Re: [PATCH 22/24] ARM: at91: sama7: introduce sama7 SoC family
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: 2021-03-31 16:02:22
Also in:
linux-arm-kernel, lkml
On 31/03/2021 13:59:06+0300, Claudiu Beznea wrote:
quoted hunk ↗ jump to hunk
From: Eugen Hristev <redacted> Introduce new family of SoCs, sama7, and first SoC, sama7g5. Signed-off-by: Eugen Hristev <redacted> Signed-off-by: Claudiu Beznea <redacted> --- 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.cdiff --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.odiff --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);
Is this necessary? This is left as a workaround for the old SoCs using pinctrl-at91. I guess this will be using pio4 so this has to be removed.
+}
+
+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-- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com