vexpress: detect the board periph mapping and detecting the sp804 mapping
at 0x10011000 for a9 legacy otherwise at 0x1c110000 as the new board also support Cortex-A9 so this is working qemu/arm-softmmu/qemu-system-arm -M vexpress-a15 -m 1024 -smp 1 -kernel build/vexpress/barebox -pflash build/vexpress/flash -nographic -cpu cortex-a9 Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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@ -15,6 +15,7 @@
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#include <sizes.h>
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#include <io.h>
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#include <globalvar.h>
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#include <linux/amba/sp804.h>
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struct vexpress_init {
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void (*core_init)(void);
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@ -57,12 +58,12 @@ struct vexpress_init vexpress_init_ax = {
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.devices_init = vexpress_ax_devices_init,
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};
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static void vexpress_a9_mem_init(void)
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static void vexpress_a9_legacy_mem_init(void)
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{
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vexpress_a9_add_ddram(SZ_512M, SZ_512M);
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vexpress_a9_legacy_add_ddram(SZ_512M, SZ_512M);
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}
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static void vexpress_a9_devices_init(void)
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static void vexpress_a9_legacy_devices_init(void)
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{
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add_cfi_flash_device(0, 0x40000000, SZ_64M, 0);
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add_cfi_flash_device(1, 0x44000000, SZ_64M, 0);
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@ -73,20 +74,20 @@ static void vexpress_a9_devices_init(void)
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armlinux_set_bootparams((void *)(0x60000100));
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}
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static void vexpress_a9_console_init(void)
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static void vexpress_a9_legacy_console_init(void)
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{
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vexpress_a9_register_uart(0);
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vexpress_a9_register_uart(1);
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vexpress_a9_register_uart(2);
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vexpress_a9_register_uart(3);
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vexpress_a9_legacy_register_uart(0);
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vexpress_a9_legacy_register_uart(1);
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vexpress_a9_legacy_register_uart(2);
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vexpress_a9_legacy_register_uart(3);
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}
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struct vexpress_init vexpress_init_a9 = {
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.core_init = vexpress_a9_init,
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.mem_init = vexpress_a9_mem_init,
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.console_init = vexpress_a9_console_init,
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.devices_init = vexpress_a9_devices_init,
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.hostname = "vexpress-a9",
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struct vexpress_init vexpress_init_a9_legacy = {
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.core_init = vexpress_a9_legacy_init,
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.mem_init = vexpress_a9_legacy_mem_init,
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.console_init = vexpress_a9_legacy_console_init,
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.devices_init = vexpress_a9_legacy_devices_init,
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.hostname = "vexpress-a9-legacy",
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};
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static int vexpress_mem_init(void)
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@ -123,14 +124,16 @@ console_initcall(vexpress_console_init);
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static int vexpress_core_init(void)
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{
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if (cpu_is_cortex_a9()) {
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v2m_init = &vexpress_init_a9;
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if (amba_is_arm_sp804(IOMEM(0x10011000))) {
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v2m_init = &vexpress_init_a9_legacy;
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} else {
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v2m_init = &vexpress_init_ax;
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if (cpu_is_cortex_a5())
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v2m_init->hostname = "vexpress-a5";
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else if (cpu_is_cortex_a7())
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v2m_init->hostname = "vexpress-a7";
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else if (cpu_is_cortex_a9())
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v2m_init->hostname = "vexpress-a9";
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else if (cpu_is_cortex_a15())
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v2m_init->hostname = "vexpress-a15";
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}
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@ -9,12 +9,13 @@
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#include <asm/barebox-arm-head.h>
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#include <asm/barebox-arm.h>
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#include <asm/system_info.h>
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#include <linux/amba/sp804.h>
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void __naked barebox_arm_reset_vector(void)
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{
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arm_cpu_lowlevel_init();
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if (cpu_is_cortex_a9())
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if (amba_is_arm_sp804(IOMEM(0x10011000)))
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barebox_arm_entry(0x60000000, SZ_512M, 0);
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else
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barebox_arm_entry(0x80000000, SZ_512M, 0);
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@ -12,7 +12,7 @@
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#include <mach/devices.h>
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void vexpress_a9_add_ddram(u32 ddr0_size, u32 ddr1_size)
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void vexpress_a9_legacy_add_ddram(u32 ddr0_size, u32 ddr1_size)
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{
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arm_add_mem_device("ram0", 0x60000000, ddr0_size);
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}
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void vexpress_a9_register_uart(unsigned id)
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void vexpress_a9_legacy_register_uart(unsigned id)
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{
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resource_size_t start;
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@ -7,13 +7,13 @@
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#ifndef __ASM_ARCH_DEVICES_H__
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#define __ASM_ARCH_DEVICES_H__
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void vexpress_a9_add_ddram(u32 ddr0_size, u32 ddr1_size);
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void vexpress_a9_legacy_add_ddram(u32 ddr0_size, u32 ddr1_size);
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void vexpress_add_ddram(u32 size);
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void vexpress_a9_register_uart(unsigned id);
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void vexpress_a9_legacy_register_uart(unsigned id);
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void vexpress_register_uart(unsigned id);
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void vexpress_a9_init(void);
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void vexpress_a9_legacy_init(void);
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void vexpress_init(void);
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extern void *v2m_wdt_base;
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@ -64,7 +64,7 @@ static void __init v2m_sp804_init(void __iomem *base)
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amba_apb_device_add(NULL, "sp804", DEVICE_ID_SINGLE, (resource_size_t)base, 4096, NULL, 0);
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}
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void vexpress_a9_init(void)
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void vexpress_a9_legacy_init(void)
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{
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v2m_wdt_base = IOMEM(0x1000f000);
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v2m_sysreg_base = IOMEM(0x10001000);
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