From 03f61b153965101f21783e8e6a1e5e86496598ff Mon Sep 17 00:00:00 2001 From: Svyatoslav Ryhel Date: Wed, 5 Mar 2025 15:05:30 +0200 Subject: board: ouya: add Ouya Game Console support The Ouya microconsole is build on Nvidia Tegra 3 (T33) SoC, featuring a quad-core 1.7 GHz ARM Cortex-A9 CPU and a ULP GeForce GPU, paired with 1GB of DDR3 RAM and 8GB of internal flash storage. Running a modified Android 4.1 (Jelly Bean) OS with a custom launcher, it aimed for open-source gaming via a digital storefront. This implementation is mostly based on upstream Linux device tree and fragments of work done by previous developers. Co-developed-by: Peter Geis Signed-off-by: Peter Geis Signed-off-by: Svyatoslav Ryhel --- board/ouya/ouya/Kconfig | 12 ++++++++++++ board/ouya/ouya/MAINTAINERS | 8 ++++++++ board/ouya/ouya/Makefile | 11 +++++++++++ board/ouya/ouya/ouya-spl.c | 41 +++++++++++++++++++++++++++++++++++++++++ board/ouya/ouya/ouya.c | 21 +++++++++++++++++++++ board/ouya/ouya/ouya.env | 12 ++++++++++++ 6 files changed, 105 insertions(+) create mode 100644 board/ouya/ouya/Kconfig create mode 100644 board/ouya/ouya/MAINTAINERS create mode 100644 board/ouya/ouya/Makefile create mode 100644 board/ouya/ouya/ouya-spl.c create mode 100644 board/ouya/ouya/ouya.c create mode 100644 board/ouya/ouya/ouya.env (limited to 'board') diff --git a/board/ouya/ouya/Kconfig b/board/ouya/ouya/Kconfig new file mode 100644 index 00000000000..6bab40ce933 --- /dev/null +++ b/board/ouya/ouya/Kconfig @@ -0,0 +1,12 @@ +if TARGET_OUYA + +config SYS_BOARD + default "ouya" + +config SYS_VENDOR + default "ouya" + +config SYS_CONFIG_NAME + default "ouya" + +endif diff --git a/board/ouya/ouya/MAINTAINERS b/board/ouya/ouya/MAINTAINERS new file mode 100644 index 00000000000..7f664b2e65f --- /dev/null +++ b/board/ouya/ouya/MAINTAINERS @@ -0,0 +1,8 @@ +OUYA BOARD +M: Svyatoslav Ryhel +M: Peter Geis +S: Maintained +F: board/ouya/ouya/ +F: configs/ouya_defconfig +F: doc/board/ouya/ouya.rst +F: include/configs/ouya.h diff --git a/board/ouya/ouya/Makefile b/board/ouya/ouya/Makefile new file mode 100644 index 00000000000..d479ec83e5e --- /dev/null +++ b/board/ouya/ouya/Makefile @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2010-2012 +# NVIDIA Corporation +# +# (C) Copyright 2021 +# Svyatoslav Ryhel + +obj-$(CONFIG_XPL_BUILD) += ouya-spl.o + +obj-y += ouya.o diff --git a/board/ouya/ouya/ouya-spl.c b/board/ouya/ouya/ouya-spl.c new file mode 100644 index 00000000000..1f45853c8be --- /dev/null +++ b/board/ouya/ouya/ouya-spl.c @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * T30 Ouya SPL stage configuration + * + * (C) Copyright 2010-2013 + * NVIDIA Corporation + * + * (C) Copyright 2025 + * Svyatoslav Ryhel + */ + +#include +#include +#include + +#define TPS65911_I2C_ADDR (0x2D << 1) +#define TPS65911_VDDCTRL_OP_REG 0x28 +#define TPS65911_VDDCTRL_SR_REG 0x27 +#define TPS65911_VDDCTRL_OP_DATA (0x2400 | TPS65911_VDDCTRL_OP_REG) +#define TPS65911_VDDCTRL_SR_DATA (0x0100 | TPS65911_VDDCTRL_SR_REG) + +#define TPS62361B_I2C_ADDR (0x60 << 1) +#define TPS62361B_SET3_REG 0x03 +#define TPS62361B_SET3_DATA (0x4600 | TPS62361B_SET3_REG) + +void pmic_enable_cpu_vdd(void) +{ + /* Set VDD_CORE to 1.200V. */ + tegra_i2c_ll_write(TPS62361B_I2C_ADDR, TPS62361B_SET3_DATA); + + udelay(1000); + + /* + * Bring up CPU VDD via the TPS65911x PMIC on the DVC I2C bus. + * First set VDD to 1.0125V, then enable the VDD regulator. + */ + tegra_i2c_ll_write(TPS65911_I2C_ADDR, TPS65911_VDDCTRL_OP_DATA); + udelay(1000); + tegra_i2c_ll_write(TPS65911_I2C_ADDR, TPS65911_VDDCTRL_SR_DATA); + udelay(10 * 1000); +} diff --git a/board/ouya/ouya/ouya.c b/board/ouya/ouya/ouya.c new file mode 100644 index 00000000000..6d6eb54afe2 --- /dev/null +++ b/board/ouya/ouya/ouya.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2010-2013 + * NVIDIA Corporation + * + * (C) Copyright 2025 + * Svyatoslav Ryhel + */ + +#include + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ + /* Remove TrustZone nodes */ + fdt_del_node_and_alias(blob, "/firmware"); + fdt_del_node_and_alias(blob, "/reserved-memory/trustzone@bfe00000"); + + return 0; +} +#endif diff --git a/board/ouya/ouya/ouya.env b/board/ouya/ouya/ouya.env new file mode 100644 index 00000000000..6ec881b910a --- /dev/null +++ b/board/ouya/ouya/ouya.env @@ -0,0 +1,12 @@ +#include + +partitions=name=emmc,start=0,size=-,uuid=${uuid_gpt_rootfs} +boot_interface=usb + +bootmenu_0=mount internal storage=usb start && ums 0 mmc 0; bootmenu +bootmenu_1=fastboot=echo Starting Fastboot protocol ...; fastboot usb 0; bootmenu +bootmenu_2=update bootloader=run flash_uboot +bootmenu_3=reboot RCM=enterrcm +bootmenu_4=reboot=reset +bootmenu_5=power off=poweroff +bootmenu_delay=-1 -- cgit v1.3.1