From: Jesse Taube mr.bossman075@gmail.com
[ Upstream commit 443df57b31d14a920f23eaa265f4cb0dc3f94823 ]
Add support for i.MXRT1050's uart.
Cc: Giulio Benetti giulio.benetti@benettiengineering.com Signed-off-by: Jesse Taube Mr.Bossman075@gmail.com Link: https://lore.kernel.org/r/20211215220538.4180616-8-Mr.Bossman075@gmail.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Stable-dep-of: a82c3df955f8 ("tty: serial: fsl_lpuart: reduce RX watermark to 0 on LS1028A") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/tty/serial/fsl_lpuart.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index b0b27808c7c37..bf709ea93ec97 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -246,6 +246,7 @@ enum lpuart_type { LS1028A_LPUART, IMX7ULP_LPUART, IMX8QXP_LPUART, + IMXRT1050_LPUART, };
struct lpuart_port { @@ -308,6 +309,11 @@ static struct lpuart_soc_data imx8qxp_data = { .iotype = UPIO_MEM32, .reg_off = IMX_REG_OFF, }; +static struct lpuart_soc_data imxrt1050_data = { + .devtype = IMXRT1050_LPUART, + .iotype = UPIO_MEM32, + .reg_off = IMX_REG_OFF, +};
static const struct of_device_id lpuart_dt_ids[] = { { .compatible = "fsl,vf610-lpuart", .data = &vf_data, }, @@ -315,6 +321,7 @@ static const struct of_device_id lpuart_dt_ids[] = { { .compatible = "fsl,ls1028a-lpuart", .data = &ls1028a_data, }, { .compatible = "fsl,imx7ulp-lpuart", .data = &imx7ulp_data, }, { .compatible = "fsl,imx8qxp-lpuart", .data = &imx8qxp_data, }, + { .compatible = "fsl,imxrt1050-lpuart", .data = &imxrt1050_data}, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, lpuart_dt_ids); @@ -2634,6 +2641,7 @@ OF_EARLYCON_DECLARE(lpuart32, "fsl,ls1028a-lpuart", ls1028a_early_console_setup) OF_EARLYCON_DECLARE(lpuart32, "fsl,imx7ulp-lpuart", lpuart32_imx_early_console_setup); OF_EARLYCON_DECLARE(lpuart32, "fsl,imx8ulp-lpuart", lpuart32_imx_early_console_setup); OF_EARLYCON_DECLARE(lpuart32, "fsl,imx8qxp-lpuart", lpuart32_imx_early_console_setup); +OF_EARLYCON_DECLARE(lpuart32, "fsl,imxrt1050-lpuart", lpuart32_imx_early_console_setup); EARLYCON_DECLARE(lpuart, lpuart_early_console_setup); EARLYCON_DECLARE(lpuart32, lpuart32_early_console_setup);