Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

Pull MIPS updates from Ralf Baechle:

 - Improvements to the tlb_dump code
 - KVM fixes
 - Add support for appended DTB
 - Minor improvements to the R12000 support
 - Minor improvements to the R12000 support
 - Various platform improvments for BCM47xx
 - The usual pile of minor cleanups
 - A number of BPF fixes and improvments
 - Some improvments to the support for R3000 and DECstations
 - Some improvments to the ATH79 platform support
 - A major patchset for the JZ4740 SOC adding support for the CI20 platform
 - Add support for the Pistachio SOC
 - Minor BMIPS/BCM63xx platform support improvments.
 - Avoid "SYNC 0" as memory barrier when unlocking spinlocks
 - Add support for the XWR-1750 board.
 - Paul's __cpuinit/__cpuinitdata cleanups.
 - New Malta CPU board support large memory so enable ZONE_DMA32.

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (131 commits)
  MIPS: spinlock: Adjust arch_spin_lock back-off time
  MIPS: asmmacro: Ensure 64-bit FP registers are used with MSA
  MIPS: BCM47xx: Simplify handling SPROM revisions
  MIPS: Cobalt Don't use module_init in non-modular MTD registration.
  MIPS: BCM47xx: Move NVRAM driver to the drivers/firmware/
  MIPS: use for_each_sg()
  MIPS: BCM47xx: Don't select BCMA_HOST_PCI
  MIPS: BCM47xx: Add helper variable for storing NVRAM length
  MIPS: IRQ/IP27: Move IRQ allocation API to platform code.
  MIPS: Replace smp_mb with release barrier function in unlocks.
  MIPS: i8259: DT support
  MIPS: Malta: Basic DT plumbing
  MIPS: include errno.h for ENODEV in mips-cm.h
  MIPS: Define GCR_GIC_STATUS register fields
  MIPS: BPF: Introduce BPF ASM helpers
  MIPS: BPF: Use BPF register names to describe the ABI
  MIPS: BPF: Move register definition to the BPF header
  MIPS: net: BPF: Replace RSIZE with SZREG
  MIPS: BPF: Free up some callee-saved registers
  MIPS: Xtalk: Update xwidget.h with known Xtalk device numbers
  ...

1 files changed, 51 insertions, 0 deletions

diff --git a/arch/mips/ath79/dev-common.c b/arch/mips/ath79/dev-common.c
index 516225d207ee..9d0172a4dc69 100644
--- a/arch/mips/ath79/dev-common.c
+++ b/arch/mips/ath79/dev-common.c
@@ -14,6 +14,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
+#include <linux/platform_data/gpio-ath79.h>
 #include <linux/serial_8250.h>
 #include <linux/clk.h>
 #include <linux/err.h>
@@ -106,3 +107,53 @@ void __init ath79_register_wdt(void)
 
 	platform_device_register_simple("ath79-wdt", -1, &res, 1);
 }
+
+static struct ath79_gpio_platform_data ath79_gpio_pdata;
+
+static struct resource ath79_gpio_resources[] = {
+	{
+		.flags = IORESOURCE_MEM,
+		.start = AR71XX_GPIO_BASE,
+		.end = AR71XX_GPIO_BASE + AR71XX_GPIO_SIZE - 1,
+	},
+	{
+		.start	= ATH79_MISC_IRQ(2),
+		.end	= ATH79_MISC_IRQ(2),
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device ath79_gpio_device = {
+	.name		= "ath79-gpio",
+	.id		= -1,
+	.resource	= ath79_gpio_resources,
+	.num_resources	= ARRAY_SIZE(ath79_gpio_resources),
+	.dev = {
+		.platform_data	= &ath79_gpio_pdata
+	},
+};
+
+void __init ath79_gpio_init(void)
+{
+	if (soc_is_ar71xx()) {
+		ath79_gpio_pdata.ngpios = AR71XX_GPIO_COUNT;
+	} else if (soc_is_ar7240()) {
+		ath79_gpio_pdata.ngpios = AR7240_GPIO_COUNT;
+	} else if (soc_is_ar7241() || soc_is_ar7242()) {
+		ath79_gpio_pdata.ngpios = AR7241_GPIO_COUNT;
+	} else if (soc_is_ar913x()) {
+		ath79_gpio_pdata.ngpios = AR913X_GPIO_COUNT;
+	} else if (soc_is_ar933x()) {
+		ath79_gpio_pdata.ngpios = AR933X_GPIO_COUNT;
+	} else if (soc_is_ar934x()) {
+		ath79_gpio_pdata.ngpios = AR934X_GPIO_COUNT;
+		ath79_gpio_pdata.oe_inverted = 1;
+	} else if (soc_is_qca955x()) {
+		ath79_gpio_pdata.ngpios = QCA955X_GPIO_COUNT;
+		ath79_gpio_pdata.oe_inverted = 1;
+	} else {
+		BUG();
+	}
+
+	platform_device_register(&ath79_gpio_device);
+}