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| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2021-04-23 16:28:29 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-05-17 09:00:16 +0200 |
| commit | 5837dcc2e04edfbf1b6fa3ceb5553d60d027cc82 (patch) | |
| tree | 5457f9347b38b29ea2c10ed8b62d74ee3aa56df0 /arch/arm/boards/microchip-ksz9477-evb | |
| parent | 7e838d427e28d9ca0f0525e83672319e72ae5d42 (diff) | |
| download | barebox-5837dcc2e04edfbf1b6fa3ceb5553d60d027cc82.tar.gz barebox-5837dcc2e04edfbf1b6fa3ceb5553d60d027cc82.tar.xz | |
ARM: at91: sama5d3: add multiimage support for the microchip-ksz9477-evb
Rework the lowlevel init code to make it multiimage capable. With this
patch we can build first and second stage in one run.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.barebox.org/20210423142829.29468-7-o.rempel@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/boards/microchip-ksz9477-evb')
| -rw-r--r-- | arch/arm/boards/microchip-ksz9477-evb/lowlevel.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/arch/arm/boards/microchip-ksz9477-evb/lowlevel.c b/arch/arm/boards/microchip-ksz9477-evb/lowlevel.c index 30a5760da6..93ae481975 100644 --- a/arch/arm/boards/microchip-ksz9477-evb/lowlevel.c +++ b/arch/arm/boards/microchip-ksz9477-evb/lowlevel.c @@ -8,20 +8,16 @@ #include <init.h> #include <asm/barebox-arm-head.h> -#include <asm/barebox-arm.h> -#include <mach/at91_pmc_ll.h> - -#include <mach/hardware.h> -#include <mach/iomux.h> #include <debug_ll.h> -#include <mach/at91_dbgu.h> +#include <mach/barebox-arm.h> +#include <mach/iomux.h> +#include <mach/sama5d3.h> +#include <mach/sama5d3-xplained-ddramc.h> +#include <mach/xload.h> /* PCK = 528MHz, MCK = 132MHz */ #define MASTER_CLOCK 132000000 -#define sama5d3_pmc_enable_periph_clock(clk) \ - at91_pmc_enable_periph_clock(IOMEM(SAMA5D3_BASE_PMC), clk) - static void dbgu_init(void) { void __iomem *pio = IOMEM(SAMA5D3_BASE_PIOB); @@ -36,14 +32,27 @@ static void dbgu_init(void) putc_ll('>'); } +SAMA5_ENTRY_FUNCTION(start_sama5d3_xplained_ung8071_xload_mmc, r4) +{ + sama5d3_lowlevel_init(); + + relocate_to_current_adr(); + setup_c(); + + sama5d3_udelay_init(MASTER_CLOCK); + sama5d3_xplained_ddrconf(); + if (IS_ENABLED(CONFIG_DEBUG_LL)) + dbgu_init(); + + sama5d3_atmci_start_image(0, MASTER_CLOCK, 0); +} + extern char __dtb_z_at91_microchip_ksz9477_evb_start[]; -ENTRY_FUNCTION(start_sama5d3_xplained_ung8071, r0, r1, r2) +SAMA5_ENTRY_FUNCTION(start_sama5d3_xplained_ung8071, r4) { void *fdt; - arm_cpu_lowlevel_init(); - arm_setup_stack(SAMA5D3_SRAM_BASE + SAMA5D3_SRAM_SIZE); if (IS_ENABLED(CONFIG_DEBUG_LL)) |