arm: exynos: add support for Exynos7420 SoC
Add support for Exynos7420 SoC. The Exynos7420 SoC has four Cortex-A57
and four Cortex-A53 CPUs and includes various peripheral controllers.
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/dts/exynos7420.dtsi b/arch/arm/dts/exynos7420.dtsi
new file mode 100644
index 0000000..b398021
--- /dev/null
+++ b/arch/arm/dts/exynos7420.dtsi
@@ -0,0 +1,83 @@
+/*
+ * Samsung Exynos7420 SoC device tree source
+ *
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/dts-v1/;
+#include "skeleton.dtsi"
+#include <dt-bindings/clock/exynos7420-clk.h>
+/ {
+ compatible = "samsung,exynos7420";
+
+ fin_pll: xxti {
+ compatible = "fixed-clock";
+ clock-output-names = "fin_pll";
+ u-boot,dm-pre-reloc;
+ #clock-cells = <0>;
+ };
+
+ clock_topc: clock-controller@10570000 {
+ compatible = "samsung,exynos7-clock-topc";
+ reg = <0x10570000 0x10000>;
+ u-boot,dm-pre-reloc;
+ #clock-cells = <1>;
+ clocks = <&fin_pll>;
+ clock-names = "fin_pll";
+ };
+
+ clock_top0: clock-controller@105d0000 {
+ compatible = "samsung,exynos7-clock-top0";
+ reg = <0x105d0000 0xb000>;
+ u-boot,dm-pre-reloc;
+ #clock-cells = <1>;
+ clocks = <&fin_pll>, <&clock_topc DOUT_SCLK_BUS0_PLL>,
+ <&clock_topc DOUT_SCLK_BUS1_PLL>,
+ <&clock_topc DOUT_SCLK_CC_PLL>,
+ <&clock_topc DOUT_SCLK_MFC_PLL>;
+ clock-names = "fin_pll", "dout_sclk_bus0_pll",
+ "dout_sclk_bus1_pll", "dout_sclk_cc_pll",
+ "dout_sclk_mfc_pll";
+ };
+
+ clock_peric1: clock-controller@14c80000 {
+ compatible = "samsung,exynos7-clock-peric1";
+ reg = <0x14c80000 0xd00>;
+ u-boot,dm-pre-reloc;
+ #clock-cells = <1>;
+ clocks = <&fin_pll>, <&clock_top0 DOUT_ACLK_PERIC1>,
+ <&clock_top0 CLK_SCLK_UART1>,
+ <&clock_top0 CLK_SCLK_UART2>,
+ <&clock_top0 CLK_SCLK_UART3>;
+ clock-names = "fin_pll", "dout_aclk_peric1_66",
+ "sclk_uart1", "sclk_uart2", "sclk_uart3";
+ };
+
+ pinctrl@13470000 {
+ compatible = "samsung,exynos7420-pinctrl";
+ reg = <0x13470000 0x1000>;
+ u-boot,dm-pre-reloc;
+
+ serial2_bus: serial2-bus {
+ samsung,pins = "gpd1-4", "gpd1-5";
+ samsung,pin-function = <2>;
+ samsung,pin-pud = <3>;
+ samsung,pin-drv = <0>;
+ u-boot,dm-pre-reloc;
+ };
+ };
+
+ serial@14C30000 {
+ compatible = "samsung,exynos4210-uart";
+ reg = <0x14C30000 0x100>;
+ u-boot,dm-pre-reloc;
+ clocks = <&clock_peric1 PCLK_UART2>,
+ <&clock_peric1 SCLK_UART2>;
+ clock-names = "uart", "clk_uart_baud0";
+ pinctrl-names = "default";
+ pinctrl-0 = <&serial2_bus>;
+ };
+};