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https://github.com/genodelabs/genode.git
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hw: scale imx8q_evk cpu to 1.5 GHz
This commit is contained in:
Stefan Kalkowski
Norman Feske
parent
01676717e2
commit
1f91fd3f7d
@ -13,6 +13,7 @@
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#include <platform.h>
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/**
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* Leave out the first page (being 0x0) from bootstraps RAM allocator,
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* some code does not feel happy with addresses being zero
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@ -28,146 +29,7 @@ Bootstrap::Platform::Board::Board()
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{
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::Board::Pic pic {};
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static volatile unsigned long initial_values[][2] {
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// GPC values
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{ 0x303A0004, 0x5050424 },
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{ 0x303A0030, 0xEB22DE22 },
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{ 0x303A0034, 0xFFFFF1C7 },
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{ 0x303A0038, 0x7BFFBC00 },
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{ 0x303A003C, 0xFA3BF12A },
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{ 0x303A004C, 0xFFFFDFFF },
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{ 0x303A01B4, 0x3980 },
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{ 0x303A01CC, 0xFFFFBFFF },
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{ 0x303A01D4, 0xFFFF7FFF },
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{ 0x303A01DC, 0xFFFF7FFF },
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{ 0x303A01FC, 0x107FF9F },
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{ 0x303A080C, 0x1 },
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{ 0x303A0840, 0x1 },
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{ 0x303A084C, 0x1 },
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{ 0x303A0880, 0x1 },
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{ 0x303A088C, 0x1 },
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{ 0x303A08C0, 0x1 },
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{ 0x303A08CC, 0x1 },
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{ 0x303A0C8C, 0x1 },
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{ 0x303A0DCC, 0x1 },
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{ 0x303A0E0C, 0x1 },
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{ 0x303A0ECC, 0x1 },
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{ 0x303A0F00, 0x1 },
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{ 0x303A0F0C, 0x1 },
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// CCM values
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{ 0x303840B0, 0x2 },
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{ 0x303840B4, 0x2 },
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{ 0x303840B8, 0x2 },
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{ 0x303840BC, 0x2 },
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{ 0x303840C0, 0x2 },
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{ 0x303840C4, 0x2 },
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{ 0x303840C8, 0x2 },
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{ 0x303840CC, 0x2 },
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{ 0x303840D0, 0x2 },
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{ 0x303840D4, 0x2 },
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{ 0x303840D8, 0x2 },
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{ 0x303840DC, 0x2 },
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{ 0x303840E0, 0x2 },
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{ 0x303840E4, 0x2 },
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{ 0x303840E8, 0x2 },
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{ 0x303840EC, 0x2 },
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{ 0x303840F0, 0x2 },
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{ 0x303840F4, 0x2 },
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{ 0x303840F8, 0x2 },
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{ 0x303840FC, 0x2 },
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{ 0x30384250, 0x3 },
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{ 0x30384254, 0x3 },
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{ 0x30384258, 0x3 },
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{ 0x3038425C, 0x3 },
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{ 0x303843A0, 0x3 },
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{ 0x303843A4, 0x3 },
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{ 0x303843A8, 0x3 },
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{ 0x303843AC, 0x3 },
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{ 0x303844D0, 0x3 },
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{ 0x303844D4, 0x3 },
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{ 0x303844D8, 0x3 },
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{ 0x303844DC, 0x3 },
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{ 0x303844F0, 0x3 },
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{ 0x303844F4, 0x3 },
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{ 0x303844F8, 0x3 },
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{ 0x303844FC, 0x3 },
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{ 0x30384560, 0x0 },
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{ 0x30384564, 0x0 },
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{ 0x30384568, 0x0 },
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{ 0x3038456C, 0x0 },
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{ 0x303845D0, 0x3 },
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{ 0x303845D4, 0x3 },
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{ 0x303845D8, 0x3 },
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{ 0x303845DC, 0x3 },
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{ 0x30388010, 0x0 },
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{ 0x30388014, 0x0 },
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{ 0x30388018, 0x0 },
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{ 0x3038801C, 0x0 },
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{ 0x30388020, 0x0 },
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{ 0x30388024, 0x0 },
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{ 0x30388028, 0x0 },
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{ 0x3038802C, 0x0 },
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{ 0x30388030, 0x11000400 },
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{ 0x30388034, 0x11000400 },
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{ 0x30388038, 0x11000400 },
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{ 0x3038803C, 0x11000400 },
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{ 0x30388080, 0x11000000 },
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{ 0x30388084, 0x11000000 },
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{ 0x30388088, 0x11000000 },
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{ 0x3038808C, 0x11000000 },
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{ 0x30388090, 0x0 },
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{ 0x30388094, 0x0 },
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{ 0x30388098, 0x0 },
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{ 0x3038809C, 0x0 },
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{ 0x303880B0, 0x1100 },
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{ 0x303880B4, 0x1100 },
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{ 0x303880B8, 0x1100 },
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{ 0x303880BC, 0x1100 },
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{ 0x30388110, 0x0 },
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{ 0x30388114, 0x0 },
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{ 0x30388118, 0x0 },
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{ 0x3038811C, 0x0 },
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{ 0x30388180, 0x1000000 },
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{ 0x30388184, 0x1000000 },
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{ 0x30388188, 0x1000000 },
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{ 0x3038818C, 0x1000000 },
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{ 0x303881A0, 0x10000000 },
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{ 0x303881A4, 0x10000000 },
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{ 0x303881A8, 0x10000000 },
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{ 0x303881AC, 0x10000000 },
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{ 0x303881B0, 0x1000100 },
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{ 0x303881B4, 0x1000100 },
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{ 0x303881B8, 0x1000100 },
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{ 0x303881BC, 0x1000100 },
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{ 0x30388200, 0x1000000 },
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{ 0x30388204, 0x1000000 },
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{ 0x30388208, 0x1000000 },
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{ 0x3038820C, 0x1000000 },
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{ 0x30388220, 0x10000000 },
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{ 0x30388224, 0x10000000 },
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{ 0x30388228, 0x10000000 },
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{ 0x3038822C, 0x10000000 },
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{ 0x30388230, 0x1000100 },
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{ 0x30388234, 0x1000100 },
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{ 0x30388238, 0x1000100 },
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{ 0x3038823C, 0x1000100 },
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// CCMA values
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{ 0x30360000, 0x88080 },
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{ 0x30360004, 0x292A2FA6 },
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{ 0x30360004, 0x292A2FA6 },
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{ 0x30360008, 0x88080 },
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{ 0x30360008, 0x88080 },
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{ 0x3036000C, 0x10385BA3 },
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{ 0x3036000C, 0x10385BA3 },
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{ 0x30360010, 0x98080 },
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{ 0x30360010, 0x98080 },
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{ 0x30360014, 0x3FFFFF1A },
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{ 0x30360014, 0x3FFFFF1A },
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{ 0x30360018, 0x88081 },
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{ 0x30360054, 0x2B9 },
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static volatile unsigned long iomux_values[][2] {
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// IOMUXC
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{ 0x30330064, 0x6 },
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{ 0x30330140, 0x0 },
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@ -267,9 +129,66 @@ Bootstrap::Platform::Board::Board()
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{ 0x30340040, 0x49409200 }
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};
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unsigned num_values = sizeof(initial_values) / (2*sizeof(unsigned long));
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struct Gpio_reg : Genode::Mmio
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{
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Gpio_reg(Genode::addr_t const mmio_base)
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: Genode::Mmio(mmio_base) { }
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struct Data : Register<0x0, 32> {};
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struct Dir : Register<0x4, 32> {};
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struct Int_conf_0 : Register<0xc, 32> {};
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struct Int_conf_1 : Register<0x10, 32> {};
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struct Int_mask : Register<0x14, 32> {};
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struct Int_stat : Register<0x18, 32> {};
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};
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struct Ccm_reg : Genode::Mmio
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{
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Ccm_reg(Genode::addr_t const mmio_base)
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: Genode::Mmio(mmio_base) { }
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struct Target_root_0 : Register<0x8000, 32> {};
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};
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struct Pll_reg : Genode::Mmio
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{
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Pll_reg(Genode::addr_t const mmio_base)
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: Genode::Mmio(mmio_base) { }
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struct Pll_arm_0 : Register<0x28, 32> {};
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struct Pll_arm_1 : Register<0x2c, 32> {};
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};
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unsigned num_values = sizeof(iomux_values) / (2*sizeof(unsigned long));
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for (unsigned i = 0; i < num_values; i++)
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*((volatile Genode::uint32_t*)initial_values[i][0]) = (Genode::uint32_t)initial_values[i][1];
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*((volatile Genode::uint32_t*)iomux_values[i][0]) = (Genode::uint32_t)iomux_values[i][1];
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Ccm_reg ccm(0x30380000);
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Ccm_reg pll(0x30360000);
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/* configure GPIO PIN 13 of GPIO 1 for high voltage */
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Gpio_reg regulator(0x30200000);
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regulator.write<Gpio_reg::Int_conf_0>(0);
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regulator.write<Gpio_reg::Int_conf_1>(0);
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regulator.write<Gpio_reg::Int_mask>(0x1000);
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regulator.write<Gpio_reg::Int_stat>(0xffffffff);
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regulator.write<Gpio_reg::Dir>(0x2328);
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regulator.write<Gpio_reg::Data>(0x9f40);
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ccm.write<Ccm_reg::Target_root_0>(0x14000000);
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pll.write<Pll_reg::Pll_arm_1>(0x4a);
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unsigned long v = pll.read<Pll_reg::Pll_arm_0>();
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pll.write<Pll_reg::Pll_arm_0>(v & 0xffffffe0);
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v = pll.read<Pll_reg::Pll_arm_0>();
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pll.write<Pll_reg::Pll_arm_0>(v | (1<<12));
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while (!(pll.read<Pll_reg::Pll_arm_0>() & (1<<11))) { ; }
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v = pll.read<Pll_reg::Pll_arm_0>();
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pll.write<Pll_reg::Pll_arm_0>(v ^ (1<<12));
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ccm.write<Ccm_reg::Target_root_0>(0x11000000);
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}
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