Module Name: src
Committed By: jmcneill
Date: Sun Dec 29 12:46:43 UTC 2019
Modified Files:
src/sys/dev/acpi: sdhc_acpi.c
Log Message:
Read clock frequency from device properties
To generate a diff of this commit:
cvs rdiff -u -r1.8 -r1.9 src/sys/dev/acpi/sdhc_acpi.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/acpi/sdhc_acpi.c
diff -u src/sys/dev/acpi/sdhc_acpi.c:1.8 src/sys/dev/acpi/sdhc_acpi.c:1.9
--- src/sys/dev/acpi/sdhc_acpi.c:1.8 Tue Oct 15 00:13:52 2019
+++ src/sys/dev/acpi/sdhc_acpi.c Sun Dec 29 12:46:43 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: sdhc_acpi.c,v 1.8 2019/10/15 00:13:52 chs Exp $ */
+/* $NetBSD: sdhc_acpi.c,v 1.9 2019/12/29 12:46:43 jmcneill Exp $ */
/*
* Copyright (c) 2016 Kimihiro Nonaka <[email protected]>
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdhc_acpi.c,v 1.8 2019/10/15 00:13:52 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdhc_acpi.c,v 1.9 2019/12/29 12:46:43 jmcneill Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -135,6 +135,7 @@ sdhc_acpi_attach(device_t parent, device
struct acpi_mem *mem;
struct acpi_irq *irq;
ACPI_STATUS rv;
+ ACPI_INTEGER clock_freq;
sc->sc.sc_dev = self;
sc->sc.sc_dmat = aa->aa_dmat;
@@ -193,6 +194,12 @@ sdhc_acpi_attach(device_t parent, device
/* Enable DMA transfer */
sc->sc.sc_flags |= SDHC_FLAG_USE_DMA;
+ /* Read clock frequency from device properties */
+ rv = acpi_dsd_integer(aa->aa_node->ad_handle, "clock-frequency",
+ &clock_freq);
+ if (ACPI_SUCCESS(rv))
+ sc->sc.sc_clkbase = clock_freq / 1000;
+
if (sdhc_host_found(&sc->sc, sc->sc_memt, sc->sc_memh,
sc->sc_memsize) != 0) {
aprint_error_dev(self, "couldn't initialize host\n");
