Hi Tim,
On 04/03/2014 09:01 AM, Tim Harvey wrote:> Add a common header which can
hopefully be shared among imx6 SPL users
Signed-off-by: Tim Harvey <thar...@gateworks.com>
---
include/configs/imx6_spl.h | 64
++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
create mode 100644 include/configs/imx6_spl.h
diff --git a/include/configs/imx6_spl.h b/include/configs/imx6_spl.h
new file mode 100644
index 0000000..f9bdf55
--- /dev/null
+++ b/include/configs/imx6_spl.h
@@ -0,0 +1,64 @@
+/*
+ * Author: Tim Harvey <thar...@gateworks.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __IMX6_SPL_CONFIG_H
+#define __IMX6_SPL_CONFIG_H
+
+#ifdef CONFIG_SPL
+
+#define CONFIG_SPL_FRAMEWORK
+
+/*
+ * IMX6 OCRAM (IRAM) is from 0x00907000 to 0x0093FFFF
That's not true for all IMX6 SoCs. On i.MX6 Solo and DualLite it's
0x00907000 to 0x0091FFFF.
+ * - we start at 0x00908000 so as to leave some room for IVT/DCD
+ * - recommended stack (from IMX6DQRM Figure 8-3) is at 0x0093FFB8
+ * - this leaves about 224K for SPL image and stack
+ */
+#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/mx6/u-boot-spl.lds"
+#define CONFIG_SPL_TEXT_BASE 0x00908000
+#define CONFIG_SPL_MAX_SIZE (128 * 1024)
This should be a smaller value if we want this config to apply for
i.MX6 Solo and DualLite, which have a 68KB OCRAM free area.
+#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/armv7"
+#define CONFIG_SPL_STACK 0x0093FFB8
For i.MX6 Solo and DualLite this address should be lower (recommended
address is 0x0091FFB8).
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_I2C_SUPPORT
+#define CONFIG_SPL_GPIO_SUPPORT
+
+/* NAND support */
+#if defined(CONFIG_SPL_NAND_SUPPORT)
+#define CONFIG_SPL_NAND_MXS
+#define CONFIG_SPL_NAND_BASE
+#define CONFIG_SPL_DMA_SUPPORT
+#endif
--
Regards,
Nikita.
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