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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2014-04-30 02:31:45 +0200
committerSimon Horman <horms+renesas@verge.net.au>2014-05-14 09:56:35 +0900
commit4e9c4877aacc134b568e480eb8998de58b43d63e (patch)
tree9b0015a9215965a0611ecccd786454880520c8d5
parentc17fcfbcc0f6b4f3cae761149e1a6108dd6750e7 (diff)
downloadop-kernel-dev-4e9c4877aacc134b568e480eb8998de58b43d63e.zip
op-kernel-dev-4e9c4877aacc134b568e480eb8998de58b43d63e.tar.gz
ARM: shmobile: lager: Enable SCIF0 and SCIF1 serial ports in DT
SCIF0 and SCIF1 are used as debug serial ports. Enable them and configure pinmuxing appropriately. We can now remove the clkdev registration hack for SCIF devices from the Lager reference board file. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> [horms+renesas@verge.net.au: updated changelog to remove references to device renaming] [horms+renesas@verge.net.au: resolved conflicts] Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
-rw-r--r--arch/arm/boot/dts/r8a7790-lager.dts21
-rw-r--r--arch/arm/mach-shmobile/board-lager-reference.c10
-rw-r--r--arch/arm/mach-shmobile/setup-r8a7790.c10
3 files changed, 25 insertions, 16 deletions
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 6e99eb2..25e0485 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -17,6 +17,11 @@
model = "Lager";
compatible = "renesas,lager", "renesas,r8a7790";
+ aliases {
+ serial6 = &scif0;
+ serial7 = &scif1;
+ };
+
chosen {
bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
};
@@ -112,7 +117,7 @@
};
&pfc {
- pinctrl-0 = <&du_pins &scif0_pins &scif1_pins>;
+ pinctrl-0 = <&du_pins>;
pinctrl-names = "default";
du_pins: du {
@@ -221,6 +226,20 @@
};
};
+&scif0 {
+ pinctrl-0 = <&scif0_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&scif1 {
+ pinctrl-0 = <&scif1_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
&sdhi0 {
pinctrl-0 = <&sdhi0_pins>;
pinctrl-names = "default";
diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c
index 1bca2748..749832e 100644
--- a/arch/arm/mach-shmobile/board-lager-reference.c
+++ b/arch/arm/mach-shmobile/board-lager-reference.c
@@ -91,16 +91,6 @@ static void __init lager_add_du_device(void)
*/
static const struct clk_name clk_names[] __initconst = {
{ "cmt0", "fck", "sh-cmt-48-gen2.0" },
- { "scifa0", NULL, "sh-sci.0" },
- { "scifa1", NULL, "sh-sci.1" },
- { "scifb0", NULL, "sh-sci.2" },
- { "scifb1", NULL, "sh-sci.3" },
- { "scifb2", NULL, "sh-sci.4" },
- { "scifa2", NULL, "sh-sci.5" },
- { "scif0", NULL, "sh-sci.6" },
- { "scif1", NULL, "sh-sci.7" },
- { "hscif0", NULL, "sh-sci.8" },
- { "hscif1", NULL, "sh-sci.9" },
{ "du0", "du.0", "rcar-du-r8a7790" },
{ "du1", "du.1", "rcar-du-r8a7790" },
{ "du2", "du.2", "rcar-du-r8a7790" },
diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index 87327f3..5fc9b17 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -287,6 +287,11 @@ static struct resource cmt0_resources[] = {
void __init r8a7790_add_dt_devices(void)
{
+ r8a7790_register_cmt(0);
+}
+
+void __init r8a7790_add_standard_devices(void)
+{
r8a7790_register_scif(0);
r8a7790_register_scif(1);
r8a7790_register_scif(2);
@@ -297,11 +302,6 @@ void __init r8a7790_add_dt_devices(void)
r8a7790_register_scif(7);
r8a7790_register_scif(8);
r8a7790_register_scif(9);
- r8a7790_register_cmt(0);
-}
-
-void __init r8a7790_add_standard_devices(void)
-{
r8a7790_add_dt_devices();
r8a7790_register_irqc(0);
r8a7790_register_thermal();
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