38 static inline void spi_smartbond_enable(const struct spi_smartbond_cfg *cfg, bool enable)  in spi_smartbond_enable()  argument
41 		cfg->regs->SPI_CTRL_REG |= SPI_SPI_CTRL_REG_SPI_ON_Msk;  in spi_smartbond_enable()
42 		cfg->regs->SPI_CTRL_REG &= ~SPI_SPI_CTRL_REG_SPI_RST_Msk;  in spi_smartbond_enable()
44 		cfg->regs->SPI_CTRL_REG &= ~SPI_SPI_CTRL_REG_SPI_ON_Msk;  in spi_smartbond_enable()
45 		cfg->regs->SPI_CTRL_REG |= SPI_SPI_CTRL_REG_SPI_RST_Msk;  in spi_smartbond_enable()
49 static inline bool spi_smartbond_isenabled(const struct spi_smartbond_cfg *cfg)  in spi_smartbond_isenabled()  argument
51 	return (!!(cfg->regs->SPI_CTRL_REG & SPI_SPI_CTRL_REG_SPI_ON_Msk)) &&  in spi_smartbond_isenabled()
52 	       (!(cfg->regs->SPI_CTRL_REG & SPI_SPI_CTRL_REG_SPI_RST_Msk));  in spi_smartbond_isenabled()
55 static inline int spi_smartbond_set_speed(const struct spi_smartbond_cfg *cfg,  in spi_smartbond_set_speed()  argument
62 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_speed()
63 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_CLK_Msk) |  in spi_smartbond_set_speed()
66 		cfg->regs->SPI_CTRL_REG = (cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_CLK_Msk);  in spi_smartbond_set_speed()
68 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_speed()
69 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_CLK_Msk) |  in spi_smartbond_set_speed()
72 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_speed()
73 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_CLK_Msk) |  in spi_smartbond_set_speed()
79 static inline int spi_smartbond_set_word_size(const struct spi_smartbond_cfg *cfg,  in spi_smartbond_set_word_size()  argument
86 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_word_size()
87 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_WORD_Msk);  in spi_smartbond_set_word_size()
91 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_word_size()
92 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_WORD_Msk) |  in spi_smartbond_set_word_size()
97 		cfg->regs->SPI_CTRL_REG =  in spi_smartbond_set_word_size()
98 			(cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_WORD_Msk) |  in spi_smartbond_set_word_size()
109 static int spi_smartbond_configure(const struct spi_smartbond_cfg *cfg,  in spi_smartbond_configure()  argument
140 	if (spi_smartbond_isenabled(cfg)) {  in spi_smartbond_configure()
141 		spi_smartbond_enable(cfg, false);  in spi_smartbond_configure()
144 	rc = spi_smartbond_set_speed(cfg, spi_cfg->frequency);  in spi_smartbond_configure()
149 	cfg->regs->SPI_CTRL_REG =  in spi_smartbond_configure()
151 			? (cfg->regs->SPI_CTRL_REG | SPI_SPI_CTRL_REG_SPI_POL_Msk)  in spi_smartbond_configure()
152 			: (cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_POL_Msk);  in spi_smartbond_configure()
154 	cfg->regs->SPI_CTRL_REG =  in spi_smartbond_configure()
156 			? (cfg->regs->SPI_CTRL_REG | SPI_SPI_CTRL_REG_SPI_PHA_Msk)  in spi_smartbond_configure()
157 			: (cfg->regs->SPI_CTRL_REG & ~SPI_SPI_CTRL_REG_SPI_PHA_Msk);  in spi_smartbond_configure()
159 	rc = spi_smartbond_set_word_size(cfg, data, spi_cfg->operation);  in spi_smartbond_configure()
164 	cfg->regs->SPI_CTRL_REG &= ~(SPI_SPI_CTRL_REG_SPI_FIFO_MODE_Msk);  in spi_smartbond_configure()
166 	spi_smartbond_enable(cfg, true);  in spi_smartbond_configure()
168 	cfg->regs->SPI_CTRL_REG &= ~SPI_SPI_CTRL_REG_SPI_MINT_Msk;  in spi_smartbond_configure()
179 	const struct spi_smartbond_cfg *cfg = dev->config;  in spi_smartbond_transceive()  local
186 	rc = spi_smartbond_configure(cfg, data, spi_cfg);  in spi_smartbond_transceive()
194 				cfg->regs->SPI_RX_TX_REG = (*(uint32_t *)ctx->tx_buf) & bitmask;  in spi_smartbond_transceive()
197 				cfg->regs->SPI_RX_TX_REG = 0UL;  in spi_smartbond_transceive()
200 			while (!(cfg->regs->SPI_CTRL_REG & SPI_SPI_CTRL_REG_SPI_INT_BIT_Msk)) {  in spi_smartbond_transceive()
203 				(*(uint32_t *)ctx->rx_buf) = cfg->regs->SPI_RX_TX_REG & bitmask;  in spi_smartbond_transceive()
206 				(void)cfg->regs->SPI_RX_TX_REG;  in spi_smartbond_transceive()
208 			cfg->regs->SPI_CLEAR_INT_REG = 1UL;  in spi_smartbond_transceive()
252 	const struct spi_smartbond_cfg *cfg = dev->config;  in spi_smartbond_init()  local
256 	CRG_COM->RESET_CLK_COM_REG = cfg->periph_clock_config << 1;  in spi_smartbond_init()
257 	CRG_COM->SET_CLK_COM_REG = cfg->periph_clock_config;  in spi_smartbond_init()
259 	rc = pinctrl_apply_state(cfg->pcfg, PINCTRL_STATE_DEFAULT);  in spi_smartbond_init()