From 6411311c9df3bce87ad46650053eb52cf12be889 Mon Sep 17 00:00:00 2001 From: Sam Shih Date: Fri, 2 Jun 2023 13:06:21 +0800 Subject: [PATCH] [spi-and-storage][999-2374-drivers-spi-mt65xx-Add-controller-calibration-parameter.patch] --- drivers/spi/spi-mt65xx.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index 32a0b0264..2034d1979 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -727,6 +727,21 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } +static int mtk_spi_append_caldata(struct spi_controller *ctlr) +{ + struct spi_cal_target *cal_target = kmalloc(sizeof(*cal_target), GFP_KERNEL); + struct mtk_spi *mdata = spi_master_get_devdata(ctlr); + + cal_target->cal_item = &mdata->dev_config.get_tick_dly; + cal_target->cal_min = 0; + cal_target->cal_max = 7; + cal_target->step = 1; + + list_add(&cal_target->list, ctlr->cal_target); + + return 0; +} + static int mtk_spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op) { @@ -1009,6 +1024,8 @@ static int mtk_spi_probe(struct platform_device *pdev) master->can_dma = mtk_spi_can_dma; master->setup = mtk_spi_setup; + master->append_caldata = mtk_spi_append_caldata; + of_id = of_match_node(mtk_spi_of_match, pdev->dev.of_node); if (!of_id) { dev_err(&pdev->dev, "failed to probe of_node\n"); -- 2.34.1