gpmc_read_reg
regval = gpmc_read_reg(GPMC_CONFIG);
if (gpmc_read_reg(GPMC_STATUS) & GPMC_STATUS_EMPTYWRITEBUFFERSTATUS)
regval = gpmc_read_reg(GPMC_IRQENABLE);
regval = gpmc_read_reg(GPMC_CONFIG);
regval = gpmc_read_reg(GPMC_IRQSTATUS);
regval = gpmc_read_reg(GPMC_IRQSTATUS);
config1 = gpmc_read_reg(GPMC_CONFIG);
val = gpmc_read_reg(GPMC_CONFIG);
reg = gpmc_read_reg(GPMC_STATUS) & BIT(offset);
gpmc_context->sysconfig = gpmc_read_reg(GPMC_SYSCONFIG);
gpmc_context->irqenable = gpmc_read_reg(GPMC_IRQENABLE);
gpmc_context->timeout_ctrl = gpmc_read_reg(GPMC_TIMEOUT_CONTROL);
gpmc_context->config = gpmc_read_reg(GPMC_CONFIG);
gpmc_context->prefetch_config1 = gpmc_read_reg(GPMC_PREFETCH_CONFIG1);
gpmc_context->prefetch_config2 = gpmc_read_reg(GPMC_PREFETCH_CONFIG2);
gpmc_context->prefetch_control = gpmc_read_reg(GPMC_PREFETCH_CONTROL);
l = gpmc_read_reg(GPMC_REVISION);