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authorJohn Crispin <john@openwrt.org>2007-12-13 23:05:45 +0000
committerJohn Crispin <john@openwrt.org>2007-12-13 23:05:45 +0000
commit809bc0321fd97187df0ea2838caf857c56d3952a (patch)
tree3e8aaa71c925266a399b3250e7f3bc41655b6f2f
parentf2934ef6d44fa0d3119e4a9670c3dd2f9b4c10ba (diff)
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more danube led clean up
SVN-Revision: 9746
-rw-r--r--target/linux/danube/files/drivers/char/danube_led.c235
-rw-r--r--target/linux/danube/files/include/asm-mips/danube/danube.h4
2 files changed, 104 insertions, 135 deletions
diff --git a/target/linux/danube/files/drivers/char/danube_led.c b/target/linux/danube/files/drivers/char/danube_led.c
index ba53abf..9cefe8e 100644
--- a/target/linux/danube/files/drivers/char/danube_led.c
+++ b/target/linux/danube/files/drivers/char/danube_led.c
@@ -29,8 +29,7 @@
#include <asm/unistd.h>
#include <linux/errno.h>
#include <asm/danube/danube.h>
-#include <asm/danube/port.h>
-#include <asm/danube/danube_led.h>
+#include <asm/danube/danube_gpio.h>
#include <asm/danube/danube_gptu.h>
#define LED_CONFIG 0x01
@@ -79,17 +78,6 @@ extern int danube_led_config(struct led_config_param *);
#define RISING_EDGE 0
#define FALLING_EDGE 1
-#define port_reserve_pin danube_port_reserve_pin
-#define port_free_pin danube_port_free_pin
-#define port_set_altsel0 danube_port_set_altsel0
-#define port_clear_altsel0 danube_port_clear_altsel0
-#define port_set_altsel1 danube_port_set_altsel1
-#define port_clear_altsel1 danube_port_clear_altsel1
-#define port_set_dir_out danube_port_set_dir_out
-#define port_clear_dir_out danube_port_clear_dir_out
-#define port_set_open_drain danube_port_set_open_drain
-#define port_clear_open_drain danube_port_clear_open_drain
-
#define LED_SH_PORT 0
#define LED_SH_PIN 4
#define LED_SH_DIR 1
@@ -134,138 +122,112 @@ extern int danube_led_config(struct led_config_param *);
#endif
#if LED_SH_DIR
- #define LED_SH_DIR_SETUP port_set_dir_out
+ #define LED_SH_DIR_SETUP danube_port_set_dir_out
#else
- #define LED_SH_DIR_SETUP port_clear_dir_out
+ #define LED_SH_DIR_SETUP danube_port_clear_dir_out
#endif
#if LED_SH_ALTSEL0
- #define LED_SH_ALTSEL0_SETUP port_set_altsel0
+ #define LED_SH_ALTSEL0_SETUP danube_port_set_altsel0
#else
- #define LED_SH_ALTSEL0_SETUP port_clear_altsel0
+ #define LED_SH_ALTSEL0_SETUP danube_port_clear_altsel0
#endif
#if LED_SH_ALTSEL1
- #define LED_SH_ALTSEL1_SETUP port_set_altsel1
+ #define LED_SH_ALTSEL1_SETUP danube_port_set_altsel1
#else
- #define LED_SH_ALTSEL1_SETUP port_clear_altsel1
+ #define LED_SH_ALTSEL1_SETUP danube_port_clear_altsel1
#endif
#if LED_SH_OPENDRAIN
- #define LED_SH_OPENDRAIN_SETUP port_set_open_drain
+ #define LED_SH_OPENDRAIN_SETUP danube_port_set_open_drain
#else
- #define LED_SH_OPENDRAIN_SETUP port_clear_open_drain
+ #define LED_SH_OPENDRAIN_SETUP danube_port_clear_open_drain
#endif
#if LED_D_DIR
- #define LED_D_DIR_SETUP port_set_dir_out
+ #define LED_D_DIR_SETUP danube_port_set_dir_out
#else
- #define LED_D_DIR_SETUP port_clear_dir_out
+ #define LED_D_DIR_SETUP danube_port_clear_dir_out
#endif
#if LED_D_ALTSEL0
- #define LED_D_ALTSEL0_SETUP port_set_altsel0
+ #define LED_D_ALTSEL0_SETUP danube_port_set_altsel0
#else
- #define LED_D_ALTSEL0_SETUP port_clear_altsel0
+ #define LED_D_ALTSEL0_SETUP danube_port_clear_altsel0
#endif
#if LED_D_ALTSEL1
- #define LED_D_ALTSEL1_SETUP port_set_altsel1
+ #define LED_D_ALTSEL1_SETUP danube_port_set_altsel1
#else
- #define LED_D_ALTSEL1_SETUP port_clear_altsel1
+ #define LED_D_ALTSEL1_SETUP danube_port_clear_altsel1
#endif
#if LED_D_OPENDRAIN
- #define LED_D_OPENDRAIN_SETUP port_set_open_drain
+ #define LED_D_OPENDRAIN_SETUP danube_port_set_open_drain
#else
- #define LED_D_OPENDRAIN_SETUP port_clear_open_drain
+ #define LED_D_OPENDRAIN_SETUP danube_port_clear_open_drain
#endif
#if LED_ST_DIR
- #define LED_ST_DIR_SETUP port_set_dir_out
+ #define LED_ST_DIR_SETUP danube_port_set_dir_out
#else
- #define LED_ST_DIR_SETUP port_clear_dir_out
+ #define LED_ST_DIR_SETUP danube_port_clear_dir_out
#endif
#if LED_ST_ALTSEL0
- #define LED_ST_ALTSEL0_SETUP port_set_altsel0
+ #define LED_ST_ALTSEL0_SETUP danube_port_set_altsel0
#else
- #define LED_ST_ALTSEL0_SETUP port_clear_altsel0
+ #define LED_ST_ALTSEL0_SETUP danube_port_clear_altsel0
#endif
#if LED_ST_ALTSEL1
- #define LED_ST_ALTSEL1_SETUP port_set_altsel1
+ #define LED_ST_ALTSEL1_SETUP danube_port_set_altsel1
#else
- #define LED_ST_ALTSEL1_SETUP port_clear_altsel1
+ #define LED_ST_ALTSEL1_SETUP danube_port_clear_altsel1
#endif
#if LED_ST_OPENDRAIN
- #define LED_ST_OPENDRAIN_SETUP port_set_open_drain
+ #define LED_ST_OPENDRAIN_SETUP danube_port_set_open_drain
#else
- #define LED_ST_OPENDRAIN_SETUP port_clear_open_drain
+ #define LED_ST_OPENDRAIN_SETUP danube_port_clear_open_drain
#endif
#if LED_ADSL0_DIR
- #define LED_ADSL0_DIR_SETUP port_set_dir_out
+ #define LED_ADSL0_DIR_SETUP danube_port_set_dir_out
#else
- #define LED_ADSL0_DIR_SETUP port_clear_dir_out
+ #define LED_ADSL0_DIR_SETUP danube_port_clear_dir_out
#endif
#if LED_ADSL0_ALTSEL0
- #define LED_ADSL0_ALTSEL0_SETUP port_set_altsel0
+ #define LED_ADSL0_ALTSEL0_SETUP danube_port_set_altsel0
#else
- #define LED_ADSL0_ALTSEL0_SETUP port_clear_altsel0
+ #define LED_ADSL0_ALTSEL0_SETUP danube_port_clear_altsel0
#endif
#if LED_ADSL0_ALTSEL1
- #define LED_ADSL0_ALTSEL1_SETUP port_set_altsel1
+ #define LED_ADSL0_ALTSEL1_SETUP danube_port_set_altsel1
#else
- #define LED_ADSL0_ALTSEL1_SETUP port_clear_altsel1
+ #define LED_ADSL0_ALTSEL1_SETUP danube_port_clear_altsel1
#endif
#if LED_ADSL0_OPENDRAIN
- #define LED_ADSL0_OPENDRAIN_SETUP port_set_open_drain
+ #define LED_ADSL0_OPENDRAIN_SETUP danube_port_set_open_drain
#else
- #define LED_ADSL0_OPENDRAIN_SETUP port_clear_open_drain
+ #define LED_ADSL0_OPENDRAIN_SETUP danube_port_clear_open_drain
#endif
#if LED_ADSL1_DIR
- #define LED_ADSL1_DIR_SETUP port_set_dir_out
+ #define LED_ADSL1_DIR_SETUP danube_port_set_dir_out
#else
- #define LED_ADSL1_DIR_SETUP port_clear_dir_out
+ #define LED_ADSL1_DIR_SETUP danube_port_clear_dir_out
#endif
#if LED_ADSL1_ALTSEL0
- #define LED_ADSL1_ALTSEL0_SETUP port_set_altsel0
+ #define LED_ADSL1_ALTSEL0_SETUP danube_port_set_altsel0
#else
- #define LED_ADSL1_ALTSEL0_SETUP port_clear_altsel0
+ #define LED_ADSL1_ALTSEL0_SETUP danube_port_clear_altsel0
#endif
#if LED_ADSL1_ALTSEL1
- #define LED_ADSL1_ALTSEL1_SETUP port_set_altsel1
+ #define LED_ADSL1_ALTSEL1_SETUP danube_port_set_altsel1
#else
- #define LED_ADSL1_ALTSEL1_SETUP port_clear_altsel1
+ #define LED_ADSL1_ALTSEL1_SETUP danube_port_clear_altsel1
#endif
#if LED_ADSL1_OPENDRAIN
- #define LED_ADSL1_OPENDRAIN_SETUP port_set_open_drain
+ #define LED_ADSL1_OPENDRAIN_SETUP danube_port_set_open_drain
#else
- #define LED_ADSL1_OPENDRAIN_SETUP port_clear_open_drain
+ #define LED_ADSL1_OPENDRAIN_SETUP danube_port_clear_open_drain
#endif
#define SET_BITS(x, msb, lsb, value) (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb)))
-static inline int update_led(void);
-
-static inline unsigned int set_update_source(unsigned int, unsigned long, unsigned long);
-static inline unsigned int set_blink_in_batch(unsigned int, unsigned long, unsigned long);
-static inline unsigned int set_data_clock_edge(unsigned int, unsigned long);
-static inline unsigned int set_update_clock(unsigned int, unsigned long, unsigned long);
-static inline unsigned int set_store_mode(unsigned int, unsigned long);
-static inline unsigned int set_shift_clock(unsigned int, unsigned long);
-static inline unsigned int set_data_offset(unsigned int, unsigned long);
-static inline unsigned int set_number_of_enabled_led(unsigned int, unsigned long);
-static inline unsigned int set_data_in_batch(unsigned int, unsigned long, unsigned long);
-static inline unsigned int set_access_right(unsigned int, unsigned long, unsigned long);
-
-static inline void enable_led(void);
-static inline void disable_led(void);
-
-static inline int setup_gpio_port(unsigned long);
-static inline void release_gpio_port(unsigned long);
-
-static inline int setup_gpt(int, unsigned long);
-static inline void release_gpt(int);
-
-static inline int turn_on_led(unsigned long);
-static inline void turn_off_led(unsigned long);
-
-
static struct semaphore led_sem;
static unsigned long gpt_on = 0;
@@ -274,9 +236,6 @@ static unsigned long gpt_freq = 0;
static unsigned long adsl_on = 0;
static unsigned long f_led_on = 0;
-static int module_id;
-
-
static inline int
update_led (void)
{
@@ -331,11 +290,20 @@ set_update_clock (unsigned int reg, unsigned long clock, unsigned long fpid)
{
switch ( clock )
{
- case 0: reg &= ~0xC0000000; break;
- case 1: reg = (reg & ~0xC0000000) | 0x40000000; break;
- case 2: reg = (reg & ~0xCF800000) | 0x80000000 | ((fpid & 0x1F) << 23); break;
+ case 0:
+ reg &= ~0xC0000000;
+ break;
+
+ case 1:
+ reg = (reg & ~0xC0000000) | 0x40000000;
+ break;
+
+ case 2:
+ reg = (reg & ~0xCF800000) | 0x80000000 | ((fpid & 0x1F) << 23);
+ break;
}
- return reg;
+
+ return reg;
}
static inline unsigned int
@@ -383,16 +351,33 @@ enable_led (void)
/* Activate LED module in PMU. */
int i = 1000000;
- *(unsigned long *)0xBF10201C &= ~(1 << 11);
- while ( --i && (*(unsigned long *)0xBF102020 & (1 << 11)) );
- if ( !i )
+ writel(readl(DANUBE_PMU_PWDCR) & ~DANUBE_PMU_PWDCR_LED, DANUBE_PMU_PWDCR);
+ while (--i && (readl(DANUBE_PMU_PWDSR) & DANUBE_PMU_PWDCR_LED)) {}
+
+ if (!i)
panic("Activating LED in PMU failed!");
}
static inline void
disable_led (void)
{
- *(unsigned long *)0xBF10201C |= 1 << 11;
+ writel(readl(DANUBE_PMU_PWDCR) | DANUBE_PMU_PWDCR_LED, DANUBE_PMU_PWDCR);
+}
+
+static inline void
+release_gpio_port (unsigned long adsl)
+{
+ if ( adsl )
+ {
+ danube_port_free_pin(LED_ADSL0_PORT, LED_ADSL0_PIN);
+ danube_port_free_pin(LED_ADSL1_PORT, LED_ADSL1_PIN);
+ }
+ else
+ {
+ danube_port_free_pin(LED_ST_PORT, LED_ST_PIN);
+ danube_port_free_pin(LED_D_PORT, LED_D_PIN);
+ danube_port_free_pin(LED_SH_PORT, LED_SH_PIN);
+ }
}
static inline int
@@ -405,14 +390,14 @@ setup_gpio_port (unsigned long adsl)
*/
if ( adsl )
{
- ret |= port_reserve_pin(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
- ret |= port_reserve_pin(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
+ ret |= danube_port_reserve_pin(LED_ADSL0_PORT, LED_ADSL0_PIN);
+ ret |= danube_port_reserve_pin(LED_ADSL1_PORT, LED_ADSL1_PIN);
}
else
{
- ret |= port_reserve_pin(LED_ST_PORT, LED_ST_PIN, module_id);
- ret |= port_reserve_pin(LED_D_PORT, LED_D_PIN, module_id);
- ret |= port_reserve_pin(LED_SH_PORT, LED_SH_PIN, module_id);
+ ret |= danube_port_reserve_pin(LED_ST_PORT, LED_ST_PIN);
+ ret |= danube_port_reserve_pin(LED_D_PORT, LED_D_PIN);
+ ret |= danube_port_reserve_pin(LED_SH_PORT, LED_SH_PIN);
}
if ( ret )
{
@@ -422,15 +407,15 @@ setup_gpio_port (unsigned long adsl)
if ( adsl )
{
- LED_ADSL0_ALTSEL0_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
- LED_ADSL0_ALTSEL1_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
- LED_ADSL0_DIR_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
- LED_ADSL0_OPENDRAIN_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
-
- LED_ADSL1_ALTSEL0_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
- LED_ADSL1_ALTSEL1_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
- LED_ADSL1_DIR_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
- LED_ADSL1_OPENDRAIN_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
+ LED_ADSL0_ALTSEL0_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN);
+ LED_ADSL0_ALTSEL1_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN);
+ LED_ADSL0_DIR_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN);
+ LED_ADSL0_OPENDRAIN_SETUP(LED_ADSL0_PORT, LED_ADSL0_PIN);
+
+ LED_ADSL1_ALTSEL0_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN);
+ LED_ADSL1_ALTSEL1_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN);
+ LED_ADSL1_DIR_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN);
+ LED_ADSL1_OPENDRAIN_SETUP(LED_ADSL1_PORT, LED_ADSL1_PIN);
}
else
{
@@ -439,47 +424,31 @@ setup_gpio_port (unsigned long adsl)
* I don't check the return value, because I'm sure the value is valid
* and the pins are reserved already.
*/
- LED_ST_ALTSEL0_SETUP(LED_ST_PORT, LED_ST_PIN, module_id);
- LED_ST_ALTSEL1_SETUP(LED_ST_PORT, LED_ST_PIN, module_id);
- LED_ST_DIR_SETUP(LED_ST_PORT, LED_ST_PIN, module_id);
- LED_ST_OPENDRAIN_SETUP(LED_ST_PORT, LED_ST_PIN, module_id);
+ LED_ST_ALTSEL0_SETUP(LED_ST_PORT, LED_ST_PIN);
+ LED_ST_ALTSEL1_SETUP(LED_ST_PORT, LED_ST_PIN);
+ LED_ST_DIR_SETUP(LED_ST_PORT, LED_ST_PIN);
+ LED_ST_OPENDRAIN_SETUP(LED_ST_PORT, LED_ST_PIN);
/*
* Set LED_D
*/
- LED_D_ALTSEL0_SETUP(LED_D_PORT, LED_D_PIN, module_id);
- LED_D_ALTSEL1_SETUP(LED_D_PORT, LED_D_PIN, module_id);
- LED_D_DIR_SETUP(LED_D_PORT, LED_D_PIN, module_id);
- LED_D_OPENDRAIN_SETUP(LED_D_PORT, LED_D_PIN, module_id);
+ LED_D_ALTSEL0_SETUP(LED_D_PORT, LED_D_PIN);
+ LED_D_ALTSEL1_SETUP(LED_D_PORT, LED_D_PIN);
+ LED_D_DIR_SETUP(LED_D_PORT, LED_D_PIN);
+ LED_D_OPENDRAIN_SETUP(LED_D_PORT, LED_D_PIN);
/*
* Set LED_SH
*/
- LED_SH_ALTSEL0_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
- LED_SH_ALTSEL1_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
- LED_SH_DIR_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
- LED_SH_OPENDRAIN_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
+ LED_SH_ALTSEL0_SETUP(LED_SH_PORT, LED_SH_PIN);
+ LED_SH_ALTSEL1_SETUP(LED_SH_PORT, LED_SH_PIN);
+ LED_SH_DIR_SETUP(LED_SH_PORT, LED_SH_PIN);
+ LED_SH_OPENDRAIN_SETUP(LED_SH_PORT, LED_SH_PIN);
}
return 0;
}
-static inline void
-release_gpio_port (unsigned long adsl)
-{
- if ( adsl )
- {
- port_free_pin(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
- port_free_pin(LED_ADSL1_PORT, LED_ADSL1_PIN, module_id);
- }
- else
- {
- port_free_pin(LED_ST_PORT, LED_ST_PIN, module_id);
- port_free_pin(LED_D_PORT, LED_D_PIN, module_id);
- port_free_pin(LED_SH_PORT, LED_SH_PIN, module_id);
- }
-}
-
static inline int
setup_gpt (int timer, unsigned long freq)
{
@@ -880,8 +849,6 @@ danube_led_init (void)
printk(KERN_INFO "led: misc_register on minor = %d\n", led_miscdev.minor);
}
- module_id = THIS_MODULE ? (int)THIS_MODULE : ((MISC_MAJOR << 8) | led_miscdev.minor);
-
up(&led_sem);
/* Add to enable hardware relay */
diff --git a/target/linux/danube/files/include/asm-mips/danube/danube.h b/target/linux/danube/files/include/asm-mips/danube/danube.h
index 512ec49..deb0618 100644
--- a/target/linux/danube/files/include/asm-mips/danube/danube.h
+++ b/target/linux/danube/files/include/asm-mips/danube/danube.h
@@ -160,9 +160,11 @@
#define DANUBE_PMU_BASE_ADDR (KSEG1 + 0x1F102000)
-/* power down control */
#define DANUBE_PMU_PWDCR ((u32*)(DANUBE_PMU_BASE_ADDR + 0x001C))
+#define DANUBE_PMU_PWDSR ((u32*)(DANUBE_PMU_BASE_ADDR + 0x0020))
+
#define DANUBE_PMU_PWDCR_DMA 0x20
+#define DANUBE_PMU_PWDCR_LED 0x800
#define DANUBE_PMU_PWDCR_GPT 0x1000
#define DANUBE_PMU_PWDCR_PPE 0x2000
#define DANUBE_PMU_PWDCR_FPI 0x4000