summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mv78xx0/mpp.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-mv78xx0/mpp.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-mv78xx0/mpp.c')
-rw-r--r--arch/arm/mach-mv78xx0/mpp.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-mv78xx0/mpp.c b/arch/arm/mach-mv78xx0/mpp.c
new file mode 100644
index 000000000..72843c02e
--- /dev/null
+++ b/arch/arm/mach-mv78xx0/mpp.c
@@ -0,0 +1,37 @@
+/*
+ * arch/arm/mach-mv78x00/mpp.c
+ *
+ * MPP functions for Marvell MV78x00 SoCs
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <plat/mpp.h>
+#include "mv78xx0.h"
+#include "common.h"
+#include "mpp.h"
+
+static unsigned int __init mv78xx0_variant(void)
+{
+ u32 dev, rev;
+
+ mv78xx0_pcie_id(&dev, &rev);
+
+ if (dev == MV78100_DEV_ID && rev >= MV78100_REV_A0)
+ return MPP_78100_A0_MASK;
+
+ printk(KERN_ERR "MPP setup: unknown mv78x00 variant "
+ "(dev %#x rev %#x)\n", dev, rev);
+ return 0;
+}
+
+void __init mv78xx0_mpp_conf(unsigned int *mpp_list)
+{
+ orion_mpp_conf(mpp_list, mv78xx0_variant(),
+ MPP_MAX, DEV_BUS_VIRT_BASE);
+}