diff options
| author | Sumit Semwal <sumit.semwal@linaro.org> | 2020-06-04 21:03:14 +0530 |
|---|---|---|
| committer | Sumit Semwal <sumit.semwal@linaro.org> | 2020-07-23 20:51:28 +0530 |
| commit | 8c97a81b630920fc38dbe24937063c3763d53beb (patch) | |
| tree | 8db8bdb2651d4080f6faf83110e0f74b75c94b81 /drivers/i2c/busses/i2c-qcom-geni.c | |
| parent | a7667c82514d19e496bb95bb8f4505472c0430c1 (diff) | |
debug: i2c/gpi prints
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Change-Id: I07416d76b9f7a0f92d3c6983332b77f5c76cef3f
Diffstat (limited to 'drivers/i2c/busses/i2c-qcom-geni.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-qcom-geni.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c index 4d125109cb47..3795c4985dea 100644 --- a/drivers/i2c/busses/i2c-qcom-geni.c +++ b/drivers/i2c/busses/i2c-qcom-geni.c @@ -898,6 +898,7 @@ static int geni_i2c_probe(struct platform_device *pdev) gi2c->se.wrapper = dev_get_drvdata(dev->parent); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); gi2c->se.base = devm_ioremap_resource(dev, res); +printk("SS: %s: se_base: %0x\n", __func__, gi2c->se.base); if (IS_ERR(gi2c->se.base)) return PTR_ERR(gi2c->se.base); @@ -1020,12 +1021,13 @@ static int __maybe_unused geni_i2c_runtime_resume(struct device *dev) struct geni_i2c_dev *gi2c = dev_get_drvdata(dev); ret = geni_se_resources_on(&gi2c->se); +printk("SS: %s: geni_se_resource_on returned: %d\n", __func__, ret); if (ret) return ret; if (gi2c->se_mode == UNINITIALIZED) { int proto = geni_se_read_proto(&gi2c->se); u32 se_mode; - +printk("SS: %s: proto: %d\n", __func__, proto); if (unlikely(proto != GENI_SE_I2C)) { dev_err(gi2c->se.dev, "Invalid proto %d\n", proto); geni_se_resources_off(&gi2c->se); @@ -1034,6 +1036,7 @@ static int __maybe_unused geni_i2c_runtime_resume(struct device *dev) se_mode = readl_relaxed(gi2c->se.base + GENI_IF_DISABLE_RO) & FIFO_IF_DISABLE; +printk("SS: %s: se_mode: %d\n", __func__, se_mode); if (se_mode) { gi2c->se_mode = GSI_ONLY; geni_se_select_mode(&gi2c->se, GENI_GPI_DMA); |