diff options
Diffstat (limited to 'arch/arm/mach-rockchip/rv1126')
| -rw-r--r-- | arch/arm/mach-rockchip/rv1126/Kconfig | 59 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rv1126/Makefile | 13 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rv1126/clk_rv1126.c | 33 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rv1126/rv1126.c | 75 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rv1126/syscon_rv1126.c | 47 |
5 files changed, 227 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rv1126/Kconfig b/arch/arm/mach-rockchip/rv1126/Kconfig new file mode 100644 index 00000000000..7382c559966 --- /dev/null +++ b/arch/arm/mach-rockchip/rv1126/Kconfig @@ -0,0 +1,59 @@ +if ROCKCHIP_RV1126 + +config TARGET_RV1126_NEU2 + bool "Edgeble Neural Compute Module 2(Neu2) SoM" + help + Neu2: + Neural Compute Module 2(Neu2) is a 96boards SoM-CB compute module + based on Rockchip RV1126 from Edgeble AI. + Neu2 powered with Consumer grade (0 to +80 °C) RV1126 SoC. + Neu2k powered with Industrial grade (-40 °C to +85 °C) RV1126K SoC. + + Neu2-IO: + Neural Compute Module 2(Neu2) IO board is an industrial form factor + IO board and Neu2 needs to mount on top of this IO board in order to + create complete Edgeble Neural Compute Module 2(Neu2) IO platform. + +config SOC_SPECIFIC_OPTIONS # dummy + def_bool y + select HAS_CUSTOM_SYS_INIT_SP_ADDR + +config ROCKCHIP_BOOT_MODE_REG + default 0xfe020200 + +config ROCKCHIP_STIMER_BASE + default 0xff670020 + +config SYS_SOC + default "rv1126" + +config CUSTOM_SYS_INIT_SP_ADDR + default 0x800000 + +config SPL_STACK + default 0x600000 + +config SPL_STACK_R_ADDR + default 0x800000 + +config TPL_LDSCRIPT + default "arch/arm/mach-rockchip/u-boot-tpl.lds" + +config TPL_STACK + default 0xff718000 + +config TPL_SYS_MALLOC_F_LEN + default 0x2000 + +config TPL_TEXT_BASE + default 0xff701000 + +config SYS_MALLOC_F_LEN + default 0x2000 + +config TEXT_BASE + default 0x600000 + +source board/edgeble/neural-compute-module-2/Kconfig + +endif diff --git a/arch/arm/mach-rockchip/rv1126/Makefile b/arch/arm/mach-rockchip/rv1126/Makefile new file mode 100644 index 00000000000..b2875633db5 --- /dev/null +++ b/arch/arm/mach-rockchip/rv1126/Makefile @@ -0,0 +1,13 @@ +# +# (C) Copyright 2019 Rockchip Electronics Co., Ltd +# Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += rv1126.o + +ifndef CONFIG_TPL_BUILD +obj-y += clk_rv1126.o +obj-y += syscon_rv1126.o +endif diff --git a/arch/arm/mach-rockchip/rv1126/clk_rv1126.c b/arch/arm/mach-rockchip/rv1126/clk_rv1126.c new file mode 100644 index 00000000000..bd8902718f2 --- /dev/null +++ b/arch/arm/mach-rockchip/rv1126/clk_rv1126.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd + * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. + */ + +#include <common.h> +#include <dm.h> +#include <syscon.h> +#include <asm/arch-rockchip/clock.h> +#include <asm/arch-rockchip/cru_rv1126.h> +#include <linux/err.h> + +int rockchip_get_clk(struct udevice **devp) +{ + return uclass_get_device_by_driver(UCLASS_CLK, + DM_DRIVER_GET(rockchip_rv1126_cru), devp); +} + +void *rockchip_get_cru(void) +{ + struct rv1126_clk_priv *priv; + struct udevice *dev; + int ret; + + ret = rockchip_get_clk(&dev); + if (ret) + return ERR_PTR(ret); + + priv = dev_get_priv(dev); + + return priv->cru; +} diff --git a/arch/arm/mach-rockchip/rv1126/rv1126.c b/arch/arm/mach-rockchip/rv1126/rv1126.c new file mode 100644 index 00000000000..b9b898756f7 --- /dev/null +++ b/arch/arm/mach-rockchip/rv1126/rv1126.c @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 Rockchip Electronics Co., Ltd + * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch-rockchip/bootrom.h> +#include <asm/arch-rockchip/hardware.h> +#include <asm/arch-rockchip/grf_rv1126.h> + +#define FIREWALL_APB_BASE 0xffa60000 +#define FW_DDR_CON_REG 0x80 +#define GRF_BASE 0xFE000000 + +const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = { + [BROM_BOOTSOURCE_EMMC] = "/mmc@ffc50000", + [BROM_BOOTSOURCE_SD] = "/mmc@ffc60000", +}; + +/* GRF_GPIO3A_IOMUX_L */ +enum { + GPIO3A3_SHIFT = 12, + GPIO3A3_MASK = GENMASK(14, 12), + GPIO3A3_GPIO = 0, + GPIO3A3_UART2_RX_M1, + GPIO3A3_A7_JTAG_TMS_M1, + + GPIO3A2_SHIFT = 8, + GPIO3A2_MASK = GENMASK(10, 8), + GPIO3A2_GPIO = 0, + GPIO3A2_UART2_TX_M1, + GPIO3A2_A7_JTAG_TCK_M1, +}; + +/* GRF_IOFUNC_CON2 */ +enum { + UART2_IO_SEL_SHIFT = 8, + UART2_IO_SEL_MASK = GENMASK(8, 8), + UART2_IO_SEL_M0 = 0, + UART2_IO_SEL_M1, +}; + +void board_debug_uart_init(void) +{ + static struct rv1126_grf * const grf = (void *)GRF_BASE; + + /* Enable early UART2 channel m1 on the rv1126 */ + rk_clrsetreg(&grf->iofunc_con2, UART2_IO_SEL_MASK, + UART2_IO_SEL_M1 << UART2_IO_SEL_SHIFT); + + /* Switch iomux */ + rk_clrsetreg(&grf->gpio3a_iomux_l, + GPIO3A3_MASK | GPIO3A2_MASK, + GPIO3A3_UART2_RX_M1 << GPIO3A3_SHIFT | + GPIO3A2_UART2_TX_M1 << GPIO3A2_SHIFT); +} + +#ifndef CONFIG_TPL_BUILD +int arch_cpu_init(void) +{ + /** + * Set dram area unsecure in spl + * + * usb & mmc & sfc controllers can read data to dram + * since they are unsecure. + * (Note: only secure-world can access this register) + */ + if (IS_ENABLED(CONFIG_SPL_BUILD)) + writel(0, FIREWALL_APB_BASE + FW_DDR_CON_REG); + + return 0; +} +#endif diff --git a/arch/arm/mach-rockchip/rv1126/syscon_rv1126.c b/arch/arm/mach-rockchip/rv1126/syscon_rv1126.c new file mode 100644 index 00000000000..599ea66e3d6 --- /dev/null +++ b/arch/arm/mach-rockchip/rv1126/syscon_rv1126.c @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2019 Rockchip Electronics Co., Ltd + * Copyright (c) 2022 Edgeble AI Technologies Pvt. Ltd. + */ + +#include <common.h> +#include <dm.h> +#include <log.h> +#include <syscon.h> +#include <asm/arch-rockchip/clock.h> + +static const struct udevice_id rv1126_syscon_ids[] = { + { .compatible = "rockchip,rv1126-grf", .data = ROCKCHIP_SYSCON_GRF }, + { .compatible = "rockchip,rv1126-pmugrf", .data = ROCKCHIP_SYSCON_PMUGRF }, + { } +}; + +U_BOOT_DRIVER(syscon_rv1126) = { + .name = "rv1126_syscon", + .id = UCLASS_SYSCON, + .of_match = rv1126_syscon_ids, +}; + +#if CONFIG_IS_ENABLED(OF_PLATDATA) +static int rv1126_syscon_bind_of_plat(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_rv1126_pmu) = { + .name = "rockchip_rv1126_pmu", + .id = UCLASS_SYSCON, + .of_match = rv1126_syscon_ids, + .bind = rv1126_syscon_bind_of_plat, +}; + +U_BOOT_DRIVER(rockchip_rv1126_pmugrf) = { + .name = "rockchip_rv1126_pmugrf", + .id = UCLASS_SYSCON, + .of_match = rv1126_syscon_ids + 1, + .bind = rv1126_syscon_bind_of_plat, +}; +#endif |