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i3c: mipi-i3c-hci: add microchip sama7d65 SoC compatible with the required quirk

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Add support for microchip sama7d65 SoC I3C HCI master only IP
with additional clock support to enable bulk clock acquisition
and apply the required quirks.

Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260525092405.1514213-4-manikandan.m@microchip.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Manikandan Muralidharan 2026-05-25 14:54:03 +05:30 committed by Alexandre Belloni
parent 9092105b87
commit efaa912ab0
1 changed files with 10 additions and 0 deletions
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10
drivers/i3c/master/mipi-i3c-hci/core.c
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@ -8,6 +8,7 @@
*/
#include <linux/bitfield.h>
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/i3c/master.h>
@ -1105,6 +1106,7 @@ static int i3c_hci_init(struct i3c_hci *hci)
static int i3c_hci_probe(struct platform_device *pdev)
{
const struct mipi_i3c_hci_platform_data *pdata = pdev->dev.platform_data;
struct clk_bulk_data *clks;
struct i3c_hci *hci;
int irq, ret;
@ -1138,6 +1140,11 @@ static int i3c_hci_probe(struct platform_device *pdev)
if (!hci->quirks && platform_get_device_id(pdev))
hci->quirks = platform_get_device_id(pdev)->driver_data;
ret = devm_clk_bulk_get_all_enabled(&pdev->dev, &clks);
if (ret < 0)
return dev_err_probe(&pdev->dev, ret,
"Failed to get clocks\n");
ret = i3c_hci_init(hci);
if (ret)
return ret;
@ -1168,6 +1175,9 @@ static void i3c_hci_remove(struct platform_device *pdev)
static const __maybe_unused struct of_device_id i3c_hci_of_match[] = {
{ .compatible = "mipi-i3c-hci", },
{ .compatible = "microchip,sama7d65-i3c-hci",
.data = (void *)(ulong)(HCI_QUIRK_PIO_MODE | HCI_QUIRK_OD_PP_TIMING |
HCI_QUIRK_RESP_BUF_THLD) },
{},
};
MODULE_DEVICE_TABLE(of, i3c_hci_of_match);