Change in coreboot[master]: WIP: soc/mediatek/mt8192: modify i2c ext_conf

[Jg Daolongzhu (Code Review)]

Jg Daolongzhu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/50224 )

Change subject: WIP: soc/mediatek/mt8192: modify i2c ext_conf
......................................................................

WIP: soc/mediatek/mt8192: modify i2c ext_conf

modify ext_conf to adjust tsu,sta/thd,sta/
tsu,sto

TEST=Boots correctly on MT8192P1

Signed-off-by: jg_daolongzhu 
Change-Id: I0dbcda495ec6f7a8adc51d674dffffef6999745c
---
M src/soc/mediatek/common/i2c.c
1 file changed, 2 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/24/50224/1

diff --git a/src/soc/mediatek/common/i2c.c b/src/soc/mediatek/common/i2c.c
old mode 100644
new mode 100755
index 3c54b17..d5a22cb3
--- a/src/soc/mediatek/common/i2c.c
+++ b/src/soc/mediatek/common/i2c.c
@@ -118,6 +118,7 @@
    	I2C_HS_NACKERR);

write32(&regs->fifo_addr_clr, 0x1);
+	write32(&regs->ext_conf, 0x601);

/* Enable interrupt */
    write32(&regs->intr_mask, I2C_HS_NACKERR | I2C_ACKERR |
@@ -191,7 +192,7 @@

write32(&dma_regs->dma_int_flag, I2C_DMA_CLR_FLAG);
    write32(&dma_regs->dma_en, I2C_DMA_START_EN);
-
+printk(BIOS_ERR, "[mtk_debug][i2c%d][addr0x%x] ext_conf(0x%x)\n", bus, addr, read32(&regs->ext_conf));
    /* start transfer transaction */
    write32(&regs->start, 0x1);