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boards: renesas: Add support for Renesas RA entropy running on TRNG HWIP #83069

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merged 3 commits into from
Dec 23, 2024
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boards: renesas: Add support for Renesas RA entropy running on TRNG HWIP #83069

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e904643
manifest: Update hal_renesas for RA TRNG entropy support
Oct 31, 2024
849efe9
drivers: entropy: Add support for TRNG to entropy driver
Oct 31, 2024
97107ac
boards: renesas: add board support entropy driver using TRNG
Nov 13, 2024
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2 changes: 2 additions & 0 deletions boards/renesas/ek_ra2a1/doc/index.rst
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Expand Up @@ -84,6 +84,8 @@ hardware features:
+-----------+------------+-------------------------------+
| PWM | on-chip | pwm |
+-----------+------------+-------------------------------+
| ENTROPY | on-chip | entropy |
+-----------+------------+-------------------------------+

The default configuration can be found in
:zephyr_file:`boards/renesas/ek_ra2a1/ek_ra2a1_defconfig`
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5 changes: 5 additions & 0 deletions boards/renesas/ek_ra2a1/ek_ra2a1.dts
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Expand Up @@ -20,6 +20,7 @@
zephyr,flash = &flash0;
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,entropy = &trng;
};

leds {
Expand Down Expand Up @@ -93,3 +94,7 @@
interrupt-names = "gtioca", "overflow";
status = "okay";
};

&trng {
status = "okay";
};
2 changes: 2 additions & 0 deletions boards/renesas/ek_ra4e2/doc/index.rst
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Expand Up @@ -104,6 +104,8 @@ The below features are currently supported on Zephyr OS for EK-RA4E2 board:
+-----------+------------+----------------------+
| PWM | on-chip | pwm |
+-----------+------------+----------------------+
| ENTROPY | on-chip | entropy |
+-----------+------------+----------------------+

Other hardware features are currently not supported by the port.

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5 changes: 5 additions & 0 deletions boards/renesas/ek_ra4e2/ek_ra4e2.dts
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Expand Up @@ -21,6 +21,7 @@
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,canbus = &canfd0;
zephyr,entropy = &trng;
};

leds {
Expand Down Expand Up @@ -162,3 +163,7 @@
divider = <RA_PWM_SOURCE_DIV_256>;
status = "okay";
};

&trng {
status = "okay";
};
2 changes: 2 additions & 0 deletions boards/renesas/ek_ra6e2/doc/index.rst
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Expand Up @@ -104,6 +104,8 @@ The below features are currently supported on Zephyr OS for EK-RA6E2 board:
+-----------+------------+----------------------+
| PWM | on-chip | pwm |
+-----------+------------+----------------------+
| ENTROPY | on-chip | entropy |
+-----------+------------+----------------------+

Other hardware features are currently not supported by the port.

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5 changes: 5 additions & 0 deletions boards/renesas/ek_ra6e2/ek_ra6e2.dts
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Expand Up @@ -22,6 +22,7 @@
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,canbus = &canfd0;
zephyr,entropy = &trng;
};

leds {
Expand Down Expand Up @@ -177,3 +178,7 @@
divider = <RA_PWM_SOURCE_DIV_256>;
status = "okay";
};

&trng {
status ="okay";
};
2 changes: 2 additions & 0 deletions boards/renesas/fpb_ra6e2/doc/index.rst
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Expand Up @@ -91,6 +91,8 @@ The below features are currently supported on Zephyr OS for FPB-RA6E2 board:
+-----------+------------+----------------------+
| PWM | on-chip | pwm |
+-----------+------------+----------------------+
| ENTROPY | on-chip | entropy |
+-----------+------------+----------------------+

Other hardware features are currently not supported by the port.

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5 changes: 5 additions & 0 deletions boards/renesas/fpb_ra6e2/fpb_ra6e2.dts
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Expand Up @@ -21,6 +21,7 @@
zephyr,flash = &flash0;
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,entropy = &trng;
};

leds {
Expand Down Expand Up @@ -123,3 +124,7 @@
divider = <RA_PWM_SOURCE_DIV_256>;
status = "okay";
};

&trng {
status ="okay";
};
2 changes: 1 addition & 1 deletion drivers/entropy/Kconfig.renesas_ra
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Expand Up @@ -7,7 +7,7 @@ config ENTROPY_RENESAS_RA
bool "Renesas RA TRNG driver"
default y
depends on DT_HAS_RENESAS_RA_RSIP_E51A_TRNG_ENABLED || DT_HAS_RENESAS_RA_SCE7_RNG_ENABLED \
|| DT_HAS_RENESAS_RA_SCE5_RNG_ENABLED
|| DT_HAS_RENESAS_RA_SCE5_RNG_ENABLED || DT_HAS_RENESAS_RA_TRNG_ENABLED
select ENTROPY_HAS_DRIVER
select USE_RA_FSP_SCE
help
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1 change: 1 addition & 0 deletions drivers/entropy/entropy_renesas_ra.c
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Expand Up @@ -50,3 +50,4 @@ static int entropy_renesas_ra_init(const struct device *dev)
DT_FOREACH_STATUS_OKAY(renesas_ra_rsip_e51a_trng, RENESAS_RA_ENTROPY_INIT)
DT_FOREACH_STATUS_OKAY(renesas_ra_sce5_rng, RENESAS_RA_ENTROPY_INIT)
DT_FOREACH_STATUS_OKAY(renesas_ra_sce7_rng, RENESAS_RA_ENTROPY_INIT)
DT_FOREACH_STATUS_OKAY(renesas_ra_trng, RENESAS_RA_ENTROPY_INIT)
5 changes: 5 additions & 0 deletions dts/arm/renesas/ra/ra2/r7fa2a1xh.dtsi
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Expand Up @@ -86,6 +86,11 @@
#pwm-cells = <3>;
status = "disabled";
};

trng: trng {
compatible = "renesas,ra-trng";
status = "disabled";
};
};

clocks: clocks {
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5 changes: 5 additions & 0 deletions dts/arm/renesas/ra/ra4/r7fa4e2b93cfm.dtsi
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Expand Up @@ -74,6 +74,11 @@
status = "disabled";
};
};

trng: trng {
compatible = "renesas,ra-trng";
status = "disabled";
};
};

clocks: clocks {
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5 changes: 5 additions & 0 deletions dts/arm/renesas/ra/ra6/r7fa6e2bx.dtsi
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Expand Up @@ -85,6 +85,11 @@
#pwm-cells = <3>;
status = "disabled";
};

trng: trng {
compatible = "renesas,ra-trng";
status = "disabled";
};
};

clocks: clocks {
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8 changes: 8 additions & 0 deletions dts/bindings/rng/renesas,ra-trng.yaml
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@@ -0,0 +1,8 @@
# Copyright (c) 2024 Renesas Electronics Corporation
# SPDX-License-Identifier: Apache-2.0

description: Renesas RA TRNG

compatible: "renesas,ra-trng"

include: base.yaml
7 changes: 7 additions & 0 deletions modules/Kconfig.renesas_fsp
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Expand Up @@ -73,6 +73,13 @@ config HAS_RENESAS_RA_SCE5
help
Includes SCE5 implementation for SCE driver

config HAS_RENESAS_RA_TRNG
bool
default y
depends on DT_HAS_RENESAS_RA_TRNG_ENABLED
help
Includes TRNG implementation for SCE driver

endif

config USE_RA_FSP_SPI_B
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2 changes: 1 addition & 1 deletion west.yml
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Expand Up @@ -219,7 +219,7 @@ manifest:
- hal
- name: hal_renesas
path: modules/hal/renesas
revision: 3c68562411cfe2e4bfb8546854fe9a24cb83c71a
revision: 3a8466b2ceca87d05280a071b9b9aabda1915235
groups:
- hal
- name: hal_rpi_pico
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