diff options
Diffstat (limited to 'arch/arm/boards/phytec-som-imx8mq')
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/.gitignore | 2 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/board.c | 3 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/ddr_init.c | 1 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/ddrphy_train.c | 14 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/flash-header-phycore-imx8mq.imxcfg | 4 | ||||
| -rw-r--r-- | arch/arm/boards/phytec-som-imx8mq/lowlevel.c | 46 |
7 files changed, 32 insertions, 40 deletions
diff --git a/arch/arm/boards/phytec-som-imx8mq/.gitignore b/arch/arm/boards/phytec-som-imx8mq/.gitignore index ef13747c92..cafa52b207 100644 --- a/arch/arm/boards/phytec-som-imx8mq/.gitignore +++ b/arch/arm/boards/phytec-som-imx8mq/.gitignore @@ -1 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only + *.ddr-phy-fw* diff --git a/arch/arm/boards/phytec-som-imx8mq/Makefile b/arch/arm/boards/phytec-som-imx8mq/Makefile index 2995f06f0f..17d769f330 100644 --- a/arch/arm/boards/phytec-som-imx8mq/Makefile +++ b/arch/arm/boards/phytec-som-imx8mq/Makefile @@ -1,2 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only + obj-y += board.o lwl-y += lowlevel.o ddr_init.o ddrphy_train.o diff --git a/arch/arm/boards/phytec-som-imx8mq/board.c b/arch/arm/boards/phytec-som-imx8mq/board.c index 6d331281e6..45ed9cf5ad 100644 --- a/arch/arm/boards/phytec-som-imx8mq/board.c +++ b/arch/arm/boards/phytec-som-imx8mq/board.c @@ -9,8 +9,9 @@ #include <common.h> #include <init.h> #include <linux/sizes.h> -#include <mach/bbu.h> +#include <mach/imx/bbu.h> #include <mfd/pfuze.h> +#include <linux/regmap.h> #include <envfs.h> diff --git a/arch/arm/boards/phytec-som-imx8mq/ddr_init.c b/arch/arm/boards/phytec-som-imx8mq/ddr_init.c index aa327d3fb0..c6812e3efa 100644 --- a/arch/arm/boards/phytec-som-imx8mq/ddr_init.c +++ b/arch/arm/boards/phytec-som-imx8mq/ddr_init.c @@ -84,6 +84,7 @@ void ddr_init(void) reg32_write(0x3d400204,0x80808); reg32_write(0x3d400214,0x7070707); reg32_write(0x3d400218,0xf070707); + reg32_write(0x3d40021c,0xf0f); reg32_write(0x3d402020,0x1); reg32_write(0x3d402024,0x518b00); reg32_write(0x3d402050,0x20d040); diff --git a/arch/arm/boards/phytec-som-imx8mq/ddrphy_train.c b/arch/arm/boards/phytec-som-imx8mq/ddrphy_train.c index 2c84a0f5fd..fac9e184ae 100644 --- a/arch/arm/boards/phytec-som-imx8mq/ddrphy_train.c +++ b/arch/arm/boards/phytec-som-imx8mq/ddrphy_train.c @@ -12,6 +12,8 @@ void ddr_cfg_phy(void) { unsigned int tmp, tmp_t; + ddr_get_firmware(DRAM_TYPE_LPDDR4); + //Init DDRPHY register... reg32_write(0x3c080440,0x2); reg32_write(0x3c080444,0x3); @@ -146,7 +148,7 @@ void ddr_cfg_phy(void) { //enable APB bus to access DDRPHY RAM reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0000, 0x0); //load the 1D training image - ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_1D_IMAGE); + imx8m_ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_1D_IMAGE); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54003,0xc80); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54004,0x2); @@ -188,7 +190,7 @@ void ddr_cfg_phy(void) { reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x9); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x1); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x0); - wait_ddrphy_training_complete(); + imx8m_wait_ddrphy_training_complete(); //configure DDRPHY-FW DMEM structure @clock1... reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x1); @@ -222,7 +224,7 @@ void ddr_cfg_phy(void) { //enable APB bus to access DDRPHY RAM reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0000, 0x0); //load the 1D training image - ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_1D_IMAGE); + imx8m_ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_1D_IMAGE); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54002,0x1); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54003,0x29c); @@ -265,7 +267,7 @@ void ddr_cfg_phy(void) { reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x9); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x1); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x0); - wait_ddrphy_training_complete(); + imx8m_wait_ddrphy_training_complete(); //set the PHY input clock to the desired frequency for pstate 0 reg32_write(0x3038a088,0x7070000); @@ -298,7 +300,7 @@ void ddr_cfg_phy(void) { //enable APB bus to access DDRPHY RAM reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0000, 0x0); //load the 2D training image - ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_2D_IMAGE); + imx8m_ddr_load_train_code(DRAM_TYPE_LPDDR4, FW_2D_IMAGE); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54003,0xc80); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0x54004,0x2); @@ -341,7 +343,7 @@ void ddr_cfg_phy(void) { reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x9); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x1); reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x0); - wait_ddrphy_training_complete(); + imx8m_wait_ddrphy_training_complete(); //Halt MPU reg32_write(IP2APB_DDRPHY_IPS_BASE_ADDR(0) + 4 * 0xd0099, 0x1); diff --git a/arch/arm/boards/phytec-som-imx8mq/flash-header-phycore-imx8mq.imxcfg b/arch/arm/boards/phytec-som-imx8mq/flash-header-phycore-imx8mq.imxcfg index 8921f32110..f82759f849 100644 --- a/arch/arm/boards/phytec-som-imx8mq/flash-header-phycore-imx8mq.imxcfg +++ b/arch/arm/boards/phytec-som-imx8mq/flash-header-phycore-imx8mq.imxcfg @@ -1,5 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0-only + soc imx8mq loadaddr 0x007E1000 max_load_size 0x3F000 ivtofs 0x400 + +#include <mach/imx/habv4-imx8-gencsf.h> diff --git a/arch/arm/boards/phytec-som-imx8mq/lowlevel.c b/arch/arm/boards/phytec-som-imx8mq/lowlevel.c index 05226866f8..362b3ed823 100644 --- a/arch/arm/boards/phytec-som-imx8mq/lowlevel.c +++ b/arch/arm/boards/phytec-som-imx8mq/lowlevel.c @@ -6,24 +6,25 @@ #include <common.h> #include <firmware.h> #include <linux/sizes.h> -#include <mach/generic.h> +#include <mach/imx/generic.h> #include <asm/barebox-arm-head.h> #include <asm/barebox-arm.h> -#include <mach/imx8m-ccm-regs.h> -#include <mach/iomux-mx8mq.h> +#include <mach/imx/imx8m-ccm-regs.h> +#include <mach/imx/iomux-mx8mq.h> #include <soc/imx8m/ddr.h> -#include <mach/xload.h> +#include <mach/imx/xload.h> #include <io.h> #include <debug_ll.h> +#include <mach/imx/debug_ll.h> #include <asm/cache.h> #include <asm/sections.h> #include <asm/mmu.h> -#include <mach/atf.h> -#include <mach/esdctl.h> +#include <mach/imx/atf.h> +#include <mach/imx/esdctl.h> #include "ddr.h" -extern char __dtb_imx8mq_phytec_phycore_som_start[]; +extern char __dtb_z_imx8mq_phytec_phycore_som_start[]; #define UART_PAD_CTRL MUX_PAD_CTRL(PAD_CTL_DSE_3P3V_45_OHM) @@ -42,22 +43,6 @@ static void setup_uart(void) putc_ll('>'); } -static void phytec_imx8mq_som_sram_setup(void) -{ - enum bootsource src = BOOTSOURCE_UNKNOWN; - int instance = BOOTSOURCE_INSTANCE_UNKNOWN; - int ret = -ENOTSUPP; - - ddr_init(); - - imx8mq_get_boot_source(&src, &instance); - - if (src == BOOTSOURCE_MMC) - ret = imx8m_esdhc_load_image(instance, true); - - BUG_ON(ret); -} - static __noreturn noinline void phytec_phycore_imx8mq_start(void) { setup_uart(); @@ -69,7 +54,7 @@ static __noreturn noinline void phytec_phycore_imx8mq_start(void) * that means DDR needs to be initialized for the * first time. */ - phytec_imx8mq_som_sram_setup(); + ddr_init(); } /* * Straight from the power-on we are at EL3, so the following @@ -79,18 +64,13 @@ static __noreturn noinline void phytec_phycore_imx8mq_start(void) * initialization routine, it is EL2 which means we'll skip * loadting ATF blob again */ - if (current_el() == 3) { - const u8 *bl31; - size_t bl31_size; - - get_builtin_firmware(imx8mq_bl31_bin, &bl31, &bl31_size); - imx8mq_atf_load_bl31(bl31, bl31_size); - } + if (current_el() == 3) + imx8mq_load_and_start_image_via_tfa(); /* * Standard entry we hit once we initialized both DDR and ATF */ - imx8mq_barebox_entry(__dtb_imx8mq_phytec_phycore_som_start); + imx8mq_barebox_entry(__dtb_z_imx8mq_phytec_phycore_som_start); } /* @@ -108,7 +88,7 @@ static __noreturn noinline void phytec_phycore_imx8mq_start(void) * * 4. BL31 blob is uploaded to OCRAM and the control is transfer to it * - * 5. BL31 exits EL3 into EL2 at address MX8MQ_ATF_BL33_BASE_ADDR, + * 5. BL31 exits EL3 into EL2 at address MX8M_ATF_BL33_BASE_ADDR, * executing start_phytec_phycore_imx8mq() the third time * * 6. Standard barebox boot flow continues |