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lcd: update doc unit test and example to support 8-line spi

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This commit is contained in:
morris
2021-08-18 19:19:55 +08:00
parent 8143832041
commit 71d475149d
18 changed files with 349 additions and 337 deletions
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68
components/hal/esp32/include/hal/spi_ll.h
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@@ -29,6 +29,7 @@
#include "soc/spi_periph.h"
#include "hal/misc.h"
#include "hal/spi_types.h"
#include "hal/assert.h"
#ifdef __cplusplus
extern "C" {
@@ -453,40 +454,40 @@ static inline void spi_ll_master_set_line_mode(spi_dev_t *hw, spi_line_mode_t li
hw->ctrl.val &= ~SPI_LL_ONE_LINE_CTRL_MASK;
hw->user.val &= ~SPI_LL_ONE_LINE_USER_MASK;
if (line_mode.cmd_lines > 1) {
abort();
HAL_ASSERT(false);
}
switch (line_mode.data_lines) {
case 2:
if (line_mode.addr_lines == 1) {
// 1-line-cmd + 1-line-addr + 2-line-data
hw->ctrl.fread_dual = 1;
hw->user.fwrite_dual = 1;
} else if (line_mode.addr_lines == 2) {
// 1-line-cmd + 2-line-addr + 2-line-data
hw->ctrl.fread_dio = 1;
hw->user.fwrite_dio = 1;
} else {
abort();
}
hw->ctrl.fastrd_mode = 1;
break;
case 4:
if (line_mode.addr_lines == 1) {
// 1-line-cmd + 1-line-addr + 4-line-data
hw->ctrl.fread_quad = 1;
hw->user.fwrite_quad = 1;
} else if (line_mode.addr_lines == 4) {
// 1-line-cmd + 4-line-addr + 4-line-data
hw->ctrl.fread_qio = 1;
hw->user.fwrite_qio = 1;
} else {
abort();
}
hw->ctrl.fastrd_mode = 1;
break;
default:
// 1-line-cmd + 1-line-addr + 1-line-data
break;
case 2:
if (line_mode.addr_lines == 1) {
// 1-line-cmd + 1-line-addr + 2-line-data
hw->ctrl.fread_dual = 1;
hw->user.fwrite_dual = 1;
} else if (line_mode.addr_lines == 2) {
// 1-line-cmd + 2-line-addr + 2-line-data
hw->ctrl.fread_dio = 1;
hw->user.fwrite_dio = 1;
} else {
HAL_ASSERT(false);
}
hw->ctrl.fastrd_mode = 1;
break;
case 4:
if (line_mode.addr_lines == 1) {
// 1-line-cmd + 1-line-addr + 4-line-data
hw->ctrl.fread_quad = 1;
hw->user.fwrite_quad = 1;
} else if (line_mode.addr_lines == 4) {
// 1-line-cmd + 4-line-addr + 4-line-data
hw->ctrl.fread_qio = 1;
hw->user.fwrite_qio = 1;
} else {
HAL_ASSERT(false);
}
hw->ctrl.fastrd_mode = 1;
break;
default:
// 1-line-cmd + 1-line-addr + 1-line-data
break;
}
}
@@ -509,7 +510,8 @@ static inline void spi_ll_master_select_cs(spi_dev_t *hw, int cs_id)
* @param hw Beginning address of the peripheral registers.
* @param keep_active if 0 don't keep CS activated, else keep CS activated
*/
static inline void spi_ll_master_keep_cs(spi_dev_t *hw, int keep_active) {
static inline void spi_ll_master_keep_cs(spi_dev_t *hw, int keep_active)
{
hw->pin.cs_keep_active = (keep_active != 0) ? 1 : 0;
}