diff options
| author | Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com> | 2019-03-01 20:12:36 +0100 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2019-04-17 22:20:17 +0200 |
| commit | c5de2b7eae68ac27da78c32cdf0845126a0d1a77 (patch) | |
| tree | fd87baca6540bf0c4036f7ebe50e9505a757a06e /arch/arm/mach-socfpga | |
| parent | ac7e14ae0d36023dd32400a8eab9433a54e77b83 (diff) | |
arm: socfpga: implement proper peripheral reset
This commit removes ad-hoc reset handling for peripheral resets from SPL
for socfpga gen5.
This is done because as U-Boot drivers support reset handling by now.
Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Diffstat (limited to 'arch/arm/mach-socfpga')
| -rw-r--r-- | arch/arm/mach-socfpga/misc_gen5.c | 10 | ||||
| -rw-r--r-- | arch/arm/mach-socfpga/spl_gen5.c | 9 |
2 files changed, 1 insertions, 18 deletions
diff --git a/arch/arm/mach-socfpga/misc_gen5.c b/arch/arm/mach-socfpga/misc_gen5.c index 6e11ba6cb2..9865f5b5b1 100644 --- a/arch/arm/mach-socfpga/misc_gen5.c +++ b/arch/arm/mach-socfpga/misc_gen5.c @@ -201,16 +201,6 @@ int arch_early_init_r(void) /* Add device descriptor to FPGA device table */ socfpga_fpga_add(&altera_fpga[0]); -#ifdef CONFIG_DESIGNWARE_SPI - /* Get Designware SPI controller out of reset */ - socfpga_per_reset(SOCFPGA_RESET(SPIM0), 0); - socfpga_per_reset(SOCFPGA_RESET(SPIM1), 0); -#endif - -#ifdef CONFIG_NAND_DENALI - socfpga_per_reset(SOCFPGA_RESET(NAND), 0); -#endif - return 0; } diff --git a/arch/arm/mach-socfpga/spl_gen5.c b/arch/arm/mach-socfpga/spl_gen5.c index c5399bb697..9dd0afb4bc 100644 --- a/arch/arm/mach-socfpga/spl_gen5.c +++ b/arch/arm/mach-socfpga/spl_gen5.c @@ -39,16 +39,12 @@ u32 spl_boot_device(void) return BOOT_DEVICE_RAM; case 0x2: /* NAND Flash (1.8V) */ case 0x3: /* NAND Flash (3.0V) */ - socfpga_per_reset(SOCFPGA_RESET(NAND), 0); return BOOT_DEVICE_NAND; case 0x4: /* SD/MMC External Transceiver (1.8V) */ case 0x5: /* SD/MMC Internal Transceiver (3.0V) */ - socfpga_per_reset(SOCFPGA_RESET(SDMMC), 0); - socfpga_per_reset(SOCFPGA_RESET(DMA), 0); return BOOT_DEVICE_MMC1; case 0x6: /* QSPI Flash (1.8V) */ case 0x7: /* QSPI Flash (3.0V) */ - socfpga_per_reset(SOCFPGA_RESET(QSPI), 0); return BOOT_DEVICE_SPI; default: printf("Invalid boot device (bsel=%08x)!\n", bsel); @@ -157,9 +153,7 @@ void board_init_f(ulong dummy) socfpga_bridges_reset(1); } - socfpga_per_reset(SOCFPGA_RESET(UART0), 0); socfpga_per_reset(SOCFPGA_RESET(OSC1TIMER0), 0); - timer_init(); debug("Reconfigure Clock Manager\n"); @@ -181,8 +175,7 @@ void board_init_f(ulong dummy) sysmgr_pinmux_init(); sysmgr_config_warmrstcfgio(0); - /* De-assert reset for peripherals and bridges based on handoff */ - reset_deassert_peripherals_handoff(); + /* De-assert reset for bridges based on handoff */ socfpga_bridges_reset(0); debug("Unfreezing/Thaw all I/O banks\n"); |