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-rw-r--r--drivers/input/serio/i8042-snirm.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/input/serio/i8042-snirm.h b/drivers/input/serio/i8042-snirm.h
new file mode 100644
index 0000000000..4b71367043
--- /dev/null
+++ b/drivers/input/serio/i8042-snirm.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef _I8042_SNIRM_H
+#define _I8042_SNIRM_H
+
+#include <asm/sni.h>
+
+
+/*
+ * Names.
+ */
+
+#define I8042_KBD_PHYS_DESC "onboard/serio0"
+#define I8042_AUX_PHYS_DESC "onboard/serio1"
+#define I8042_MUX_PHYS_DESC "onboard/serio%d"
+
+/*
+ * IRQs.
+ */
+static int i8042_kbd_irq;
+static int i8042_aux_irq;
+#define I8042_KBD_IRQ i8042_kbd_irq
+#define I8042_AUX_IRQ i8042_aux_irq
+
+static void __iomem *kbd_iobase;
+
+#define I8042_COMMAND_REG (kbd_iobase + 0x64UL)
+#define I8042_DATA_REG (kbd_iobase + 0x60UL)
+
+static inline int i8042_read_data(void)
+{
+ return readb(kbd_iobase + 0x60UL);
+}
+
+static inline int i8042_read_status(void)
+{
+ return readb(kbd_iobase + 0x64UL);
+}
+
+static inline void i8042_write_data(int val)
+{
+ writeb(val, kbd_iobase + 0x60UL);
+}
+
+static inline void i8042_write_command(int val)
+{
+ writeb(val, kbd_iobase + 0x64UL);
+}
+static inline int i8042_platform_init(void)
+{
+ /* RM200 is strange ... */
+ if (sni_brd_type == SNI_BRD_RM200) {
+ kbd_iobase = ioremap(0x16000000, 4);
+ i8042_kbd_irq = 33;
+ i8042_aux_irq = 44;
+ } else {
+ kbd_iobase = ioremap(0x14000000, 4);
+ i8042_kbd_irq = 1;
+ i8042_aux_irq = 12;
+ }
+ if (!kbd_iobase)
+ return -ENOMEM;
+
+ return 0;
+}
+
+static inline void i8042_platform_exit(void)
+{
+
+}
+
+#endif /* _I8042_SNIRM_H */