[PATCH v7 04/12] ARM: DTS: omap34xx: add sgx gpu child node

From: H. Nikolaus Schaller
Date: Fri Apr 24 2020 - 16:35:04 EST


Add SGX GPU node with interrupt. Tested on OpenPandora 600 MHz.

According to omap3530 TRM the SGX register block is 64kB.
See: 13.4 SGX Register Mapping, Table 13-2

Reported-by: Andrew F. Davis <afd@xxxxxx> # register size
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/omap34xx.dtsi | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi
index c4dd9801840d..51c60ee2b68d 100644
--- a/arch/arm/boot/dts/omap34xx.dtsi
+++ b/arch/arm/boot/dts/omap34xx.dtsi
@@ -167,12 +167,13 @@ sgx_module: target-module@50000000 {
clock-names = "fck", "ick";
#address-cells = <1>;
#size-cells = <1>;
- ranges = <0 0x50000000 0x4000>;
+ ranges = <0 0x50000000 0x10000>;

- /*
- * Closed source PowerVR driver, no child device
- * binding or driver in mainline
- */
+ gpu: gpu@0 {
+ compatible = "ti,omap3-sgx530-121", "img,sgx530-121", "img,sgx530";
+ reg = <0x0 0x10000>; /* 64kB */
+ interrupts = <21>;
+ };
};
};

--
2.25.1