diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index 8aeeaec..a34675c 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -21,6 +21,7 @@ #include #include #include +#include enum ldo_reg { LDO_ARM, @@ -355,7 +356,7 @@ __weak int board_mmc_get_env_dev(int devno) return CONFIG_SYS_MMC_ENV_DEV; } -int mmc_get_env_dev(void) +static int mmc_get_boot_dev(void) { struct src *src_regs = (struct src *)SRC_BASE_ADDR; u32 soc_sbmr = readl(&src_regs->sbmr1); @@ -370,15 +371,44 @@ int mmc_get_env_dev(void) */ bootsel = (soc_sbmr & 0x000000FF) >> 6; - /* If not boot from sd/mmc, use default value */ + /* No boot from sd/mmc */ if (bootsel != 1) - return CONFIG_SYS_MMC_ENV_DEV; + return -1; /* BOOT_CFG2[3] and BOOT_CFG2[4] */ devno = (soc_sbmr & 0x00001800) >> 11; + return devno; +} + +int mmc_get_env_dev(void) +{ + int devno = mmc_get_boot_dev(); + + /* If not boot from sd/mmc, use default value */ + if (devno < 0) + return CONFIG_SYS_MMC_ENV_DEV; + return board_mmc_get_env_dev(devno); } + +#ifdef CONFIG_SYS_MMC_ENV_PART +__weak int board_mmc_get_env_part(int devno) +{ + return CONFIG_SYS_MMC_ENV_PART; +} + +uint mmc_get_env_part(struct mmc *mmc) +{ + int devno = mmc_get_boot_dev(); + + /* If not boot from sd/mmc, use default value */ + if (devno < 0) + return CONFIG_SYS_MMC_ENV_PART; + + return board_mmc_get_env_part(devno); +} +#endif #endif int board_postclk_init(void) @@ -537,3 +567,41 @@ void imx_setup_hdmi(void) writel(reg, &mxc_ccm->chsccdr); } #endif + +#ifdef CONFIG_IMX_BOOTAUX +int arch_auxiliary_core_up(u32 core_id, u32 boot_private_data) +{ + struct src *src_reg; + u32 stack, pc; + + if (!boot_private_data) + return -EINVAL; + + stack = *(u32 *)boot_private_data; + pc = *(u32 *)(boot_private_data + 4); + + /* Set the stack and pc to M4 bootROM */ + writel(stack, M4_BOOTROM_BASE_ADDR); + writel(pc, M4_BOOTROM_BASE_ADDR + 4); + + /* Enable M4 */ + src_reg = (struct src *)SRC_BASE_ADDR; + clrsetbits_le32(&src_reg->scr, SRC_SCR_M4C_NON_SCLR_RST_MASK, + SRC_SCR_M4_ENABLE_MASK); + + return 0; +} + +int arch_auxiliary_core_check_up(u32 core_id) +{ + struct src *src_reg = (struct src *)SRC_BASE_ADDR; + unsigned val; + + val = readl(&src_reg->scr); + + if (val & SRC_SCR_M4C_NON_SCLR_RST_MASK) + return 0; /* assert in reset */ + + return 1; +} +#endif diff --git a/arch/arm/cpu/armv7/mx7/clock.c b/arch/arm/cpu/armv7/mx7/clock.c index 77db6e8..4d68ad2 100644 --- a/arch/arm/cpu/armv7/mx7/clock.c +++ b/arch/arm/cpu/armv7/mx7/clock.c @@ -1067,6 +1067,12 @@ void clock_init(void) #ifdef CONFIG_NAND_MXS clock_enable(CCGR_RAWNAND, 1); #endif + + if (IS_ENABLED(CONFIG_IMX_RDC)) { + clock_enable(CCGR_RDC, 1); + clock_enable(CCGR_SEMA1, 1); + clock_enable(CCGR_SEMA2, 1); + } } #ifdef CONFIG_SECURE_BOOT diff --git a/arch/arm/cpu/armv7/mx7/soc.c b/arch/arm/cpu/armv7/mx7/soc.c index a6ab551..ba6cfb9 100644 --- a/arch/arm/cpu/armv7/mx7/soc.c +++ b/arch/arm/cpu/armv7/mx7/soc.c @@ -12,6 +12,8 @@ #include #include #include +#include +#include #include #include #include @@ -29,6 +31,65 @@ U_BOOT_DEVICE(imx7_thermal) = { }; #endif +#ifdef CONFIG_IMX_RDC +/* + * In current design, if any peripheral was assigned to both A7 and M4, + * it will receive ipg_stop or ipg_wait when any of the 2 platforms enter + * low power mode. So M4 sleep will cause some peripherals fail to work + * at A7 core side. At default, all resources are in domain 0 - 3. + * + * There are 26 peripherals impacted by this IC issue: + * SIM2(sim2/emvsim2) + * SIM1(sim1/emvsim1) + * UART1/UART2/UART3/UART4/UART5/UART6/UART7 + * SAI1/SAI2/SAI3 + * WDOG1/WDOG2/WDOG3/WDOG4 + * GPT1/GPT2/GPT3/GPT4 + * PWM1/PWM2/PWM3/PWM4 + * ENET1/ENET2 + * Software Workaround: + * Here we setup some resources to domain 0 where M4 codes will move + * the M4 out of this domain. Then M4 is not able to access them any longer. + * This is a workaround for ic issue. So the peripherals are not shared + * by them. This way requires the uboot implemented the RDC driver and + * set the 26 IPs above to domain 0 only. M4 code will assign resource + * to its own domain, if it want to use the resource. + */ +static rdc_peri_cfg_t const resources[] = { + (RDC_PER_SIM1 | RDC_DOMAIN(0)), + (RDC_PER_SIM2 | RDC_DOMAIN(0)), + (RDC_PER_UART1 | RDC_DOMAIN(0)), + (RDC_PER_UART2 | RDC_DOMAIN(0)), + (RDC_PER_UART3 | RDC_DOMAIN(0)), + (RDC_PER_UART4 | RDC_DOMAIN(0)), + (RDC_PER_UART5 | RDC_DOMAIN(0)), + (RDC_PER_UART6 | RDC_DOMAIN(0)), + (RDC_PER_UART7 | RDC_DOMAIN(0)), + (RDC_PER_SAI1 | RDC_DOMAIN(0)), + (RDC_PER_SAI2 | RDC_DOMAIN(0)), + (RDC_PER_SAI3 | RDC_DOMAIN(0)), + (RDC_PER_WDOG1 | RDC_DOMAIN(0)), + (RDC_PER_WDOG2 | RDC_DOMAIN(0)), + (RDC_PER_WDOG3 | RDC_DOMAIN(0)), + (RDC_PER_WDOG4 | RDC_DOMAIN(0)), + (RDC_PER_GPT1 | RDC_DOMAIN(0)), + (RDC_PER_GPT2 | RDC_DOMAIN(0)), + (RDC_PER_GPT3 | RDC_DOMAIN(0)), + (RDC_PER_GPT4 | RDC_DOMAIN(0)), + (RDC_PER_PWM1 | RDC_DOMAIN(0)), + (RDC_PER_PWM2 | RDC_DOMAIN(0)), + (RDC_PER_PWM3 | RDC_DOMAIN(0)), + (RDC_PER_PWM4 | RDC_DOMAIN(0)), + (RDC_PER_ENET1 | RDC_DOMAIN(0)), + (RDC_PER_ENET2 | RDC_DOMAIN(0)), +}; + +static void isolate_resource(void) +{ + imx_rdc_setup_peripherals(resources, ARRAY_SIZE(resources)); +} +#endif + #if defined(CONFIG_SECURE_BOOT) struct imx_sec_config_fuse_t const imx_sec_config_fuse = { .bank = 1, @@ -163,6 +224,9 @@ int arch_cpu_init(void) mxs_dma_init(); #endif + if (IS_ENABLED(CONFIG_IMX_RDC)) + isolate_resource(); + return 0; } @@ -211,6 +275,42 @@ void imx_get_mac_from_fuse(int dev_id, unsigned char *mac) } #endif +#ifdef CONFIG_IMX_BOOTAUX +int arch_auxiliary_core_up(u32 core_id, u32 boot_private_data) +{ + u32 stack, pc; + struct src *src_reg = (struct src *)SRC_BASE_ADDR; + + if (!boot_private_data) + return 1; + + stack = *(u32 *)boot_private_data; + pc = *(u32 *)(boot_private_data + 4); + + /* Set the stack and pc to M4 bootROM */ + writel(stack, M4_BOOTROM_BASE_ADDR); + writel(pc, M4_BOOTROM_BASE_ADDR + 4); + + /* Enable M4 */ + clrsetbits_le32(&src_reg->m4rcr, SRC_M4RCR_M4C_NON_SCLR_RST_MASK, + SRC_M4RCR_ENABLE_M4_MASK); + + return 0; +} + +int arch_auxiliary_core_check_up(u32 core_id) +{ + uint32_t val; + struct src *src_reg = (struct src *)SRC_BASE_ADDR; + + val = readl(&src_reg->m4rcr); + if (val & 0x00000001) + return 0; /* assert in reset */ + + return 1; +} +#endif + void set_wdog_reset(struct wdog_regs *wdog) { u32 reg = readw(&wdog->wcr); diff --git a/arch/arm/imx-common/Kconfig b/arch/arm/imx-common/Kconfig index 229623922..1b7da5a 100644 --- a/arch/arm/imx-common/Kconfig +++ b/arch/arm/imx-common/Kconfig @@ -3,3 +3,17 @@ config IMX_CONFIG config ROM_UNIFIED_SECTIONS bool + +config IMX_RDC + bool "i.MX Resource domain controller driver" + depends on ARCH_MX6 || ARCH_MX7 + help + i.MX Resource domain controller is used to assign masters + and peripherals to differet domains. This can be used to + isolate resources. + +config IMX_BOOTAUX + bool "Support boot auxiliary core" + depends on ARCH_MX7 || ARCH_MX6 + help + bootaux [addr] to boot auxiliary core. diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile index e7190c3..30e66ba 100644 --- a/arch/arm/imx-common/Makefile +++ b/arch/arm/imx-common/Makefile @@ -27,6 +27,8 @@ ifeq ($(SOC),$(filter $(SOC),mx6 mx7)) obj-y += cache.o init.o obj-$(CONFIG_CMD_SATA) += sata.o obj-$(CONFIG_IMX_VIDEO_SKIP) += video.o +obj-$(CONFIG_IMX_RDC) += rdc-sema.o +obj-$(CONFIG_IMX_BOOTAUX) += imx_bootaux.o obj-$(CONFIG_SECURE_BOOT) += hab.o endif ifeq ($(SOC),$(filter $(SOC),vf610)) diff --git a/arch/arm/imx-common/imx_bootaux.c b/arch/arm/imx-common/imx_bootaux.c new file mode 100644 index 0000000..69026df --- /dev/null +++ b/arch/arm/imx-common/imx_bootaux.c @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include + +/* Allow for arch specific config before we boot */ +static int __arch_auxiliary_core_up(u32 core_id, u32 boot_private_data) +{ + /* please define platform specific arch_auxiliary_core_up() */ + return CMD_RET_FAILURE; +} + +int arch_auxiliary_core_up(u32 core_id, u32 boot_private_data) + __attribute__((weak, alias("__arch_auxiliary_core_up"))); + +/* Allow for arch specific config before we boot */ +static int __arch_auxiliary_core_check_up(u32 core_id) +{ + /* please define platform specific arch_auxiliary_core_check_up() */ + return 0; +} + +int arch_auxiliary_core_check_up(u32 core_id) + __attribute__((weak, alias("__arch_auxiliary_core_check_up"))); + +/* + * To i.MX6SX and i.MX7D, the image supported by bootaux needs + * the reset vector at the head for the image, with SP and PC + * as the first two words. + * + * Per the cortex-M reference manual, the reset vector of M4 needs + * to exist at 0x0 (TCMUL). The PC and SP are the first two addresses + * of that vector. So to boot M4, the A core must build the M4's reset + * vector with getting the PC and SP from image and filling them to + * TCMUL. When M4 is kicked, it will load the PC and SP by itself. + * The TCMUL is mapped to (M4_BOOTROM_BASE_ADDR) at A core side for + * accessing the M4 TCMUL. + */ +int do_bootaux(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + ulong addr; + int ret, up; + + if (argc < 2) + return CMD_RET_USAGE; + + up = arch_auxiliary_core_check_up(0); + if (up) { + printf("## Auxiliary core is already up\n"); + return CMD_RET_SUCCESS; + } + + addr = simple_strtoul(argv[1], NULL, 16); + + printf("## Starting auxiliary core at 0x%08lX ...\n", addr); + + ret = arch_auxiliary_core_up(0, addr); + if (ret) + return CMD_RET_FAILURE; + + return CMD_RET_SUCCESS; +} + +U_BOOT_CMD( + bootaux, CONFIG_SYS_MAXARGS, 1, do_bootaux, + "Start auxiliary core", + "" +); diff --git a/arch/arm/imx-common/rdc-sema.c b/arch/arm/imx-common/rdc-sema.c new file mode 100644 index 0000000..dcb5c41 --- /dev/null +++ b/arch/arm/imx-common/rdc-sema.c @@ -0,0 +1,183 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include +#include +#include +#include +#include +#include + +/* + * Check if the RDC Semaphore is required for this peripheral. + */ +static inline int imx_rdc_check_sema_required(int per_id) +{ + struct rdc_regs *imx_rdc = (struct rdc_regs *)RDC_BASE_ADDR; + u32 reg; + + reg = readl(&imx_rdc->pdap[per_id]); + /* + * No semaphore: + * Intial value or this peripheral is assigned to only one domain + */ + if (!(reg & RDC_PDAP_SREQ_MASK)) + return -ENOENT; + + return 0; +} + +/* + * Check the peripheral read / write access permission on Domain [dom_id]. + */ +int imx_rdc_check_permission(int per_id, int dom_id) +{ + struct rdc_regs *imx_rdc = (struct rdc_regs *)RDC_BASE_ADDR; + u32 reg; + + reg = readl(&imx_rdc->pdap[per_id]); + if (!(reg & RDC_PDAP_DRW_MASK(dom_id))) + return -EACCES; /*No access*/ + + return 0; +} + +/* + * Lock up the RDC semaphore for this peripheral if semaphore is required. + */ +int imx_rdc_sema_lock(int per_id) +{ + struct rdc_sema_regs *imx_rdc_sema; + int ret; + u8 reg; + + ret = imx_rdc_check_sema_required(per_id); + if (ret) + return ret; + + if (per_id < SEMA_GATES_NUM) + imx_rdc_sema = (struct rdc_sema_regs *)SEMAPHORE1_BASE_ADDR; + else + imx_rdc_sema = (struct rdc_sema_regs *)SEMAPHORE2_BASE_ADDR; + + do { + writeb(RDC_SEMA_PROC_ID, + &imx_rdc_sema->gate[per_id % SEMA_GATES_NUM]); + reg = readb(&imx_rdc_sema->gate[per_id % SEMA_GATES_NUM]); + if ((reg & RDC_SEMA_GATE_GTFSM_MASK) == RDC_SEMA_PROC_ID) + break; /* Get the Semaphore*/ + } while (1); + + return 0; +} + +/* + * Unlock the RDC semaphore for this peripheral if main CPU is the + * semaphore owner. + */ +int imx_rdc_sema_unlock(int per_id) +{ + struct rdc_sema_regs *imx_rdc_sema; + int ret; + u8 reg; + + ret = imx_rdc_check_sema_required(per_id); + if (ret) + return ret; + + if (per_id < SEMA_GATES_NUM) + imx_rdc_sema = (struct rdc_sema_regs *)SEMAPHORE1_BASE_ADDR; + else + imx_rdc_sema = (struct rdc_sema_regs *)SEMAPHORE2_BASE_ADDR; + + reg = readb(&imx_rdc_sema->gate[per_id % SEMA_GATES_NUM]); + if ((reg & RDC_SEMA_GATE_GTFSM_MASK) != RDC_SEMA_PROC_ID) + return 1; /*Not the semaphore owner */ + + writeb(0x0, &imx_rdc_sema->gate[per_id % SEMA_GATES_NUM]); + + return 0; +} + +/* + * Setup RDC setting for one peripheral + */ +int imx_rdc_setup_peri(rdc_peri_cfg_t p) +{ + struct rdc_regs *imx_rdc = (struct rdc_regs *)RDC_BASE_ADDR; + u32 reg = 0; + u32 share_count = 0; + u32 peri_id = p & RDC_PERI_MASK; + u32 domain = (p & RDC_DOMAIN_MASK) >> RDC_DOMAIN_SHIFT_BASE; + + /* No domain assigned */ + if (domain == 0) + return -EINVAL; + + reg |= domain; + + share_count = (domain & 0x3) + + ((domain >> 2) & 0x3) + + ((domain >> 4) & 0x3) + + ((domain >> 6) & 0x3); + + if (share_count > 0x3) + reg |= RDC_PDAP_SREQ_MASK; + + writel(reg, &imx_rdc->pdap[peri_id]); + + return 0; +} + +/* + * Setup RDC settings for multiple peripherals + */ +int imx_rdc_setup_peripherals(rdc_peri_cfg_t const *peripherals_list, + unsigned count) +{ + rdc_peri_cfg_t const *p = peripherals_list; + int i, ret; + + for (i = 0; i < count; i++) { + ret = imx_rdc_setup_peri(*p); + if (ret) + return ret; + p++; + } + + return 0; +} + +/* + * Setup RDC setting for one master + */ +int imx_rdc_setup_ma(rdc_ma_cfg_t p) +{ + struct rdc_regs *imx_rdc = (struct rdc_regs *)RDC_BASE_ADDR; + u32 master_id = (p & RDC_MASTER_MASK) >> RDC_MASTER_SHIFT; + u32 domain = (p & RDC_DOMAIN_MASK) >> RDC_DOMAIN_SHIFT_BASE; + + writel((domain & RDC_MDA_DID_MASK), &imx_rdc->mda[master_id]); + + return 0; +} + +/* + * Setup RDC settings for multiple masters + */ +int imx_rdc_setup_masters(rdc_ma_cfg_t const *masters_list, unsigned count) +{ + rdc_ma_cfg_t const *p = masters_list; + int i, ret; + + for (i = 0; i < count; i++) { + ret = imx_rdc_setup_ma(*p); + if (ret) + return ret; + p++; + } + + return 0; +} diff --git a/arch/arm/include/asm/arch-mx6/imx-rdc.h b/arch/arm/include/asm/arch-mx6/imx-rdc.h new file mode 100644 index 0000000..c4d3bb4 --- /dev/null +++ b/arch/arm/include/asm/arch-mx6/imx-rdc.h @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __IMX_RDC_H__ +#define __IMX_RDC_H__ + +#if defined(CONFIG_MX6SX) +#include "mx6sx_rdc.h" +#else +#error "Please select cpu" +#endif /* CONFIG_MX6SX */ + +#endif /* __IMX_RDC_H__*/ diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h index 5c45bf6..f3c26dc 100644 --- a/arch/arm/include/asm/arch-mx6/imx-regs.h +++ b/arch/arm/include/asm/arch-mx6/imx-regs.h @@ -356,6 +356,30 @@ extern void imx_get_mac_from_fuse(int dev_id, unsigned char *mac); #define SRC_SCR_CORE_3_ENABLE_OFFSET 24 #define SRC_SCR_CORE_3_ENABLE_MASK (1< #include @@ -257,6 +263,11 @@ struct src { u32 ddrc_rcr; }; +#define SRC_M4RCR_M4C_NON_SCLR_RST_OFFSET 0 +#define SRC_M4RCR_M4C_NON_SCLR_RST_MASK (1 << 0) +#define SRC_M4RCR_ENABLE_M4_OFFSET 3 +#define SRC_M4RCR_ENABLE_M4_MASK (1 << 3) + /* GPR0 Bit Fields */ #define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL0_MASK 0x1u #define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL0_SHIFT 0 diff --git a/arch/arm/include/asm/arch-mx7/mx7d_rdc.h b/arch/arm/include/asm/arch-mx7/mx7d_rdc.h new file mode 100644 index 0000000..9073cbd --- /dev/null +++ b/arch/arm/include/asm/arch-mx7/mx7d_rdc.h @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __MX7D_RDC_H__ +#define __MX7D_RDC_H__ + +#define RDC_SEMA_PROC_ID 2 /* The processor ID for main CPU */ + +enum { + RDC_PER_GPIO1 = 0, + RDC_PER_GPIO2, + RDC_PER_GPIO3, + RDC_PER_GPIO4, + RDC_PER_GPIO5, + RDC_PER_GPIO6, + RDC_PER_GPIO7, + RDC_PER_IOMUXC_LPSR_GPR, + RDC_PER_WDOG1, + RDC_PER_WDOG2, + RDC_PER_WDOG3, + RDC_PER_WDOG4, + RDC_PER_IOMUXC_LPSR, + RDC_PER_GPT1, + RDC_PER_GPT2, + RDC_PER_GPT3, + RDC_PER_GPT4, + RDC_PER_ROMCP, + RDC_PER_KPP, + RDC_PER_IOMUXC, + RDC_PER_IOMUXCGPR, + RDC_PER_OCOTP, + RDC_PER_ANATOP_DIG, + RDC_PER_SNVS_HP, + RDC_PER_CCM, + RDC_PER_SRC, + RDC_PER_GPC, + RDC_PER_SEMA1, + RDC_PER_SEMA2, + RDC_PER_RDC, + RDC_PER_CSU, + RDC_PER_RESERVED1, + RDC_PER_RESERVED2, + RDC_PER_ADC1, + RDC_PER_ADC2, + RDC_PER_ECSPI4, + RDC_PER_FLEX_TIMER1, + RDC_PER_FLEX_TIMER2, + RDC_PER_PWM1, + RDC_PER_PWM2, + RDC_PER_PWM3, + RDC_PER_PWM4, + RDC_PER_SYSTEM_COUNTER_READ, + RDC_PER_SYSTEM_COUNTER_COMPARE, + RDC_PER_SYSTEM_COUNTER_CONTROL, + RDC_PER_PCIE_PHY, + RDC_PER_RESERVED3, + RDC_PER_EPDC, + RDC_PER_PXP, + RDC_PER_CSI, + RDC_PER_RESERVED4, + RDC_PER_LCDIF, + RDC_PER_RESERVED5, + RDC_PER_MIPI_CSI, + RDC_PER_MIPI_DSI, + RDC_PER_RESERVED6, + RDC_PER_TZASC, + RDC_PER_DDR_PHY, + RDC_PER_DDRC, + RDC_PER_RESERVED7, + RDC_PER_PERFMON1, + RDC_PER_PERFMON2, + RDC_PER_AXI_DEBUG_MON, + RDC_PER_QOSC, + RDC_PER_FLEXCAN1, + RDC_PER_FLEXCAN2, + RDC_PER_I2C1, + RDC_PER_I2C2, + RDC_PER_I2C3, + RDC_PER_I2C4, + RDC_PER_UART4, + RDC_PER_UART5, + RDC_PER_UART6, + RDC_PER_UART7, + RDC_PER_MU_A, + RDC_PER_MU_B, + RDC_PER_SEMAPHORE_HS, + RDC_PER_USB_PL301, + RDC_PER_RESERVED8, + RDC_PER_RESERVED9, + RDC_PER_RESERVED10, + RDC_PER_USB1, + RDC_PER_USB2, + RDC_PER_USB3, + RDC_PER_USDHC1, + RDC_PER_USDHC2, + RDC_PER_USDHC3, + RDC_PER_RESERVED11, + RDC_PER_RESERVED12, + RDC_PER_SIM1, + RDC_PER_SIM2, + RDC_PER_QSPI, + RDC_PER_WEIM, + RDC_PER_SDMA, + RDC_PER_ENET1, + RDC_PER_ENET2, + RDC_PER_RESERVED13, + RDC_PER_RESERVED14, + RDC_PER_ECSPI1, + RDC_PER_ECSPI2, + RDC_PER_ECSPI3, + RDC_PER_RESERVED15, + RDC_PER_UART1, + RDC_PER_UART2, + RDC_PER_UART3, + RDC_PER_RESERVED16, + RDC_PER_SAI1, + RDC_PER_SAI2, + RDC_PER_SAI3, + RDC_PER_RESERVED17, + RDC_PER_RESERVED18, + RDC_PER_SPBA, + RDC_PER_DAP, + RDC_PER_RESERVED19, + RDC_PER_RESERVED20, + RDC_PER_RESERVED21, + RDC_PER_CAAM, + RDC_PER_RESERVED22, +}; + +enum { + RDC_MA_A7 = 0, + RDC_MA_M4, + RDC_MA_PCIE, + RDC_MA_CSI, + RDC_MA_EPDC, + RDC_MA_LCDIF, + RDC_MA_DISPLAY_PORT, + RDC_MA_PXP, + RDC_MA_CORESIGHT, + RDC_MA_DAP, + RDC_MA_CAAM, + RDC_MA_SDMA_PERI, + RDC_MA_SDMA_BURST, + RDC_MA_APBHDMA, + RDC_MA_RAWNAND, + RDC_MA_USDHC1, + RDC_MA_USDHC2, + RDC_MA_USDHC3, + RDC_MA_NC1, + RDC_MA_USB, + RDC_MA_NC2, + RDC_MA_TEST, + RDC_MA_ENET1_TX, + RDC_MA_ENET1_RX, + RDC_MA_ENET2_TX, + RDC_MA_ENET2_RX, + RDC_MA_SDMA, +}; + +#endif /* __MX7D_RDC_H__*/ diff --git a/arch/arm/include/asm/imx-common/rdc-sema.h b/arch/arm/include/asm/imx-common/rdc-sema.h new file mode 100644 index 0000000..2c61e56 --- /dev/null +++ b/arch/arm/include/asm/imx-common/rdc-sema.h @@ -0,0 +1,100 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __RDC_SEMA_H__ +#define __RDC_SEMA_H__ + +/* + * rdc_peri_cfg_t and rdc_ma_cft_t use the same layout. + * + * [ 23 22 | 21 20 | 19 18 | 17 16 ] | [ 15 - 8 ] | [ 7 - 0 ] + * d3 d2 d1 d0 | master id | peri id + * d[x] means domain[x], x can be [3 - 0]. + */ +typedef u32 rdc_peri_cfg_t; +typedef u32 rdc_ma_cfg_t; + +#define RDC_PERI_SHIFT 0 +#define RDC_PERI_MASK 0xFF + +#define RDC_DOMAIN_SHIFT_BASE 16 +#define RDC_DOMAIN_MASK 0xFF0000 +#define RDC_DOMAIN_SHIFT(x) (RDC_DOMAIN_SHIFT_BASE + ((x << 1))) +#define RDC_DOMAIN(x) ((rdc_peri_cfg_t)(0x3 << RDC_DOMAIN_SHIFT(x))) + +#define RDC_MASTER_SHIFT 8 +#define RDC_MASTER_MASK 0xFF00 +#define RDC_MASTER_CFG(master_id, domain_id) (rdc_ma_cfg_t)((master_id << 8) | \ + (domain_id << RDC_DOMAIN_SHIFT_BASE)) + +/* The Following macro definitions are common to i.MX6SX and i.MX7D */ +#define SEMA_GATES_NUM 64 + +#define RDC_MDA_DID_SHIFT 0 +#define RDC_MDA_DID_MASK (0x3 << RDC_MDA_DID_SHIFT) +#define RDC_MDA_LCK_SHIFT 31 +#define RDC_MDA_LCK_MASK (0x1 << RDC_MDA_LCK_SHIFT) + +#define RDC_PDAP_DW_SHIFT(domain) ((domain) << 1) +#define RDC_PDAP_DR_SHIFT(domain) (1 + RDC_PDAP_DW_SHIFT(domain)) +#define RDC_PDAP_DW_MASK(domain) (1 << RDC_PDAP_DW_SHIFT(domain)) +#define RDC_PDAP_DR_MASK(domain) (1 << RDC_PDAP_DR_SHIFT(domain)) +#define RDC_PDAP_DRW_MASK(domain) (RDC_PDAP_DW_MASK(domain) | \ + RDC_PDAP_DR_MASK(domain)) + +#define RDC_PDAP_SREQ_SHIFT 30 +#define RDC_PDAP_SREQ_MASK (0x1 << RDC_PDAP_SREQ_SHIFT) +#define RDC_PDAP_LCK_SHIFT 31 +#define RDC_PDAP_LCK_MASK (0x1 << RDC_PDAP_LCK_SHIFT) + +#define RDC_MRSA_SADR_SHIFT 7 +#define RDC_MRSA_SADR_MASK (0x1ffffff << RDC_MRSA_SADR_SHIFT) + +#define RDC_MREA_EADR_SHIFT 7 +#define RDC_MREA_EADR_MASK (0x1ffffff << RDC_MREA_EADR_SHIFT) + +#define RDC_MRC_DW_SHIFT(domain) (domain) +#define RDC_MRC_DR_SHIFT(domain) (1 + RDC_MRC_DW_SHIFT(domain)) +#define RDC_MRC_DW_MASK(domain) (1 << RDC_MRC_DW_SHIFT(domain)) +#define RDC_MRC_DR_MASK(domain) (1 << RDC_MRC_DR_SHIFT(domain)) +#define RDC_MRC_DRW_MASK(domain) (RDC_MRC_DW_MASK(domain) | \ + RDC_MRC_DR_MASK(domain)) +#define RDC_MRC_ENA_SHIFT 30 +#define RDC_MRC_ENA_MASK (0x1 << RDC_MRC_ENA_SHIFT) +#define RDC_MRC_LCK_SHIFT 31 +#define RDC_MRC_LCK_MASK (0x1 << RDC_MRC_LCK_SHIFT) + +#define RDC_MRVS_VDID_SHIFT 0 +#define RDC_MRVS_VDID_MASK (0x3 << RDC_MRVS_VDID_SHIFT) +#define RDC_MRVS_AD_SHIFT 4 +#define RDC_MRVS_AD_MASK (0x1 << RDC_MRVS_AD_SHIFT) +#define RDC_MRVS_VADDR_SHIFT 5 +#define RDC_MRVS_VADDR_MASK (0x7ffffff << RDC_MRVS_VADDR_SHIFT) + +#define RDC_SEMA_GATE_GTFSM_SHIFT 0 +#define RDC_SEMA_GATE_GTFSM_MASK (0xf << RDC_SEMA_GATE_GTFSM_SHIFT) +#define RDC_SEMA_GATE_LDOM_SHIFT 5 +#define RDC_SEMA_GATE_LDOM_MASK (0x3 << RDC_SEMA_GATE_LDOM_SHIFT) + +#define RDC_SEMA_RSTGT_RSTGDP_SHIFT 0 +#define RDC_SEMA_RSTGT_RSTGDP_MASK (0xff << RDC_SEMA_RSTGT_RSTGDP_SHIFT) +#define RDC_SEMA_RSTGT_RSTGSM_SHIFT 2 +#define RDC_SEMA_RSTGT_RSTGSM_MASK (0x3 << RDC_SEMA_RSTGT_RSTGSM_SHIFT) +#define RDC_SEMA_RSTGT_RSTGMS_SHIFT 4 +#define RDC_SEMA_RSTGT_RSTGMS_MASK (0xf << RDC_SEMA_RSTGT_RSTGMS_SHIFT) +#define RDC_SEMA_RSTGT_RSTGTN_SHIFT 8 +#define RDC_SEMA_RSTGT_RSTGTN_MASK (0xff << RDC_SEMA_RSTGT_RSTGTN_SHIFT) + +int imx_rdc_check_permission(int per_id, int dom_id); +int imx_rdc_sema_lock(int per_id); +int imx_rdc_sema_unlock(int per_id); +int imx_rdc_setup_peri(rdc_peri_cfg_t p); +int imx_rdc_setup_peripherals(rdc_peri_cfg_t const *peripherals_list, + unsigned count); +int imx_rdc_setup_ma(rdc_ma_cfg_t p); +int imx_rdc_setup_masters(rdc_ma_cfg_t const *masters_list, unsigned count); + +#endif /* __RDC_SEMA_H__*/ diff --git a/board/freescale/mx7dsabresd/MAINTAINERS b/board/freescale/mx7dsabresd/MAINTAINERS index 3910ee4..b96642a 100644 --- a/board/freescale/mx7dsabresd/MAINTAINERS +++ b/board/freescale/mx7dsabresd/MAINTAINERS @@ -1,5 +1,5 @@ MX7DSABRESD BOARD -M: Adrian Alonso +M: Adrian Alonso S: Maintained F: board/freescale/mx7dsabresd F: include/configs/mx7dsabresd.h diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c index fee24e2..4d0b195 100644 --- a/board/freescale/mx7dsabresd/mx7dsabresd.c +++ b/board/freescale/mx7dsabresd/mx7dsabresd.c @@ -23,6 +23,7 @@ #include #include #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -111,6 +112,14 @@ static iomux_v3_cfg_t const usdhc3_emmc_pads[] = { MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; +static iomux_v3_cfg_t const usb_otg1_pads[] = { + MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usb_otg2_pads[] = { + MX7D_PAD_UART3_CTS_B__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + #define IOX_SDI IMX_GPIO_NR(1, 9) #define IOX_STCP IMX_GPIO_NR(1, 12) #define IOX_SHCP IMX_GPIO_NR(1, 13) @@ -511,6 +520,10 @@ int board_early_init_f(void) setup_iomux_uart(); setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, + ARRAY_SIZE(usb_otg1_pads)); + imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, + ARRAY_SIZE(usb_otg2_pads)); return 0; } @@ -602,29 +615,11 @@ int checkboard(void) } #ifdef CONFIG_USB_EHCI_MX7 -static iomux_v3_cfg_t const usb_otg1_pads[] = { - MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -static iomux_v3_cfg_t const usb_otg2_pads[] = { - MX7D_PAD_UART3_CTS_B__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -int board_ehci_hcd_init(int port) +int board_usb_phy_mode(int port) { - switch (port) { - case 0: - imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, - ARRAY_SIZE(usb_otg1_pads)); - break; - case 1: - imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, - ARRAY_SIZE(usb_otg2_pads)); - break; - default: - printf("MXC USB port %d not yet supported\n", port); - return -EINVAL; - } - return 0; + if (port == 0) + return USB_INIT_DEVICE; + else + return USB_INIT_HOST; } #endif diff --git a/board/seco/mx6quq7/mx6quq7.c b/board/seco/mx6quq7/mx6quq7.c index e7523f1..08566fc 100644 --- a/board/seco/mx6quq7/mx6quq7.c +++ b/board/seco/mx6quq7/mx6quq7.c @@ -91,11 +91,30 @@ int board_eth_init(bd_t *bis) return ret; } +#define USDHC4_CD_GPIO IMX_GPIO_NR(2, 6) + static struct fsl_esdhc_cfg usdhc_cfg[2] = { - {USDHC3_BASE_ADDR}, - {USDHC2_BASE_ADDR}, + {USDHC3_BASE_ADDR, 0, 4}, + {USDHC4_BASE_ADDR, 0, 4}, }; +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC3_BASE_ADDR: + ret = 1; /* Assume eMMC is always present */ + break; + case USDHC4_BASE_ADDR: + ret = !gpio_get_value(USDHC4_CD_GPIO); + break; + } + + return ret; +} + int board_mmc_init(bd_t *bis) { u32 index = 0; @@ -112,12 +131,10 @@ int board_mmc_init(bd_t *bis) case 0: seco_mx6_setup_usdhc_iomux(3); usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - usdhc_cfg[0].max_bus_width = 4; break; case 1: seco_mx6_setup_usdhc_iomux(4); usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); - usdhc_cfg[1].max_bus_width = 4; break; default: diff --git a/board/tbs/tbs2910/tbs2910.c b/board/tbs/tbs2910/tbs2910.c index 7707cf5..f159af9 100644 --- a/board/tbs/tbs2910/tbs2910.c +++ b/board/tbs/tbs2910/tbs2910.c @@ -257,6 +257,17 @@ int board_mmc_init(bd_t *bis) } return 0; } + +/* set environment device to boot device when booting from SD */ +int board_mmc_get_env_dev(int devno) +{ + return devno - 1; +} + +int board_mmc_get_env_part(int devno) +{ + return (devno == 3) ? 1 : 0; /* part 0 for SD2 / SD3, part 1 for eMMC */ +} #endif /* CONFIG_FSL_ESDHC */ #ifdef CONFIG_VIDEO_IPUV3 diff --git a/configs/mx7dsabresd_defconfig b/configs/mx7dsabresd_defconfig index 420d13e..1d262c1 100644 --- a/configs/mx7dsabresd_defconfig +++ b/configs/mx7dsabresd_defconfig @@ -1,6 +1,8 @@ CONFIG_ARM=y CONFIG_ARCH_MX7=y CONFIG_TARGET_MX7DSABRESD=y +CONFIG_IMX_RDC=y +CONFIG_IMX_BOOTAUX=y CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx7dsabresd/imximage.cfg,MX7D" # CONFIG_CMD_BOOTD is not set # CONFIG_CMD_IMI is not set diff --git a/drivers/crypto/fsl/jobdesc.c b/drivers/crypto/fsl/jobdesc.c index 5695bef..fd0c4f7 100644 --- a/drivers/crypto/fsl/jobdesc.c +++ b/drivers/crypto/fsl/jobdesc.c @@ -14,7 +14,7 @@ #include "jobdesc.h" #include "rsa_caam.h" -#ifdef CONFIG_MX6 +#if defined(CONFIG_MX6) || defined(CONFIG_MX7) /*! * Secure memory run command * @@ -25,10 +25,14 @@ uint32_t secmem_set_cmd(uint32_t sec_mem_cmd) { uint32_t temp_reg; - sec_out32(CAAM_SMCJR0, sec_mem_cmd); + ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR; + uint32_t sm_vid = SM_VERSION(sec_in32(&sec->smvid)); + uint32_t jr_id = 0; + + sec_out32(CAAM_SMCJR(sm_vid, jr_id), sec_mem_cmd); do { - temp_reg = sec_in32(CAAM_SMCSJR0); + temp_reg = sec_in32(CAAM_SMCSJR(sm_vid, jr_id)); } while (temp_reg & CMD_COMPLETE); return temp_reg; @@ -51,6 +55,10 @@ int caam_page_alloc(uint8_t page_num, uint8_t partition_num) { uint32_t temp_reg; + ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR; + uint32_t sm_vid = SM_VERSION(sec_in32(&sec->smvid)); + uint32_t jr_id = 0; + /* * De-Allocate partition_num if already allocated to ARM core */ @@ -64,9 +72,9 @@ int caam_page_alloc(uint8_t page_num, uint8_t partition_num) } /* set the access rights to allow full access */ - sec_out32(CAAM_SMAG1JR0(partition_num), 0xF); - sec_out32(CAAM_SMAG2JR0(partition_num), 0xF); - sec_out32(CAAM_SMAPJR0(partition_num), 0xFF); + sec_out32(CAAM_SMAG1JR(sm_vid, jr_id, partition_num), 0xF); + sec_out32(CAAM_SMAG2JR(sm_vid, jr_id, partition_num), 0xF); + sec_out32(CAAM_SMAPJR(sm_vid, jr_id, partition_num), 0xFF); /* Now need to allocate partition_num of secure RAM. */ /* De-Allocate page_num by starting with a page inquiry command */ @@ -105,6 +113,10 @@ int caam_page_alloc(uint8_t page_num, uint8_t partition_num) int inline_cnstr_jobdesc_blob_dek(uint32_t *desc, const uint8_t *plain_txt, uint8_t *dek_blob, uint32_t in_sz) { + ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR; + uint32_t sm_vid = SM_VERSION(sec_in32(&sec->smvid)); + uint32_t jr_id = 0; + uint32_t ret = 0; u32 aad_w1, aad_w2; /* output blob will have 32 bytes key blob in beginning and @@ -133,9 +145,9 @@ int inline_cnstr_jobdesc_blob_dek(uint32_t *desc, const uint8_t *plain_txt, flush_dcache_range(start, end); /* Now configure the access rights of the partition */ - sec_out32(CAAM_SMAG1JR0(PARTITION_1), KS_G1); /* set group 1 */ - sec_out32(CAAM_SMAG2JR0(PARTITION_1), 0); /* clear group 2 */ - sec_out32(CAAM_SMAPJR0(PARTITION_1), PERM); /* set perm & locks */ + sec_out32(CAAM_SMAG1JR(sm_vid, jr_id, PARTITION_1), KS_G1); + sec_out32(CAAM_SMAG2JR(sm_vid, jr_id, PARTITION_1), 0); + sec_out32(CAAM_SMAPJR(sm_vid, jr_id, PARTITION_1), PERM); /* construct aad for AES */ aad_w1 = (in_sz << OP_ALG_ALGSEL_SHIFT) | KEY_AES_SRC | LD_CCM_MODE; diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index 5dd2ddd..2a69bab 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -143,6 +143,7 @@ config PIC32_PINCTRL endif +source "drivers/pinctrl/nxp/Kconfig" source "drivers/pinctrl/uniphier/Kconfig" endmenu diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile index b4f4650..d7b6180 100644 --- a/drivers/pinctrl/Makefile +++ b/drivers/pinctrl/Makefile @@ -5,6 +5,7 @@ obj-y += pinctrl-uclass.o obj-$(CONFIG_$(SPL_)PINCTRL_GENERIC) += pinctrl-generic.o +obj-y += nxp/ obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip/ obj-$(CONFIG_PINCTRL_SANDBOX) += pinctrl-sandbox.o diff --git a/drivers/pinctrl/nxp/Kconfig b/drivers/pinctrl/nxp/Kconfig new file mode 100644 index 0000000..35640f0 --- /dev/null +++ b/drivers/pinctrl/nxp/Kconfig @@ -0,0 +1,30 @@ +config PINCTRL_IMX + bool + +config PINCTRL_IMX6 + bool "IMX6 pinctrl driver" + depends on ARCH_MX6 && PINCTRL_FULL + select DEVRES + select PINCTRL_IMX + help + Say Y here to enable the imx6 pinctrl driver + + This provides a simple pinctrl driver for i.MX6 SoC familiy, + i.MX6DQ/SL/SX/UL/DQP. This feature depends on device tree + configuration. This driver is different from the linux one, + this is a simple implementation, only parses the 'fsl,pins' + property and configure related registers. + +config PINCTRL_IMX7 + bool "IMX7 pinctrl driver" + depends on ARCH_MX7 && PINCTRL_FULL + select DEVRES + select PINCTRL_IMX + help + Say Y here to enable the imx7 pinctrl driver + + This provides a simple pinctrl driver for i.MX7 SoC familiy, + i.MX7D. This feature depends on device tree + configuration. This driver is different from the linux one, + this is a simple implementation, only parses the 'fsl,pins' + property and configure related registers. diff --git a/drivers/pinctrl/nxp/Makefile b/drivers/pinctrl/nxp/Makefile new file mode 100644 index 0000000..0ee7f2f --- /dev/null +++ b/drivers/pinctrl/nxp/Makefile @@ -0,0 +1,3 @@ +obj-$(CONFIG_PINCTRL_IMX) += pinctrl-imx.o +obj-$(CONFIG_PINCTRL_IMX6) += pinctrl-imx6.o +obj-$(CONFIG_PINCTRL_IMX7) += pinctrl-imx7.o diff --git a/drivers/pinctrl/nxp/pinctrl-imx.c b/drivers/pinctrl/nxp/pinctrl-imx.c new file mode 100644 index 0000000..40b0616 --- /dev/null +++ b/drivers/pinctrl/nxp/pinctrl-imx.c @@ -0,0 +1,241 @@ +/* + * Copyright (C) 2016 Peng Fan + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include + +#include "pinctrl-imx.h" + +DECLARE_GLOBAL_DATA_PTR; + +static int imx_pinctrl_set_state(struct udevice *dev, struct udevice *config) +{ + struct imx_pinctrl_priv *priv = dev_get_priv(dev); + struct imx_pinctrl_soc_info *info = priv->info; + int node = config->of_offset; + const struct fdt_property *prop; + u32 *pin_data; + int npins, size, pin_size; + int mux_reg, conf_reg, input_reg, input_val, mux_mode, config_val; + int i, j = 0; + + dev_dbg(dev, "%s: %s\n", __func__, config->name); + + if (info->flags & SHARE_MUX_CONF_REG) + pin_size = SHARE_FSL_PIN_SIZE; + else + pin_size = FSL_PIN_SIZE; + + prop = fdt_getprop(gd->fdt_blob, node, "fsl,pins", &size); + if (!prop) { + dev_err(dev, "No fsl,pins property in node %s\n", config->name); + return -EINVAL; + } + + if (!size || size % pin_size) { + dev_err(dev, "Invalid fsl,pins property in node %s\n", + config->name); + return -EINVAL; + } + + pin_data = devm_kzalloc(dev, size, 0); + if (!pin_data) + return -ENOMEM; + + if (fdtdec_get_int_array(gd->fdt_blob, node, "fsl,pins", + pin_data, size >> 2)) { + dev_err(dev, "Error reading pin data.\n"); + return -EINVAL; + } + + npins = size / pin_size; + + /* + * Refer to linux documentation for details: + * Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt + */ + for (i = 0; i < npins; i++) { + mux_reg = pin_data[j++]; + + if (!(info->flags & ZERO_OFFSET_VALID) && !mux_reg) + mux_reg = -1; + + if (info->flags & SHARE_MUX_CONF_REG) { + conf_reg = mux_reg; + } else { + conf_reg = pin_data[j++]; + if (!(info->flags & ZERO_OFFSET_VALID) && !conf_reg) + conf_reg = -1; + } + + if ((mux_reg == -1) || (conf_reg == -1)) { + dev_err(dev, "Error mux_reg or conf_reg\n"); + return -EINVAL; + } + + input_reg = pin_data[j++]; + mux_mode = pin_data[j++]; + input_val = pin_data[j++]; + config_val = pin_data[j++]; + + dev_dbg(dev, "mux_reg 0x%x, conf_reg 0x%x, input_reg 0x%x, " + "mux_mode 0x%x, input_val 0x%x, config_val 0x%x\n", + mux_reg, conf_reg, input_reg, mux_mode, input_val, + config_val); + + if (config_val & IMX_PAD_SION) + mux_mode |= IOMUXC_CONFIG_SION; + + config_val &= ~IMX_PAD_SION; + + /* Set Mux */ + if (info->flags & SHARE_MUX_CONF_REG) { + clrsetbits_le32(info->base + mux_reg, 0x7 << 20, + mux_mode << 20); + } else { + writel(mux_mode, info->base + mux_reg); + } + + dev_dbg(dev, "write mux: offset 0x%x val 0x%x\n", mux_reg, + mux_mode); + + /* + * Set select input + * + * If the select input value begins with 0xff, it's a quirky + * select input and the value should be interpreted as below. + * 31 23 15 7 0 + * | 0xff | shift | width | select | + * It's used to work around the problem that the select + * input for some pin is not implemented in the select + * input register but in some general purpose register. + * We encode the select input value, width and shift of + * the bit field into input_val cell of pin function ID + * in device tree, and then decode them here for setting + * up the select input bits in general purpose register. + */ + + if (input_val >> 24 == 0xff) { + u32 val = input_val; + u8 select = val & 0xff; + u8 width = (val >> 8) & 0xff; + u8 shift = (val >> 16) & 0xff; + u32 mask = ((1 << width) - 1) << shift; + /* + * The input_reg[i] here is actually some IOMUXC general + * purpose register, not regular select input register. + */ + val = readl(info->base + input_reg); + val &= ~mask; + val |= select << shift; + writel(val, info->base + input_reg); + } else if (input_reg) { + /* + * Regular select input register can never be at offset + * 0, and we only print register value for regular case. + */ + if (info->input_sel_base) + writel(input_val, info->input_sel_base + + input_reg); + else + writel(input_val, info->base + input_reg); + + dev_dbg(dev, "select_input: offset 0x%x val 0x%x\n", + input_reg, input_val); + } + + /* Set config */ + if (!(config_val & IMX_NO_PAD_CTL)) { + if (info->flags & SHARE_MUX_CONF_REG) { + clrsetbits_le32(info->base + conf_reg, 0xffff, + config_val); + } else { + writel(config_val, info->base + conf_reg); + } + + dev_dbg(dev, "write config: offset 0x%x val 0x%x\n", + conf_reg, config_val); + } + } + + return 0; +} + +const struct pinctrl_ops imx_pinctrl_ops = { + .set_state = imx_pinctrl_set_state, +}; + +int imx_pinctrl_probe(struct udevice *dev, + struct imx_pinctrl_soc_info *info) +{ + struct imx_pinctrl_priv *priv = dev_get_priv(dev); + int node = dev->of_offset, ret; + struct fdtdec_phandle_args arg; + fdt_addr_t addr; + fdt_size_t size; + + if (!info) { + dev_err(dev, "wrong pinctrl info\n"); + return -EINVAL; + } + + priv->dev = dev; + priv->info = info; + + addr = fdtdec_get_addr_size(gd->fdt_blob, dev->of_offset, "reg", &size); + + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + + info->base = map_sysmem(addr, size); + if (!info->base) + return -ENOMEM; + priv->info = info; + + /* + * Refer to linux documentation for details: + * Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.txt + */ + if (fdtdec_get_bool(gd->fdt_blob, node, "fsl,input-sel")) { + ret = fdtdec_parse_phandle_with_args(gd->fdt_blob, + node, "fsl,input-sel", + NULL, 0, 0, &arg); + if (ret) { + dev_err(dev, "iomuxc fsl,input-sel property not found\n"); + return -EINVAL; + } + + addr = fdtdec_get_addr_size(gd->fdt_blob, arg.node, "reg", + &size); + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + + info->input_sel_base = map_sysmem(addr, size); + if (!info->input_sel_base) + return -ENOMEM; + } + + dev_info(dev, "initialized IMX pinctrl driver\n"); + + return 0; +} + +int imx_pinctrl_remove(struct udevice *dev) +{ + struct imx_pinctrl_priv *priv = dev_get_priv(dev); + struct imx_pinctrl_soc_info *info = priv->info; + + if (info->input_sel_base) + unmap_sysmem(info->input_sel_base); + if (info->base) + unmap_sysmem(info->base); + + return 0; +} diff --git a/drivers/pinctrl/nxp/pinctrl-imx.h b/drivers/pinctrl/nxp/pinctrl-imx.h new file mode 100644 index 0000000..037c491 --- /dev/null +++ b/drivers/pinctrl/nxp/pinctrl-imx.h @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2016 Peng Fan + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DRIVERS_PINCTRL_IMX_H +#define __DRIVERS_PINCTRL_IMX_H + +/** + * @base: the address to the controller in virtual memory + * @input_sel_base: the address of the select input in virtual memory. + * @flags: flags specific for each soc + */ +struct imx_pinctrl_soc_info { + void __iomem *base; + void __iomem *input_sel_base; + unsigned int flags; +}; + +/** + * @dev: a pointer back to containing device + * @info: the soc info + */ +struct imx_pinctrl_priv { + struct udevice *dev; + struct imx_pinctrl_soc_info *info; +}; + +extern const struct pinctrl_ops imx_pinctrl_ops; + +#define IMX_NO_PAD_CTL 0x80000000 /* no pin config need */ +#define IMX_PAD_SION 0x40000000 /* set SION */ + +/* + * Each pin represented in fsl,pins consists of 5 u32 PIN_FUNC_ID and + * 1 u32 CONFIG, so 24 types in total for each pin. + */ +#define FSL_PIN_SIZE 24 +#define SHARE_FSL_PIN_SIZE 20 + +#define SHARE_MUX_CONF_REG 0x1 +#define ZERO_OFFSET_VALID 0x2 + +#define IOMUXC_CONFIG_SION (0x1 << 4) + +int imx_pinctrl_probe(struct udevice *dev, struct imx_pinctrl_soc_info *info); + +int imx_pinctrl_remove(struct udevice *dev); +#endif /* __DRIVERS_PINCTRL_IMX_H */ diff --git a/drivers/pinctrl/nxp/pinctrl-imx6.c b/drivers/pinctrl/nxp/pinctrl-imx6.c new file mode 100644 index 0000000..24f139e --- /dev/null +++ b/drivers/pinctrl/nxp/pinctrl-imx6.c @@ -0,0 +1,41 @@ + +/* + * Copyright (C) 2016 Peng Fan + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include + +#include "pinctrl-imx.h" + +static struct imx_pinctrl_soc_info imx6_pinctrl_soc_info; + +static int imx6_pinctrl_probe(struct udevice *dev) +{ + struct imx_pinctrl_soc_info *info = + (struct imx_pinctrl_soc_info *)dev_get_driver_data(dev); + + return imx_pinctrl_probe(dev, info); +} + +static const struct udevice_id imx6_pinctrl_match[] = { + { .compatible = "fsl,imx6q-iomuxc", .data = (ulong)&imx6_pinctrl_soc_info }, + { .compatible = "fsl,imx6dl-iomuxc", .data = (ulong)&imx6_pinctrl_soc_info }, + { .compatible = "fsl,imx6sl-iomuxc", .data = (ulong)&imx6_pinctrl_soc_info }, + { .compatible = "fsl,imx6sx-iomuxc", .data = (ulong)&imx6_pinctrl_soc_info }, + { .compatible = "fsl,imx6ul-iomuxc", .data = (ulong)&imx6_pinctrl_soc_info }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(imx6_pinctrl) = { + .name = "imx6-pinctrl", + .id = UCLASS_PINCTRL, + .of_match = of_match_ptr(imx6_pinctrl_match), + .probe = imx6_pinctrl_probe, + .remove = imx_pinctrl_remove, + .priv_auto_alloc_size = sizeof(struct imx_pinctrl_priv), + .ops = &imx_pinctrl_ops, + .flags = DM_FLAG_PRE_RELOC, +}; diff --git a/drivers/pinctrl/nxp/pinctrl-imx7.c b/drivers/pinctrl/nxp/pinctrl-imx7.c new file mode 100644 index 0000000..eeb7942 --- /dev/null +++ b/drivers/pinctrl/nxp/pinctrl-imx7.c @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2016 Peng Fan + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include + +#include "pinctrl-imx.h" + +static struct imx_pinctrl_soc_info imx7_pinctrl_soc_info; + +static struct imx_pinctrl_soc_info imx7_lpsr_pinctrl_soc_info = { + .flags = ZERO_OFFSET_VALID, +}; + +static int imx7_pinctrl_probe(struct udevice *dev) +{ + struct imx_pinctrl_soc_info *info = + (struct imx_pinctrl_soc_info *)dev_get_driver_data(dev); + + return imx_pinctrl_probe(dev, info); +} + +static const struct udevice_id imx7_pinctrl_match[] = { + { .compatible = "fsl,imx7d-iomuxc", .data = (ulong)&imx7_pinctrl_soc_info }, + { .compatible = "fsl,imx7d-iomuxc-lpsr", .data = (ulong)&imx7_lpsr_pinctrl_soc_info }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(imx7_pinctrl) = { + .name = "imx7-pinctrl", + .id = UCLASS_PINCTRL, + .of_match = of_match_ptr(imx7_pinctrl_match), + .probe = imx7_pinctrl_probe, + .remove = imx_pinctrl_remove, + .priv_auto_alloc_size = sizeof(struct imx_pinctrl_priv), + .ops = &imx_pinctrl_ops, + .flags = DM_FLAG_PRE_RELOC, +}; diff --git a/include/configs/mx6sxsabresd.h b/include/configs/mx6sxsabresd.h index 29e9c08..fdf2396 100644 --- a/include/configs/mx6sxsabresd.h +++ b/include/configs/mx6sxsabresd.h @@ -26,7 +26,31 @@ #define CONFIG_MXC_UART #define CONFIG_MXC_UART_BASE UART1_BASE +#ifdef CONFIG_IMX_BOOTAUX +/* Set to QSPI2 B flash at default */ +#define CONFIG_SYS_AUXCORE_BOOTDATA 0x78000000 +#define CONFIG_CMD_SETEXPR + +#define UPDATE_M4_ENV \ + "m4image=m4_qspi.bin\0" \ + "loadm4image=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4image}\0" \ + "update_m4_from_sd=" \ + "if sf probe 1:0; then " \ + "if run loadm4image; then " \ + "setexpr fw_sz ${filesize} + 0xffff; " \ + "setexpr fw_sz ${fw_sz} / 0x10000; " \ + "setexpr fw_sz ${fw_sz} * 0x10000; " \ + "sf erase 0x0 ${fw_sz}; " \ + "sf write ${loadaddr} 0x0 ${filesize}; " \ + "fi; " \ + "fi\0" \ + "m4boot=sf probe 1:0; bootaux "__stringify(CONFIG_SYS_AUXCORE_BOOTDATA)"\0" +#else +#define UPDATE_M4_ENV "" +#endif + #define CONFIG_EXTRA_ENV_SETTINGS \ + UPDATE_M4_ENV \ "script=boot.scr\0" \ "image=zImage\0" \ "console=ttymxc0\0" \ diff --git a/include/configs/mx6ul_14x14_evk.h b/include/configs/mx6ul_14x14_evk.h index 4374c3a..c7e10f9 100644 --- a/include/configs/mx6ul_14x14_evk.h +++ b/include/configs/mx6ul_14x14_evk.h @@ -195,6 +195,7 @@ #define CONFIG_CMD_CACHE #endif +#define CONFIG_FSL_QSPI #ifdef CONFIG_FSL_QSPI #define CONFIG_CMD_SF #define CONFIG_SPI_FLASH diff --git a/include/configs/mx7dsabresd.h b/include/configs/mx7dsabresd.h index d23e4f3..2c981e0 100644 --- a/include/configs/mx7dsabresd.h +++ b/include/configs/mx7dsabresd.h @@ -57,6 +57,29 @@ #define CONFIG_SUPPORT_EMMC_BOOT /* eMMC specific */ #define CONFIG_SYS_MMC_IMG_LOAD_PART 1 +#ifdef CONFIG_IMX_BOOTAUX +/* Set to QSPI1 A flash at default */ +#define CONFIG_SYS_AUXCORE_BOOTDATA 0x60000000 +#define CONFIG_CMD_SETEXPR + +#define UPDATE_M4_ENV \ + "m4image=m4_qspi.bin\0" \ + "loadm4image=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4image}\0" \ + "update_m4_from_sd=" \ + "if sf probe 0:0; then " \ + "if run loadm4image; then " \ + "setexpr fw_sz ${filesize} + 0xffff; " \ + "setexpr fw_sz ${fw_sz} / 0x10000; " \ + "setexpr fw_sz ${fw_sz} * 0x10000; " \ + "sf erase 0x0 ${fw_sz}; " \ + "sf write ${loadaddr} 0x0 ${filesize}; " \ + "fi; " \ + "fi\0" \ + "m4boot=sf probe 0:0; bootaux "__stringify(CONFIG_SYS_AUXCORE_BOOTDATA)"\0" +#else +#define UPDATE_M4_ENV "" +#endif + #define CONFIG_MFG_ENV_SETTINGS \ "mfgtool_args=setenv bootargs console=${console},${baudrate} " \ "rdinit=/linuxrc " \ @@ -76,6 +99,7 @@ "rootfs part 0 2\0" \ #define CONFIG_EXTRA_ENV_SETTINGS \ + UPDATE_M4_ENV \ CONFIG_MFG_ENV_SETTINGS \ CONFIG_DFU_ENV_SETTINGS \ "script=boot.scr\0" \ diff --git a/include/configs/tbs2910.h b/include/configs/tbs2910.h index 17b0213..0f23034 100644 --- a/include/configs/tbs2910.h +++ b/include/configs/tbs2910.h @@ -176,8 +176,8 @@ /* Environment organization */ #define CONFIG_ENV_IS_IN_MMC -#define CONFIG_SYS_MMC_ENV_DEV 2 -#define CONFIG_SYS_MMC_ENV_PART 1 +#define CONFIG_SYS_MMC_ENV_DEV 2 /* overwritten on SD boot */ +#define CONFIG_SYS_MMC_ENV_PART 1 /* overwritten on SD boot */ #define CONFIG_ENV_SIZE (8 * 1024) #define CONFIG_ENV_OFFSET (384 * 1024) #define CONFIG_ENV_OVERWRITE diff --git a/include/fsl_sec.h b/include/fsl_sec.h index 2ddced3..a52110a 100644 --- a/include/fsl_sec.h +++ b/include/fsl_sec.h @@ -97,19 +97,20 @@ typedef struct ccsr_sec { u32 drr; /* DECO Reset Register */ u8 res5[0x4d8]; struct rng4tst rng; /* RNG Registers */ - u8 res11[0x8a0]; + u8 res6[0x8a0]; u32 crnr_ms; /* CHA Revision Number Register, MS */ u32 crnr_ls; /* CHA Revision Number Register, LS */ u32 ctpr_ms; /* Compile Time Parameters Register, MS */ u32 ctpr_ls; /* Compile Time Parameters Register, LS */ - u8 res6[0x10]; + u8 res7[0x10]; u32 far_ms; /* Fault Address Register, MS */ u32 far_ls; /* Fault Address Register, LS */ u32 falr; /* Fault Address LIODN Register */ u32 fadr; /* Fault Address Detail Register */ - u8 res7[0x4]; + u8 res8[0x4]; u32 csta; /* CAAM Status Register */ - u8 res8[0x8]; + u32 smpart; /* Secure Memory Partition Parameters */ + u32 smvid; /* Secure Memory Version ID */ u32 rvid; /* Run Time Integrity Checking Version ID Reg.*/ u32 ccbvid; /* CHA Cluster Block Version ID Register */ u32 chavid_ms; /* CHA Version ID Register, MS */ @@ -147,7 +148,8 @@ typedef struct ccsr_sec { #define CONFIG_JRSTARTR_JR0 0x00000001 struct jr_regs { -#if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6) +#if defined(CONFIG_SYS_FSL_SEC_LE) && \ + !(defined(CONFIG_MX6) || defined(CONFIG_MX7)) u32 irba_l; u32 irba_h; #else @@ -160,7 +162,8 @@ struct jr_regs { u32 irsa; u32 rsvd3; u32 irja; -#if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6) +#if defined(CONFIG_SYS_FSL_SEC_LE) && \ + !(defined(CONFIG_MX6) || defined(CONFIG_MX7)) u32 orba_l; u32 orba_h; #else @@ -192,7 +195,8 @@ struct jr_regs { * related information */ struct sg_entry { -#if defined(CONFIG_SYS_FSL_SEC_LE) && !defined(CONFIG_MX6) +#if defined(CONFIG_SYS_FSL_SEC_LE) && \ + !(defined(CONFIG_MX6) || defined(CONFIG_MX7)) uint32_t addr_lo; /* Memory Address - lo */ uint32_t addr_hi; /* Memory Address of start of buffer - hi */ #else @@ -211,26 +215,43 @@ struct sg_entry { #define SG_ENTRY_OFFSET_SHIFT 0 }; -#ifdef CONFIG_MX6 +#if defined(CONFIG_MX6) || defined(CONFIG_MX7) +/* Job Ring Base Address */ +#define JR_BASE_ADDR(x) (CONFIG_SYS_FSL_SEC_ADDR + 0x1000 * (x + 1)) +/* Secure Memory Offset varies accross versions */ +#define SM_V1_OFFSET 0x0f4 +#define SM_V2_OFFSET 0xa00 +/*Secure Memory Versioning */ +#define SMVID_V2 0x20105 +#define SM_VERSION(x) (x < SMVID_V2 ? 1 : 2) +#define SM_OFFSET(x) (x == 1 ? SM_V1_OFFSET : SM_V2_OFFSET) /* CAAM Job Ring 0 Registers */ /* Secure Memory Partition Owner register */ #define SMCSJR_PO (3 << 6) /* JR Allocation Error */ #define SMCSJR_AERR (3 << 12) /* Secure memory partition 0 page 0 owner register */ -#define CAAM_SMPO_0 CONFIG_SYS_FSL_SEC_ADDR + 0x1FBC +#define CAAM_SMPO_0 (CONFIG_SYS_FSL_SEC_ADDR + 0x1FBC) /* Secure memory command register */ -#define CAAM_SMCJR0 CONFIG_SYS_FSL_SEC_ADDR + 0x10f4 +#define CAAM_SMCJR(v, jr) (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_CMD(v)) /* Secure memory command status register */ -#define CAAM_SMCSJR0 CONFIG_SYS_FSL_SEC_ADDR + 0x10fc +#define CAAM_SMCSJR(v, jr) (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_STATUS(v)) /* Secure memory access permissions register */ -#define CAAM_SMAPJR0(y) (CONFIG_SYS_FSL_SEC_ADDR + 0x1104 + y*16) +#define CAAM_SMAPJR(v, jr, y) \ + (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_PERM(v) + y * 16) /* Secure memory access group 2 register */ -#define CAAM_SMAG2JR0(y) (CONFIG_SYS_FSL_SEC_ADDR + 0x1108 + y*16) +#define CAAM_SMAG2JR(v, jr, y) \ + (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_GROUP2(v) + y * 16) /* Secure memory access group 1 register */ -#define CAAM_SMAG1JR0(y) (CONFIG_SYS_FSL_SEC_ADDR + 0x110C + y*16) +#define CAAM_SMAG1JR(v, jr, y) \ + (JR_BASE_ADDR(jr) + SM_OFFSET(v) + SM_GROUP1(v) + y * 16) /* Commands and macros for secure memory */ +#define SM_CMD(v) (v == 1 ? 0x0 : 0x1E4) +#define SM_STATUS(v) (v == 1 ? 0x8 : 0x1EC) +#define SM_PERM(v) (v == 1 ? 0x10 : 0x4) +#define SM_GROUP2(v) (v == 1 ? 0x14 : 0x8) +#define SM_GROUP1(v) (v == 1 ? 0x18 : 0xC) #define CMD_PAGE_ALLOC 0x1 #define CMD_PAGE_DEALLOC 0x2 #define CMD_PART_DEALLOC 0x3 diff --git a/tools/mxsboot.c b/tools/mxsboot.c index 457f435..2e72009 100644 --- a/tools/mxsboot.c +++ b/tools/mxsboot.c @@ -7,7 +7,6 @@ * SPDX-License-Identifier: GPL-2.0+ */ -#include #include #include #include