-
Notifications
You must be signed in to change notification settings - Fork 123
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
[f469disco] hardware rev b08 / driver nt35510 wip
- Loading branch information
Showing
7 changed files
with
609 additions
and
10 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,47 @@ | ||
/* | ||
* Copyright (c) 2016-2017, Niklas Hauser | ||
* | ||
* This file is part of the modm project. | ||
* | ||
* This Source Code Form is subject to the terms of the Mozilla Public | ||
* License, v. 2.0. If a copy of the MPL was not distributed with this | ||
* file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
*/ | ||
// ---------------------------------------------------------------------------- | ||
|
||
#include "board.hpp" | ||
#include <modm/architecture/interface/delay.hpp> | ||
#include <modm/architecture/interface/assert.hpp> | ||
Board::LoggerDevice loggerDevice; | ||
|
||
// Set all four logger streams to use the UART | ||
modm::log::Logger modm::log::debug(loggerDevice); | ||
modm::log::Logger modm::log::info(loggerDevice); | ||
modm::log::Logger modm::log::warning(loggerDevice); | ||
modm::log::Logger modm::log::error(loggerDevice); | ||
modm_extern_c void | ||
modm_abandon(const modm::AssertionInfo &info) | ||
{ | ||
MODM_LOG_ERROR << "Assertion '" << info.name << "'"; | ||
if (info.context != uintptr_t(-1)) { | ||
MODM_LOG_ERROR << " @ " << (void *) info.context << | ||
" (" << (uint32_t) info.context << ")"; | ||
} | ||
#if MODM_ASSERTION_INFO_HAS_DESCRIPTION | ||
MODM_LOG_ERROR << " failed!\n " << info.description << "\nAbandoning...\n"; | ||
#else | ||
MODM_LOG_ERROR << " failed!\nAbandoning...\n"; | ||
#endif | ||
Board::Leds::setOutput(); | ||
for(int times=10; times>=0; times--) | ||
{ | ||
Board::Leds::write(1); | ||
modm::delay_ms(20); | ||
Board::Leds::write(0); | ||
modm::delay_ms(180); | ||
} | ||
// Do not flush here otherwise you may deadlock due to waiting on the UART | ||
// interrupt which may never be executed when abandoning in a higher | ||
// priority Interrupt!!! | ||
// MODM_LOG_ERROR << modm::flush; | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,190 @@ | ||
/* | ||
* Copyright (c) 2016-2017, Niklas Hauser | ||
* | ||
* This file is part of the modm project. | ||
* | ||
* This Source Code Form is subject to the terms of the Mozilla Public | ||
* License, v. 2.0. If a copy of the MPL was not distributed with this | ||
* file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
*/ | ||
// ---------------------------------------------------------------------------- | ||
|
||
#include <modm/board.hpp> | ||
#include <modm/platform/clock/rcc.hpp> | ||
|
||
extern void | ||
nt35510_init(uint8_t); | ||
|
||
// ---------------------------------- DISPLAY ---------------------------------- | ||
void | ||
board_initialize_display_nt35510(uint8_t ColorCoding) | ||
{ | ||
using namespace modm::platform; | ||
if (Rcc::isEnabled<Peripheral::Ltdc>()) return; | ||
// Enable clock to LTDC, DSI interface | ||
Rcc::enable<Peripheral::Ltdc>(); | ||
Rcc::enable<Peripheral::Dsihost>(); | ||
|
||
{ | ||
// Expanded `HAL_DSI_Init()`: | ||
// Enable regulator | ||
DSI->WRPCR = DSI_WRPCR_REGEN; | ||
// Wait until stable | ||
for (int t = 1'024; not (DSI->WISR & DSI_WISR_RRS) and t; t--) { | ||
modm::delay_ms(1); | ||
} | ||
// Set up PLL and enable it | ||
DSI->WRPCR |= (0 << 16) | (2 << 11) | (125 << 2) | DSI_WRPCR_PLLEN; | ||
// Wait until stable | ||
for (int t = 1'024; not (DSI->WISR & DSI_WISR_PLLLS) and t; t--) { | ||
modm::delay_ms(1); | ||
} | ||
// D-PHY clock and digital enable | ||
DSI->PCTLR = DSI_PCTLR_CKE | DSI_PCTLR_DEN; | ||
// Clock lane configuration | ||
DSI->CLCR = DSI_CLCR_DPCC; | ||
// Configure the number of active data lanes | ||
DSI->PCONFR = 1; | ||
// Set the TX escape clock division factor | ||
DSI->CCR = 4; | ||
// Calculate the bit period in high-speed mode in unit of 0.25 ns (UIX4) | ||
// The equation is : UIX4 = IntegerPart( (1000/F_PHY_Mhz) * 4 ) | ||
// Where : F_PHY_Mhz = (NDIV * HSE_Mhz) / (IDF * ODF) | ||
// Set the bit period in high-speed mode | ||
DSI->WPCR[0] = 8; | ||
// Disable all error interrupts and reset the Error Mask | ||
DSI->IER[0] = 0; | ||
DSI->IER[1] = 0; | ||
} | ||
|
||
constexpr uint32_t VSA = 2; | ||
constexpr uint32_t VBP = 34; | ||
constexpr uint32_t VFP = 34; | ||
|
||
constexpr uint32_t HSA = 120; | ||
constexpr uint32_t HBP = 150; | ||
constexpr uint32_t HFP = 150; | ||
|
||
constexpr uint32_t HACT = 800; | ||
constexpr uint32_t VACT = 480; | ||
const uint8_t pixel_size = (ColorCoding == 0) ? sizeof(uint32_t) : sizeof(uint16_t); | ||
constexpr float ClockRatio = 62500.f / 27429; | ||
|
||
{ | ||
// Expanded `HAL_DSI_ConfigVideoMode()` | ||
// Select video mode by resetting CMDM and DSIM bits | ||
DSI->MCR = 0; | ||
DSI->WCFGR = 0; | ||
// Configure the video mode transmission type | ||
DSI->VMCR = 2; | ||
// Configure the video packet size | ||
DSI->VPCR = HACT; | ||
// Set the chunks number to be transmitted through the DSI link | ||
DSI->VCCR = 0; | ||
// Set the size of the null packet | ||
DSI->VNPCR = 0xFFF; | ||
// Select the virtual channel for the LTDC interface traffic | ||
DSI->LVCIDR = 0; | ||
// Configure the polarity of control signals | ||
DSI->LPCR = 0; | ||
// Select the color coding for the host | ||
DSI->LCOLCR = ColorCoding; | ||
// Select the color coding for the wrapper | ||
DSI->WCFGR = ColorCoding << 1; | ||
// Set the Horizontal Synchronization Active (HSA) in lane byte clock cycles | ||
DSI->VHSACR = HSA * ClockRatio; | ||
// Set the Horizontal Back Porch (HBP) in lane byte clock cycles | ||
DSI->VHBPCR = HBP * ClockRatio; | ||
// Set the total line time (HLINE=HSA+HBP+HACT+HFP) in lane byte clock cycles | ||
DSI->VLCR = (HACT + HSA + HBP + HFP) * ClockRatio; | ||
// Set the Vertical Synchronization Active (VSA) | ||
DSI->VVSACR = VSA; | ||
// Set the Vertical Back Porch (VBP) | ||
DSI->VVBPCR = VBP; | ||
// Set the Vertical Front Porch (VFP) | ||
DSI->VVFPCR = VFP; | ||
// Set the Vertical Active period | ||
DSI->VVACR = VACT; | ||
// Low power largest packet size | ||
// Low power VACT largest packet size | ||
DSI->LPMCR = (64 << 16) | 64; | ||
// Configure the command transmission mode | ||
// Enable LP transition in HFP period | ||
// Enable LP transition in HBP period | ||
DSI->VMCR |= DSI_VMCR_LPCE | DSI_VMCR_LPHFPE | DSI_VMCR_LPHBPE | DSI_VMCR_LPVAE | | ||
DSI_VMCR_LPVFPE | DSI_VMCR_LPVBPE | DSI_VMCR_LPVSAE; | ||
} | ||
{ | ||
// Enable the DSI host | ||
DSI->CR = DSI_CR_EN; | ||
// Enable the DSI wrapper | ||
DSI->WCR = DSI_WCR_DSIEN; | ||
} | ||
|
||
/* done by SystemClock::enable() | ||
{ | ||
// LCD clock configuration | ||
// PLLSAI_VCO Input = HSE_VALUE/PLL_M = 1 Mhz | ||
// PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN = 384 Mhz | ||
// PLLLCDCLK = PLLSAI_VCO Output/PLLSAIR = 384 MHz / 7 = 54.857 MHz | ||
// LTDC clock frequency = PLLLCDCLK / LTDC_PLLSAI_DIVR_2 = 54.857 MHz / 2 = 27.429 MHz | ||
RCC->PLLSAICFGR = (7 << 28) | (15 << 24) | (3 << 16) | (384 << 6); | ||
// Select PLLSAI clock for 48MHz clocks | ||
RCC->DCKCFGR = RCC_DCKCFGR_CK48MSEL; | ||
// Enable PLLSAI | ||
RCC->CR |= RCC_CR_PLLSAION; | ||
for (int t = 1'024; not (RCC->CR & RCC_CR_PLLSAIRDY) and t; t--) { | ||
modm::delay_ms(1); | ||
} | ||
} | ||
*/ | ||
|
||
{ | ||
// HAL_LTDC_Init(&hltdc_eval); | ||
// Configures the HS, VS, DE and PC polarity | ||
LTDC->GCR = 0; | ||
// Sets Synchronization size | ||
LTDC->SSCR = ((HSA - 1) << 16) | (VSA - 1); | ||
// Sets Accumulated Back porch | ||
LTDC->BPCR = ((HSA + HBP - 1) << 16) | (VSA + VBP - 1); | ||
// Sets Accumulated Active Width | ||
LTDC->AWCR = ((HACT + HSA + HBP - 1) << 16) | (VACT + VSA + VBP - 1); | ||
// Sets Total Width and Height | ||
LTDC->TWCR = ((HACT + HSA + HBP + HFP - 1) << 16) | (VACT + VSA + VBP + VFP - 1); | ||
// Sets the background color value | ||
LTDC->BCCR = 0; | ||
// Enable LTDC by setting LTDCEN bit | ||
LTDC->GCR |= LTDC_GCR_LTDCEN; | ||
} | ||
|
||
nt35510_init(ColorCoding); | ||
|
||
{ | ||
// HAL_LTDC_ConfigLayer() | ||
// Configures the horizontal start and stop position | ||
LTDC_Layer1->WHPCR = ((HACT + HSA + HBP - 1) << 16) | (HSA + HBP); | ||
// Configures the vertical start and stop position | ||
LTDC_Layer1->WVPCR = ((VACT + VSA + VBP - 1) << 16) | (VSA + VBP); | ||
// Specifies the pixel format | ||
LTDC_Layer1->PFCR = ColorCoding; | ||
// Configures the default color values | ||
LTDC_Layer1->DCCR = 0xff000000; | ||
// Specifies the constant alpha value | ||
LTDC_Layer1->CACR = 0xff; | ||
// Specifies the blending factors | ||
LTDC_Layer1->BFCR = 0x607; | ||
// Configures the color frame buffer pitch in byte | ||
LTDC_Layer1->CFBLR = ((HACT * pixel_size) << 16) | ((HACT * pixel_size) + 3); | ||
// Configures the frame buffer line number | ||
LTDC_Layer1->CFBLNR = VACT; | ||
|
||
/* Configured in display.cpp | ||
// Configures the color frame buffer start address | ||
LTDC_Layer1->CFBAR = buffer_address; | ||
// Enable LTDC_Layer by setting LEN bit | ||
LTDC_Layer1->CR = LTDC_LxCR_LEN; | ||
// Sets the Reload type | ||
LTDC->SRCR = LTDC_SRCR_IMR; | ||
*/ | ||
} | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.