openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

tty: amba-pl011: add ST register offset table 

Add the ST variant register offset table to the driver.  Currently,
this is an identical copy of the standard version, but this will be
modified in the following changes.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Russell King 2015-11-16 17:40:36 +00:00 committed by Greg Kroah-Hartman
parent 439403bde9
commit bf69ff8a24
1 changed files with 29 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
drivers/tty/serial/amba-pl011.c
View File

@ -143,13 +143,41 @@ static struct vendor_data vendor_sbsa = {
.fixed_options = true,
};
static u16 pl011_st_offsets[REG_ARRAY_SIZE] = {
[REG_DR] = UART01x_DR,
[REG_ST_DMAWM] = ST_UART011_DMAWM,
[REG_ST_TIMEOUT] = ST_UART011_TIMEOUT,
[REG_FR] = UART01x_FR,
[REG_ST_LCRH_RX] = ST_UART011_LCRH_RX,
[REG_IBRD] = UART011_IBRD,
[REG_FBRD] = UART011_FBRD,
[REG_LCRH] = UART011_LCRH,
[REG_ST_LCRH_TX] = ST_UART011_LCRH_TX,
[REG_CR] = UART011_CR,
[REG_IFLS] = UART011_IFLS,
[REG_IMSC] = UART011_IMSC,
[REG_RIS] = UART011_RIS,
[REG_MIS] = UART011_MIS,
[REG_ICR] = UART011_ICR,
[REG_DMACR] = UART011_DMACR,
[REG_ST_XFCR] = ST_UART011_XFCR,
[REG_ST_XON1] = ST_UART011_XON1,
[REG_ST_XON2] = ST_UART011_XON2,
[REG_ST_XOFF1] = ST_UART011_XOFF1,
[REG_ST_XOFF2] = ST_UART011_XOFF2,
[REG_ST_ITCR] = ST_UART011_ITCR,
[REG_ST_ITIP] = ST_UART011_ITIP,
[REG_ST_ABCR] = ST_UART011_ABCR,
[REG_ST_ABIMSC] = ST_UART011_ABIMSC,
};
static unsigned int get_fifosize_st(struct amba_device *dev)
{
return 64;
}
static struct vendor_data vendor_st = {
.reg_offset = pl011_std_offsets,
.reg_offset = pl011_st_offsets,
.ifls = UART011_IFLS_RX_HALF|UART011_IFLS_TX_HALF,
.lcrh_tx = REG_ST_LCRH_TX,
.lcrh_rx = REG_ST_LCRH_RX,