diff options
Diffstat (limited to 'board/renesas/sparrowhawk/sparrowhawk.c')
| -rw-r--r-- | board/renesas/sparrowhawk/sparrowhawk.c | 130 |
1 files changed, 128 insertions, 2 deletions
diff --git a/board/renesas/sparrowhawk/sparrowhawk.c b/board/renesas/sparrowhawk/sparrowhawk.c index 8e72b5424d1..58de7f25cbd 100644 --- a/board/renesas/sparrowhawk/sparrowhawk.c +++ b/board/renesas/sparrowhawk/sparrowhawk.c @@ -6,8 +6,12 @@ #include <asm/io.h> #include <compiler.h> #include <dbsc5.h> +#include <spi.h> +#include <spi_flash.h> #include <spl.h> +#include "../../../drivers/mtd/spi/sf_internal.h" + #if defined(CONFIG_XPL_BUILD) static const struct renesas_dbsc5_board_config @@ -112,12 +116,134 @@ dbsc5_get_board_data(struct udevice *dev, const u32 modemr0) * Use MD[19] setting to discern 8 GiB and 16 GiB DRAM Sparrow Hawk * board variants from each other automatically. */ - if (modemr0 & BIT(19)) + if ((renesas_get_cpu_rev_integer() >= 3) && (modemr0 & BIT(19))) return &renesas_v4h_sparrowhawk_16g_5500_dbsc5_board_config; else return &renesas_v4h_sparrowhawk_8g_6400_dbsc5_board_config; } +static bool renesas_v4h_sparrowhawk_is_evta1 = false; + +unsigned int spl_spi_get_uboot_offs(struct spi_flash *flash) +{ + const u8 sf_ids_evta1[6] = { 0x01, 0x02, 0x20, 0x4d, 0x00, 0x81 }; + + renesas_v4h_sparrowhawk_is_evta1 = !memcmp(sf_ids_evta1, flash->info->id, + sizeof(sf_ids_evta1)); + + return CONFIG_SYS_SPI_U_BOOT_OFFS; +} + +void spl_perform_fixups(struct spl_image_info *spl_image) +{ + void *blob = spl_image_fdt_addr(spl_image); + int err, offs; + u32 size; + + if (!renesas_v4h_sparrowhawk_is_evta1) + return; + + printf("EVTA1 board detected\n"); + + /* + * MicroSD voltage switch is not populated on Sparrow Hawk EVTA1, + * rewrite MicroSD slot regulator to only support 3V3 and disable + * UHS modes in MicroSD slot node. + */ + if (!blob) + return; + + err = fdt_check_header(blob); + if (err < 0) { + printf("Invalid FDT header: %s\n", fdt_strerror(err)); + return; + } + + size = fdt_totalsize(blob); + err = fdt_open_into(blob, blob, size + 64); + if (err < 0) { + printf("Failed to expand DT\n"); + return; + } + + offs = fdt_path_offset(blob, "/regulator-vcc-sdhi"); + if (offs < 0) { + printf("Failed to locate MicroSD regulator node: %d\n", offs); + return; + } + + err = fdt_setprop_string(blob, offs, "compatible", "regulator-fixed"); + if (err < 0) { + printf("Failed to set fixed MicroSD regulator: %d\n", err); + return; + } + + err = fdt_setprop_u32(blob, offs, "regulator-min-microvolt", 3300000); + if (err < 0) { + printf("Failed to set MicroSD regulator minimum voltage: %d\n", err); + return; + } + + err = fdt_nop_property(blob, offs, "gpios"); + if (err < 0) { + printf("Failed to remove MicroSD regulator gpios: %d\n", err); + return; + } + + err = fdt_nop_property(blob, offs, "gpios-states"); + if (err < 0) { + printf("Failed to remove MicroSD regulator gpio states: %d\n", err); + return; + } + + err = fdt_nop_property(blob, offs, "states"); + if (err < 0) { + printf("Failed to remove MicroSD regulator states: %d\n", err); + return; + } + + offs = fdt_path_offset(blob, "/soc/mmc@ee140000"); + if (offs < 0) { + printf("Failed to locate MicroSD device node: %d\n", offs); + return; + } + + err = fdt_nop_property(blob, offs, "sd-uhs-sdr50"); + if (err < 0) { + printf("Failed to disable SDR50 mode in MicroSD node: %d\n", err); + return; + } + + err = fdt_nop_property(blob, offs, "sd-uhs-sdr104"); + if (err < 0) { + printf("Failed to disable SDR104 mode in MicroSD node: %d\n", err); + return; + } + + err = fdt_setprop_string(blob, offs, "pinctrl-names", "default"); + if (err < 0) { + printf("Failed to set fixed MicroSD pin names: %d\n", err); + return; + } + + err = fdt_nop_property(blob, offs, "pinctrl-1"); + if (err < 0) { + printf("Failed to disable UHS pins in MicroSD node: %d\n", err); + return; + } + + offs = fdt_path_offset(blob, "/soc/pinctrl@e6050000/avb0/pins-vddq18-25-avb"); + if (offs < 0) { + printf("Failed to locate AVB pinctrl node: %d\n", offs); + return; + } + + err = fdt_setprop_u32(blob, offs, "power-source", 2500); + if (err < 0) { + printf("Failed to set AVB IO voltage: %d\n", err); + return; + } +} #endif #define RST_MODEMR0 0xe6160000 @@ -130,7 +256,7 @@ void renesas_dram_init_banksize(void) int bank; /* 8 GiB device, do nothing. */ - if (!(modemr0 & BIT(19))) + if (!((renesas_get_cpu_rev_integer() >= 3) && (modemr0 & BIT(19)))) return; /* 16 GiB device, adjust memory map. */ |