drivers/spi/spi-tegra114.c

779 	u32 command1, command2;
797 		command1 = tspi->def_command1_reg;
798 		command1 |= SPI_BIT_LENGTH(bits_per_word - 1);
800 		command1 &= ~SPI_CONTROL_MODE_MASK;
803 			command1 |= SPI_CONTROL_MODE_0;
805 			command1 |= SPI_CONTROL_MODE_1;
807 			command1 |= SPI_CONTROL_MODE_2;
809 			command1 |= SPI_CONTROL_MODE_3;
812 			command1 |= SPI_LSBIT_FE;
814 			command1 &= ~SPI_LSBIT_FE;
817 			command1 |= SPI_BIDIROE;
819 			command1 &= ~SPI_BIDIROE;
823 				tegra_spi_writel(tspi, command1, SPI_COMMAND1);
826 			tegra_spi_writel(tspi, command1, SPI_COMMAND1);
834 			command1 &= ~(SPI_CS_SW_HW | SPI_CS_SW_VAL);
837 			command1 |= SPI_CS_SW_HW;
839 				command1 |= SPI_CS_SW_VAL;
841 				command1 &= ~SPI_CS_SW_VAL;
857 		command1 = tspi->command1_reg;
858 		command1 &= ~SPI_BIT_LENGTH(~0);
859 		command1 |= SPI_BIT_LENGTH(bits_per_word - 1);
862 	return command1;
866 		struct spi_transfer *t, u32 command1)
875 		command1 |= SPI_BOTH_EN_BIT;
877 		command1 &= ~SPI_BOTH_EN_BIT;
880 		command1 |= SPI_PACKED;
882 		command1 &= ~SPI_PACKED;
884 	command1 &= ~(SPI_CS_SEL_MASK | SPI_TX_EN | SPI_RX_EN);
887 		command1 |= SPI_RX_EN;
891 		command1 |= SPI_TX_EN;
894 	command1 |= SPI_CS_SEL(spi_get_chipselect(spi, 0));
895 	tegra_spi_writel(tspi, command1, SPI_COMMAND1);
896 	tspi->command1_reg = command1;
899 		tspi->def_command1_reg, (unsigned)command1);