diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index d3b3612432bf930b7bd9cd1484c05a62ecf23763..b935a29a3ca18aeec87287c4329925037562f348 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -166,4 +166,26 @@ void rtc32k_enable(void)
/* Enable the RTC 32K OSC by setting bits 3 and 6. */
writel((1 << 3) | (1 << 6), &rtc->osc);
}
+
+#define UART_RESET (0x1 << 1)
+#define UART_CLK_RUNNING_MASK 0x1
+#define UART_SMART_IDLE_EN (0x1 << 0x3)
+
+void uart_soft_reset(void)
+{
+ struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
+ u32 regval;
+
+ regval = readl(&uart_base->uartsyscfg);
+ regval |= UART_RESET;
+ writel(regval, &uart_base->uartsyscfg);
+ while ((readl(&uart_base->uartsyssts) &
+ UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK)
+ ;
+
+ /* Disable smart idle */
+ regval = readl(&uart_base->uartsyscfg);
+ regval |= UART_SMART_IDLE_EN;
+ writel(regval, &uart_base->uartsyscfg);
+}
#endif
diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h
index cbbb54e39f0edd248c20b3569e6449de176b4f7b..307ac28245a41419807190857078e056e8ec5ecd 100644
--- a/arch/arm/include/asm/arch-am33xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h
@@ -44,4 +44,5 @@ void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
void omap_nand_switch_ecc(uint32_t, uint32_t);
void rtc32k_enable(void);
+void uart_soft_reset(void);
#endif
diff --git a/board/isee/igep0033/board.c b/board/isee/igep0033/board.c
index 3e9e25f113051b8aeae0f33ae9c15cf9ecb13aa0..ea3bea50f503b48a68a1f0f84e7dcbd03db7268b 100644
--- a/board/isee/igep0033/board.c
+++ b/board/isee/igep0033/board.c
@@ -36,21 +36,13 @@
DECLARE_GLOBAL_DATA_PTR;
static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-#ifdef CONFIG_SPL_BUILD
-static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
-#endif
/* MII mode defines */
#define RMII_MODE_ENABLE 0x4D
static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
-/* UART Defines */
#ifdef CONFIG_SPL_BUILD
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-
static const struct ddr_data ddr3_data = {
.datardsratio0 = K4B2G1646EBIH9_RD_DQS,
.datawdsratio0 = K4B2G1646EBIH9_WR_DQS,
@@ -115,23 +107,9 @@ void s_init(void)
/* Enable RTC32K clock */
rtc32k_enable();
- /* UART softreset */
- u32 regval;
-
enable_uart0_pin_mux();
- regval = readl(&uart_base->uartsyscfg);
- regval |= UART_RESET;
- writel(regval, &uart_base->uartsyscfg);
- while ((readl(&uart_base->uartsyssts) &
- UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK)
- ;
-
- /* Disable smart idle */
- regval = readl(&uart_base->uartsyscfg);
- regval |= UART_SMART_IDLE_EN;
- writel(regval, &uart_base->uartsyscfg);
-
+ uart_soft_reset();
gd = &gdata;
preloader_console_init();
diff --git a/board/phytec/pcm051/board.c b/board/phytec/pcm051/board.c
index 281f6993180de5f82d91abfbf63f933a4e9f508b..0cca8d75b59c2cc0279865b6ae159cc4c3f8def3 100644
--- a/board/phytec/pcm051/board.c
+++ b/board/phytec/pcm051/board.c
@@ -39,9 +39,6 @@
DECLARE_GLOBAL_DATA_PTR;
static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-#ifdef CONFIG_SPL_BUILD
-static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
-#endif
/* MII mode defines */
#define MII_MODE_ENABLE 0x0
@@ -50,11 +47,7 @@ static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
-/* UART defines */
#ifdef CONFIG_SPL_BUILD
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
/* DDR RAM defines */
#define DDR_CLK_MHZ 303 /* DDR_DPLL_MULT value */
@@ -125,22 +118,8 @@ void s_init(void)
/* Enable RTC32K clock */
rtc32k_enable();
- /* UART softreset */
- u32 regval;
-
enable_uart0_pin_mux();
-
- regval = readl(&uart_base->uartsyscfg);
- regval |= UART_RESET;
- writel(regval, &uart_base->uartsyscfg);
- while ((readl(&uart_base->uartsyssts) & UART_CLK_RUNNING_MASK)
- != UART_CLK_RUNNING_MASK)
- ;
-
- /* Disable smart idle */
- regval = readl(&uart_base->uartsyscfg);
- regval |= UART_SMART_IDLE_EN;
- writel(regval, &uart_base->uartsyscfg);
+ uart_soft_reset();
gd = &gdata;
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index 75f129e065617fbb701d34462fd1ef2379333fb4..fb98df0f847e5235cb05bd23df52857f3a724323 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -38,9 +38,6 @@
DECLARE_GLOBAL_DATA_PTR;
static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-#ifdef CONFIG_SPL_BUILD
-static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
-#endif
/* MII mode defines */
#define MII_MODE_ENABLE 0x0
@@ -126,12 +123,7 @@ static int read_eeprom(void)
return 0;
}
-/* UART Defines */
#ifdef CONFIG_SPL_BUILD
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-
static const struct ddr_data ddr2_data = {
.datardsratio0 = ((MT47H128M16RT25E_RD_DQS<<30) |
(MT47H128M16RT25E_RD_DQS<<20) |
@@ -314,9 +306,6 @@ void s_init(void)
/* Enable RTC32K clock */
rtc32k_enable();
- /* UART softreset */
- u32 regVal;
-
#ifdef CONFIG_SERIAL1
enable_uart0_pin_mux();
#endif /* CONFIG_SERIAL1 */
@@ -336,17 +325,7 @@ void s_init(void)
enable_uart5_pin_mux();
#endif /* CONFIG_SERIAL6 */
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_RESET;
- writel(regVal, &uart_base->uartsyscfg);
- while ((readl(&uart_base->uartsyssts) &
- UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK)
- ;
-
- /* Disable smart idle */
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_SMART_IDLE_EN;
- writel(regVal, &uart_base->uartsyscfg);
+ uart_soft_reset();
gd = &gdata;
diff --git a/board/ti/ti814x/evm.c b/board/ti/ti814x/evm.c
index 38a6ced0bb56a6d7f09fc738405be6de42ccefb3..6ad3dd8fc74adf6e910abd68ca476ec4af4b4409 100644
--- a/board/ti/ti814x/evm.c
+++ b/board/ti/ti814x/evm.c
@@ -37,33 +37,16 @@ DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_SPL_BUILD
static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-static struct uart_sys *uart_base = (struct uart_sys *)DEFAULT_UART_BASE;
#endif
static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
/* UART Defines */
#ifdef CONFIG_SPL_BUILD
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-
static void uart_enable(void)
{
- u32 regVal;
-
/* UART softreset */
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_RESET;
- writel(regVal, &uart_base->uartsyscfg);
- while ((readl(&uart_base->uartsyssts) &
- UART_CLK_RUNNING_MASK) != UART_CLK_RUNNING_MASK)
- ;
-
- /* Disable smart idle */
- regVal = readl(&uart_base->uartsyscfg);
- regVal |= UART_SMART_IDLE_EN;
- writel(regVal, &uart_base->uartsyscfg);
+ uart_soft_reset();
}
static void wdt_disable(void)