--- /dev/null
+From 5c5db81bff81a0fcd9ad998543d4241cbfe4742f Mon Sep 17 00:00:00 2001
+From: Christian Marangi <ansuelsmth@gmail.com>
+Date: Thu, 17 Oct 2024 14:44:38 +0200
+Subject: [PATCH 2/2] hwrng: airoha - add support for Airoha EN7581 TRNG
+
+Add support for Airoha TRNG. The Airoha SoC provide a True RNG module
+that can output 4 bytes of raw data at times.
+
+The module makes use of various noise source to provide True Random
+Number Generation.
+
+On probe the module is reset to operate Health Test and verify correct
+execution of it.
+
+The module can also provide DRBG function but the execution mode is
+mutually exclusive, running as TRNG doesn't permit to also run it as
+DRBG.
+
+Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
+Reviewed-by: Martin Kaiser <martin@kaiser.cx>
+Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
+---
+ drivers/char/hw_random/Kconfig | 13 ++
+ drivers/char/hw_random/Makefile | 1 +
+ drivers/char/hw_random/airoha-trng.c | 243 +++++++++++++++++++++++++++
+ 3 files changed, 257 insertions(+)
+ create mode 100644 drivers/char/hw_random/airoha-trng.c
+
+--- a/drivers/char/hw_random/Kconfig
++++ b/drivers/char/hw_random/Kconfig
+@@ -62,6 +62,19 @@ config HW_RANDOM_AMD
+
+ If unsure, say Y.
+
++config HW_RANDOM_AIROHA
++ tristate "Airoha True HW Random Number Generator support"
++ depends on ARCH_AIROHA || COMPILE_TEST
++ default HW_RANDOM
++ help
++ This driver provides kernel-side support for the True Random Number
++ Generator hardware found on Airoha SoC.
++
++ To compile this driver as a module, choose M here: the
++ module will be called airoha-rng.
++
++ If unsure, say Y.
++
+ config HW_RANDOM_ATMEL
+ tristate "Atmel Random Number Generator support"
+ depends on (ARCH_AT91 || COMPILE_TEST)
+--- a/drivers/char/hw_random/Makefile
++++ b/drivers/char/hw_random/Makefile
+@@ -8,6 +8,7 @@ rng-core-y := core.o
+ obj-$(CONFIG_HW_RANDOM_TIMERIOMEM) += timeriomem-rng.o
+ obj-$(CONFIG_HW_RANDOM_INTEL) += intel-rng.o
+ obj-$(CONFIG_HW_RANDOM_AMD) += amd-rng.o
++obj-$(CONFIG_HW_RANDOM_AIROHA) += airoha-trng.o
+ obj-$(CONFIG_HW_RANDOM_ATMEL) += atmel-rng.o
+ obj-$(CONFIG_HW_RANDOM_BA431) += ba431-rng.o
+ obj-$(CONFIG_HW_RANDOM_GEODE) += geode-rng.o
+--- /dev/null
++++ b/drivers/char/hw_random/airoha-trng.c
+@@ -0,0 +1,243 @@
++// SPDX-License-Identifier: GPL-2.0
++/* Copyright (C) 2024 Christian Marangi */
++
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/mod_devicetable.h>
++#include <linux/bitfield.h>
++#include <linux/delay.h>
++#include <linux/hw_random.h>
++#include <linux/interrupt.h>
++#include <linux/io.h>
++#include <linux/iopoll.h>
++#include <linux/platform_device.h>
++
++#define TRNG_IP_RDY 0x800
++#define CNT_TRANS GENMASK(15, 8)
++#define SAMPLE_RDY BIT(0)
++#define TRNG_NS_SEK_AND_DAT_EN 0x804
++#define RNG_EN BIT(31) /* referenced as ring_en */
++#define RAW_DATA_EN BIT(16)
++#define TRNG_HEALTH_TEST_SW_RST 0x808
++#define SW_RST BIT(0) /* Active High */
++#define TRNG_INTR_EN 0x818
++#define INTR_MASK BIT(16)
++#define CONTINUOUS_HEALTH_INITR_EN BIT(2)
++#define SW_STARTUP_INITR_EN BIT(1)
++#define RST_STARTUP_INITR_EN BIT(0)
++/* Notice that Health Test are done only out of Reset and with RNG_EN */
++#define TRNG_HEALTH_TEST_STATUS 0x824
++#define CONTINUOUS_HEALTH_AP_TEST_FAIL BIT(23)
++#define CONTINUOUS_HEALTH_RC_TEST_FAIL BIT(22)
++#define SW_STARTUP_TEST_DONE BIT(21)
++#define SW_STARTUP_AP_TEST_FAIL BIT(20)
++#define SW_STARTUP_RC_TEST_FAIL BIT(19)
++#define RST_STARTUP_TEST_DONE BIT(18)
++#define RST_STARTUP_AP_TEST_FAIL BIT(17)
++#define RST_STARTUP_RC_TEST_FAIL BIT(16)
++#define RAW_DATA_VALID BIT(7)
++
++#define TRNG_RAW_DATA_OUT 0x828
++
++#define TRNG_CNT_TRANS_VALID 0x80
++#define BUSY_LOOP_SLEEP 10
++#define BUSY_LOOP_TIMEOUT (BUSY_LOOP_SLEEP * 10000)
++
++struct airoha_trng {
++ void __iomem *base;
++ struct hwrng rng;
++ struct device *dev;
++
++ struct completion rng_op_done;
++};
++
++static int airoha_trng_irq_mask(struct airoha_trng *trng)
++{
++ u32 val;
++
++ val = readl(trng->base + TRNG_INTR_EN);
++ val |= INTR_MASK;
++ writel(val, trng->base + TRNG_INTR_EN);
++
++ return 0;
++}
++
++static int airoha_trng_irq_unmask(struct airoha_trng *trng)
++{
++ u32 val;
++
++ val = readl(trng->base + TRNG_INTR_EN);
++ val &= ~INTR_MASK;
++ writel(val, trng->base + TRNG_INTR_EN);
++
++ return 0;
++}
++
++static int airoha_trng_init(struct hwrng *rng)
++{
++ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
++ int ret;
++ u32 val;
++
++ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
++ val |= RNG_EN;
++ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
++
++ /* Set out of SW Reset */
++ airoha_trng_irq_unmask(trng);
++ writel(0, trng->base + TRNG_HEALTH_TEST_SW_RST);
++
++ ret = wait_for_completion_timeout(&trng->rng_op_done, BUSY_LOOP_TIMEOUT);
++ if (ret <= 0) {
++ dev_err(trng->dev, "Timeout waiting for Health Check\n");
++ airoha_trng_irq_mask(trng);
++ return -ENODEV;
++ }
++
++ /* Check if Health Test Failed */
++ val = readl(trng->base + TRNG_HEALTH_TEST_STATUS);
++ if (val & (RST_STARTUP_AP_TEST_FAIL | RST_STARTUP_RC_TEST_FAIL)) {
++ dev_err(trng->dev, "Health Check fail: %s test fail\n",
++ val & RST_STARTUP_AP_TEST_FAIL ? "AP" : "RC");
++ return -ENODEV;
++ }
++
++ /* Check if IP is ready */
++ ret = readl_poll_timeout(trng->base + TRNG_IP_RDY, val,
++ val & SAMPLE_RDY, 10, 1000);
++ if (ret < 0) {
++ dev_err(trng->dev, "Timeout waiting for IP ready");
++ return -ENODEV;
++ }
++
++ /* CNT_TRANS must be 0x80 for IP to be considered ready */
++ ret = readl_poll_timeout(trng->base + TRNG_IP_RDY, val,
++ FIELD_GET(CNT_TRANS, val) == TRNG_CNT_TRANS_VALID,
++ 10, 1000);
++ if (ret < 0) {
++ dev_err(trng->dev, "Timeout waiting for IP ready");
++ return -ENODEV;
++ }
++
++ return 0;
++}
++
++static void airoha_trng_cleanup(struct hwrng *rng)
++{
++ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
++ u32 val;
++
++ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
++ val &= ~RNG_EN;
++ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
++
++ /* Put it in SW Reset */
++ writel(SW_RST, trng->base + TRNG_HEALTH_TEST_SW_RST);
++}
++
++static int airoha_trng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
++{
++ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
++ u32 *data = buf;
++ u32 status;
++ int ret;
++
++ ret = readl_poll_timeout(trng->base + TRNG_HEALTH_TEST_STATUS, status,
++ status & RAW_DATA_VALID, 10, 1000);
++ if (ret < 0) {
++ dev_err(trng->dev, "Timeout waiting for TRNG RAW Data valid\n");
++ return ret;
++ }
++
++ *data = readl(trng->base + TRNG_RAW_DATA_OUT);
++
++ return 4;
++}
++
++static irqreturn_t airoha_trng_irq(int irq, void *priv)
++{
++ struct airoha_trng *trng = (struct airoha_trng *)priv;
++
++ airoha_trng_irq_mask(trng);
++ /* Just complete the task, we will read the value later */
++ complete(&trng->rng_op_done);
++
++ return IRQ_HANDLED;
++}
++
++static int airoha_trng_probe(struct platform_device *pdev)
++{
++ struct device *dev = &pdev->dev;
++ struct airoha_trng *trng;
++ int irq, ret;
++ u32 val;
++
++ trng = devm_kzalloc(dev, sizeof(*trng), GFP_KERNEL);
++ if (!trng)
++ return -ENOMEM;
++
++ trng->base = devm_platform_ioremap_resource(pdev, 0);
++ if (IS_ERR(trng->base))
++ return PTR_ERR(trng->base);
++
++ irq = platform_get_irq(pdev, 0);
++ if (irq < 0)
++ return irq;
++
++ airoha_trng_irq_mask(trng);
++ ret = devm_request_irq(&pdev->dev, irq, airoha_trng_irq, 0,
++ pdev->name, (void *)trng);
++ if (ret) {
++ dev_err(dev, "Can't get interrupt working.\n");
++ return ret;
++ }
++
++ init_completion(&trng->rng_op_done);
++
++ /* Enable interrupt for SW reset Health Check */
++ val = readl(trng->base + TRNG_INTR_EN);
++ val |= RST_STARTUP_INITR_EN;
++ writel(val, trng->base + TRNG_INTR_EN);
++
++ /* Set output to raw data */
++ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
++ val |= RAW_DATA_EN;
++ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
++
++ /* Put it in SW Reset */
++ writel(SW_RST, trng->base + TRNG_HEALTH_TEST_SW_RST);
++
++ trng->dev = dev;
++ trng->rng.name = pdev->name;
++ trng->rng.init = airoha_trng_init;
++ trng->rng.cleanup = airoha_trng_cleanup;
++ trng->rng.read = airoha_trng_read;
++
++ ret = devm_hwrng_register(dev, &trng->rng);
++ if (ret) {
++ dev_err(dev, "failed to register rng device: %d\n", ret);
++ return ret;
++ }
++
++ return 0;
++}
++
++static const struct of_device_id airoha_trng_of_match[] = {
++ { .compatible = "airoha,en7581-trng", },
++ {},
++};
++MODULE_DEVICE_TABLE(of, airoha_trng_of_match);
++
++static struct platform_driver airoha_trng_driver = {
++ .driver = {
++ .name = "airoha-trng",
++ .of_match_table = airoha_trng_of_match,
++ },
++ .probe = airoha_trng_probe,
++};
++
++module_platform_driver(airoha_trng_driver);
++
++MODULE_LICENSE("GPL");
++MODULE_AUTHOR("Christian Marangi <ansuelsmth@gmail.com>");
++MODULE_DESCRIPTION("Airoha True Random Number Generator driver");
+++ /dev/null
-From 9dbd16ac89e00bd8640ecac3971b0943410b5cec Mon Sep 17 00:00:00 2001
-From: Christian Marangi <ansuelsmth@gmail.com>
-Date: Sat, 6 Jul 2024 01:15:24 +0200
-Subject: [PATCH 2/2] hwrng: add support for Airoha EN7581 TRNG
-
-Add support for Airoha TRNG. The Airoha SoC provide a True RNG module
-that can output 4 bytes of raw data at times.
-
-The module makes use of various noise source to provide True Random
-Number Generation.
-
-On probe the module is reset to operate Health Test and verify correct
-execution of it.
-
-The module can also provide DRBG function but the execution mode is
-mutually exclusive, running as TRNG doesn't permit to also run it as
-DRBG.
-
-Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
----
- drivers/char/hw_random/Kconfig | 13 ++
- drivers/char/hw_random/Makefile | 1 +
- drivers/char/hw_random/airoha-trng.c | 243 +++++++++++++++++++++++++++
- 3 files changed, 257 insertions(+)
- create mode 100644 drivers/char/hw_random/airoha-trng.c
-
---- a/drivers/char/hw_random/Kconfig
-+++ b/drivers/char/hw_random/Kconfig
-@@ -62,6 +62,19 @@ config HW_RANDOM_AMD
-
- If unsure, say Y.
-
-+config HW_RANDOM_AIROHA
-+ tristate "Airoha True HW Random Number Generator support"
-+ depends on ARCH_AIROHA || COMPILE_TEST
-+ default HW_RANDOM
-+ help
-+ This driver provides kernel-side support for the True Random Number
-+ Generator hardware found on Airoha SoC.
-+
-+ To compile this driver as a module, choose M here: the
-+ module will be called airoha-rng.
-+
-+ If unsure, say Y.
-+
- config HW_RANDOM_ATMEL
- tristate "Atmel Random Number Generator support"
- depends on (ARCH_AT91 || COMPILE_TEST)
---- a/drivers/char/hw_random/Makefile
-+++ b/drivers/char/hw_random/Makefile
-@@ -8,6 +8,7 @@ rng-core-y := core.o
- obj-$(CONFIG_HW_RANDOM_TIMERIOMEM) += timeriomem-rng.o
- obj-$(CONFIG_HW_RANDOM_INTEL) += intel-rng.o
- obj-$(CONFIG_HW_RANDOM_AMD) += amd-rng.o
-+obj-$(CONFIG_HW_RANDOM_AIROHA) += airoha-trng.o
- obj-$(CONFIG_HW_RANDOM_ATMEL) += atmel-rng.o
- obj-$(CONFIG_HW_RANDOM_BA431) += ba431-rng.o
- obj-$(CONFIG_HW_RANDOM_GEODE) += geode-rng.o
---- /dev/null
-+++ b/drivers/char/hw_random/airoha-trng.c
-@@ -0,0 +1,243 @@
-+// SPDX-License-Identifier: GPL-2.0
-+/* Copyright (C) 2024 Christian Marangi */
-+
-+#include <linux/kernel.h>
-+#include <linux/module.h>
-+#include <linux/mod_devicetable.h>
-+#include <linux/err.h>
-+#include <linux/io.h>
-+#include <linux/iopoll.h>
-+#include <linux/interrupt.h>
-+#include <linux/hw_random.h>
-+#include <linux/platform_device.h>
-+#include <linux/delay.h>
-+
-+#define TRNG_IP_RDY 0x800
-+#define CNT_TRANS GENMASK(15, 8)
-+#define SAMPLE_RDY BIT(0)
-+#define TRNG_NS_SEK_AND_DAT_EN 0x804
-+#define RNG_EN BIT(31) /* referenced as ring_en */
-+#define RAW_DATA_EN BIT(16)
-+#define TRNG_HEALTH_TEST_SW_RST 0x808
-+#define SW_RST BIT(0) /* Active High */
-+#define TRNG_INTR_EN 0x818
-+#define INTR_MASK BIT(16)
-+#define CONTINUOUS_HEALTH_INITR_EN BIT(2)
-+#define SW_STARTUP_INITR_EN BIT(1)
-+#define RST_STARTUP_INITR_EN BIT(0)
-+/* Notice that Health Test are done only out of Reset and with RNG_EN */
-+#define TRNG_HEALTH_TEST_STATUS 0x824
-+#define CONTINUOUS_HEALTH_AP_TEST_FAIL BIT(23)
-+#define CONTINUOUS_HEALTH_RC_TEST_FAIL BIT(22)
-+#define SW_STARTUP_TEST_DONE BIT(21)
-+#define SW_STARTUP_AP_TEST_FAIL BIT(20)
-+#define SW_STARTUP_RC_TEST_FAIL BIT(19)
-+#define RST_STARTUP_TEST_DONE BIT(18)
-+#define RST_STARTUP_AP_TEST_FAIL BIT(17)
-+#define RST_STARTUP_RC_TEST_FAIL BIT(16)
-+#define RAW_DATA_VALID BIT(7)
-+
-+#define TRNG_RAW_DATA_OUT 0x828
-+
-+#define TRNG_CNT_TRANS_VALID 0x80
-+#define BUSY_LOOP_SLEEP 10
-+#define BUSY_LOOP_TIMEOUT (BUSY_LOOP_SLEEP * 10000)
-+
-+struct airoha_trng {
-+ void __iomem *base;
-+ struct hwrng rng;
-+ struct device *dev;
-+
-+ struct completion rng_op_done;
-+};
-+
-+static int airoha_trng_irq_mask(struct airoha_trng *trng)
-+{
-+ u32 val;
-+
-+ val = readl(trng->base + TRNG_INTR_EN);
-+ val |= INTR_MASK;
-+ writel(val, trng->base + TRNG_INTR_EN);
-+
-+ return 0;
-+}
-+
-+static int airoha_trng_irq_unmask(struct airoha_trng *trng)
-+{
-+ u32 val;
-+
-+ val = readl(trng->base + TRNG_INTR_EN);
-+ val &= ~INTR_MASK;
-+ writel(val, trng->base + TRNG_INTR_EN);
-+
-+ return 0;
-+}
-+
-+static int airoha_trng_init(struct hwrng *rng)
-+{
-+ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
-+ int ret;
-+ u32 val;
-+
-+ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+ val |= RNG_EN;
-+ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+
-+ /* Set out of SW Reset */
-+ airoha_trng_irq_unmask(trng);
-+ writel(0, trng->base + TRNG_HEALTH_TEST_SW_RST);
-+
-+ ret = wait_for_completion_timeout(&trng->rng_op_done, BUSY_LOOP_TIMEOUT);
-+ if (ret <= 0) {
-+ dev_err(trng->dev, "Timeout waiting for Health Check\n");
-+ airoha_trng_irq_mask(trng);
-+ return -ENODEV;
-+ }
-+
-+ /* Check if Health Test Failed */
-+ val = readl(trng->base + TRNG_HEALTH_TEST_STATUS);
-+ if (val & (RST_STARTUP_AP_TEST_FAIL | RST_STARTUP_RC_TEST_FAIL)) {
-+ dev_err(trng->dev, "Health Check fail: %s test fail\n",
-+ val & RST_STARTUP_AP_TEST_FAIL ? "AP" : "RC");
-+ return -ENODEV;
-+ }
-+
-+ /* Check if IP is ready */
-+ ret = readl_poll_timeout(trng->base + TRNG_IP_RDY, val,
-+ val & SAMPLE_RDY, 10, 1000);
-+ if (ret < 0) {
-+ dev_err(trng->dev, "Timeout waiting for IP ready");
-+ return -ENODEV;
-+ }
-+
-+ /* CNT_TRANS must be 0x80 for IP to be considered ready */
-+ ret = readl_poll_timeout(trng->base + TRNG_IP_RDY, val,
-+ FIELD_GET(CNT_TRANS, val) == TRNG_CNT_TRANS_VALID,
-+ 10, 1000);
-+ if (ret < 0) {
-+ dev_err(trng->dev, "Timeout waiting for IP ready");
-+ return -ENODEV;
-+ }
-+
-+ return 0;
-+}
-+
-+static void airoha_trng_cleanup(struct hwrng *rng)
-+{
-+ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
-+ u32 val;
-+
-+ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+ val &= ~RNG_EN;
-+ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+
-+ /* Put it in SW Reset */
-+ writel(SW_RST, trng->base + TRNG_HEALTH_TEST_SW_RST);
-+}
-+
-+static int airoha_trng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
-+{
-+ struct airoha_trng *trng = container_of(rng, struct airoha_trng, rng);
-+ u32 *data = buf;
-+ u32 status;
-+ int ret;
-+
-+ ret = readl_poll_timeout(trng->base + TRNG_HEALTH_TEST_STATUS, status,
-+ status & RAW_DATA_VALID, 10, 1000);
-+ if (ret < 0) {
-+ dev_err(trng->dev, "Timeout waiting for TRNG RAW Data valid\n");
-+ return ret;
-+ }
-+
-+ *data = readl(trng->base + TRNG_RAW_DATA_OUT);
-+
-+ return 4;
-+}
-+
-+static irqreturn_t airoha_trng_irq(int irq, void *priv)
-+{
-+ struct airoha_trng *trng = (struct airoha_trng *)priv;
-+
-+ airoha_trng_irq_mask(trng);
-+ /* Just complete the task, we will read the value later */
-+ complete(&trng->rng_op_done);
-+
-+ return IRQ_HANDLED;
-+}
-+
-+static int airoha_trng_probe(struct platform_device *pdev)
-+{
-+ struct device *dev = &pdev->dev;
-+ struct airoha_trng *trng;
-+ int irq, ret;
-+ u32 val;
-+
-+ trng = devm_kzalloc(dev, sizeof(*trng), GFP_KERNEL);
-+ if (!trng)
-+ return -ENOMEM;
-+
-+ trng->base = devm_platform_ioremap_resource(pdev, 0);
-+ if (IS_ERR(trng->base))
-+ return PTR_ERR(trng->base);
-+
-+ irq = platform_get_irq(pdev, 0);
-+ if (irq < 0)
-+ return irq;
-+
-+ airoha_trng_irq_mask(trng);
-+ ret = devm_request_irq(&pdev->dev, irq, airoha_trng_irq, 0,
-+ pdev->name, (void *)trng);
-+ if (ret) {
-+ dev_err(dev, "Can't get interrupt working.\n");
-+ return ret;
-+ }
-+
-+ init_completion(&trng->rng_op_done);
-+
-+ /* Enable interrupt for SW reset Health Check */
-+ val = readl(trng->base + TRNG_INTR_EN);
-+ val |= RST_STARTUP_INITR_EN;
-+ writel(val, trng->base + TRNG_INTR_EN);
-+
-+ /* Set output to raw data */
-+ val = readl(trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+ val |= RAW_DATA_EN;
-+ writel(val, trng->base + TRNG_NS_SEK_AND_DAT_EN);
-+
-+ /* Put it in SW Reset */
-+ writel(SW_RST, trng->base + TRNG_HEALTH_TEST_SW_RST);
-+
-+ trng->dev = dev;
-+ trng->rng.name = pdev->name;
-+ trng->rng.init = airoha_trng_init;
-+ trng->rng.cleanup = airoha_trng_cleanup;
-+ trng->rng.read = airoha_trng_read;
-+
-+ ret = devm_hwrng_register(dev, &trng->rng);
-+ if (ret) {
-+ dev_err(dev, "failed to register rng device: %d\n", ret);
-+ return ret;
-+ }
-+
-+ return 0;
-+}
-+
-+static const struct of_device_id airoha_trng_of_match[] = {
-+ { .compatible = "airoha,en7581-trng", },
-+ {},
-+};
-+MODULE_DEVICE_TABLE(of, airoha_trng_of_match);
-+
-+static struct platform_driver airoha_trng_driver = {
-+ .driver = {
-+ .name = "airoha-trng",
-+ .of_match_table = airoha_trng_of_match,
-+ },
-+ .probe = airoha_trng_probe,
-+};
-+
-+module_platform_driver(airoha_trng_driver);
-+
-+MODULE_LICENSE("GPL");
-+MODULE_AUTHOR("Christian Marangi <ansuelsmth@gmail.com>");
-+MODULE_DESCRIPTION("Airoha True Random Number Generator driver");
projects / openwrt / staging / linusw.git / commitdiff