| From 6411311c9df3bce87ad46650053eb52cf12be889 Mon Sep 17 00:00:00 2001 |
| From: Sam Shih <sam.shih@mediatek.com> |
| 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 |
| |