[xburst] Drop 2.6.32 patches

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22485 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 407 deletions

diff --git a/target/linux/xburst/files-2.6.32/drivers/misc/jz4740-adc.c b/target/linux/xburst/files-2.6.32/drivers/misc/jz4740-adc.c
deleted file mode 100644
index c60f939a4..000000000
--- a/target/linux/xburst/files-2.6.32/drivers/misc/jz4740-adc.c
+++ /dev/null
@@ -1,407 +0,0 @@
-/*
- * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
- *		JZ4720/JZ4740 SoC ADC driver
- *
- * This program is free software; you can redistribute	 it and/or modify it
- * under  the terms of	 the GNU General  Public License as published by the
- * Free Software Foundation;  either version 2 of the	License, or (at your
- * option) any later version.
- *
- * You should have received a copy of the  GNU General Public License along
- * with this program; if not, write  to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * This driver is meant to synchronize access to the adc core for the battery
- * and touchscreen driver. Thus these drivers should use the adc driver as a
- * parent.
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spinlock.h>
-#include <linux/interrupt.h>
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/jz4740-adc.h>
-
-#define JZ_REG_ADC_ENABLE	0x00
-#define JZ_REG_ADC_CFG  	0x04
-#define JZ_REG_ADC_CTRL		0x08
-#define JZ_REG_ADC_STATUS	0x0C
-#define JZ_REG_ADC_SAME		0x10
-#define JZ_REG_ADC_WAIT		0x14
-#define JZ_REG_ADC_TOUCH	0x18
-#define JZ_REG_ADC_BATTERY	0x1C
-#define JZ_REG_ADC_ADCIN	0x20
-
-#define JZ_ADC_ENABLE_TOUCH		BIT(2)
-#define JZ_ADC_ENABLE_BATTERY		BIT(1)
-#define JZ_ADC_ENABLE_ADCIN		BIT(0)
-
-#define JZ_ADC_CFG_SPZZ			BIT(31)
-#define JZ_ADC_CFG_EX_IN		BIT(30)
-#define JZ_ADC_CFG_DNUM_MASK		(0x7 << 16)
-#define JZ_ADC_CFG_DMA_ENABLE		BIT(15)
-#define JZ_ADC_CFG_XYZ_MASK		(0x2 << 13)
-#define JZ_ADC_CFG_SAMPLE_NUM_MASK	(0x7 << 10)
-#define JZ_ADC_CFG_CLKDIV		(0xf << 5)
-#define JZ_ADC_CFG_BAT_MB		BIT(4)
-
-#define JZ_ADC_CFG_DNUM_OFFSET		16
-#define JZ_ADC_CFG_XYZ_OFFSET		13
-#define JZ_ADC_CFG_SAMPLE_NUM_OFFSET	10
-#define JZ_ADC_CFG_CLKDIV_OFFSET	5
-
-#define JZ_ADC_IRQ_PENDOWN		BIT(4)
-#define JZ_ADC_IRQ_PENUP		BIT(3)
-#define JZ_ADC_IRQ_TOUCH		BIT(2)
-#define JZ_ADC_IRQ_BATTERY		BIT(1)
-#define JZ_ADC_IRQ_ADCIN		BIT(0)
-
-#define JZ_ADC_TOUCH_TYPE1		BIT(31)
-#define JZ_ADC_TOUCH_DATA1_MASK		0xfff
-#define JZ_ADC_TOUCH_TYPE0		BIT(15)
-#define JZ_ADC_TOUCH_DATA0_MASK		0xfff
-
-#define JZ_ADC_BATTERY_MASK		0xfff
-
-#define JZ_ADC_ADCIN_MASK		0xfff
-
-struct jz4740_adc {
-	struct resource *mem;
-	void __iomem *base;
-
-	int irq;
-
-	struct clk *clk;
-	unsigned int clk_ref;
-
-	struct completion bat_completion;
-	struct completion adc_completion;
-
-	spinlock_t lock;
-};
-
-static irqreturn_t jz4740_adc_irq(int irq, void *data)
-{
-	struct jz4740_adc *adc = data;
-	uint8_t status;
-
-	status = readb(adc->base + JZ_REG_ADC_STATUS);
-
-	if (status & JZ_ADC_IRQ_BATTERY)
-		complete(&adc->bat_completion);
-	if (status & JZ_ADC_IRQ_ADCIN)
-		complete(&adc->adc_completion);
-
-	writeb(0xff, adc->base + JZ_REG_ADC_STATUS);
-
-	return IRQ_HANDLED;
-}
-
-static void jz4740_adc_enable_irq(struct jz4740_adc *adc, int irq)
-{
-	unsigned long flags;
-	uint8_t val;
-
-	spin_lock_irqsave(&adc->lock, flags);
-
-	val = readb(adc->base + JZ_REG_ADC_CTRL);
-	val &= ~irq;
-	writeb(val, adc->base + JZ_REG_ADC_CTRL);
-
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static void jz4740_adc_disable_irq(struct jz4740_adc *adc, int irq)
-{
-	unsigned long flags;
-	uint8_t val;
-
-	spin_lock_irqsave(&adc->lock, flags);
-
-	val = readb(adc->base + JZ_REG_ADC_CTRL);
-	val |= irq;
-	writeb(val, adc->base + JZ_REG_ADC_CTRL);
-
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static void jz4740_adc_enable_adc(struct jz4740_adc *adc, int engine)
-{
-	unsigned long flags;
-	uint8_t val;
-
-	spin_lock_irqsave(&adc->lock, flags);
-
-	val = readb(adc->base + JZ_REG_ADC_ENABLE);
-	val |= engine;
-	writeb(val, adc->base + JZ_REG_ADC_ENABLE);
-
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static void jz4740_adc_disable_adc(struct jz4740_adc *adc, int engine)
-{
-	unsigned long flags;
-	uint8_t val;
-
-	spin_lock_irqsave(&adc->lock, flags);
-
-	val = readb(adc->base + JZ_REG_ADC_ENABLE);
-	val &= ~engine;
-	writeb(val, adc->base + JZ_REG_ADC_ENABLE);
-
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static inline void jz4740_adc_set_cfg(struct jz4740_adc *adc, uint32_t mask,
-uint32_t val)
-{
-	unsigned long flags;
-	uint32_t cfg;
-
-	spin_lock_irqsave(&adc->lock, flags);
-
-	cfg = readl(adc->base + JZ_REG_ADC_CFG);
-
-	cfg &= ~mask;
-	cfg |= val;
-
-	writel(cfg, adc->base + JZ_REG_ADC_CFG);
-
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static inline void jz4740_adc_clk_enable(struct jz4740_adc *adc)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&adc->lock, flags);
-	if (adc->clk_ref++ == 0)
-		clk_enable(adc->clk);
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-static inline void jz4740_adc_clk_disable(struct jz4740_adc *adc)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&adc->lock, flags);
-	if (--adc->clk_ref == 0)
-		clk_disable(adc->clk);
-	spin_unlock_irqrestore(&adc->lock, flags);
-}
-
-long jz4740_adc_read_battery_voltage(struct device *dev,
-						enum jz_adc_battery_scale scale)
-{
-	struct jz4740_adc *adc = dev_get_drvdata(dev);
-	unsigned long t;
-	long long voltage;
-	uint16_t val;
-
-	if (!adc)
-		return -ENODEV;
-
-	jz4740_adc_clk_enable(adc);
-
-	if (scale == JZ_ADC_BATTERY_SCALE_2V5)
-		jz4740_adc_set_cfg(adc, JZ_ADC_CFG_BAT_MB, JZ_ADC_CFG_BAT_MB);
-	else
-		jz4740_adc_set_cfg(adc, JZ_ADC_CFG_BAT_MB, 0);
-
-	jz4740_adc_enable_irq(adc, JZ_ADC_IRQ_BATTERY);
-	jz4740_adc_enable_adc(adc, JZ_ADC_ENABLE_BATTERY);
-
-	t = wait_for_completion_interruptible_timeout(&adc->bat_completion,
-							HZ);
-
-	jz4740_adc_disable_irq(adc, JZ_ADC_IRQ_BATTERY);
-
-	if (t <= 0) {
-		jz4740_adc_disable_adc(adc, JZ_ADC_ENABLE_BATTERY);
-		return t ? t : -ETIMEDOUT;
-	}
-
-	val = readw(adc->base + JZ_REG_ADC_BATTERY);
-
-	jz4740_adc_clk_disable(adc);
-
-	if (scale == JZ_ADC_BATTERY_SCALE_2V5)
-		voltage = (((long long)val) * 2500000LL) >> 12LL;
-	else
-		voltage = ((((long long)val) * 7395000LL) >> 12LL) + 33000LL;
-
-	return voltage;
-}
-EXPORT_SYMBOL_GPL(jz4740_adc_read_battery_voltage);
-
-static ssize_t jz4740_adc_read_adcin(struct device *dev,
-					struct device_attribute *dev_attr,
-					char *buf)
-{
-	struct jz4740_adc *adc = dev_get_drvdata(dev);
-	unsigned long t;
-	uint16_t val;
-
-	jz4740_adc_clk_enable(adc);
-
-	jz4740_adc_enable_irq(adc, JZ_ADC_IRQ_ADCIN);
-	jz4740_adc_enable_adc(adc, JZ_ADC_ENABLE_ADCIN);
-
-	t = wait_for_completion_interruptible_timeout(&adc->adc_completion,
-							HZ);
-
-	jz4740_adc_disable_irq(adc, JZ_ADC_IRQ_ADCIN);
-
-	if (t <= 0) {
-		jz4740_adc_disable_adc(adc, JZ_ADC_ENABLE_ADCIN);
-		return t ? t : -ETIMEDOUT;
-	}
-
-	val = readw(adc->base + JZ_REG_ADC_ADCIN);
-	jz4740_adc_clk_disable(adc);
-
-	return sprintf(buf, "%d\n", val);
-}
-
-static DEVICE_ATTR(adcin, S_IRUGO, jz4740_adc_read_adcin, NULL);
-
-static int __devinit jz4740_adc_probe(struct platform_device *pdev)
-{
-	int ret;
-	struct jz4740_adc *adc;
-
-	adc = kmalloc(sizeof(*adc), GFP_KERNEL);
-
-	adc->irq = platform_get_irq(pdev, 0);
-
-	if (adc->irq < 0) {
-		ret = adc->irq;
-		dev_err(&pdev->dev, "Failed to get platform irq: %d\n", ret);
-		goto err_free;
-	}
-
-	adc->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-	if (!adc->mem) {
-		ret = -ENOENT;
-		dev_err(&pdev->dev, "Failed to get platform mmio resource\n");
-		goto err_free;
-	}
-
-	adc->mem = request_mem_region(adc->mem->start, resource_size(adc->mem),
-					pdev->name);
-
-	if (!adc->mem) {
-		ret = -EBUSY;
-		dev_err(&pdev->dev, "Failed to request mmio memory region\n");
-		goto err_free;
-	}
-
-	adc->base = ioremap_nocache(adc->mem->start, resource_size(adc->mem));
-
-	if (!adc->base) {
-		ret = -EBUSY;
-		dev_err(&pdev->dev, "Failed to ioremap mmio memory\n");
-		goto err_release_mem_region;
-	}
-
-	adc->clk = clk_get(&pdev->dev, "adc");
-
-	if (IS_ERR(adc->clk)) {
-		ret = PTR_ERR(adc->clk);
-		dev_err(&pdev->dev, "Failed to get clock: %d\n", ret);
-		goto err_iounmap;
-	}
-
-	init_completion(&adc->bat_completion);
-	init_completion(&adc->adc_completion);
-
-	spin_lock_init(&adc->lock);
-
-	adc->clk_ref = 0;
-
-	platform_set_drvdata(pdev, adc);
-
-	ret = request_irq(adc->irq, jz4740_adc_irq, 0, pdev->name, adc);
-
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to request irq: %d\n", ret);
-		goto err_clk_put;
-	}
-
-	ret = device_create_file(&pdev->dev, &dev_attr_adcin);
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to create sysfs file: %d\n", ret);
-		goto err_free_irq;
-	}
-
-	writeb(0x00, adc->base + JZ_REG_ADC_ENABLE);
-	writeb(0xff, adc->base + JZ_REG_ADC_CTRL);
-
-	return 0;
-
-err_free_irq:
-	free_irq(adc->irq, adc);
-err_clk_put:
-	clk_put(adc->clk);
-err_iounmap:
-	platform_set_drvdata(pdev, NULL);
-	iounmap(adc->base);
-err_release_mem_region:
-	release_mem_region(adc->mem->start, resource_size(adc->mem));
-err_free:
-	kfree(adc);
-
-	return ret;
-}
-
-static int __devexit jz4740_adc_remove(struct platform_device *pdev)
-{
-	struct jz4740_adc *adc = platform_get_drvdata(pdev);
-
-	device_remove_file(&pdev->dev, &dev_attr_adcin);
-
-	free_irq(adc->irq, adc);
-
-	iounmap(adc->base);
-	release_mem_region(adc->mem->start, resource_size(adc->mem));
-
-	clk_put(adc->clk);
-
-	platform_set_drvdata(pdev, NULL);
-
-	kfree(adc);
-
-	return 0;
-}
-
-struct platform_driver jz4740_adc_driver = {
-	.probe	= jz4740_adc_probe,
-	.remove = jz4740_adc_remove,
-	.driver = {
-		.name = "jz4740-adc",
-		.owner = THIS_MODULE,
-	},
-};
-
-static int __init jz4740_adc_init(void)
-{
-	return platform_driver_register(&jz4740_adc_driver);
-}
-module_init(jz4740_adc_init);
-
-static void __exit jz4740_adc_exit(void)
-{
-	platform_driver_unregister(&jz4740_adc_driver);
-}
-module_exit(jz4740_adc_exit);
-
-MODULE_DESCRIPTION("JZ4720/JZ4740 SoC ADC driver");
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:jz4740-adc");
-MODULE_ALIAS("platform:jz4720-adc");