Merge branch 'imx/dt-for-3.6' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/dt

From Shawn Guo <shawn.guo@linaro.org>:

Here is the second (last) batch of imx device tree changes for 3.6.

* 'imx/dt-for-3.6' of git://git.linaro.org/people/shawnguo/linux-2.6:
  ARM: imx6q: ensure ANATOP controller is available
  ARM: dts: imx6q-sabrelite: add ecspi1 pinctrl support
  ARM: dts: imx6q-sabrelite: add usb devices
  ARM: imx6q: disable usb charger detector
  ARM: imx6q: add usbphy clocks
  ARM: imx6q: add usb controller clock lookups
  ARM: dts: imx: update #interrupt-cells for gpio nodes
  bindings: update imx and mxs #gpio-cells

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

3 files changed, 52 insertions, 1 deletions

diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 92d0ddd5f8d4..5f87f2e2ddae 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -842,6 +842,7 @@ config SOC_IMX6Q
 	select HAVE_IMX_MMDC
 	select HAVE_IMX_SRC
 	select HAVE_SMP
+	select MFD_ANATOP
 	select PINCTRL
 	select PINCTRL_IMX6Q
 	select USE_OF
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 0bb855525fe8..d5e88c0d5e6c 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -152,7 +152,7 @@ enum mx6q_clks {
 	ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3,
 	usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg,
 	pll4_audio, pll5_video, pll6_mlb, pll7_usb_host, pll8_enet, ssi1_ipg,
-	ssi2_ipg, ssi3_ipg, rom,
+	ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2,
 	clk_max
 };
 
@@ -198,6 +198,9 @@ int __init mx6q_clocks_init(void)
 	clk[pll7_usb_host] = imx_clk_pllv3(IMX_PLLV3_USB,	"pll7_usb_host","osc", base + 0x20, 0x2000,   0x3);
 	clk[pll8_enet]     = imx_clk_pllv3(IMX_PLLV3_ENET,	"pll8_enet",	"osc", base + 0xe0, 0x182000, 0x3);
 
+	clk[usbphy1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 6);
+	clk[usbphy2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 6);
+
 	/*                                name              parent_name        reg       idx */
 	clk[pll2_pfd0_352m] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus",     base + 0x100, 0);
 	clk[pll2_pfd1_594m] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus",     base + 0x100, 1);
@@ -401,6 +404,12 @@ int __init mx6q_clocks_init(void)
 	clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand");
 	clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand");
 	clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand");
+	clk_register_clkdev(clk[usboh3], NULL, "2184000.usb");
+	clk_register_clkdev(clk[usboh3], NULL, "2184200.usb");
+	clk_register_clkdev(clk[usboh3], NULL, "2184400.usb");
+	clk_register_clkdev(clk[usboh3], NULL, "2184600.usb");
+	clk_register_clkdev(clk[usbphy1], NULL, "20c9000.usbphy");
+	clk_register_clkdev(clk[usbphy2], NULL, "20ca000.usbphy");
 	clk_register_clkdev(clk[uart_serial], "per", "2020000.serial");
 	clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial");
 	clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial");
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index b47e98b7d539..140f55010630 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -24,6 +24,7 @@
 #include <linux/pinctrl/machine.h>
 #include <linux/phy.h>
 #include <linux/micrel_phy.h>
+#include <linux/mfd/anatop.h>
 #include <asm/smp_twd.h>
 #include <asm/hardware/cache-l2x0.h>
 #include <asm/hardware/gic.h>
@@ -113,6 +114,45 @@ static void __init imx6q_sabrelite_init(void)
 	imx6q_sabrelite_cko1_setup();
 }
 
+static void __init imx6q_usb_init(void)
+{
+	struct device_node *np;
+	struct platform_device *pdev = NULL;
+	struct anatop *adata = NULL;
+
+	np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop");
+	if (np)
+		pdev = of_find_device_by_node(np);
+	if (pdev)
+		adata = platform_get_drvdata(pdev);
+	if (!adata) {
+		if (np)
+			of_node_put(np);
+		return;
+	}
+
+#define HW_ANADIG_USB1_CHRG_DETECT		0x000001b0
+#define HW_ANADIG_USB2_CHRG_DETECT		0x00000210
+
+#define BM_ANADIG_USB_CHRG_DETECT_EN_B		0x00100000
+#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B	0x00080000
+
+	/*
+	 * The external charger detector needs to be disabled,
+	 * or the signal at DP will be poor
+	 */
+	anatop_write_reg(adata, HW_ANADIG_USB1_CHRG_DETECT,
+			BM_ANADIG_USB_CHRG_DETECT_EN_B
+			| BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B,
+			~0);
+	anatop_write_reg(adata, HW_ANADIG_USB2_CHRG_DETECT,
+			BM_ANADIG_USB_CHRG_DETECT_EN_B |
+			BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B,
+			~0);
+
+	of_node_put(np);
+}
+
 static void __init imx6q_init_machine(void)
 {
 	/*
@@ -127,6 +167,7 @@ static void __init imx6q_init_machine(void)
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 
 	imx6q_pm_init();
+	imx6q_usb_init();
 }
 
 static void __init imx6q_map_io(void)