| /* |
| * Copyright (c) 2017 PHYTEC Messtechnik GmbH |
| * |
| * Portions of this file are derived from ieee802154_cc2520.h that is |
| * Copyright (c) 2016 Intel Corporation. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef __IEEE802154_MCR20A_H__ |
| #define __IEEE802154_MCR20A_H__ |
| |
| #include <linker/sections.h> |
| #include <atomic.h> |
| #include <spi.h> |
| |
| /* Runtime context structure |
| *************************** |
| */ |
| struct mcr20a_spi { |
| struct device *dev; |
| u32_t slave; |
| struct k_sem spi_sem; |
| /** |
| * cmd_buf will use at most 9 bytes: |
| * dummy bytes + 8 ieee address bytes |
| */ |
| u8_t cmd_buf[12]; |
| }; |
| |
| struct mcr20a_context { |
| struct net_if *iface; |
| /**************************/ |
| struct device *irq_gpio; |
| struct device *reset_gpio; |
| struct gpio_callback irqb_cb; |
| struct mcr20a_spi spi; |
| u8_t mac_addr[8]; |
| struct k_mutex phy_mutex; |
| struct k_sem isr_sem; |
| /*********TX + CCA*********/ |
| struct k_sem seq_sync; |
| atomic_t seq_retval; |
| /************RX************/ |
| K_THREAD_STACK_MEMBER(mcr20a_rx_stack, |
| CONFIG_IEEE802154_MCR20A_RX_STACK_SIZE); |
| struct k_thread mcr20a_rx_thread; |
| u8_t lqi; |
| }; |
| |
| #include "ieee802154_mcr20a_regs.h" |
| |
| u8_t _mcr20a_read_reg(struct mcr20a_spi *spi, bool dreg, u8_t addr); |
| bool _mcr20a_write_reg(struct mcr20a_spi *spi, bool dreg, u8_t addr, |
| u8_t value); |
| bool _mcr20a_write_burst(struct mcr20a_spi *spi, bool dreg, u16_t addr, |
| u8_t *data_buf, u8_t len); |
| bool _mcr20a_read_burst(struct mcr20a_spi *spi, bool dreg, u16_t addr, |
| u8_t *data_buf, u8_t len); |
| |
| #define DEFINE_REG_READ(__reg_name, __reg_addr, __dreg) \ |
| static inline u8_t read_reg_##__reg_name(struct mcr20a_spi *spi) \ |
| { \ |
| return _mcr20a_read_reg(spi, __dreg, __reg_addr); \ |
| } |
| |
| #define DEFINE_REG_WRITE(__reg_name, __reg_addr, __dreg) \ |
| static inline bool write_reg_##__reg_name(struct mcr20a_spi *spi, \ |
| u8_t value) \ |
| { \ |
| return _mcr20a_write_reg(spi, __dreg, __reg_addr, value); \ |
| } |
| |
| #define DEFINE_DREG_READ(__reg_name, __reg_addr) \ |
| DEFINE_REG_READ(__reg_name, __reg_addr, true) |
| #define DEFINE_DREG_WRITE(__reg_name, __reg_addr) \ |
| DEFINE_REG_WRITE(__reg_name, __reg_addr, true) |
| |
| #define DEFINE_IREG_READ(__reg_name, __reg_addr) \ |
| DEFINE_REG_READ(__reg_name, __reg_addr, false) |
| #define DEFINE_IREG_WRITE(__reg_name, __reg_addr) \ |
| DEFINE_REG_WRITE(__reg_name, __reg_addr, false) |
| |
| DEFINE_DREG_READ(irqsts1, MCR20A_IRQSTS1) |
| DEFINE_DREG_READ(irqsts2, MCR20A_IRQSTS2) |
| DEFINE_DREG_READ(irqsts3, MCR20A_IRQSTS3) |
| DEFINE_DREG_READ(phy_ctrl1, MCR20A_PHY_CTRL1) |
| DEFINE_DREG_READ(phy_ctrl2, MCR20A_PHY_CTRL2) |
| DEFINE_DREG_READ(phy_ctrl3, MCR20A_PHY_CTRL3) |
| DEFINE_DREG_READ(rx_frm_len, MCR20A_RX_FRM_LEN) |
| DEFINE_DREG_READ(phy_ctrl4, MCR20A_PHY_CTRL4) |
| DEFINE_DREG_READ(src_ctrl, MCR20A_SRC_CTRL) |
| DEFINE_DREG_READ(cca1_ed_fnl, MCR20A_CCA1_ED_FNL) |
| DEFINE_DREG_READ(pll_int0, MCR20A_PLL_INT0) |
| DEFINE_DREG_READ(pa_pwr, MCR20A_PA_PWR) |
| DEFINE_DREG_READ(seq_state, MCR20A_SEQ_STATE) |
| DEFINE_DREG_READ(lqi_value, MCR20A_LQI_VALUE) |
| DEFINE_DREG_READ(rssi_cca_cnt, MCR20A_RSSI_CCA_CNT) |
| DEFINE_DREG_READ(asm_ctrl1, MCR20A_ASM_CTRL1) |
| DEFINE_DREG_READ(asm_ctrl2, MCR20A_ASM_CTRL2) |
| DEFINE_DREG_READ(overwrite_ver, MCR20A_OVERWRITE_VER) |
| DEFINE_DREG_READ(clk_out_ctrl, MCR20A_CLK_OUT_CTRL) |
| DEFINE_DREG_READ(pwr_modes, MCR20A_PWR_MODES) |
| |
| DEFINE_DREG_WRITE(irqsts1, MCR20A_IRQSTS1) |
| DEFINE_DREG_WRITE(irqsts2, MCR20A_IRQSTS2) |
| DEFINE_DREG_WRITE(irqsts3, MCR20A_IRQSTS3) |
| DEFINE_DREG_WRITE(phy_ctrl1, MCR20A_PHY_CTRL1) |
| DEFINE_DREG_WRITE(phy_ctrl2, MCR20A_PHY_CTRL2) |
| DEFINE_DREG_WRITE(phy_ctrl3, MCR20A_PHY_CTRL3) |
| DEFINE_DREG_WRITE(phy_ctrl4, MCR20A_PHY_CTRL4) |
| DEFINE_DREG_WRITE(src_ctrl, MCR20A_SRC_CTRL) |
| DEFINE_DREG_WRITE(pll_int0, MCR20A_PLL_INT0) |
| DEFINE_DREG_WRITE(pa_pwr, MCR20A_PA_PWR) |
| DEFINE_DREG_WRITE(asm_ctrl1, MCR20A_ASM_CTRL1) |
| DEFINE_DREG_WRITE(asm_ctrl2, MCR20A_ASM_CTRL2) |
| DEFINE_DREG_WRITE(overwrite_ver, MCR20A_OVERWRITE_VER) |
| DEFINE_DREG_WRITE(clk_out_ctrl, MCR20A_CLK_OUT_CTRL) |
| DEFINE_DREG_WRITE(pwr_modes, MCR20A_PWR_MODES) |
| |
| DEFINE_IREG_READ(part_id, MCR20A_PART_ID) |
| DEFINE_IREG_READ(rx_frame_filter, MCR20A_RX_FRAME_FILTER) |
| DEFINE_IREG_READ(cca1_thresh, MCR20A_CCA1_THRESH) |
| DEFINE_IREG_READ(cca1_ed_offset_comp, MCR20A_CCA1_ED_OFFSET_COMP) |
| DEFINE_IREG_READ(lqi_offset_comp, MCR20A_LQI_OFFSET_COMP) |
| DEFINE_IREG_READ(cca_ctrl, MCR20A_CCA_CTRL) |
| DEFINE_IREG_READ(cca2_corr_peaks, MCR20A_CCA2_CORR_PEAKS) |
| DEFINE_IREG_READ(cca2_thresh, MCR20A_CCA2_THRESH) |
| DEFINE_IREG_READ(tmr_prescale, MCR20A_TMR_PRESCALE) |
| DEFINE_IREG_READ(rx_byte_count, MCR20A_RX_BYTE_COUNT) |
| DEFINE_IREG_READ(rx_wtr_mark, MCR20A_RX_WTR_MARK) |
| |
| DEFINE_IREG_WRITE(part_id, MCR20A_PART_ID) |
| DEFINE_IREG_WRITE(rx_frame_filter, MCR20A_RX_FRAME_FILTER) |
| DEFINE_IREG_WRITE(cca1_thresh, MCR20A_CCA1_THRESH) |
| DEFINE_IREG_WRITE(cca1_ed_offset_comp, MCR20A_CCA1_ED_OFFSET_COMP) |
| DEFINE_IREG_WRITE(lqi_offset_comp, MCR20A_LQI_OFFSET_COMP) |
| DEFINE_IREG_WRITE(cca_ctrl, MCR20A_CCA_CTRL) |
| DEFINE_IREG_WRITE(cca2_corr_peaks, MCR20A_CCA2_CORR_PEAKS) |
| DEFINE_IREG_WRITE(cca2_thresh, MCR20A_CCA2_THRESH) |
| DEFINE_IREG_WRITE(tmr_prescale, MCR20A_TMR_PRESCALE) |
| DEFINE_IREG_WRITE(rx_byte_count, MCR20A_RX_BYTE_COUNT) |
| DEFINE_IREG_WRITE(rx_wtr_mark, MCR20A_RX_WTR_MARK) |
| |
| #define DEFINE_BITS_SET(__reg_name, __reg_addr, __nibble) \ |
| static inline u8_t set_bits_##__reg_name(u8_t value) \ |
| { \ |
| value = (value << __reg_addr##__nibble##_SHIFT) & \ |
| __reg_addr##__nibble##_MASK; \ |
| return value; \ |
| } |
| |
| DEFINE_BITS_SET(phy_ctrl1_xcvseq, MCR20A_PHY_CTRL1, _XCVSEQ) |
| DEFINE_BITS_SET(phy_ctrl4_ccatype, MCR20A_PHY_CTRL4, _CCATYPE) |
| DEFINE_BITS_SET(pll_int0_val, MCR20A_PLL_INT0, _VAL) |
| DEFINE_BITS_SET(pa_pwr_val, MCR20A_PA_PWR, _VAL) |
| DEFINE_BITS_SET(tmr_prescale, MCR20A_TMR_PRESCALE, _VAL) |
| DEFINE_BITS_SET(clk_out_div, MCR20A_CLK_OUT, _DIV) |
| |
| #define DEFINE_BURST_WRITE(__reg_addr, __addr, __sz, __dreg) \ |
| static inline bool write_burst_##__reg_addr(struct mcr20a_spi *spi, \ |
| u8_t *buf) \ |
| { \ |
| return _mcr20a_write_burst(spi, __dreg, __addr, buf, __sz); \ |
| } |
| |
| #define DEFINE_BURST_READ(__reg_addr, __addr, __sz, __dreg) \ |
| static inline bool read_burst_##__reg_addr(struct mcr20a_spi *spi, \ |
| u8_t *buf) \ |
| { \ |
| return _mcr20a_read_burst(spi, __dreg, __addr, buf, __sz); \ |
| } |
| |
| DEFINE_BURST_WRITE(t1cmp, MCR20A_T1CMP_LSB, 3, true) |
| DEFINE_BURST_WRITE(t2cmp, MCR20A_T2CMP_LSB, 3, true) |
| DEFINE_BURST_WRITE(t3cmp, MCR20A_T3CMP_LSB, 3, true) |
| DEFINE_BURST_WRITE(t4cmp, MCR20A_T4CMP_LSB, 3, true) |
| DEFINE_BURST_WRITE(t2primecmp, MCR20A_T2PRIMECMP_LSB, 2, true) |
| DEFINE_BURST_WRITE(pll_int0, MCR20A_PLL_INT0, 3, true) |
| DEFINE_BURST_WRITE(irqsts1_irqsts3, MCR20A_IRQSTS1, 3, true) |
| DEFINE_BURST_WRITE(irqsts1_ctrl1, MCR20A_IRQSTS1, 4, true) |
| |
| DEFINE_BURST_WRITE(pan_id, MCR20A_MACPANID0_LSB, 2, false) |
| DEFINE_BURST_WRITE(short_addr, MCR20A_MACSHORTADDRS0_LSB, 2, false) |
| DEFINE_BURST_WRITE(ext_addr, MCR20A_MACLONGADDRS0_0, 8, false) |
| |
| DEFINE_BURST_READ(event_timer, MCR20A_EVENT_TIMER_LSB, 3, true) |
| DEFINE_BURST_READ(irqsts1_ctrl4, MCR20A_IRQSTS1, 8, true) |
| |
| #endif /* __IEEE802154_MCR20A_H__ */ |
