Merge branch 'next/devel' of git://git.linaro.org/people/arnd/arm-soc

* 'next/devel' of git://git.linaro.org/people/arnd/arm-soc: (50 commits)
  ARM: tegra: update defconfig
  arm/tegra: Harmony: Configure PMC for low-level interrupts
  arm/tegra: device tree support for ventana board
  arm/tegra: add support for ventana pinmuxing
  arm/tegra: prepare Seaboard pinmux code for derived boards
  arm/tegra: pinmux: ioremap registers
  gpio/tegra: Convert to a platform device
  arm/tegra: Convert pinmux driver to a platform device
  arm/dt: Tegra: Add pinmux node to tegra20.dtsi
  arm/tegra: Prep boards for gpio/pinmux conversion to pdevs
  ARM: mx5: fix clock usage for suspend
  ARM i.MX entry-macro.S: remove now unused code
  ARM i.MX boards: use CONFIG_MULTI_IRQ_HANDLER
  ARM i.MX tzic: add handle_irq function
  ARM i.MX avic: add handle_irq function
  ARM: mx25: Add the missing IIM base definition
  ARM i.MX avic: convert to use generic irq chip
  mx31moboard: Add poweroff support
  ARM: mach-qong: Add watchdog support
  ARM: davinci: AM18x: Add wl1271/wlan support
  ...

Fix up conflicts in:
	arch/arm/mach-at91/at91sam9g45.c
	arch/arm/mach-mx5/devices-imx53.h
	arch/arm/plat-mxc/include/mach/memory.h

5 files changed, 146 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index c0deacae778..32d837d8eab 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -192,6 +192,16 @@ config DA850_UI_RMII
 
 endchoice
 
+config DA850_WL12XX
+	bool "AM18x wl1271 daughter board"
+	depends on MACH_DAVINCI_DA850_EVM
+	help
+	  The wl1271 daughter card for AM18x EVMs is a combo wireless
+	  connectivity add-on card, based on the LS Research TiWi module with
+	  Texas Instruments' wl1271 solution.
+	  Say Y if you want to use a wl1271 expansion card connected to the
+	  AM18x EVM.
+
 config GPIO_PCA953X
 	default MACH_DAVINCI_DA850_EVM
 
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 6e41cb5baeb..ec21663f8dd 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -31,6 +31,8 @@
 #include <linux/input/tps6507x-ts.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
+#include <linux/delay.h>
+#include <linux/wl12xx.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -49,6 +51,9 @@
 #define DA850_MMCSD_CD_PIN		GPIO_TO_PIN(4, 0)
 #define DA850_MMCSD_WP_PIN		GPIO_TO_PIN(4, 1)
 
+#define DA850_WLAN_EN			GPIO_TO_PIN(6, 9)
+#define DA850_WLAN_IRQ			GPIO_TO_PIN(6, 10)
+
 #define DA850_MII_MDIO_CLKEN_PIN	GPIO_TO_PIN(2, 6)
 
 static struct mtd_partition da850evm_spiflash_part[] = {
@@ -1143,6 +1148,110 @@ static __init int da850_evm_init_cpufreq(void)
 static __init int da850_evm_init_cpufreq(void) { return 0; }
 #endif
 
+#ifdef CONFIG_DA850_WL12XX
+
+static void wl12xx_set_power(int index, bool power_on)
+{
+	static bool power_state;
+
+	pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
+
+	if (power_on == power_state)
+		return;
+	power_state = power_on;
+
+	if (power_on) {
+		/* Power up sequence required for wl127x devices */
+		gpio_set_value(DA850_WLAN_EN, 1);
+		usleep_range(15000, 15000);
+		gpio_set_value(DA850_WLAN_EN, 0);
+		usleep_range(1000, 1000);
+		gpio_set_value(DA850_WLAN_EN, 1);
+		msleep(70);
+	} else {
+		gpio_set_value(DA850_WLAN_EN, 0);
+	}
+}
+
+static struct davinci_mmc_config da850_wl12xx_mmc_config = {
+	.set_power	= wl12xx_set_power,
+	.wires		= 4,
+	.max_freq	= 25000000,
+	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
+			  MMC_CAP_POWER_OFF_CARD,
+	.version	= MMC_CTLR_VERSION_2,
+};
+
+static const short da850_wl12xx_pins[] __initconst = {
+	DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
+	DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
+	DA850_GPIO6_9, DA850_GPIO6_10,
+	-1
+};
+
+static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
+	.irq			= -1,
+	.board_ref_clock	= WL12XX_REFCLOCK_38,
+	.platform_quirks	= WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
+};
+
+static __init int da850_wl12xx_init(void)
+{
+	int ret;
+
+	ret = davinci_cfg_reg_list(da850_wl12xx_pins);
+	if (ret) {
+		pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
+		goto exit;
+	}
+
+	ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
+	if (ret) {
+		pr_err("wl12xx/mmc registration failed: %d\n", ret);
+		goto exit;
+	}
+
+	ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
+	if (ret) {
+		pr_err("Could not request wl12xx enable gpio: %d\n", ret);
+		goto exit;
+	}
+
+	ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
+	if (ret) {
+		pr_err("Could not request wl12xx irq gpio: %d\n", ret);
+		goto free_wlan_en;
+	}
+
+	da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
+
+	ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
+	if (ret) {
+		pr_err("Could not set wl12xx data: %d\n", ret);
+		goto free_wlan_irq;
+	}
+
+	return 0;
+
+free_wlan_irq:
+	gpio_free(DA850_WLAN_IRQ);
+
+free_wlan_en:
+	gpio_free(DA850_WLAN_EN);
+
+exit:
+	return ret;
+}
+
+#else /* CONFIG_DA850_WL12XX */
+
+static __init int da850_wl12xx_init(void)
+{
+	return 0;
+}
+
+#endif /* CONFIG_DA850_WL12XX */
+
 #define DA850EVM_SATA_REFCLKPN_RATE	(100 * 1000 * 1000)
 
 static __init void da850_evm_init(void)
@@ -1197,6 +1306,11 @@ static __init void da850_evm_init(void)
 		if (ret)
 			pr_warning("da850_evm_init: mmcsd0 registration failed:"
 					" %d\n", ret);
+
+		ret = da850_wl12xx_init();
+		if (ret)
+			pr_warning("da850_evm_init: wl12xx initialization"
+				   " failed: %d\n", ret);
 	}
 
 	davinci_serial_init(&da850_evm_uart_config);
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 4aae01576aa..b047f870227 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -536,6 +536,13 @@ static const struct mux_config da850_pins[] = {
 	MUX_CFG(DA850, MMCSD0_DAT_3,	10,	20,	15,	2,	false)
 	MUX_CFG(DA850, MMCSD0_CLK,	10,	0,	15,	2,	false)
 	MUX_CFG(DA850, MMCSD0_CMD,	10,	4,	15,	2,	false)
+	/* MMC/SD1 function */
+	MUX_CFG(DA850, MMCSD1_DAT_0,	18,	8,	15,	2,	false)
+	MUX_CFG(DA850, MMCSD1_DAT_1,	19,	16,	15,	2,	false)
+	MUX_CFG(DA850, MMCSD1_DAT_2,	19,	12,	15,	2,	false)
+	MUX_CFG(DA850, MMCSD1_DAT_3,	19,	8,	15,	2,	false)
+	MUX_CFG(DA850, MMCSD1_CLK,	18,	12,	15,	2,	false)
+	MUX_CFG(DA850, MMCSD1_CMD,	18,	16,	15,	2,	false)
 	/* EMIF2.5/EMIFA function */
 	MUX_CFG(DA850, EMA_D_7,		9,	0,	15,	1,	false)
 	MUX_CFG(DA850, EMA_D_6,		9,	4,	15,	1,	false)
@@ -594,6 +601,8 @@ static const struct mux_config da850_pins[] = {
 	MUX_CFG(DA850, GPIO3_13,	7,	8,	15,	8,	false)
 	MUX_CFG(DA850, GPIO4_0,		10,	28,	15,	8,	false)
 	MUX_CFG(DA850, GPIO4_1,		10,	24,	15,	8,	false)
+	MUX_CFG(DA850, GPIO6_9,		13,	24,	15,	8,	false)
+	MUX_CFG(DA850, GPIO6_10,	13,	20,	15,	8,	false)
 	MUX_CFG(DA850, GPIO6_13,	13,	8,	15,	8,	false)
 	MUX_CFG(DA850, RTC_ALARM,	0,	28,	15,	2,	false)
 #endif
diff --git a/arch/arm/mach-davinci/include/mach/mmc.h b/arch/arm/mach-davinci/include/mach/mmc.h
index d4f1e967506..5ba6b22ce33 100644
--- a/arch/arm/mach-davinci/include/mach/mmc.h
+++ b/arch/arm/mach-davinci/include/mach/mmc.h
@@ -12,6 +12,9 @@ struct davinci_mmc_config {
 	/* get_cd()/get_wp() may sleep */
 	int	(*get_cd)(int module);
 	int	(*get_ro)(int module);
+
+	void	(*set_power)(int module, bool on);
+
 	/* wires == 0 is equivalent to wires == 4 (4-bit parallel) */
 	u8	wires;
 
diff --git a/arch/arm/mach-davinci/include/mach/mux.h b/arch/arm/mach-davinci/include/mach/mux.h
index 5d4e0fed828..a7e92fca32e 100644
--- a/arch/arm/mach-davinci/include/mach/mux.h
+++ b/arch/arm/mach-davinci/include/mach/mux.h
@@ -857,6 +857,14 @@ enum davinci_da850_index {
 	DA850_MMCSD0_CLK,
 	DA850_MMCSD0_CMD,
 
+	/* MMC/SD1 function */
+	DA850_MMCSD1_DAT_0,
+	DA850_MMCSD1_DAT_1,
+	DA850_MMCSD1_DAT_2,
+	DA850_MMCSD1_DAT_3,
+	DA850_MMCSD1_CLK,
+	DA850_MMCSD1_CMD,
+
 	/* EMIF2.5/EMIFA function */
 	DA850_EMA_D_7,
 	DA850_EMA_D_6,
@@ -916,6 +924,8 @@ enum davinci_da850_index {
 	DA850_GPIO3_13,
 	DA850_GPIO4_0,
 	DA850_GPIO4_1,
+	DA850_GPIO6_9,
+	DA850_GPIO6_10,
 	DA850_GPIO6_13,
 	DA850_RTC_ALARM,
 };