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arm:replace ifdef's by runtime checks.

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Change-Id: Iff966f2214e2d8bb6b72dd0a119085709f2d4a9c
This commit is contained in:
Kees Jongenburger 2013-11-29 14:27:03 +01:00
parent 4127817d7b
commit 43581a14ee
7 changed files with 154 additions and 103 deletions
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58
drivers/gpio/gpio.c
View file

@ -11,6 +11,8 @@
#include <minix/mmio.h>
#include <minix/gpio.h>
#include <minix/padconf.h>
#include <minix/type.h>
#include <minix/board.h>
/* system headers */
#include <sys/stat.h>
@ -165,43 +167,43 @@ init_hook(void)
log_warn(&log, "Failed to init gpio driver\n");
}
#ifdef AM335X
struct machine machine ;
sys_getmachine(&machine);
/* Export GPIO3_19 (P9-27 on BBB) output as LCD_EN */
if (BOARD_IS_BBXM(machine.board_id)){
add_gpio_inode("USR0", 149, GPIO_MODE_OUTPUT);
add_gpio_inode("USR1", 150, GPIO_MODE_OUTPUT);
add_gpio_inode("Button", 4, GPIO_MODE_INPUT);
sys_padconf(CONTROL_CONF_MCASP0_FSR, 0xffffffff,
(CONTROL_CONF_PUTYPESEL | CONTROL_CONF_MUXMODE(7)));
/* configure GPIO_144 to be exported */
sys_padconf(CONTROL_PADCONF_UART2_CTS, 0x0000ffff,
PADCONF_MUXMODE(4) | PADCONF_PULL_MODE_PD_EN |
PADCONF_INPUT_ENABLE(1));
sys_padconf(CONTROL_PADCONF_MMC2_DAT6, 0xffff0000,
(PADCONF_MUXMODE(4) | PADCONF_PULL_MODE_PD_EN |
PADCONF_INPUT_ENABLE(1)) << 16);
add_gpio_inode("LCD_EN", (32 * 3) + 19, GPIO_MODE_OUTPUT);
/* Added for demo purposes */
add_gpio_inode("BigRedButton", 144, GPIO_MODE_INPUT);
add_gpio_inode("BigRedButtonLed", 139, GPIO_MODE_OUTPUT);
} else if ( BOARD_IS_BB(machine.board_id)){
/* Export GPIO1_17 (P9-23 on BBB) input as RIGHT */
/* Export GPIO3_19 (P9-27 on BBB) output as LCD_EN */
/* assumes external pull-up resistor (10K) */
sys_padconf(CONTROL_CONF_SPI0_D0, 0xffffffff, (CONTROL_CONF_RXACTIVE |
CONTROL_CONF_PUDEN | CONTROL_CONF_MUXMODE(7)));
add_gpio_inode("RIGHT", (32 * 1) + 17, GPIO_MODE_INPUT);
sys_padconf(CONTROL_CONF_MCASP0_FSR, 0xffffffff,
(CONTROL_CONF_PUTYPESEL | CONTROL_CONF_MUXMODE(7)));
#elif DM37XX
add_gpio_inode("LCD_EN", (32 * 3) + 19, GPIO_MODE_OUTPUT);
add_gpio_inode("USR0", 149, GPIO_MODE_OUTPUT);
add_gpio_inode("USR1", 150, GPIO_MODE_OUTPUT);
add_gpio_inode("Button", 4, GPIO_MODE_INPUT);
/* Export GPIO1_17 (P9-23 on BBB) input as RIGHT */
/* configure GPIO_144 to be exported */
sys_padconf(CONTROL_PADCONF_UART2_CTS, 0x0000ffff,
PADCONF_MUXMODE(4) | PADCONF_PULL_MODE_PD_EN |
PADCONF_INPUT_ENABLE(1));
sys_padconf(CONTROL_PADCONF_MMC2_DAT6, 0xffff0000,
(PADCONF_MUXMODE(4) | PADCONF_PULL_MODE_PD_EN |
PADCONF_INPUT_ENABLE(1)) << 16);
/* Added for demo purposes */
add_gpio_inode("BigRedButton", 144, GPIO_MODE_INPUT);
add_gpio_inode("BigRedButtonLed", 139, GPIO_MODE_OUTPUT);
#endif /* DM37XX */
/* assumes external pull-up resistor (10K) */
sys_padconf(CONTROL_CONF_SPI0_D0, 0xffffffff, (CONTROL_CONF_RXACTIVE |
CONTROL_CONF_PUDEN | CONTROL_CONF_MUXMODE(7)));
add_gpio_inode("RIGHT", (32 * 1) + 17, GPIO_MODE_INPUT);
}
}
static int

20
drivers/i2c/i2c.c
View file

@ -9,6 +9,7 @@
#include <minix/i2c.h>
#include <minix/log.h>
#include <minix/type.h>
#include <minix/board.h>
/* system headers */
#include <sys/mman.h>
@ -455,20 +456,23 @@ sef_cb_init(int type, sef_init_info_t * UNUSED(info))
{
int r;
char regex[DS_MAX_KEYLEN];
struct machine machine;
sys_getmachine(&machine);
if (type != SEF_INIT_FRESH) {
/* Restore a prior state. */
lu_state_restore();
}
#if defined(AM335X) || defined(DM37XX)
/* Set callback and initialize the bus */
r = omap_interface_setup(&process, i2c_bus_id);
if (r != OK) {
return r;
if (BOARD_IS_BBXM(machine.board_id) || BOARD_IS_BB(machine.board_id)){
/* Set callback and initialize the bus */
r = omap_interface_setup(&process, i2c_bus_id);
if (r != OK) {
return r;
}
} else {
return ENODEV;
}
#else
#error /* Unknown SoC or bad configuration */
#endif
/* Announce we are up when necessary. */
if (type != SEF_INIT_LU) {

19
drivers/mmc/mmchost_mmchs.c
View file

@ -5,6 +5,8 @@
#include <minix/spin.h>
#include <minix/log.h>
#include <minix/mmio.h>
#include <minix/type.h>
#include <minix/board.h>
#include <sys/mman.h>
#include <sys/time.h>
@ -1233,13 +1235,18 @@ host_initialize_host_structure_mmchs(struct mmc_host *host)
{
/* Initialize the basic data structures host slots and cards */
int i;
mmchs = NULL;
#ifdef AM335X
mmchs = &bone_sdcard;
#endif
#ifdef DM37XX
mmchs = &bbxm_sdcard;
#endif
struct machine machine ;
sys_getmachine(&machine);
if (BOARD_IS_BBXM(machine.board_id)){
mmchs = &bbxm_sdcard;
} else if ( BOARD_IS_BB(machine.board_id)){
mmchs = &bone_sdcard;
}
assert(mmchs);
host->host_set_instance = mmchs_host_set_instance;
host->host_init = mmchs_host_init;
host->set_log_level = mmchs_set_log_level;

38
drivers/readclock/arch/earm/arch_readclock.c
View file

@ -1,6 +1,8 @@
#include <minix/syslib.h>
#include <minix/drvlib.h>
#include <minix/sysutil.h>
#include <minix/type.h>
#include <minix/board.h>
#include <sys/mman.h>
#include <sys/types.h>
@ -20,22 +22,24 @@
int
arch_setup(struct rtc *r)
{
#ifdef AM335X
r->init = omap_rtc_init;
r->get_time = omap_rtc_get_time;
r->set_time = omap_rtc_set_time;
r->pwr_off = omap_rtc_pwr_off;
r->exit = omap_rtc_exit;
return OK;
#elif DM37XX
fwd_set_label("tps65950.1.48");
r->init = fwd_init;
r->get_time = fwd_get_time;
r->set_time = fwd_set_time;
r->pwr_off = fwd_pwr_off;
r->exit = fwd_exit;
return OK;
#else
struct machine machine ;
sys_getmachine(&machine);
if (BOARD_IS_BBXM(machine.board_id)){
fwd_set_label("tps65950.1.48");
r->init = fwd_init;
r->get_time = fwd_get_time;
r->set_time = fwd_set_time;
r->pwr_off = fwd_pwr_off;
r->exit = fwd_exit;
return OK;
} else if ( BOARD_IS_BB(machine.board_id)){
r->init = omap_rtc_init;
r->get_time = omap_rtc_get_time;
r->set_time = omap_rtc_set_time;
r->pwr_off = omap_rtc_pwr_off;
r->exit = omap_rtc_exit;
return OK;
}
return ENOSYS;
#endif
}

21
drivers/tty/arch/earm/rs232.c
View file

@ -1,6 +1,8 @@
#include <minix/config.h>
#include <minix/drivers.h>
#include <minix/vm.h>
#include <minix/type.h>
#include <minix/board.h>
#include <sys/mman.h>
#include <assert.h>
#include <signal.h>
@ -118,24 +120,20 @@ typedef struct uart_port {
int irq;
} uart_port_t;
#ifdef DM37XX
/* OMAP3 UART base addresses. */
static uart_port_t omap3[] = {
static uart_port_t dm37xx_ports[] = {
{ OMAP3_UART1_BASE, 72}, /* UART1 */
{ OMAP3_UART2_BASE, 73}, /* UART2 */
{ OMAP3_UART3_BASE, 74}, /* UART3 */
{ 0, 0 }
};
#endif
#ifdef AM335X
static uart_port_t omap3[] = {
static uart_port_t am335x_ports[] = {
{ 0x44E09000 , 72 }, /* UART0 */
{ 0, 0 },
{ 0, 0 },
{ 0, 0 }
};
#endif
static int rs_write(tty_t *tp, int try);
@ -482,6 +480,7 @@ rs_init(tty_t *tp)
uart_port_t this_omap3;
char l[10];
struct minix_mem_range mr;
struct machine machine;
/* Associate RS232 and TTY structures. */
line = tp - &tty_table[NR_CONS];
@ -502,7 +501,15 @@ rs_init(tty_t *tp)
/* Set up input queue. */
rs->ihead = rs->itail = rs->ibuf;
this_omap3 = omap3[line];
sys_getmachine(&machine);
if (BOARD_IS_BBXM(machine.board_id)){
this_omap3 = dm37xx_ports[line];
} else if (BOARD_IS_BB(machine.board_id)){
this_omap3 = am335x_ports[line];
} else {
return;
}
if (this_omap3.base_addr == 0) return;
/* Configure memory access */

25
lib/libclkconf/clkconf.c
View file

@ -4,6 +4,8 @@
#include <minix/log.h>
#include <minix/mmio.h>
#include <minix/clkconf.h>
#include <minix/type.h>
#include <minix/board.h>
/* system headers */
#include <sys/mman.h>
@ -24,11 +26,8 @@ static struct log log = {
.log_func = default_log
};
#ifdef DM37XX
#define CM_BASE 0x48004000
#elif AM335X
#define CM_BASE 0x44E00000
#endif
#define DM37XX_CM_BASE 0x48004000
#define AM335X_CM_BASE 0x44E00000
static u32_t base = 0;
static u32_t use_count = 0;
@ -37,6 +36,10 @@ int
clkconf_init()
{
use_count++;
struct machine machine;
sys_getmachine(&machine);
u32_t cm_base = 0;
if (base != 0) {
/* when used in a library we can't guaranty we only call this
@ -44,16 +47,22 @@ clkconf_init()
log_trace(&log, "Called %d times\n", use_count);
return OK;
}
if (BOARD_IS_BBXM(machine.board_id)){
cm_base = DM37XX_CM_BASE;
} else if (BOARD_IS_BB(machine.board_id)){
cm_base = AM335X_CM_BASE;
}
struct minix_mem_range mr;
mr.mr_base = CM_BASE;
mr.mr_limit = CM_BASE + 0x1000;
mr.mr_base = cm_base;
mr.mr_limit = cm_base + 0x1000;
if (sys_privctl(SELF, SYS_PRIV_ADD_MEM, &mr) != 0) {
log_warn(&log, "Unable to request permission to map memory\n");
return EPERM;
}
base = (uint32_t) vm_map_phys(SELF, (void *) CM_BASE, 0x1000);
base = (uint32_t) vm_map_phys(SELF, (void *) cm_base, 0x1000);
if (base == (uint32_t) MAP_FAILED) {
log_warn(&log, "Unable to map GPIO memory\n");

76
lib/libgpio/gpio_omap.c
View file

@ -6,6 +6,7 @@
#include <minix/gpio.h>
#include <minix/clkconf.h>
#include <minix/type.h>
#include <minix/board.h>
/* system headers */
#include <sys/mman.h>
@ -64,8 +65,9 @@ struct omap_gpio_bank
uint32_t inter_values; /* values when the interrupt was called */
};
static struct omap_gpio_bank omap_gpio_banks[] = {
#ifdef AM335X
static struct omap_gpio_bank *omap_gpio_banks;
static struct omap_gpio_bank am335x_gpio_banks[] = {
{
.name = "GPIO0",
.register_address = AM335X_GPIO0_BASE,
@ -106,7 +108,10 @@ static struct omap_gpio_bank omap_gpio_banks[] = {
.irq_hook_id = AM335X_GPIO3A_IRQ_HOOK_ID,
},
#elif DM37XX
{NULL, 0, 0, 0, 0, 0, 0, 0 }
};
static struct omap_gpio_bank dm37xx_gpio_banks[] = {
{
.name = "GPIO1",
.register_address = DM37XX_GPIO1_BASE,
@ -161,11 +166,10 @@ static struct omap_gpio_bank omap_gpio_banks[] = {
.irq_id = DM37XX_GPIO6_IRQ_HOOK_ID,
.irq_hook_id = DM37XX_GPIO6_IRQ_HOOK_ID,
},
#endif /* DM37XX */
{NULL, 0, 0, 0, 0, 0, 0, 0 }
};
#define NBANKS ((int)((sizeof(omap_gpio_banks)/sizeof(omap_gpio_banks[0])) - 1))
static int nbanks; /* number of banks */
/*
* Defines the set of registers. There is a lot of commonality between the
@ -213,17 +217,14 @@ gpio_omap_regs_t gpio_omap_am335x = {
.SETDATAOUT = AM335X_GPIO_SETDATAOUT
};
#ifdef AM335X
static gpio_omap_regs_t *regs = &gpio_omap_am335x;
#elif DM37XX
static gpio_omap_regs_t *regs = &gpio_omap_dm37xx;
#endif /* DM37XX */
static gpio_omap_regs_t *regs;
static struct omap_gpio_bank *
omap_gpio_bank_get(int gpio_nr)
{
struct omap_gpio_bank *bank;
assert(gpio_nr >= 0 && gpio_nr <= 32 * NBANKS);
assert(gpio_nr >= 0 && gpio_nr <= 32 * nbanks);
bank = &omap_gpio_banks[gpio_nr / 32];
return bank;
}
@ -233,7 +234,7 @@ omap_gpio_claim(char *owner, int nr, struct gpio **gpio)
{
log_trace(&log, "%s s claiming %d\n", owner, nr);
if (nr < 0 && nr >= 32 * NBANKS) {
if (nr < 0 && nr >= 32 * nbanks) {
log_warn(&log, "%s is claiming unknown GPIO number %d\n",
owner, nr);
return EINVAL;
@ -284,7 +285,7 @@ omap_gpio_set(struct gpio *gpio, int value)
{
struct omap_gpio_bank *bank;
assert(gpio != NULL);
assert(gpio->nr >= 0 && gpio->nr <= 32 * NBANKS);
assert(gpio->nr >= 0 && gpio->nr <= 32 * nbanks);
bank = omap_gpio_bank_get(gpio->nr);
if (value == 1) {
@ -302,7 +303,7 @@ omap_gpio_read(struct gpio *gpio, int *value)
{
struct omap_gpio_bank *bank;
assert(gpio != NULL);
assert(gpio->nr >= 0 && gpio->nr <= 32 * NBANKS);
assert(gpio->nr >= 0 && gpio->nr <= 32 * nbanks);
bank = omap_gpio_bank_get(gpio->nr);
log_trace(&log, "mode=%d OU/IN 0x%08x 0x%08x\n", gpio->mode,
@ -327,7 +328,7 @@ omap_gpio_intr_read(struct gpio *gpio, int *value)
{
struct omap_gpio_bank *bank;
assert(gpio != NULL);
assert(gpio->nr >= 0 && gpio->nr <= 32 * NBANKS);
assert(gpio->nr >= 0 && gpio->nr <= 32 * nbanks);
bank = omap_gpio_bank_get(gpio->nr);
/* TODO: check if interrupt where enabled?? */
@ -385,9 +386,22 @@ omap_gpio_init(struct gpio_driver *gpdrv)
int i;
struct minix_mem_range mr;
struct omap_gpio_bank *bank;
struct machine machine;
sys_getmachine(&machine);
nbanks =0;
omap_gpio_banks = NULL;
if (BOARD_IS_BBXM(machine.board_id)){
omap_gpio_banks = dm37xx_gpio_banks;
regs = &gpio_omap_dm37xx;
} else if (BOARD_IS_BB(machine.board_id)){
omap_gpio_banks = am335x_gpio_banks;
regs = &gpio_omap_am335x;
}
bank = &omap_gpio_banks[0];
for (i = 0; omap_gpio_banks[i].name != NULL; i++) {
nbanks++;
bank = &omap_gpio_banks[i];
mr.mr_base = bank->register_address;
mr.mr_limit = bank->register_address + 0x400;
@ -410,15 +424,19 @@ omap_gpio_init(struct gpio_driver *gpdrv)
revision = 0;
revision = read32(bank->base_address + regs->REVISION);
unsigned int expected_major = 0;
unsigned int expected_minor = 0;
if (BOARD_IS_BBXM(machine.board_id)){
expected_major = 2;
expected_minor = 5;
} else if (BOARD_IS_BB(machine.board_id)){
expected_major = 0;
expected_minor = 1;
}
/* test if we can access it */
if (
#ifdef AM335X
AM335X_GPIO_REVISION_MAJOR(revision) != 0
|| AM335X_GPIO_REVISION_MINOR(revision) != 1
#elif DM37XX
DM37XX_GPIO_REVISION_MAJOR(revision) != 2
|| DM37XX_GPIO_REVISION_MINOR(revision) != 5
#endif /* DM37XX */
AM335X_GPIO_REVISION_MAJOR(revision) != expected_major
|| AM335X_GPIO_REVISION_MINOR(revision) != expected_minor
) {
log_warn(&log,
"Failed to read the revision of GPIO bank %s.. disabling\n",
@ -451,13 +469,13 @@ omap_gpio_init(struct gpio_driver *gpdrv)
};
clkconf_init();
#ifdef AM335X
/* Nothing to enable for GPIO on AM335X */
#elif DM37XX
/* enable the interface and functional clock on GPIO bank 1 */
clkconf_set(CM_FCLKEN_WKUP, BIT(3), 0xffffffff);
clkconf_set(CM_ICLKEN_WKUP, BIT(3), 0xffffffff);
#endif /* DM37XX */
if (BOARD_IS_BBXM(machine.board_id)){
/* enable the interface and functional clock on GPIO bank 1 , this only
applies to the Beagelboard XM */
clkconf_set(CM_FCLKEN_WKUP, BIT(3), 0xffffffff);
clkconf_set(CM_ICLKEN_WKUP, BIT(3), 0xffffffff);
}
clkconf_release();