.SRCINFO

pkgbase = eve-v-drivers-dkms
	pkgdesc = Patched drivers for Eve V
	pkgver = 4.15.9
	pkgrel = 1
	url = https://www.kernel.org/
	arch = x86_64
	license = GPL2
	depends = dkms
	source = https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.15.tar.xz
	source = https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.15.tar.sign
	source = https://www.kernel.org/pub/linux/kernel/v4.x/patch-4.15.9.xz
	source = https://www.kernel.org/pub/linux/kernel/v4.x/patch-4.15.9.sign
	source = cm32181.patch
	source = Makefile
	source = dkms.conf
	validpgpkeys = ABAF11C65A2970B130ABE3C479BE3E4300411886
	validpgpkeys = 647F28654894E3BD457199BE38DBBDC86092693E
	sha256sums = 5a26478906d5005f4f809402e981518d2b8844949199f60c4b6e1f986ca2a769
	sha256sums = SKIP
	sha256sums = b5dc7021bd0c08e4a58b59035f9b757ce6909b46067950ac56d2ad68c1b69dd1
	sha256sums = SKIP
	sha256sums = 2cca3174f11e12d5d5becd16c346c1d0c98d9e89264e52fda15ccadb5521bf41
	sha256sums = 39d7b30315ddb4ddf95a5e0bf051766b44323535b79c8507f7e150cb7bdbc200
	sha256sums = 4e3f04d8c3ba06fe9ba2318af5c5665e8c54e8313f4bca44d1bbe0d440dd9a4f

pkgname = eve-v-drivers-dkms

cm32181.patch

diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c
index aebf7dd071af..1a4e2f894e2c 100644
--- a/drivers/iio/light/cm32181.c
+++ b/drivers/iio/light/cm32181.c
@@ -7,6 +7,7 @@
  * by the Free Software Foundation.
  */
 
+#include <linux/acpi.h>
 #include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/i2c.h>
@@ -354,10 +355,21 @@ static const struct of_device_id cm32181_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, cm32181_of_match);
 
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id cm32181_acpi_match[] = {
+	{"CPLM3218", 0},
+	{},
+};
+MODULE_DEVICE_TABLE(acpi, cm32181_acpi_match);
+#endif
+
 static struct i2c_driver cm32181_driver = {
 	.driver = {
 		.name	= "cm32181",
 		.of_match_table = of_match_ptr(cm32181_of_match),
+#ifdef CONFIG_ACPI
+		.acpi_match_table = ACPI_PTR(cm32181_acpi_match),
+#endif
 	},
 	.id_table       = cm32181_id,
 	.probe		= cm32181_probe,

dkms.conf

PACKAGE_NAME="@_PKGBASE@"
PACKAGE_VERSION="@PKGVER@"
AUTOINSTALL="yes"

BUILT_MODULE_NAME[0]="cm32181"
MAKE[0]="make KDIR=/usr/lib/modules/$kernelver/build"
DEST_MODULE_LOCATION[0]="/updates/drivers/iio/light"

Makefile

obj-m := cm32181.o

KVERSION := $(KERNELRELEASE)
ifeq ($(origin KERNELRELEASE), undefined)
KVERSION := $(shell uname -r)
endif
KDIR := /lib/modules/$(KVERSION)/build
PWD := $(shell pwd)

all:
	$(MAKE) -C $(KDIR) M=$(PWD) modules

clean:
	$(MAKE) -C $(KDIR) M=$(PWD) clean

install:
	$(MAKE) -C $(KDIR) M=$(PWD) modules_install

PKGBUILD

_pkgbase=eve-v-drivers
pkgname=(${_pkgbase}-dkms)
_srcname=linux-4.15
pkgver=4.15.9
pkgrel=1
pkgdesc="Patched drivers for Eve V"
arch=('x86_64')
url="https://www.kernel.org/"
license=('GPL2')
groups=('')
depends=('dkms')
optdepends=()
source=("https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.xz"
        "https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.sign"
        "https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.xz"
        "https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.sign"
        'cm32181.patch'
        'Makefile'
        'dkms.conf')
sha256sums=('5a26478906d5005f4f809402e981518d2b8844949199f60c4b6e1f986ca2a769'
            'SKIP'
            'f3070554bd5f1640085cc35ae2f4bc23a94f9cf47b562140e5c2ec9a16d6b52e'
            'SKIP'
            '2cca3174f11e12d5d5becd16c346c1d0c98d9e89264e52fda15ccadb5521bf41'
            '39d7b30315ddb4ddf95a5e0bf051766b44323535b79c8507f7e150cb7bdbc200'
            '4e3f04d8c3ba06fe9ba2318af5c5665e8c54e8313f4bca44d1bbe0d440dd9a4f')
validpgpkeys=('ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
              '647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
             )

prepare() {
    cd "${srcdir}/${_srcname}"
    patch -Np1 -i "${srcdir}/patch-${pkgver}"
    patch -Np1 -i "${srcdir}/cm32181.patch"
}

package() {
    cd "${srcdir}"

    install -dm755 "${pkgdir}"/usr/src/${_pkgbase}-${pkgver}
    install -Dm644 -t "${pkgdir}/usr/src/${_pkgbase}-${pkgver}" \
        "${_srcname}/drivers/iio/light/cm32181.c" \
        Makefile dkms.conf

    sed -e "s/@_PKGBASE@/${_pkgbase}/" \
        -e "s/@PKGVER@/${pkgver}/" \
        -i "${pkgdir}"/usr/src/${_pkgbase}-${pkgver}/dkms.conf
}