Merge tag 'bcm-for-3.14-dt' of git://github.com/broadcom/bcm11351 int…

…o next/dt

From Christian Daudt:
Add i2c, usb and clock DT configuration to bcm mobile.

* tag 'bcm-for-3.14-dt' of git://github.com/broadcom/bcm11351: (697 commits)
  clk: bcm281xx: define kona clock binding
  ARM: dts: add usb udc support to bcm281xx
  ARM: dts: Specify clocks for timer on bcm11351
  Documentation: dt: kona-timer: Add clocks property
  ARM: dts: Specify clocks for SDHCIs on bcm11351
  Documentation: dt: kona-sdhci: Add clocks property
  ARM: dts: Specify clocks for UARTs on bcm11351
  ARM: dts: bcm281xx: Add i2c busses
  ARM: dts: Declare clocks as fixed on bcm11351
  ARM: dts: bcm28155-ap: Enable all the i2c busses
  +Linux 3.13-rc5
  ...

Signed-off-by: Kevin Hilman <khilman@linaro.org>

CREDITS

@@ -655,6 +655,11 @@ S: Stanford University
 S: Stanford, California 94305
 S: USA
 
+N: Carlos Chinea
+E: carlos.chinea@nokia.com
+E: cch.devel@gmail.com
+D: Author of HSI Subsystem
+
 N: Randolph Chung
 E: tausq@debian.org
 D: Linux/PA-RISC hacker

Documentation/DocBook/media/v4l/vidioc-expbuf.xml

@@ -73,7 +73,8 @@ range from zero to the maximal number of valid planes for the currently active
 format. For the single-planar API, applications must set <structfield> plane
 </structfield> to zero.  Additional flags may be posted in the <structfield>
 flags </structfield> field.  Refer to a manual for open() for details.
-Currently only O_CLOEXEC is supported.  All other fields must be set to zero.
+Currently only O_CLOEXEC, O_RDONLY, O_WRONLY, and O_RDWR are supported.  All
+other fields must be set to zero.
 In the case of multi-planar API, every plane is exported separately using
 multiple <constant> VIDIOC_EXPBUF </constant> calls. </para>
 
@@ -170,8 +171,9 @@ multi-planar API. Otherwise this value must be set to zero. </entry>
 	    <entry>__u32</entry>
 	    <entry><structfield>flags</structfield></entry>
 	    <entry>Flags for the newly created file, currently only <constant>
-O_CLOEXEC </constant> is supported, refer to the manual of open() for more
-details.</entry>
+O_CLOEXEC </constant>, <constant>O_RDONLY</constant>, <constant>O_WRONLY
+</constant>, and <constant>O_RDWR</constant> are supported, refer to the manual
+of open() for more details.</entry>
 	  </row>
 	  <row>
 	    <entry>__s32</entry>

Documentation/assoc_array.txt

@@ -164,10 +164,10 @@ This points to a number of methods, all of which need to be provided:
 
  (4) Diff the index keys of two objects.
 
-	int (*diff_objects)(const void *a, const void *b);
+	int (*diff_objects)(const void *object, const void *index_key);
 
-     Return the bit position at which the index keys of two objects differ or
-     -1 if they are the same.
+     Return the bit position at which the index key of the specified object
+     differs from the given index key or -1 if they are the same.
 
 
  (5) Free an object.

Documentation/device-mapper/cache.txt

@@ -266,10 +266,12 @@ E.g.
 Invalidation is removing an entry from the cache without writing it
 back.  Cache blocks can be invalidated via the invalidate_cblocks
 message, which takes an arbitrary number of cblock ranges.  Each cblock
-must be expressed as a decimal value, in the future a variant message
-that takes cblock ranges expressed in hexidecimal may be needed to
-better support efficient invalidation of larger caches.  The cache must
-be in passthrough mode when invalidate_cblocks is used.
+range's end value is "one past the end", meaning 5-10 expresses a range
+of values from 5 to 9.  Each cblock must be expressed as a decimal
+value, in the future a variant message that takes cblock ranges
+expressed in hexidecimal may be needed to better support efficient
+invalidation of larger caches.  The cache must be in passthrough mode
+when invalidate_cblocks is used.
 
    invalidate_cblocks [<cblock>|<cblock begin>-<cblock end>]*
 

Documentation/devicetree/bindings/arm/bcm/kona-timer.txt

@@ -8,13 +8,18 @@ Required properties:
 - DEPRECATED: compatible : "bcm,kona-timer"
 - reg : Register range for the timer
 - interrupts : interrupt for the timer
+- clocks: phandle + clock specifier pair of the external clock
 - clock-frequency: frequency that the clock operates
 
+Only one of clocks or clock-frequency should be specified.
+
+Refer to clocks/clock-bindings.txt for generic clock consumer properties.
+
 Example:
 	timer@35006000 {
 		compatible = "brcm,kona-timer";
 		reg = <0x35006000 0x1000>;
 		interrupts = <0x0 7 0x4>;
-		clock-frequency = <32768>;
+		clocks = <&hub_timer_clk>;
 	};
 

Documentation/devicetree/bindings/clock/bcm-kona-clock.txt

@@ -0,0 +1,93 @@
+Broadcom Kona Family Clocks
+
+This binding is associated with Broadcom SoCs having "Kona" style
+clock control units (CCUs).  A CCU is a clock provider that manages
+a set of clock signals.  Each CCU is represented by a node in the
+device tree.
+
+This binding uses the common clock binding:
+    Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible
+	Shall have one of the following values:
+	- "brcm,bcm11351-root-ccu"
+	- "brcm,bcm11351-aon-ccu"
+	- "brcm,bcm11351-hub-ccu"
+	- "brcm,bcm11351-master-ccu"
+	- "brcm,bcm11351-slave-ccu"
+- reg
+	Shall define the base and range of the address space
+	containing clock control registers
+- #clock-cells
+	Shall have value <1>.  The permitted clock-specifier values
+	are defined below.
+- clock-output-names
+	Shall be an ordered list of strings defining the names of
+	the clocks provided by the CCU.
+
+
+BCM281XX family SoCs use Kona CCUs.  The following table defines
+the set of CCUs and clock specifiers for BCM281XX clocks.  When
+a clock consumer references a clocks, its symbolic specifier
+(rather than its numeric index value) should be used.  These
+specifiers are defined in "include/dt-bindings/clock/bcm281xx.h".
+
+    CCU     Clock           Type    Index   Specifier
+    ---     -----           ----    -----   ---------
+    root    frac_1m         peri      0     BCM281XX_ROOT_CCU_FRAC_1M
+
+    aon     hub_timer       peri      0     BCM281XX_AON_CCU_HUB_TIMER
+    aon     pmu_bsc         peri      1     BCM281XX_AON_CCU_PMU_BSC
+    aon     pmu_bsc_var     peri      2     BCM281XX_AON_CCU_PMU_BSC_VAR
+
+    hub     tmon_1m         peri      0     BCM281XX_HUB_CCU_TMON_1M
+
+    master  sdio1           peri      0     BCM281XX_MASTER_CCU_SDIO1
+    master  sdio2           peri      1     BCM281XX_MASTER_CCU_SDIO2
+    master  sdio3           peri      2     BCM281XX_MASTER_CCU_SDIO3
+    master  sdio4           peri      3     BCM281XX_MASTER_CCU_SDIO4
+    master  dmac            peri      4     BCM281XX_MASTER_CCU_DMAC
+    master  usb_ic          peri      5     BCM281XX_MASTER_CCU_USB_IC
+    master  hsic2_48m       peri      6     BCM281XX_MASTER_CCU_HSIC_48M
+    master  hsic2_12m       peri      7     BCM281XX_MASTER_CCU_HSIC_12M
+
+    slave   uartb           peri      0     BCM281XX_SLAVE_CCU_UARTB
+    slave   uartb2          peri      1     BCM281XX_SLAVE_CCU_UARTB2
+    slave   uartb3          peri      2     BCM281XX_SLAVE_CCU_UARTB3
+    slave   uartb4          peri      3     BCM281XX_SLAVE_CCU_UARTB4
+    slave   ssp0            peri      4     BCM281XX_SLAVE_CCU_SSP0
+    slave   ssp2            peri      5     BCM281XX_SLAVE_CCU_SSP2
+    slave   bsc1            peri      6     BCM281XX_SLAVE_CCU_BSC1
+    slave   bsc2            peri      7     BCM281XX_SLAVE_CCU_BSC2
+    slave   bsc3            peri      8     BCM281XX_SLAVE_CCU_BSC3
+    slave   pwm             peri      9     BCM281XX_SLAVE_CCU_PWM
+
+
+Device tree example:
+
+	slave_ccu: slave_ccu {
+		compatible = "brcm,bcm11351-slave-ccu";
+		reg = <0x3e011000 0x0f00>;
+		#clock-cells = <1>;
+		clock-output-names = "uartb",
+				     "uartb2",
+				     "uartb3",
+				     "uartb4";
+	};
+
+	ref_crystal_clk: ref_crystal {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+		clock-frequency = <26000000>;
+	};
+
+	uart@3e002000 {
+		compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
+		status = "disabled";
+		reg = <0x3e002000 0x1000>;
+		clocks = <&slave_ccu BCM281XX_SLAVE_CCU_UARTB3>;
+		interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+	};

Documentation/devicetree/bindings/mmc/kona-sdhci.txt

@@ -6,12 +6,16 @@ and the properties present in the bcm281xx SDHCI
 Required properties:
 - compatible : Should be "brcm,kona-sdhci"
 - DEPRECATED: compatible : Should be "bcm,kona-sdhci"
+- clocks: phandle + clock specifier pair of the external clock
+
+Refer to clocks/clock-bindings.txt for generic clock consumer properties.
 
 Example:
 
 sdio2: sdio@0x3f1a0000 {
 	compatible = "brcm,kona-sdhci";
 	reg = <0x3f1a0000 0x10000>;
+	clocks = <&sdio3_clk>;
 	interrupts = <0x0 74 0x4>;
 };
 

Documentation/devicetree/bindings/net/davinci_emac.txt

@@ -4,7 +4,7 @@ This file provides information, what the device node
 for the davinci_emac interface contains.
 
 Required properties:
-- compatible: "ti,davinci-dm6467-emac";
+- compatible: "ti,davinci-dm6467-emac" or "ti,am3517-emac"
 - reg: Offset and length of the register set for the device
 - ti,davinci-ctrl-reg-offset: offset to control register
 - ti,davinci-ctrl-mod-reg-offset: offset to control module register

Documentation/devicetree/bindings/net/smsc-lan91c111.txt

@@ -8,3 +8,7 @@ Required properties:
 Optional properties:
 - phy-device : phandle to Ethernet phy
 - local-mac-address : Ethernet mac address to use
+- reg-io-width : Mask of sizes (in bytes) of the IO accesses that
+  are supported on the device.  Valid value for SMSC LAN91c111 are
+  1, 2 or 4.  If it's omitted or invalid, the size would be 2 meaning
+  16-bit access only.

Documentation/mic/mpssd/mpssd.c

@@ -313,7 +313,7 @@ static struct mic_device_desc *get_device_desc(struct mic_info *mic, int type)
 	int i;
 	void *dp = get_dp(mic, type);
 
-	for (i = mic_aligned_size(struct mic_bootparam); i < PAGE_SIZE;
+	for (i = sizeof(struct mic_bootparam); i < PAGE_SIZE;
 		i += mic_total_desc_size(d)) {
 		d = dp + i;
 
@@ -445,8 +445,8 @@ init_vr(struct mic_info *mic, int fd, int type,
 		__func__, mic->name, vr0->va, vr0->info, vr_size,
 		vring_size(MIC_VRING_ENTRIES, MIC_VIRTIO_RING_ALIGN));
 	mpsslog("magic 0x%x expected 0x%x\n",
-		vr0->info->magic, MIC_MAGIC + type);
-	assert(vr0->info->magic == MIC_MAGIC + type);
+		le32toh(vr0->info->magic), MIC_MAGIC + type);
+	assert(le32toh(vr0->info->magic) == MIC_MAGIC + type);
 	if (vr1) {
 		vr1->va = (struct mic_vring *)
 			&va[MIC_DEVICE_PAGE_END + vr_size];
@@ -458,8 +458,8 @@ init_vr(struct mic_info *mic, int fd, int type,
 			__func__, mic->name, vr1->va, vr1->info, vr_size,
 			vring_size(MIC_VRING_ENTRIES, MIC_VIRTIO_RING_ALIGN));
 		mpsslog("magic 0x%x expected 0x%x\n",
-			vr1->info->magic, MIC_MAGIC + type + 1);
-		assert(vr1->info->magic == MIC_MAGIC + type + 1);
+			le32toh(vr1->info->magic), MIC_MAGIC + type + 1);
+		assert(le32toh(vr1->info->magic) == MIC_MAGIC + type + 1);
 	}
 done:
 	return va;
@@ -520,7 +520,7 @@ static void *
 virtio_net(void *arg)
 {
 	static __u8 vnet_hdr[2][sizeof(struct virtio_net_hdr)];
-	static __u8 vnet_buf[2][MAX_NET_PKT_SIZE] __aligned(64);
+	static __u8 vnet_buf[2][MAX_NET_PKT_SIZE] __attribute__ ((aligned(64)));
 	struct iovec vnet_iov[2][2] = {
 		{ { .iov_base = vnet_hdr[0], .iov_len = sizeof(vnet_hdr[0]) },
 		  { .iov_base = vnet_buf[0], .iov_len = sizeof(vnet_buf[0]) } },
@@ -1412,6 +1412,12 @@ mic_config(void *arg)
 	}
 
 	do {
+		ret = lseek(fd, 0, SEEK_SET);
+		if (ret < 0) {
+			mpsslog("%s: Failed to seek to file start '%s': %s\n",
+				mic->name, pathname, strerror(errno));
+			goto close_error1;
+		}
 		ret = read(fd, value, sizeof(value));
 		if (ret < 0) {
 			mpsslog("%s: Failed to read sysfs entry '%s': %s\n",