From: Angelo Dureghello <adureghello@baylibre.com>
To: "Greg Ungerer" <gerg@linux-m68k.org>,
"Geert Uytterhoeven" <geert@linux-m68k.org>,
"Steven King" <sfking@fdwdc.com>, "Arnd Bergmann" <arnd@arndb.de>,
"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@foss.st.com>,
"Jonathan Cameron" <jic23@kernel.org>,
"David Lechner" <dlechner@baylibre.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"Andy Shevchenko" <andy@kernel.org>
Cc: Greg Ungerer <gerg@uclinux.org>,
linux-m68k@lists.linux-m68k.org, linux-kernel@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org, linux-iio@vger.kernel.org,
Angelo Dureghello <adureghello@baylibre.com>
Subject: [PATCH v4 09/11] m68k: stmark2: add mcf5441x DAC platform devices
Date: Sun, 31 May 2026 17:26:02 +0200 [thread overview]
Message-ID: <20260531-wip-stmark2-dac-v4-9-7e65ab4215dd@baylibre.com> (raw)
In-Reply-To: <20260531-wip-stmark2-dac-v4-0-7e65ab4215dd@baylibre.com>
From: Angelo Dureghello <adureghello@baylibre.com>
Add mcf5441x DAC platform devices.
Reviewed-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Angelo Dureghello <adureghello@baylibre.com>
---
Changes in v2:
- fix copy-paste error on naming
- use DEFINE_RES()
Changes in v3:
- simplified DACs as single resource entries in place of an array
---
arch/m68k/coldfire/stmark2.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/m68k/coldfire/stmark2.c b/arch/m68k/coldfire/stmark2.c
index 536252ccb87e..d3be4b2953fd 100644
--- a/arch/m68k/coldfire/stmark2.c
+++ b/arch/m68k/coldfire/stmark2.c
@@ -8,6 +8,7 @@
* for more details.
*/
+#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <linux/mtd/partitions.h>
#include <linux/spi/spi.h>
@@ -83,8 +84,28 @@ static struct platform_device dspi_spi0_device = {
},
};
+static struct resource dac0_resource = DEFINE_RES_MEM(MCFDAC_BASE0, 0x100);
+
+static struct platform_device dac0_device = {
+ .name = "mcf54415_dac",
+ .id = 0,
+ .num_resources = 1,
+ .resource = &dac0_resource,
+};
+
+static struct resource dac1_resource = DEFINE_RES_MEM(MCFDAC_BASE1, 0x100);
+
+static struct platform_device dac1_device = {
+ .name = "mcf54415_dac",
+ .id = 1,
+ .num_resources = 1,
+ .resource = &dac1_resource,
+};
+
static struct platform_device *stmark2_devices[] __initdata = {
&dspi_spi0_device,
+ &dac0_device,
+ &dac1_device,
};
/*
--
2.54.0
next prev parent reply other threads:[~2026-05-31 15:26 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-31 15:25 [PATCH v4 00/11] add mcf54415 DAC driver Angelo Dureghello
2026-05-31 15:25 ` [PATCH v4 01/11] m68k: mcf5441x: fix clocks numbering Angelo Dureghello
2026-05-31 15:25 ` [PATCH v4 02/11] m68k: mcf5441x: add clock for DAC channel 1 Angelo Dureghello
2026-05-31 15:25 ` [PATCH v4 03/11] m68k: mcf5441x: initialize DAC clocks by iio DAC driver name Angelo Dureghello
2026-05-31 15:25 ` [PATCH v4 04/11] m68k: defconfig: update stmark2 defconfig Angelo Dureghello
2026-05-31 15:51 ` Jonathan Cameron
2026-06-02 9:24 ` Andy Shevchenko
2026-06-02 9:40 ` Andy Shevchenko
2026-05-31 15:25 ` [PATCH v4 05/11] m68k: add DAC modules base addresses Angelo Dureghello
2026-05-31 15:25 ` [PATCH v4 06/11] m68k: mcf5441x: add CCM registers Angelo Dureghello
2026-05-31 15:26 ` [PATCH v4 07/11] m68k: mcf5441x: add CCR MISCCR2 bitfields Angelo Dureghello
2026-05-31 15:26 ` [PATCH v4 08/11] m68k: stmark2: use ioport.h macros for resources Angelo Dureghello
2026-05-31 15:26 ` Angelo Dureghello [this message]
2026-06-02 9:27 ` [PATCH v4 09/11] m68k: stmark2: add mcf5441x DAC platform devices Andy Shevchenko
2026-05-31 15:26 ` [PATCH v4 10/11] m68k: stmark2: enable DACs outputs Angelo Dureghello
2026-05-31 15:26 ` [PATCH v4 11/11] iio: dac: add mcf54415 DAC Angelo Dureghello
2026-05-31 16:37 ` Jonathan Cameron
2026-06-02 9:39 ` Andy Shevchenko
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