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[src/trunk]: src/sys/arch/arm/allwinner A80 gpio and watchdog support
details: https://anonhg.NetBSD.org/src/rev/57358a2dff63
branches: trunk
changeset: 804895:57358a2dff63
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Fri Dec 05 11:53:43 2014 +0000
description:
A80 gpio and watchdog support
diffstat:
sys/arch/arm/allwinner/awin_gpio.c | 37 +++++++++++++++++++++++++++++++++-
sys/arch/arm/allwinner/awin_io.c | 10 +++++++-
sys/arch/arm/allwinner/awin_reg.h | 9 ++++++++
sys/arch/arm/allwinner/awin_wdt.c | 41 +++++++++++++++++++++++++++----------
4 files changed, 83 insertions(+), 14 deletions(-)
diffs (215 lines):
diff -r bc68d90716be -r 57358a2dff63 sys/arch/arm/allwinner/awin_gpio.c
--- a/sys/arch/arm/allwinner/awin_gpio.c Fri Dec 05 11:53:22 2014 +0000
+++ b/sys/arch/arm/allwinner/awin_gpio.c Fri Dec 05 11:53:43 2014 +0000
@@ -35,7 +35,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: awin_gpio.c,v 1.14 2014/11/23 23:04:58 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: awin_gpio.c,v 1.15 2014/12/05 11:53:43 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -448,6 +448,41 @@
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;
+ } else if (awin_chip_id() == AWIN_CHIP_ID_A80) {
+ pin_groups[0].grp_pin_mask = __BIT(AWIN_A80_PIO_PA_PINS) - 1;
+ pin_groups[0].grp_offset = AWIN_A80_PIO_OFFSET +
+ 0 * AWIN_PIO_GRP_SIZE;
+ pin_groups[1].grp_pin_mask = __BIT(AWIN_A80_PIO_PB_PINS) - 1;
+ pin_groups[1].grp_offset = AWIN_A80_PIO_OFFSET +
+ 1 * AWIN_PIO_GRP_SIZE;
+ pin_groups[2].grp_pin_mask = __BIT(AWIN_A80_PIO_PC_PINS) - 1;
+ pin_groups[2].grp_offset = AWIN_A80_PIO_OFFSET +
+ 2 * AWIN_PIO_GRP_SIZE;
+ pin_groups[3].grp_pin_mask = __BIT(AWIN_A80_PIO_PD_PINS) - 1;
+ pin_groups[3].grp_offset = AWIN_A80_PIO_OFFSET +
+ 3 * AWIN_PIO_GRP_SIZE;
+ pin_groups[4].grp_pin_mask = __BIT(AWIN_A80_PIO_PE_PINS) - 1;
+ pin_groups[4].grp_offset = AWIN_A80_PIO_OFFSET +
+ 4 * AWIN_PIO_GRP_SIZE;
+ pin_groups[5].grp_pin_mask = __BIT(AWIN_A80_PIO_PF_PINS) - 1;
+ pin_groups[5].grp_offset = AWIN_A80_PIO_OFFSET +
+ 5 * AWIN_PIO_GRP_SIZE;
+ pin_groups[6].grp_pin_mask = __BIT(AWIN_A80_PIO_PG_PINS) - 1;
+ pin_groups[6].grp_offset = AWIN_A80_PIO_OFFSET +
+ 6 * AWIN_PIO_GRP_SIZE;
+ pin_groups[7].grp_pin_mask = __BIT(AWIN_A80_PIO_PH_PINS) - 1;
+ pin_groups[7].grp_offset = AWIN_A80_PIO_OFFSET +
+ 7 * AWIN_PIO_GRP_SIZE;
+ 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 = 0; /* PL */
+ pin_groups[11].grp_pin_mask = 0; /* PL */
+ pin_groups[12].grp_offset = 0; /* PM */
+ pin_groups[12].grp_pin_mask = 0; /* PM */
}
for (u_int i = 0; i < __arraycount(pin_groups); i++) {
diff -r bc68d90716be -r 57358a2dff63 sys/arch/arm/allwinner/awin_io.c
--- a/sys/arch/arm/allwinner/awin_io.c Fri Dec 05 11:53:22 2014 +0000
+++ b/sys/arch/arm/allwinner/awin_io.c Fri Dec 05 11:53:43 2014 +0000
@@ -31,7 +31,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: awin_io.c,v 1.30 2014/12/05 01:13:11 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: awin_io.c,v 1.31 2014/12/05 11:53:43 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -94,7 +94,8 @@
static const struct awin_locators awin_locators[] = {
{ "awinicu", OFFANDSIZE(INTC), NOPORT, NOINTR, A10|REQ },
- { "awingpio", OFFANDSIZE(PIO), NOPORT, NOINTR, AANY|REQ },
+ { "awingpio", OFFANDSIZE(PIO), NOPORT, NOINTR, A10|A20|A31|REQ },
+ { "awingpio", OFFANDSIZE(A80_PIO), NOPORT, NOINTR, A80|REQ },
{ "awindma", OFFANDSIZE(DMA), NOPORT, AWIN_IRQ_DMA, A10|A20 },
{ "awindma", OFFANDSIZE(DMA), NOPORT, AWIN_A31_IRQ_DMA, A31 },
{ "awintmr", OFFANDSIZE(TMR), NOPORT, AWIN_IRQ_TMR0, A10 },
@@ -118,6 +119,7 @@
{ "awinhdmi", OFFANDSIZE(HDMI), NOPORT, AWIN_IRQ_HDMI0, A20 },
{ "awinhdmi", OFFANDSIZE(HDMI), NOPORT, AWIN_A31_IRQ_HDMI, A31 },
{ "awinwdt", OFFANDSIZE(TMR), NOPORT, NOINTR, A10|A20|A31 },
+ { "awinwdt", OFFANDSIZE(A80_TIMER), NOPORT, NOINTR, A80 },
{ "awinrtc", OFFANDSIZE(TMR), NOPORT, NOINTR, A10|A20 },
{ "awinrtc", OFFANDSIZE(A31_RTC), NOPORT, NOINTR, A31 },
{ "awinusb", OFFANDSIZE(USB1), 0, NOINTR, A10|A20 },
@@ -135,6 +137,10 @@
{ "awinmmc", OFFANDSIZE(SDMMC1), 1, AWIN_A31_IRQ_SDMMC1, A31 },
{ "awinmmc", OFFANDSIZE(SDMMC2), 2, AWIN_A31_IRQ_SDMMC2, A31 },
{ "awinmmc", OFFANDSIZE(SDMMC3), 3, AWIN_A31_IRQ_SDMMC3, A31 },
+ { "awinmmc", OFFANDSIZE(SDMMC0), 0, AWIN_A80_IRQ_SDMMC0, A80 },
+ { "awinmmc", OFFANDSIZE(SDMMC1), 1, AWIN_A80_IRQ_SDMMC1, A80 },
+ { "awinmmc", OFFANDSIZE(SDMMC2), 2, AWIN_A80_IRQ_SDMMC2, A80 },
+ { "awinmmc", OFFANDSIZE(SDMMC3), 3, AWIN_A80_IRQ_SDMMC3, A80 },
{ "ahcisata", OFFANDSIZE(SATA), NOPORT, AWIN_IRQ_SATA, A10|A20 },
{ "awiniic", OFFANDSIZE(TWI0), 0, AWIN_IRQ_TWI0, A10|A20 },
{ "awiniic", OFFANDSIZE(TWI1), 1, AWIN_IRQ_TWI1, A10|A20 },
diff -r bc68d90716be -r 57358a2dff63 sys/arch/arm/allwinner/awin_reg.h
--- a/sys/arch/arm/allwinner/awin_reg.h Fri Dec 05 11:53:22 2014 +0000
+++ b/sys/arch/arm/allwinner/awin_reg.h Fri Dec 05 11:53:43 2014 +0000
@@ -2684,4 +2684,13 @@
#define AWIN_A80_CCU_PLL_FACTOR_N __BITS(15,8)
#define AWIN_A80_CCU_PLL_POSTDIV_M __BITS(1,0)
+#define AWIN_A80_PIO_PA_PINS 18
+#define AWIN_A80_PIO_PB_PINS 20
+#define AWIN_A80_PIO_PC_PINS 20
+#define AWIN_A80_PIO_PD_PINS 28
+#define AWIN_A80_PIO_PE_PINS 21
+#define AWIN_A80_PIO_PF_PINS 6
+#define AWIN_A80_PIO_PG_PINS 16
+#define AWIN_A80_PIO_PH_PINS 22
+
#endif /* _ARM_ALLWINNER_AWIN_REG_H_ */
diff -r bc68d90716be -r 57358a2dff63 sys/arch/arm/allwinner/awin_wdt.c
--- a/sys/arch/arm/allwinner/awin_wdt.c Fri Dec 05 11:53:22 2014 +0000
+++ b/sys/arch/arm/allwinner/awin_wdt.c Fri Dec 05 11:53:43 2014 +0000
@@ -33,7 +33,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: awin_wdt.c,v 1.5 2014/11/25 00:06:32 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: awin_wdt.c,v 1.6 2014/12/05 11:53:43 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -132,12 +132,16 @@
const uint8_t *map;
size_t mapsize;
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ switch (awin_chip_id()) {
+ case AWIN_CHIP_ID_A31:
+ case AWIN_CHIP_ID_A80:
map = period_map_a31;
mapsize = __arraycount(period_map_a31);
- } else {
+ break;
+ default:
map = period_map;
mapsize = __arraycount(period_map);
+ break;
}
if ((smw->smw_mode & WDOG_MODE_MASK) == WDOG_MODE_DISARMED) {
@@ -148,7 +152,8 @@
}
if (sc->sc_wdog_armed && smw->smw_period == sc->sc_wdog_period) {
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ if (awin_chip_id() == AWIN_CHIP_ID_A31 ||
+ awin_chip_id() == AWIN_CHIP_ID_A80) {
bus_space_write_4(sc->sc_bst, sc->sc_bsh,
AWIN_A31_WDOG1_CFG_REG,
__SHIFTIN(AWIN_A31_WDOG_CFG_CONFIG_SYS,
@@ -172,7 +177,8 @@
sc->sc_wdog_mode |= AWIN_WDOG_MODE_RST_EN;
}
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ if (awin_chip_id() == AWIN_CHIP_ID_A31 ||
+ awin_chip_id() == AWIN_CHIP_ID_A80) {
bus_space_write_4(sc->sc_bst, sc->sc_bsh,
AWIN_A31_WDOG1_CFG_REG,
__SHIFTIN(AWIN_A31_WDOG_CFG_CONFIG_SYS,
@@ -216,12 +222,16 @@
sc->sc_dev = self;
sc->sc_wdog_armed = (device_cfdata(self)->cf_flags & 1) != 0;
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+ switch (awin_chip_id()) {
+ case AWIN_CHIP_ID_A31:
+ case AWIN_CHIP_ID_A80:
sc->sc_ctrl_reg = AWIN_A31_WDOG1_CTRL_REG;
sc->sc_mode_reg = AWIN_A31_WDOG1_MODE_REG;
- } else {
+ break;
+ default:
sc->sc_ctrl_reg = AWIN_WDOG_CTRL_REG;
sc->sc_mode_reg = AWIN_WDOG_MODE_REG;
+ break;
}
sc->sc_bst = aio->aio_core_bst;
@@ -255,19 +265,28 @@
void
awin_wdog_reset(void)
{
+ bus_size_t off;
+
cpsid(I32_bit|F32_bit);
- if (awin_chip_id() == AWIN_CHIP_ID_A31) {
+
+ switch (awin_chip_id()) {
+ case AWIN_CHIP_ID_A31:
+ case AWIN_CHIP_ID_A80:
+ off = awin_chip_id() == AWIN_CHIP_ID_A80 ?
+ AWIN_A80_TIMER_OFFSET : AWIN_TMR_OFFSET;
bus_space_write_4(&awin_bs_tag, awin_core_bsh,
- AWIN_TMR_OFFSET + AWIN_A31_WDOG1_CFG_REG,
+ off + AWIN_A31_WDOG1_CFG_REG,
__SHIFTIN(AWIN_A31_WDOG_CFG_CONFIG_SYS,
AWIN_A31_WDOG_CFG_CONFIG));
bus_space_write_4(&awin_bs_tag, awin_core_bsh,
- AWIN_TMR_OFFSET + AWIN_A31_WDOG1_MODE_REG,
+ off + AWIN_A31_WDOG1_MODE_REG,
AWIN_A31_WDOG_MODE_EN);
- } else {
+ break;
+ default:
bus_space_write_4(&awin_bs_tag, awin_core_bsh,
AWIN_TMR_OFFSET + AWIN_WDOG_MODE_REG,
AWIN_WDOG_MODE_EN | AWIN_WDOG_MODE_RST_EN);
+ break;
}
for (;;) {
__asm("wfi");
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