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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-12-15 23:13:26 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-12-15 23:13:26 +0100
commit7e1548a597ef7e26d5d62f8be3be6da9e101b26c (patch)
treefe6cbf4d9a3c1afdba04fb276fef0f932403727c /arch/arm/plat-omap
parentMerge branch 'for_rmk' of git://git.mnementh.co.uk/linux-2.6-im into devel (diff)
parentARM: OMAP3: Pin multiplexing updates for 24xx and 34xx (diff)
downloadlinux-7e1548a597ef7e26d5d62f8be3be6da9e101b26c.tar.xz
linux-7e1548a597ef7e26d5d62f8be3be6da9e101b26c.zip
Merge branch 'omap3-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 into devel
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/debug-devices.c8
-rw-r--r--arch/arm/plat-omap/debug-leds.c10
-rw-r--r--arch/arm/plat-omap/dma.c15
-rw-r--r--arch/arm/plat-omap/dmtimer.c11
-rw-r--r--arch/arm/plat-omap/gpio.c127
-rw-r--r--arch/arm/plat-omap/i2c.c55
-rw-r--r--arch/arm/plat-omap/include/mach/board-apollon.h4
-rw-r--r--arch/arm/plat-omap/include/mach/board-ldp.h5
-rw-r--r--arch/arm/plat-omap/include/mach/cpu.h82
-rw-r--r--arch/arm/plat-omap/include/mach/gpio.h31
-rw-r--r--arch/arm/plat-omap/include/mach/mux.h41
-rw-r--r--arch/arm/plat-omap/include/mach/omapfb.h4
-rw-r--r--arch/arm/plat-omap/sram.c11
13 files changed, 219 insertions, 185 deletions
diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c
index e31154b15d9e..f6684832ca8f 100644
--- a/arch/arm/plat-omap/debug-devices.c
+++ b/arch/arm/plat-omap/debug-devices.c
@@ -69,15 +69,15 @@ int __init debug_card_init(u32 addr, unsigned gpio)
smc91x_resources[0].start = addr + 0x300;
smc91x_resources[0].end = addr + 0x30f;
- smc91x_resources[1].start = OMAP_GPIO_IRQ(gpio);
- smc91x_resources[1].end = OMAP_GPIO_IRQ(gpio);
+ smc91x_resources[1].start = gpio_to_irq(gpio);
+ smc91x_resources[1].end = gpio_to_irq(gpio);
- status = omap_request_gpio(gpio);
+ status = gpio_request(gpio, "SMC91x irq");
if (status < 0) {
printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio);
return status;
}
- omap_set_gpio_direction(gpio, 1);
+ gpio_direction_input(gpio);
led_resources[0].start = addr;
led_resources[0].end = addr + SZ_4K - 1;
diff --git a/arch/arm/plat-omap/debug-leds.c b/arch/arm/plat-omap/debug-leds.c
index 2f4c0cabfd34..be4eefda4767 100644
--- a/arch/arm/plat-omap/debug-leds.c
+++ b/arch/arm/plat-omap/debug-leds.c
@@ -83,8 +83,8 @@ static void h2p2_dbg_leds_event(led_event_t evt)
/* all leds off during suspend or shutdown */
if (!(machine_is_omap_perseus2() || machine_is_omap_h4())) {
- omap_set_gpio_dataout(GPIO_TIMER, 0);
- omap_set_gpio_dataout(GPIO_IDLE, 0);
+ gpio_set_value(GPIO_TIMER, 0);
+ gpio_set_value(GPIO_IDLE, 0);
}
__raw_writew(~0, &fpga->leds);
@@ -107,7 +107,7 @@ static void h2p2_dbg_leds_event(led_event_t evt)
if (machine_is_omap_perseus2() || machine_is_omap_h4())
hw_led_state ^= H2P2_DBG_FPGA_P2_LED_TIMER;
else {
- omap_set_gpio_dataout(GPIO_TIMER,
+ gpio_set_value(GPIO_TIMER,
led_state & LED_TIMER_ON);
goto done;
}
@@ -121,7 +121,7 @@ static void h2p2_dbg_leds_event(led_event_t evt)
if (machine_is_omap_perseus2() || machine_is_omap_h4())
hw_led_state &= ~H2P2_DBG_FPGA_P2_LED_IDLE;
else {
- omap_set_gpio_dataout(GPIO_IDLE, 1);
+ gpio_set_value(GPIO_IDLE, 1);
goto done;
}
@@ -131,7 +131,7 @@ static void h2p2_dbg_leds_event(led_event_t evt)
if (machine_is_omap_perseus2() || machine_is_omap_h4())
hw_led_state |= H2P2_DBG_FPGA_P2_LED_IDLE;
else {
- omap_set_gpio_dataout(GPIO_IDLE, 0);
+ gpio_set_value(GPIO_IDLE, 0);
goto done;
}
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 7686b9fa53f2..692d2b495af3 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1848,9 +1848,22 @@ static int omap2_dma_handle_ch(int ch)
printk(KERN_INFO
"DMA synchronization event drop occurred with device "
"%d\n", dma_chan[ch].dev_id);
- if (unlikely(status & OMAP2_DMA_TRANS_ERR_IRQ))
+ if (unlikely(status & OMAP2_DMA_TRANS_ERR_IRQ)) {
printk(KERN_INFO "DMA transaction error with device %d\n",
dma_chan[ch].dev_id);
+ if (cpu_class_is_omap2()) {
+ /* Errata: sDMA Channel is not disabled
+ * after a transaction error. So we explicitely
+ * disable the channel
+ */
+ u32 ccr;
+
+ ccr = dma_read(CCR(ch));
+ ccr &= ~OMAP_DMA_CCR_EN;
+ dma_write(ccr, CCR(ch));
+ dma_chan[ch].flags &= ~OMAP_DMA_ACTIVE;
+ }
+ }
if (unlikely(status & OMAP2_DMA_SECURE_ERR_IRQ))
printk(KERN_INFO "DMA secure error with device %d\n",
dma_chan[ch].dev_id);
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index 963c31cd1541..e4f0ce04ba92 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -539,10 +539,6 @@ void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l);
omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
- /* REVISIT: hw feature, ttgr overtaking tldr? */
- while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)))
- cpu_relax();
-
omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0);
}
@@ -553,14 +549,15 @@ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload,
u32 l;
l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG);
- if (autoreload)
+ if (autoreload) {
l |= OMAP_TIMER_CTRL_AR;
- else
+ omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
+ } else {
l &= ~OMAP_TIMER_CTRL_AR;
+ }
l |= OMAP_TIMER_CTRL_ST;
omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, load);
- omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l);
}
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 424049d83fbe..07b6968a7d16 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -152,6 +152,7 @@ struct gpio_bank {
u32 level_mask;
spinlock_t lock;
struct gpio_chip chip;
+ struct clk *dbck;
};
#define METHOD_MPUIO 0
@@ -244,6 +245,8 @@ static inline struct gpio_bank *get_gpio_bank(int gpio)
return &gpio_bank[gpio >> 5];
if (cpu_is_omap34xx())
return &gpio_bank[gpio >> 5];
+ BUG();
+ return NULL;
}
static inline int get_gpio_index(int gpio)
@@ -332,19 +335,6 @@ static void _set_gpio_direction(struct gpio_bank *bank, int gpio, int is_input)
__raw_writel(l, reg);
}
-void omap_set_gpio_direction(int gpio, int is_input)
-{
- struct gpio_bank *bank;
- unsigned long flags;
-
- if (check_gpio(gpio) < 0)
- return;
- bank = get_gpio_bank(gpio);
- spin_lock_irqsave(&bank->lock, flags);
- _set_gpio_direction(bank, get_gpio_index(gpio), is_input);
- spin_unlock_irqrestore(&bank->lock, flags);
-}
-
static void _set_gpio_dataout(struct gpio_bank *bank, int gpio, int enable)
{
void __iomem *reg = bank->base;
@@ -406,20 +396,7 @@ static void _set_gpio_dataout(struct gpio_bank *bank, int gpio, int enable)
__raw_writel(l, reg);
}
-void omap_set_gpio_dataout(int gpio, int enable)
-{
- struct gpio_bank *bank;
- unsigned long flags;
-
- if (check_gpio(gpio) < 0)
- return;
- bank = get_gpio_bank(gpio);
- spin_lock_irqsave(&bank->lock, flags);
- _set_gpio_dataout(bank, get_gpio_index(gpio), enable);
- spin_unlock_irqrestore(&bank->lock, flags);
-}
-
-int omap_get_gpio_datain(int gpio)
+static int __omap_get_gpio_datain(int gpio)
{
struct gpio_bank *bank;
void __iomem *reg;
@@ -473,6 +450,7 @@ void omap_set_gpio_debounce(int gpio, int enable)
{
struct gpio_bank *bank;
void __iomem *reg;
+ unsigned long flags;
u32 val, l = 1 << get_gpio_index(gpio);
if (cpu_class_is_omap1())
@@ -480,16 +458,28 @@ void omap_set_gpio_debounce(int gpio, int enable)
bank = get_gpio_bank(gpio);
reg = bank->base;
-
reg += OMAP24XX_GPIO_DEBOUNCE_EN;
+
+ spin_lock_irqsave(&bank->lock, flags);
val = __raw_readl(reg);
- if (enable)
+ if (enable && !(val & l))
val |= l;
- else
+ else if (!enable && (val & l))
val &= ~l;
+ else
+ goto done;
+
+ if (cpu_is_omap34xx()) {
+ if (enable)
+ clk_enable(bank->dbck);
+ else
+ clk_disable(bank->dbck);
+ }
__raw_writel(val, reg);
+done:
+ spin_unlock_irqrestore(&bank->lock, flags);
}
EXPORT_SYMBOL(omap_set_gpio_debounce);
@@ -906,26 +896,17 @@ static int gpio_wake_enable(unsigned int irq, unsigned int enable)
return retval;
}
-int omap_request_gpio(int gpio)
+static int omap_gpio_request(struct gpio_chip *chip, unsigned offset)
{
- struct gpio_bank *bank;
+ struct gpio_bank *bank = container_of(chip, struct gpio_bank, chip);
unsigned long flags;
- int status;
-
- if (check_gpio(gpio) < 0)
- return -EINVAL;
- status = gpio_request(gpio, NULL);
- if (status < 0)
- return status;
-
- bank = get_gpio_bank(gpio);
spin_lock_irqsave(&bank->lock, flags);
/* Set trigger to none. You need to enable the desired trigger with
* request_irq() or set_irq_type().
*/
- _set_gpio_triggering(bank, get_gpio_index(gpio), IRQ_TYPE_NONE);
+ _set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
#ifdef CONFIG_ARCH_OMAP15XX
if (bank->method == METHOD_GPIO_1510) {
@@ -933,7 +914,7 @@ int omap_request_gpio(int gpio)
/* Claim the pin for MPU */
reg = bank->base + OMAP1510_GPIO_PIN_CONTROL;
- __raw_writel(__raw_readl(reg) | (1 << get_gpio_index(gpio)), reg);
+ __raw_writel(__raw_readl(reg) | (1 << offset), reg);
}
#endif
spin_unlock_irqrestore(&bank->lock, flags);
@@ -941,39 +922,28 @@ int omap_request_gpio(int gpio)
return 0;
}
-void omap_free_gpio(int gpio)
+static void omap_gpio_free(struct gpio_chip *chip, unsigned offset)
{
- struct gpio_bank *bank;
+ struct gpio_bank *bank = container_of(chip, struct gpio_bank, chip);
unsigned long flags;
- if (check_gpio(gpio) < 0)
- return;
- bank = get_gpio_bank(gpio);
spin_lock_irqsave(&bank->lock, flags);
- if (unlikely(!gpiochip_is_requested(&bank->chip,
- get_gpio_index(gpio)))) {
- spin_unlock_irqrestore(&bank->lock, flags);
- printk(KERN_ERR "omap-gpio: GPIO %d wasn't reserved!\n", gpio);
- dump_stack();
- return;
- }
#ifdef CONFIG_ARCH_OMAP16XX
if (bank->method == METHOD_GPIO_1610) {
/* Disable wake-up during idle for dynamic tick */
void __iomem *reg = bank->base + OMAP1610_GPIO_CLEAR_WAKEUPENA;
- __raw_writel(1 << get_gpio_index(gpio), reg);
+ __raw_writel(1 << offset, reg);
}
#endif
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
if (bank->method == METHOD_GPIO_24XX) {
/* Disable wake-up during idle for dynamic tick */
void __iomem *reg = bank->base + OMAP24XX_GPIO_CLEARWKUENA;
- __raw_writel(1 << get_gpio_index(gpio), reg);
+ __raw_writel(1 << offset, reg);
}
#endif
- _reset_gpio(bank, gpio);
+ _reset_gpio(bank, bank->chip.base + offset);
spin_unlock_irqrestore(&bank->lock, flags);
- gpio_free(gpio);
}
/*
@@ -1252,7 +1222,7 @@ static int gpio_input(struct gpio_chip *chip, unsigned offset)
static int gpio_get(struct gpio_chip *chip, unsigned offset)
{
- return omap_get_gpio_datain(chip->base + offset);
+ return __omap_get_gpio_datain(chip->base + offset);
}
static int gpio_output(struct gpio_chip *chip, unsigned offset, int value)
@@ -1279,6 +1249,14 @@ static void gpio_set(struct gpio_chip *chip, unsigned offset, int value)
spin_unlock_irqrestore(&bank->lock, flags);
}
+static int gpio_2irq(struct gpio_chip *chip, unsigned offset)
+{
+ struct gpio_bank *bank;
+
+ bank = container_of(chip, struct gpio_bank, chip);
+ return bank->virtual_irq_start + offset;
+}
+
/*---------------------------------------------------------------------*/
static int initialized;
@@ -1296,7 +1274,6 @@ static struct clk * gpio5_fck;
#endif
#if defined(CONFIG_ARCH_OMAP3)
-static struct clk *gpio_fclks[OMAP34XX_NR_GPIOS];
static struct clk *gpio_iclks[OMAP34XX_NR_GPIOS];
#endif
@@ -1310,9 +1287,7 @@ static int __init _omap_gpio_init(void)
int i;
int gpio = 0;
struct gpio_bank *bank;
-#if defined(CONFIG_ARCH_OMAP3)
char clk_name[11];
-#endif
initialized = 1;
@@ -1367,12 +1342,6 @@ static int __init _omap_gpio_init(void)
printk(KERN_ERR "Could not get %s\n", clk_name);
else
clk_enable(gpio_iclks[i]);
- sprintf(clk_name, "gpio%d_fck", i + 1);
- gpio_fclks[i] = clk_get(NULL, clk_name);
- if (IS_ERR(gpio_fclks[i]))
- printk(KERN_ERR "Could not get %s\n", clk_name);
- else
- clk_enable(gpio_fclks[i]);
}
}
#endif
@@ -1479,10 +1448,13 @@ static int __init _omap_gpio_init(void)
/* REVISIT eventually switch from OMAP-specific gpio structs
* over to the generic ones
*/
+ bank->chip.request = omap_gpio_request;
+ bank->chip.free = omap_gpio_free;
bank->chip.direction_input = gpio_input;
bank->chip.get = gpio_get;
bank->chip.direction_output = gpio_output;
bank->chip.set = gpio_set;
+ bank->chip.to_irq = gpio_2irq;
if (bank_is_mpuio(bank)) {
bank->chip.label = "mpuio";
#ifdef CONFIG_ARCH_OMAP16XX
@@ -1511,6 +1483,13 @@ static int __init _omap_gpio_init(void)
}
set_irq_chained_handler(bank->irq, gpio_irq_handler);
set_irq_data(bank->irq, bank);
+
+ if (cpu_is_omap34xx()) {
+ sprintf(clk_name, "gpio%d_dbck", i + 1);
+ bank->dbck = clk_get(NULL, clk_name);
+ if (IS_ERR(bank->dbck))
+ printk(KERN_ERR "Could not get %s\n", clk_name);
+ }
}
/* Enable system clock for GPIO module.
@@ -1739,12 +1718,6 @@ static int __init omap_gpio_sysinit(void)
return ret;
}
-EXPORT_SYMBOL(omap_request_gpio);
-EXPORT_SYMBOL(omap_free_gpio);
-EXPORT_SYMBOL(omap_set_gpio_direction);
-EXPORT_SYMBOL(omap_set_gpio_dataout);
-EXPORT_SYMBOL(omap_get_gpio_datain);
-
arch_initcall(omap_gpio_sysinit);
@@ -1801,14 +1774,14 @@ static int dbg_gpio_show(struct seq_file *s, void *unused)
continue;
irq = bank->virtual_irq_start + j;
- value = omap_get_gpio_datain(gpio);
+ value = gpio_get_value(gpio);
is_in = gpio_is_input(bank, mask);
if (bank_is_mpuio(bank))
seq_printf(s, "MPUIO %2d ", j);
else
seq_printf(s, "GPIO %3d ", gpio);
- seq_printf(s, "(%10s): %s %s",
+ seq_printf(s, "(%-20.20s): %s %s",
label,
is_in ? "in " : "out",
value ? "hi" : "lo");
diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c
index 0e6d147ab6f8..89a6ab0b7db8 100644
--- a/arch/arm/plat-omap/i2c.c
+++ b/arch/arm/plat-omap/i2c.c
@@ -79,26 +79,43 @@ static struct platform_device omap_i2c_devices[] = {
#endif
};
-static void __init omap_i2c_mux_pins(int bus_id)
+#if defined(CONFIG_ARCH_OMAP24XX)
+static const int omap24xx_pins[][2] = {
+ { M19_24XX_I2C1_SCL, L15_24XX_I2C1_SDA },
+ { J15_24XX_I2C2_SCL, H19_24XX_I2C2_SDA },
+};
+#else
+static const int omap24xx_pins[][2] = {};
+#endif
+#if defined(CONFIG_ARCH_OMAP34XX)
+static const int omap34xx_pins[][2] = {
+ { K21_34XX_I2C1_SCL, J21_34XX_I2C1_SDA},
+ { AF15_34XX_I2C2_SCL, AE15_34XX_I2C2_SDA},
+ { AF14_34XX_I2C3_SCL, AG14_34XX_I2C3_SDA},
+};
+#else
+static const int omap34xx_pins[][2] = {};
+#endif
+
+static void __init omap_i2c_mux_pins(int bus)
{
- /* TODO: Muxing for OMAP3 */
- switch (bus_id) {
- case 1:
- if (cpu_class_is_omap1()) {
- omap_cfg_reg(I2C_SCL);
- omap_cfg_reg(I2C_SDA);
- } else if (cpu_is_omap24xx()) {
- omap_cfg_reg(M19_24XX_I2C1_SCL);
- omap_cfg_reg(L15_24XX_I2C1_SDA);
- }
- break;
- case 2:
- if (cpu_is_omap24xx()) {
- omap_cfg_reg(J15_24XX_I2C2_SCL);
- omap_cfg_reg(H19_24XX_I2C2_SDA);
- }
- break;
+ int scl, sda;
+
+ if (cpu_class_is_omap1()) {
+ scl = I2C_SCL;
+ sda = I2C_SDA;
+ } else if (cpu_is_omap24xx()) {
+ scl = omap24xx_pins[bus][0];
+ sda = omap24xx_pins[bus][1];
+ } else if (cpu_is_omap34xx()) {
+ scl = omap34xx_pins[bus][0];
+ sda = omap34xx_pins[bus][1];
+ } else {
+ return;
}
+
+ omap_cfg_reg(sda);
+ omap_cfg_reg(scl);
}
int __init omap_register_i2c_bus(int bus_id, u32 clkrate,
@@ -142,6 +159,6 @@ int __init omap_register_i2c_bus(int bus_id, u32 clkrate,
res[1].start = irq;
}
- omap_i2c_mux_pins(bus_id);
+ omap_i2c_mux_pins(bus_id - 1);
return platform_device_register(pdev);
}
diff --git a/arch/arm/plat-omap/include/mach/board-apollon.h b/arch/arm/plat-omap/include/mach/board-apollon.h
index 731c858cf3fe..61bd5e8f09b1 100644
--- a/arch/arm/plat-omap/include/mach/board-apollon.h
+++ b/arch/arm/plat-omap/include/mach/board-apollon.h
@@ -29,12 +29,14 @@
#ifndef __ASM_ARCH_OMAP_APOLLON_H
#define __ASM_ARCH_OMAP_APOLLON_H
+#include <mach/cpu.h>
+
extern void apollon_mmc_init(void);
static inline int apollon_plus(void)
{
/* The apollon plus has IDCODE revision 5 */
- return system_rev & 0xc0;
+ return omap_rev() & 0xc0;
}
/* Placeholder for APOLLON specific defines */
diff --git a/arch/arm/plat-omap/include/mach/board-ldp.h b/arch/arm/plat-omap/include/mach/board-ldp.h
index 66e2746c04ca..f23399665212 100644
--- a/arch/arm/plat-omap/include/mach/board-ldp.h
+++ b/arch/arm/plat-omap/include/mach/board-ldp.h
@@ -32,5 +32,8 @@
extern void twl4030_bci_battery_init(void);
#define TWL4030_IRQNUM INT_34XX_SYS_NIRQ
-
+#define LDP_SMC911X_CS 1
+#define LDP_SMC911X_GPIO 152
+#define DEBUG_BASE 0x08000000
+#define OMAP34XX_ETHR_START DEBUG_BASE
#endif /* __ASM_ARCH_OMAP_LDP_H */
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index e0464187209d..b2062f1175de 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -28,13 +28,18 @@
struct omap_chip_id {
u8 oc;
+ u8 type;
};
#define OMAP_CHIP_INIT(x) { .oc = x }
-extern unsigned int system_rev;
-
-#define omap2_cpu_rev() ((system_rev >> 12) & 0x0f)
+/*
+ * omap_rev bits:
+ * CPU id bits (0730, 1510, 1710, 2422...) [31:16]
+ * CPU revision (See _REV_ defined in cpu.h) [15:08]
+ * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00]
+ */
+unsigned int omap_rev(void);
/*
* Test if multicore OMAP support is needed
@@ -108,7 +113,7 @@ extern unsigned int system_rev;
* cpu_is_omap243x(): True for OMAP2430
* cpu_is_omap343x(): True for OMAP3430
*/
-#define GET_OMAP_CLASS ((system_rev >> 24) & 0xff)
+#define GET_OMAP_CLASS (omap_rev() & 0xff)
#define IS_OMAP_CLASS(class, id) \
static inline int is_omap ##class (void) \
@@ -116,7 +121,7 @@ static inline int is_omap ##class (void) \
return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
}
-#define GET_OMAP_SUBCLASS ((system_rev >> 20) & 0x0fff)
+#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff)
#define IS_OMAP_SUBCLASS(subclass, id) \
static inline int is_omap ##subclass (void) \
@@ -226,7 +231,7 @@ IS_OMAP_SUBCLASS(343x, 0x343)
* cpu_is_omap2430(): True for OMAP2430
* cpu_is_omap3430(): True for OMAP3430
*/
-#define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff)
+#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
#define IS_OMAP_TYPE(type, id) \
static inline int is_omap ##type (void) \
@@ -320,44 +325,20 @@ IS_OMAP_TYPE(3430, 0x3430)
#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx())
#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
-/*
- * Macros to detect silicon revision of OMAP2/3 processors.
- * is_sil_rev_greater_than: true if passed cpu type & its rev is greater.
- * is_sil_rev_lesser_than: true if passed cpu type & its rev is lesser.
- * is_sil_rev_equal_to: true if passed cpu type & its rev is equal.
- * get_sil_rev: return the silicon rev value.
- */
-#define get_sil_omap_type(rev) ((rev & 0xffff0000) >> 16)
-#define get_sil_revision(rev) ((rev & 0x0000f000) >> 12)
-#define is_sil_rev_greater_than(rev) \
- ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \
- (get_sil_revision(system_rev) > get_sil_revision(rev)))
+/* Various silicon revisions for omap2 */
+#define OMAP242X_CLASS 0x24200024
+#define OMAP2420_REV_ES1_0 0x24200024
+#define OMAP2420_REV_ES2_0 0x24201024
-#define is_sil_rev_less_than(rev) \
- ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \
- (get_sil_revision(system_rev) < get_sil_revision(rev)))
+#define OMAP243X_CLASS 0x24300024
+#define OMAP2430_REV_ES1_0 0x24300024
-#define is_sil_rev_equal_to(rev) \
- ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \
- (get_sil_revision(system_rev) == get_sil_revision(rev)))
-
-#define get_sil_rev() \
- get_sil_revision(system_rev)
-
-/* Various silicon macros defined here */
-#define OMAP242X_CLASS 0x24200000
-#define OMAP2420_REV_ES1_0 0x24200000
-#define OMAP2420_REV_ES2_0 0x24201000
-
-#define OMAP243X_CLASS 0x24300000
-#define OMAP2430_REV_ES1_0 0x24300000
-
-#define OMAP343X_CLASS 0x34300000
-#define OMAP3430_REV_ES1_0 0x34300000
-#define OMAP3430_REV_ES2_0 0x34301000
-#define OMAP3430_REV_ES2_1 0x34302000
-#define OMAP3430_REV_ES2_2 0x34303000
+#define OMAP343X_CLASS 0x34300034
+#define OMAP3430_REV_ES1_0 0x34300034
+#define OMAP3430_REV_ES2_0 0x34301034
+#define OMAP3430_REV_ES2_1 0x34302034
+#define OMAP3430_REV_ES3_0 0x34303034
/*
* omap_chip bits
@@ -382,23 +363,16 @@ IS_OMAP_TYPE(3430, 0x3430)
#define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430)
int omap_chip_is(struct omap_chip_id oci);
-
+int omap_type(void);
/*
* Macro to detect device type i.e. EMU/HS/TST/GP/BAD
*/
-#define DEVICE_TYPE_TEST 0
-#define DEVICE_TYPE_EMU 1
-#define DEVICE_TYPE_SEC 2
-#define DEVICE_TYPE_GP 3
-#define DEVICE_TYPE_BAD 4
-
-#define get_device_type() ((system_rev & 0x700) >> 8)
-#define is_device_type_test() (get_device_type() == DEVICE_TYPE_TEST)
-#define is_device_type_emu() (get_device_type() == DEVICE_TYPE_EMU)
-#define is_device_type_sec() (get_device_type() == DEVICE_TYPE_SEC)
-#define is_device_type_gp() (get_device_type() == DEVICE_TYPE_GP)
-#define is_device_type_bad() (get_device_type() == DEVICE_TYPE_BAD)
+#define OMAP2_DEVICE_TYPE_TEST 0
+#define OMAP2_DEVICE_TYPE_EMU 1
+#define OMAP2_DEVICE_TYPE_SEC 2
+#define OMAP2_DEVICE_TYPE_GP 3
+#define OMAP2_DEVICE_TYPE_BAD 4
void omap2_check_revision(void);
diff --git a/arch/arm/plat-omap/include/mach/gpio.h b/arch/arm/plat-omap/include/mach/gpio.h
index 98e9008b7e9d..04e68e88f134 100644
--- a/arch/arm/plat-omap/include/mach/gpio.h
+++ b/arch/arm/plat-omap/include/mach/gpio.h
@@ -71,11 +71,6 @@
IH_GPIO_BASE + (nr))
extern int omap_gpio_init(void); /* Call from board init only */
-extern int omap_request_gpio(int gpio);
-extern void omap_free_gpio(int gpio);
-extern void omap_set_gpio_direction(int gpio, int is_input);
-extern void omap_set_gpio_dataout(int gpio, int enable);
-extern int omap_get_gpio_datain(int gpio);
extern void omap2_gpio_prepare_for_retention(void);
extern void omap2_gpio_resume_after_retention(void);
extern void omap_set_gpio_debounce(int gpio, int enable);
@@ -92,6 +87,16 @@ extern void omap_set_gpio_debounce_time(int gpio, int enable);
#include <linux/errno.h>
#include <asm-generic/gpio.h>
+static inline int omap_request_gpio(int gpio)
+{
+ return gpio_request(gpio, "FIXME");
+}
+
+static inline void omap_free_gpio(int gpio)
+{
+ gpio_free(gpio);
+}
+
static inline int gpio_get_value(unsigned gpio)
{
return __gpio_get_value(gpio);
@@ -109,16 +114,24 @@ static inline int gpio_cansleep(unsigned gpio)
static inline int gpio_to_irq(unsigned gpio)
{
- if (gpio < (OMAP_MAX_GPIO_LINES + 16))
- return OMAP_GPIO_IRQ(gpio);
- return -EINVAL;
+ return __gpio_to_irq(gpio);
}
static inline int irq_to_gpio(unsigned irq)
{
+ int tmp;
+
+ /* omap1 SOC mpuio */
if (cpu_class_is_omap1() && (irq < (IH_MPUIO_BASE + 16)))
return (irq - IH_MPUIO_BASE) + OMAP_MAX_GPIO_LINES;
- return irq - IH_GPIO_BASE;
+
+ /* SOC gpio */
+ tmp = irq - IH_GPIO_BASE;
+ if (tmp < OMAP_MAX_GPIO_LINES)
+ return tmp;
+
+ /* we don't supply reverse mappings for non-SOC gpios */
+ return -EIO;
}
#endif
diff --git a/arch/arm/plat-omap/include/mach/mux.h b/arch/arm/plat-omap/include/mach/mux.h
index 6bbf1789bed5..f4362b8682c7 100644
--- a/arch/arm/plat-omap/include/mach/mux.h
+++ b/arch/arm/plat-omap/include/mach/mux.h
@@ -632,6 +632,15 @@ enum omap24xx_index {
AC7_2430_USB0HS_DATA7,
/* 2430 McBSP */
+ AD6_2430_MCBSP_CLKS,
+
+ AB2_2430_MCBSP1_CLKR,
+ AD5_2430_MCBSP1_FSR,
+ AA1_2430_MCBSP1_DX,
+ AF3_2430_MCBSP1_DR,
+ AB3_2430_MCBSP1_FSX,
+ Y9_2430_MCBSP1_CLKX,
+
AC10_2430_MCBSP2_FSX,
AD16_2430_MCBSP2_CLX,
AE13_2430_MCBSP2_DX,
@@ -641,6 +650,30 @@ enum omap24xx_index {
AE13_2430_MCBSP2_DX_OFF,
AD13_2430_MCBSP2_DR_OFF,
+ AC9_2430_MCBSP3_CLKX,
+ AE4_2430_MCBSP3_FSX,
+ AE2_2430_MCBSP3_DR,
+ AF4_2430_MCBSP3_DX,
+
+ N3_2430_MCBSP4_CLKX,
+ AD23_2430_MCBSP4_DR,
+ AB25_2430_MCBSP4_DX,
+ AC25_2430_MCBSP4_FSX,
+
+ AE16_2430_MCBSP5_CLKX,
+ AF12_2430_MCBSP5_FSX,
+ K7_2430_MCBSP5_DX,
+ M1_2430_MCBSP5_DR,
+
+ /* 2430 McSPI*/
+ Y18_2430_MCSPI1_CLK,
+ AD15_2430_MCSPI1_SIMO,
+ AE17_2430_MCSPI1_SOMI,
+ U1_2430_MCSPI1_CS0,
+
+ /* Touchscreen GPIO */
+ AF19_2430_GPIO_85,
+
};
enum omap34xx_index {
@@ -749,6 +782,14 @@ enum omap34xx_index {
AD2_3430_USB3FS_PHY_MM3_TXDAT,
AC1_3430_USB3FS_PHY_MM3_TXEN_N,
+ /* 34xx GPIO
+ * - normally these are bidirectional, no internal pullup/pulldown
+ * - "_UP" suffix (GPIO3_UP) if internal pullup is configured
+ * - "_DOWN" suffix (GPIO3_DOWN) with internal pulldown
+ * - "_OUT" suffix (GPIO3_OUT) for output-only pins (unlike 24xx)
+ */
+ AH8_34XX_GPIO29,
+ J25_34XX_GPIO170,
};
struct omap_mux_cfg {
diff --git a/arch/arm/plat-omap/include/mach/omapfb.h b/arch/arm/plat-omap/include/mach/omapfb.h
index ec67fb428607..7b74d1255e0b 100644
--- a/arch/arm/plat-omap/include/mach/omapfb.h
+++ b/arch/arm/plat-omap/include/mach/omapfb.h
@@ -353,8 +353,8 @@ struct omapfb_device {
u32 pseudo_palette[17];
struct lcd_panel *panel; /* LCD panel */
- struct lcd_ctrl *ctrl; /* LCD controller */
- struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */
+ const struct lcd_ctrl *ctrl; /* LCD controller */
+ const struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */
struct lcd_ctrl_extif *ext_if; /* LCD ctrl external
interface */
struct device *dev;
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 9f9a921829c0..be7bcaf2b832 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -24,6 +24,7 @@
#include <mach/sram.h>
#include <mach/board.h>
+#include <mach/cpu.h>
#include <mach/control.h>
@@ -87,7 +88,7 @@ static int is_sram_locked(void)
int type = 0;
if (cpu_is_omap242x())
- type = system_rev & OMAP2_DEVICETYPE_MASK;
+ type = omap_rev() & OMAP2_DEVICETYPE_MASK;
if (type == GP_DEVICE) {
/* RAMFW: R/W access to all initiators for all qualifier sets */
@@ -255,7 +256,7 @@ void omap_sram_reprogram_clock(u32 dpllctl, u32 ckctl)
if (!_omap_sram_reprogram_clock)
omap_sram_error();
- return _omap_sram_reprogram_clock(dpllctl, ckctl);
+ _omap_sram_reprogram_clock(dpllctl, ckctl);
}
int __init omap1_sram_init(void)
@@ -282,8 +283,8 @@ void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
if (!_omap2_sram_ddr_init)
omap_sram_error();
- return _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl,
- base_cs, force_unlock);
+ _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl,
+ base_cs, force_unlock);
}
static void (*_omap2_sram_reprogram_sdrc)(u32 perf_level, u32 dll_val,
@@ -294,7 +295,7 @@ void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val, u32 mem_type)
if (!_omap2_sram_reprogram_sdrc)
omap_sram_error();
- return _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type);
+ _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type);
}
static u32 (*_omap2_set_prcm)(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);