rockchip: rk3368: syscon: SGRF support for OF_PLATDATA
In TPL we will need to configure security in the SGRF of the RK3368.
This change adds support for the SGRF as a syscon device, so we can
retrieve its address range through the syscon API in TPL (and can
avoid having to hard-code the address).
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-rockchip/rk3368/syscon_rk3368.c b/arch/arm/mach-rockchip/rk3368/syscon_rk3368.c
index 90a993e..99d51f0 100644
--- a/arch/arm/mach-rockchip/rk3368/syscon_rk3368.c
+++ b/arch/arm/mach-rockchip/rk3368/syscon_rk3368.c
@@ -18,6 +18,8 @@
.data = ROCKCHIP_SYSCON_PMUGRF },
{ .compatible = "rockchip,rk3368-msch",
.data = ROCKCHIP_SYSCON_MSCH },
+ { .compatible = "rockchip,rk3368-sgrf",
+ .data = ROCKCHIP_SYSCON_SGRF },
{ }
};
@@ -56,4 +58,11 @@
.of_match = rk3368_syscon_ids + 2,
.bind = rk3368_syscon_bind_of_platdata,
};
+
+U_BOOT_DRIVER(rockchip_rk3368_sgrf) = {
+ .name = "rockchip_rk3368_sgrf",
+ .id = UCLASS_SYSCON,
+ .of_match = rk3368_syscon_ids + 3,
+ .bind = rk3368_syscon_bind_of_platdata,
+};
#endif