sravan/system76-embedded-controller
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add support for darter keyboard

Browse Source
This commit is contained in:
Jeremy Soller
2019-12-16 16:26:42 -07:00
parent c9182c3a06
commit c75945e943
7 changed files with 222 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/board/system76/galp3-c/kbscan.c
View File

@@ -1,6 +1,7 @@
#include <mcs51/8052.h>
#include <arch/delay.h>
#include <board/gpio.h>
#include <board/kbc.h>
#include <board/kbscan.h>
#include <board/keymap.h>
@@ -15,11 +16,12 @@ void kbscan_init(void) {
// Set all outputs to GPIO mode, low, and inputs
KSOL = 0;
KSOH1 = 0;
KSOLGCTRL = 0xFF;
KSOLGOEN = 0;
KSOH1 = 0;
KSOHGCTRL = 0xFF;
KSOHGOEN = 0;
KSOH2 = 0;
// Make sure timer 2 is stopped
T2CON = 0;
@@ -42,12 +44,27 @@ void kbscan_event(void) {
for (i = 0; i < KM_OUT; i++) {
// Set current line as output
if (i < 8) {
KSOLGOEN = 0;
KSOLGOEN = 1 << i;
KSOHGOEN = 0;
GPCRC3 = GPIO_IN;
GPCRC5 = GPIO_IN;
} else if (i < 16) {
KSOLGOEN = 0;
KSOHGOEN = 1 << (i - 8);
GPCRC3 = GPIO_IN;
GPCRC5 = GPIO_IN;
} else if (i == 16) {
KSOLGOEN = 0;
KSOHGOEN = 0;
GPCRC3 = GPIO_OUT;
GPCRC5 = GPIO_IN;
} else if (i == 17) {
KSOLGOEN = 0;
KSOHGOEN = 0;
GPCRC3 = GPIO_IN;
GPCRC5 = GPIO_OUT;
}
GPDRC &= ~((1 << 3) | (1 << 5));
// TODO: figure out optimal delay
delay_ticks(10);
@@ -81,7 +98,7 @@ void kbscan_event(void) {
}
uint16_t key = keymap(i, j, kbscan_layer);
DEBUG("KB %d, %d, %d = 0x%04X, %d\n", i, j, kbscan_layer, key, new_b);
WARN("KB %d, %d, %d = 0x%04X, %d\n", i, j, kbscan_layer, key, new_b);
switch (key & KT_MASK) {
case (KT_FN):
if (new_b) layer = 1;
@@ -144,6 +161,8 @@ void kbscan_event(void) {
// Reset all lines to inputs
KSOLGOEN = 0;
KSOHGOEN = 0;
GPCRC3 = GPIO_IN;
GPCRC5 = GPIO_IN;
// TODO: figure out optimal delay
delay_ticks(10);