diff options
author | Teo Hall <teo.hall@nxp.com> | 2019-12-04 17:14:36 -0600 |
---|---|---|
committer | Anson Huang <Anson.Huang@nxp.com> | 2019-12-13 10:45:50 +0800 |
commit | e843839fada37a0b3de2a860554ed670505eb0e4 (patch) | |
tree | 14acdf4ce5818141d7a635b3d1670d3258926998 | |
parent | 80ca14d68b42b4383ccd23364313feffa682d9c7 (diff) |
MLK-23071: Update LPUART settings for correct behavior
Update flags for expected behavior in ATF
Signed-off-by: Teo Hall <teo.hall@nxp.com>
-rw-r--r-- | plat/imx/common/include/imx8_lpuart.h | 2 | ||||
-rw-r--r-- | plat/imx/imx8qm/imx8qm_bl31_setup.c | 2 | ||||
-rw-r--r-- | plat/imx/imx8qx/imx8qx_bl31_setup.c | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/plat/imx/common/include/imx8_lpuart.h b/plat/imx/common/include/imx8_lpuart.h index 0ea284fd..0e480659 100644 --- a/plat/imx/common/include/imx8_lpuart.h +++ b/plat/imx/common/include/imx8_lpuart.h @@ -29,7 +29,7 @@ #define CTRL_RE (1 << 18) #define FIFO_TXFE 0x80 -#define FIFO_RXFE 0x40 +#define FIFO_RXFE 0x08 #define WATER_TXWATER_OFF 1 #define WATER_RXWATER_OFF 16 diff --git a/plat/imx/imx8qm/imx8qm_bl31_setup.c b/plat/imx/imx8qm/imx8qm_bl31_setup.c index 4c8d1325..b7732fb7 100644 --- a/plat/imx/imx8qm/imx8qm_bl31_setup.c +++ b/plat/imx/imx8qm/imx8qm_bl31_setup.c @@ -135,7 +135,7 @@ static int lpuart32_serial_init(unsigned int base) mmio_write_32(IMX_BOOT_UART_BASE + CTRL, tmp); mmio_write_32(IMX_BOOT_UART_BASE + MODIR, 0); - mmio_write_32(IMX_BOOT_UART_BASE + FIFO, ~(FIFO_TXFE | FIFO_RXFE)); + mmio_write_32(IMX_BOOT_UART_BASE + FIFO, mmio_read_32(IMX_BOOT_UART_BASE + FIFO) | (FIFO_TXFE | FIFO_RXFE)); mmio_write_32(IMX_BOOT_UART_BASE + MATCH, 0); diff --git a/plat/imx/imx8qx/imx8qx_bl31_setup.c b/plat/imx/imx8qx/imx8qx_bl31_setup.c index ca91725e..73920b75 100644 --- a/plat/imx/imx8qx/imx8qx_bl31_setup.c +++ b/plat/imx/imx8qx/imx8qx_bl31_setup.c @@ -130,7 +130,7 @@ static int lpuart32_serial_init(unsigned int base) mmio_write_32(IMX_BOOT_UART_BASE + CTRL, tmp); mmio_write_32(IMX_BOOT_UART_BASE + MODIR, 0); - mmio_write_32(IMX_BOOT_UART_BASE + FIFO, ~(FIFO_TXFE | FIFO_RXFE)); + mmio_write_32(IMX_BOOT_UART_BASE + FIFO, mmio_read_32(IMX_BOOT_UART_BASE + FIFO) | (FIFO_TXFE | FIFO_RXFE)); mmio_write_32(IMX_BOOT_UART_BASE + MATCH, 0); |