Merge branch 'master' into for-next

Fast-forwarded to current state of Linus' tree as there are patches to be
applied for files that didn't exist on the old branch.

9 files changed, 62 insertions, 12 deletions

diff --git a/arch/arm/plat-mxc/include/mach/audmux.h b/arch/arm/plat-mxc/include/mach/audmux.h
index 5cd6466964a..6fda788ed0e 100644
--- a/arch/arm/plat-mxc/include/mach/audmux.h
+++ b/arch/arm/plat-mxc/include/mach/audmux.h
@@ -15,6 +15,14 @@
 #define MX31_AUDMUX_PORT5_SSI_PINS_5	4
 #define MX31_AUDMUX_PORT6_SSI_PINS_6	5
 
+#define MX51_AUDMUX_PORT1_SSI0		0
+#define MX51_AUDMUX_PORT2_SSI1		1
+#define MX51_AUDMUX_PORT3		2
+#define MX51_AUDMUX_PORT4		3
+#define MX51_AUDMUX_PORT5		4
+#define MX51_AUDMUX_PORT6		5
+#define MX51_AUDMUX_PORT7		6
+
 /* Register definitions for the i.MX21/27 Digital Audio Multiplexer */
 #define MXC_AUDMUX_V1_PCR_INMMASK(x)	((x) & 0xff)
 #define MXC_AUDMUX_V1_PCR_INMEN		(1 << 8)
@@ -28,7 +36,7 @@
 #define MXC_AUDMUX_V1_PCR_TCLKDIR	(1 << 30)
 #define MXC_AUDMUX_V1_PCR_TFSDIR	(1 << 31)
 
-/* Register definitions for the i.MX25/31/35 Digital Audio Multiplexer */
+/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */
 #define MXC_AUDMUX_V2_PTCR_TFSDIR	(1 << 31)
 #define MXC_AUDMUX_V2_PTCR_TFSEL(x)	(((x) & 0xf) << 27)
 #define MXC_AUDMUX_V2_PTCR_TCLKDIR	(1 << 26)
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index bd9bb979914..2e49e71b1b9 100644
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -33,9 +33,9 @@
 	.macro  arch_ret_to_user, tmp1, tmp2
 	.endm
 
-	@ this macro checks which interrupt occured
+	@ this macro checks which interrupt occurred
 	@ and returns its number in irqnr
-	@ and returns if an interrupt occured in irqstat
+	@ and returns if an interrupt occurred in irqstat
 	.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
 #ifndef CONFIG_MXC_TZIC
 	@ Load offset & priority of the highest priority
diff --git a/arch/arm/plat-mxc/include/mach/esdhc.h b/arch/arm/plat-mxc/include/mach/esdhc.h
index a48a9aaa56b..86003f41175 100644
--- a/arch/arm/plat-mxc/include/mach/esdhc.h
+++ b/arch/arm/plat-mxc/include/mach/esdhc.h
@@ -10,7 +10,17 @@
 #ifndef __ASM_ARCH_IMX_ESDHC_H
 #define __ASM_ARCH_IMX_ESDHC_H
 
+/**
+ * struct esdhc_platform_data - optional platform data for esdhc on i.MX
+ *
+ * strongly recommended for i.MX25/35, not needed for other variants
+ *
+ * @wp_gpio:	gpio for write_protect (-EINVAL if unused)
+ * @cd_gpio:	gpio for card_detect interrupt (-EINVAL if unused)
+ */
+
 struct esdhc_platform_data {
-	unsigned int wp_gpio;	/* write protect pin */
+	unsigned int wp_gpio;
+	unsigned int cd_gpio;
 };
 #endif /* __ASM_ARCH_IMX_ESDHC_H */
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
index c4f116d214f..7a9b20abda0 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
@@ -90,12 +90,12 @@
 #define PC31_PF_SSI3_CLK	(GPIO_PORTC | GPIO_PF | GPIO_IN | 31)
 #define PD17_PF_I2C_DATA	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 17)
 #define PD18_PF_I2C_CLK		(GPIO_PORTD | GPIO_PF | GPIO_OUT | 18)
-#define PD19_PF_CSPI2_SS2	(GPIO_PORTD | GPIO_PF | 19)
-#define PD20_PF_CSPI2_SS1	(GPIO_PORTD | GPIO_PF | 20)
-#define PD21_PF_CSPI2_SS0	(GPIO_PORTD | GPIO_PF | 21)
-#define PD22_PF_CSPI2_SCLK	(GPIO_PORTD | GPIO_PF | 22)
-#define PD23_PF_CSPI2_MISO	(GPIO_PORTD | GPIO_PF | 23)
-#define PD24_PF_CSPI2_MOSI	(GPIO_PORTD | GPIO_PF | 24)
+#define PD19_PF_CSPI2_SS2	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 19)
+#define PD20_PF_CSPI2_SS1	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 20)
+#define PD21_PF_CSPI2_SS0	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 21)
+#define PD22_PF_CSPI2_SCLK	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 22)
+#define PD23_PF_CSPI2_MISO	(GPIO_PORTD | GPIO_PF | GPIO_IN | 23)
+#define PD24_PF_CSPI2_MOSI	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 24)
 #define PD25_PF_CSPI1_RDY	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 25)
 #define PD26_PF_CSPI1_SS2	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 26)
 #define PD27_PF_CSPI1_SS1	(GPIO_PORTD | GPIO_PF | GPIO_OUT | 27)
diff --git a/arch/arm/plat-mxc/include/mach/mx50.h b/arch/arm/plat-mxc/include/mach/mx50.h
index aaec2a6e7b3..5f2da75a47f 100644
--- a/arch/arm/plat-mxc/include/mach/mx50.h
+++ b/arch/arm/plat-mxc/include/mach/mx50.h
@@ -282,4 +282,8 @@
 #define MX50_INT_APBHDMA_CHAN6	116
 #define MX50_INT_APBHDMA_CHAN7	117
 
+#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
+extern int mx50_revision(void);
+#endif
+
 #endif /* ifndef __MACH_MX50_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/mx51.h b/arch/arm/plat-mxc/include/mach/mx51.h
index 1eb339e6c85..dede19a766f 100644
--- a/arch/arm/plat-mxc/include/mach/mx51.h
+++ b/arch/arm/plat-mxc/include/mach/mx51.h
@@ -347,6 +347,7 @@
 
 #if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
 extern int mx51_revision(void);
+extern void mx51_display_revision(void);
 #endif
 
 /* tape-out 1 defines */
diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h
index 7e072637eef..1aea818d9d3 100644
--- a/arch/arm/plat-mxc/include/mach/mxc.h
+++ b/arch/arm/plat-mxc/include/mach/mxc.h
@@ -51,6 +51,20 @@
 #define IMX_CHIP_REVISION_3_3		0x33
 #define IMX_CHIP_REVISION_UNKNOWN	0xff
 
+#define IMX_CHIP_REVISION_1_0_STRING		"1.0"
+#define IMX_CHIP_REVISION_1_1_STRING		"1.1"
+#define IMX_CHIP_REVISION_1_2_STRING		"1.2"
+#define IMX_CHIP_REVISION_1_3_STRING		"1.3"
+#define IMX_CHIP_REVISION_2_0_STRING		"2.0"
+#define IMX_CHIP_REVISION_2_1_STRING		"2.1"
+#define IMX_CHIP_REVISION_2_2_STRING		"2.2"
+#define IMX_CHIP_REVISION_2_3_STRING		"2.3"
+#define IMX_CHIP_REVISION_3_0_STRING		"3.0"
+#define IMX_CHIP_REVISION_3_1_STRING		"3.1"
+#define IMX_CHIP_REVISION_3_2_STRING		"3.2"
+#define IMX_CHIP_REVISION_3_3_STRING		"3.3"
+#define IMX_CHIP_REVISION_UNKNOWN_STRING	"unknown"
+
 #ifndef __ASSEMBLY__
 extern unsigned int __mxc_cpu_type;
 #endif
@@ -181,6 +195,15 @@ struct cpu_op {
 	u32 cpu_rate;
 };
 
+int tzic_enable_wake(int is_idle);
+enum mxc_cpu_pwr_mode {
+	WAIT_CLOCKED,		/* wfi only */
+	WAIT_UNCLOCKED,		/* WAIT */
+	WAIT_UNCLOCKED_POWER_OFF,	/* WAIT + SRPG */
+	STOP_POWER_ON,		/* just STOP */
+	STOP_POWER_OFF,		/* STOP + SRPG */
+};
+
 extern struct cpu_op *(*get_cpu_op)(int *op);
 #endif
 
diff --git a/arch/arm/plat-mxc/include/mach/mxc_nand.h b/arch/arm/plat-mxc/include/mach/mxc_nand.h
index 04c0d060d81..6bb96ef1600 100644
--- a/arch/arm/plat-mxc/include/mach/mxc_nand.h
+++ b/arch/arm/plat-mxc/include/mach/mxc_nand.h
@@ -24,7 +24,7 @@
 
 struct mxc_nand_platform_data {
 	unsigned int width;	/* data bus width in bytes */
-	unsigned int hw_ecc:1;	/* 0 if supress hardware ECC */
+	unsigned int hw_ecc:1;	/* 0 if suppress hardware ECC */
 	unsigned int flash_bbt:1; /* set to 1 to use a flash based bbt */
 	struct mtd_partition *parts;	/* partition table */
 	int nr_parts;			/* size of parts */
diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h
index 95be51bfe9a..0417da9f710 100644
--- a/arch/arm/plat-mxc/include/mach/system.h
+++ b/arch/arm/plat-mxc/include/mach/system.h
@@ -20,6 +20,8 @@
 #include <mach/hardware.h>
 #include <mach/common.h>
 
+extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
+
 static inline void arch_idle(void)
 {
 #ifdef CONFIG_ARCH_MXC91231
@@ -54,7 +56,9 @@ static inline void arch_idle(void)
 			"orr %0, %0, #0x00000004\n"
 			"mcr p15, 0, %0, c1, c0, 0\n"
 			: "=r" (reg));
-	} else
+	} else if (cpu_is_mx51())
+		mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+	else
 		cpu_do_idle();
 }