clk: aspeed: Add AST2600 clock support

This patch adds the clock control driver
for the AST2600 SoC.

Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
Signed-off-by: Chia-Wei, Wang <chiawei_wang@aspeedtech.com>
diff --git a/include/dt-bindings/clock/ast2600-clock.h b/include/dt-bindings/clock/ast2600-clock.h
new file mode 100644
index 0000000..36294a5
--- /dev/null
+++ b/include/dt-bindings/clock/ast2600-clock.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) ASPEED Technology Inc.
+ */
+
+#define ASPEED_CLK_GATE_ECLK		0
+#define ASPEED_CLK_GATE_GCLK		1
+#define ASPEED_CLK_GATE_MCLK		2
+#define ASPEED_CLK_GATE_VCLK		3
+#define ASPEED_CLK_GATE_BCLK		4
+#define ASPEED_CLK_GATE_DCLK		5
+#define ASPEED_CLK_GATE_LCLK		6
+#define ASPEED_CLK_GATE_YCLK		7
+#define ASPEED_CLK_GATE_LHCCLK		8
+#define ASPEED_CLK_GATE_REFCLK		9
+#define ASPEED_CLK_GATE_ESPICLK		10
+#define ASPEED_CLK_GATE_UART1CLK	11
+#define ASPEED_CLK_GATE_UART2CLK	12
+#define ASPEED_CLK_GATE_UART3CLK	13
+#define ASPEED_CLK_GATE_UART4CLK	14
+#define ASPEED_CLK_GATE_UART5CLK	15
+#define ASPEED_CLK_GATE_UART6CLK	16
+#define ASPEED_CLK_GATE_UART7CLK	17
+#define ASPEED_CLK_GATE_UART8CLK	18
+#define ASPEED_CLK_GATE_UART9CLK	19
+#define ASPEED_CLK_GATE_UART10CLK	20
+#define ASPEED_CLK_GATE_UART11CLK	21
+#define ASPEED_CLK_GATE_UART12CLK	22
+#define ASPEED_CLK_GATE_UART13CLK	23
+#define ASPEED_CLK_GATE_MAC1CLK		24
+#define ASPEED_CLK_GATE_MAC2CLK		25
+#define ASPEED_CLK_GATE_MAC3CLK		26
+#define ASPEED_CLK_GATE_MAC4CLK		27
+#define ASPEED_CLK_GATE_RSACLK		28
+#define ASPEED_CLK_GATE_SDCLK		29
+#define ASPEED_CLK_GATE_SDEXTCLK	30
+#define ASPEED_CLK_GATE_EMMCCLK		31
+#define ASPEED_CLK_GATE_EMMCEXTCLK	32
+#define ASPEED_CLK_GATE_USBUHCICLK	33
+#define ASPEED_CLK_GATE_USBPORT1CLK	34
+#define ASPEED_CLK_GATE_USBPORT2CLK	35
+#define ASPEED_CLK_GATE_FSICLK		36
+
+#define ASPEED_CLK_APLL			37
+#define ASPEED_CLK_EPLL			38
+#define ASPEED_CLK_DPLL			39
+#define ASPEED_CLK_HPLL			40
+#define ASPEED_CLK_AHB			41
+#define ASPEED_CLK_APB1			42
+#define ASPEED_CLK_APB2			43
+#define ASPEED_CLK_UART			44
+#define ASPEED_CLK_SDIO			45
+#define ASPEED_CLK_ECLK			46
+#define ASPEED_CLK_ECLK_MUX		47
+#define ASPEED_CLK_LHCLK		48
+#define ASPEED_CLK_MAC			49
+#define ASPEED_CLK_BCLK			50
+#define ASPEED_CLK_MPLL			51
+#define ASPEED_CLK_24M			52
+#define ASPEED_CLK_EMMC			53
+#define ASPEED_CLK_UARTX		54
+#define ASPEED_CLK_HUARTX		55