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Date: Tue, 16 Feb 2016 11:15:04 +0900
From: Masahiro Yamada <yamada.masahiro@...ionext.com>
To: arm@...nel.org
Cc: Masahiro Yamada <yamada.masahiro@...ionext.com>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/9] ARM: dts: uniphier: rework UniPhier System Bus nodes
Tidy up the System Bus nodes in order to make the driver
(drivers/bus/uniphier-system-bus.c) really available.
Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---
arch/arm/boot/dts/uniphier-common32.dtsi | 19 ++++++++++---------
arch/arm/boot/dts/uniphier-ph1-sld3.dtsi | 19 ++++++++++---------
arch/arm/boot/dts/uniphier-support-card.dtsi | 2 +-
arch/arm/mach-uniphier/platsmp.c | 11 +++++------
arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi | 18 ++++++++++++------
5 files changed, 38 insertions(+), 31 deletions(-)
diff --git a/arch/arm/boot/dts/uniphier-common32.dtsi b/arch/arm/boot/dts/uniphier-common32.dtsi
index ea9301a..ae48d28 100644
--- a/arch/arm/boot/dts/uniphier-common32.dtsi
+++ b/arch/arm/boot/dts/uniphier-common32.dtsi
@@ -52,12 +52,6 @@
ranges;
interrupt-parent = <&intc>;
- extbus: extbus {
- compatible = "simple-bus";
- #address-cells = <2>;
- #size-cells = <1>;
- };
-
serial0: serial@...06800 {
compatible = "socionext,uniphier-uart";
status = "disabled";
@@ -98,9 +92,16 @@
clocks = <&uart_clk>;
};
- system-bus-controller@...00000 {
- compatible = "socionext,uniphier-system-bus-controller";
- reg = <0x58c00000 0x400>, <0x59800000 0x2000>;
+ system_bus: system-bus@...00000 {
+ compatible = "socionext,uniphier-system-bus";
+ reg = <0x58c00000 0x400>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ };
+
+ smpctrl@...00000 {
+ compatible = "socionext,uniphier-smpctrl";
+ reg = <0x59801000 0x400>;
};
timer@...00200 {
diff --git a/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi b/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
index 691a17d..ef94d2e 100644
--- a/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
+++ b/arch/arm/boot/dts/uniphier-ph1-sld3.dtsi
@@ -94,12 +94,6 @@
ranges;
interrupt-parent = <&intc>;
- extbus: extbus {
- compatible = "simple-bus";
- #address-cells = <2>;
- #size-cells = <1>;
- };
-
timer@...00200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x20000200 0x20>;
@@ -216,9 +210,16 @@
clock-frequency = <400000>;
};
- system-bus-controller@...00000 {
- compatible = "socionext,uniphier-system-bus-controller";
- reg = <0x58c00000 0x400>, <0x59800000 0x2000>;
+ system_bus: system-bus@...00000 {
+ compatible = "socionext,uniphier-system-bus";
+ reg = <0x58c00000 0x400>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ };
+
+ smpctrl@...00000 {
+ compatible = "socionext,uniphier-smpctrl";
+ reg = <0x59801000 0x400>;
};
usb0: usb@...00100 {
diff --git a/arch/arm/boot/dts/uniphier-support-card.dtsi b/arch/arm/boot/dts/uniphier-support-card.dtsi
index fa807e8..0d2826a 100644
--- a/arch/arm/boot/dts/uniphier-support-card.dtsi
+++ b/arch/arm/boot/dts/uniphier-support-card.dtsi
@@ -42,7 +42,7 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
-&extbus {
+&system_bus {
ranges = <1 0x00000000 0x42000000 0x02000000>;
support_card: support_card {
diff --git a/arch/arm/mach-uniphier/platsmp.c b/arch/arm/mach-uniphier/platsmp.c
index e1cfc1d..b53a8d9 100644
--- a/arch/arm/mach-uniphier/platsmp.c
+++ b/arch/arm/mach-uniphier/platsmp.c
@@ -30,7 +30,7 @@
* The secondary CPUs check this register from the boot ROM for the jump
* destination. After that, it can be reused as a scratch register.
*/
-#define UNIPHIER_SBC_ROM_BOOT_RSV2 0x1208
+#define UNIPHIER_SMPCTRL_ROM_BOOT_RSV2 0x208
static void __iomem *uniphier_smp_rom_boot_rsv2;
static unsigned int uniphier_smp_max_cpus;
@@ -98,15 +98,14 @@ static int __init uniphier_smp_prepare_trampoline(unsigned int max_cpus)
phys_addr_t rom_rsv2_phys;
int ret;
- np = of_find_compatible_node(NULL, NULL,
- "socionext,uniphier-system-bus-controller");
- ret = of_address_to_resource(np, 1, &res);
+ np = of_find_compatible_node(NULL, NULL, "socionext,uniphier-smpctrl");
+ ret = of_address_to_resource(np, 0, &res);
if (ret) {
- pr_err("failed to get resource of system-bus-controller\n");
+ pr_err("failed to get resource of uniphier-smpctrl\n");
return ret;
}
- rom_rsv2_phys = res.start + UNIPHIER_SBC_ROM_BOOT_RSV2;
+ rom_rsv2_phys = res.start + UNIPHIER_SMPCTRL_ROM_BOOT_RSV2;
ret = uniphier_smp_copy_trampoline(rom_rsv2_phys);
if (ret)
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi
index 0296af9..84637eb 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi
+++ b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi
@@ -133,12 +133,6 @@
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;
- extbus: extbus {
- compatible = "simple-bus";
- #address-cells = <2>;
- #size-cells = <1>;
- };
-
serial0: serial@...06800 {
compatible = "socionext,uniphier-uart";
status = "disabled";
@@ -261,6 +255,18 @@
clock-frequency = <400000>;
};
+ system_bus: system-bus@...00000 {
+ compatible = "socionext,uniphier-system-bus";
+ reg = <0x58c00000 0x400>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ };
+
+ smpctrl@...00000 {
+ compatible = "socionext,uniphier-smpctrl";
+ reg = <0x59801000 0x400>;
+ };
+
pinctrl: pinctrl@...01000 {
compatible = "socionext,ph1-ld10-pinctrl", "syscon";
reg = <0x5f801000 0xe00>;
--
1.9.1
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