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authorLokesh Vutla <lokeshvutla@ti.com>2016-04-13 09:50:59 +0530
committerTom Rini <trini@konsulko.com>2016-04-18 17:11:43 -0400
commit8f69523213a2929fda1fb62fe018684444586c1b (patch)
treed5e69ab1ccec48b7efc5e93362a49e03eae7f886
parent3bfc8152b2c09d81fb00f4d3990e5dfd59682b96 (diff)
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memory: Move TI_AEMIF config to KCONFIG
Not all Keystone2 devices has AEMIF NAND controller. So adding Kconfig entry for CONFIG_TI_AEMIF and enabling it in respective defconfigs on platforms with AEMIF controller. Reported-by: Nishanth Menon <nm@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
-rw-r--r--board/ti/ks2_evm/board.c5
-rw-r--r--configs/k2e_evm_defconfig1
-rw-r--r--configs/k2hk_evm_defconfig1
-rw-r--r--configs/k2l_evm_defconfig1
-rw-r--r--drivers/Kconfig2
-rw-r--r--drivers/memory/Kconfig18
-rw-r--r--include/configs/ti_armv7_keystone2.h2
7 files changed, 28 insertions, 2 deletions
diff --git a/board/ti/ks2_evm/board.c b/board/ti/ks2_evm/board.c
index e16669d..9e8ad93 100644
--- a/board/ti/ks2_evm/board.c
+++ b/board/ti/ks2_evm/board.c
@@ -20,6 +20,7 @@
DECLARE_GLOBAL_DATA_PTR;
+#if defined(CONFIG_TI_AEMIF)
static struct aemif_config aemif_configs[] = {
{ /* CS0 */
.mode = AEMIF_MODE_NAND,
@@ -33,6 +34,7 @@ static struct aemif_config aemif_configs[] = {
.width = AEMIF_WIDTH_8,
},
};
+#endif
int dram_init(void)
{
@@ -42,7 +44,10 @@ int dram_init(void)
gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
CONFIG_MAX_RAM_BANK_SIZE);
+#if defined(CONFIG_TI_AEMIF)
aemif_init(ARRAY_SIZE(aemif_configs), aemif_configs);
+#endif
+
if (ddr3_size)
ddr3_init_ecc(KS2_DDR3A_EMIF_CTRL_BASE, ddr3_size);
return 0;
diff --git a/configs/k2e_evm_defconfig b/configs/k2e_evm_defconfig
index a3fa758..f45bce0 100644
--- a/configs/k2e_evm_defconfig
+++ b/configs/k2e_evm_defconfig
@@ -15,3 +15,4 @@ CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_DM_ETH=y
CONFIG_SYS_NS16550=y
+CONFIG_TI_AEMIF=y
diff --git a/configs/k2hk_evm_defconfig b/configs/k2hk_evm_defconfig
index 83efcbb..56b3fe4 100644
--- a/configs/k2hk_evm_defconfig
+++ b/configs/k2hk_evm_defconfig
@@ -15,3 +15,4 @@ CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_DM_ETH=y
CONFIG_SYS_NS16550=y
+CONFIG_TI_AEMIF=y
diff --git a/configs/k2l_evm_defconfig b/configs/k2l_evm_defconfig
index d2ebb1d..3863c56 100644
--- a/configs/k2l_evm_defconfig
+++ b/configs/k2l_evm_defconfig
@@ -15,3 +15,4 @@ CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_DM_ETH=y
CONFIG_SYS_NS16550=y
+CONFIG_TI_AEMIF=y
diff --git a/drivers/Kconfig b/drivers/Kconfig
index c82a94b..118b66e 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -30,6 +30,8 @@ source "drivers/input/Kconfig"
source "drivers/led/Kconfig"
+source "drivers/memory/Kconfig"
+
source "drivers/misc/Kconfig"
source "drivers/mmc/Kconfig"
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
new file mode 100644
index 0000000..4fbb5aa
--- /dev/null
+++ b/drivers/memory/Kconfig
@@ -0,0 +1,18 @@
+#
+# Memory devices
+#
+
+menu "Memory Controller drivers"
+
+config TI_AEMIF
+ tristate "Texas Instruments AEMIF driver"
+ depends on ARCH_KEYSTONE
+ help
+ This driver is for the AEMIF module available in Texas Instruments
+ SoCs. AEMIF stands for Asynchronous External Memory Interface and
+ is intended to provide a glue-less interface to a variety of
+ asynchronuous memory devices like ASRAM, NOR and NAND memory. A total
+ of 256M bytes of any of these memories can be accessed at a given
+ time via four chip selects with 64M byte access per chip select.
+
+endmenu
diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h
index 41185a1..61c7174 100644
--- a/include/configs/ti_armv7_keystone2.h
+++ b/include/configs/ti_armv7_keystone2.h
@@ -145,8 +145,6 @@
/* SerDes */
#define CONFIG_TI_KEYSTONE_SERDES
-/* AEMIF */
-#define CONFIG_TI_AEMIF
#define CONFIG_AEMIF_CNTRL_BASE KS2_AEMIF_CNTRL_BASE
/* I2C Configuration */