spi_pin_map[idx].miso, s_spi_pin_map[idx].function); |
| pin_mux(s_spi_pin_map[idx].sclk, s_spi_pin_map[idx].function); |
| pin_mux(s_spi_pin_map[idx].ssel, s_spi_pin_map[idx].function); |
| |
| return s_spi_pin_map[idx].cfg_idx; |
| } |
| } |
| |
| return -1; |
| |
| } |
| |
| #endif |
| |
| #if CONFIG_AES |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_aes_config[CONFIG_AES_NUM] = { |
| {CSKY_AES_BASE, AES_IRQn} |
| }; |
| |
| /** |
| \brief get aes instance count. |
| \return aes instance count |
| */ |
| int32_t target_get_aes_count(void) |
| { |
| return CONFIG_AES_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_aes_count() |
| \brief get aes instance. |
| \return pointer to aes instance |
| */ |
| int32_t target_get_aes(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_aes_count()) { |
| return NULL; |
| } |
| |
| *base = sg_aes_config[idx].base; |
| *irq = sg_aes_config[idx].irq; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_RSA |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_rsa_config[CONFIG_RSA_NUM] = { |
| {CSKY_RSA_BASE, RSA_IRQn} |
| }; |
| |
| /** |
| \brief get rsa instance count. |
| \return rsa instance count |
| */ |
| int32_t target_get_rsa_count(void) |
| { |
| return CONFIG_RSA_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_rsa_count() |
| \brief get rsa instance. |
| \return pointer to rsa instance |
| */ |
| int32_t target_get_rsa(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_rsa_count()) { |
| return NULL; |
| } |
| |
| *base = sg_rsa_config[idx].base; |
| *irq = sg_rsa_config[idx].irq; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_EFLASH |
| struct { |
| uint32_t base; |
| eflash_info_t info; |
| } |
| const sg_eflash_config[CONFIG_EFLASH_NUM] = { |
| {CSKY_EFLASH_CONTROL_BASE, {0x10000000, 0x1003f800, 0x1fc}} |
| }; |
| |
| /** |
| \brief get eflash instance count. |
| \return eflash instance count |
| */ |
| int32_t target_get_eflash_count(void) |
| { |
| return CONFIG_EFLASH_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_eflash_count() |
| \brief get eflash instance. |
| \return pointer to eflash instance |
| */ |
| int32_t target_get_eflash(int32_t idx, uint32_t *base, eflash_info_t *info) |
| { |
| if (idx >= target_get_eflash_count()) { |
| return NULL; |
| } |
| |
| *base = sg_eflash_config[idx].base; |
| info->start = sg_eflash_config[idx].info.start; |
| info->end = sg_eflash_config[idx].info.end; |
| info->sector_count = sg_eflash_config[idx].info.sector_count; |
| return idx; |
| } |
| |
| #endif |
| |
| #if CONFIG_WDT |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_wdt_config[CONFIG_WDT_NUM] = { |
| {CSKY_WDT_BASE, WDT_IRQn} |
| }; |
| |
| int32_t target_get_wdt_count(void) |
| { |
| return CONFIG_WDT_NUM; |
| } |
| |
| int32_t target_get_wdt(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_wdt_count()) { |
| return NULL; |
| } |
| |
| *base = sg_wdt_config[idx].base; |
| *irq = sg_wdt_config[idx].irq; |
| return idx; |
| } |
| #endif |
| |
| #if CONFIG_DMAC |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_dmac_config[CONFIG_DMAC_NUM] = { |
| {CSKY_DMAC0_BASE, SEU_DMAC_IRQn}, |
| {CSKY_DMAC1_BASE, NONSEU_DMAC_IRQn} |
| }; |
| |
| int32_t target_get_dmac_count(void) |
| { |
| return CONFIG_DMAC_NUM; |
| } |
| |
| int32_t target_get_dmac(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_dmac_count()) { |
| return NULL; |
| } |
| |
| *base = sg_dmac_config[idx].base; |
| *irq = sg_dmac_config[idx].irq; |
| return idx; |
| } |
| #endif |
| |
| #if CONFIG_IIC |
| |
| |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_iic_config[CONFIG_IIC_NUM] = { |
| {CSKY_I2C0_BASE, I2C0_IRQn}, |
| {CSKY_I2C1_BASE, I2C1_IRQn} |
| }; |
| |
| |
| typedef struct { |
| pin_t scl; |
| pin_t sda; |
| uint16_t cfg_idx; //idx of sg_iic_config[] |
| uint16_t function; |
| } iic_pin_map_t; |
| const static iic_pin_map_t s_iic_pin_map[] = { |
| { |
| PB0_SCL0_PWM2_I2SMCLK, |
| PB1_SDA0_PWM3_I2SSCK, |
| 0, |
| 0 |
| }, |
| { |
| PA6_SPI0MOSI_PWM6_SCL0, |
| PA7_SPI0SSN_PWM7_SDA0, |
| 0, |
| 2 |
| }, |
| { |
| PC0_SCL1_CTS1_PWM10_ADC14, |
| PC1_SDA1_RTS1_PWM11_ADC15, |
| 1, |
| 0 |
| } |
| }; |
| |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_iic_count() |
| \brief get iic instance. |
| \return pointer to iic instance |
| */ |
| int32_t target_iic_init(pin_t scl, pin_t sda, uint32_t *base, uint32_t *irq) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_iic_pin_map) / sizeof(iic_pin_map_t); idx++) { |
| if (s_iic_pin_map[idx].scl == scl && s_iic_pin_map[idx].sda == sda) { |
| *base = sg_iic_config[s_iic_pin_map[idx].cfg_idx].base; |
| *irq = sg_iic_config[s_iic_pin_map[idx].cfg_idx].irq; |
| /*pinmux*/ |
| if (s_iic_pin_map[idx].cfg_idx == 0) { |
| pin_mux(s_iic_pin_map[idx].scl, s_iic_pin_map[idx].function); |
| pin_mux(s_iic_pin_map[idx].sda, s_iic_pin_map[idx].function); |
| } |
| return s_iic_pin_map[idx].cfg_idx; |
| } |
| } |
| |
| return -1; |
| } |
| |
| #endif |
| |
| #if CONFIG_PWM |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_pwm_config[CONFIG_PWM_NUM] = { |
| {CSKY_PWM_BASE, PWM_IRQn}, |
| }; |
| |
| typedef struct { |
| pin_t pwm_pin; |
| uint32_t cfg_idx; //idx of sg_pwm_config[] |
| uint32_t ch_num; |
| uint16_t function; |
| } pwm_pin_map_t; |
| const static pwm_pin_map_t s_pwm_pin_map[] = { |
| {PA4_CTS0_PWM0_SPI0SCK_TRIG0, 0, 0, 1}, |
| {PA5_RTS0_PWM1_SPI0SSN_TRIG1, 0, 0, 1}, |
| {PB0_SCL0_PWM2_I2SMCLK, 0, 1, 1}, |
| {PB1_SDA0_PWM3_I2SSCK, 0, 1, 1}, |
| |
| {PB2_SPI0SCK_PWM4_I2SWS, 0, 2, 1}, |
| {PB3_SPI0MISO_PWM5_I2SSD, 0, 2, 1}, |
| {PA6_SPI0MOSI_PWM6_SCL0, 0, 3, 1}, |
| {PA7_SPI0SSN_PWM7_SDA0, 0, 3, 1}, |
| |
| {PA12_PWM8_TCK_ADC4, 0, 4, 0}, |
| {PA13_PWM9_TMS_ADC5, 0, 4, 0}, |
| {PA14_PWM10_ADC6, 0, 5, 0}, |
| {PA15_PWM11_ADC7, 0, 5, 0}, |
| |
| {PA22_SPI1MISO_PWM0_ADC10, 0, 0, 1}, |
| {PA23_SPI1MOSI_PWM1_ADC11, 0, 0, 1}, |
| {PC0_SCL1_CTS1_PWM10_ADC14, 0, 5, 2}, |
| {PC1_SDA1_RTS1_PWM11_ADC15, 0, 5, 2} |
| |
| }; |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_pwm_count() |
| \brief get pwm instance. |
| \return pointer to pwm instance |
| */ |
| int32_t target_pwm_init(pin_t pwm_pin, uint32_t *ch_num, uint32_t *base, uint32_t *irq) |
| { |
| uint32_t idx; |
| |
| for (idx = 0; idx < sizeof(s_pwm_pin_map) / sizeof(pwm_pin_map_t); idx++) { |
| if (s_pwm_pin_map[idx].pwm_pin == pwm_pin) { |
| *base = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].base; |
| *irq = sg_pwm_config[s_pwm_pin_map[idx].cfg_idx].irq; |
| *ch_num = s_pwm_pin_map[idx].ch_num; |
| /*pinmux*/ |
| pin_mux(s_pwm_pin_map[idx].pwm_pin, s_pwm_pin_map[idx].function); |
| return s_pwm_pin_map[idx].cfg_idx; |
| } |
| } |
| |
| return -1; |
| } |
| |
| #endif |
| |
| #if CONFIG_SHA |
| struct { |
| uint32_t base; |
| uint32_t irq; |
| } |
| const sg_sha_config[CONFIG_SHA_NUM] = { |
| {CSKY_SHA_BASE, SHA_IRQn} |
| }; |
| |
| /** |
| \brief get sha instance count. |
| \return sha instance count |
| */ |
| int32_t target_get_sha_count(void) |
| { |
| return CONFIG_SHA_NUM; |
| } |
| |
| /** |
| \param[in] instance idx, must not exceed return value of target_get_sha_count() |
| \brief get sha instance. |
| \return pointer to sha instance |
| */ |
| int32_t target_get_sha(int32_t idx, uint32_t *base, uint32_t *irq) |
| { |
| if (idx >= target_get_sha_count()) { |
| return NULL; |
| } |
| |
| *base = sg_sha_config[idx].base; |
| *irq = sg_sha_config[idx].irq; |
| return idx; |
| } |
| |
| #endif |