Add a note about struct dw_scl_sda_cfg usage to discourage people
of using this structure on new platforms. Instead they should try
hard to put the needed information into firmware descriptions.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-designware-pcidrv.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 87bdf7acb612..c1b57895e8ab 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -39,6 +39,13 @@ enum dw_pci_ctl_id_t {
navi_amd,
};
+/*
+ * This is a legacy structure to describe the hardware counters
+ * to configure signal timings on the bus. For Device Tree platforms
+ * one should use the respective properties and for ACPI there is
+ * a set of ACPI methods that provide these counters. No new
+ * platform should use this structure.
+ */
struct dw_scl_sda_cfg {
u16 ss_hcnt;
u16 fs_hcnt;
--
2.33.0
