X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=board%2Fti%2Fam335x%2Fboard.c;h=fdbe26cde116b81e0bf7e1c41d233cd3d36e5f87;hp=ebddf0c7ca3275034583a3ac0db483575cfe4d39;hb=348e47f766ac228fb02d1af562b2e9a4c69355db;hpb=4596dcc1d4ea5763e0f92cf5becd9fc7d4c6e674

diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index ebddf0c7ca..fdbe26cde1 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
@@ -126,28 +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 void rtc32k_enable(void)
-{
-	struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE;
-
-	/*
-	 * Unlock the RTC's registers.  For more details please see the
-	 * RTC_SS section of the TRM.  In order to unlock we need to
-	 * write these specific values (keys) in this order.
-	 */
-	writel(0x83e70b13, &rtc->kick0r);
-	writel(0x95a4f1e0, &rtc->kick1r);
-
-	/* Enable the RTC 32K OSC by setting bits 3 and 6. */
-	writel((1 << 3) | (1 << 6), &rtc->osc);
-}
-
 static const struct ddr_data ddr2_data = {
 	.datardsratio0 = ((MT47H128M16RT25E_RD_DQS<<30) |
 			  (MT47H128M16RT25E_RD_DQS<<20) |
@@ -297,6 +273,15 @@ static struct emif_regs ddr3_evm_emif_reg_data = {
 	.emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY |
 				PHY_EN_DYN_PWRDN,
 };
+
+#ifdef CONFIG_SPL_OS_BOOT
+int spl_start_uboot(void)
+{
+	/* break into full u-boot on 'c' */
+	return (serial_tstc() && serial_getc() == 'c');
+}
+#endif
+
 #endif
 
 /*
@@ -330,9 +315,6 @@ void s_init(void)
 	/* Enable RTC32K clock */
 	rtc32k_enable();
 
-	/* UART softreset */
-	u32 regVal;
-
 #ifdef CONFIG_SERIAL1
 	enable_uart0_pin_mux();
 #endif /* CONFIG_SERIAL1 */
@@ -352,17 +334,7 @@ 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;
 
@@ -505,6 +477,7 @@ int board_eth_init(bd_t *bis)
 			eth_setenv_enetaddr("ethaddr", mac_addr);
 	}
 
+#ifdef CONFIG_DRIVER_TI_CPSW
 	if (board_is_bone() || board_is_bone_lt() || board_is_idk()) {
 		writel(MII_MODE_ENABLE, &cdev->miisel);
 		cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
@@ -520,6 +493,7 @@ int board_eth_init(bd_t *bis)
 		printf("Error %d registering CPSW switch\n", rv);
 	else
 		n += rv;
+#endif
 
 	/*
 	 *