Hi,
On 22/03/2023 16:04, Martin Kurbanov wrote:
This is a driver for the Amlogic Meson SPI flash controller support
on A113L SoC.
Signed-off-by: Martin Kurbanov <mmkurbanov@xxxxxxxxxxxxxx>
---
drivers/spi/Kconfig | 7 +
drivers/spi/Makefile | 1 +
drivers/spi/spi-meson-spifc-a1.c | 444 +++++++++++++++++++++++++++++++
3 files changed, 452 insertions(+)
create mode 100644 drivers/spi/spi-meson-spifc-a1.c
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 3b1c0878bb85..a12452bd1e0c 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -582,6 +582,13 @@ config SPI_MESON_SPIFC
This enables master mode support for the SPIFC (SPI flash
controller) available in Amlogic Meson SoCs.
+config SPI_MESON_SPIFC_A1
+ tristate "Amlogic Meson A113L SPIFC controller"
The title should be "Amlogic Meson A1 SPIFC controller" for coherency.
+ depends on ARCH_MESON || COMPILE_TEST
+ help
+ This enables master mode support for the SPIFC (SPI flash
+ controller) available in Amlogic Meson A113L (A1 family) SoC.
You should write the reverse: available in Amlogic Meson A1 Family (A113L SoC).
+
config SPI_MICROCHIP_CORE
tristate "Microchip FPGA SPI controllers"
depends on SPI_MASTER
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
index be9ba40ef8d0..702053970967 100644
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -72,6 +72,7 @@ obj-$(CONFIG_SPI_LM70_LLP) += spi-lm70llp.o
obj-$(CONFIG_SPI_LP8841_RTC) += spi-lp8841-rtc.o
obj-$(CONFIG_SPI_MESON_SPICC) += spi-meson-spicc.o
obj-$(CONFIG_SPI_MESON_SPIFC) += spi-meson-spifc.o
+obj-$(CONFIG_SPI_MESON_SPIFC_A1) += spi-meson-spifc-a1.o
obj-$(CONFIG_SPI_MICROCHIP_CORE) += spi-microchip-core.o
obj-$(CONFIG_SPI_MICROCHIP_CORE_QSPI) += spi-microchip-core-qspi.o
obj-$(CONFIG_SPI_MPC512x_PSC) += spi-mpc512x-psc.o
diff --git a/drivers/spi/spi-meson-spifc-a1.c b/drivers/spi/spi-meson-spifc-a1.c
new file mode 100644
index 000000000000..213c8b692675
--- /dev/null
+++ b/drivers/spi/spi-meson-spifc-a1.c
@@ -0,0 +1,444 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Driver for Amlogic Meson A113L SPI flash controller (SPIFC)
Same here
+ *
+ * Copyright (c) 2023, SberDevices. All Rights Reserved.
+ *
+ * Author: Martin Kurbanov <mmkurbanov@xxxxxxxxxxxxxx>
+ */
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi-mem.h>
+#include <linux/types.h>
+
+#define A1_SPIFC_AHB_CTRL_REG 0x0
+#define A1_SPIFC_AHB_BUS_EN BIT(31)
I find the "A1_SPIFC" hard to read, I think you should reverse
it in all the file into :
#define SPIFC_A1_...
and
static XXX meson_spifc_a1_request to be coherent with the legacy spifc
driver and spicc driver.
<snip>
+
+MODULE_AUTHOR("Martin Kurbanov <mmkurbanov@xxxxxxxxxxxxxx>");
+MODULE_DESCRIPTION("Amlogic Meson A113L SPIFC driver");
Same here "Meson A1 SPIFC driver"
+MODULE_LICENSE("GPL");
Thanks,
Neil