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authorStefan Roese <sr@denx.de>2007-11-15 14:23:55 +0100
committerStefan Roese <sr@denx.de>2007-11-15 14:23:55 +0100
commitaee747f19b460a0e9da20ff21e90fdaac1cec359 (patch)
tree25d51927229b6622f41f093f2e9ba502121041b5 /cpu
parent8ada0ebf38e4073beea0309188b25d82a112a2ae (diff)
ppc4xx: Enable 440 GPIO init table CFG_440_GPIO_TABLE for 405 platforms
- Rename CFG_440_GPIO_TABLE to CFG_4xx_GPIO_TABLE - Cleanup of the 4xx GPIO functions - Move some GPIO defines from the cpu headers ppc405.h/ppc440.h into gpio.h Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'cpu')
-rw-r--r--cpu/ppc4xx/cpu_init.c6
-rw-r--r--cpu/ppc4xx/gpio.c134
2 files changed, 62 insertions, 78 deletions
diff --git a/cpu/ppc4xx/cpu_init.c b/cpu/ppc4xx/cpu_init.c
index afb94cc0700..01ab523c512 100644
--- a/cpu/ppc4xx/cpu_init.c
+++ b/cpu/ppc4xx/cpu_init.c
@@ -112,7 +112,7 @@ cpu_init_f (void)
unsigned long val;
#endif
-#if defined(CONFIG_405EP) || defined (CONFIG_405EX)
+#if (defined(CONFIG_405EP) || defined (CONFIG_405EX)) && !defined(CFG_4xx_GPIO_TABLE)
/*
* GPIO0 setup (select GPIO or alternate function)
*/
@@ -144,9 +144,9 @@ cpu_init_f (void)
#endif /* CONFIG_405EP */
#endif /* CONFIG_405EP */
-#if defined(CFG_440_GPIO_TABLE)
+#if defined(CFG_4xx_GPIO_TABLE)
gpio_set_chip_configuration();
-#endif /* CFG_440_GPIO_TABLE */
+#endif /* CFG_4xx_GPIO_TABLE */
/*
* External Bus Controller (EBC) Setup
diff --git a/cpu/ppc4xx/gpio.c b/cpu/ppc4xx/gpio.c
index 50f2fdf1139..dcf1fba8384 100644
--- a/cpu/ppc4xx/gpio.c
+++ b/cpu/ppc4xx/gpio.c
@@ -26,8 +26,8 @@
#include <asm/io.h>
#include <asm/gpio.h>
-#if defined(CFG_440_GPIO_TABLE)
-gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX] = CFG_440_GPIO_TABLE;
+#if defined(CFG_4xx_GPIO_TABLE)
+gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX] = CFG_4xx_GPIO_TABLE;
#endif
#if defined(GPIO0_OSRL)
@@ -55,10 +55,10 @@ void gpio_config(int pin, int in_out, int gpio_alt, int out_val)
mask2 = 0xc0000000 >> (pin2 << 1);
/* first set TCR to 0 */
- out32(GPIO0_TCR + offs, in32(GPIO0_TCR + offs) & ~mask);
+ out_be32((void *)GPIO0_TCR + offs, in_be32((void *)GPIO0_TCR + offs) & ~mask);
if (in_out == GPIO_OUT) {
- val = in32(GPIO0_OSRL + offs + offs2) & ~mask2;
+ val = in_be32((void *)GPIO0_OSRL + offs + offs2) & ~mask2;
switch (gpio_alt) {
case GPIO_ALT1:
val |= GPIO_ALT1_SEL >> pin2;
@@ -70,20 +70,23 @@ void gpio_config(int pin, int in_out, int gpio_alt, int out_val)
val |= GPIO_ALT3_SEL >> pin2;
break;
}
- out32(GPIO0_OSRL + offs + offs2, val);
+ out_be32((void *)GPIO0_OSRL + offs + offs2, val);
/* setup requested output value */
if (out_val == GPIO_OUT_0)
- out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) & ~mask);
+ out_be32((void *)GPIO0_OR + offs,
+ in_be32((void *)GPIO0_OR + offs) & ~mask);
else if (out_val == GPIO_OUT_1)
- out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) | mask);
+ out_be32((void *)GPIO0_OR + offs,
+ in_be32((void *)GPIO0_OR + offs) | mask);
/* now configure TCR to drive output if selected */
- out32(GPIO0_TCR + offs, in32(GPIO0_TCR + offs) | mask);
+ out_be32((void *)GPIO0_TCR + offs,
+ in_be32((void *)GPIO0_TCR + offs) | mask);
} else {
- val = in32(GPIO0_ISR1L + offs + offs2) & ~mask2;
+ val = in_be32((void *)GPIO0_ISR1L + offs + offs2) & ~mask2;
val |= GPIO_IN_SEL >> pin2;
- out32(GPIO0_ISR1L + offs + offs2, val);
+ out_be32((void *)GPIO0_ISR1L + offs + offs2, val);
}
}
#endif /* GPIO_OSRL */
@@ -98,9 +101,11 @@ void gpio_write_bit(int pin, int val)
}
if (val)
- out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) | GPIO_VAL(pin));
+ out_be32((void *)GPIO0_OR + offs,
+ in_be32((void *)GPIO0_OR + offs) | GPIO_VAL(pin));
else
- out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) & ~GPIO_VAL(pin));
+ out_be32((void *)GPIO0_OR + offs,
+ in_be32((void *)GPIO0_OR + offs) & ~GPIO_VAL(pin));
}
int gpio_read_out_bit(int pin)
@@ -112,10 +117,10 @@ int gpio_read_out_bit(int pin)
pin -= GPIO_MAX;
}
- return (in32(GPIO0_OR + offs) & GPIO_VAL(pin) ? 1 : 0);
+ return (in_be32((void *)GPIO0_OR + offs) & GPIO_VAL(pin) ? 1 : 0);
}
-#if defined(CFG_440_GPIO_TABLE)
+#if defined(CFG_4xx_GPIO_TABLE)
void gpio_set_chip_configuration(void)
{
unsigned char i=0, j=0, offs=0, gpio_core;
@@ -141,24 +146,24 @@ void gpio_set_chip_configuration(void)
break;
case GPIO_ALT1:
- reg = in32(GPIO_IS1(core_add+offs))
+ reg = in_be32((void *)GPIO_IS1(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_IN_SEL >> (j*2));
- out32(GPIO_IS1(core_add+offs), reg);
+ out_be32((void *)GPIO_IS1(core_add+offs), reg);
break;
case GPIO_ALT2:
- reg = in32(GPIO_IS2(core_add+offs))
+ reg = in_be32((void *)GPIO_IS2(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_IN_SEL >> (j*2));
- out32(GPIO_IS2(core_add+offs), reg);
+ out_be32((void *)GPIO_IS2(core_add+offs), reg);
break;
case GPIO_ALT3:
- reg = in32(GPIO_IS3(core_add+offs))
+ reg = in_be32((void *)GPIO_IS3(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_IN_SEL >> (j*2));
- out32(GPIO_IS3(core_add+offs), reg);
+ out_be32((void *)GPIO_IS3(core_add+offs), reg);
break;
}
}
@@ -168,87 +173,66 @@ void gpio_set_chip_configuration(void)
switch (gpio_tab[gpio_core][i].alt_nb) {
case GPIO_SEL:
- if (gpio_core == GPIO0) {
- /*
- * Setup output value
- * 1 -> high level
- * 0 -> low level
- * else -> don't touch
- */
- reg = in32(GPIO0_OR);
- if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_1)
- reg |= (0x80000000 >> (i));
- else if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_0)
- reg &= ~(0x80000000 >> (i));
- out32(GPIO0_OR, reg);
-
- reg = in32(GPIO0_TCR) | (0x80000000 >> (i));
- out32(GPIO0_TCR, reg);
- }
-
-#ifdef GPIO1
- if (gpio_core == GPIO1) {
- /*
- * Setup output value
- * 1 -> high level
- * 0 -> low level
- * else -> don't touch
- */
- reg = in32(GPIO1_OR);
- if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_1)
- reg |= (0x80000000 >> (i));
- else if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_0)
- reg &= ~(0x80000000 >> (i));
- out32(GPIO1_OR, reg);
-
- reg = in32(GPIO1_TCR) | (0x80000000 >> (i));
- out32(GPIO1_TCR, reg);
- }
-#endif /* GPIO1 */
-
- reg = in32(GPIO_OS(core_add+offs))
+ /*
+ * Setup output value
+ * 1 -> high level
+ * 0 -> low level
+ * else -> don't touch
+ */
+ reg = in_be32((void *)GPIO_OR(core_add));
+ if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_1)
+ reg |= (0x80000000 >> (i));
+ else if (gpio_tab[gpio_core][i].out_val == GPIO_OUT_0)
+ reg &= ~(0x80000000 >> (i));
+ out_be32((void *)GPIO_OR(core_add), reg);
+
+ reg = in_be32((void *)GPIO_TCR(core_add)) |
+ (0x80000000 >> (i));
+ out_be32((void *)GPIO_TCR(core_add), reg);
+
+ reg = in_be32((void *)GPIO_OS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
- out32(GPIO_OS(core_add+offs), reg);
- reg = in32(GPIO_TS(core_add+offs))
+ out_be32((void *)GPIO_OS(core_add+offs), reg);
+ reg = in_be32((void *)GPIO_TS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
- out32(GPIO_TS(core_add+offs), reg);
+ out_be32((void *)GPIO_TS(core_add+offs), reg);
break;
case GPIO_ALT1:
- reg = in32(GPIO_OS(core_add+offs))
+ reg = in_be32((void *)GPIO_OS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT1_SEL >> (j*2));
- out32(GPIO_OS(core_add+offs), reg);
- reg = in32(GPIO_TS(core_add+offs))
+ out_be32((void *)GPIO_OS(core_add+offs), reg);
+ reg = in_be32((void *)GPIO_TS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT1_SEL >> (j*2));
- out32(GPIO_TS(core_add+offs), reg);
+ out_be32((void *)GPIO_TS(core_add+offs), reg);
break;
case GPIO_ALT2:
- reg = in32(GPIO_OS(core_add+offs))
+ reg = in_be32((void *)GPIO_OS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT2_SEL >> (j*2));
- out32(GPIO_OS(core_add+offs), reg);
- reg = in32(GPIO_TS(core_add+offs))
+ out_be32((void *)GPIO_OS(core_add+offs), reg);
+ reg = in_be32((void *)GPIO_TS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT2_SEL >> (j*2));
- out32(GPIO_TS(core_add+offs), reg);
+ out_be32((void *)GPIO_TS(core_add+offs), reg);
break;
case GPIO_ALT3:
- reg = in32(GPIO_OS(core_add+offs))
+ reg = in_be32((void *)GPIO_OS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT3_SEL >> (j*2));
- out32(GPIO_OS(core_add+offs), reg);
- reg = in32(GPIO_TS(core_add+offs))
+ out_be32((void *)GPIO_OS(core_add+offs), reg);
+ reg = in_be32((void *)GPIO_TS(core_add+offs))
& ~(GPIO_MASK >> (j*2));
reg = reg | (GPIO_ALT3_SEL >> (j*2));
- out32(GPIO_TS(core_add+offs), reg);
+ out_be32((void *)GPIO_TS(core_add+offs), reg);
break;
}
}
}
}
}
-#endif /* CFG_440_GPIO_TABLE */
+#endif /* CFG_4xx_GPIO_TABLE */