Commit 097d0619 authored by Kamlakant Patel's avatar Kamlakant Patel Committed by Mark Brown

spi: xlp: Add ACPI support for Vulcan SPI controller

Add ACPI support for SPI controller on Broadcom Vulcan ARM64.
Signed-off-by: default avatarKamlakant Patel <kamlakant.patel@broadcom.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 29b4817d
......@@ -11,6 +11,7 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/acpi.h>
#include <linux/clk.h>
#include <linux/kernel.h>
#include <linux/module.h>
......@@ -405,8 +406,9 @@ static int xlp_spi_probe(struct platform_device *pdev)
clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "could not get spi clock\n");
return -ENODEV;
return PTR_ERR(clk);
}
xspi->spi_clk = clk_get_rate(clk);
master = spi_alloc_master(&pdev->dev, 0);
......@@ -437,6 +439,14 @@ static int xlp_spi_probe(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_ACPI
static const struct acpi_device_id xlp_spi_acpi_match[] = {
{ "BRCM900D", 0 },
{ },
};
MODULE_DEVICE_TABLE(acpi, xlp_spi_acpi_match);
#endif
static const struct of_device_id xlp_spi_dt_id[] = {
{ .compatible = "netlogic,xlp832-spi" },
{ },
......@@ -447,6 +457,7 @@ static struct platform_driver xlp_spi_driver = {
.driver = {
.name = "xlp-spi",
.of_match_table = xlp_spi_dt_id,
.acpi_match_table = ACPI_PTR(xlp_spi_acpi_match),
},
};
module_platform_driver(xlp_spi_driver);
......
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