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[src/trunk]: src/sys/arch/arm/allwinner support PL and PM CPUs-PORT pins on A31
details: https://anonhg.NetBSD.org/src/rev/f651f23cc72d
branches: trunk
changeset: 803289:f651f23cc72d
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Mon Oct 20 19:05:46 2014 +0000
description:
support PL and PM CPUs-PORT pins on A31
diffstat:
sys/arch/arm/allwinner/awin_gpio.c | 112 +++++++++++++++++++++++++++++++-----
1 files changed, 94 insertions(+), 18 deletions(-)
diffs (233 lines):
diff -r ca63e128ad83 -r f651f23cc72d sys/arch/arm/allwinner/awin_gpio.c
--- a/sys/arch/arm/allwinner/awin_gpio.c Mon Oct 20 19:04:22 2014 +0000
+++ b/sys/arch/arm/allwinner/awin_gpio.c Mon Oct 20 19:05:46 2014 +0000
@@ -35,7 +35,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: awin_gpio.c,v 1.11 2014/10/15 23:29:24 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: awin_gpio.c,v 1.12 2014/10/20 19:05:46 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -75,6 +75,7 @@
};
static struct awin_gpio_pin_group {
+ bus_addr_t grp_offset;
uint32_t grp_pin_mask;
uint32_t grp_pin_inuse_mask;
bus_space_handle_t grp_bsh;
@@ -83,6 +84,7 @@
const char grp_nc_name[6];
} pin_groups[] = {
[0] = {
+ .grp_offset = AWIN_PIO_OFFSET + 0 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PA_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[0],
@@ -93,6 +95,7 @@
.grp_nc_name = "nc-pa",
},
[1] = {
+ .grp_offset = AWIN_PIO_OFFSET + 1 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PB_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[1],
@@ -103,6 +106,7 @@
.grp_nc_name = "nc-pb",
},
[2] = {
+ .grp_offset = AWIN_PIO_OFFSET + 2 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PC_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[2],
@@ -113,6 +117,7 @@
.grp_nc_name = "nc-pc",
},
[3] = {
+ .grp_offset = AWIN_PIO_OFFSET + 3 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PD_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[3],
@@ -123,6 +128,7 @@
.grp_nc_name = "nc-pd",
},
[4] = {
+ .grp_offset = AWIN_PIO_OFFSET + 4 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PE_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[4],
@@ -133,6 +139,7 @@
.grp_nc_name = "nc-pe",
},
[5] = {
+ .grp_offset = AWIN_PIO_OFFSET + 5 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PF_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[5],
@@ -143,6 +150,7 @@
.grp_nc_name = "nc-pf",
},
[6] = {
+ .grp_offset = AWIN_PIO_OFFSET + 6 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PG_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[6],
@@ -153,6 +161,7 @@
.grp_nc_name = "nc-pg",
},
[7] = {
+ .grp_offset = AWIN_PIO_OFFSET + 7 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PH_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[7],
@@ -163,6 +172,7 @@
.grp_nc_name = "nc-ph",
},
[8] = {
+ .grp_offset = AWIN_PIO_OFFSET + 8 * AWIN_PIO_GRP_SIZE,
.grp_pin_mask = __BIT(AWIN_PIO_PI_PINS) - 1,
.grp_gc_tag = {
.gp_cookie = &pin_groups[8],
@@ -172,6 +182,50 @@
},
.grp_nc_name = "nc-pi",
},
+ [9] = {
+ .grp_offset = 0,
+ .grp_gc_tag = {
+ .gp_cookie = &pin_groups[9],
+ .gp_pin_read = awin_gpio_pin_read,
+ .gp_pin_write = awin_gpio_pin_write,
+ .gp_pin_ctl = awin_gpio_pin_ctl,
+ },
+ .grp_pin_mask = 0,
+ .grp_nc_name = "nc-pj",
+ },
+ [10] = {
+ .grp_offset = 0,
+ .grp_gc_tag = {
+ .gp_cookie = &pin_groups[10],
+ .gp_pin_read = awin_gpio_pin_read,
+ .gp_pin_write = awin_gpio_pin_write,
+ .gp_pin_ctl = awin_gpio_pin_ctl,
+ },
+ .grp_pin_mask = 0,
+ .grp_nc_name = "nc-pk",
+ },
+ [11] = {
+ .grp_offset = 0,
+ .grp_gc_tag = {
+ .gp_cookie = &pin_groups[11],
+ .gp_pin_read = awin_gpio_pin_read,
+ .gp_pin_write = awin_gpio_pin_write,
+ .gp_pin_ctl = awin_gpio_pin_ctl,
+ },
+ .grp_pin_mask = 0,
+ .grp_nc_name = "nc-pl",
+ },
+ [12] = {
+ .grp_offset = 0,
+ .grp_gc_tag = {
+ .gp_cookie = &pin_groups[12],
+ .gp_pin_read = awin_gpio_pin_read,
+ .gp_pin_write = awin_gpio_pin_write,
+ .gp_pin_ctl = awin_gpio_pin_ctl,
+ },
+ .grp_pin_mask = 0,
+ .grp_nc_name = "nc-pm",
+ },
};
@@ -280,17 +334,6 @@
aprint_naive("\n");
aprint_normal("\n");
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
- pin_groups[0].grp_pin_mask = __BIT(AWIN_A31_PIO_PA_PINS) - 1;
- pin_groups[1].grp_pin_mask = __BIT(AWIN_A31_PIO_PB_PINS) - 1;
- pin_groups[2].grp_pin_mask = __BIT(AWIN_A31_PIO_PC_PINS) - 1;
- pin_groups[3].grp_pin_mask = __BIT(AWIN_A31_PIO_PD_PINS) - 1;
- pin_groups[4].grp_pin_mask = __BIT(AWIN_A31_PIO_PE_PINS) - 1;
- pin_groups[5].grp_pin_mask = __BIT(AWIN_A31_PIO_PF_PINS) - 1;
- pin_groups[6].grp_pin_mask = __BIT(AWIN_A31_PIO_PG_PINS) - 1;
- pin_groups[7].grp_pin_mask = __BIT(AWIN_A31_PIO_PH_PINS) - 1;
- }
-
for (u_int i = 0; i < __arraycount(pin_groups); i++) {
struct awin_gpio_pin_group * const grp = &pin_groups[i];
@@ -369,17 +412,42 @@
awin_gpio_init(void)
{
struct awin_gpio_softc * const sc = &awin_gpio_sc;
- bus_size_t offset = AWIN_PIO_OFFSET;
#ifdef VERBOSE_INIT_ARM
printf(" free");
#endif
- for (u_int i = 0;
- i < __arraycount(pin_groups);
- i++, offset += AWIN_PIO_GRP_SIZE) {
+
+ if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ pin_groups[0].grp_pin_mask = __BIT(AWIN_A31_PIO_PA_PINS) - 1;
+ pin_groups[1].grp_pin_mask = __BIT(AWIN_A31_PIO_PB_PINS) - 1;
+ pin_groups[2].grp_pin_mask = __BIT(AWIN_A31_PIO_PC_PINS) - 1;
+ pin_groups[3].grp_pin_mask = __BIT(AWIN_A31_PIO_PD_PINS) - 1;
+ pin_groups[4].grp_pin_mask = __BIT(AWIN_A31_PIO_PE_PINS) - 1;
+ pin_groups[5].grp_pin_mask = __BIT(AWIN_A31_PIO_PF_PINS) - 1;
+ pin_groups[6].grp_pin_mask = __BIT(AWIN_A31_PIO_PG_PINS) - 1;
+ pin_groups[7].grp_pin_mask = __BIT(AWIN_A31_PIO_PH_PINS) - 1;
+ pin_groups[8].grp_offset = 0; /* PI */
+ pin_groups[8].grp_pin_mask = 0; /* PI */
+ pin_groups[9].grp_offset = 0; /* PJ */
+ pin_groups[9].grp_pin_mask = 0; /* PJ */
+ pin_groups[10].grp_offset = 0; /* PK */
+ pin_groups[10].grp_pin_mask = 0; /* PK */
+ pin_groups[11].grp_offset = AWIN_A31_CPUPIO_OFFSET +
+ 0 * AWIN_PIO_GRP_SIZE;
+ pin_groups[11].grp_pin_mask = __BIT(AWIN_A31_PIO_PL_PINS) - 1;
+ pin_groups[12].grp_offset = AWIN_A31_CPUPIO_OFFSET +
+ 1 * AWIN_PIO_GRP_SIZE;
+ pin_groups[12].grp_pin_mask = __BIT(AWIN_A31_PIO_PM_PINS) - 1;
+ }
+
+ for (u_int i = 0; i < __arraycount(pin_groups); i++) {
struct awin_gpio_pin_group * const grp = &pin_groups[i];
+
+ if (grp->grp_offset == 0)
+ continue;
+
bus_space_subregion(sc->sc_bst, awin_core_bsh,
- offset, AWIN_PIO_GRP_SIZE, &grp->grp_bsh);
+ grp->grp_offset, AWIN_PIO_GRP_SIZE, &grp->grp_bsh);
for (u_int j = 0; j < 4; j++) {
grp->grp_cfg.cfg[j] = bus_space_read_4(sc->sc_bst,
@@ -611,7 +679,14 @@
KASSERT(pin_data[0] == '>' || pin_data[0] == '<');
KASSERT(pin_data[1] == 'P');
- KASSERT('A' <= pin_data[2] && pin_data[2] <= 'I');
+#ifdef DIAGNOSTIC
+ if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ KASSERT(('A' <= pin_data[2] && pin_data[2] <= 'I') ||
+ ('L' <= pin_data[2] && pin_data[2] <= 'M'));
+ } else {
+ KASSERT('A' <= pin_data[2] && pin_data[2] <= 'I');
+ }
+#endif
struct awin_gpio_pin_group * const grp = &pin_groups[pin_data[2] - 'A'];
u_int pin = pin_data[3] - '0';
@@ -622,6 +697,7 @@
}
KASSERT(pin < 32);
+ KASSERT(grp->grp_offset != 0);
KASSERT(grp->grp_pin_mask & __BIT(pin));
KASSERT((grp->grp_pin_inuse_mask & __BIT(pin)) == 0);
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