diff mbox

[3/3] ARM: mediatek: add MT7623 smp bringup code

Message ID 1452011068-28300-4-git-send-email-blogic@openwrt.org (mailing list archive)
State New, archived
Headers show

Commit Message

John Crispin Jan. 5, 2016, 4:24 p.m. UTC 
Add support for booting secondary CPUs on MT7623.

Signed-off-by: John Crispin <blogic@openwrt.org>
---
 arch/arm/boot/dts/mt7623.dtsi    |    1 +
 arch/arm/mach-mediatek/platsmp.c |    7 +++++++
 2 files changed, 8 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
index 53c4268..fd2b614 100644
--- a/arch/arm/boot/dts/mt7623.dtsi
+++ b/arch/arm/boot/dts/mt7623.dtsi
@@ -23,6 +23,7 @@ 
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
+		enable-method = "mediatek,mt6589-smp";
 
 		cpu@0 {
 			device_type = "cpu";
diff --git a/arch/arm/mach-mediatek/platsmp.c b/arch/arm/mach-mediatek/platsmp.c
index 8141f3f..8151400 100644
--- a/arch/arm/mach-mediatek/platsmp.c
+++ b/arch/arm/mach-mediatek/platsmp.c
@@ -44,6 +44,12 @@  static const struct mtk_smp_boot_info mtk_mt6589_boot = {
 	{ 0x38, 0x3c, 0x40 },
 };
 
+static const struct mtk_smp_boot_info mtk_mt7623_boot = {
+	0x10202000, 0x34,
+	{ 0x534c4131, 0x4c415332, 0x41534c33 },
+	{ 0x38, 0x3c, 0x40 },
+};
+
 static const struct of_device_id mtk_tz_smp_boot_infos[] __initconst = {
 	{ .compatible   = "mediatek,mt8135", .data = &mtk_mt8135_tz_boot },
 	{ .compatible   = "mediatek,mt8127", .data = &mtk_mt8135_tz_boot },
@@ -51,6 +57,7 @@  static const struct of_device_id mtk_tz_smp_boot_infos[] __initconst = {
 
 static const struct of_device_id mtk_smp_boot_infos[] __initconst = {
 	{ .compatible   = "mediatek,mt6589", .data = &mtk_mt6589_boot },
+	{ .compatible   = "mediatek,mt7623", .data = &mtk_mt7623_boot },
 };
 
 static void __iomem *mtk_smp_base;