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authorAl Viro <viro@zeniv.linux.org.uk>2008-08-17 21:05:42 -0400
committerH. Peter Anvin <hpa@zytor.com>2008-10-22 22:55:20 -0700
commitbb8985586b7a906e116db835c64773b7a7d51663 (patch)
treede93ae58e88cc563d95cc124a73f3930594c6100 /arch/x86/include/asm/mach-rdc321x
parent8ede0bdb63305d3353efd97e9af6210afb05734e (diff)
downloadop-kernel-dev-bb8985586b7a906e116db835c64773b7a7d51663.zip
op-kernel-dev-bb8985586b7a906e116db835c64773b7a7d51663.tar.gz
x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/mach-rdc321x')
-rw-r--r--arch/x86/include/asm/mach-rdc321x/gpio.h60
-rw-r--r--arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h12
2 files changed, 72 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mach-rdc321x/gpio.h b/arch/x86/include/asm/mach-rdc321x/gpio.h
new file mode 100644
index 0000000..94b6cdf
--- /dev/null
+++ b/arch/x86/include/asm/mach-rdc321x/gpio.h
@@ -0,0 +1,60 @@
+#ifndef ASM_X86__MACH_RDC321X__GPIO_H
+#define ASM_X86__MACH_RDC321X__GPIO_H
+
+#include <linux/kernel.h>
+
+extern int rdc_gpio_get_value(unsigned gpio);
+extern void rdc_gpio_set_value(unsigned gpio, int value);
+extern int rdc_gpio_direction_input(unsigned gpio);
+extern int rdc_gpio_direction_output(unsigned gpio, int value);
+extern int rdc_gpio_request(unsigned gpio, const char *label);
+extern void rdc_gpio_free(unsigned gpio);
+extern void __init rdc321x_gpio_setup(void);
+
+/* Wrappers for the arch-neutral GPIO API */
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+ return rdc_gpio_request(gpio, label);
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+ might_sleep();
+ rdc_gpio_free(gpio);
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+ return rdc_gpio_direction_input(gpio);
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+ return rdc_gpio_direction_output(gpio, value);
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+ return rdc_gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+ rdc_gpio_set_value(gpio, value);
+}
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+ return gpio;
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+ return irq;
+}
+
+/* For cansleep */
+#include <asm-generic/gpio.h>
+
+#endif /* ASM_X86__MACH_RDC321X__GPIO_H */
diff --git a/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h b/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h
new file mode 100644
index 0000000..c8e9c8b
--- /dev/null
+++ b/arch/x86/include/asm/mach-rdc321x/rdc321x_defs.h
@@ -0,0 +1,12 @@
+#define PFX "rdc321x: "
+
+/* General purpose configuration and data registers */
+#define RDC3210_CFGREG_ADDR 0x0CF8
+#define RDC3210_CFGREG_DATA 0x0CFC
+
+#define RDC321X_GPIO_CTRL_REG1 0x48
+#define RDC321X_GPIO_CTRL_REG2 0x84
+#define RDC321X_GPIO_DATA_REG1 0x4c
+#define RDC321X_GPIO_DATA_REG2 0x88
+
+#define RDC321X_MAX_GPIO 58
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