linux-kernel - [PATCH 22/24] ARM: at91: sama7: introduce sama7 SoC family

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Date:   Wed, 31 Mar 2021 13:59:06 +0300
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>, <robh+dt@...nel.org>,
        <linux@...linux.org.uk>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 22/24] ARM: at91: sama7: introduce sama7 SoC family

From: Eugen Hristev <eugen.hristev@...rochip.com>

Introduce new family of SoCs, sama7, and first SoC, sama7g5.

Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 arch/arm/mach-at91/Makefile |  1 +
 arch/arm/mach-at91/sama7.c  | 48 +++++++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 arch/arm/mach-at91/sama7.c

diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index f565490f1b70..6cc6624cddac 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_SOC_AT91SAM9)	+= at91sam9.o
 obj-$(CONFIG_SOC_SAM9X60)	+= sam9x60.o
 obj-$(CONFIG_SOC_SAMA5)		+= sama5.o
 obj-$(CONFIG_SOC_SAMV7)		+= samv7.o
+obj-$(CONFIG_SOC_SAMA7)		+= sama7.o
 
 # Power Management
 obj-$(CONFIG_ATMEL_PM)		+= pm.o pm_suspend.o
diff --git a/arch/arm/mach-at91/sama7.c b/arch/arm/mach-at91/sama7.c
new file mode 100644
index 000000000000..e04cadb569ad
--- /dev/null
+++ b/arch/arm/mach-at91/sama7.c
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Setup code for SAMA7
+ *
+ * Copyright (C) 2021 Microchip Technology, Inc. and its subsidiaries
+ *
+ */
+
+#include <linux/of.h>
+#include <linux/of_platform.h>
+
+#include <asm/mach/arch.h>
+#include <asm/system_misc.h>
+
+#include "generic.h"
+
+static void __init sama7_common_init(void)
+{
+	of_platform_default_populate(NULL, NULL, NULL);
+}
+
+static void __init sama7_dt_device_init(void)
+{
+	sama7_common_init();
+}
+
+static const char *const sama7_dt_board_compat[] __initconst = {
+	"microchip,sama7",
+	NULL
+};
+
+DT_MACHINE_START(sama7_dt, "Microchip SAMA7")
+	/* Maintainer: Microchip */
+	.init_machine	= sama7_dt_device_init,
+	.dt_compat	= sama7_dt_board_compat,
+MACHINE_END
+
+static const char *const sama7g5_dt_board_compat[] __initconst = {
+	"microchip,sama7g5",
+	NULL
+};
+
+DT_MACHINE_START(sama7g5_dt, "Microchip SAMA7G5")
+	/* Maintainer: Microchip */
+	.init_machine	= sama7_dt_device_init,
+	.dt_compat	= sama7g5_dt_board_compat,
+MACHINE_END
+
-- 
2.25.1