arm: imx8: factor out uart init code
New imx8 boards started adding duplicated UART init code.
Factor out this to common function sc_pm_setup_uart().
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
diff --git a/board/freescale/imx8qm_mek/imx8qm_mek.c b/board/freescale/imx8qm_mek/imx8qm_mek.c
index e69efc4..249c29e 100644
--- a/board/freescale/imx8qm_mek/imx8qm_mek.c
+++ b/board/freescale/imx8qm_mek/imx8qm_mek.c
@@ -34,21 +34,11 @@
int board_early_init_f(void)
{
+ sc_pm_clock_rate_t rate = SC_80MHZ;
int ret;
- /* Set UART0 clock root to 80 MHz */
- sc_pm_clock_rate_t rate = 80000000;
-
- /* Power up UART0 */
- ret = sc_pm_set_resource_power_mode(-1, SC_R_UART_0, SC_PM_PW_MODE_ON);
- if (ret)
- return ret;
- ret = sc_pm_set_clock_rate(-1, SC_R_UART_0, 2, &rate);
- if (ret)
- return ret;
-
- /* Enable UART0 clock root */
- ret = sc_pm_clock_enable(-1, SC_R_UART_0, 2, true, false);
+ /* Set UART0 clock root to 80 MHz */
+ ret = sc_pm_setup_uart(SC_R_UART_0, rate);
if (ret)
return ret;
diff --git a/board/freescale/imx8qxp_mek/imx8qxp_mek.c b/board/freescale/imx8qxp_mek/imx8qxp_mek.c
index 1207314..82a7903 100644
--- a/board/freescale/imx8qxp_mek/imx8qxp_mek.c
+++ b/board/freescale/imx8qxp_mek/imx8qxp_mek.c
@@ -40,21 +40,11 @@
int board_early_init_f(void)
{
+ sc_pm_clock_rate_t rate = SC_80MHZ;
int ret;
- /* Set UART0 clock root to 80 MHz */
- sc_pm_clock_rate_t rate = 80000000;
-
- /* Power up UART0 */
- ret = sc_pm_set_resource_power_mode(-1, SC_R_UART_0, SC_PM_PW_MODE_ON);
- if (ret)
- return ret;
- ret = sc_pm_set_clock_rate(-1, SC_R_UART_0, 2, &rate);
- if (ret)
- return ret;
-
- /* Enable UART0 clock root */
- ret = sc_pm_clock_enable(-1, SC_R_UART_0, 2, true, false);
+ /* Set UART0 clock root to 80 MHz */
+ ret = sc_pm_setup_uart(SC_R_UART_0, rate);
if (ret)
return ret;
diff --git a/board/toradex/apalis-imx8/apalis-imx8.c b/board/toradex/apalis-imx8/apalis-imx8.c
index f516e54..4243b0e 100644
--- a/board/toradex/apalis-imx8/apalis-imx8.c
+++ b/board/toradex/apalis-imx8/apalis-imx8.c
@@ -37,22 +37,11 @@
int board_early_init_f(void)
{
- sc_pm_clock_rate_t rate;
+ sc_pm_clock_rate_t rate = SC_80MHZ;
sc_err_t err = 0;
- /* Power up UART1 */
- err = sc_pm_set_resource_power_mode(-1, SC_R_UART_1, SC_PM_PW_MODE_ON);
- if (err != SC_ERR_NONE)
- return 0;
-
- /* Set UART3 clock root to 80 MHz */
- rate = 80000000;
- err = sc_pm_set_clock_rate(-1, SC_R_UART_1, SC_PM_CLK_PER, &rate);
- if (err != SC_ERR_NONE)
- return 0;
-
- /* Enable UART1 clock root */
- err = sc_pm_clock_enable(-1, SC_R_UART_1, SC_PM_CLK_PER, true, false);
+ /* Set UART1 clock root to 80 MHz and enable it */
+ err = sc_pm_setup_uart(SC_R_UART_1, rate);
if (err != SC_ERR_NONE)
return 0;
diff --git a/board/toradex/colibri-imx8x/colibri-imx8x.c b/board/toradex/colibri-imx8x/colibri-imx8x.c
index aa8eaa0..a146148 100644
--- a/board/toradex/colibri-imx8x/colibri-imx8x.c
+++ b/board/toradex/colibri-imx8x/colibri-imx8x.c
@@ -51,19 +51,9 @@
if (err != SC_ERR_NONE)
return 0;
- /* Power up UART3 */
- err = sc_pm_set_resource_power_mode(-1, SC_R_UART_3, SC_PM_PW_MODE_ON);
- if (err != SC_ERR_NONE)
- return 0;
-
- /* Set UART3 clock root to 80 MHz */
- rate = 80000000;
- err = sc_pm_set_clock_rate(-1, SC_R_UART_3, SC_PM_CLK_PER, &rate);
- if (err != SC_ERR_NONE)
- return 0;
-
- /* Enable UART3 clock root */
- err = sc_pm_clock_enable(-1, SC_R_UART_3, SC_PM_CLK_PER, true, false);
+ /* Set UART3 clock root to 80 MHz and enable it */
+ rate = SC_80MHZ;
+ err = sc_pm_setup_uart(SC_R_UART_3, rate);
if (err != SC_ERR_NONE)
return 0;