clk: rockchip: Add clock controller for the RK3308

Add the clock tree definition for the new RK3308 SoC.

Change-Id: I1c0794b290207d28102e8d30cca13bbbf54ccfb8
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>

drivers/clk/rockchip/Makefile

@@ -21,6 +21,7 @@ obj-y	+= clk-rk3128.o
 obj-y	+= clk-rk3188.o
 obj-y	+= clk-rk3228.o
 obj-y	+= clk-rk3288.o
+obj-y	+= clk-rk3308.o
 obj-y	+= clk-rk3328.o
 obj-y	+= clk-rk3368.o
 obj-y	+= clk-rk3399.o

drivers/clk/rockchip/clk-rk3308.c

@@ -131,7 +131,6 @@ static const struct rockchip_cpuclk_reg_data rk3308_cpuclk_data = {
 	.mux_core_main = 0,
 	.mux_core_shift = 6,
 	.mux_core_mask = 0x3,
-	.pll_name = "pll_apll",
 };
 
 PNAME(mux_pll_p)		= { "xin24m" };

drivers/clk/rockchip/clk.h

@@ -130,6 +130,19 @@ struct clk;
 #define RK3288_EMMC_CON0		0x218
 #define RK3288_EMMC_CON1		0x21c
 
+#define RK3308_PLL_CON(x)		RK2928_PLL_CON(x)
+#define RK3308_CLKSEL_CON(x)		((x) * 0x4 + 0x100)
+#define RK3308_CLKGATE_CON(x)		((x) * 0x4 + 0x300)
+#define RK3308_GLB_SRST_FST		0xb8
+#define RK3308_SOFTRST_CON(x)		((x) * 0x4 + 0x400)
+#define RK3308_MODE_CON			0xa0
+#define RK3308_SDMMC_CON0		0x480
+#define RK3308_SDMMC_CON1		0x484
+#define RK3308_SDIO_CON0		0x488
+#define RK3308_SDIO_CON1		0x48c
+#define RK3308_EMMC_CON0		0x490
+#define RK3308_EMMC_CON1		0x494
+
 #define RK3328_PLL_CON(x)		RK2928_PLL_CON(x)
 #define RK3328_CLKSEL_CON(x)		((x) * 0x4 + 0x100)
 #define RK3328_CLKGATE_CON(x)		((x) * 0x4 + 0x200)