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Move the Ti SoCs to use the ARM platform. This should help allowing a

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single kernel to work on both PandaBoard and BeagleBone.
This commit is contained in:
Andrew Turner 2014-05-17 18:35:22 +00:00
parent 87ff982083
commit f37128c048
3 changed files with 41 additions and 25 deletions
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1
sys/arm/conf/BEAGLEBONE
View File

@ -50,6 +50,7 @@ options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # Posix P1003_1B real-time extensions
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options PREEMPTION
options PLATFORM
options FREEBSD_BOOT_LOADER
options VFP # vfp/neon

1
sys/arm/conf/PANDABOARD
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@ -72,6 +72,7 @@ options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options FREEBSD_BOOT_LOADER
options PREEMPTION
options PLATFORM
# MMC/SD/SDIO Card slot support
device mmc # mmc/sd bus

64
sys/arm/ti/ti_machdep.c
View File

@ -51,45 +51,40 @@ __FBSDID("$FreeBSD$");
#include <machine/bus.h>
#include <machine/devmap.h>
#include <machine/machdep.h>
#include <machine/platform.h>
#include <machine/platformvar.h>
#include <arm/ti/omap4/omap4_reg.h>
#include "platform_if.h"
void (*ti_cpu_reset)(void) = NULL;
vm_offset_t
platform_lastaddr(void)
static vm_offset_t
ti_lastaddr(platform_t plat)
{
return (arm_devmap_lastaddr());
}
void
platform_probe_and_attach(void)
{
}
void
platform_gpio_init(void)
{
}
void
platform_late_init(void)
{
}
/*
* Construct static devmap entries to map out the most frequently used
* peripherals using 1mb section mappings.
*/
int
platform_devmap_init(void)
{
#if defined(SOC_OMAP4)
static int
ti_omap4_devmap_init(platform_t plat)
{
arm_devmap_add_entry(0x48000000, 0x01000000); /*16mb L4_PER devices */
arm_devmap_add_entry(0x4A000000, 0x01000000); /*16mb L4_CFG devices */
#elif defined(SOC_TI_AM335X)
return (0);
}
#endif
#if defined(SOC_TI_AM335X)
static int
ti_am335x_devmap_init(platform_t plat)
{
arm_devmap_add_entry(0x44C00000, 0x00400000); /* 4mb L4_WKUP devices*/
arm_devmap_add_entry(0x47400000, 0x00100000); /* 1mb USB */
arm_devmap_add_entry(0x47800000, 0x00100000); /* 1mb mmchs2 */
@ -97,11 +92,9 @@ platform_devmap_init(void)
arm_devmap_add_entry(0x49000000, 0x00100000); /* 1mb edma3 */
arm_devmap_add_entry(0x49800000, 0x00300000); /* 3mb edma3 */
arm_devmap_add_entry(0x4A000000, 0x01000000); /*16mb L4_FAST devices*/
#else
#error "Unknown SoC"
#endif
return (0);
}
#endif
struct arm32_dma_range *
bus_dma_get_range(void)
@ -127,3 +120,24 @@ cpu_reset()
printf("Reset failed!\n");
while (1);
}
#if defined(SOC_OMAP4)
static platform_method_t omap4_methods[] = {
PLATFORMMETHOD(platform_devmap_init, ti_omap4_devmap_init),
PLATFORMMETHOD(platform_lastaddr, ti_lastaddr),
PLATFORMMETHOD_END,
};
FDT_PLATFORM_DEF(omap4, "omap4", 0, "ti,omap4430");
#endif
#if defined(SOC_TI_AM335X)
static platform_method_t am335x_methods[] = {
PLATFORMMETHOD(platform_devmap_init, ti_am335x_devmap_init),
PLATFORMMETHOD(platform_lastaddr, ti_lastaddr),
PLATFORMMETHOD_END,
};
FDT_PLATFORM_DEF(am335x, "am335x", 0, "ti,am335x");
#endif