X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=board%2Fti%2Fam335x%2Fboard.c;h=638cc4d68b2ad5238443c6c180f378e66278b826;hp=f4b972b3e995c3dfcd833d7e99f8e7038212ebe7;hb=41341221d12341a2ecfb280142d6478071738fc2;hpb=0ce033d2582129243aca10d3072a221386bbba44

diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index f4b972b3e9..638cc4d68b 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -134,7 +134,7 @@ static int read_eeprom(void)
 
 static void rtc32k_enable(void)
 {
-	struct rtc_regs *rtc = (struct rtc_regs *)AM335X_RTC_BASE;
+	struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE;
 
 	/*
 	 * Unlock the RTC's registers.  For more details please see the
@@ -208,6 +208,14 @@ static const struct ddr_data ddr3_data = {
 	.datadldiff0 = PHY_DLL_LOCK_DIFF,
 };
 
+static const struct ddr_data ddr3_beagleblack_data = {
+	.datardsratio0 = MT41K256M16HA125E_RD_DQS,
+	.datawdsratio0 = MT41K256M16HA125E_WR_DQS,
+	.datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE,
+	.datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA,
+	.datadldiff0 = PHY_DLL_LOCK_DIFF,
+};
+
 static const struct ddr_data ddr3_evm_data = {
 	.datardsratio0 = MT41J512M8RH125_RD_DQS,
 	.datawdsratio0 = MT41J512M8RH125_WR_DQS,
@@ -230,6 +238,20 @@ static const struct cmd_control ddr3_cmd_ctrl_data = {
 	.cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT,
 };
 
+static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = {
+	.cmd0csratio = MT41K256M16HA125E_RATIO,
+	.cmd0dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF,
+	.cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+
+	.cmd1csratio = MT41K256M16HA125E_RATIO,
+	.cmd1dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF,
+	.cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+
+	.cmd2csratio = MT41K256M16HA125E_RATIO,
+	.cmd2dldiff = MT41K256M16HA125E_DLL_LOCK_DIFF,
+	.cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+};
+
 static const struct cmd_control ddr3_evm_cmd_ctrl_data = {
 	.cmd0csratio = MT41J512M8RH125_RATIO,
 	.cmd0dldiff = MT41J512M8RH125_DLL_LOCK_DIFF,
@@ -251,7 +273,18 @@ static struct emif_regs ddr3_emif_reg_data = {
 	.sdram_tim2 = MT41J128MJT125_EMIF_TIM2,
 	.sdram_tim3 = MT41J128MJT125_EMIF_TIM3,
 	.zq_config = MT41J128MJT125_ZQ_CFG,
-	.emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY,
+	.emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY |
+				PHY_EN_DYN_PWRDN,
+};
+
+static struct emif_regs ddr3_beagleblack_emif_reg_data = {
+	.sdram_config = MT41K256M16HA125E_EMIF_SDCFG,
+	.ref_ctrl = MT41K256M16HA125E_EMIF_SDREF,
+	.sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1,
+	.sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2,
+	.sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3,
+	.zq_config = MT41K256M16HA125E_ZQ_CFG,
+	.emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY,
 };
 
 static struct emif_regs ddr3_evm_emif_reg_data = {
@@ -261,8 +294,18 @@ static struct emif_regs ddr3_evm_emif_reg_data = {
 	.sdram_tim2 = MT41J512M8RH125_EMIF_TIM2,
 	.sdram_tim3 = MT41J512M8RH125_EMIF_TIM3,
 	.zq_config = MT41J512M8RH125_ZQ_CFG,
-	.emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY,
+	.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
 
 /*
@@ -270,6 +313,15 @@ static struct emif_regs ddr3_evm_emif_reg_data = {
  */
 void s_init(void)
 {
+	/*
+	 * Save the boot parameters passed from romcode.
+	 * We cannot delay the saving further than this,
+	 * to prevent overwrites.
+	 */
+#ifdef CONFIG_SPL_BUILD
+	save_omap_boot_params();
+#endif
+
 	/* WDT1 is already running when the bootloader gets control
 	 * Disable it to avoid "random" resets
 	 */
@@ -341,15 +393,20 @@ void s_init(void)
 		gpio_direction_output(GPIO_DDR_VTT_EN, 1);
 	}
 
-	if (board_is_evm_sk() || board_is_bone_lt())
+	if (board_is_evm_sk())
 		config_ddr(303, MT41J128MJT125_IOCTRL_VALUE, &ddr3_data,
-			   &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data);
+			   &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
+	else if (board_is_bone_lt())
+		config_ddr(400, MT41K256M16HA125E_IOCTRL_VALUE,
+			   &ddr3_beagleblack_data,
+			   &ddr3_beagleblack_cmd_ctrl_data,
+			   &ddr3_beagleblack_emif_reg_data, 0);
 	else if (board_is_evm_15_or_later())
 		config_ddr(303, MT41J512M8RH125_IOCTRL_VALUE, &ddr3_evm_data,
-			   &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data);
+			   &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0);
 	else
 		config_ddr(266, MT47H128M16RT25E_IOCTRL_VALUE, &ddr2_data,
-			   &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data);
+			   &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
 #endif
 }
 
@@ -412,8 +469,8 @@ static struct cpsw_slave_data cpsw_slaves[] = {
 };
 
 static struct cpsw_platform_data cpsw_data = {
-	.mdio_base		= AM335X_CPSW_MDIO_BASE,
-	.cpsw_base		= AM335X_CPSW_BASE,
+	.mdio_base		= CPSW_MDIO_BASE,
+	.cpsw_base		= CPSW_BASE,
 	.mdio_div		= 0xff,
 	.channels		= 8,
 	.cpdma_reg_ofs		= 0x800,
@@ -457,6 +514,7 @@ 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 =
@@ -472,6 +530,7 @@ int board_eth_init(bd_t *bis)
 		printf("Error %d registering CPSW switch\n", rv);
 	else
 		n += rv;
+#endif
 
 	/*
 	 *