soc: renesas: Add initial support for RA4M2 SoC

Initial commit to support Renesas RA4M2 Soc

Signed-off-by: Quy Tran <quy.tran.pz@renesas.com>
This commit is contained in:
Quy Tran 2024-06-11 06:54:51 +00:00 committed by Anas Nashif
commit 73848437b3
10 changed files with 458 additions and 0 deletions

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/*
* Copyright (c) 2024 Renesas Electronics Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/dt-bindings/clock/ra_clock.h>
#include <arm/renesas/ra/ra4/r7fa4m2ax.dtsi>
/ {
soc {
flash-controller@407e0000 {
reg = <0x407e0000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
flash0: flash@0 {
compatible = "soc-nv-flash";
reg = <0x0 DT_SIZE_K(512)>;
};
};
};
};

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/*
* Copyright (c) 2024 Renesas Electronics Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <arm/renesas/ra/ra4/ra4-cm33-common.dtsi>
#include <zephyr/dt-bindings/clock/ra_clock.h>
/ {
soc {
sram0: memory@20000000 {
compatible = "mmio-sram";
reg = <0x20000000 DT_SIZE_K(128)>;
};
ioport6: gpio@400800c0 {
compatible = "renesas,ra-gpio-ioport";
reg = <0x400800c0 0x20>;
port = <6>;
gpio-controller;
#gpio-cells = <2>;
ngpios = <16>;
status = "disabled";
};
ioport7: gpio@400800e0 {
compatible = "renesas,ra-gpio-ioport";
reg = <0x400800e0 0x20>;
port = <7>;
gpio-controller;
#gpio-cells = <2>;
ngpios = <16>;
status = "disabled";
};
sci1: sci1@40118100 {
compatible = "renesas,ra-sci";
interrupts = <4 1>, <5 1>, <6 1>, <7 1>;
interrupt-names = "rxi", "txi", "tei", "eri";
reg = <0x40118100 0x100>;
clocks = <&pclka MSTPB 30>;
status = "disabled";
uart {
compatible = "renesas,ra-sci-uart";
channel = <1>;
status = "disabled";
};
};
sci2: sci2@40118200 {
compatible = "renesas,ra-sci";
interrupts = <8 1>, <9 1>, <10 1>, <11 1>;
interrupt-names = "rxi", "txi", "tei", "eri";
reg = <0x40118200 0x100>;
clocks = <&pclka MSTPB 29>;
status = "disabled";
uart {
compatible = "renesas,ra-sci-uart";
channel = <2>;
status = "disabled";
};
};
sci3: sci3@40118300 {
compatible = "renesas,ra-sci";
interrupts = <12 1>, <13 1>, <14 1>, <15 1>;
interrupt-names = "rxi", "txi", "tei", "eri";
reg = <0x40118300 0x100>;
clocks = <&pclka MSTPB 28>;
status = "disabled";
uart {
compatible = "renesas,ra-sci-uart";
channel = <3>;
status = "disabled";
};
};
sci4: sci4@40118400 {
compatible = "renesas,ra-sci";
interrupts = <16 1>, <17 1>, <18 1>, <19 1>;
interrupt-names = "rxi", "txi", "tei", "eri";
reg = <0x40118400 0x100>;
clocks = <&pclka MSTPB 27>;
status = "disabled";
uart {
compatible = "renesas,ra-sci-uart";
channel = <4>;
status = "disabled";
};
};
};
clocks: clocks {
xtal: clock-xtal {
compatible = "renesas,ra-cgc-external-clock";
clock-frequency = <DT_FREQ_M(24)>;
#clock-cells = <0>;
status = "disabled";
};
hoco: clock-hoco {
compatible = "fixed-clock";
clock-frequency = <DT_FREQ_M(20)>;
#clock-cells = <0>;
};
moco: clock-moco {
compatible = "fixed-clock";
clock-frequency = <DT_FREQ_M(8)>;
#clock-cells = <0>;
};
loco: clock-loco {
compatible = "fixed-clock";
clock-frequency = <32768>;
#clock-cells = <0>;
};
subclk: clock-subclk {
compatible = "renesas,ra-cgc-subclk";
clock-frequency = <32768>;
#clock-cells = <0>;
status = "disabled";
};
pll: pll {
compatible = "renesas,ra-cgc-pll";
#clock-cells = <0>;
/* PLL */
source = <RA_PLL_SOURCE_MAIN_OSC>;
div = <RA_PLL_DIV_3>;
mul = <25 0>;
status = "disabled";
freq = <DT_FREQ_M(200)>;
};
pll2: pll2 {
compatible = "renesas,ra-cgc-pll";
#clock-cells = <0>;
/* PLL */
source = <RA_PLL_SOURCE_DISABLE>;
div = <RA_PLL_DIV_2>;
mul = <20 0>;
status = "disabled";
};
pclkblock: pclkblock {
compatible = "renesas,ra-cgc-pclk-block";
#clock-cells = <0>;
sysclock-src = <RA_CLOCK_SOURCE_PLL>;
status = "okay";
iclk: iclk {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_2>;
#clock-cells = <2>;
status = "okay";
};
pclka: pclka {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_2>;
#clock-cells = <2>;
status = "okay";
};
pclkb: pclkb {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_4>;
#clock-cells = <2>;
status = "okay";
};
pclkc: pclkc {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_4>;
#clock-cells = <2>;
status = "okay";
};
pclkd: pclkd {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_2>;
#clock-cells = <2>;
status = "okay";
};
fclk: fclk {
compatible = "renesas,ra-cgc-pclk";
clk_div = <RA_SYS_CLOCK_DIV_4>;
#clock-cells = <2>;
status = "okay";
};
clkout: clkout {
compatible = "renesas,ra-cgc-pclk";
#clock-cells = <2>;
status = "disabled";
};
uclk: uclk {
compatible = "renesas,ra-cgc-pclk";
#clock-cells = <2>;
status = "disabled";
};
};
};
};

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# Copyright (c) 2024 Renesas Electronics Corporation
# SPDX-License-Identifier: Apache-2.0
zephyr_include_directories(.)
zephyr_sources(
soc.c
)
zephyr_linker_sources(SECTIONS sections.ld)
set(SOC_LINKER_SCRIPT ${ZEPHYR_BASE}/include/zephyr/arch/arm/cortex_m/scripts/linker.ld CACHE INTERNAL "")

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# Copyright (c) 2024 Renesas Electronics Corporation
# SPDX-License-Identifier: Apache-2.0
config SOC_SERIES_RA4M2
select ARM
select CPU_HAS_ARM_MPU
select CPU_CORTEX_M33
select HAS_RENESAS_RA_FSP
select CPU_CORTEX_M_HAS_DWT
select ARMV8_M_DSP
select CPU_HAS_FPU
select FPU
select HAS_SWO
select XIP

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# Copyright (c) 2024 Renesas Electronics Corporation
# SPDX-License-Identifier: Apache-2.0
if SOC_SERIES_RA4M2
config NUM_IRQS
default 96
config PINCTRL
default y
endif # SOC_SERIES_RA4M2

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# Copyright (c) 2024 Renesas Electronics Corporation
# SPDX-License-Identifier: Apache-2.0
config SOC_SERIES_RA4M2
bool
select SOC_FAMILY_RENESAS_RA
help
Renesas RA4M2 series
config SOC_R7FA4M2AD3CFP
bool
select SOC_SERIES_RA4M2
help
R7FA4M2AD3CFP
config SOC_SERIES
default "ra4m2" if SOC_SERIES_RA4M2
config SOC
default "r7fa4m2ad3cfp" if SOC_R7FA4M2AD3CFP

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/*
* Copyright (c) 2024 Renesas Electronics Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
.code_in_ram :
{
. = ALIGN(4);
__Code_In_RAM_Start = .;
KEEP(*(.code_in_ram*))
__Code_In_RAM_End = .;
} > RAMABLE_REGION
SECTION_DATA_PROLOGUE(.fsp_dtc_vector_table,(NOLOAD),)
{
/* If DTC is used, put the DTC vector table at the start of SRAM.
This avoids memory holes due to 1K alignment required by it. */
*(.fsp_dtc_vector_table)
} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
SECTION_PROLOGUE(.option_setting_ofs,,)
{
__OPTION_SETTING_OFS_Start = .;
KEEP(*(.option_setting_ofs0))
. = __OPTION_SETTING_OFS_Start + 0x04;
KEEP(*(.option_setting_ofs2))
. = __OPTION_SETTING_OFS_Start + 0x10;
KEEP(*(.option_setting_dualsel))
__OPTION_SETTING_OFS_End = .;
} GROUP_LINK_IN(OPTION_SETTING_OFS) = 0xFF
SECTION_PROLOGUE(.option_setting_sas,,)
{
__OPTION_SETTING_SAS_Start = .;
KEEP(*(.option_setting_sas))
__OPTION_SETTING_SAS_End = .;
} GROUP_LINK_IN(OPTION_SETTING_SAS) = 0xFF
SECTION_PROLOGUE(.option_setting_s,,)
{
__OPTION_SETTING_S_Start = .;
KEEP(*(.option_setting_ofs1_sec))
. = __OPTION_SETTING_S_Start + 0x04;
KEEP(*(.option_setting_ofs3_sec))
. = __OPTION_SETTING_S_Start + 0x10;
KEEP(*(.option_setting_banksel_sec))
. = __OPTION_SETTING_S_Start + 0x40;
KEEP(*(.option_setting_bps_sec0))
. = __OPTION_SETTING_S_Start + 0x44;
KEEP(*(.option_setting_bps_sec1))
. = __OPTION_SETTING_S_Start + 0x48;
KEEP(*(.option_setting_bps_sec2))
. = __OPTION_SETTING_S_Start + 0x4C;
KEEP(*(.option_setting_bps_sec3))
. = __OPTION_SETTING_S_Start + 0x60;
KEEP(*(.option_setting_pbps_sec0))
. = __OPTION_SETTING_S_Start + 0x64;
KEEP(*(.option_setting_pbps_sec1))
. = __OPTION_SETTING_S_Start + 0x68;
KEEP(*(.option_setting_pbps_sec2))
. = __OPTION_SETTING_S_Start + 0x6C;
KEEP(*(.option_setting_pbps_sec3))
. = __OPTION_SETTING_S_Start + 0x80;
KEEP(*(.option_setting_ofs1_sel))
. = __OPTION_SETTING_S_Start + 0x84;
KEEP(*(.option_setting_ofs3_sel))
. = __OPTION_SETTING_S_Start + 0x90;
KEEP(*(.option_setting_banksel_sel))
. = __OPTION_SETTING_S_Start + 0xC0;
KEEP(*(.option_setting_bps_sel0))
. = __OPTION_SETTING_S_Start + 0xC4;
KEEP(*(.option_setting_bps_sel1))
. = __OPTION_SETTING_S_Start + 0xC8;
KEEP(*(.option_setting_bps_sel2))
. = __OPTION_SETTING_S_Start + 0xCC;
KEEP(*(.option_setting_bps_sel3))
__OPTION_SETTING_S_End = .;
} GROUP_LINK_IN(OPTION_SETTING_S) = 0xFF

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/*
* Copyright (c) 2024 Renesas Electronics Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file
* @brief System/hardware module for Renesas RA4M2 family processor
*/
#include <zephyr/device.h>
#include <zephyr/init.h>
#include <zephyr/kernel.h>
#include <zephyr/arch/cpu.h>
#include <cmsis_core.h>
#include <zephyr/arch/arm/nmi.h>
#include <zephyr/irq.h>
#include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(soc, CONFIG_SOC_LOG_LEVEL);
#include "bsp_cfg.h"
#include <bsp_api.h>
uint32_t SystemCoreClock BSP_SECTION_EARLY_INIT;
volatile uint32_t g_protect_pfswe_counter BSP_SECTION_EARLY_INIT;
/**
* @brief Perform basic hardware initialization at boot.
*
* This needs to be run from the very beginning.
* So the init priority has to be 0 (zero).
*
* @return 0
*/
static int renesas_ra4m2_init(void)
{
extern volatile uint16_t g_protect_counters[];
for (uint32_t i = 0; i < 4; i++) {
g_protect_counters[i] = 0;
}
#if FSP_PRIV_TZ_USE_SECURE_REGS
/* Disable protection using PRCR register. */
R_BSP_RegisterProtectDisable(BSP_REG_PROTECT_SAR);
/* Initialize peripherals to secure mode for flat projects */
R_PSCU->PSARB = 0;
R_PSCU->PSARC = 0;
R_PSCU->PSARD = 0;
R_PSCU->PSARE = 0;
R_CPSCU->ICUSARG = 0;
R_CPSCU->ICUSARH = 0;
R_CPSCU->ICUSARI = 0;
/* Enable protection using PRCR register. */
R_BSP_RegisterProtectEnable(BSP_REG_PROTECT_SAR);
#endif
SystemCoreClock = BSP_MOCO_HZ;
g_protect_pfswe_counter = 0;
bsp_clock_init();
return 0;
}
SYS_INIT(renesas_ra4m2_init, PRE_KERNEL_1, 0);

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/*
* Copyright (c) 2024 Renesas Electronics Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file SoC configuration macros for the Renesas RA4M2 family MCU
*/
#ifndef ZEPHYR_SOC_RENESAS_RA4M2_SOC_H_
#define ZEPHYR_SOC_RENESAS_RA4M2_SOC_H_
#include <bsp_api.h>
#endif /* ZEPHYR_SOC_RENESAS_RA4M2_SOC_H_ */

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@ -10,6 +10,9 @@ family:
- name: ra4m1
socs:
- name: r7fa4m1ab3cfm
- name: ra4m2
socs:
- name: r7fa4m2ad3cfp
- name: ra6m1
socs:
- name: r7fa6m1ad3cfp