cleaning up olpc patch 1

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10060 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 116 insertions, 0 deletions

diff --git a/target/linux/olpc/files/include/asm-i386/olpc.h b/target/linux/olpc/files/include/asm-i386/olpc.h
new file mode 100644
index 0000000000..26bc1a8d3f
--- /dev/null
+++ b/target/linux/olpc/files/include/asm-i386/olpc.h
@@ -0,0 +1,116 @@
+/* OLPC machine specific definitions */
+
+#ifndef ASM_OLPC_H_
+#define ASM_OLPC_H_
+
+#include <asm/geode.h>
+
+struct olpc_platform_t {
+	int flags;
+	int boardrev;
+	int ecver;
+};
+
+#define OLPC_F_PRESENT 0x01
+#define OLPC_F_DCON    0x02
+#define OLPC_F_VSA     0x04
+
+enum
+{
+	OLPC_REV_A = 0,
+
+	OLPC_REV_PRE_B1,
+	OLPC_REV_B1,
+	OLPC_REV_PRE_B2,
+	OLPC_REV_B2,
+	OLPC_REV_PRE_B3,
+	OLPC_REV_B3,
+	OLPC_REV_B4,
+	OLPC_REV_C1,
+	OLPC_REV_R1,
+	OLPC_REV_UNKNOWN	/* this should always come last */
+};
+
+#ifndef CONFIG_OLPC
+
+static inline int machine_is_olpc(void) { return 0; }
+static inline int olpc_has_dcon(void) { return 0; }
+static inline int olpc_has_vsa(void) { return 0; }
+static inline int olpc_get_rev(void) { return OLPC_REV_UNKNOWN; }
+
+#else
+
+extern struct olpc_platform_t olpc_platform_info;
+
+static inline int
+machine_is_olpc(void)
+{
+	return (olpc_platform_info.flags & OLPC_F_PRESENT) ? 1 : 0;
+}
+
+static inline int
+olpc_has_dcon(void)
+{
+	return (olpc_platform_info.flags & OLPC_F_DCON) ? 1 : 0;
+}
+
+static inline int
+olpc_has_vsa(void)
+{
+	return (olpc_platform_info.flags & OLPC_F_VSA) ? 1 : 0;
+}
+
+static inline int
+olpc_get_rev(void)
+{
+	return olpc_platform_info.boardrev;
+}
+
+static inline int
+olpc_rev_after(int rev)
+{
+	return olpc_platform_info.boardrev > rev &&
+			olpc_platform_info.boardrev != OLPC_REV_UNKNOWN;
+}
+
+static inline int
+olpc_rev_before(int rev)
+{
+	return olpc_platform_info.boardrev < rev ||
+			olpc_platform_info.boardrev == OLPC_REV_UNKNOWN;
+}
+
+#endif
+
+/* EC functions */
+
+int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen,
+		unsigned char *outbuf, size_t outlen);
+
+void olpc_register_battery_callback(void (*f)(unsigned long));
+void olpc_deregister_battery_callback(void);
+
+/* EC commands and responses */
+
+/* SCI source values */
+
+#define EC_SCI_SRC_EMPTY   0x00
+#define EC_SCI_SRC_GAME    0x01
+#define EC_SCI_SRC_BATTERY 0x02
+#define EC_SCI_SRC_BATSOC  0x04
+#define EC_SCI_SRC_BATERR  0x08
+#define EC_SCI_SRC_EBOOK   0x10
+#define EC_SCI_SRC_WLAN    0x20
+#define EC_SCI_SRC_ACPWR   0x40
+
+/* GPIO assignments */
+
+#define OLPC_GPIO_MIC_AC      1
+#define OLPC_GPIO_DCON_IRQ    7
+#define OLPC_GPIO_THRM_ALRM  10
+#define OLPC_GPIO_WORKAUX    24
+#define OLPC_GPIO_LID        26
+#define OLPC_GPIO_ECSCI      27
+
+#endif
+