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author | Jon Loeliger <jdl@freescale.com> | 2008-01-03 09:46:55 -0600 |
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committer | Jon Loeliger <jdl@freescale.com> | 2008-01-03 09:46:55 -0600 |
commit | 2c3536425d987bf079258973e2acebaaef3e16b6 (patch) | |
tree | 659d06dd33eca4888e1f6d01d046507b76dc2d27 /cpu/ppc4xx/gpio.c | |
parent | f743931f9b4d4e15c9bdfe726bef033ea1f1402c (diff) | |
parent | ce37422d0002e10490e268392e0c4e3028e52cec (diff) | |
download | u-boot-imx-2c3536425d987bf079258973e2acebaaef3e16b6.zip u-boot-imx-2c3536425d987bf079258973e2acebaaef3e16b6.tar.gz u-boot-imx-2c3536425d987bf079258973e2acebaaef3e16b6.tar.bz2 |
Merge commit 'wd/master'
Diffstat (limited to 'cpu/ppc4xx/gpio.c')
-rw-r--r-- | cpu/ppc4xx/gpio.c | 136 |
1 files changed, 60 insertions, 76 deletions
diff --git a/cpu/ppc4xx/gpio.c b/cpu/ppc4xx/gpio.c index 50f2fdf..7b09a2f 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) @@ -47,7 +47,7 @@ void gpio_config(int pin, int in_out, int gpio_alt, int out_val) } if (pin >= GPIO_MAX/2) { - offs2 = 0x100; + offs2 = 0x4; pin2 = (pin - GPIO_MAX/2) << 1; } @@ -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 */ |