linux-kernel - [PATCH v2 4/4] mmc: sdhci-xenon: introduce ACPI support

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Date:   Fri, 20 Nov 2020 04:26:39 +0100
From:   Marcin Wojtas <mw@...ihalf.com>
To:     linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org
Cc:     ulf.hansson@...aro.org, huziji@...vell.com,
        adrian.hunter@...el.com, jaz@...ihalf.com, tn@...ihalf.com,
        ard.biesheuvel@....com, kostap@...vell.com,
        Marcin Wojtas <mw@...ihalf.com>
Subject: [PATCH v2 4/4] mmc: sdhci-xenon: introduce ACPI support

Previous patches dropped the strict dependency on the OF_*
in the sdhci-xenon driver. As a result the ACPI support
can be introduced (except for the XENON_A3700 variant)
by adding the necessary ID's in the acpi_match_table.

Signed-off-by: Marcin Wojtas <mw@...ihalf.com>
---
 drivers/mmc/host/sdhci-xenon.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index dfc3b5f62a6d..6d4f588d4c11 100644
--- a/drivers/mmc/host/sdhci-xenon.c
+++ b/drivers/mmc/host/sdhci-xenon.c
@@ -11,6 +11,7 @@
  * Special thanks to Video BG4 project team.
  */
 
+#include <linux/acpi.h>
 #include <linux/delay.h>
 #include <linux/ktime.h>
 #include <linux/module.h>
@@ -698,11 +699,22 @@ static const struct of_device_id sdhci_xenon_dt_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, sdhci_xenon_dt_ids);
 
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id sdhci_xenon_acpi_ids[] = {
+	{ .id = "MRVL0002", XENON_AP806},
+	{ .id = "MRVL0003", XENON_AP807},
+	{ .id = "MRVL0004", XENON_CP110},
+	{}
+};
+MODULE_DEVICE_TABLE(acpi, sdhci_xenon_acpi_ids);
+#endif
+
 static struct platform_driver sdhci_xenon_driver = {
 	.driver	= {
 		.name	= "xenon-sdhci",
 		.probe_type = PROBE_PREFER_ASYNCHRONOUS,
 		.of_match_table = sdhci_xenon_dt_ids,
+		.acpi_match_table = ACPI_PTR(sdhci_xenon_acpi_ids),
 		.pm = &sdhci_xenon_dev_pm_ops,
 	},
 	.probe	= xenon_probe,
-- 
2.29.0