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board: ti_am62x_sk_m4: Added board files for TI AM62X SK

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Added configuration and documentation files for the AM62x board
M4 core.

Signed-off-by: L Lakshmanan <l-lakshmanan@ti.com>
This commit is contained in:
L Lakshmanan 2023-07-11 12:08:13 +05:30 • committed by Anas Nashif
commit 71244acd22
9 changed files with 307 additions and 0 deletions
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24
soc/arm/ti_k3/am62x_m4/soc.c
View file

@ -11,6 +11,11 @@
#include <soc.h>
#define ADDR_TRANSLATE_RAT_BASE_ADDR (0x044200000u)
#define PINCTRL_BASE_ADDR (0x4080000u)
#define KICK0_UNLOCK_VAL (0x68EF3490U)
#define KICK1_UNLOCK_VAL (0xD172BC5AU)
#define CSL_MCU_PADCONFIG_LOCK0_KICK0_OFFSET (0x1008)
#define CSL_MCU_PADCONFIG_LOCK1_KICK0_OFFSET (0x5008)
static struct address_trans_region_config region_config[] = {
{
@ -39,10 +44,29 @@ static struct address_trans_region_config region_config[] = {
*/
};
static void mmr_unlock(void)
{
uint32_t baseAddr = PINCTRL_BASE_ADDR;
uintptr_t kickAddr;
/* Lock 0 */
kickAddr = baseAddr + CSL_MCU_PADCONFIG_LOCK0_KICK0_OFFSET;
sys_write32(KICK0_UNLOCK_VAL, kickAddr); /* KICK 0 */
kickAddr = kickAddr + sizeof(uint32_t *);
sys_write32(KICK1_UNLOCK_VAL, kickAddr); /* KICK 1 */
/* Lock 1 */
kickAddr = baseAddr + CSL_MCU_PADCONFIG_LOCK1_KICK0_OFFSET;
sys_write32(KICK0_UNLOCK_VAL, kickAddr); /* KICK 0 */
kickAddr = kickAddr + sizeof(uint32_t *);
sys_write32(KICK1_UNLOCK_VAL, kickAddr); /* KICK 1 */
}
static int am62x_m4_init(void)
{
sys_mm_drv_ti_rat_init(
region_config, ADDR_TRANSLATE_RAT_BASE_ADDR, ARRAY_SIZE(region_config));
mmr_unlock();
return 0;
}

37
soc/arm/ti_k3/pinctrl_soc.h Normal file
View file

@ -0,0 +1,37 @@
/*
* Copyright (c) 2023 Texas Instruments Incorporated
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_SOC_ARM_TI_K3_PINCTRL_SOC_H_
#define ZEPHYR_SOC_ARM_TI_K3_PINCTRL_SOC_H_
#ifdef __cplusplus
extern "C" {
#endif
struct pinctrl_soc_pin {
uint32_t offset;
uint32_t value;
};
typedef struct pinctrl_soc_pin pinctrl_soc_pin_t;
#define TI_K3_DT_PIN(node_id) \
{ \
.offset = DT_PROP_BY_IDX(node_id, pinmux, 0), \
.value = DT_PROP_BY_IDX(node_id, pinmux, 1) \
},
#define Z_PINCTRL_STATE_PIN_INIT(node_id, prop, idx) \
TI_K3_DT_PIN(DT_PROP_BY_IDX(node_id, prop, idx))
#define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \
{ DT_FOREACH_PROP_ELEM(node_id, prop, Z_PINCTRL_STATE_PIN_INIT) }
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_SOC_ARM_TI_K3_PINCTRL_SOC_H_ */