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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 11:11:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 11:11:54 -0700
commitfa8f53ace4af9470d8414427cb3dc3c0ffc4f182 (patch)
tree23fadefaa50c5ee1a68730757dab3bbaf994243f /arch/x86/include
parent1d87c28e680ce4ecb8c260d8ce070b8339d52abb (diff)
parent07d5b38e14b7ff98eb52e4a6db4e20abcc608da3 (diff)
Merge branch 'x86-olpc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-olpc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, olpc-xo15-sci: Enable EC wakeup capability x86, olpc: Fix dependency on POWER_SUPPLY x86, olpc: Add XO-1.5 SCI driver x86, olpc: Add XO-1 RTC driver x86, olpc-xo1-sci: Propagate power supply/battery events x86, olpc-xo1-sci: Add lid switch functionality x86, olpc-xo1-sci: Add GPE handler and ebook switch functionality x86, olpc: EC SCI wakeup mask functionality x86, olpc: Add XO-1 SCI driver and power button control x86, olpc: Add XO-1 suspend/resume support x86, olpc: Rename olpc-xo1 to olpc-xo1-pm x86, olpc: Move CS5536-related constants to cs5535.h x86, olpc: Add missing elements to device tree
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/olpc.h51
1 files changed, 40 insertions, 11 deletions
diff --git a/arch/x86/include/asm/olpc.h b/arch/x86/include/asm/olpc.h
index 5ca6801b75f3..87bdbca72f94 100644
--- a/arch/x86/include/asm/olpc.h
+++ b/arch/x86/include/asm/olpc.h
@@ -13,6 +13,7 @@ struct olpc_platform_t {
#define OLPC_F_PRESENT 0x01
#define OLPC_F_DCON 0x02
+#define OLPC_F_EC_WIDE_SCI 0x04
#ifdef CONFIG_OLPC
@@ -62,6 +63,13 @@ static inline int olpc_board_at_least(uint32_t rev)
return olpc_platform_info.boardrev >= rev;
}
+extern void olpc_ec_wakeup_set(u16 value);
+extern void olpc_ec_wakeup_clear(u16 value);
+extern bool olpc_ec_wakeup_available(void);
+
+extern int olpc_ec_mask_write(u16 bits);
+extern int olpc_ec_sci_query(u16 *sci_value);
+
#else
static inline int machine_is_olpc(void)
@@ -74,6 +82,20 @@ static inline int olpc_has_dcon(void)
return 0;
}
+static inline void olpc_ec_wakeup_set(u16 value) { }
+static inline void olpc_ec_wakeup_clear(u16 value) { }
+
+static inline bool olpc_ec_wakeup_available(void)
+{
+ return false;
+}
+
+#endif
+
+#ifdef CONFIG_OLPC_XO1_PM
+extern void do_olpc_suspend_lowlevel(void);
+extern void olpc_xo1_pm_wakeup_set(u16 value);
+extern void olpc_xo1_pm_wakeup_clear(u16 value);
#endif
extern int pci_olpc_init(void);
@@ -83,14 +105,19 @@ extern int pci_olpc_init(void);
extern int olpc_ec_cmd(unsigned char cmd, unsigned char *inbuf, size_t inlen,
unsigned char *outbuf, size_t outlen);
-extern int olpc_ec_mask_set(uint8_t bits);
-extern int olpc_ec_mask_unset(uint8_t bits);
-
/* EC commands */
-#define EC_FIRMWARE_REV 0x08
-#define EC_WLAN_ENTER_RESET 0x35
-#define EC_WLAN_LEAVE_RESET 0x25
+#define EC_FIRMWARE_REV 0x08
+#define EC_WRITE_SCI_MASK 0x1b
+#define EC_WAKE_UP_WLAN 0x24
+#define EC_WLAN_LEAVE_RESET 0x25
+#define EC_READ_EB_MODE 0x2a
+#define EC_SET_SCI_INHIBIT 0x32
+#define EC_SET_SCI_INHIBIT_RELEASE 0x34
+#define EC_WLAN_ENTER_RESET 0x35
+#define EC_WRITE_EXT_SCI_MASK 0x38
+#define EC_SCI_QUERY 0x84
+#define EC_EXT_SCI_QUERY 0x85
/* SCI source values */
@@ -99,10 +126,12 @@ extern int olpc_ec_mask_unset(uint8_t bits);
#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_EBOOK 0x10 /* XO-1 only */
+#define EC_SCI_SRC_WLAN 0x20 /* XO-1 only */
#define EC_SCI_SRC_ACPWR 0x40
-#define EC_SCI_SRC_ALL 0x7F
+#define EC_SCI_SRC_BATCRIT 0x80
+#define EC_SCI_SRC_GPWAKE 0x100 /* XO-1.5 only */
+#define EC_SCI_SRC_ALL 0x1FF
/* GPIO assignments */
@@ -116,7 +145,7 @@ extern int olpc_ec_mask_unset(uint8_t bits);
#define OLPC_GPIO_SMB_CLK 14
#define OLPC_GPIO_SMB_DATA 15
#define OLPC_GPIO_WORKAUX geode_gpio(24)
-#define OLPC_GPIO_LID geode_gpio(26)
-#define OLPC_GPIO_ECSCI geode_gpio(27)
+#define OLPC_GPIO_LID 26
+#define OLPC_GPIO_ECSCI 27
#endif /* _ASM_X86_OLPC_H */