From eba6589f7e019d8ccb331a84a789b0c4d74f51f6 Mon Sep 17 00:00:00 2001 From: Manivannan Sadhasivam Date: Thu, 14 Jun 2018 23:38:32 +0530 Subject: board: Add uCRobotics Bubblegum-96 board support This commit adds uCRobotics Bubblegum-96 board support. This board is one of the 96Boards Consumer Edition platform based on Actions Semi S900 SoC. Features: - Actions Semi S900 SoC (4xCortex A53, Power VR G6230 GPU) - 2GiB RAM - 8GiB eMMC, uSD slot - WiFi, Bluetooth and GPS module - 2x Host, 1x Device USB port - HDMI - 20-pin low speed and 40-pin high speed expanders, 6 LED, 3 buttons U-Boot will be loaded by ATF at EL2 execution level. Relevant driver support will be added in further commits. Signed-off-by: Manivannan Sadhasivam --- board/ucRobotics/bubblegum_96/Kconfig | 15 ++++++++ board/ucRobotics/bubblegum_96/MAINTAINERS | 6 +++ board/ucRobotics/bubblegum_96/Makefile | 3 ++ board/ucRobotics/bubblegum_96/bubblegum_96.c | 56 ++++++++++++++++++++++++++++ 4 files changed, 80 insertions(+) create mode 100644 board/ucRobotics/bubblegum_96/Kconfig create mode 100644 board/ucRobotics/bubblegum_96/MAINTAINERS create mode 100644 board/ucRobotics/bubblegum_96/Makefile create mode 100644 board/ucRobotics/bubblegum_96/bubblegum_96.c (limited to 'board/ucRobotics') diff --git a/board/ucRobotics/bubblegum_96/Kconfig b/board/ucRobotics/bubblegum_96/Kconfig new file mode 100644 index 0000000000..2dd40d9b6a --- /dev/null +++ b/board/ucRobotics/bubblegum_96/Kconfig @@ -0,0 +1,15 @@ +if TARGET_BUBBLEGUM_96 + +config SYS_BOARD + default "bubblegum_96" + +config SYS_VENDOR + default "ucRobotics" + +config SYS_SOC + default "s900" + +config SYS_CONFIG_NAME + default "bubblegum_96" + +endif diff --git a/board/ucRobotics/bubblegum_96/MAINTAINERS b/board/ucRobotics/bubblegum_96/MAINTAINERS new file mode 100644 index 0000000000..d0cb7278c6 --- /dev/null +++ b/board/ucRobotics/bubblegum_96/MAINTAINERS @@ -0,0 +1,6 @@ +BUBBLEGUM_96 BOARD +M: Manivannan Sadhasivam +S: Maintained +F: board/ucRobotics/bubblegum_96/ +F: include/configs/bubblegum_96.h +F: configs/bubblegum_96_defconfig diff --git a/board/ucRobotics/bubblegum_96/Makefile b/board/ucRobotics/bubblegum_96/Makefile new file mode 100644 index 0000000000..c4b524def2 --- /dev/null +++ b/board/ucRobotics/bubblegum_96/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-y := bubblegum_96.o diff --git a/board/ucRobotics/bubblegum_96/bubblegum_96.c b/board/ucRobotics/bubblegum_96/bubblegum_96.c new file mode 100644 index 0000000000..a4c202da19 --- /dev/null +++ b/board/ucRobotics/bubblegum_96/bubblegum_96.c @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Bubblegum-96 Boards Support + * + * Copyright (C) 2018 Manivannan Sadhasivam + */ + +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* + * dram_init - sets uboots idea of sdram size + */ +int dram_init(void) +{ + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + return 0; +} + +/* This is called after dram_init() so use get_ram_size result */ +int dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = gd->ram_size; + + return 0; +} + +static void show_psci_version(void) +{ + struct arm_smccc_res res; + + arm_smccc_smc(ARM_PSCI_0_2_FN_PSCI_VERSION, 0, 0, 0, 0, 0, 0, 0, &res); + + printf("PSCI: v%ld.%ld\n", + PSCI_VERSION_MAJOR(res.a0), + PSCI_VERSION_MINOR(res.a0)); +} + +int board_init(void) +{ + show_psci_version(); + + return 0; +} + +void reset_cpu(ulong addr) +{ + psci_system_reset(); +} -- cgit v1.2.1