SPI_COMMAND1
tegra_spi_writel(tspi, tspi->command1_reg, SPI_COMMAND1);
tegra_spi_writel(tspi, tspi->def_command1_reg, SPI_COMMAND1);
tegra_spi_readl(tspi, SPI_COMMAND1),
tegra_spi_writel(tspi, tspi->def_command1_reg, SPI_COMMAND1);
tegra_spi_writel(tspi, tspi->command1_reg, SPI_COMMAND1);
tegra_spi_readl(tspi, SPI_COMMAND1);
readl(tspi->base + SPI_COMMAND1);
tegra_spi_writel(tspi, val, SPI_COMMAND1);
tegra_spi_writel(tspi, command1, SPI_COMMAND1);
tegra_spi_writel(tspi, command1, SPI_COMMAND1);
tegra_spi_writel(tspi, command1, SPI_COMMAND1);
tegra_spi_writel(tspi, tspi->def_command1_reg, SPI_COMMAND1);