A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-09 05:39:54 -04:00
Code Issues Projects Releases Packages Wiki Activity

GKI kernel build upgrade

Browse source 
GKI kernel build may error since spi_set_cs_timing
is not in google whitelist

upgrade as kernel verion

Change-Id: I1ea0b1e23c15fd218ff0a2aee5f584f2cbf0dcc4
Reviewed-on: https://gerrit.mot.com/2060952
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Ningkai Zhuang <zhuangnk1@lenovo.com>
Reviewed-by: Tao Sun <suntao2@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
zhouzs1 2021-09-07 11:00:40 +08:00 • committed by Zishang Zhou
commit 7c5df55ab7
1 changed files with 15 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

16
drivers/ese/st54x/st54spi.c
View file

@ -34,6 +34,7 @@
// #define WITH_SPI_CLK_MNGT 1
#include "linux/st21nfc.h"
#include "linux/spi/spi-msm-geni.h"
/*
@ -1022,16 +1023,19 @@ static void st54spi_st21nfc_cb(int dir, void *data)
/* Change CS_TIME for ST54 */
/*
static struct spi_delay st54spi_delay = {
.unit = SPI_DELAY_UNIT_USECS,
.value = 10,
};
*/
static int st54spi_probe(struct spi_device *spi)
{
struct st54spi_data *st54spi;
int status, ret;
unsigned long minor;
struct spi_geni_qcom_ctrl_data *spi_param = NULL;
/*
* st54spi should never be referenced in DT without a specific
@ -1090,7 +1094,17 @@ static int st54spi_probe(struct spi_device *spi)
// this method exists since kernel 5.3
// it uses u8 parameter in kernel 5.4 (clk count) and spi_delay parameter in kernel 5.5 (clk_count fobidden)
// target 10us delay ==> use CLK=4MHz and value 31 (even if u8 data, some platforms limit to 0-31)
spi_set_cs_timing(spi, &st54spi_delay, NULL, NULL);
// spi_set_cs_timing(spi, &st54spi_delay, NULL, NULL);
spi_param = devm_kzalloc(&spi->dev, sizeof(spi_param), GFP_KERNEL);
if (spi_param == NULL) {
status = -ENOMEM;
} else {
/* Initialize the driver data */
spi_param->spi_cs_clk_delay = 90;
spi->controller_data = spi_param;
}
if (status == 0)
spi_set_drvdata(spi, st54spi);