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-rw-r--r--drivers/gpio/gpio-tegra.c59
-rw-r--r--drivers/i2c/busses/i2c-imx.c4
-rw-r--r--drivers/mmc/host/sdhci-esdhc-imx.c6
-rw-r--r--drivers/mmc/host/sdhci-s3c.c6
-rw-r--r--drivers/net/Space.c2
-rw-r--r--drivers/net/ethernet/cirrus/Kconfig19
-rw-r--r--drivers/net/ethernet/cirrus/cs89x0.c148
-rw-r--r--drivers/regulator/Kconfig8
-rw-r--r--drivers/regulator/Makefile1
-rw-r--r--drivers/regulator/bq24022.c162
-rw-r--r--drivers/rtc/Kconfig4
-rw-r--r--drivers/rtc/rtc-s3c.c71
-rw-r--r--drivers/rtc/rtc-sa1100.c127
-rw-r--r--drivers/tty/serial/imx.c7
14 files changed, 346 insertions, 278 deletions
diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index bdc29379159..6f17671260e 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -25,6 +25,7 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/module.h>
+#include <linux/irqdomain.h>
#include <asm/mach/irq.h>
@@ -74,9 +75,10 @@ struct tegra_gpio_bank {
#endif
};
-
+static struct irq_domain *irq_domain;
static void __iomem *regs;
-static struct tegra_gpio_bank tegra_gpio_banks[7];
+static u32 tegra_gpio_bank_count;
+static struct tegra_gpio_bank *tegra_gpio_banks;
static inline void tegra_gpio_writel(u32 val, u32 reg)
{
@@ -139,7 +141,7 @@ static int tegra_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
static int tegra_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
{
- return TEGRA_GPIO_TO_IRQ(offset);
+ return irq_find_mapping(irq_domain, offset);
}
static struct gpio_chip tegra_gpio_chip = {
@@ -155,28 +157,28 @@ static struct gpio_chip tegra_gpio_chip = {
static void tegra_gpio_irq_ack(struct irq_data *d)
{
- int gpio = d->irq - INT_GPIO_BASE;
+ int gpio = d->hwirq;
tegra_gpio_writel(1 << GPIO_BIT(gpio), GPIO_INT_CLR(gpio));
}
static void tegra_gpio_irq_mask(struct irq_data *d)
{
- int gpio = d->irq - INT_GPIO_BASE;
+ int gpio = d->hwirq;
tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 0);
}
static void tegra_gpio_irq_unmask(struct irq_data *d)
{
- int gpio = d->irq - INT_GPIO_BASE;
+ int gpio = d->hwirq;
tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 1);
}
static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type)
{
- int gpio = d->irq - INT_GPIO_BASE;
+ int gpio = d->hwirq;
struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d);
int port = GPIO_PORT(gpio);
int lvl_type;
@@ -273,7 +275,7 @@ void tegra_gpio_resume(void)
local_irq_save(flags);
- for (b = 0; b < ARRAY_SIZE(tegra_gpio_banks); b++) {
+ for (b = 0; b < tegra_gpio_bank_count; b++) {
struct tegra_gpio_bank *bank = &tegra_gpio_banks[b];
for (p = 0; p < ARRAY_SIZE(bank->oe); p++) {
@@ -296,7 +298,7 @@ void tegra_gpio_suspend(void)
int p;
local_irq_save(flags);
- for (b = 0; b < ARRAY_SIZE(tegra_gpio_banks); b++) {
+ for (b = 0; b < tegra_gpio_bank_count; b++) {
struct tegra_gpio_bank *bank = &tegra_gpio_banks[b];
for (p = 0; p < ARRAY_SIZE(bank->oe); p++) {
@@ -337,13 +339,44 @@ static struct lock_class_key gpio_lock_class;
static int __devinit tegra_gpio_probe(struct platform_device *pdev)
{
+ int irq_base;
struct resource *res;
struct tegra_gpio_bank *bank;
int gpio;
int i;
int j;
- for (i = 0; i < ARRAY_SIZE(tegra_gpio_banks); i++) {
+ for (;;) {
+ res = platform_get_resource(pdev, IORESOURCE_IRQ, tegra_gpio_bank_count);
+ if (!res)
+ break;
+ tegra_gpio_bank_count++;
+ }
+ if (!tegra_gpio_bank_count) {
+ dev_err(&pdev->dev, "Missing IRQ resource\n");
+ return -ENODEV;
+ }
+
+ tegra_gpio_chip.ngpio = tegra_gpio_bank_count * 32;
+
+ tegra_gpio_banks = devm_kzalloc(&pdev->dev,
+ tegra_gpio_bank_count * sizeof(*tegra_gpio_banks),
+ GFP_KERNEL);
+ if (!tegra_gpio_banks) {
+ dev_err(&pdev->dev, "Couldn't allocate bank structure\n");
+ return -ENODEV;
+ }
+
+ irq_base = irq_alloc_descs(-1, 0, tegra_gpio_chip.ngpio, 0);
+ if (irq_base < 0) {
+ dev_err(&pdev->dev, "Couldn't allocate IRQ numbers\n");
+ return -ENODEV;
+ }
+ irq_domain = irq_domain_add_legacy(pdev->dev.of_node,
+ tegra_gpio_chip.ngpio, irq_base, 0,
+ &irq_domain_simple_ops, NULL);
+
+ for (i = 0; i < tegra_gpio_bank_count; i++) {
res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
if (!res) {
dev_err(&pdev->dev, "Missing IRQ resource\n");
@@ -380,8 +413,8 @@ static int __devinit tegra_gpio_probe(struct platform_device *pdev)
gpiochip_add(&tegra_gpio_chip);
- for (gpio = 0; gpio < TEGRA_NR_GPIOS; gpio++) {
- int irq = TEGRA_GPIO_TO_IRQ(gpio);
+ for (gpio = 0; gpio < tegra_gpio_chip.ngpio; gpio++) {
+ int irq = irq_find_mapping(irq_domain, gpio);
/* No validity check; all Tegra GPIOs are valid IRQs */
bank = &tegra_gpio_banks[GPIO_BANK(gpio)];
@@ -393,7 +426,7 @@ static int __devinit tegra_gpio_probe(struct platform_device *pdev)
set_irq_flags(irq, IRQF_VALID);
}
- for (i = 0; i < ARRAY_SIZE(tegra_gpio_banks); i++) {
+ for (i = 0; i < tegra_gpio_bank_count; i++) {
bank = &tegra_gpio_banks[i];
irq_set_chained_handler(bank->irq, tegra_gpio_irq_handler);
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 124d9c594f4..dfb84b7ee55 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -191,7 +191,7 @@ static int i2c_imx_start(struct imx_i2c_struct *i2c_imx)
dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
- clk_enable(i2c_imx->clk);
+ clk_prepare_enable(i2c_imx->clk);
writeb(i2c_imx->ifdr, i2c_imx->base + IMX_I2C_IFDR);
/* Enable I2C controller */
writeb(0, i2c_imx->base + IMX_I2C_I2SR);
@@ -240,7 +240,7 @@ static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx)
/* Disable I2C controller */
writeb(0, i2c_imx->base + IMX_I2C_I2CR);
- clk_disable(i2c_imx->clk);
+ clk_disable_unprepare(i2c_imx->clk);
}
static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 0be4e201363..6193a0d7bde 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -464,7 +464,7 @@ static int __devinit sdhci_esdhc_imx_probe(struct platform_device *pdev)
err = PTR_ERR(clk);
goto err_clk_get;
}
- clk_enable(clk);
+ clk_prepare_enable(clk);
pltfm_host->clk = clk;
if (!is_imx25_esdhc(imx_data))
@@ -559,7 +559,7 @@ no_card_detect_irq:
gpio_free(boarddata->wp_gpio);
no_card_detect_pin:
no_board_data:
- clk_disable(pltfm_host->clk);
+ clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
err_clk_get:
kfree(imx_data);
@@ -586,7 +586,7 @@ static int __devexit sdhci_esdhc_imx_remove(struct platform_device *pdev)
gpio_free(boarddata->cd_gpio);
}
- clk_disable(pltfm_host->clk);
+ clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
kfree(imx_data);
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 1af756ee0f9..b19e7d435f8 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -518,9 +518,6 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
if (pdata->cd_type == S3C_SDHCI_CD_PERMANENT)
host->mmc->caps = MMC_CAP_NONREMOVABLE;
- if (pdata->host_caps)
- host->mmc->caps |= pdata->host_caps;
-
if (pdata->pm_caps)
host->mmc->pm_caps |= pdata->pm_caps;
@@ -544,6 +541,9 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
if (pdata->host_caps)
host->mmc->caps |= pdata->host_caps;
+ if (pdata->host_caps2)
+ host->mmc->caps2 |= pdata->host_caps2;
+
ret = sdhci_add_host(host);
if (ret) {
dev_err(dev, "sdhci_add_host() failed\n");
diff --git a/drivers/net/Space.c b/drivers/net/Space.c
index 068c3563e00..88bbd8ffa7f 100644
--- a/drivers/net/Space.c
+++ b/drivers/net/Space.c
@@ -190,8 +190,10 @@ static struct devprobe2 isa_probes[] __initdata = {
{seeq8005_probe, 0},
#endif
#ifdef CONFIG_CS89x0
+#ifndef CONFIG_CS89x0_PLATFORM
{cs89x0_probe, 0},
#endif
+#endif
#ifdef CONFIG_AT1700
{at1700_probe, 0},
#endif
diff --git a/drivers/net/ethernet/cirrus/Kconfig b/drivers/net/ethernet/cirrus/Kconfig
index 1f8648f099c..8388e36cf08 100644
--- a/drivers/net/ethernet/cirrus/Kconfig
+++ b/drivers/net/ethernet/cirrus/Kconfig
@@ -5,8 +5,7 @@
config NET_VENDOR_CIRRUS
bool "Cirrus devices"
default y
- depends on ISA || EISA || MACH_IXDP2351 || ARCH_IXDP2X01 \
- || MACH_MX31ADS || MACH_QQ2440 || (ARM && ARCH_EP93XX) || MAC
+ depends on ISA || EISA || ARM || MAC
---help---
If you have a network (Ethernet) card belonging to this class, say Y
and read the Ethernet-HOWTO, available from
@@ -21,8 +20,7 @@ if NET_VENDOR_CIRRUS
config CS89x0
tristate "CS89x0 support"
- depends on (ISA || EISA || MACH_IXDP2351 \
- || ARCH_IXDP2X01 || MACH_MX31ADS || MACH_QQ2440)
+ depends on ISA || EISA || ARM
---help---
Support for CS89x0 chipset based Ethernet cards. If you have a
network (Ethernet) card of this type, say Y and read the
@@ -33,10 +31,15 @@ config CS89x0
To compile this driver as a module, choose M here. The module
will be called cs89x0.
-config CS89x0_NONISA_IRQ
- def_bool y
- depends on CS89x0 != n
- depends on MACH_IXDP2351 || ARCH_IXDP2X01 || MACH_MX31ADS || MACH_QQ2440
+config CS89x0_PLATFORM
+ bool "CS89x0 platform driver support"
+ depends on CS89x0
+ help
+ Say Y to compile the cs89x0 driver as a platform driver. This
+ makes this driver suitable for use on certain evaluation boards
+ such as the iMX21ADS.
+
+ If you are unsure, say N.
config EP93XX_ETH
tristate "EP93xx Ethernet support"
diff --git a/drivers/net/ethernet/cirrus/cs89x0.c b/drivers/net/ethernet/cirrus/cs89x0.c
index d5ff93653e4..30fee428c48 100644
--- a/drivers/net/ethernet/cirrus/cs89x0.c
+++ b/drivers/net/ethernet/cirrus/cs89x0.c
@@ -100,9 +100,6 @@
*/
-/* Always include 'config.h' first in case the user wants to turn on
- or override something. */
-#include <linux/module.h>
/*
* Set this to zero to disable DMA code
@@ -131,9 +128,12 @@
*/
+#include <linux/module.h>
+#include <linux/printk.h>
#include <linux/errno.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/fcntl.h>
@@ -151,6 +151,7 @@
#include <asm/system.h>
#include <asm/io.h>
#include <asm/irq.h>
+#include <linux/atomic.h>
#if ALLOW_DMA
#include <asm/dma.h>
#endif
@@ -174,26 +175,20 @@ static char version[] __initdata =
them to system IRQ numbers. This mapping is card specific and is set to
the configuration of the Cirrus Eval board for this chip. */
#if defined(CONFIG_MACH_IXDP2351)
+#define CS89x0_NONISA_IRQ
static unsigned int netcard_portlist[] __used __initdata = {IXDP2351_VIRT_CS8900_BASE, 0};
static unsigned int cs8900_irq_map[] = {IRQ_IXDP2351_CS8900, 0, 0, 0};
#elif defined(CONFIG_ARCH_IXDP2X01)
+#define CS89x0_NONISA_IRQ
static unsigned int netcard_portlist[] __used __initdata = {IXDP2X01_CS8900_VIRT_BASE, 0};
static unsigned int cs8900_irq_map[] = {IRQ_IXDP2X01_CS8900, 0, 0, 0};
-#elif defined(CONFIG_MACH_QQ2440)
-#include <mach/qq2440.h>
-static unsigned int netcard_portlist[] __used __initdata = { QQ2440_CS8900_VIRT_BASE + 0x300, 0 };
-static unsigned int cs8900_irq_map[] = { QQ2440_CS8900_IRQ, 0, 0, 0 };
-#elif defined(CONFIG_MACH_MX31ADS)
-#include <mach/board-mx31ads.h>
-static unsigned int netcard_portlist[] __used __initdata = {
- PBC_BASE_ADDRESS + PBC_CS8900A_IOBASE + 0x300, 0
-};
-static unsigned cs8900_irq_map[] = {EXPIO_INT_ENET_INT, 0, 0, 0};
#else
+#ifndef CONFIG_CS89x0_PLATFORM
static unsigned int netcard_portlist[] __used __initdata =
{ 0x300, 0x320, 0x340, 0x360, 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 0};
static unsigned int cs8900_irq_map[] = {10,11,12,5};
#endif
+#endif
#if DEBUGGING
static unsigned int net_debug = DEBUGGING;
@@ -236,11 +231,16 @@ struct net_local {
unsigned char *end_dma_buff; /* points to the end of the buffer */
unsigned char *rx_dma_ptr; /* points to the next packet */
#endif
+#ifdef CONFIG_CS89x0_PLATFORM
+ void __iomem *virt_addr;/* Virtual address for accessing the CS89x0. */
+ unsigned long phys_addr;/* Physical address for accessing the CS89x0. */
+ unsigned long size; /* Length of CS89x0 memory region. */
+#endif
};
/* Index to functions, as function prototypes. */
-static int cs89x0_probe1(struct net_device *dev, int ioaddr, int modular);
+static int cs89x0_probe1(struct net_device *dev, unsigned long ioaddr, int modular);
static int net_open(struct net_device *dev);
static netdev_tx_t net_send_packet(struct sk_buff *skb, struct net_device *dev);
static irqreturn_t net_interrupt(int irq, void *dev_id);
@@ -294,6 +294,7 @@ static int __init media_fn(char *str)
__setup("cs89x0_media=", media_fn);
+#ifndef CONFIG_CS89x0_PLATFORM
/* Check for a network adaptor of this type, and return '0' iff one exists.
If dev->base_addr == 0, probe all likely locations.
If dev->base_addr == 1, always return failure.
@@ -343,6 +344,7 @@ out:
return ERR_PTR(err);
}
#endif
+#endif
#if defined(CONFIG_MACH_IXDP2351)
static u16
@@ -504,7 +506,7 @@ static const struct net_device_ops net_ops = {
*/
static int __init
-cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
+cs89x0_probe1(struct net_device *dev, unsigned long ioaddr, int modular)
{
struct net_local *lp = netdev_priv(dev);
static unsigned version_printed;
@@ -529,15 +531,12 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
lp->force = g_cs89x0_media__force;
#endif
-#if defined(CONFIG_MACH_QQ2440)
- lp->force |= FORCE_RJ45 | FORCE_FULL;
-#endif
}
/* Grab the region so we can find another board if autoIRQ fails. */
/* WTF is going on here? */
if (!request_region(ioaddr & ~3, NETCARD_IO_EXTENT, DRV_NAME)) {
- printk(KERN_ERR "%s: request_region(0x%x, 0x%x) failed\n",
+ printk(KERN_ERR "%s: request_region(0x%lx, 0x%x) failed\n",
DRV_NAME, ioaddr, NETCARD_IO_EXTENT);
retval = -EBUSY;
goto out1;
@@ -549,7 +548,7 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
will skip the test for the ADD_PORT. */
if (ioaddr & 1) {
if (net_debug > 1)
- printk(KERN_INFO "%s: odd ioaddr 0x%x\n", dev->name, ioaddr);
+ printk(KERN_INFO "%s: odd ioaddr 0x%lx\n", dev->name, ioaddr);
if ((ioaddr & 2) != 2)
if ((readword(ioaddr & ~3, ADD_PORT) & ADD_MASK) != ADD_SIG) {
printk(KERN_ERR "%s: bad signature 0x%x\n",
@@ -560,13 +559,13 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
}
ioaddr &= ~3;
- printk(KERN_DEBUG "PP_addr at %x[%x]: 0x%x\n",
+ printk(KERN_DEBUG "PP_addr at %lx[%x]: 0x%x\n",
ioaddr, ADD_PORT, readword(ioaddr, ADD_PORT));
writeword(ioaddr, ADD_PORT, PP_ChipID);
tmp = readword(ioaddr, DATA_PORT);
if (tmp != CHIP_EISA_ID_SIG) {
- printk(KERN_DEBUG "%s: incorrect signature at %x[%x]: 0x%x!="
+ printk(KERN_DEBUG "%s: incorrect signature at %lx[%x]: 0x%x!="
CHIP_EISA_ID_SIG_STR "\n",
dev->name, ioaddr, DATA_PORT, tmp);
retval = -ENODEV;
@@ -736,8 +735,9 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
dev->irq = i;
} else {
i = lp->isa_config & INT_NO_MASK;
+#ifndef CONFIG_CS89x0_PLATFORM
if (lp->chip_type == CS8900) {
-#ifdef CONFIG_CS89x0_NONISA_IRQ
+#ifdef CS89x0_NONISA_IRQ
i = cs8900_irq_map[0];
#else
/* Translate the IRQ using the IRQ mapping table. */
@@ -758,6 +758,7 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular)
}
#endif
}
+#endif
if (!dev->irq)
dev->irq = i;
}
@@ -1168,6 +1169,7 @@ write_irq(struct net_device *dev, int chip_type, int irq)
int i;
if (chip_type == CS8900) {
+#ifndef CONFIG_CS89x0_PLATFORM
/* Search the mapping table for the corresponding IRQ pin. */
for (i = 0; i != ARRAY_SIZE(cs8900_irq_map); i++)
if (cs8900_irq_map[i] == irq)
@@ -1175,6 +1177,10 @@ write_irq(struct net_device *dev, int chip_type, int irq)
/* Not found */
if (i == ARRAY_SIZE(cs8900_irq_map))
i = 3;
+#else
+ /* INTRQ0 pin is used for interrupt generation. */
+ i = 0;
+#endif
writereg(dev, PP_CS8900_ISAINT, i);
} else {
writereg(dev, PP_CS8920_ISAINT, irq);
@@ -1228,7 +1234,7 @@ net_open(struct net_device *dev)
}
else
{
-#ifndef CONFIG_CS89x0_NONISA_IRQ
+#if !defined(CS89x0_NONISA_IRQ) && !defined(CONFIG_CS89x0_PLATFORM)
if (((1 << dev->irq) & lp->irq_map) == 0) {
printk(KERN_ERR "%s: IRQ %d is not in our map of allowable IRQs, which is %x\n",
dev->name, dev->irq, lp->irq_map);
@@ -1746,7 +1752,7 @@ static int set_mac_address(struct net_device *dev, void *p)
return 0;
}
-#ifdef MODULE
+#if defined(MODULE) && !defined(CONFIG_CS89x0_PLATFORM)
static struct net_device *dev_cs89x0;
@@ -1900,7 +1906,97 @@ cleanup_module(void)
release_region(dev_cs89x0->base_addr, NETCARD_IO_EXTENT);
free_netdev(dev_cs89x0);
}
-#endif /* MODULE */
+#endif /* MODULE && !CONFIG_CS89x0_PLATFORM */
+
+#ifdef CONFIG_CS89x0_PLATFORM
+static int __init cs89x0_platform_probe(struct platform_device *pdev)
+{
+ struct net_device *dev = alloc_etherdev(sizeof(struct net_local));
+ struct net_local *lp;
+ struct resource *mem_res;
+ int err;
+
+ if (!dev)
+ return -ENOMEM;
+
+ lp = netdev_priv(dev);
+
+ mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ dev->irq = platform_get_irq(pdev, 0);
+ if (mem_res == NULL || dev->irq <= 0) {
+ dev_warn(&dev->dev, "memory/interrupt resource missing.\n");
+ err = -ENXIO;
+ goto free;
+ }
+
+ lp->phys_addr = mem_res->start;
+ lp->size = resource_size(mem_res);
+ if (!request_mem_region(lp->phys_addr, lp->size, DRV_NAME)) {
+ dev_warn(&dev->dev, "request_mem_region() failed.\n");
+ err = -EBUSY;
+ goto free;
+ }
+
+ lp->virt_addr = ioremap(lp->phys_addr, lp->size);
+ if (!lp->virt_addr) {
+ dev_warn(&dev->dev, "ioremap() failed.\n");
+ err = -ENOMEM;
+ goto release;
+ }
+
+ err = cs89x0_probe1(dev, (unsigned long)lp->virt_addr, 0);
+ if (err) {
+ dev_warn(&dev->dev, "no cs8900 or cs8920 detected.\n");
+ goto unmap;
+ }
+
+ platform_set_drvdata(pdev, dev);
+ return 0;
+
+unmap:
+ iounmap(lp->virt_addr);
+release:
+ release_mem_region(lp->phys_addr, lp->size);
+free:
+ free_netdev(dev);
+ return err;
+}
+
+static int cs89x0_platform_remove(struct platform_device *pdev)
+{
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct net_local *lp = netdev_priv(dev);
+
+ unregister_netdev(dev);
+ iounmap(lp->virt_addr);
+ release_mem_region(lp->phys_addr, lp->size);
+ free_netdev(dev);
+ return 0;
+}
+
+static struct platform_driver cs89x0_driver = {
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+ .remove = cs89x0_platform_remove,
+};
+
+static int __init cs89x0_init(void)
+{
+ return platform_driver_probe(&cs89x0_driver, cs89x0_platform_probe);
+}
+
+module_init(cs89x0_init);
+
+static void __exit cs89x0_cleanup(void)
+{
+ platform_driver_unregister(&cs89x0_driver);
+}
+
+module_exit(cs89x0_cleanup);
+
+#endif /* CONFIG_CS89x0_PLATFORM */
/*
* Local variables:
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index a229de98ae6..36db5a441eb 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -258,14 +258,6 @@ config REGULATOR_DB8500_PRCMU
This driver supports the voltage domain regulators controlled by the
DB8500 PRCMU
-config REGULATOR_BQ24022
- tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC"
- help
- This driver controls a TI bq24022 Charger attached via
- GPIOs. The provided current regulator can enable/disable
- charging select between 100 mA and 500 mA charging current
- limit.
-
config REGULATOR_TPS6105X
tristate "TI TPS6105X Power regulators"
depends on TPS6105X
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index b5042c885d8..94b52745e95 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -16,7 +16,6 @@ obj-$(CONFIG_REGULATOR_AB3100) += ab3100.o
obj-$(CONFIG_REGULATOR_AB8500) += ab8500.o
obj-$(CONFIG_REGULATOR_AD5398) += ad5398.o
obj-$(CONFIG_REGULATOR_ANATOP) += anatop-regulator.o
-obj-$(CONFIG_REGULATOR_BQ24022) += bq24022.o
obj-$(CONFIG_REGULATOR_DA903X) += da903x.o
obj-$(CONFIG_REGULATOR_DA9052) += da9052-regulator.o
obj-$(CONFIG_REGULATOR_DBX500_PRCMU) += dbx500-prcmu.o
diff --git a/drivers/regulator/bq24022.c b/drivers/regulator/bq24022.c
deleted file mode 100644
index 9fab6d1bbe8..00000000000
--- a/drivers/regulator/bq24022.c
+++ /dev/null
@@ -1,162 +0,0 @@
-/*
- * Support for TI bq24022 (bqTINY-II) Dual Input (USB/AC Adpater)
- * 1-Cell Li-Ion Charger connected via GPIOs.
- *
- * Copyright (c) 2008 Philipp Zabel
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
-#include <linux/module.h>
-#include <linux/gpio.h>
-#include <linux/regulator/bq24022.h>
-#include <linux/regulator/driver.h>
-
-
-static int bq24022_set_current_limit(struct regulator_dev *rdev,
- int min_uA, int max_uA)
-{
- struct bq24022_mach_info *pdata = rdev_get_drvdata(rdev);
-
- dev_dbg(rdev_get_dev(rdev), "setting current limit to %s mA\n",
- max_uA >= 500000 ? "500" : "100");
-
- /* REVISIT: maybe return error if min_uA != 0 ? */
- gpio_set_value(pdata->gpio_iset2, max_uA >= 500000);
- return 0;
-}
-
-static int bq24022_get_current_limit(struct regulator_dev *rdev)
-{
- struct bq24022_mach_info *pdata = rdev_get_drvdata(rdev);
-
- return gpio_get_value(pdata->gpio_iset2) ? 500000 : 100000;
-}
-
-static int bq24022_enable(struct regulator_dev *rdev)
-{
- struct bq24022_mach_info *pdata = rdev_get_drvdata(rdev);
-
- dev_dbg(rdev_get_dev(rdev), "enabling charger\n");
-
- gpio_set_value(pdata->gpio_nce, 0);
- return 0;
-}
-
-static int bq24022_disable(struct regulator_dev *rdev)
-{
- struct bq24022_mach_info *pdata = rdev_get_drvdata(rdev);
-
- dev_dbg(rdev_get_dev(rdev), "disabling charger\n");
-
- gpio_set_value(pdata->gpio_nce, 1);
- return 0;
-}
-
-static int bq24022_is_enabled(struct regulator_dev *rdev)
-{
- struct bq24022_mach_info *pdata = rdev_get_drvdata(rdev);
-
- return !gpio_get_value(pdata->gpio_nce);
-}
-
-static struct regulator_ops bq24022_ops = {
- .set_current_limit = bq24022_set_current_limit,
- .get_current_limit = bq24022_get_current_limit,
- .enable = bq24022_enable,
- .disable = bq24022_disable,
- .is_enabled = bq24022_is_enabled,
-};
-
-static struct regulator_desc bq24022_desc = {
- .name = "bq24022",
- .ops = &bq24022_ops,
- .type = REGULATOR_CURRENT,
- .owner = THIS_MODULE,
-};
-
-static int __init bq24022_probe(struct platform_device *pdev)
-{
- struct bq24022_mach_info *pdata = pdev->dev.platform_data;
- struct regulator_dev *bq24022;
- int ret;
-
- if (!pdata || !pdata->gpio_nce || !pdata->gpio_iset2)
- return -EINVAL;
-
- ret = gpio_request(pdata->gpio_nce, "ncharge_en");
- if (ret) {
- dev_dbg(&pdev->dev, "couldn't request nCE GPIO: %d\n",
- pdata->gpio_nce);
- goto err_ce;
- }
- ret = gpio_request(pdata->gpio_iset2, "charge_mode");
- if (ret) {
- dev_dbg(&pdev->dev, "couldn't request ISET2 GPIO: %d\n",
- pdata->gpio_iset2);
- goto err_iset2;
- }
- ret = gpio_direction_output(pdata->gpio_iset2, 0);
- ret = gpio_direction_output(pdata->gpio_nce, 1);
-
- bq24022 = regulator_register(&bq24022_desc, &pdev->dev,
- pdata->init_data, pdata, NULL);
- if (IS_ERR(bq24022)) {
- dev_dbg(&pdev->dev, "couldn't register regulator\n");
- ret = PTR_ERR(bq24022);
- goto err_reg;
- }
- platform_set_drvdata(pdev, bq24022);
- dev_dbg(&pdev->dev, "registered regulator\n");
-
- return 0;
-err_reg:
- gpio_free(pdata->gpio_iset2);
-err_iset2:
- gpio_free(pdata->gpio_nce);
-err_ce:
- return ret;
-}
-
-static int __devexit bq24022_remove(struct platform_device *pdev)
-{
- struct bq24022_mach_info *pdata = pdev->dev.platform_data;
- struct regulator_dev *bq24022 = platform_get_drvdata(pdev);
-
- regulator_unregister(bq24022);
- gpio_free(pdata->gpio_iset2);
- gpio_free(pdata->gpio_nce);
-
- return 0;
-}
-
-static struct platform_driver bq24022_driver = {
- .driver = {
- .name = "bq24022",
- },
- .remove = __devexit_p(bq24022_remove),
-};
-
-static int __init bq24022_init(void)
-{
- return platform_driver_probe(&bq24022_driver, bq24022_probe);
-}
-
-static void __exit bq24022_exit(void)
-{
- platform_driver_unregister(&bq24022_driver);
-}
-
-module_init(bq24022_init);
-module_exit(bq24022_exit);
-
-MODULE_AUTHOR("Philipp Zabel");
-MODULE_DESCRIPTION("TI bq24022 Li-Ion Charger driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 4768a9d2837..8c8377d50c4 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -780,8 +780,8 @@ config RTC_DRV_EP93XX
will be called rtc-ep93xx.
config RTC_DRV_SA1100
- tristate "SA11x0/PXA2xx"
- depends on ARCH_SA1100 || ARCH_PXA
+ tristate "SA11x0/PXA2xx/PXA910"
+ depends on ARCH_SA1100 || ARCH_PXA || ARCH_MMP
help
If you say Y here you will get access to the real time clock
built into your SA11x0 or PXA2xx CPU.
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index c543f6f1eec..9ccea134a99 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -35,6 +35,8 @@
enum s3c_cpu_type {
TYPE_S3C2410,
+ TYPE_S3C2416,
+ TYPE_S3C2443,
TYPE_S3C64XX,
};
@@ -132,6 +134,7 @@ static int s3c_rtc_setfreq(struct device *dev, int freq)
struct platform_device *pdev = to_platform_device(dev);
struct rtc_device *rtc_dev = platform_get_drvdata(pdev);
unsigned int tmp = 0;
+ int val;
if (!is_power_of_2(freq))
return -EINVAL;
@@ -139,12 +142,22 @@ static int s3c_rtc_setfreq(struct device *dev, int freq)
clk_enable(rtc_clk);
spin_lock_irq(&s3c_rtc_pie_lock);
- if (s3c_rtc_cpu_type == TYPE_S3C2410) {
+ if (s3c_rtc_cpu_type != TYPE_S3C64XX) {
tmp = readb(s3c_rtc_base + S3C2410_TICNT);
tmp &= S3C2410_TICNT_ENABLE;
}
- tmp |= (rtc_dev->max_user_freq / freq)-1;
+ val = (rtc_dev->max_user_freq / freq) - 1;
+
+ if (s3c_rtc_cpu_type == TYPE_S3C2416 || s3c_rtc_cpu_type == TYPE_S3C2443) {
+ tmp |= S3C2443_TICNT_PART(val);
+ writel(S3C2443_TICNT1_PART(val), s3c_rtc_base + S3C2443_TICNT1);
+
+ if (s3c_rtc_cpu_type == TYPE_S3C2416)
+ writel(S3C2416_TICNT2_PART(val), s3c_rtc_base + S3C2416_TICNT2);
+ } else {
+ tmp |= val;
+ }
writel(tmp, s3c_rtc_base + S3C2410_TICNT);
spin_unlock_irq(&s3c_rtc_pie_lock);
@@ -371,7 +384,7 @@ static void s3c_rtc_enable(struct platform_device *pdev, int en)
tmp &= ~S3C2410_RTCCON_RTCEN;
writew(tmp, base + S3C2410_RTCCON);
- if (s3c_rtc_cpu_type == TYPE_S3C2410) {
+ if (s3c_rtc_cpu_type != TYPE_S3C64XX) {
tmp = readb(base + S3C2410_TICNT);
tmp &= ~S3C2410_TICNT_ENABLE;
writeb(tmp, base + S3C2410_TICNT);
@@ -428,12 +441,27 @@ static int __devexit s3c_rtc_remove(struct platform_device *dev)
return 0;
}
+static const struct of_device_id s3c_rtc_dt_match[];
+
+static inline int s3c_rtc_get_driver_data(struct platform_device *pdev)
+{
+#ifdef CONFIG_OF
+ if (pdev->dev.of_node) {
+ const struct of_device_id *match;
+ match = of_match_node(s3c_rtc_dt_match, pdev->dev.of_node);
+ return match->data;
+ }
+#endif
+ return platform_get_device_id(pdev)->driver_data;
+}
+
static int __devinit s3c_rtc_probe(struct platform_device *pdev)
{
struct rtc_device *rtc;
struct rtc_time rtc_tm;
struct resource *res;
int ret;
+ int tmp;
pr_debug("%s: probe=%p\n", __func__, pdev);
@@ -508,13 +536,7 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
goto err_nortc;
}
-#ifdef CONFIG_OF
- if (pdev->dev.of_node)
- s3c_rtc_cpu_type = of_device_is_compatible(pdev->dev.of_node,
- "samsung,s3c6410-rtc") ? TYPE_S3C64XX : TYPE_S3C2410;
- else
-#endif
- s3c_rtc_cpu_type = platform_get_device_id(pdev)->driver_data;
+ s3c_rtc_cpu_type = s3c_rtc_get_driver_data(pdev);
/* Check RTC Time */
@@ -533,11 +555,17 @@ static int __devinit s3c_rtc_probe(struct platform_device *pdev)
dev_warn(&pdev->dev, "warning: invalid RTC value so initializing it\n");
}
- if (s3c_rtc_cpu_type == TYPE_S3C64XX)
+ if (s3c_rtc_cpu_type != TYPE_S3C2410)
rtc->max_user_freq = 32768;
else
rtc->max_user_freq = 128;
+ if (s3c_rtc_cpu_type == TYPE_S3C2416 || s3c_rtc_cpu_type == TYPE_S3C2443) {
+ tmp = readw(s3c_rtc_base + S3C2410_RTCCON);
+ tmp |= S3C2443_RTCCON_TICSEL;
+ writew(tmp, s3c_rtc_base + S3C2410_RTCCON);
+ }
+
platform_set_drvdata(pdev, rtc);
s3c_rtc_setfreq(&pdev->dev, 1);
@@ -638,8 +666,19 @@ static int s3c_rtc_resume(struct platform_device *pdev)
#ifdef CONFIG_OF
static const struct of_device_id s3c_rtc_dt_match[] = {
- { .compatible = "samsung,s3c2410-rtc" },
- { .compatible = "samsung,s3c6410-rtc" },
+ {
+ .compatible = "samsung,s3c2410-rtc"
+ .data = TYPE_S3C2410,
+ }, {
+ .compatible = "samsung,s3c2416-rtc"
+ .data = TYPE_S3C2416,
+ }, {
+ .compatible = "samsung,s3c2443-rtc"
+ .data = TYPE_S3C2443,
+ }, {
+ .compatible = "samsung,s3c6410-rtc"
+ .data = TYPE_S3C64XX,
+ },
{},
};
MODULE_DEVICE_TABLE(of, s3c_rtc_dt_match);
@@ -652,6 +691,12 @@ static struct platform_device_id s3c_rtc_driver_ids[] = {
.name = "s3c2410-rtc",
.driver_data = TYPE_S3C2410,
}, {
+ .name = "s3c2416-rtc",
+ .driver_data = TYPE_S3C2416,
+ }, {
+ .name = "s3c2443-rtc",
+ .driver_data = TYPE_S3C2443,
+ }, {
.name = "s3c64xx-rtc",
.driver_data = TYPE_S3C64XX,
},
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 44cd81c72ea..fa512ed4201 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -23,35 +23,44 @@
#include <linux/platform_device.h>
#include <linux/module.h>
+#include <linux/clk.h>
#include <linux/rtc.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
+#include <linux/slab.h>
#include <linux/string.h>
+#include <linux/of.h>
#include <linux/pm.h>
#include <linux/bitops.h>
#include <mach/hardware.h>
#include <asm/irq.h>
-#ifdef CONFIG_ARCH_PXA
+#if defined(CONFIG_ARCH_PXA) || defined(CONFIG_ARCH_MMP)
#include <mach/regs-rtc.h>
#endif
#define RTC_DEF_DIVIDER (32768 - 1)
#define RTC_DEF_TRIM 0
-
-static const unsigned long RTC_FREQ = 1024;
-static DEFINE_SPINLOCK(sa1100_rtc_lock);
+#define RTC_FREQ 1024
+
+struct sa1100_rtc {
+ spinlock_t lock;
+ int irq_1hz;
+ int irq_alarm;
+ struct rtc_device *rtc;
+ struct clk *clk;
+};
static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id)
{
- struct platform_device *pdev = to_platform_device(dev_id);
- struct rtc_device *rtc = platform_get_drvdata(pdev);
+ struct sa1100_rtc *info = dev_get_drvdata(dev_id);
+ struct rtc_device *rtc = info->rtc;
unsigned int rtsr;
unsigned long events = 0;
- spin_lock(&sa1100_rtc_lock);
+ spin_lock(&info->lock);
rtsr = RTSR;
/* clear interrupt sources */
@@ -87,26 +96,28 @@ static irqreturn_t sa1100_rtc_interrupt(int irq, void *dev_id)
rtc_update_irq(rtc, 1, events);
- spin_unlock(&sa1100_rtc_lock);
+ spin_unlock(&info->lock);
return IRQ_HANDLED;
}
static int sa1100_rtc_open(struct device *dev)
{
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
+ struct rtc_device *rtc = info->rtc;
int ret;
- struct platform_device *plat_dev = to_platform_device(dev);
- struct rtc_device *rtc = platform_get_drvdata(plat_dev);
- ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, 0, "rtc 1Hz", dev);
+ ret = clk_prepare_enable(info->clk);
+ if (ret)
+ goto fail_clk;
+ ret = request_irq(info->irq_1hz, sa1100_rtc_interrupt, 0, "rtc 1Hz", dev);
if (ret) {
- dev_err(dev, "IRQ %d already in use.\n", IRQ_RTC1Hz);
+ dev_err(dev, "IRQ %d already in use.\n", info->irq_1hz);
goto fail_ui;
}
- ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, 0,
- "rtc Alrm", dev);
+ ret = request_irq(info->irq_alarm, sa1100_rtc_interrupt, 0, "rtc Alrm", dev);
if (ret) {
- dev_err(dev, "IRQ %d already in use.\n", IRQ_RTCAlrm);
+ dev_err(dev, "IRQ %d already in use.\n", info->irq_alarm);
goto fail_ai;
}
rtc->max_user_freq = RTC_FREQ;
@@ -115,29 +126,36 @@ static int sa1100_rtc_open(struct device *dev)
return 0;
fail_ai:
- free_irq(IRQ_RTC1Hz, dev);
+ free_irq(info->irq_1hz, dev);
fail_ui:
+ clk_disable_unprepare(info->clk);
+ fail_clk:
return ret;
}
static void sa1100_rtc_release(struct device *dev)
{
- spin_lock_irq(&sa1100_rtc_lock);
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
+
+ spin_lock_irq(&info->lock);
RTSR = 0;
- spin_unlock_irq(&sa1100_rtc_lock);
+ spin_unlock_irq(&info->lock);
- free_irq(IRQ_RTCAlrm, dev);
- free_irq(IRQ_RTC1Hz, dev);
+ free_irq(info->irq_alarm, dev);
+ free_irq(info->irq_1hz, dev);
+ clk_disable_unprepare(info->clk);
}
static int sa1100_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
- spin_lock_irq(&sa1100_rtc_lock);
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
+
+ spin_lock_irq(&info->lock);
if (enabled)
RTSR |= RTSR_ALE;
else
RTSR &= ~RTSR_ALE;
- spin_unlock_irq(&sa1100_rtc_lock);
+ spin_unlock_irq(&info->lock);
return 0;
}
@@ -170,10 +188,11 @@ static int sa1100_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
static int sa1100_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
unsigned long time;
int ret;
- spin_lock_irq(&sa1100_rtc_lock);
+ spin_lock_irq(&info->lock);
ret = rtc_tm_to_time(&alrm->time, &time);
if (ret != 0)
goto out;
@@ -184,7 +203,7 @@ static int sa1100_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
else
RTSR &= ~RTSR_ALE;
out:
- spin_unlock_irq(&sa1100_rtc_lock);
+ spin_unlock_irq(&info->lock);
return ret;
}
@@ -211,6 +230,27 @@ static const struct rtc_class_ops sa1100_rtc_ops = {
static int sa1100_rtc_probe(struct platform_device *pdev)
{
struct rtc_device *rtc;
+ struct sa1100_rtc *info;
+ int irq_1hz, irq_alarm, ret = 0;
+
+ irq_1hz = platform_get_irq_byname(pdev, "rtc 1Hz");
+ irq_alarm = platform_get_irq_byname(pdev, "rtc alarm");
+ if (irq_1hz < 0 || irq_alarm < 0)
+ return -ENODEV;
+
+ info = kzalloc(sizeof(struct sa1100_rtc), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+ info->clk = clk_get(&pdev->dev, NULL);
+ if (IS_ERR(info->clk)) {
+ dev_err(&pdev->dev, "failed to find rtc clock source\n");
+ ret = PTR_ERR(info->clk);
+ goto err_clk;
+ }
+ info->irq_1hz = irq_1hz;
+ info->irq_alarm = irq_alarm;
+ spin_lock_init(&info->lock);
+ platform_set_drvdata(pdev, info);
/*
* According to the manual we should be able to let RTTR be zero
@@ -232,10 +272,11 @@ static int sa1100_rtc_probe(struct platform_device *pdev)
rtc = rtc_device_register(pdev->name, &pdev->dev, &sa1100_rtc_ops,
THIS_MODULE);
- if (IS_ERR(rtc))
- return PTR_ERR(rtc);
-
- platform_set_drvdata(pdev, rtc);
+ if (IS_ERR(rtc)) {
+ ret = PTR_ERR(rtc);
+ goto err_dev;
+ }
+ info->rtc = rtc;
/* Fix for a nasty initialization problem the in SA11xx RTSR register.
* See also the comments in sa1100_rtc_interrupt().
@@ -262,14 +303,24 @@ static int sa1100_rtc_probe(struct platform_device *pdev)
RTSR = RTSR_AL | RTSR_HZ;
return 0;
+err_dev:
+ platform_set_drvdata(pdev, NULL);
+ clk_put(info->clk);
+err_clk:
+ kfree(info);
+ return ret;
}
static int sa1100_rtc_remove(struct platform_device *pdev)
{
- struct rtc_device *rtc = platform_get_drvdata(pdev);
+ struct sa1100_rtc *info = platform_get_drvdata(pdev);
- if (rtc)
- rtc_device_unregister(rtc);
+ if (info) {
+ rtc_device_unregister(info->rtc);
+ clk_put(info->clk);
+ platform_set_drvdata(pdev, NULL);
+ kfree(info);
+ }
return 0;
}
@@ -277,15 +328,17 @@ static int sa1100_rtc_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int sa1100_rtc_suspend(struct device *dev)
{
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
if (device_may_wakeup(dev))
- enable_irq_wake(IRQ_RTCAlrm);
+ enable_irq_wake(info->irq_alarm);
return 0;
}
static int sa1100_rtc_resume(struct device *dev)
{
+ struct sa1100_rtc *info = dev_get_drvdata(dev);
if (device_may_wakeup(dev))
- disable_irq_wake(IRQ_RTCAlrm);
+ disable_irq_wake(info->irq_alarm);
return 0;
}
@@ -295,6 +348,13 @@ static const struct dev_pm_ops sa1100_rtc_pm_ops = {
};
#endif
+static struct of_device_id sa1100_rtc_dt_ids[] = {
+ { .compatible = "mrvl,sa1100-rtc", },
+ { .compatible = "mrvl,mmp-rtc", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, sa1100_rtc_dt_ids);
+
static struct platform_driver sa1100_rtc_driver = {
.probe = sa1100_rtc_probe,
.remove = sa1100_rtc_remove,
@@ -303,6 +363,7 @@ static struct platform_driver sa1100_rtc_driver = {
#ifdef CONFIG_PM
.pm = &sa1100_rtc_pm_ops,
#endif
+ .of_match_table = sa1100_rtc_dt_ids,
},
};
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 0b7fed746b2..e7feceeebc2 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1508,7 +1508,7 @@ static int serial_imx_probe(struct platform_device *pdev)
ret = PTR_ERR(sport->clk);
goto unmap;
}
- clk_enable(sport->clk);
+ clk_prepare_enable(sport->clk);
sport->port.uartclk = clk_get_rate(sport->clk);
@@ -1531,8 +1531,8 @@ deinit:
if (pdata && pdata->exit)
pdata->exit(pdev);
clkput:
+ clk_disable_unprepare(sport->clk);
clk_put(sport->clk);
- clk_disable(sport->clk);
unmap:
iounmap(sport->port.membase);
free:
@@ -1552,11 +1552,10 @@ static int serial_imx_remove(struct platform_device *pdev)
if (sport) {
uart_remove_one_port(&imx_reg, &sport->port);
+ clk_disable_unprepare(sport->clk);
clk_put(sport->clk);
}
- clk_disable(sport->clk);
-
if (pdata && pdata->exit)
pdata->exit(pdev);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-03 20:31:58 +0000