shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-06 10:58:48 +09:00
Code Issues Packages Projects Releases Wiki Activity

mfd: rk806: update rk806 volatile reg range

Browse Source 
Signed-off-by: shengfei Xu <xsf@rock-chips.com>
Change-Id: I8b0f8545ba429b33b84b0023c15b9426f979c55f
This commit is contained in:
shengfei Xu
2021-12-08 09:50:50 +00:00
committed by Tao Huang
parent 1e6591869b
commit d74ec4d675
2 changed files with 5 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/mfd/rk806-core.c
View File

@@ -342,7 +342,7 @@ static struct regmap_irq_chip rk806_irq_chip = {
static const struct regmap_range rk806_yes_ranges[] = {
/* regmap_reg_range(RK806_INT_STS0, RK806_GPIO_INT_CONFIG), */
regmap_reg_range(0x00, 0xff),
regmap_reg_range(0x70, 0x7a),
};
static const struct regmap_access_table rk806_volatile_table = {

25
drivers/mfd/rk806-spi.c
View File

@@ -26,34 +26,17 @@ static int rk806_spi_write(struct spi_device *spi,
char write_cmd = RK806_CMD_WRITE | (data_len - 1);
char addrh = RK806_REG_H;
struct spi_message m;
char addrl = addr;
int ret = 0;
int buffer, ret = 0;
struct spi_transfer write_cmd_packet = {
.tx_buf = &write_cmd,
.len = sizeof(write_cmd),
};
struct spi_transfer addrl_packet = {
.tx_buf = &addrl,
.len = sizeof(addrl),
};
struct spi_transfer addrh_packet = {
.tx_buf = &addrh,
.len = sizeof(addrh),
.tx_buf = &buffer,
.len = sizeof(buffer),
};
struct spi_transfer data_packet = {
.tx_buf = data,
.len = data_len,
};
buffer = write_cmd | (addr << 8) | (addrh << 16) | (*data << 24);
spi_message_init(&m);
spi_message_add_tail(&write_cmd_packet, &m);
spi_message_add_tail(&addrl_packet, &m);
spi_message_add_tail(&addrh_packet, &m);
spi_message_add_tail(&data_packet, &m);
ret = spi_sync(spi, &m);
return ret;
}