rockchip: arm64: rk3399: syscon addition for rk3399

rk3399 has different syscon registers which may used in spl,
add to support rk3399 spl.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Added rockchip tag:
Signed-off-by: Simon Glass <sjg@chromium.org>

arch/arm/include/asm/arch-rockchip/clock.h

@@ -17,6 +17,8 @@ enum {
 	ROCKCHIP_SYSCON_SGRF,
 	ROCKCHIP_SYSCON_PMU,
 	ROCKCHIP_SYSCON_PMUGRF,
+	ROCKCHIP_SYSCON_PMUSGRF,
+	ROCKCHIP_SYSCON_CIC,
 };
 
 /* Standard Rockchip clock numbers */

arch/arm/mach-rockchip/rk3399/syscon_rk3399.c

@@ -12,6 +12,8 @@
 static const struct udevice_id rk3399_syscon_ids[] = {
 	{ .compatible = "rockchip,rk3399-grf", .data = ROCKCHIP_SYSCON_GRF },
 	{ .compatible = "rockchip,rk3399-pmugrf", .data = ROCKCHIP_SYSCON_PMUGRF },
+	{ .compatible = "rockchip,rk3399-pmusgrf", .data = ROCKCHIP_SYSCON_PMUSGRF },
+	{ .compatible = "rockchip,rk3399-cic", .data = ROCKCHIP_SYSCON_CIC },
 };
 
 U_BOOT_DRIVER(syscon_rk3399) = {
@@ -19,3 +21,41 @@ U_BOOT_DRIVER(syscon_rk3399) = {
 	.id = UCLASS_SYSCON,
 	.of_match = rk3399_syscon_ids,
 };
+
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+static int rk3399_syscon_bind_of_platdata(struct udevice *dev)
+{
+	dev->driver_data = dev->driver->of_match->data;
+	debug("syscon: %s %d\n", dev->name, (uint)dev->driver_data);
+
+	return 0;
+}
+
+U_BOOT_DRIVER(rockchip_rk3399_grf) = {
+	.name = "rockchip_rk3399_grf",
+	.id = UCLASS_SYSCON,
+	.of_match = rk3399_syscon_ids,
+	.bind = rk3399_syscon_bind_of_platdata,
+};
+
+U_BOOT_DRIVER(rockchip_rk3399_pmugrf) = {
+	.name = "rockchip_rk3399_pmugrf",
+	.id = UCLASS_SYSCON,
+	.of_match = rk3399_syscon_ids + 1,
+	.bind = rk3399_syscon_bind_of_platdata,
+};
+
+U_BOOT_DRIVER(rockchip_rk3399_pmusgrf) = {
+	.name = "rockchip_rk3399_pmusgrf",
+	.id = UCLASS_SYSCON,
+	.of_match = rk3399_syscon_ids + 2,
+	.bind = rk3399_syscon_bind_of_platdata,
+};
+
+U_BOOT_DRIVER(rockchip_rk3399_cic) = {
+	.name = "rockchip_rk3399_cic",
+	.id = UCLASS_SYSCON,
+	.of_match = rk3399_syscon_ids + 3,
+	.bind = rk3399_syscon_bind_of_platdata,
+};
+#endif